id
int32 0
27.3k
| func
stringlengths 26
142k
| target
bool 2
classes | project
stringclasses 2
values | commit_id
stringlengths 40
40
|
|---|---|---|---|---|
3,672 | static int ogg_restore(AVFormatContext *s, int discard)
{
struct ogg *ogg = s->priv_data;
AVIOContext *bc = s->pb;
struct ogg_state *ost = ogg->state;
int i;
if (!ost)
return 0;
ogg->state = ost->next;
if (!discard){
for (i = 0; i < ogg->nstreams; i++)
av_free (ogg->streams[i].buf);
avio_seek (bc, ost->pos, SEEK_SET);
ogg->curidx = ost->curidx;
ogg->nstreams = ost->nstreams;
memcpy(ogg->streams, ost->streams,
ost->nstreams * sizeof(*ogg->streams));
}
av_free (ost);
return 0;
}
| true | FFmpeg | bc851a2946c64eefb96145b70e2190ff7d5a4827 |
3,673 | rdt_free_context (PayloadContext *rdt)
{
int i;
for (i = 0; i < MAX_STREAMS; i++)
if (rdt->rmst[i]) {
ff_rm_free_rmstream(rdt->rmst[i]);
av_freep(&rdt->rmst[i]);
}
if (rdt->rmctx)
av_close_input_stream(rdt->rmctx);
av_freep(&rdt->mlti_data);
av_free(rdt);
}
| false | FFmpeg | dfdb353cd565efbd1f64105ce7519ec809ad338d |
3,674 | static inline void RENAME(yuvPlanartoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
long width, long height,
long lumStride, long chromStride, long dstStride, long vertLumPerChroma)
{
long y;
const long chromWidth= width>>1;
for(y=0; y<height; y++)
{
#ifdef HAVE_MMX
//FIXME handle 2 lines a once (fewer prefetch, reuse some chrom, but very likely limited by mem anyway)
asm volatile(
"xor %%"REG_a", %%"REG_a" \n\t"
ASMALIGN(4)
"1: \n\t"
PREFETCH" 32(%1, %%"REG_a", 2) \n\t"
PREFETCH" 32(%2, %%"REG_a") \n\t"
PREFETCH" 32(%3, %%"REG_a") \n\t"
"movq (%2, %%"REG_a"), %%mm0 \n\t" // U(0)
"movq %%mm0, %%mm2 \n\t" // U(0)
"movq (%3, %%"REG_a"), %%mm1 \n\t" // V(0)
"punpcklbw %%mm1, %%mm0 \n\t" // UVUV UVUV(0)
"punpckhbw %%mm1, %%mm2 \n\t" // UVUV UVUV(8)
"movq (%1, %%"REG_a",2), %%mm3 \n\t" // Y(0)
"movq 8(%1, %%"REG_a",2), %%mm5 \n\t" // Y(8)
"movq %%mm3, %%mm4 \n\t" // Y(0)
"movq %%mm5, %%mm6 \n\t" // Y(8)
"punpcklbw %%mm0, %%mm3 \n\t" // YUYV YUYV(0)
"punpckhbw %%mm0, %%mm4 \n\t" // YUYV YUYV(4)
"punpcklbw %%mm2, %%mm5 \n\t" // YUYV YUYV(8)
"punpckhbw %%mm2, %%mm6 \n\t" // YUYV YUYV(12)
MOVNTQ" %%mm3, (%0, %%"REG_a", 4)\n\t"
MOVNTQ" %%mm4, 8(%0, %%"REG_a", 4)\n\t"
MOVNTQ" %%mm5, 16(%0, %%"REG_a", 4)\n\t"
MOVNTQ" %%mm6, 24(%0, %%"REG_a", 4)\n\t"
"add $8, %%"REG_a" \n\t"
"cmp %4, %%"REG_a" \n\t"
" jb 1b \n\t"
::"r"(dst), "r"(ysrc), "r"(usrc), "r"(vsrc), "g" (chromWidth)
: "%"REG_a
);
#else
#if defined ARCH_ALPHA && defined HAVE_MVI
#define pl2yuy2(n) \
y1 = yc[n]; \
y2 = yc2[n]; \
u = uc[n]; \
v = vc[n]; \
asm("unpkbw %1, %0" : "=r"(y1) : "r"(y1)); \
asm("unpkbw %1, %0" : "=r"(y2) : "r"(y2)); \
asm("unpkbl %1, %0" : "=r"(u) : "r"(u)); \
asm("unpkbl %1, %0" : "=r"(v) : "r"(v)); \
yuv1 = (u << 8) + (v << 24); \
yuv2 = yuv1 + y2; \
yuv1 += y1; \
qdst[n] = yuv1; \
qdst2[n] = yuv2;
int i;
uint64_t *qdst = (uint64_t *) dst;
uint64_t *qdst2 = (uint64_t *) (dst + dstStride);
const uint32_t *yc = (uint32_t *) ysrc;
const uint32_t *yc2 = (uint32_t *) (ysrc + lumStride);
const uint16_t *uc = (uint16_t*) usrc, *vc = (uint16_t*) vsrc;
for(i = 0; i < chromWidth; i += 8){
uint64_t y1, y2, yuv1, yuv2;
uint64_t u, v;
/* Prefetch */
asm("ldq $31,64(%0)" :: "r"(yc));
asm("ldq $31,64(%0)" :: "r"(yc2));
asm("ldq $31,64(%0)" :: "r"(uc));
asm("ldq $31,64(%0)" :: "r"(vc));
pl2yuy2(0);
pl2yuy2(1);
pl2yuy2(2);
pl2yuy2(3);
yc += 4;
yc2 += 4;
uc += 4;
vc += 4;
qdst += 4;
qdst2 += 4;
}
y++;
ysrc += lumStride;
dst += dstStride;
#elif __WORDSIZE >= 64
int i;
uint64_t *ldst = (uint64_t *) dst;
const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;
for(i = 0; i < chromWidth; i += 2){
uint64_t k, l;
k = yc[0] + (uc[0] << 8) +
(yc[1] << 16) + (vc[0] << 24);
l = yc[2] + (uc[1] << 8) +
(yc[3] << 16) + (vc[1] << 24);
*ldst++ = k + (l << 32);
yc += 4;
uc += 2;
vc += 2;
}
#else
int i, *idst = (int32_t *) dst;
const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;
for(i = 0; i < chromWidth; i++){
#ifdef WORDS_BIGENDIAN
*idst++ = (yc[0] << 24)+ (uc[0] << 16) +
(yc[1] << 8) + (vc[0] << 0);
#else
*idst++ = yc[0] + (uc[0] << 8) +
(yc[1] << 16) + (vc[0] << 24);
#endif
yc += 2;
uc++;
vc++;
}
#endif
#endif
if((y&(vertLumPerChroma-1))==(vertLumPerChroma-1) )
{
usrc += chromStride;
vsrc += chromStride;
}
ysrc += lumStride;
dst += dstStride;
}
#ifdef HAVE_MMX
asm( EMMS" \n\t"
SFENCE" \n\t"
:::"memory");
#endif
}
| true | FFmpeg | 6e42e6c4b410dbef8b593c2d796a5dad95f89ee4 |
3,675 | void visit_start_struct(Visitor *v, void **obj, const char *kind,
const char *name, size_t size, Error **errp)
{
if (!error_is_set(errp)) {
v->start_struct(v, obj, kind, name, size, errp);
}
}
| true | qemu | 297a3646c2947ee64a6d42ca264039732c6218e0 |
3,676 | static int encode_nals(AVCodecContext *ctx, uint8_t *buf, int size,
x264_nal_t *nals, int nnal, int skip_sei)
{
X264Context *x4 = ctx->priv_data;
uint8_t *p = buf;
int i;
/* Write the SEI as part of the first frame. */
if (x4->sei_size > 0 && nnal > 0) {
if (x4->sei_size > size) {
return -1;
memcpy(p, x4->sei, x4->sei_size);
p += x4->sei_size;
x4->sei_size = 0;
// why is x4->sei not freed?
for (i = 0; i < nnal; i++){
/* Don't put the SEI in extradata. */
if (skip_sei && nals[i].i_type == NAL_SEI) {
x4->sei_size = nals[i].i_payload;
x4->sei = av_malloc(x4->sei_size);
memcpy(x4->sei, nals[i].p_payload, nals[i].i_payload);
continue;
memcpy(p, nals[i].p_payload, nals[i].i_payload);
p += nals[i].i_payload;
return p - buf;
| true | FFmpeg | e2dae1faa84ada5746ac2114de7eb68abd824131 |
3,677 | static int copy_stream_props(AVStream *st, AVStream *source_st)
{
int ret;
if (st->codecpar->codec_id || !source_st->codecpar->codec_id) {
if (st->codecpar->extradata_size < source_st->codecpar->extradata_size) {
if (st->codecpar->extradata) {
av_freep(&st->codecpar->extradata);
st->codecpar->extradata_size = 0;
}
ret = ff_alloc_extradata(st->codecpar,
source_st->codecpar->extradata_size);
if (ret < 0)
return ret;
}
memcpy(st->codecpar->extradata, source_st->codecpar->extradata,
source_st->codecpar->extradata_size);
return 0;
}
if ((ret = avcodec_parameters_copy(st->codecpar, source_st->codecpar)) < 0)
return ret;
st->r_frame_rate = source_st->r_frame_rate;
st->avg_frame_rate = source_st->avg_frame_rate;
st->time_base = source_st->time_base;
st->sample_aspect_ratio = source_st->sample_aspect_ratio;
av_dict_copy(&st->metadata, source_st->metadata, 0);
return 0;
}
| false | FFmpeg | e45f7bca735ff7ba965ec1e441199dc7aeb0c8fc |
3,679 | aio_ctx_finalize(GSource *source)
{
AioContext *ctx = (AioContext *) source;
thread_pool_free(ctx->thread_pool);
aio_set_event_notifier(ctx, &ctx->notifier, NULL);
event_notifier_cleanup(&ctx->notifier);
rfifolock_destroy(&ctx->lock);
qemu_mutex_destroy(&ctx->bh_lock);
timerlistgroup_deinit(&ctx->tlg); | true | qemu | a076972a4d36381d610a854f0c336507650a1d34 |
3,680 | void gen_intermediate_code_internal(LM32CPU *cpu,
TranslationBlock *tb, bool search_pc)
{
CPUState *cs = CPU(cpu);
CPULM32State *env = &cpu->env;
struct DisasContext ctx, *dc = &ctx;
uint16_t *gen_opc_end;
uint32_t pc_start;
int j, lj;
uint32_t next_page_start;
int num_insns;
int max_insns;
pc_start = tb->pc;
dc->env = env;
dc->tb = tb;
gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE;
dc->is_jmp = DISAS_NEXT;
dc->pc = pc_start;
dc->singlestep_enabled = cs->singlestep_enabled;
dc->nr_nops = 0;
if (pc_start & 3) {
cpu_abort(env, "LM32: unaligned PC=%x\n", pc_start);
}
next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
lj = -1;
num_insns = 0;
max_insns = tb->cflags & CF_COUNT_MASK;
if (max_insns == 0) {
max_insns = CF_COUNT_MASK;
}
gen_tb_start();
do {
check_breakpoint(env, dc);
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j) {
tcg_ctx.gen_opc_instr_start[lj++] = 0;
}
}
tcg_ctx.gen_opc_pc[lj] = dc->pc;
tcg_ctx.gen_opc_instr_start[lj] = 1;
tcg_ctx.gen_opc_icount[lj] = num_insns;
}
/* Pretty disas. */
LOG_DIS("%8.8x:\t", dc->pc);
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) {
gen_io_start();
}
decode(dc, cpu_ldl_code(env, dc->pc));
dc->pc += 4;
num_insns++;
} while (!dc->is_jmp
&& tcg_ctx.gen_opc_ptr < gen_opc_end
&& !cs->singlestep_enabled
&& !singlestep
&& (dc->pc < next_page_start)
&& num_insns < max_insns);
if (tb->cflags & CF_LAST_IO) {
gen_io_end();
}
if (unlikely(cs->singlestep_enabled)) {
if (dc->is_jmp == DISAS_NEXT) {
tcg_gen_movi_tl(cpu_pc, dc->pc);
}
t_gen_raise_exception(dc, EXCP_DEBUG);
} else {
switch (dc->is_jmp) {
case DISAS_NEXT:
gen_goto_tb(dc, 1, dc->pc);
break;
default:
case DISAS_JUMP:
case DISAS_UPDATE:
/* indicate that the hash table must be used
to find the next TB */
tcg_gen_exit_tb(0);
break;
case DISAS_TB_JUMP:
/* nothing more to generate */
break;
}
}
gen_tb_end(tb, num_insns);
*tcg_ctx.gen_opc_ptr = INDEX_op_end;
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
lj++;
while (lj <= j) {
tcg_ctx.gen_opc_instr_start[lj++] = 0;
}
} else {
tb->size = dc->pc - pc_start;
tb->icount = num_insns;
}
#ifdef DEBUG_DISAS
if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
qemu_log("\n");
log_target_disas(env, pc_start, dc->pc - pc_start, 0);
qemu_log("\nisize=%d osize=%td\n",
dc->pc - pc_start, tcg_ctx.gen_opc_ptr -
tcg_ctx.gen_opc_buf);
}
#endif
}
| true | qemu | 3604a76fea6ff37738d4a8f596be38407be74a83 |
3,682 | static int parse_keyframes_index(AVFormatContext *s, AVIOContext *ioc, AVStream *vstream, int64_t max_pos) {
unsigned int arraylen = 0, timeslen = 0, fileposlen = 0, i;
double num_val;
char str_val[256];
int64_t *times = NULL;
int64_t *filepositions = NULL;
int ret = AVERROR(ENOSYS);
int64_t initial_pos = avio_tell(ioc);
AVDictionaryEntry *creator = av_dict_get(s->metadata, "metadatacreator",
NULL, 0);
if (creator && !strcmp(creator->value, "MEGA")) {
/* Files with this metadatacreator tag seem to have filepositions
* pointing at the 4 trailer bytes of the previous packet,
* which isn't the norm (nor what we expect here, nor what
* jwplayer + lighttpd expect, nor what flvtool2 produces).
* Just ignore the index in this case, instead of risking trying
* to adjust it to something that might or might not work. */
return 0;
}
while (avio_tell(ioc) < max_pos - 2 && amf_get_string(ioc, str_val, sizeof(str_val)) > 0) {
int64_t* current_array;
// Expect array object in context
if (avio_r8(ioc) != AMF_DATA_TYPE_ARRAY)
break;
arraylen = avio_rb32(ioc);
/*
* Expect only 'times' or 'filepositions' sub-arrays in other case refuse to use such metadata
* for indexing
*/
if (!strcmp(KEYFRAMES_TIMESTAMP_TAG, str_val) && !times) {
if (!(times = av_mallocz(sizeof(*times) * arraylen))) {
ret = AVERROR(ENOMEM);
goto finish;
}
timeslen = arraylen;
current_array = times;
} else if (!strcmp(KEYFRAMES_BYTEOFFSET_TAG, str_val) && !filepositions) {
if (!(filepositions = av_mallocz(sizeof(*filepositions) * arraylen))) {
ret = AVERROR(ENOMEM);
goto finish;
}
fileposlen = arraylen;
current_array = filepositions;
} else // unexpected metatag inside keyframes, will not use such metadata for indexing
break;
for (i = 0; i < arraylen && avio_tell(ioc) < max_pos - 1; i++) {
if (avio_r8(ioc) != AMF_DATA_TYPE_NUMBER)
goto finish;
num_val = av_int2dbl(avio_rb64(ioc));
current_array[i] = num_val;
}
if (times && filepositions) {
// All done, exiting at a position allowing amf_parse_object
// to finish parsing the object
ret = 0;
break;
}
}
if (timeslen == fileposlen)
for(i = 0; i < arraylen; i++)
av_add_index_entry(vstream, filepositions[i], times[i]*1000, 0, 0, AVINDEX_KEYFRAME);
else
av_log(s, AV_LOG_WARNING, "Invalid keyframes object, skipping.\n");
finish:
av_freep(×);
av_freep(&filepositions);
// If we got unexpected data, but successfully reset back to
// the start pos, the caller can continue parsing
if (ret < 0 && avio_seek(ioc, initial_pos, SEEK_SET) > 0)
return 0;
return ret;
}
| true | FFmpeg | 2b4e49d4281690db67073ba644ad2ffc17767cdf |
3,683 | static void via_ide_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->init = vt82c686b_ide_initfn;
k->exit = vt82c686b_ide_exitfn;
k->vendor_id = PCI_VENDOR_ID_VIA;
k->device_id = PCI_DEVICE_ID_VIA_IDE;
k->revision = 0x06;
k->class_id = PCI_CLASS_STORAGE_IDE;
set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
dc->no_user = 1;
}
| true | qemu | efec3dd631d94160288392721a5f9c39e50fb2bc |
3,684 | static void vc1_extract_headers(AVCodecParserContext *s, AVCodecContext *avctx,
const uint8_t *buf, int buf_size)
{
VC1ParseContext *vpc = s->priv_data;
GetBitContext gb;
const uint8_t *start, *end, *next;
uint8_t *buf2 = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
vpc->v.s.avctx = avctx;
vpc->v.parse_only = 1;
vpc->v.first_pic_header_flag = 1;
next = buf;
s->repeat_pict = 0;
for(start = buf, end = buf + buf_size; next < end; start = next){
int buf2_size, size;
next = find_next_marker(start + 4, end);
size = next - start - 4;
buf2_size = vc1_unescape_buffer(start + 4, size, buf2);
init_get_bits(&gb, buf2, buf2_size * 8);
if(size <= 0) continue;
switch(AV_RB32(start)){
case VC1_CODE_SEQHDR:
ff_vc1_decode_sequence_header(avctx, &vpc->v, &gb);
break;
case VC1_CODE_ENTRYPOINT:
ff_vc1_decode_entry_point(avctx, &vpc->v, &gb);
break;
case VC1_CODE_FRAME:
if(vpc->v.profile < PROFILE_ADVANCED)
ff_vc1_parse_frame_header (&vpc->v, &gb);
else
ff_vc1_parse_frame_header_adv(&vpc->v, &gb);
/* keep AV_PICTURE_TYPE_BI internal to VC1 */
if (vpc->v.s.pict_type == AV_PICTURE_TYPE_BI)
s->pict_type = AV_PICTURE_TYPE_B;
else
s->pict_type = vpc->v.s.pict_type;
if (avctx->ticks_per_frame > 1){
// process pulldown flags
s->repeat_pict = 1;
// Pulldown flags are only valid when 'broadcast' has been set.
// So ticks_per_frame will be 2
if (vpc->v.rff){
// repeat field
s->repeat_pict = 2;
}else if (vpc->v.rptfrm){
// repeat frames
s->repeat_pict = vpc->v.rptfrm * 2 + 1;
}
}
if (vpc->v.broadcast && vpc->v.interlace && !vpc->v.psf)
s->field_order = vpc->v.tff ? AV_FIELD_TT : AV_FIELD_BB;
else
s->field_order = AV_FIELD_PROGRESSIVE;
break;
}
}
av_free(buf2);
}
| false | FFmpeg | 7eda2e524b8e2b645e0c62ccbe819594c03824cd |
3,685 | int ff_jpeg2000_init_component(Jpeg2000Component *comp,
Jpeg2000CodingStyle *codsty,
Jpeg2000QuantStyle *qntsty,
int cbps, int dx, int dy,
AVCodecContext *avctx)
{
int reslevelno, bandno, gbandno = 0, ret, i, j;
uint32_t csize;
if (codsty->nreslevels2decode <= 0) {
av_log(avctx, AV_LOG_ERROR, "nreslevels2decode %d invalid or uninitialized\n", codsty->nreslevels2decode);
return AVERROR_INVALIDDATA;
}
if (ret = ff_jpeg2000_dwt_init(&comp->dwt, comp->coord,
codsty->nreslevels2decode - 1,
codsty->transform))
return ret;
if (av_image_check_size(comp->coord[0][1] - comp->coord[0][0],
comp->coord[1][1] - comp->coord[1][0], 0, avctx))
return AVERROR_INVALIDDATA;
csize = (comp->coord[0][1] - comp->coord[0][0]) *
(comp->coord[1][1] - comp->coord[1][0]);
if (comp->coord[0][1] - comp->coord[0][0] > 32768 ||
comp->coord[1][1] - comp->coord[1][0] > 32768) {
av_log(avctx, AV_LOG_ERROR, "component size too large\n");
return AVERROR_PATCHWELCOME;
}
if (codsty->transform == FF_DWT97) {
csize += AV_INPUT_BUFFER_PADDING_SIZE / sizeof(*comp->f_data);
comp->i_data = NULL;
comp->f_data = av_mallocz_array(csize, sizeof(*comp->f_data));
if (!comp->f_data)
} else {
csize += AV_INPUT_BUFFER_PADDING_SIZE / sizeof(*comp->i_data);
comp->f_data = NULL;
comp->i_data = av_mallocz_array(csize, sizeof(*comp->i_data));
if (!comp->i_data)
}
comp->reslevel = av_mallocz_array(codsty->nreslevels, sizeof(*comp->reslevel));
if (!comp->reslevel)
/* LOOP on resolution levels */
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) {
int declvl = codsty->nreslevels - reslevelno; // N_L -r see ISO/IEC 15444-1:2002 B.5
Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
/* Compute borders for each resolution level.
* Computation of trx_0, trx_1, try_0 and try_1.
* see ISO/IEC 15444-1:2002 eq. B.5 and B-14 */
for (i = 0; i < 2; i++)
for (j = 0; j < 2; j++)
reslevel->coord[i][j] =
ff_jpeg2000_ceildivpow2(comp->coord_o[i][j], declvl - 1);
// update precincts size: 2^n value
reslevel->log2_prec_width = codsty->log2_prec_widths[reslevelno];
reslevel->log2_prec_height = codsty->log2_prec_heights[reslevelno];
if (!reslevel->log2_prec_width || !reslevel->log2_prec_height) {
return AVERROR_INVALIDDATA;
}
/* Number of bands for each resolution level */
if (reslevelno == 0)
reslevel->nbands = 1;
else
reslevel->nbands = 3;
/* Number of precincts which span the tile for resolution level reslevelno
* see B.6 in ISO/IEC 15444-1:2002 eq. B-16
* num_precincts_x = |- trx_1 / 2 ^ log2_prec_width) -| - (trx_0 / 2 ^ log2_prec_width)
* num_precincts_y = |- try_1 / 2 ^ log2_prec_width) -| - (try_0 / 2 ^ log2_prec_width)
* for Dcinema profiles in JPEG 2000
* num_precincts_x = |- trx_1 / 2 ^ log2_prec_width) -|
* num_precincts_y = |- try_1 / 2 ^ log2_prec_width) -| */
if (reslevel->coord[0][1] == reslevel->coord[0][0])
reslevel->num_precincts_x = 0;
else
reslevel->num_precincts_x =
ff_jpeg2000_ceildivpow2(reslevel->coord[0][1],
reslevel->log2_prec_width) -
(reslevel->coord[0][0] >> reslevel->log2_prec_width);
if (reslevel->coord[1][1] == reslevel->coord[1][0])
reslevel->num_precincts_y = 0;
else
reslevel->num_precincts_y =
ff_jpeg2000_ceildivpow2(reslevel->coord[1][1],
reslevel->log2_prec_height) -
(reslevel->coord[1][0] >> reslevel->log2_prec_height);
reslevel->band = av_mallocz_array(reslevel->nbands, sizeof(*reslevel->band));
if (!reslevel->band)
for (bandno = 0; bandno < reslevel->nbands; bandno++, gbandno++) {
ret = init_band(avctx, reslevel,
comp, codsty, qntsty,
bandno, gbandno, reslevelno,
cbps, dx, dy);
if (ret < 0)
return ret;
}
}
return 0;
} | true | FFmpeg | 6887e412434776eb260ad3904f565be491dd5726 |
3,686 | void vhost_dev_cleanup(struct vhost_dev *hdev)
{
int i;
for (i = 0; i < hdev->nvqs; ++i) {
vhost_virtqueue_cleanup(hdev->vqs + i);
}
memory_listener_unregister(&hdev->memory_listener);
if (hdev->migration_blocker) {
migrate_del_blocker(hdev->migration_blocker);
error_free(hdev->migration_blocker);
}
g_free(hdev->mem);
g_free(hdev->mem_sections);
hdev->vhost_ops->vhost_backend_cleanup(hdev);
} | true | qemu | 2ce68e4cf5be9b5176a3c3c372948d6340724d2d |
3,687 | static void test_validate_fail_union_flat_no_discrim(TestInputVisitorData *data,
const void *unused)
{
UserDefFlatUnion2 *tmp = NULL;
Error *err = NULL;
Visitor *v;
/* test situation where discriminator field ('enum1' here) is missing */
v = validate_test_init(data, "{ 'integer': 42, 'string': 'c', 'string1': 'd', 'string2': 'e' }");
visit_type_UserDefFlatUnion2(v, &tmp, NULL, &err);
g_assert(err);
error_free(err);
qapi_free_UserDefFlatUnion2(tmp);
}
| true | qemu | a12a5a1a0132527afe87c079e4aae4aad372bd94 |
3,688 | static void spapr_populate_pa_features(CPUPPCState *env, void *fdt, int offset)
{
uint8_t pa_features_206[] = { 6, 0,
0xf6, 0x1f, 0xc7, 0x00, 0x80, 0xc0 };
uint8_t pa_features_207[] = { 24, 0,
0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0,
0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x80, 0x00,
0x80, 0x00, 0x80, 0x00, 0x00, 0x00 };
uint8_t pa_features_300[] = { 66, 0,
/* 0: MMU|FPU|SLB|RUN|DABR|NX, 1: fri[nzpm]|DABRX|SPRG3|SLB0|PP110 */
/* 2: VPM|DS205|PPR|DS202|DS206, 3: LSD|URG, SSO, 5: LE|CFAR|EB|LSQ */
0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0, /* 0 - 5 */
/* 6: DS207 */
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, /* 6 - 11 */
/* 16: Vector */
0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 12 - 17 */
/* 18: Vec. Scalar, 20: Vec. XOR, 22: HTM */
0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 18 - 23 */
/* 24: Ext. Dec, 26: 64 bit ftrs, 28: PM ftrs */
0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 24 - 29 */
/* 30: MMR, 32: LE atomic, 34: EBB + ext EBB */
0x80, 0x00, 0x80, 0x00, 0xC0, 0x00, /* 30 - 35 */
/* 36: SPR SO, 38: Copy/Paste, 40: Radix MMU */
0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 36 - 41 */
/* 42: PM, 44: PC RA, 46: SC vec'd */
0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 42 - 47 */
/* 48: SIMD, 50: QP BFP, 52: String */
0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 48 - 53 */
/* 54: DecFP, 56: DecI, 58: SHA */
0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 54 - 59 */
/* 60: NM atomic, 62: RNG */
0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 60 - 65 */
};
uint8_t *pa_features;
size_t pa_size;
switch (POWERPC_MMU_VER(env->mmu_model)) {
case POWERPC_MMU_VER_2_06:
pa_features = pa_features_206;
pa_size = sizeof(pa_features_206);
break;
case POWERPC_MMU_VER_2_07:
pa_features = pa_features_207;
pa_size = sizeof(pa_features_207);
break;
case POWERPC_MMU_VER_3_00:
pa_features = pa_features_300;
pa_size = sizeof(pa_features_300);
break;
default:
return;
}
if (env->ci_large_pages) {
/*
* Note: we keep CI large pages off by default because a 64K capable
* guest provisioned with large pages might otherwise try to map a qemu
* framebuffer (or other kind of memory mapped PCI BAR) using 64K pages
* even if that qemu runs on a 4k host.
* We dd this bit back here if we are confident this is not an issue
*/
pa_features[3] |= 0x20;
}
if (kvmppc_has_cap_htm() && pa_size > 24) {
pa_features[24] |= 0x80; /* Transactional memory support */
}
_FDT((fdt_setprop(fdt, offset, "ibm,pa-features", pa_features, pa_size)));
}
| true | qemu | e957f6a9b92439a222ecd4ff1c8cdc9700710c72 |
3,689 | static void thread_pool_co_cb(void *opaque, int ret)
{
ThreadPoolCo *co = opaque;
co->ret = ret;
qemu_coroutine_enter(co->co, NULL);
}
| true | qemu | 0b8b8753e4d94901627b3e86431230f2319215c4 |
3,692 | static void pc_dimm_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
int slot;
HotplugHandlerClass *hhc;
Error *local_err = NULL;
PCMachineState *pcms = PC_MACHINE(hotplug_dev);
MachineState *machine = MACHINE(hotplug_dev);
PCDIMMDevice *dimm = PC_DIMM(dev);
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
MemoryRegion *mr = ddc->get_memory_region(dimm);
uint64_t addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP,
&local_err);
if (local_err) {
addr = pc_dimm_get_free_addr(pcms->hotplug_memory_base,
memory_region_size(&pcms->hotplug_memory),
!addr ? NULL : &addr,
memory_region_size(mr), &local_err);
if (local_err) {
object_property_set_int(OBJECT(dev), addr, PC_DIMM_ADDR_PROP, &local_err);
if (local_err) {
trace_mhp_pc_dimm_assigned_address(addr);
slot = object_property_get_int(OBJECT(dev), PC_DIMM_SLOT_PROP, &local_err);
if (local_err) {
slot = pc_dimm_get_free_slot(slot == PC_DIMM_UNASSIGNED_SLOT ? NULL : &slot,
machine->ram_slots, &local_err);
if (local_err) {
object_property_set_int(OBJECT(dev), slot, PC_DIMM_SLOT_PROP, &local_err);
if (local_err) {
trace_mhp_pc_dimm_assigned_slot(slot);
if (!pcms->acpi_dev) {
error_setg(&local_err,
"memory hotplug is not enabled: missing acpi device");
memory_region_add_subregion(&pcms->hotplug_memory,
addr - pcms->hotplug_memory_base, mr);
vmstate_register_ram(mr, dev);
hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
hhc->plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
out:
error_propagate(errp, local_err); | true | qemu | b8865591d4d5680b4f766c25ca1db110320b4d15 |
3,693 | int bdrv_aio_multiwrite(BlockDriverState *bs, BlockRequest *reqs, int num_reqs)
{
BlockDriverAIOCB *acb;
MultiwriteCB *mcb;
int i;
if (num_reqs == 0) {
return 0;
}
// Create MultiwriteCB structure
mcb = qemu_mallocz(sizeof(*mcb) + num_reqs * sizeof(*mcb->callbacks));
mcb->num_requests = 0;
mcb->num_callbacks = num_reqs;
for (i = 0; i < num_reqs; i++) {
mcb->callbacks[i].cb = reqs[i].cb;
mcb->callbacks[i].opaque = reqs[i].opaque;
}
// Check for mergable requests
num_reqs = multiwrite_merge(bs, reqs, num_reqs, mcb);
// Run the aio requests
for (i = 0; i < num_reqs; i++) {
acb = bdrv_aio_writev(bs, reqs[i].sector, reqs[i].qiov,
reqs[i].nb_sectors, multiwrite_cb, mcb);
if (acb == NULL) {
// We can only fail the whole thing if no request has been
// submitted yet. Otherwise we'll wait for the submitted AIOs to
// complete and report the error in the callback.
if (mcb->num_requests == 0) {
reqs[i].error = -EIO;
goto fail;
} else {
mcb->error = -EIO;
break;
}
} else {
mcb->num_requests++;
}
}
return 0;
fail:
free(mcb);
return -1;
}
| true | qemu | 7eb58a6c556c3880e6712cbf6d24d681261c5095 |
3,694 | static void mov_fix_index(MOVContext *mov, AVStream *st)
{
MOVStreamContext *msc = st->priv_data;
AVIndexEntry *e_old = st->index_entries;
int nb_old = st->nb_index_entries;
const AVIndexEntry *e_old_end = e_old + nb_old;
const AVIndexEntry *current = NULL;
MOVStts *ctts_data_old = msc->ctts_data;
int64_t ctts_index_old = 0;
int64_t ctts_sample_old = 0;
int64_t ctts_count_old = msc->ctts_count;
int64_t edit_list_media_time = 0;
int64_t edit_list_duration = 0;
int64_t frame_duration = 0;
int64_t edit_list_dts_counter = 0;
int64_t edit_list_dts_entry_end = 0;
int64_t edit_list_start_ctts_sample = 0;
int64_t curr_cts;
int64_t curr_ctts = 0;
int64_t min_corrected_pts = -1;
int64_t empty_edits_sum_duration = 0;
int64_t edit_list_index = 0;
int64_t index;
int flags;
int64_t start_dts = 0;
int64_t edit_list_start_encountered = 0;
int64_t search_timestamp = 0;
int64_t* frame_duration_buffer = NULL;
int num_discarded_begin = 0;
int first_non_zero_audio_edit = -1;
int packet_skip_samples = 0;
MOVIndexRange *current_index_range;
int i;
int found_keyframe_after_edit = 0;
if (!msc->elst_data || msc->elst_count <= 0 || nb_old <= 0) {
return;
}
// allocate the index ranges array
msc->index_ranges = av_malloc((msc->elst_count + 1) * sizeof(msc->index_ranges[0]));
if (!msc->index_ranges) {
av_log(mov->fc, AV_LOG_ERROR, "Cannot allocate index ranges buffer\n");
return;
}
msc->current_index_range = msc->index_ranges;
current_index_range = msc->index_ranges - 1;
// Clean AVStream from traces of old index
st->index_entries = NULL;
st->index_entries_allocated_size = 0;
st->nb_index_entries = 0;
// Clean ctts fields of MOVStreamContext
msc->ctts_data = NULL;
msc->ctts_count = 0;
msc->ctts_index = 0;
msc->ctts_sample = 0;
msc->ctts_allocated_size = 0;
// If the dts_shift is positive (in case of negative ctts values in mov),
// then negate the DTS by dts_shift
if (msc->dts_shift > 0) {
edit_list_dts_entry_end -= msc->dts_shift;
av_log(mov->fc, AV_LOG_DEBUG, "Shifting DTS by %d because of negative CTTS.\n", msc->dts_shift);
}
start_dts = edit_list_dts_entry_end;
while (get_edit_list_entry(mov, msc, edit_list_index, &edit_list_media_time,
&edit_list_duration, mov->time_scale)) {
av_log(mov->fc, AV_LOG_DEBUG, "Processing st: %d, edit list %"PRId64" - media time: %"PRId64", duration: %"PRId64"\n",
st->index, edit_list_index, edit_list_media_time, edit_list_duration);
edit_list_index++;
edit_list_dts_counter = edit_list_dts_entry_end;
edit_list_dts_entry_end += edit_list_duration;
num_discarded_begin = 0;
if (edit_list_media_time == -1) {
empty_edits_sum_duration += edit_list_duration;
continue;
}
// If we encounter a non-negative edit list reset the skip_samples/start_pad fields and set them
// according to the edit list below.
if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
if (first_non_zero_audio_edit < 0) {
first_non_zero_audio_edit = 1;
} else {
first_non_zero_audio_edit = 0;
}
if (first_non_zero_audio_edit > 0)
st->skip_samples = msc->start_pad = 0;
}
// While reordering frame index according to edit list we must handle properly
// the scenario when edit list entry starts from none key frame.
// We find closest previous key frame and preserve it and consequent frames in index.
// All frames which are outside edit list entry time boundaries will be dropped after decoding.
search_timestamp = edit_list_media_time;
if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
// Audio decoders like AAC need need a decoder delay samples previous to the current sample,
// to correctly decode this frame. Hence for audio we seek to a frame 1 sec. before the
// edit_list_media_time to cover the decoder delay.
search_timestamp = FFMAX(search_timestamp - msc->time_scale, e_old[0].timestamp);
}
if (find_prev_closest_index(st, e_old, nb_old, ctts_data_old, ctts_count_old, search_timestamp, 0,
&index, &ctts_index_old, &ctts_sample_old) < 0) {
av_log(mov->fc, AV_LOG_WARNING,
"st: %d edit list: %"PRId64" Missing key frame while searching for timestamp: %"PRId64"\n",
st->index, edit_list_index, search_timestamp);
if (find_prev_closest_index(st, e_old, nb_old, ctts_data_old, ctts_count_old, search_timestamp, AVSEEK_FLAG_ANY,
&index, &ctts_index_old, &ctts_sample_old) < 0) {
av_log(mov->fc, AV_LOG_WARNING,
"st: %d edit list %"PRId64" Cannot find an index entry before timestamp: %"PRId64".\n",
st->index, edit_list_index, search_timestamp);
index = 0;
ctts_index_old = 0;
ctts_sample_old = 0;
}
}
current = e_old + index;
edit_list_start_ctts_sample = ctts_sample_old;
// Iterate over index and arrange it according to edit list
edit_list_start_encountered = 0;
found_keyframe_after_edit = 0;
for (; current < e_old_end; current++, index++) {
// check if frame outside edit list mark it for discard
frame_duration = (current + 1 < e_old_end) ?
((current + 1)->timestamp - current->timestamp) : edit_list_duration;
flags = current->flags;
// frames (pts) before or after edit list
curr_cts = current->timestamp + msc->dts_shift;
curr_ctts = 0;
if (ctts_data_old && ctts_index_old < ctts_count_old) {
curr_ctts = ctts_data_old[ctts_index_old].duration;
av_log(mov->fc, AV_LOG_DEBUG, "stts: %"PRId64" ctts: %"PRId64", ctts_index: %"PRId64", ctts_count: %"PRId64"\n",
curr_cts, curr_ctts, ctts_index_old, ctts_count_old);
curr_cts += curr_ctts;
ctts_sample_old++;
if (ctts_sample_old == ctts_data_old[ctts_index_old].count) {
if (add_ctts_entry(&msc->ctts_data, &msc->ctts_count,
&msc->ctts_allocated_size,
ctts_data_old[ctts_index_old].count - edit_list_start_ctts_sample,
ctts_data_old[ctts_index_old].duration) == -1) {
av_log(mov->fc, AV_LOG_ERROR, "Cannot add CTTS entry %"PRId64" - {%"PRId64", %d}\n",
ctts_index_old,
ctts_data_old[ctts_index_old].count - edit_list_start_ctts_sample,
ctts_data_old[ctts_index_old].duration);
break;
}
ctts_index_old++;
ctts_sample_old = 0;
edit_list_start_ctts_sample = 0;
}
}
if (curr_cts < edit_list_media_time || curr_cts >= (edit_list_duration + edit_list_media_time)) {
if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO && st->codecpar->codec_id != AV_CODEC_ID_VORBIS &&
curr_cts < edit_list_media_time && curr_cts + frame_duration > edit_list_media_time &&
first_non_zero_audio_edit > 0) {
packet_skip_samples = edit_list_media_time - curr_cts;
st->skip_samples += packet_skip_samples;
// Shift the index entry timestamp by packet_skip_samples to be correct.
edit_list_dts_counter -= packet_skip_samples;
if (edit_list_start_encountered == 0) {
edit_list_start_encountered = 1;
// Make timestamps strictly monotonically increasing for audio, by rewriting timestamps for
// discarded packets.
if (frame_duration_buffer) {
fix_index_entry_timestamps(st, st->nb_index_entries, edit_list_dts_counter,
frame_duration_buffer, num_discarded_begin);
}
}
av_log(mov->fc, AV_LOG_DEBUG, "skip %d audio samples from curr_cts: %"PRId64"\n", packet_skip_samples, curr_cts);
} else {
flags |= AVINDEX_DISCARD_FRAME;
av_log(mov->fc, AV_LOG_DEBUG, "drop a frame at curr_cts: %"PRId64" @ %"PRId64"\n", curr_cts, index);
if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO && edit_list_start_encountered == 0) {
num_discarded_begin++;
frame_duration_buffer = av_realloc(frame_duration_buffer,
num_discarded_begin * sizeof(int64_t));
if (!frame_duration_buffer) {
av_log(mov->fc, AV_LOG_ERROR, "Cannot reallocate frame duration buffer\n");
break;
}
frame_duration_buffer[num_discarded_begin - 1] = frame_duration;
// Increment skip_samples for the first non-zero audio edit list
if (first_non_zero_audio_edit > 0 && st->codecpar->codec_id != AV_CODEC_ID_VORBIS) {
st->skip_samples += frame_duration;
}
}
}
} else {
if (min_corrected_pts < 0) {
min_corrected_pts = edit_list_dts_counter + curr_ctts + msc->dts_shift;
} else {
min_corrected_pts = FFMIN(min_corrected_pts, edit_list_dts_counter + curr_ctts + msc->dts_shift);
}
if (edit_list_start_encountered == 0) {
edit_list_start_encountered = 1;
// Make timestamps strictly monotonically increasing for audio, by rewriting timestamps for
// discarded packets.
if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO && frame_duration_buffer) {
fix_index_entry_timestamps(st, st->nb_index_entries, edit_list_dts_counter,
frame_duration_buffer, num_discarded_begin);
}
}
}
if (add_index_entry(st, current->pos, edit_list_dts_counter, current->size,
current->min_distance, flags) == -1) {
av_log(mov->fc, AV_LOG_ERROR, "Cannot add index entry\n");
break;
}
// Update the index ranges array
if (current_index_range < msc->index_ranges || index != current_index_range->end) {
current_index_range++;
current_index_range->start = index;
}
current_index_range->end = index + 1;
// Only start incrementing DTS in frame_duration amounts, when we encounter a frame in edit list.
if (edit_list_start_encountered > 0) {
edit_list_dts_counter = edit_list_dts_counter + frame_duration;
}
// Break when found first key frame after edit entry completion
if ((curr_cts + frame_duration >= (edit_list_duration + edit_list_media_time)) &&
((flags & AVINDEX_KEYFRAME) || ((st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)))) {
if (ctts_data_old) {
// If we have CTTS and this is the the first keyframe after edit elist,
// wait for one more, because there might be trailing B-frames after this I-frame
// that do belong to the edit.
if (st->codecpar->codec_type != AVMEDIA_TYPE_AUDIO && found_keyframe_after_edit == 0) {
found_keyframe_after_edit = 1;
continue;
}
if (ctts_sample_old != 0) {
if (add_ctts_entry(&msc->ctts_data, &msc->ctts_count,
&msc->ctts_allocated_size,
ctts_sample_old - edit_list_start_ctts_sample,
ctts_data_old[ctts_index_old].duration) == -1) {
av_log(mov->fc, AV_LOG_ERROR, "Cannot add CTTS entry %"PRId64" - {%"PRId64", %d}\n",
ctts_index_old, ctts_sample_old - edit_list_start_ctts_sample,
ctts_data_old[ctts_index_old].duration);
break;
}
}
}
break;
}
}
}
// If there are empty edits, then min_corrected_pts might be positive intentionally. So we subtract the
// sum duration of emtpy edits here.
min_corrected_pts -= empty_edits_sum_duration;
// If the minimum pts turns out to be greater than zero after fixing the index, then we subtract the
// dts by that amount to make the first pts zero.
if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO && min_corrected_pts > 0) {
av_log(mov->fc, AV_LOG_DEBUG, "Offset DTS by %"PRId64" to make first pts zero.\n", min_corrected_pts);
for (i = 0; i < st->nb_index_entries; ++i) {
st->index_entries[i].timestamp -= min_corrected_pts;
}
}
// Update av stream length
st->duration = edit_list_dts_entry_end - start_dts;
msc->start_pad = st->skip_samples;
// Free the old index and the old CTTS structures
av_free(e_old);
av_free(ctts_data_old);
// Null terminate the index ranges array
current_index_range++;
current_index_range->start = 0;
current_index_range->end = 0;
msc->current_index = msc->index_ranges[0].start;
} | true | FFmpeg | d073be2291e40129d107ca4573097d6d6d2dbf68 |
3,695 | int ff_win32_open(const char *filename_utf8, int oflag, int pmode)
{
int fd;
int num_chars;
wchar_t *filename_w;
/* convert UTF-8 to wide chars */
num_chars = MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, NULL, 0);
if (num_chars <= 0)
return -1;
filename_w = av_mallocz(sizeof(wchar_t) * num_chars);
MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, filename_w, num_chars);
fd = _wsopen(filename_w, oflag, SH_DENYNO, pmode);
av_freep(&filename_w);
/* filename maybe be in CP_ACP */
if (fd == -1 && !(oflag & O_CREAT))
return _sopen(filename_utf8, oflag, SH_DENYNO, pmode);
return fd;
}
| true | FFmpeg | c3c3bc7ff6b25326800ef6aae3ba46f9de75d3a7 |
3,696 | static always_inline target_phys_addr_t get_pgaddr (target_phys_addr_t sdr1,
int sdr_sh,
target_phys_addr_t hash,
target_phys_addr_t mask)
{
return (sdr1 & ((target_ulong)(-1ULL) << sdr_sh)) | (hash & mask);
}
| true | qemu | 6f2d8978728c48ca46f5c01835438508aace5c64 |
3,697 | static void ahci_init_d2h(AHCIDevice *ad)
{
IDEState *ide_state = &ad->port.ifs[0];
AHCIPortRegs *pr = &ad->port_regs;
if (ad->init_d2h_sent) {
return;
}
if (ahci_write_fis_d2h(ad)) {
ad->init_d2h_sent = true;
/* We're emulating receiving the first Reg H2D Fis from the device;
* Update the SIG register, but otherwise proceed as normal. */
pr->sig = (ide_state->hcyl << 24) |
(ide_state->lcyl << 16) |
(ide_state->sector << 8) |
(ide_state->nsector & 0xFF);
}
}
| true | qemu | 40fe17bea478793fc9106a630fa3610dad51f939 |
3,699 | static void acpi_get_pm_info(AcpiPmInfo *pm)
{
Object *piix = piix4_pm_find();
Object *lpc = ich9_lpc_find();
Object *obj = NULL;
QObject *o;
pm->pcihp_io_base = 0;
pm->pcihp_io_len = 0;
if (piix) {
obj = piix;
pm->cpu_hp_io_base = PIIX4_CPU_HOTPLUG_IO_BASE;
pm->pcihp_io_base =
object_property_get_int(obj, ACPI_PCIHP_IO_BASE_PROP, NULL);
pm->pcihp_io_len =
object_property_get_int(obj, ACPI_PCIHP_IO_LEN_PROP, NULL);
}
if (lpc) {
obj = lpc;
pm->cpu_hp_io_base = ICH9_CPU_HOTPLUG_IO_BASE;
}
assert(obj);
pm->cpu_hp_io_len = ACPI_GPE_PROC_LEN;
pm->mem_hp_io_base = ACPI_MEMORY_HOTPLUG_BASE;
pm->mem_hp_io_len = ACPI_MEMORY_HOTPLUG_IO_LEN;
/* Fill in optional s3/s4 related properties */
o = object_property_get_qobject(obj, ACPI_PM_PROP_S3_DISABLED, NULL);
if (o) {
pm->s3_disabled = qint_get_int(qobject_to_qint(o));
} else {
pm->s3_disabled = false;
}
qobject_decref(o);
o = object_property_get_qobject(obj, ACPI_PM_PROP_S4_DISABLED, NULL);
if (o) {
pm->s4_disabled = qint_get_int(qobject_to_qint(o));
} else {
pm->s4_disabled = false;
}
qobject_decref(o);
o = object_property_get_qobject(obj, ACPI_PM_PROP_S4_VAL, NULL);
if (o) {
pm->s4_val = qint_get_int(qobject_to_qint(o));
} else {
pm->s4_val = false;
}
qobject_decref(o);
/* Fill in mandatory properties */
pm->sci_int = object_property_get_int(obj, ACPI_PM_PROP_SCI_INT, NULL);
pm->acpi_enable_cmd = object_property_get_int(obj,
ACPI_PM_PROP_ACPI_ENABLE_CMD,
NULL);
pm->acpi_disable_cmd = object_property_get_int(obj,
ACPI_PM_PROP_ACPI_DISABLE_CMD,
NULL);
pm->io_base = object_property_get_int(obj, ACPI_PM_PROP_PM_IO_BASE,
NULL);
pm->gpe0_blk = object_property_get_int(obj, ACPI_PM_PROP_GPE0_BLK,
NULL);
pm->gpe0_blk_len = object_property_get_int(obj, ACPI_PM_PROP_GPE0_BLK_LEN,
NULL);
pm->pcihp_bridge_en =
object_property_get_bool(obj, "acpi-pci-hotplug-with-bridge-support",
NULL);
} | true | qemu | 94aaca6457e52bb9c8a53af3c89bfeec40afadfc |
3,700 | SerialState *serial_mm_init (target_phys_addr_t base, int it_shift,
qemu_irq irq, int baudbase,
CharDriverState *chr, int ioregister)
{
SerialState *s;
int s_io_memory;
s = qemu_mallocz(sizeof(SerialState));
if (!s)
return NULL;
s->irq = irq;
s->base = base;
s->it_shift = it_shift;
s->baudbase= baudbase;
s->tx_timer = qemu_new_timer(vm_clock, serial_tx_done, s);
if (!s->tx_timer)
return NULL;
qemu_register_reset(serial_reset, s);
serial_reset(s);
register_savevm("serial", base, 2, serial_save, serial_load, s);
if (ioregister) {
s_io_memory = cpu_register_io_memory(0, serial_mm_read,
serial_mm_write, s);
cpu_register_physical_memory(base, 8 << it_shift, s_io_memory);
}
s->chr = chr;
qemu_chr_add_handlers(chr, serial_can_receive1, serial_receive1,
serial_event, s);
return s;
}
| true | qemu | 81174dae3f9189519cd60c7b79e91c291b021bbe |
3,701 | int qemu_opts_foreach(QemuOptsList *list, qemu_opts_loopfunc func,
void *opaque, Error **errp)
{
Location loc;
QemuOpts *opts;
int rc;
loc_push_none(&loc);
QTAILQ_FOREACH(opts, &list->head, next) {
loc_restore(&opts->loc);
rc = func(opaque, opts, errp);
if (rc) {
return rc;
}
assert(!errp || !*errp);
}
loc_pop(&loc);
return 0;
}
| true | qemu | 37f32349ea43f41ee8b9a253977ce1e46f576fc7 |
3,702 | void bitmap_set_atomic(unsigned long *map, long start, long nr)
{
unsigned long *p = map + BIT_WORD(start);
const long size = start + nr;
int bits_to_set = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_set = BITMAP_FIRST_WORD_MASK(start);
/* First word */
if (nr - bits_to_set > 0) {
atomic_or(p, mask_to_set);
nr -= bits_to_set;
bits_to_set = BITS_PER_LONG;
mask_to_set = ~0UL;
p++;
}
/* Full words */
if (bits_to_set == BITS_PER_LONG) {
while (nr >= BITS_PER_LONG) {
*p = ~0UL;
nr -= BITS_PER_LONG;
p++;
}
}
/* Last word */
if (nr) {
mask_to_set &= BITMAP_LAST_WORD_MASK(size);
atomic_or(p, mask_to_set);
} else {
/* If we avoided the full barrier in atomic_or(), issue a
* barrier to account for the assignments in the while loop.
*/
smp_mb();
}
} | true | qemu | e12ed72e5c00dd3375b8bd107200e4d7e950276a |
3,703 | static void test_io_channel_ipv4_fd(void)
{
QIOChannel *ioc;
int fd = -1;
fd = socket(AF_INET, SOCK_STREAM, 0);
g_assert_cmpint(fd, >, -1);
ioc = qio_channel_new_fd(fd, &error_abort);
g_assert_cmpstr(object_get_typename(OBJECT(ioc)),
==,
TYPE_QIO_CHANNEL_SOCKET);
object_unref(OBJECT(ioc)); | true | qemu | abc981bf292fb361f8a509c3611ddf2ba2c43360 |
3,704 | e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
{
E1000EState *s = opaque;
uint32_t idx;
uint64_t val;
switch (addr) {
case E1000_IOADDR:
trace_e1000e_io_read_addr(s->ioaddr);
return s->ioaddr;
case E1000_IODATA:
if (e1000e_io_get_reg_index(s, &idx)) {
val = e1000e_core_read(&s->core, idx, sizeof(val));
trace_e1000e_io_read_data(idx, val);
return val;
}
return 0;
default:
trace_e1000e_wrn_io_read_unknown(addr);
return 0;
}
}
| true | qemu | de5dca1b792ada25c29a95c8f84e01f4300aef9c |
3,705 | static void qemu_mutex_unlock_iothread(void)
{
qemu_mutex_unlock(&qemu_global_mutex);
}
| true | qemu | d549db5a732ef2ec145b84c5008a7585cf17cf67 |
3,706 | static int s302m_encode2_frame(AVCodecContext *avctx, AVPacket *avpkt,
const AVFrame *frame, int *got_packet_ptr)
{
S302MEncContext *s = avctx->priv_data;
const int buf_size = AES3_HEADER_LEN +
(frame->nb_samples *
avctx->channels *
(avctx->bits_per_raw_sample + 4)) / 8;
int ret, c, channels;
uint8_t *o;
PutBitContext pb;
if ((ret = ff_alloc_packet2(avctx, avpkt, buf_size)) < 0)
return ret;
o = avpkt->data;
init_put_bits(&pb, o, buf_size * 8);
put_bits(&pb, 16, buf_size - AES3_HEADER_LEN);
put_bits(&pb, 2, (avctx->channels - 2) >> 1); // number of channels
put_bits(&pb, 8, 0); // channel ID
put_bits(&pb, 2, (avctx->bits_per_raw_sample - 16) / 4); // bits per samples (0 = 16bit, 1 = 20bit, 2 = 24bit)
put_bits(&pb, 4, 0); // alignments
flush_put_bits(&pb);
o += AES3_HEADER_LEN;
if (avctx->bits_per_raw_sample == 24) {
const uint32_t *samples = (uint32_t *)frame->data[0];
for (c = 0; c < frame->nb_samples; c++) {
uint8_t vucf = s->framing_index == 0 ? 0x10: 0;
for (channels = 0; channels < avctx->channels; channels += 2) {
o[0] = ff_reverse[(samples[0] & 0x0000FF00) >> 8];
o[1] = ff_reverse[(samples[0] & 0x00FF0000) >> 16];
o[2] = ff_reverse[(samples[0] & 0xFF000000) >> 24];
o[3] = ff_reverse[(samples[1] & 0x00000F00) >> 4] | vucf;
o[4] = ff_reverse[(samples[1] & 0x000FF000) >> 12];
o[5] = ff_reverse[(samples[1] & 0x0FF00000) >> 20];
o[6] = ff_reverse[(samples[1] & 0xF0000000) >> 28];
o += 7;
samples += 2;
}
s->framing_index++;
if (s->framing_index >= 192)
s->framing_index = 0;
}
} else if (avctx->bits_per_raw_sample == 20) {
const uint32_t *samples = (uint32_t *)frame->data[0];
for (c = 0; c < frame->nb_samples; c++) {
uint8_t vucf = s->framing_index == 0 ? 0x80: 0;
for (channels = 0; channels < avctx->channels; channels += 2) {
o[0] = ff_reverse[ (samples[0] & 0x000FF000) >> 12];
o[1] = ff_reverse[ (samples[0] & 0x0FF00000) >> 20];
o[2] = ff_reverse[((samples[0] & 0xF0000000) >> 28) | vucf];
o[3] = ff_reverse[ (samples[1] & 0x000FF000) >> 12];
o[4] = ff_reverse[ (samples[1] & 0x0FF00000) >> 20];
o[5] = ff_reverse[ (samples[1] & 0xF0000000) >> 28];
o += 6;
samples += 2;
}
s->framing_index++;
if (s->framing_index >= 192)
s->framing_index = 0;
}
} else if (avctx->bits_per_raw_sample == 16) {
const uint16_t *samples = (uint16_t *)frame->data[0];
for (c = 0; c < frame->nb_samples; c++) {
uint8_t vucf = s->framing_index == 0 ? 0x10 : 0;
for (channels = 0; channels < avctx->channels; channels += 2) {
o[0] = ff_reverse[ samples[0] & 0xFF];
o[1] = ff_reverse[(samples[0] & 0xFF00) >> 8];
o[2] = ff_reverse[(samples[1] & 0x0F) << 4] | vucf;
o[3] = ff_reverse[(samples[1] & 0x0FF0) >> 4];
o[4] = ff_reverse[(samples[1] & 0xF000) >> 12];
o += 5;
samples += 2;
}
s->framing_index++;
if (s->framing_index >= 192)
s->framing_index = 0;
}
}
*got_packet_ptr = 1;
return 0;
}
| true | FFmpeg | 50833c9f7b4e1922197a8955669f8ab3589c8cef |
3,707 | static int qcow_write(BlockDriverState *bs, int64_t sector_num,
const uint8_t *buf, int nb_sectors)
{
Coroutine *co;
AioContext *aio_context = bdrv_get_aio_context(bs);
QcowWriteCo data = {
.bs = bs,
.sector_num = sector_num,
.buf = buf,
.nb_sectors = nb_sectors,
.ret = -EINPROGRESS,
};
co = qemu_coroutine_create(qcow_write_co_entry);
qemu_coroutine_enter(co, &data);
while (data.ret == -EINPROGRESS) {
aio_poll(aio_context, true);
}
return data.ret;
}
| true | qemu | 0b8b8753e4d94901627b3e86431230f2319215c4 |
3,708 | void dump_format(AVFormatContext *ic,
int index,
const char *url,
int is_output)
{
int i;
uint8_t *printed = av_mallocz(ic->nb_streams);
if (ic->nb_streams && !printed)
return;
av_log(NULL, AV_LOG_INFO, "%s #%d, %s, %s '%s':\n",
is_output ? "Output" : "Input",
index,
is_output ? ic->oformat->name : ic->iformat->name,
is_output ? "to" : "from", url);
dump_metadata(NULL, ic->metadata, " ");
if (!is_output) {
av_log(NULL, AV_LOG_INFO, " Duration: ");
if (ic->duration != AV_NOPTS_VALUE) {
int hours, mins, secs, us;
secs = ic->duration / AV_TIME_BASE;
us = ic->duration % AV_TIME_BASE;
mins = secs / 60;
secs %= 60;
hours = mins / 60;
mins %= 60;
av_log(NULL, AV_LOG_INFO, "%02d:%02d:%02d.%02d", hours, mins, secs,
(100 * us) / AV_TIME_BASE);
} else {
av_log(NULL, AV_LOG_INFO, "N/A");
}
if (ic->start_time != AV_NOPTS_VALUE) {
int secs, us;
av_log(NULL, AV_LOG_INFO, ", start: ");
secs = ic->start_time / AV_TIME_BASE;
us = ic->start_time % AV_TIME_BASE;
av_log(NULL, AV_LOG_INFO, "%d.%06d",
secs, (int)av_rescale(us, 1000000, AV_TIME_BASE));
}
av_log(NULL, AV_LOG_INFO, ", bitrate: ");
if (ic->bit_rate) {
av_log(NULL, AV_LOG_INFO,"%d kb/s", ic->bit_rate / 1000);
} else {
av_log(NULL, AV_LOG_INFO, "N/A");
}
av_log(NULL, AV_LOG_INFO, "\n");
}
for (i = 0; i < ic->nb_chapters; i++) {
AVChapter *ch = ic->chapters[i];
av_log(NULL, AV_LOG_INFO, " Chapter #%d.%d: ", index, i);
av_log(NULL, AV_LOG_INFO, "start %f, ", ch->start * av_q2d(ch->time_base));
av_log(NULL, AV_LOG_INFO, "end %f\n", ch->end * av_q2d(ch->time_base));
dump_metadata(NULL, ch->metadata, " ");
}
if(ic->nb_programs) {
int j, k, total = 0;
for(j=0; j<ic->nb_programs; j++) {
AVMetadataTag *name = av_metadata_get(ic->programs[j]->metadata,
"name", NULL, 0);
av_log(NULL, AV_LOG_INFO, " Program %d %s\n", ic->programs[j]->id,
name ? name->value : "");
dump_metadata(NULL, ic->programs[j]->metadata, " ");
for(k=0; k<ic->programs[j]->nb_stream_indexes; k++) {
dump_stream_format(ic, ic->programs[j]->stream_index[k], index, is_output);
printed[ic->programs[j]->stream_index[k]] = 1;
}
total += ic->programs[j]->nb_stream_indexes;
}
if (total < ic->nb_streams)
av_log(NULL, AV_LOG_INFO, " No Program\n");
}
for(i=0;i<ic->nb_streams;i++)
if (!printed[i])
dump_stream_format(ic, i, index, is_output);
av_free(printed);
}
| false | FFmpeg | b163078fe309f15e4c7fecea9147ec8d8437623b |
3,709 | static void bastardized_rice_decompress(ALACContext *alac,
int32_t *output_buffer,
int output_size,
int readsamplesize,
int rice_history_mult)
{
int output_count;
unsigned int history = alac->rice_initial_history;
int sign_modifier = 0;
for (output_count = 0; output_count < output_size; output_count++) {
int32_t x;
int32_t x_modified;
int32_t final_val;
/* standard rice encoding */
int k; /* size of extra bits */
/* read k, that is bits as is */
k = av_log2((history >> 9) + 3);
x = decode_scalar(&alac->gb, k, alac->rice_limit, readsamplesize);
x_modified = sign_modifier + x;
final_val = (x_modified + 1) / 2;
if (x_modified & 1) final_val *= -1;
output_buffer[output_count] = final_val;
sign_modifier = 0;
/* now update the history */
history += x_modified * rice_history_mult -
((history * rice_history_mult) >> 9);
if (x_modified > 0xffff)
history = 0xffff;
/* special case: there may be compressed blocks of 0 */
if ((history < 128) && (output_count+1 < output_size)) {
int k;
unsigned int block_size;
sign_modifier = 1;
k = 7 - av_log2(history) + ((history + 16) >> 6 /* / 64 */);
block_size = decode_scalar(&alac->gb, k, alac->rice_limit, 16);
if (block_size > 0) {
if(block_size >= output_size - output_count){
av_log(alac->avctx, AV_LOG_ERROR, "invalid zero block size of %d %d %d\n", block_size, output_size, output_count);
block_size= output_size - output_count - 1;
}
memset(&output_buffer[output_count+1], 0, block_size * 4);
output_count += block_size;
}
if (block_size > 0xffff)
sign_modifier = 0;
history = 0;
}
}
}
| false | FFmpeg | d9837434a91dbb3632df335414aad538e5b0a6e9 |
3,710 | void MPV_common_end(MpegEncContext *s)
{
int i;
av_freep(&s->mb_type);
av_freep(&s->p_mv_table);
av_freep(&s->b_forw_mv_table);
av_freep(&s->b_back_mv_table);
av_freep(&s->b_bidir_forw_mv_table);
av_freep(&s->b_bidir_back_mv_table);
av_freep(&s->b_direct_mv_table);
av_freep(&s->motion_val);
av_freep(&s->dc_val[0]);
av_freep(&s->ac_val[0]);
av_freep(&s->coded_block);
av_freep(&s->mbintra_table);
av_freep(&s->cbp_table);
av_freep(&s->pred_dir_table);
av_freep(&s->me.scratchpad);
av_freep(&s->me.map);
av_freep(&s->me.score_map);
av_freep(&s->mbskip_table);
av_freep(&s->bitstream_buffer);
av_freep(&s->tex_pb_buffer);
av_freep(&s->pb2_buffer);
av_freep(&s->edge_emu_buffer);
av_freep(&s->co_located_type_table);
av_freep(&s->field_mv_table);
av_freep(&s->field_select_table);
av_freep(&s->avctx->stats_out);
av_freep(&s->ac_stats);
av_freep(&s->error_status_table);
for(i=0; i<MAX_PICTURE_COUNT; i++){
free_picture(s, &s->picture[i]);
}
s->context_initialized = 0;
}
| false | FFmpeg | f7b47594dca27fffed9d0314ac09ffc1316514b5 |
3,711 | static void mpeg_decode_sequence_extension(Mpeg1Context *s1)
{
MpegEncContext *s = &s1->mpeg_enc_ctx;
int horiz_size_ext, vert_size_ext;
int bit_rate_ext;
skip_bits(&s->gb, 1); /* profile and level esc*/
s->avctx->profile = get_bits(&s->gb, 3);
s->avctx->level = get_bits(&s->gb, 4);
s->progressive_sequence = get_bits1(&s->gb); /* progressive_sequence */
s->chroma_format = get_bits(&s->gb, 2); /* chroma_format 1=420, 2=422, 3=444 */
horiz_size_ext = get_bits(&s->gb, 2);
vert_size_ext = get_bits(&s->gb, 2);
s->width |= (horiz_size_ext << 12);
s->height |= (vert_size_ext << 12);
bit_rate_ext = get_bits(&s->gb, 12); /* XXX: handle it */
s->bit_rate += (bit_rate_ext << 18) * 400;
skip_bits1(&s->gb); /* marker */
s->avctx->rc_buffer_size += get_bits(&s->gb, 8) * 1024 * 16 << 10;
s->low_delay = get_bits1(&s->gb);
if (s->flags & CODEC_FLAG_LOW_DELAY)
s->low_delay = 1;
s1->frame_rate_ext.num = get_bits(&s->gb, 2) + 1;
s1->frame_rate_ext.den = get_bits(&s->gb, 5) + 1;
av_dlog(s->avctx, "sequence extension\n");
s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG2VIDEO;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_DEBUG,
"profile: %d, level: %d ps: %d cf:%d vbv buffer: %d, bitrate:%d\n",
s->avctx->profile, s->avctx->level, s->progressive_sequence, s->chroma_format,
s->avctx->rc_buffer_size, s->bit_rate);
}
| false | FFmpeg | 37d93fdbf0fec0eac885974c01fba99826ae7763 |
3,712 | static TCGArg *tcg_constant_folding(TCGContext *s, uint16_t *tcg_opc_ptr,
TCGArg *args, TCGOpDef *tcg_op_defs)
{
int i, nb_ops, op_index, nb_temps, nb_globals, nb_call_args;
TCGOpcode op;
const TCGOpDef *def;
TCGArg *gen_args;
TCGArg tmp;
/* Array VALS has an element for each temp.
If this temp holds a constant then its value is kept in VALS' element.
If this temp is a copy of other ones then this equivalence class'
representative is kept in VALS' element.
If this temp is neither copy nor constant then corresponding VALS'
element is unused. */
nb_temps = s->nb_temps;
nb_globals = s->nb_globals;
memset(temps, 0, nb_temps * sizeof(struct tcg_temp_info));
nb_ops = tcg_opc_ptr - gen_opc_buf;
gen_args = args;
for (op_index = 0; op_index < nb_ops; op_index++) {
op = gen_opc_buf[op_index];
def = &tcg_op_defs[op];
/* Do copy propagation */
if (!(def->flags & (TCG_OPF_CALL_CLOBBER | TCG_OPF_SIDE_EFFECTS))) {
assert(op != INDEX_op_call);
for (i = def->nb_oargs; i < def->nb_oargs + def->nb_iargs; i++) {
if (temps[args[i]].state == TCG_TEMP_COPY) {
args[i] = temps[args[i]].val;
}
}
}
/* For commutative operations make constant second argument */
switch (op) {
CASE_OP_32_64(add):
CASE_OP_32_64(mul):
CASE_OP_32_64(and):
CASE_OP_32_64(or):
CASE_OP_32_64(xor):
CASE_OP_32_64(eqv):
CASE_OP_32_64(nand):
CASE_OP_32_64(nor):
if (temps[args[1]].state == TCG_TEMP_CONST) {
tmp = args[1];
args[1] = args[2];
args[2] = tmp;
}
break;
CASE_OP_32_64(brcond):
if (temps[args[0]].state == TCG_TEMP_CONST
&& temps[args[1]].state != TCG_TEMP_CONST) {
tmp = args[0];
args[0] = args[1];
args[1] = tmp;
args[2] = tcg_swap_cond(args[2]);
}
break;
CASE_OP_32_64(setcond):
if (temps[args[1]].state == TCG_TEMP_CONST
&& temps[args[2]].state != TCG_TEMP_CONST) {
tmp = args[1];
args[1] = args[2];
args[2] = tmp;
args[3] = tcg_swap_cond(args[3]);
}
break;
default:
break;
}
/* Simplify expressions for "shift/rot r, 0, a => movi r, 0" */
switch (op) {
CASE_OP_32_64(shl):
CASE_OP_32_64(shr):
CASE_OP_32_64(sar):
CASE_OP_32_64(rotl):
CASE_OP_32_64(rotr):
if (temps[args[1]].state == TCG_TEMP_CONST
&& temps[args[1]].val == 0) {
gen_opc_buf[op_index] = op_to_movi(op);
tcg_opt_gen_movi(gen_args, args[0], 0, nb_temps, nb_globals);
args += 3;
gen_args += 2;
continue;
}
break;
default:
break;
}
/* Simplify expression for "op r, a, 0 => mov r, a" cases */
switch (op) {
CASE_OP_32_64(add):
CASE_OP_32_64(sub):
CASE_OP_32_64(shl):
CASE_OP_32_64(shr):
CASE_OP_32_64(sar):
CASE_OP_32_64(rotl):
CASE_OP_32_64(rotr):
CASE_OP_32_64(or):
CASE_OP_32_64(xor):
if (temps[args[1]].state == TCG_TEMP_CONST) {
/* Proceed with possible constant folding. */
break;
}
if (temps[args[2]].state == TCG_TEMP_CONST
&& temps[args[2]].val == 0) {
if ((temps[args[0]].state == TCG_TEMP_COPY
&& temps[args[0]].val == args[1])
|| args[0] == args[1]) {
gen_opc_buf[op_index] = INDEX_op_nop;
} else {
gen_opc_buf[op_index] = op_to_mov(op);
tcg_opt_gen_mov(gen_args, args[0], args[1],
nb_temps, nb_globals);
gen_args += 2;
}
args += 3;
continue;
}
break;
default:
break;
}
/* Simplify expression for "op r, a, 0 => movi r, 0" cases */
switch (op) {
CASE_OP_32_64(and):
CASE_OP_32_64(mul):
if ((temps[args[2]].state == TCG_TEMP_CONST
&& temps[args[2]].val == 0)) {
gen_opc_buf[op_index] = op_to_movi(op);
tcg_opt_gen_movi(gen_args, args[0], 0, nb_temps, nb_globals);
args += 3;
gen_args += 2;
continue;
}
break;
default:
break;
}
/* Simplify expression for "op r, a, a => mov r, a" cases */
switch (op) {
CASE_OP_32_64(or):
CASE_OP_32_64(and):
if (args[1] == args[2]) {
if (args[1] == args[0]) {
gen_opc_buf[op_index] = INDEX_op_nop;
} else {
gen_opc_buf[op_index] = op_to_mov(op);
tcg_opt_gen_mov(gen_args, args[0], args[1], nb_temps,
nb_globals);
gen_args += 2;
}
args += 3;
continue;
}
break;
default:
break;
}
/* Propagate constants through copy operations and do constant
folding. Constants will be substituted to arguments by register
allocator where needed and possible. Also detect copies. */
switch (op) {
CASE_OP_32_64(mov):
if ((temps[args[1]].state == TCG_TEMP_COPY
&& temps[args[1]].val == args[0])
|| args[0] == args[1]) {
args += 2;
gen_opc_buf[op_index] = INDEX_op_nop;
break;
}
if (temps[args[1]].state != TCG_TEMP_CONST) {
tcg_opt_gen_mov(gen_args, args[0], args[1],
nb_temps, nb_globals);
gen_args += 2;
args += 2;
break;
}
/* Source argument is constant. Rewrite the operation and
let movi case handle it. */
op = op_to_movi(op);
gen_opc_buf[op_index] = op;
args[1] = temps[args[1]].val;
/* fallthrough */
CASE_OP_32_64(movi):
tcg_opt_gen_movi(gen_args, args[0], args[1], nb_temps, nb_globals);
gen_args += 2;
args += 2;
break;
CASE_OP_32_64(not):
CASE_OP_32_64(neg):
CASE_OP_32_64(ext8s):
CASE_OP_32_64(ext8u):
CASE_OP_32_64(ext16s):
CASE_OP_32_64(ext16u):
case INDEX_op_ext32s_i64:
case INDEX_op_ext32u_i64:
if (temps[args[1]].state == TCG_TEMP_CONST) {
gen_opc_buf[op_index] = op_to_movi(op);
tmp = do_constant_folding(op, temps[args[1]].val, 0);
tcg_opt_gen_movi(gen_args, args[0], tmp, nb_temps, nb_globals);
} else {
reset_temp(args[0], nb_temps, nb_globals);
gen_args[0] = args[0];
gen_args[1] = args[1];
}
gen_args += 2;
args += 2;
break;
CASE_OP_32_64(add):
CASE_OP_32_64(sub):
CASE_OP_32_64(mul):
CASE_OP_32_64(or):
CASE_OP_32_64(and):
CASE_OP_32_64(xor):
CASE_OP_32_64(shl):
CASE_OP_32_64(shr):
CASE_OP_32_64(sar):
CASE_OP_32_64(rotl):
CASE_OP_32_64(rotr):
CASE_OP_32_64(andc):
CASE_OP_32_64(orc):
CASE_OP_32_64(eqv):
CASE_OP_32_64(nand):
CASE_OP_32_64(nor):
if (temps[args[1]].state == TCG_TEMP_CONST
&& temps[args[2]].state == TCG_TEMP_CONST) {
gen_opc_buf[op_index] = op_to_movi(op);
tmp = do_constant_folding(op, temps[args[1]].val,
temps[args[2]].val);
tcg_opt_gen_movi(gen_args, args[0], tmp, nb_temps, nb_globals);
gen_args += 2;
} else {
reset_temp(args[0], nb_temps, nb_globals);
gen_args[0] = args[0];
gen_args[1] = args[1];
gen_args[2] = args[2];
gen_args += 3;
}
args += 3;
break;
CASE_OP_32_64(setcond):
if (temps[args[1]].state == TCG_TEMP_CONST
&& temps[args[2]].state == TCG_TEMP_CONST) {
gen_opc_buf[op_index] = op_to_movi(op);
tmp = do_constant_folding_cond(op, temps[args[1]].val,
temps[args[2]].val, args[3]);
tcg_opt_gen_movi(gen_args, args[0], tmp, nb_temps, nb_globals);
gen_args += 2;
} else {
reset_temp(args[0], nb_temps, nb_globals);
gen_args[0] = args[0];
gen_args[1] = args[1];
gen_args[2] = args[2];
gen_args[3] = args[3];
gen_args += 4;
}
args += 4;
break;
CASE_OP_32_64(brcond):
if (temps[args[0]].state == TCG_TEMP_CONST
&& temps[args[1]].state == TCG_TEMP_CONST) {
if (do_constant_folding_cond(op, temps[args[0]].val,
temps[args[1]].val, args[2])) {
memset(temps, 0, nb_temps * sizeof(struct tcg_temp_info));
gen_opc_buf[op_index] = INDEX_op_br;
gen_args[0] = args[3];
gen_args += 1;
} else {
gen_opc_buf[op_index] = INDEX_op_nop;
}
} else {
memset(temps, 0, nb_temps * sizeof(struct tcg_temp_info));
reset_temp(args[0], nb_temps, nb_globals);
gen_args[0] = args[0];
gen_args[1] = args[1];
gen_args[2] = args[2];
gen_args[3] = args[3];
gen_args += 4;
}
args += 4;
break;
case INDEX_op_call:
nb_call_args = (args[0] >> 16) + (args[0] & 0xffff);
if (!(args[nb_call_args + 1] & (TCG_CALL_CONST | TCG_CALL_PURE))) {
for (i = 0; i < nb_globals; i++) {
reset_temp(i, nb_temps, nb_globals);
}
}
for (i = 0; i < (args[0] >> 16); i++) {
reset_temp(args[i + 1], nb_temps, nb_globals);
}
i = nb_call_args + 3;
while (i) {
*gen_args = *args;
args++;
gen_args++;
i--;
}
break;
case INDEX_op_set_label:
case INDEX_op_jmp:
case INDEX_op_br:
memset(temps, 0, nb_temps * sizeof(struct tcg_temp_info));
for (i = 0; i < def->nb_args; i++) {
*gen_args = *args;
args++;
gen_args++;
}
break;
default:
/* Default case: we do know nothing about operation so no
propagation is done. We only trash output args. */
for (i = 0; i < def->nb_oargs; i++) {
reset_temp(args[i], nb_temps, nb_globals);
}
for (i = 0; i < def->nb_args; i++) {
gen_args[i] = args[i];
}
args += def->nb_args;
gen_args += def->nb_args;
break;
}
}
return gen_args;
}
| true | qemu | a25506603914d706f4ac4c63d3b93b4f1227b9b4 |
3,713 | long do_rt_sigreturn(CPUPPCState *env)
{
struct target_rt_sigframe *rt_sf = NULL;
target_ulong rt_sf_addr;
rt_sf_addr = env->gpr[1] + SIGNAL_FRAMESIZE + 16;
if (!lock_user_struct(VERIFY_READ, rt_sf, rt_sf_addr, 1))
goto sigsegv;
if (do_setcontext(&rt_sf->uc, env, 1))
goto sigsegv;
do_sigaltstack(rt_sf_addr
+ offsetof(struct target_rt_sigframe, uc.tuc_stack),
0, env->gpr[1]);
unlock_user_struct(rt_sf, rt_sf_addr, 1);
return -TARGET_QEMU_ESIGRETURN;
sigsegv:
unlock_user_struct(rt_sf, rt_sf_addr, 1);
force_sig(TARGET_SIGSEGV);
return 0;
}
| true | qemu | c599d4d6d6e9bfdb64e54c33a22cb26e3496b96d |
3,715 | void dp83932_init(NICInfo *nd, target_phys_addr_t base, int it_shift,
qemu_irq irq, void* mem_opaque,
void (*memory_rw)(void *opaque, target_phys_addr_t addr, uint8_t *buf, int len, int is_write))
{
dp8393xState *s;
int io;
qemu_check_nic_model(nd, "dp83932");
s = qemu_mallocz(sizeof(dp8393xState));
s->mem_opaque = mem_opaque;
s->memory_rw = memory_rw;
s->it_shift = it_shift;
s->irq = irq;
s->watchdog = qemu_new_timer(vm_clock, dp8393x_watchdog, s);
s->regs[SONIC_SR] = 0x0004; /* only revision recognized by Linux */
s->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name,
nic_receive, nic_can_receive, s);
qemu_format_nic_info_str(s->vc, nd->macaddr);
qemu_register_reset(nic_reset, s);
nic_reset(s);
io = cpu_register_io_memory(0, dp8393x_read, dp8393x_write, s);
cpu_register_physical_memory(base, 0x40 << it_shift, io);
}
| true | qemu | b946a1533209f61a93e34898aebb5b43154b99c3 |
3,716 | static void v9fs_readdir(void *opaque)
{
int32_t fid;
V9fsFidState *fidp;
ssize_t retval = 0;
size_t offset = 7;
int64_t initial_offset;
int32_t count, max_count;
V9fsPDU *pdu = opaque;
V9fsState *s = pdu->s;
pdu_unmarshal(pdu, offset, "dqd", &fid, &initial_offset, &max_count);
trace_v9fs_readdir(pdu->tag, pdu->id, fid, initial_offset, max_count);
fidp = get_fid(pdu, fid);
if (fidp == NULL) {
retval = -EINVAL;
goto out_nofid;
}
if (!fidp->fs.dir) {
retval = -EINVAL;
goto out;
}
if (initial_offset == 0) {
v9fs_co_rewinddir(pdu, fidp);
} else {
v9fs_co_seekdir(pdu, fidp, initial_offset);
}
count = v9fs_do_readdir(pdu, fidp, max_count);
if (count < 0) {
retval = count;
goto out;
}
retval = offset;
retval += pdu_marshal(pdu, offset, "d", count);
retval += count;
out:
put_fid(pdu, fidp);
out_nofid:
complete_pdu(s, pdu, retval);
} | true | qemu | c572f23a3e7180dbeab5e86583e43ea2afed6271 |
3,717 | static int IRQ_get_next(OpenPICState *opp, IRQ_queue_t *q)
{
if (q->next == -1) {
/* XXX: optimize */
IRQ_check(opp, q);
}
return q->next;
}
| true | qemu | af7e9e74c6a62a5bcd911726a9e88d28b61490e0 |
3,718 | int ff_h264_queue_decode_slice(H264Context *h, const H2645NAL *nal)
{
H264SliceContext *sl = h->slice_ctx + h->nb_slice_ctx_queued;
int first_slice = sl == h->slice_ctx && !h->current_slice;
int ret;
sl->gb = nal->gb;
ret = h264_slice_header_parse(h, sl, nal);
if (ret < 0)
return ret;
// discard redundant pictures
if (sl->redundant_pic_count > 0)
return 0;
if (sl->first_mb_addr == 0 || !h->current_slice) {
if (h->setup_finished) {
av_log(h->avctx, AV_LOG_ERROR, "Too many fields\n");
return AVERROR_INVALIDDATA;
}
}
if (sl->first_mb_addr == 0) { // FIXME better field boundary detection
if (h->current_slice) {
// this slice starts a new field
// first decode any pending queued slices
if (h->nb_slice_ctx_queued) {
H264SliceContext tmp_ctx;
ret = ff_h264_execute_decode_slices(h);
if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
return ret;
memcpy(&tmp_ctx, h->slice_ctx, sizeof(tmp_ctx));
memcpy(h->slice_ctx, sl, sizeof(tmp_ctx));
memcpy(sl, &tmp_ctx, sizeof(tmp_ctx));
sl = h->slice_ctx;
}
if (h->cur_pic_ptr && FIELD_PICTURE(h) && h->first_field) {
ret = ff_h264_field_end(h, h->slice_ctx, 1);
if (ret < 0)
return ret;
} else if (h->cur_pic_ptr && !FIELD_PICTURE(h) && !h->first_field && h->nal_unit_type == H264_NAL_IDR_SLICE) {
av_log(h, AV_LOG_WARNING, "Broken frame packetizing\n");
ret = ff_h264_field_end(h, h->slice_ctx, 1);
ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 0);
ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 1);
h->cur_pic_ptr = NULL;
if (ret < 0)
return ret;
} else
return AVERROR_INVALIDDATA;
}
if (!h->first_field) {
if (h->cur_pic_ptr && !h->droppable) {
ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,
h->picture_structure == PICT_BOTTOM_FIELD);
}
h->cur_pic_ptr = NULL;
}
}
if (!h->current_slice)
av_assert0(sl == h->slice_ctx);
if (h->current_slice == 0 && !h->first_field) {
if (
(h->avctx->skip_frame >= AVDISCARD_NONREF && !h->nal_ref_idc) ||
(h->avctx->skip_frame >= AVDISCARD_BIDIR && sl->slice_type_nos == AV_PICTURE_TYPE_B) ||
(h->avctx->skip_frame >= AVDISCARD_NONINTRA && sl->slice_type_nos != AV_PICTURE_TYPE_I) ||
(h->avctx->skip_frame >= AVDISCARD_NONKEY && h->nal_unit_type != H264_NAL_IDR_SLICE && h->sei.recovery_point.recovery_frame_cnt < 0) ||
h->avctx->skip_frame >= AVDISCARD_ALL) {
return 0;
}
}
if (!first_slice) {
const PPS *pps = (const PPS*)h->ps.pps_list[sl->pps_id]->data;
if (h->ps.pps->sps_id != pps->sps_id ||
h->ps.pps->transform_8x8_mode != pps->transform_8x8_mode /*||
(h->setup_finished && h->ps.pps != pps)*/) {
av_log(h->avctx, AV_LOG_ERROR, "PPS changed between slices\n");
return AVERROR_INVALIDDATA;
}
if (h->ps.sps != (const SPS*)h->ps.sps_list[h->ps.pps->sps_id]->data) {
av_log(h->avctx, AV_LOG_ERROR,
"SPS changed in the middle of the frame\n");
return AVERROR_INVALIDDATA;
}
}
if (h->current_slice == 0) {
ret = h264_field_start(h, sl, nal, first_slice);
if (ret < 0)
return ret;
} else {
if (h->picture_structure != sl->picture_structure ||
h->droppable != (nal->ref_idc == 0)) {
av_log(h->avctx, AV_LOG_ERROR,
"Changing field mode (%d -> %d) between slices is not allowed\n",
h->picture_structure, sl->picture_structure);
return AVERROR_INVALIDDATA;
} else if (!h->cur_pic_ptr) {
av_log(h->avctx, AV_LOG_ERROR,
"unset cur_pic_ptr on slice %d\n",
h->current_slice + 1);
return AVERROR_INVALIDDATA;
}
}
ret = h264_slice_init(h, sl, nal);
if (ret < 0)
return ret;
h->nb_slice_ctx_queued++;
return 0;
}
| true | FFmpeg | c03029a835949fc0e68b4c6558ebcdc3ae137087 |
3,719 | static void end_frame(AVFilterLink *inlink)
{
GradFunContext *gf = inlink->dst->priv;
AVFilterBufferRef *inpic = inlink->cur_buf;
AVFilterLink *outlink = inlink->dst->outputs[0];
AVFilterBufferRef *outpic = outlink->out_buf;
int p;
for (p = 0; p < 4 && inpic->data[p]; p++) {
int w = inlink->w;
int h = inlink->h;
int r = gf->radius;
if (p) {
w = gf->chroma_w;
h = gf->chroma_h;
r = gf->chroma_r;
}
if (FFMIN(w, h) > 2 * r)
filter(gf, outpic->data[p], inpic->data[p], w, h, outpic->linesize[p], inpic->linesize[p], r);
else if (outpic->data[p] != inpic->data[p])
av_image_copy_plane(outpic->data[p], outpic->linesize[p], inpic->data[p], inpic->linesize[p], w, h);
}
avfilter_draw_slice(outlink, 0, inlink->h, 1);
avfilter_end_frame(outlink);
avfilter_unref_buffer(inpic);
avfilter_unref_buffer(outpic);
}
| true | FFmpeg | 69b8d83ecf5f6deb9ad94bdaa816aa205430d3e9 |
3,720 | SCSIRequest *scsi_req_find(SCSIDevice *d, uint32_t tag)
{
SCSIRequest *req;
QTAILQ_FOREACH(req, &d->requests, next) {
if (req->tag == tag) {
return req;
}
}
return NULL;
}
| true | qemu | 5c6c0e513600ba57c3e73b7151d3c0664438f7b5 |
3,723 | static void vbe_update_vgaregs(VGACommonState *s)
{
int h, shift_control;
if (!vbe_enabled(s)) {
/* vbe is turned off -- nothing to do */
return;
}
/* graphic mode + memory map 1 */
s->gr[VGA_GFX_MISC] = (s->gr[VGA_GFX_MISC] & ~0x0c) | 0x04 |
VGA_GR06_GRAPHICS_MODE;
s->cr[VGA_CRTC_MODE] |= 3; /* no CGA modes */
s->cr[VGA_CRTC_OFFSET] = s->vbe_line_offset >> 3;
/* width */
s->cr[VGA_CRTC_H_DISP] =
(s->vbe_regs[VBE_DISPI_INDEX_XRES] >> 3) - 1;
/* height (only meaningful if < 1024) */
h = s->vbe_regs[VBE_DISPI_INDEX_YRES] - 1;
s->cr[VGA_CRTC_V_DISP_END] = h;
s->cr[VGA_CRTC_OVERFLOW] = (s->cr[VGA_CRTC_OVERFLOW] & ~0x42) |
((h >> 7) & 0x02) | ((h >> 3) & 0x40);
/* line compare to 1023 */
s->cr[VGA_CRTC_LINE_COMPARE] = 0xff;
s->cr[VGA_CRTC_OVERFLOW] |= 0x10;
s->cr[VGA_CRTC_MAX_SCAN] |= 0x40;
if (s->vbe_regs[VBE_DISPI_INDEX_BPP] == 4) {
shift_control = 0;
s->sr[VGA_SEQ_CLOCK_MODE] &= ~8; /* no double line */
} else {
shift_control = 2;
/* set chain 4 mode */
s->sr[VGA_SEQ_MEMORY_MODE] |= VGA_SR04_CHN_4M;
/* activate all planes */
s->sr[VGA_SEQ_PLANE_WRITE] |= VGA_SR02_ALL_PLANES;
}
s->gr[VGA_GFX_MODE] = (s->gr[VGA_GFX_MODE] & ~0x60) |
(shift_control << 5);
s->cr[VGA_CRTC_MAX_SCAN] &= ~0x9f; /* no double scan */
}
| true | qemu | 94ef4f337fb614f18b765a8e0e878a4c23cdedcd |
3,724 | static void nvdimm_dsm_set_label_data(NVDIMMDevice *nvdimm, NvdimmDsmIn *in,
hwaddr dsm_mem_addr)
{
NVDIMMClass *nvc = NVDIMM_GET_CLASS(nvdimm);
NvdimmFuncSetLabelDataIn *set_label_data;
uint32_t status;
set_label_data = (NvdimmFuncSetLabelDataIn *)in->arg3;
le32_to_cpus(&set_label_data->offset);
le32_to_cpus(&set_label_data->length);
nvdimm_debug("Write Label Data: offset %#x length %#x.\n",
set_label_data->offset, set_label_data->length);
status = nvdimm_rw_label_data_check(nvdimm, set_label_data->offset,
set_label_data->length);
if (status != 0 /* Success */) {
nvdimm_dsm_no_payload(status, dsm_mem_addr);
return;
}
assert(sizeof(*in) + sizeof(*set_label_data) + set_label_data->length <=
4096);
nvc->write_label_data(nvdimm, set_label_data->in_buf,
set_label_data->length, set_label_data->offset);
nvdimm_dsm_no_payload(0 /* Success */, dsm_mem_addr);
}
| true | qemu | 53000638f233d6ba1d584a68b74f2cde79615b80 |
3,725 | static int64_t load_kernel (CPUMIPSState *env)
{
int64_t kernel_entry, kernel_low, kernel_high;
int index = 0;
long initrd_size;
ram_addr_t initrd_offset;
uint32_t *prom_buf;
long prom_size;
if (load_elf(loaderparams.kernel_filename, cpu_mips_kseg0_to_phys, NULL,
(uint64_t *)&kernel_entry, (uint64_t *)&kernel_low,
(uint64_t *)&kernel_high, 0, ELF_MACHINE, 1) < 0) {
fprintf(stderr, "qemu: could not load kernel '%s'\n",
loaderparams.kernel_filename);
exit(1);
}
/* load initrd */
initrd_size = 0;
initrd_offset = 0;
if (loaderparams.initrd_filename) {
initrd_size = get_image_size (loaderparams.initrd_filename);
if (initrd_size > 0) {
initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) & INITRD_PAGE_MASK;
if (initrd_offset + initrd_size > ram_size) {
fprintf(stderr,
"qemu: memory too small for initial ram disk '%s'\n",
loaderparams.initrd_filename);
exit(1);
}
initrd_size = load_image_targphys(loaderparams.initrd_filename,
initrd_offset, ram_size - initrd_offset);
}
if (initrd_size == (target_ulong) -1) {
fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
loaderparams.initrd_filename);
exit(1);
}
}
/* Setup prom parameters. */
prom_size = ENVP_NB_ENTRIES * (sizeof(int32_t) + ENVP_ENTRY_SIZE);
prom_buf = g_malloc(prom_size);
prom_set(prom_buf, index++, "%s", loaderparams.kernel_filename);
if (initrd_size > 0) {
prom_set(prom_buf, index++, "rd_start=0x%" PRIx64 " rd_size=%li %s",
cpu_mips_phys_to_kseg0(NULL, initrd_offset), initrd_size,
loaderparams.kernel_cmdline);
} else {
prom_set(prom_buf, index++, "%s", loaderparams.kernel_cmdline);
}
/* Setup minimum environment variables */
prom_set(prom_buf, index++, "busclock=33000000");
prom_set(prom_buf, index++, "cpuclock=100000000");
prom_set(prom_buf, index++, "memsize=%i", loaderparams.ram_size/1024/1024);
prom_set(prom_buf, index++, "modetty0=38400n8r");
prom_set(prom_buf, index++, NULL);
rom_add_blob_fixed("prom", prom_buf, prom_size,
cpu_mips_kseg0_to_phys(NULL, ENVP_ADDR));
return kernel_entry;
} | true | qemu | 3ad9fd5a257794d516db515c217c78a5806112fe |
3,726 | static inline void decode_subband_slice_buffered(SnowContext *s, SubBand *b, slice_buffer * sb, int start_y, int h, int save_state[1]){
const int w= b->width;
int y;
const int qlog= av_clip(s->qlog + b->qlog, 0, QROOT*16);
int qmul= ff_qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT);
int qadd= (s->qbias*qmul)>>QBIAS_SHIFT;
int new_index = 0;
if(b->ibuf == s->spatial_idwt_buffer || s->qlog == LOSSLESS_QLOG){
qadd= 0;
qmul= 1<<QEXPSHIFT;
}
/* If we are on the second or later slice, restore our index. */
if (start_y != 0)
new_index = save_state[0];
for(y=start_y; y<h; y++){
int x = 0;
int v;
IDWTELEM * line = slice_buffer_get_line(sb, y * b->stride_line + b->buf_y_offset) + b->buf_x_offset;
memset(line, 0, b->width*sizeof(IDWTELEM));
v = b->x_coeff[new_index].coeff;
x = b->x_coeff[new_index++].x;
while(x < w){
register int t= ( (v>>1)*qmul + qadd)>>QEXPSHIFT;
register int u= -(v&1);
line[x] = (t^u) - u;
v = b->x_coeff[new_index].coeff;
x = b->x_coeff[new_index++].x;
}
}
/* Save our variables for the next slice. */
save_state[0] = new_index;
return;
}
| true | FFmpeg | 732f9764561558a388c05483ed6a722a5c67b05c |
3,727 | static void coroutine_fn aio_read_response(void *opaque)
{
SheepdogObjRsp rsp;
BDRVSheepdogState *s = opaque;
int fd = s->fd;
int ret;
AIOReq *aio_req = NULL;
SheepdogAIOCB *acb;
uint64_t idx;
/* read a header */
ret = qemu_co_recv(fd, &rsp, sizeof(rsp));
if (ret != sizeof(rsp)) {
error_report("failed to get the header, %s", strerror(errno));
goto err;
}
/* find the right aio_req from the inflight aio list */
QLIST_FOREACH(aio_req, &s->inflight_aio_head, aio_siblings) {
if (aio_req->id == rsp.id) {
break;
}
}
if (!aio_req) {
error_report("cannot find aio_req %x", rsp.id);
goto err;
}
acb = aio_req->aiocb;
switch (acb->aiocb_type) {
case AIOCB_WRITE_UDATA:
/* this coroutine context is no longer suitable for co_recv
* because we may send data to update vdi objects */
s->co_recv = NULL;
if (!is_data_obj(aio_req->oid)) {
break;
}
idx = data_oid_to_idx(aio_req->oid);
if (s->inode.data_vdi_id[idx] != s->inode.vdi_id) {
/*
* If the object is newly created one, we need to update
* the vdi object (metadata object). min_dirty_data_idx
* and max_dirty_data_idx are changed to include updated
* index between them.
*/
if (rsp.result == SD_RES_SUCCESS) {
s->inode.data_vdi_id[idx] = s->inode.vdi_id;
s->max_dirty_data_idx = MAX(idx, s->max_dirty_data_idx);
s->min_dirty_data_idx = MIN(idx, s->min_dirty_data_idx);
}
/*
* Some requests may be blocked because simultaneous
* create requests are not allowed, so we search the
* pending requests here.
*/
send_pending_req(s, aio_req->oid);
}
break;
case AIOCB_READ_UDATA:
ret = qemu_co_recvv(fd, acb->qiov->iov, acb->qiov->niov,
aio_req->iov_offset, rsp.data_length);
if (ret != rsp.data_length) {
error_report("failed to get the data, %s", strerror(errno));
goto err;
}
break;
case AIOCB_FLUSH_CACHE:
if (rsp.result == SD_RES_INVALID_PARMS) {
DPRINTF("disable cache since the server doesn't support it\n");
s->cache_flags = SD_FLAG_CMD_DIRECT;
rsp.result = SD_RES_SUCCESS;
}
break;
case AIOCB_DISCARD_OBJ:
switch (rsp.result) {
case SD_RES_INVALID_PARMS:
error_report("sheep(%s) doesn't support discard command",
s->host_spec);
rsp.result = SD_RES_SUCCESS;
s->discard_supported = false;
break;
case SD_RES_SUCCESS:
idx = data_oid_to_idx(aio_req->oid);
s->inode.data_vdi_id[idx] = 0;
break;
default:
break;
}
}
switch (rsp.result) {
case SD_RES_SUCCESS:
break;
case SD_RES_READONLY:
if (s->inode.vdi_id == oid_to_vid(aio_req->oid)) {
ret = reload_inode(s, 0, "");
if (ret < 0) {
goto err;
}
}
if (is_data_obj(aio_req->oid)) {
aio_req->oid = vid_to_data_oid(s->inode.vdi_id,
data_oid_to_idx(aio_req->oid));
} else {
aio_req->oid = vid_to_vdi_oid(s->inode.vdi_id);
}
resend_aioreq(s, aio_req);
goto out;
default:
acb->ret = -EIO;
error_report("%s", sd_strerror(rsp.result));
break;
}
free_aio_req(s, aio_req);
if (!acb->nr_pending) {
/*
* We've finished all requests which belong to the AIOCB, so
* we can switch back to sd_co_readv/writev now.
*/
acb->aio_done_func(acb);
}
out:
s->co_recv = NULL;
return;
err:
s->co_recv = NULL;
reconnect_to_sdog(opaque);
}
| true | qemu | b544c1aba8681c2fe5d6715fbd37cf6caf1bc7bb |
3,728 | static void dec_rcsr(DisasContext *dc)
{
LOG_DIS("rcsr r%d, %d\n", dc->r2, dc->csr);
switch (dc->csr) {
case CSR_IE:
tcg_gen_mov_tl(cpu_R[dc->r2], cpu_ie);
break;
case CSR_IM:
gen_helper_rcsr_im(cpu_R[dc->r2], cpu_env);
break;
case CSR_IP:
gen_helper_rcsr_ip(cpu_R[dc->r2], cpu_env);
break;
case CSR_CC:
tcg_gen_mov_tl(cpu_R[dc->r2], cpu_cc);
break;
case CSR_CFG:
tcg_gen_mov_tl(cpu_R[dc->r2], cpu_cfg);
break;
case CSR_EBA:
tcg_gen_mov_tl(cpu_R[dc->r2], cpu_eba);
break;
case CSR_DC:
tcg_gen_mov_tl(cpu_R[dc->r2], cpu_dc);
break;
case CSR_DEBA:
tcg_gen_mov_tl(cpu_R[dc->r2], cpu_deba);
break;
case CSR_JTX:
gen_helper_rcsr_jtx(cpu_R[dc->r2], cpu_env);
break;
case CSR_JRX:
gen_helper_rcsr_jrx(cpu_R[dc->r2], cpu_env);
break;
case CSR_ICC:
case CSR_DCC:
case CSR_BP0:
case CSR_BP1:
case CSR_BP2:
case CSR_BP3:
case CSR_WP0:
case CSR_WP1:
case CSR_WP2:
case CSR_WP3:
cpu_abort(dc->env, "invalid read access csr=%x\n", dc->csr);
break;
default:
cpu_abort(dc->env, "read_csr: unknown csr=%x\n", dc->csr);
break;
}
}
| true | qemu | 3604a76fea6ff37738d4a8f596be38407be74a83 |
3,729 | uint64_t helper_mulldo(CPUPPCState *env, uint64_t arg1, uint64_t arg2)
{
int64_t th;
uint64_t tl;
muls64(&tl, (uint64_t *)&th, arg1, arg2);
/* If th != 0 && th != -1, then we had an overflow */
if (likely((uint64_t)(th + 1) <= 1)) {
env->ov = 0;
} else {
env->so = env->ov = 1;
}
return (int64_t)tl;
}
| true | qemu | 9824d01d5d789a57d27360c0f5e8ee44955eb1d7 |
3,730 | static void pc_init1(MemoryRegion *system_memory,
MemoryRegion *system_io,
ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
const char *cpu_model,
int pci_enabled,
int kvmclock_enabled)
{
int i;
ram_addr_t below_4g_mem_size, above_4g_mem_size;
PCIBus *pci_bus;
ISABus *isa_bus;
PCII440FXState *i440fx_state;
int piix3_devfn = -1;
qemu_irq *cpu_irq;
qemu_irq *gsi;
qemu_irq *i8259;
qemu_irq *smi_irq;
GSIState *gsi_state;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
BusState *idebus[MAX_IDE_BUS];
ISADevice *rtc_state;
ISADevice *floppy;
MemoryRegion *ram_memory;
MemoryRegion *pci_memory;
MemoryRegion *rom_memory;
DeviceState *icc_bridge;
FWCfgState *fw_cfg = NULL;
PcGuestInfo *guest_info;
if (xen_enabled() && xen_hvm_init() != 0) {
fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
exit(1);
}
icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE);
object_property_add_child(qdev_get_machine(), "icc-bridge",
OBJECT(icc_bridge), NULL);
pc_cpus_init(cpu_model, icc_bridge);
pc_acpi_init("acpi-dsdt.aml");
if (kvm_enabled() && kvmclock_enabled) {
kvmclock_create();
}
if (ram_size >= 0xe0000000 ) {
above_4g_mem_size = ram_size - 0xe0000000;
below_4g_mem_size = 0xe0000000;
} else {
above_4g_mem_size = 0;
below_4g_mem_size = ram_size;
}
if (pci_enabled) {
pci_memory = g_new(MemoryRegion, 1);
memory_region_init(pci_memory, NULL, "pci", INT64_MAX);
rom_memory = pci_memory;
} else {
pci_memory = NULL;
rom_memory = system_memory;
}
guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size);
guest_info->has_pci_info = has_pci_info;
/* Set PCI window size the way seabios has always done it. */
/* Power of 2 so bios can cover it with a single MTRR */
if (ram_size <= 0x80000000)
guest_info->pci_info.w32.begin = 0x80000000;
else if (ram_size <= 0xc0000000)
guest_info->pci_info.w32.begin = 0xc0000000;
else
guest_info->pci_info.w32.begin = 0xe0000000;
/* allocate ram and load rom/bios */
if (!xen_enabled()) {
fw_cfg = pc_memory_init(system_memory,
kernel_filename, kernel_cmdline, initrd_filename,
below_4g_mem_size, above_4g_mem_size,
rom_memory, &ram_memory, guest_info);
}
gsi_state = g_malloc0(sizeof(*gsi_state));
if (kvm_irqchip_in_kernel()) {
kvm_pc_setup_irq_routing(pci_enabled);
gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
GSI_NUM_PINS);
} else {
gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
}
if (pci_enabled) {
pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
system_memory, system_io, ram_size,
below_4g_mem_size,
0x100000000ULL - below_4g_mem_size,
0x100000000ULL + above_4g_mem_size,
(sizeof(hwaddr) == 4
? 0
: ((uint64_t)1 << 62)),
pci_memory, ram_memory);
} else {
pci_bus = NULL;
i440fx_state = NULL;
isa_bus = isa_bus_new(NULL, system_io);
no_hpet = 1;
}
isa_bus_irqs(isa_bus, gsi);
if (kvm_irqchip_in_kernel()) {
i8259 = kvm_i8259_init(isa_bus);
} else if (xen_enabled()) {
i8259 = xen_interrupt_controller_init();
} else {
cpu_irq = pc_allocate_cpu_irq();
i8259 = i8259_init(isa_bus, cpu_irq[0]);
}
for (i = 0; i < ISA_NUM_IRQS; i++) {
gsi_state->i8259_irq[i] = i8259[i];
}
if (pci_enabled) {
ioapic_init_gsi(gsi_state, "i440fx");
}
qdev_init_nofail(icc_bridge);
pc_register_ferr_irq(gsi[13]);
pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
/* init basic PC hardware */
pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled());
pc_nic_init(isa_bus, pci_bus);
ide_drive_get(hd, MAX_IDE_BUS);
if (pci_enabled) {
PCIDevice *dev;
if (xen_enabled()) {
dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
} else {
dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
}
idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
} else {
for(i = 0; i < MAX_IDE_BUS; i++) {
ISADevice *dev;
dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i],
ide_irq[i],
hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0");
}
}
pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
floppy, idebus[0], idebus[1], rtc_state);
if (pci_enabled && usb_enabled(false)) {
pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
}
if (pci_enabled && acpi_enabled) {
i2c_bus *smbus;
smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
/* TODO: Populate SPD eeprom data. */
smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
gsi[9], *smi_irq,
kvm_enabled(), fw_cfg);
smbus_eeprom_init(smbus, 8, NULL, 0);
}
if (pci_enabled) {
pc_pci_device_init(pci_bus);
}
if (has_pvpanic) {
pvpanic_init(isa_bus);
}
}
| true | qemu | 398489018183d613306ab022653552247d93919f |
3,732 | static void verify_irqchip_in_kernel(Error **errp)
{
if (kvm_irqchip_in_kernel()) {
return;
}
error_setg(errp, "pci-assign requires KVM with in-kernel irqchip enabled");
}
| true | qemu | 6b728b31163bbd0788fe7d537931c4624cd24215 |
3,733 | static int ogg_write_header(AVFormatContext *s)
{
OGGContext *ogg = s->priv_data;
OGGStreamContext *oggstream = NULL;
int i, j;
if (ogg->pref_size)
av_log(s, AV_LOG_WARNING, "The pagesize option is deprecated\n");
for (i = 0; i < s->nb_streams; i++) {
AVStream *st = s->streams[i];
unsigned serial_num = i;
if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
if (st->codec->codec_id == AV_CODEC_ID_OPUS)
/* Opus requires a fixed 48kHz clock */
avpriv_set_pts_info(st, 64, 1, 48000);
else
avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
} else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
avpriv_set_pts_info(st, 64, st->codec->time_base.num, st->codec->time_base.den);
if (st->codec->codec_id != AV_CODEC_ID_VORBIS &&
st->codec->codec_id != AV_CODEC_ID_THEORA &&
st->codec->codec_id != AV_CODEC_ID_SPEEX &&
st->codec->codec_id != AV_CODEC_ID_FLAC &&
st->codec->codec_id != AV_CODEC_ID_OPUS) {
av_log(s, AV_LOG_ERROR, "Unsupported codec id in stream %d\n", i);
return -1;
}
if (!st->codec->extradata || !st->codec->extradata_size) {
av_log(s, AV_LOG_ERROR, "No extradata present\n");
return -1;
}
oggstream = av_mallocz(sizeof(*oggstream));
if (!oggstream)
return AVERROR(ENOMEM);
oggstream->page.stream_index = i;
if (!(s->flags & AVFMT_FLAG_BITEXACT))
do {
serial_num = av_get_random_seed();
for (j = 0; j < i; j++) {
OGGStreamContext *sc = s->streams[j]->priv_data;
if (serial_num == sc->serial_num)
break;
}
} while (j < i);
oggstream->serial_num = serial_num;
av_dict_copy(&st->metadata, s->metadata, AV_DICT_DONT_OVERWRITE);
st->priv_data = oggstream;
if (st->codec->codec_id == AV_CODEC_ID_FLAC) {
int err = ogg_build_flac_headers(st->codec, oggstream,
s->flags & AVFMT_FLAG_BITEXACT,
&st->metadata);
if (err) {
av_log(s, AV_LOG_ERROR, "Error writing FLAC headers\n");
av_freep(&st->priv_data);
return err;
}
} else if (st->codec->codec_id == AV_CODEC_ID_SPEEX) {
int err = ogg_build_speex_headers(st->codec, oggstream,
s->flags & AVFMT_FLAG_BITEXACT,
&st->metadata);
if (err) {
av_log(s, AV_LOG_ERROR, "Error writing Speex headers\n");
av_freep(&st->priv_data);
return err;
}
} else if (st->codec->codec_id == AV_CODEC_ID_OPUS) {
int err = ogg_build_opus_headers(st->codec, oggstream,
s->flags & AVFMT_FLAG_BITEXACT,
&st->metadata);
if (err) {
av_log(s, AV_LOG_ERROR, "Error writing Opus headers\n");
av_freep(&st->priv_data);
return err;
}
} else {
uint8_t *p;
const char *cstr = st->codec->codec_id == AV_CODEC_ID_VORBIS ? "vorbis" : "theora";
int header_type = st->codec->codec_id == AV_CODEC_ID_VORBIS ? 3 : 0x81;
int framing_bit = st->codec->codec_id == AV_CODEC_ID_VORBIS ? 1 : 0;
if (avpriv_split_xiph_headers(st->codec->extradata, st->codec->extradata_size,
st->codec->codec_id == AV_CODEC_ID_VORBIS ? 30 : 42,
oggstream->header, oggstream->header_len) < 0) {
av_log(s, AV_LOG_ERROR, "Extradata corrupted\n");
av_freep(&st->priv_data);
return -1;
}
p = ogg_write_vorbiscomment(7, s->flags & AVFMT_FLAG_BITEXACT,
&oggstream->header_len[1], &st->metadata,
framing_bit);
oggstream->header[1] = p;
if (!p)
return AVERROR(ENOMEM);
bytestream_put_byte(&p, header_type);
bytestream_put_buffer(&p, cstr, 6);
if (st->codec->codec_id == AV_CODEC_ID_THEORA) {
/** KFGSHIFT is the width of the less significant section of the granule position
The less significant section is the frame count since the last keyframe */
oggstream->kfgshift = ((oggstream->header[0][40]&3)<<3)|(oggstream->header[0][41]>>5);
oggstream->vrev = oggstream->header[0][9];
av_log(s, AV_LOG_DEBUG, "theora kfgshift %d, vrev %d\n",
oggstream->kfgshift, oggstream->vrev);
}
}
}
for (j = 0; j < s->nb_streams; j++) {
OGGStreamContext *oggstream = s->streams[j]->priv_data;
ogg_buffer_data(s, s->streams[j], oggstream->header[0],
oggstream->header_len[0], 0, 1);
oggstream->page.flags |= 2; // bos
ogg_buffer_page(s, oggstream);
}
for (j = 0; j < s->nb_streams; j++) {
AVStream *st = s->streams[j];
OGGStreamContext *oggstream = st->priv_data;
for (i = 1; i < 3; i++) {
if (oggstream->header_len[i])
ogg_buffer_data(s, st, oggstream->header[i],
oggstream->header_len[i], 0, 1);
}
ogg_buffer_page(s, oggstream);
}
oggstream->page.start_granule = AV_NOPTS_VALUE;
ogg_write_pages(s, 1);
return 0;
}
| true | FFmpeg | 919c320f7226bf873a9148e1db8994745f9d425d |
3,734 | static int write_refcount_block(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
size_t size = s->cluster_size;
if (s->refcount_block_cache_offset == 0) {
return 0;
}
BLKDBG_EVENT(bs->file, BLKDBG_REFBLOCK_UPDATE);
if (bdrv_pwrite(bs->file, s->refcount_block_cache_offset,
s->refcount_block_cache, size) != size)
{
return -EIO;
}
return 0;
}
| true | qemu | 8b3b720620a1137a1b794fc3ed64734236f94e06 |
3,735 | static int aiff_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
AVStream *st = s->streams[0];
AIFFInputContext *aiff = s->priv_data;
int64_t max_size;
int res, size;
/* calculate size of remaining data */
max_size = aiff->data_end - avio_tell(s->pb);
if (max_size <= 0)
return AVERROR_EOF;
/* Now for that packet */
if (st->codec->block_align >= 33) // GSM, QCLP, IMA4
size = st->codec->block_align;
else
size = (MAX_SIZE / st->codec->block_align) * st->codec->block_align;
size = FFMIN(max_size, size);
res = av_get_packet(s->pb, pkt, size);
if (res < 0)
return res;
/* Only one stream in an AIFF file */
pkt->stream_index = 0;
pkt->duration = (res / st->codec->block_align) * aiff->block_duration;
return 0;
} | true | FFmpeg | 7effbee66cf457c62f795d9b9ed3a1110b364b89 |
3,736 | static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
{
CPUArchState *env = mon_get_cpu();
unsigned int u;
int i;
u = 0;
for (i = 0; i < 8; i++)
u |= env->crf[i] << (32 - (4 * i));
return u;
}
| true | qemu | d29811806067de1516c2f94c0a81885fe2076fc8 |
3,737 | static void yae_clear(ATempoContext *atempo)
{
atempo->size = 0;
atempo->head = 0;
atempo->tail = 0;
atempo->drift = 0;
atempo->nfrag = 0;
atempo->state = YAE_LOAD_FRAGMENT;
atempo->position[0] = 0;
atempo->position[1] = 0;
atempo->frag[0].position[0] = 0;
atempo->frag[0].position[1] = 0;
atempo->frag[0].nsamples = 0;
atempo->frag[1].position[0] = 0;
atempo->frag[1].position[1] = 0;
atempo->frag[1].nsamples = 0;
// shift left position of 1st fragment by half a window
// so that no re-normalization would be required for
// the left half of the 1st fragment:
atempo->frag[0].position[0] = -(int64_t)(atempo->window / 2);
atempo->frag[0].position[1] = -(int64_t)(atempo->window / 2);
av_frame_free(&atempo->dst_buffer);
atempo->dst = NULL;
atempo->dst_end = NULL;
atempo->request_fulfilled = 0;
atempo->nsamples_in = 0;
atempo->nsamples_out = 0;
}
| false | FFmpeg | d38c173dfb4bbee19ec341202c6c79bb0aa2cdad |
3,739 | static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s,
Jpeg2000CodingStyle *codsty,
Jpeg2000ResLevel *rlevel, int precno,
int layno, uint8_t *expn, int numgbits)
{
int bandno, cblkno, ret, nb_code_blocks;
if (!(ret = get_bits(s, 1))) {
jpeg2000_flush(s);
return 0;
} else if (ret < 0)
return ret;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
prec->yi0 = 0;
prec->xi0 = 0;
nb_code_blocks = prec->nb_codeblocks_height *
prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
int incl, newpasses, llen;
if (cblk->npasses)
incl = get_bits(s, 1);
else
incl = tag_tree_decode(s, prec->cblkincl + cblkno, layno + 1) == layno;
if (!incl)
continue;
else if (incl < 0)
return incl;
if (!cblk->npasses)
cblk->nonzerobits = expn[bandno] + numgbits - 1 -
tag_tree_decode(s, prec->zerobits + cblkno,
100);
if ((newpasses = getnpasses(s)) < 0)
return newpasses;
if ((llen = getlblockinc(s)) < 0)
return llen;
cblk->lblock += llen;
if ((ret = get_bits(s, av_log2(newpasses) + cblk->lblock)) < 0)
return ret;
cblk->lengthinc = ret;
cblk->npasses += newpasses;
}
}
jpeg2000_flush(s);
if (codsty->csty & JPEG2000_CSTY_EPH) {
if (bytestream2_peek_be16(&s->g) == JPEG2000_EPH)
bytestream2_skip(&s->g, 2);
else
av_log(s->avctx, AV_LOG_ERROR, "EPH marker not found.\n");
}
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
nb_code_blocks = prec->nb_codeblocks_height * prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
if (bytestream2_get_bytes_left(&s->g) < cblk->lengthinc)
return AVERROR(EINVAL);
/* Code-block data can be empty. In that case initialize data
* with 0xFFFF. */
if (cblk->lengthinc > 0) {
bytestream2_get_bufferu(&s->g, cblk->data, cblk->lengthinc);
} else {
cblk->data[0] = 0xFF;
cblk->data[1] = 0xFF;
}
cblk->length += cblk->lengthinc;
cblk->lengthinc = 0;
}
}
return 0;
}
| false | FFmpeg | 914ab4cd1c59eae10771f2d6a892ec6b6f36b0e2 |
3,740 | void ff_celp_lp_synthesis_filterf(float *out, const float *filter_coeffs,
const float* in, int buffer_length,
int filter_length)
{
int i,n;
#if 0 // Unoptimized code path for improved readability
for (n = 0; n < buffer_length; n++) {
out[n] = in[n];
for (i = 1; i <= filter_length; i++)
out[n] -= filter_coeffs[i-1] * out[n-i];
}
#else
float out0, out1, out2, out3;
float old_out0, old_out1, old_out2, old_out3;
float a,b,c;
a = filter_coeffs[0];
b = filter_coeffs[1];
c = filter_coeffs[2];
b -= filter_coeffs[0] * filter_coeffs[0];
c -= filter_coeffs[1] * filter_coeffs[0];
c -= filter_coeffs[0] * b;
old_out0 = out[-4];
old_out1 = out[-3];
old_out2 = out[-2];
old_out3 = out[-1];
for (n = 0; n <= buffer_length - 4; n+=4) {
float tmp0,tmp1,tmp2;
float val;
out0 = in[0];
out1 = in[1];
out2 = in[2];
out3 = in[3];
out0 -= filter_coeffs[2] * old_out1;
out1 -= filter_coeffs[2] * old_out2;
out2 -= filter_coeffs[2] * old_out3;
out0 -= filter_coeffs[1] * old_out2;
out1 -= filter_coeffs[1] * old_out3;
out0 -= filter_coeffs[0] * old_out3;
val = filter_coeffs[3];
out0 -= val * old_out0;
out1 -= val * old_out1;
out2 -= val * old_out2;
out3 -= val * old_out3;
for (i = 5; i <= filter_length; i += 2) {
old_out3 = out[-i];
val = filter_coeffs[i-1];
out0 -= val * old_out3;
out1 -= val * old_out0;
out2 -= val * old_out1;
out3 -= val * old_out2;
old_out2 = out[-i-1];
val = filter_coeffs[i];
out0 -= val * old_out2;
out1 -= val * old_out3;
out2 -= val * old_out0;
out3 -= val * old_out1;
FFSWAP(float, old_out0, old_out2);
old_out1 = old_out3;
}
tmp0 = out0;
tmp1 = out1;
tmp2 = out2;
out3 -= a * tmp2;
out2 -= a * tmp1;
out1 -= a * tmp0;
out3 -= b * tmp1;
out2 -= b * tmp0;
out3 -= c * tmp0;
out[0] = out0;
out[1] = out1;
out[2] = out2;
out[3] = out3;
old_out0 = out0;
old_out1 = out1;
old_out2 = out2;
old_out3 = out3;
out += 4;
in += 4;
}
out -= n;
in -= n;
for (; n < buffer_length; n++) {
out[n] = in[n];
for (i = 1; i <= filter_length; i++)
out[n] -= filter_coeffs[i-1] * out[n-i];
}
#endif
}
| false | FFmpeg | f52b8717617e94da90a45afdfff23e94f9ecf35c |
3,741 | static int decode_b_picture_header(VC9Context *v)
{
int pqindex;
/* Prolog common to all frametypes should be done in caller */
if (v->profile == PROFILE_SIMPLE)
{
av_log(v, AV_LOG_ERROR, "Found a B frame while in Simple Profile!\n");
return FRAME_SKIPED;
}
v->bfraction = vc9_bfraction_lut[get_vlc2(&v->gb, vc9_bfraction_vlc.table,
VC9_BFRACTION_VLC_BITS, 2)];
if (v->bfraction < -1)
{
av_log(v, AV_LOG_ERROR, "Invalid BFRaction\n");
return FRAME_SKIPED;
}
else if (!v->bfraction)
{
/* We actually have a BI frame */
return decode_bi_picture_header(v);
}
/* Read the quantization stuff */
pqindex = get_bits(&v->gb, 5);
if (v->quantizer_mode == QUANT_FRAME_IMPLICIT)
v->pq = pquant_table[0][pqindex];
else
{
v->pq = pquant_table[v->quantizer_mode-1][pqindex];
}
if (pqindex < 9) v->halfpq = get_bits(&v->gb, 1);
if (v->quantizer_mode == QUANT_FRAME_EXPLICIT)
v->pquantizer = get_bits(&v->gb, 1);
/* Read the MV type/mode */
if (v->extended_mv == 1)
v->mvrange = get_prefix(&v->gb, 0, 3);
v->mv_mode = get_bits(&v->gb, 1);
if (v->pq < 13)
{
if (!v->mv_mode)
{
v->mv_mode = get_bits(&v->gb, 2);
if (v->mv_mode)
av_log(v, AV_LOG_ERROR,
"mv_mode for lowquant B frame was %i\n", v->mv_mode);
}
}
else
{
if (!v->mv_mode)
{
if (get_bits(&v->gb, 1))
av_log(v, AV_LOG_ERROR,
"mv_mode for highquant B frame was %i\n", v->mv_mode);
}
v->mv_mode = 1-v->mv_mode; //To match (pq < 13) mapping
}
if (v->mv_mode == MV_PMODE_MIXED_MV)
{
if (bitplane_decoding( v->mv_type_mb_plane, v->width_mb,
v->height_mb, v)<0)
return -1;
}
//bitplane
bitplane_decoding(v->direct_mb_plane, v->width_mb, v->height_mb, v);
bitplane_decoding(v->skip_mb_plane, v->width_mb, v->height_mb, v);
/* FIXME: what is actually chosen for B frames ? */
v->mv_diff_vlc = &vc9_mv_diff_vlc[get_bits(&v->gb, 2)];
v->cbpcy_vlc = &vc9_cbpcy_p_vlc[get_bits(&v->gb, 2)];
if (v->dquant)
{
vop_dquant_decoding(v);
}
if (v->vstransform)
{
v->ttmbf = get_bits(&v->gb, 1);
if (v->ttmbf)
{
v->ttfrm = get_bits(&v->gb, 2);
av_log(v, AV_LOG_INFO, "Transform used: %ix%i\n",
(v->ttfrm & 2) ? 4 : 8, (v->ttfrm & 1) ? 4 : 8);
}
}
/* Epilog should be done in caller */
return 0;
}
| false | FFmpeg | e5540b3fd30367ce3cc33b2f34a04b660dbc4b38 |
3,742 | static int sipr_decode_frame(AVCodecContext *avctx, void *datap,
int *data_size, AVPacket *avpkt)
{
SiprContext *ctx = avctx->priv_data;
const uint8_t *buf=avpkt->data;
SiprParameters parm;
const SiprModeParam *mode_par = &modes[ctx->mode];
GetBitContext gb;
float *data = datap;
int subframe_size = ctx->mode == MODE_16k ? L_SUBFR_16k : SUBFR_SIZE;
int i;
ctx->avctx = avctx;
if (avpkt->size < (mode_par->bits_per_frame >> 3)) {
av_log(avctx, AV_LOG_ERROR,
"Error processing packet: packet size (%d) too small\n",
avpkt->size);
*data_size = 0;
return -1;
}
if (*data_size < subframe_size * mode_par->subframe_count * sizeof(float)) {
av_log(avctx, AV_LOG_ERROR,
"Error processing packet: output buffer (%d) too small\n",
*data_size);
*data_size = 0;
return -1;
}
init_get_bits(&gb, buf, mode_par->bits_per_frame);
for (i = 0; i < mode_par->frames_per_packet; i++) {
decode_parameters(&parm, &gb, mode_par);
if (ctx->mode == MODE_16k)
ff_sipr_decode_frame_16k(ctx, &parm, data);
else
decode_frame(ctx, &parm, data);
data += subframe_size * mode_par->subframe_count;
}
*data_size = mode_par->frames_per_packet * subframe_size *
mode_par->subframe_count * sizeof(float);
return mode_par->bits_per_frame >> 3;
}
| false | FFmpeg | 1b5a189f06879338088809b3049ea7620f4e7e78 |
3,744 | static void qapi_dealloc_end_list(Visitor *v)
{
QapiDeallocVisitor *qov = to_qov(v);
void *obj = qapi_dealloc_pop(qov);
assert(obj == NULL); /* should've been list head tracker with no payload */
}
| false | qemu | d9f62dde1303286b24ac8ce88be27e2b9b9c5f46 |
3,745 | static int oss_init_in (HWVoiceIn *hw, audsettings_t *as)
{
OSSVoiceIn *oss = (OSSVoiceIn *) hw;
struct oss_params req, obt;
int endianness;
int err;
int fd;
audfmt_e effective_fmt;
audsettings_t obt_as;
oss->fd = -1;
req.fmt = aud_to_ossfmt (as->fmt);
req.freq = as->freq;
req.nchannels = as->nchannels;
req.fragsize = conf.fragsize;
req.nfrags = conf.nfrags;
if (oss_open (1, &req, &obt, &fd)) {
return -1;
}
err = oss_to_audfmt (obt.fmt, &effective_fmt, &endianness);
if (err) {
oss_anal_close (&fd);
return -1;
}
obt_as.freq = obt.freq;
obt_as.nchannels = obt.nchannels;
obt_as.fmt = effective_fmt;
obt_as.endianness = endianness;
audio_pcm_init_info (&hw->info, &obt_as);
oss->nfrags = obt.nfrags;
oss->fragsize = obt.fragsize;
if (obt.nfrags * obt.fragsize & hw->info.align) {
dolog ("warning: Misaligned ADC buffer, size %d, alignment %d\n",
obt.nfrags * obt.fragsize, hw->info.align + 1);
}
hw->samples = (obt.nfrags * obt.fragsize) >> hw->info.shift;
oss->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
if (!oss->pcm_buf) {
dolog ("Could not allocate ADC buffer (%d samples, each %d bytes)\n",
hw->samples, 1 << hw->info.shift);
oss_anal_close (&fd);
return -1;
}
oss->fd = fd;
return 0;
}
| false | qemu | 1ea879e5580f63414693655fcf0328559cdce138 |
3,746 | static void gen_lswi(DisasContext *ctx)
{
TCGv t0;
TCGv_i32 t1, t2;
int nb = NB(ctx->opcode);
int start = rD(ctx->opcode);
int ra = rA(ctx->opcode);
int nr;
if (nb == 0)
nb = 32;
nr = nb / 4;
if (unlikely(((start + nr) > 32 &&
start <= ra && (start + nr - 32) > ra) ||
((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
t0 = tcg_temp_new();
gen_addr_register(ctx, t0);
t1 = tcg_const_i32(nb);
t2 = tcg_const_i32(start);
gen_helper_lsw(cpu_env, t0, t1, t2);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
}
| false | qemu | afbee7128c2399b6fca7b744ee560e3a1851118e |
3,749 | static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
{
struct vmsvga_state_s *s = opaque;
switch (s->index) {
case SVGA_REG_ID:
if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0)
s->svgaid = value;
break;
case SVGA_REG_ENABLE:
s->enable = value;
s->config &= !!value;
s->width = -1;
s->height = -1;
s->invalidated = 1;
s->vga.invalidate(&s->vga);
if (s->enable) {
s->fb_size = ((s->depth + 7) >> 3) * s->new_width * s->new_height;
vga_dirty_log_stop(&s->vga);
} else {
vga_dirty_log_start(&s->vga);
}
break;
case SVGA_REG_WIDTH:
s->new_width = value;
s->invalidated = 1;
break;
case SVGA_REG_HEIGHT:
s->new_height = value;
s->invalidated = 1;
break;
case SVGA_REG_DEPTH:
case SVGA_REG_BITS_PER_PIXEL:
if (value != s->depth) {
printf("%s: Bad colour depth: %i bits\n", __FUNCTION__, value);
s->config = 0;
}
break;
case SVGA_REG_CONFIG_DONE:
if (value) {
s->fifo = (uint32_t *) s->fifo_ptr;
/* Check range and alignment. */
if ((CMD(min) | CMD(max) |
CMD(next_cmd) | CMD(stop)) & 3)
break;
if (CMD(min) < (uint8_t *) s->cmd->fifo - (uint8_t *) s->fifo)
break;
if (CMD(max) > SVGA_FIFO_SIZE)
break;
if (CMD(max) < CMD(min) + 10 * 1024)
break;
}
s->config = !!value;
break;
case SVGA_REG_SYNC:
s->syncing = 1;
vmsvga_fifo_run(s); /* Or should we just wait for update_display? */
break;
case SVGA_REG_GUEST_ID:
s->guest = value;
#ifdef VERBOSE
if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
ARRAY_SIZE(vmsvga_guest_id))
printf("%s: guest runs %s.\n", __FUNCTION__,
vmsvga_guest_id[value - GUEST_OS_BASE]);
#endif
break;
case SVGA_REG_CURSOR_ID:
s->cursor.id = value;
break;
case SVGA_REG_CURSOR_X:
s->cursor.x = value;
break;
case SVGA_REG_CURSOR_Y:
s->cursor.y = value;
break;
case SVGA_REG_CURSOR_ON:
s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
#ifdef HW_MOUSE_ACCEL
if (value <= SVGA_CURSOR_ON_SHOW) {
dpy_mouse_set(s->vga.ds, s->cursor.x, s->cursor.y, s->cursor.on);
}
#endif
break;
case SVGA_REG_MEM_REGS:
case SVGA_REG_NUM_DISPLAYS:
case SVGA_REG_PITCHLOCK:
case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
break;
default:
if (s->index >= SVGA_SCRATCH_BASE &&
s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
break;
}
printf("%s: Bad register %02x\n", __FUNCTION__, s->index);
}
}
| false | qemu | 0d7937974cd0504f30ad483c3368b21da426ddf9 |
3,750 | static int coroutine_fn backup_do_cow(BackupBlockJob *job,
int64_t sector_num, int nb_sectors,
bool *error_is_read,
bool is_write_notifier)
{
BlockBackend *blk = job->common.blk;
CowRequest cow_request;
struct iovec iov;
QEMUIOVector bounce_qiov;
void *bounce_buffer = NULL;
int ret = 0;
int64_t sectors_per_cluster = cluster_size_sectors(job);
int64_t start, end;
int n;
qemu_co_rwlock_rdlock(&job->flush_rwlock);
start = sector_num / sectors_per_cluster;
end = DIV_ROUND_UP(sector_num + nb_sectors, sectors_per_cluster);
trace_backup_do_cow_enter(job, start, sector_num, nb_sectors);
wait_for_overlapping_requests(job, start, end);
cow_request_begin(&cow_request, job, start, end);
for (; start < end; start++) {
if (test_bit(start, job->done_bitmap)) {
trace_backup_do_cow_skip(job, start);
continue; /* already copied */
}
trace_backup_do_cow_process(job, start);
n = MIN(sectors_per_cluster,
job->common.len / BDRV_SECTOR_SIZE -
start * sectors_per_cluster);
if (!bounce_buffer) {
bounce_buffer = blk_blockalign(blk, job->cluster_size);
}
iov.iov_base = bounce_buffer;
iov.iov_len = n * BDRV_SECTOR_SIZE;
qemu_iovec_init_external(&bounce_qiov, &iov, 1);
ret = blk_co_preadv(blk, start * job->cluster_size,
bounce_qiov.size, &bounce_qiov,
is_write_notifier ? BDRV_REQ_NO_SERIALISING : 0);
if (ret < 0) {
trace_backup_do_cow_read_fail(job, start, ret);
if (error_is_read) {
*error_is_read = true;
}
goto out;
}
if (buffer_is_zero(iov.iov_base, iov.iov_len)) {
ret = blk_co_pwrite_zeroes(job->target, start * job->cluster_size,
bounce_qiov.size, BDRV_REQ_MAY_UNMAP);
} else {
ret = blk_co_pwritev(job->target, start * job->cluster_size,
bounce_qiov.size, &bounce_qiov, 0);
}
if (ret < 0) {
trace_backup_do_cow_write_fail(job, start, ret);
if (error_is_read) {
*error_is_read = false;
}
goto out;
}
set_bit(start, job->done_bitmap);
/* Publish progress, guest I/O counts as progress too. Note that the
* offset field is an opaque progress value, it is not a disk offset.
*/
job->sectors_read += n;
job->common.offset += n * BDRV_SECTOR_SIZE;
}
out:
if (bounce_buffer) {
qemu_vfree(bounce_buffer);
}
cow_request_end(&cow_request);
trace_backup_do_cow_return(job, sector_num, nb_sectors, ret);
qemu_co_rwlock_unlock(&job->flush_rwlock);
return ret;
}
| false | qemu | 13b9414b5798539e2dbb87a570d96184fe21edf4 |
3,751 | static inline int memory_access_size(MemoryRegion *mr, int l, hwaddr addr)
{
if (l >= 4 && (((addr & 3) == 0 || mr->ops->impl.unaligned))) {
return 4;
}
if (l >= 2 && (((addr & 1) == 0) || mr->ops->impl.unaligned)) {
return 2;
}
return 1;
}
| false | qemu | 23326164ae6fe8d94b7eff123e03f97ca6978d33 |
3,752 | static void bonito_spciconf_writew(void *opaque, target_phys_addr_t addr,
uint32_t val)
{
PCIBonitoState *s = opaque;
PCIDevice *d = PCI_DEVICE(s);
PCIHostState *phb = PCI_HOST_BRIDGE(s->pcihost);
uint32_t pciaddr;
uint16_t status;
DPRINTF("bonito_spciconf_writew "TARGET_FMT_plx" val %x\n", addr, val);
assert((addr & 0x1) == 0);
pciaddr = bonito_sbridge_pciaddr(s, addr);
if (pciaddr == 0xffffffff) {
return;
}
/* set the pci address in s->config_reg */
phb->config_reg = (pciaddr) | (1u << 31);
pci_data_write(phb->bus, phb->config_reg, val, 2);
/* clear PCI_STATUS_REC_MASTER_ABORT and PCI_STATUS_REC_TARGET_ABORT */
status = pci_get_word(d->config + PCI_STATUS);
status &= ~(PCI_STATUS_REC_MASTER_ABORT | PCI_STATUS_REC_TARGET_ABORT);
pci_set_word(d->config + PCI_STATUS, status);
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
3,753 | static void i440fx_pcihost_get_pci_hole_start(Object *obj, Visitor *v,
const char *name, void *opaque,
Error **errp)
{
I440FXState *s = I440FX_PCI_HOST_BRIDGE(obj);
uint32_t value = s->pci_hole.begin;
visit_type_uint32(v, name, &value, errp);
}
| false | qemu | a0efbf16604770b9d805bcf210ec29942321134f |
3,754 | static void numa_stat_memory_devices(uint64_t node_mem[])
{
MemoryDeviceInfoList *info_list = NULL;
MemoryDeviceInfoList **prev = &info_list;
MemoryDeviceInfoList *info;
qmp_pc_dimm_device_list(qdev_get_machine(), &prev);
for (info = info_list; info; info = info->next) {
MemoryDeviceInfo *value = info->value;
if (value) {
switch (value->type) {
case MEMORY_DEVICE_INFO_KIND_DIMM:
node_mem[value->u.dimm->node] += value->u.dimm->size;
break;
default:
break;
}
}
}
qapi_free_MemoryDeviceInfoList(info_list);
}
| false | qemu | 32bafa8fdd098d52fbf1102d5a5e48d29398c0aa |
3,756 | static void blkverify_refresh_filename(BlockDriverState *bs)
{
BDRVBlkverifyState *s = bs->opaque;
/* bs->file->bs has already been refreshed */
bdrv_refresh_filename(s->test_file->bs);
if (bs->file->bs->full_open_options
&& s->test_file->bs->full_open_options)
{
QDict *opts = qdict_new();
qdict_put_obj(opts, "driver", QOBJECT(qstring_from_str("blkverify")));
QINCREF(bs->file->bs->full_open_options);
qdict_put_obj(opts, "raw", QOBJECT(bs->file->bs->full_open_options));
QINCREF(s->test_file->bs->full_open_options);
qdict_put_obj(opts, "test",
QOBJECT(s->test_file->bs->full_open_options));
bs->full_open_options = opts;
}
if (bs->file->bs->exact_filename[0]
&& s->test_file->bs->exact_filename[0])
{
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"blkverify:%s:%s",
bs->file->bs->exact_filename,
s->test_file->bs->exact_filename);
}
}
| false | qemu | 4cdd01d32ee6fe04f8d909bfd3708be6864873a2 |
3,758 | static int ehci_init_transfer(EHCIQueue *q)
{
uint32_t cpage, offset, bytes, plen;
target_phys_addr_t page;
cpage = get_field(q->qh.token, QTD_TOKEN_CPAGE);
bytes = get_field(q->qh.token, QTD_TOKEN_TBYTES);
offset = q->qh.bufptr[0] & ~QTD_BUFPTR_MASK;
qemu_sglist_init(&q->sgl, 5);
while (bytes > 0) {
if (cpage > 4) {
fprintf(stderr, "cpage out of range (%d)\n", cpage);
return USB_RET_PROCERR;
}
page = q->qh.bufptr[cpage] & QTD_BUFPTR_MASK;
page += offset;
plen = bytes;
if (plen > 4096 - offset) {
plen = 4096 - offset;
offset = 0;
cpage++;
}
qemu_sglist_add(&q->sgl, page, plen);
bytes -= plen;
}
return 0;
}
| false | qemu | 68d553587c0aa271c3eb2902921b503740d775b6 |
3,759 | static void allocate_buffers(FLACContext *s){
int i;
assert(s->max_blocksize);
if(s->max_framesize == 0 && s->max_blocksize){
s->max_framesize= (s->channels * s->bps * s->max_blocksize + 7)/ 8; //FIXME header overhead
}
for (i = 0; i < s->channels; i++)
{
s->decoded[i] = av_realloc(s->decoded[i], sizeof(int32_t)*s->max_blocksize);
}
s->bitstream= av_fast_realloc(s->bitstream, &s->allocated_bitstream_size, s->max_framesize);
}
| false | FFmpeg | cfcd396bae11de94ad4a729361bc9b7b05f04c27 |
3,760 | void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/){
idct(dest, line_size, block, 2);
}
| false | FFmpeg | 28f9ab7029bd1a02f659995919f899f84ee7361b |
3,762 | static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
const char *boot_device,
DisplayState *ds, const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model)
{
CPUState *env, *envs[MAX_CPUS];
unsigned int i;
void *iommu, *espdma, *ledma, *main_esp, *nvram;
qemu_irq *cpu_irqs[MAX_CPUS], *slavio_irq, *slavio_cpu_irq,
*espdma_irq, *ledma_irq;
qemu_irq *esp_reset, *le_reset;
qemu_irq *fdc_tc;
qemu_irq *cpu_halt;
ram_addr_t ram_offset, prom_offset, tcx_offset, idreg_offset;
unsigned long kernel_size;
int ret;
char buf[1024];
BlockDriverState *fd[MAX_FD];
int drive_index;
void *fw_cfg;
/* init CPUs */
if (!cpu_model)
cpu_model = hwdef->default_cpu_model;
for(i = 0; i < smp_cpus; i++) {
env = cpu_init(cpu_model);
if (!env) {
fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
exit(1);
}
cpu_sparc_set_id(env, i);
envs[i] = env;
if (i == 0) {
qemu_register_reset(main_cpu_reset, env);
} else {
qemu_register_reset(secondary_cpu_reset, env);
env->halted = 1;
}
cpu_irqs[i] = qemu_allocate_irqs(cpu_set_irq, envs[i], MAX_PILS);
env->prom_addr = hwdef->slavio_base;
}
for (i = smp_cpus; i < MAX_CPUS; i++)
cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
/* allocate RAM */
if ((uint64_t)RAM_size > hwdef->max_mem) {
fprintf(stderr,
"qemu: Too much memory for this machine: %d, maximum %d\n",
(unsigned int)(RAM_size / (1024 * 1024)),
(unsigned int)(hwdef->max_mem / (1024 * 1024)));
exit(1);
}
ram_offset = qemu_ram_alloc(RAM_size);
cpu_register_physical_memory(0, RAM_size, ram_offset);
/* load boot prom */
prom_offset = qemu_ram_alloc(PROM_SIZE_MAX);
cpu_register_physical_memory(hwdef->slavio_base,
(PROM_SIZE_MAX + TARGET_PAGE_SIZE - 1) &
TARGET_PAGE_MASK,
prom_offset | IO_MEM_ROM);
if (bios_name == NULL)
bios_name = PROM_FILENAME;
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name);
ret = load_elf(buf, hwdef->slavio_base - PROM_VADDR, NULL, NULL, NULL);
if (ret < 0 || ret > PROM_SIZE_MAX)
ret = load_image_targphys(buf, hwdef->slavio_base, PROM_SIZE_MAX);
if (ret < 0 || ret > PROM_SIZE_MAX) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
buf);
exit(1);
}
/* set up devices */
slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
hwdef->intctl_base + 0x10000ULL,
&hwdef->intbit_to_level[0],
&slavio_irq, &slavio_cpu_irq,
cpu_irqs,
hwdef->clock_irq);
if (hwdef->idreg_base) {
static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
idreg_offset = qemu_ram_alloc(sizeof(idreg_data));
cpu_register_physical_memory(hwdef->idreg_base, sizeof(idreg_data),
idreg_offset | IO_MEM_ROM);
cpu_physical_memory_write_rom(hwdef->idreg_base, idreg_data,
sizeof(idreg_data));
}
iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
slavio_irq[hwdef->me_irq]);
espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[hwdef->esp_irq],
iommu, &espdma_irq, &esp_reset);
ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
slavio_irq[hwdef->le_irq], iommu, &ledma_irq,
&le_reset);
if (graphic_depth != 8 && graphic_depth != 24) {
fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
exit (1);
}
tcx_offset = qemu_ram_alloc(hwdef->vram_size);
tcx_init(ds, hwdef->tcx_base, phys_ram_base + tcx_offset, tcx_offset,
hwdef->vram_size, graphic_width, graphic_height, graphic_depth);
if (nd_table[0].model == NULL)
nd_table[0].model = "lance";
if (strcmp(nd_table[0].model, "lance") == 0) {
lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq, le_reset);
} else if (strcmp(nd_table[0].model, "?") == 0) {
fprintf(stderr, "qemu: Supported NICs: lance\n");
exit (1);
} else {
fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd_table[0].model);
exit (1);
}
nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0,
hwdef->nvram_size, 8);
slavio_timer_init_all(hwdef->counter_base, slavio_irq[hwdef->clock1_irq],
slavio_cpu_irq, smp_cpus);
slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[hwdef->ms_kb_irq],
nographic, ESCC_CLOCK, 1);
// Slavio TTYA (base+4, Linux ttyS0) is the first Qemu serial device
// Slavio TTYB (base+0, Linux ttyS1) is the second Qemu serial device
escc_init(hwdef->serial_base, slavio_irq[hwdef->ser_irq], serial_hds[1],
serial_hds[0], ESCC_CLOCK, 1);
cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
slavio_misc = slavio_misc_init(hwdef->slavio_base, hwdef->apc_base,
hwdef->aux1_base, hwdef->aux2_base,
slavio_irq[hwdef->me_irq], cpu_halt[0],
&fdc_tc);
if (hwdef->fd_base) {
/* there is zero or one floppy drive */
memset(fd, 0, sizeof(fd));
drive_index = drive_get_index(IF_FLOPPY, 0, 0);
if (drive_index != -1)
fd[0] = drives_table[drive_index].bdrv;
sun4m_fdctrl_init(slavio_irq[hwdef->fd_irq], hwdef->fd_base, fd,
fdc_tc);
}
if (drive_get_max_bus(IF_SCSI) > 0) {
fprintf(stderr, "qemu: too many SCSI bus\n");
exit(1);
}
main_esp = esp_init(hwdef->esp_base, 2,
espdma_memory_read, espdma_memory_write,
espdma, *espdma_irq, esp_reset);
for (i = 0; i < ESP_MAX_DEVS; i++) {
drive_index = drive_get_index(IF_SCSI, 0, i);
if (drive_index == -1)
continue;
esp_scsi_attach(main_esp, drives_table[drive_index].bdrv, i);
}
if (hwdef->cs_base)
cs_init(hwdef->cs_base, hwdef->cs_irq, slavio_intctl);
kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
RAM_size);
nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
boot_device, RAM_size, kernel_size, graphic_width,
graphic_height, graphic_depth, hwdef->nvram_machine_id,
"Sun4m");
if (hwdef->ecc_base)
ecc_init(hwdef->ecc_base, slavio_irq[hwdef->ecc_irq],
hwdef->ecc_version);
fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
}
| false | qemu | 0ae18ceeaaa2c1749e742c4b112f6c3bf0896408 |
3,764 | static void mptsas_update_interrupt(MPTSASState *s)
{
PCIDevice *pci = (PCIDevice *) s;
uint32_t state = s->intr_status & ~(s->intr_mask | MPI_HIS_IOP_DOORBELL_STATUS);
if (s->msi_in_use && msi_enabled(pci)) {
if (state) {
trace_mptsas_irq_msi(s);
msi_notify(pci, 0);
}
}
trace_mptsas_irq_intx(s, !!state);
pci_set_irq(pci, !!state);
}
| false | qemu | 2e2aa31674444b61e79536a90d63a90572e695c8 |
3,765 | static int find_pte64(CPUPPCState *env, struct mmu_ctx_hash64 *ctx,
target_ulong eaddr, int h, int rwx, int target_page_bits)
{
hwaddr pteg_off;
target_ulong pte0, pte1;
int i, good = -1;
int ret;
ret = -1; /* No entry found */
pteg_off = (ctx->hash[h] * HASH_PTEG_SIZE_64) & env->htab_mask;
for (i = 0; i < HPTES_PER_GROUP; i++) {
pte0 = ppc_hash64_load_hpte0(env, pteg_off + i*HASH_PTE_SIZE_64);
pte1 = ppc_hash64_load_hpte1(env, pteg_off + i*HASH_PTE_SIZE_64);
LOG_MMU("Load pte from %016" HWADDR_PRIx " => " TARGET_FMT_lx " "
TARGET_FMT_lx " %d %d %d " TARGET_FMT_lx "\n",
pteg_off + (i * 16), pte0, pte1, !!(pte0 & HPTE64_V_VALID),
h, !!(pte0 & HPTE64_V_SECONDARY), ctx->ptem);
if (pte64_match(pte0, pte1, h, ctx->ptem)) {
good = i;
break;
}
}
if (good != -1) {
ret = pte64_check(ctx, pte0, pte1, rwx);
LOG_MMU("found PTE at addr %08" HWADDR_PRIx " prot=%01x ret=%d\n",
ctx->raddr, ctx->prot, ret);
/* Update page flags */
pte1 = ctx->raddr;
if (ppc_hash64_pte_update_flags(ctx, &pte1, ret, rwx) == 1) {
ppc_hash64_store_hpte1(env, pteg_off + good * HASH_PTE_SIZE_64, pte1);
}
}
/* We have a TLB that saves 4K pages, so let's
* split a huge page to 4k chunks */
if (target_page_bits != TARGET_PAGE_BITS) {
ctx->raddr |= (eaddr & ((1 << target_page_bits) - 1))
& TARGET_PAGE_MASK;
}
return ret;
}
| false | qemu | aea390e4be652d5b5457771d25eded0dba14fe37 |
3,767 | static int ds1338_init(I2CSlave *i2c)
{
return 0;
}
| false | qemu | 9e41bade85ef338afd983c109368d1bbbe931f80 |
3,768 | static void qbus_print(Monitor *mon, BusState *bus, int indent)
{
struct DeviceState *dev;
qdev_printf("bus: %s\n", bus->name);
indent += 2;
qdev_printf("type %s\n", bus_type_names[bus->type]);
LIST_FOREACH(dev, &bus->children, sibling) {
qdev_print(mon, dev, indent);
}
}
| false | qemu | 10c4c98ab7dc18169b37b76f6ea5e60ebe65222b |
3,769 | static void mvc_fast_memset(CPUS390XState *env, uint32_t l, uint64_t dest,
uint8_t byte)
{
S390CPU *cpu = s390_env_get_cpu(env);
hwaddr dest_phys;
hwaddr len = l;
void *dest_p;
uint64_t asc = env->psw.mask & PSW_MASK_ASC;
int flags;
if (mmu_translate(env, dest, 1, asc, &dest_phys, &flags)) {
cpu_stb_data(env, dest, byte);
cpu_abort(CPU(cpu), "should never reach here");
}
dest_phys |= dest & ~TARGET_PAGE_MASK;
dest_p = cpu_physical_memory_map(dest_phys, &len, 1);
memset(dest_p, byte, len);
cpu_physical_memory_unmap(dest_p, 1, len, len);
}
| false | qemu | e3e09d87c6e69c2da684d5aacabe3124ebcb6f8e |
3,772 | static ssize_t nbd_receive_request(QIOChannel *ioc, struct nbd_request *request)
{
uint8_t buf[NBD_REQUEST_SIZE];
uint32_t magic;
ssize_t ret;
ret = read_sync(ioc, buf, sizeof(buf));
if (ret < 0) {
return ret;
}
if (ret != sizeof(buf)) {
LOG("read failed");
return -EINVAL;
}
/* Request
[ 0 .. 3] magic (NBD_REQUEST_MAGIC)
[ 4 .. 7] type (0 == READ, 1 == WRITE)
[ 8 .. 15] handle
[16 .. 23] from
[24 .. 27] len
*/
magic = ldl_be_p(buf);
request->type = ldl_be_p(buf + 4);
request->handle = ldq_be_p(buf + 8);
request->from = ldq_be_p(buf + 16);
request->len = ldl_be_p(buf + 24);
TRACE("Got request: { magic = 0x%" PRIx32 ", .type = %" PRIx32
", from = %" PRIu64 " , len = %" PRIu32 " }",
magic, request->type, request->from, request->len);
if (magic != NBD_REQUEST_MAGIC) {
LOG("invalid magic (got 0x%" PRIx32 ")", magic);
return -EINVAL;
}
return 0;
}
| false | qemu | b626b51a6721e53817155af720243f59072e424f |
3,773 | BlockDriverAIOCB *laio_submit(BlockDriverState *bs, void *aio_ctx, int fd,
int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
BlockDriverCompletionFunc *cb, void *opaque, int type)
{
struct qemu_laio_state *s = aio_ctx;
struct qemu_laiocb *laiocb;
struct iocb *iocbs;
off_t offset = sector_num * 512;
laiocb = qemu_aio_get(&laio_pool, bs, cb, opaque);
if (!laiocb)
return NULL;
laiocb->nbytes = nb_sectors * 512;
laiocb->ctx = s;
laiocb->ret = -EINPROGRESS;
laiocb->async_context_id = get_async_context_id();
iocbs = &laiocb->iocb;
switch (type) {
case QEMU_AIO_WRITE:
io_prep_pwritev(iocbs, fd, qiov->iov, qiov->niov, offset);
break;
case QEMU_AIO_READ:
io_prep_preadv(iocbs, fd, qiov->iov, qiov->niov, offset);
break;
default:
fprintf(stderr, "%s: invalid AIO request type 0x%x.\n",
__func__, type);
goto out_free_aiocb;
}
io_set_eventfd(&laiocb->iocb, s->efd);
s->count++;
if (io_submit(s->ctx, 1, &iocbs) < 0)
goto out_dec_count;
return &laiocb->common;
out_free_aiocb:
qemu_aio_release(laiocb);
out_dec_count:
s->count--;
return NULL;
}
| false | qemu | 384acbf46b70edf0d2c1648aa1a92a90bcf7057d |
3,775 | void helper_cpuid(void)
{
if (EAX == 0) {
EAX = 1; /* max EAX index supported */
EBX = 0x756e6547;
ECX = 0x6c65746e;
EDX = 0x49656e69;
} else {
/* EAX = 1 info */
EAX = 0x52b;
EBX = 0;
ECX = 0;
EDX = CPUID_FP87 | CPUID_VME | CPUID_DE | CPUID_PSE |
CPUID_TSC | CPUID_MSR | CPUID_MCE |
CPUID_CX8;
}
}
| false | qemu | 3acace1333d6b75628fe6e6786ad3cd2db766f0e |
3,776 | void ff_vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
int mvn, int r_x, int r_y, uint8_t* is_intra, int dir)
{
MpegEncContext *s = &v->s;
int xy, wrap, off = 0;
int A[2], B[2], C[2];
int px, py;
int a_valid = 0, b_valid = 0, c_valid = 0;
int field_a, field_b, field_c; // 0: same, 1: opposit
int total_valid, num_samefield, num_oppfield;
int pos_c, pos_b, n_adj;
wrap = s->b8_stride;
xy = s->block_index[n];
if (s->mb_intra) {
s->mv[0][n][0] = s->current_picture.motion_val[0][xy][0] = 0;
s->mv[0][n][1] = s->current_picture.motion_val[0][xy][1] = 0;
s->current_picture.motion_val[1][xy][0] = 0;
s->current_picture.motion_val[1][xy][1] = 0;
if (mvn == 1) { /* duplicate motion data for 1-MV block */
s->current_picture.motion_val[0][xy + 1][0] = 0;
s->current_picture.motion_val[0][xy + 1][1] = 0;
s->current_picture.motion_val[0][xy + wrap][0] = 0;
s->current_picture.motion_val[0][xy + wrap][1] = 0;
s->current_picture.motion_val[0][xy + wrap + 1][0] = 0;
s->current_picture.motion_val[0][xy + wrap + 1][1] = 0;
v->luma_mv[s->mb_x][0] = v->luma_mv[s->mb_x][1] = 0;
s->current_picture.motion_val[1][xy + 1][0] = 0;
s->current_picture.motion_val[1][xy + 1][1] = 0;
s->current_picture.motion_val[1][xy + wrap][0] = 0;
s->current_picture.motion_val[1][xy + wrap][1] = 0;
s->current_picture.motion_val[1][xy + wrap + 1][0] = 0;
s->current_picture.motion_val[1][xy + wrap + 1][1] = 0;
}
return;
}
off = ((n == 0) || (n == 1)) ? 1 : -1;
/* predict A */
if (s->mb_x || (n == 1) || (n == 3)) {
if ((v->blk_mv_type[xy]) // current block (MB) has a field MV
|| (!v->blk_mv_type[xy] && !v->blk_mv_type[xy - 1])) { // or both have frame MV
A[0] = s->current_picture.motion_val[dir][xy - 1][0];
A[1] = s->current_picture.motion_val[dir][xy - 1][1];
a_valid = 1;
} else { // current block has frame mv and cand. has field MV (so average)
A[0] = (s->current_picture.motion_val[dir][xy - 1][0]
+ s->current_picture.motion_val[dir][xy - 1 + off * wrap][0] + 1) >> 1;
A[1] = (s->current_picture.motion_val[dir][xy - 1][1]
+ s->current_picture.motion_val[dir][xy - 1 + off * wrap][1] + 1) >> 1;
a_valid = 1;
}
if (!(n & 1) && v->is_intra[s->mb_x - 1]) {
a_valid = 0;
A[0] = A[1] = 0;
}
} else
A[0] = A[1] = 0;
/* Predict B and C */
B[0] = B[1] = C[0] = C[1] = 0;
if (n == 0 || n == 1 || v->blk_mv_type[xy]) {
if (!s->first_slice_line) {
if (!v->is_intra[s->mb_x - s->mb_stride]) {
b_valid = 1;
n_adj = n | 2;
pos_b = s->block_index[n_adj] - 2 * wrap;
if (v->blk_mv_type[pos_b] && v->blk_mv_type[xy]) {
n_adj = (n & 2) | (n & 1);
}
B[0] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap][0];
B[1] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap][1];
if (v->blk_mv_type[pos_b] && !v->blk_mv_type[xy]) {
B[0] = (B[0] + s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap][0] + 1) >> 1;
B[1] = (B[1] + s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap][1] + 1) >> 1;
}
}
if (s->mb_width > 1) {
if (!v->is_intra[s->mb_x - s->mb_stride + 1]) {
c_valid = 1;
n_adj = 2;
pos_c = s->block_index[2] - 2 * wrap + 2;
if (v->blk_mv_type[pos_c] && v->blk_mv_type[xy]) {
n_adj = n & 2;
}
C[0] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap + 2][0];
C[1] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap + 2][1];
if (v->blk_mv_type[pos_c] && !v->blk_mv_type[xy]) {
C[0] = (1 + C[0] + (s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap + 2][0])) >> 1;
C[1] = (1 + C[1] + (s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap + 2][1])) >> 1;
}
if (s->mb_x == s->mb_width - 1) {
if (!v->is_intra[s->mb_x - s->mb_stride - 1]) {
c_valid = 1;
n_adj = 3;
pos_c = s->block_index[3] - 2 * wrap - 2;
if (v->blk_mv_type[pos_c] && v->blk_mv_type[xy]) {
n_adj = n | 1;
}
C[0] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap - 2][0];
C[1] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap - 2][1];
if (v->blk_mv_type[pos_c] && !v->blk_mv_type[xy]) {
C[0] = (1 + C[0] + s->current_picture.motion_val[dir][s->block_index[1] - 2 * wrap - 2][0]) >> 1;
C[1] = (1 + C[1] + s->current_picture.motion_val[dir][s->block_index[1] - 2 * wrap - 2][1]) >> 1;
}
} else
c_valid = 0;
}
}
}
}
} else {
pos_b = s->block_index[1];
b_valid = 1;
B[0] = s->current_picture.motion_val[dir][pos_b][0];
B[1] = s->current_picture.motion_val[dir][pos_b][1];
pos_c = s->block_index[0];
c_valid = 1;
C[0] = s->current_picture.motion_val[dir][pos_c][0];
C[1] = s->current_picture.motion_val[dir][pos_c][1];
}
total_valid = a_valid + b_valid + c_valid;
// check if predictor A is out of bounds
if (!s->mb_x && !(n == 1 || n == 3)) {
A[0] = A[1] = 0;
}
// check if predictor B is out of bounds
if ((s->first_slice_line && v->blk_mv_type[xy]) || (s->first_slice_line && !(n & 2))) {
B[0] = B[1] = C[0] = C[1] = 0;
}
if (!v->blk_mv_type[xy]) {
if (s->mb_width == 1) {
px = B[0];
py = B[1];
} else {
if (total_valid >= 2) {
px = mid_pred(A[0], B[0], C[0]);
py = mid_pred(A[1], B[1], C[1]);
} else if (total_valid) {
if (a_valid) { px = A[0]; py = A[1]; }
if (b_valid) { px = B[0]; py = B[1]; }
if (c_valid) { px = C[0]; py = C[1]; }
} else
px = py = 0;
}
} else {
if (a_valid)
field_a = (A[1] & 4) ? 1 : 0;
else
field_a = 0;
if (b_valid)
field_b = (B[1] & 4) ? 1 : 0;
else
field_b = 0;
if (c_valid)
field_c = (C[1] & 4) ? 1 : 0;
else
field_c = 0;
num_oppfield = field_a + field_b + field_c;
num_samefield = total_valid - num_oppfield;
if (total_valid == 3) {
if ((num_samefield == 3) || (num_oppfield == 3)) {
px = mid_pred(A[0], B[0], C[0]);
py = mid_pred(A[1], B[1], C[1]);
} else if (num_samefield >= num_oppfield) {
/* take one MV from same field set depending on priority
the check for B may not be necessary */
px = !field_a ? A[0] : B[0];
py = !field_a ? A[1] : B[1];
} else {
px = field_a ? A[0] : B[0];
py = field_a ? A[1] : B[1];
}
} else if (total_valid == 2) {
if (num_samefield >= num_oppfield) {
if (!field_a && a_valid) {
px = A[0];
py = A[1];
} else if (!field_b && b_valid) {
px = B[0];
py = B[1];
} else if (c_valid) {
px = C[0];
py = C[1];
}
} else {
if (field_a && a_valid) {
px = A[0];
py = A[1];
} else if (field_b && b_valid) {
px = B[0];
py = B[1];
}
}
} else if (total_valid == 1) {
px = (a_valid) ? A[0] : ((b_valid) ? B[0] : C[0]);
py = (a_valid) ? A[1] : ((b_valid) ? B[1] : C[1]);
} else
px = py = 0;
}
/* store MV using signed modulus of MV range defined in 4.11 */
s->mv[dir][n][0] = s->current_picture.motion_val[dir][xy][0] = ((px + dmv_x + r_x) & ((r_x << 1) - 1)) - r_x;
s->mv[dir][n][1] = s->current_picture.motion_val[dir][xy][1] = ((py + dmv_y + r_y) & ((r_y << 1) - 1)) - r_y;
if (mvn == 1) { /* duplicate motion data for 1-MV block */
s->current_picture.motion_val[dir][xy + 1 ][0] = s->current_picture.motion_val[dir][xy][0];
s->current_picture.motion_val[dir][xy + 1 ][1] = s->current_picture.motion_val[dir][xy][1];
s->current_picture.motion_val[dir][xy + wrap ][0] = s->current_picture.motion_val[dir][xy][0];
s->current_picture.motion_val[dir][xy + wrap ][1] = s->current_picture.motion_val[dir][xy][1];
s->current_picture.motion_val[dir][xy + wrap + 1][0] = s->current_picture.motion_val[dir][xy][0];
s->current_picture.motion_val[dir][xy + wrap + 1][1] = s->current_picture.motion_val[dir][xy][1];
} else if (mvn == 2) { /* duplicate motion data for 2-Field MV block */
s->current_picture.motion_val[dir][xy + 1][0] = s->current_picture.motion_val[dir][xy][0];
s->current_picture.motion_val[dir][xy + 1][1] = s->current_picture.motion_val[dir][xy][1];
s->mv[dir][n + 1][0] = s->mv[dir][n][0];
s->mv[dir][n + 1][1] = s->mv[dir][n][1];
}
}
| false | FFmpeg | 4d593896aaa81356def8993e8c52294bd8bb2797 |
3,777 | static inline void gen_stack_update(DisasContext *s, int addend)
{
#ifdef TARGET_X86_64
if (CODE64(s)) {
gen_op_addq_ESP_im(addend);
} else
#endif
if (s->ss32) {
gen_op_addl_ESP_im(addend);
} else {
gen_op_addw_ESP_im(addend);
}
}
| false | qemu | 6e0d8677cb443e7408c0b7a25a93c6596d7fa380 |
3,779 | void ide_exec_cmd(IDEBus *bus, uint32_t val)
{
uint16_t *identify_data;
IDEState *s;
int n;
#if defined(DEBUG_IDE)
printf("ide: CMD=%02x\n", val);
#endif
s = idebus_active_if(bus);
/* ignore commands to non existent slave */
if (s != bus->ifs && !s->bs)
return;
/* Only DEVICE RESET is allowed while BSY or/and DRQ are set */
if ((s->status & (BUSY_STAT|DRQ_STAT)) && val != WIN_DEVICE_RESET)
return;
if (!ide_cmd_permitted(s, val)) {
goto abort_cmd;
}
if (ide_cmd_table[val].handler != NULL) {
bool complete;
s->status = READY_STAT | BUSY_STAT;
s->error = 0;
complete = ide_cmd_table[val].handler(s, val);
if (complete) {
s->status &= ~BUSY_STAT;
assert(!!s->error == !!(s->status & ERR_STAT));
if ((ide_cmd_table[val].flags & SET_DSC) && !s->error) {
s->status |= SEEK_STAT;
}
ide_set_irq(s->bus);
}
return;
}
switch(val) {
case WIN_CHECKPOWERMODE1:
case WIN_CHECKPOWERMODE2:
s->error = 0;
s->nsector = 0xff; /* device active or idle */
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case WIN_SETFEATURES:
if (!s->bs)
goto abort_cmd;
/* XXX: valid for CDROM ? */
switch(s->feature) {
case 0x02: /* write cache enable */
bdrv_set_enable_write_cache(s->bs, true);
identify_data = (uint16_t *)s->identify_data;
put_le16(identify_data + 85, (1 << 14) | (1 << 5) | 1);
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case 0x82: /* write cache disable */
bdrv_set_enable_write_cache(s->bs, false);
identify_data = (uint16_t *)s->identify_data;
put_le16(identify_data + 85, (1 << 14) | 1);
ide_flush_cache(s);
break;
case 0xcc: /* reverting to power-on defaults enable */
case 0x66: /* reverting to power-on defaults disable */
case 0xaa: /* read look-ahead enable */
case 0x55: /* read look-ahead disable */
case 0x05: /* set advanced power management mode */
case 0x85: /* disable advanced power management mode */
case 0x69: /* NOP */
case 0x67: /* NOP */
case 0x96: /* NOP */
case 0x9a: /* NOP */
case 0x42: /* enable Automatic Acoustic Mode */
case 0xc2: /* disable Automatic Acoustic Mode */
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case 0x03: { /* set transfer mode */
uint8_t val = s->nsector & 0x07;
identify_data = (uint16_t *)s->identify_data;
switch (s->nsector >> 3) {
case 0x00: /* pio default */
case 0x01: /* pio mode */
put_le16(identify_data + 62,0x07);
put_le16(identify_data + 63,0x07);
put_le16(identify_data + 88,0x3f);
break;
case 0x02: /* sigle word dma mode*/
put_le16(identify_data + 62,0x07 | (1 << (val + 8)));
put_le16(identify_data + 63,0x07);
put_le16(identify_data + 88,0x3f);
break;
case 0x04: /* mdma mode */
put_le16(identify_data + 62,0x07);
put_le16(identify_data + 63,0x07 | (1 << (val + 8)));
put_le16(identify_data + 88,0x3f);
break;
case 0x08: /* udma mode */
put_le16(identify_data + 62,0x07);
put_le16(identify_data + 63,0x07);
put_le16(identify_data + 88,0x3f | (1 << (val + 8)));
break;
default:
goto abort_cmd;
}
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
}
default:
goto abort_cmd;
}
break;
case WIN_FLUSH_CACHE:
case WIN_FLUSH_CACHE_EXT:
ide_flush_cache(s);
break;
case WIN_SEEK:
/* XXX: Check that seek is within bounds */
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
/* ATAPI commands */
case WIN_PIDENTIFY:
ide_atapi_identify(s);
s->status = READY_STAT | SEEK_STAT;
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
ide_set_irq(s->bus);
break;
case WIN_DIAGNOSE:
ide_set_signature(s);
if (s->drive_kind == IDE_CD)
s->status = 0; /* ATAPI spec (v6) section 9.10 defines packet
* devices to return a clear status register
* with READY_STAT *not* set. */
else
s->status = READY_STAT | SEEK_STAT;
s->error = 0x01; /* Device 0 passed, Device 1 passed or not
* present.
*/
ide_set_irq(s->bus);
break;
case WIN_DEVICE_RESET:
ide_set_signature(s);
s->status = 0x00; /* NOTE: READY is _not_ set */
s->error = 0x01;
break;
case WIN_PACKETCMD:
/* overlapping commands not supported */
if (s->feature & 0x02)
goto abort_cmd;
s->status = READY_STAT | SEEK_STAT;
s->atapi_dma = s->feature & 1;
s->nsector = 1;
ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE,
ide_atapi_cmd);
break;
/* CF-ATA commands */
case CFA_REQ_EXT_ERROR_CODE:
s->error = 0x09; /* miscellaneous error */
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case CFA_ERASE_SECTORS:
case CFA_WEAR_LEVEL:
#if 0
/* This one has the same ID as CFA_WEAR_LEVEL and is required for
Windows 8 to work with AHCI */
case WIN_SECURITY_FREEZE_LOCK:
#endif
if (val == CFA_WEAR_LEVEL)
s->nsector = 0;
if (val == CFA_ERASE_SECTORS)
s->media_changed = 1;
s->error = 0x00;
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case CFA_TRANSLATE_SECTOR:
s->error = 0x00;
s->status = READY_STAT | SEEK_STAT;
memset(s->io_buffer, 0, 0x200);
s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */
s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */
s->io_buffer[0x02] = s->select; /* Head */
s->io_buffer[0x03] = s->sector; /* Sector */
s->io_buffer[0x04] = ide_get_sector(s) >> 16; /* LBA MSB */
s->io_buffer[0x05] = ide_get_sector(s) >> 8; /* LBA */
s->io_buffer[0x06] = ide_get_sector(s) >> 0; /* LBA LSB */
s->io_buffer[0x13] = 0x00; /* Erase flag */
s->io_buffer[0x18] = 0x00; /* Hot count */
s->io_buffer[0x19] = 0x00; /* Hot count */
s->io_buffer[0x1a] = 0x01; /* Hot count */
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
ide_set_irq(s->bus);
break;
case CFA_ACCESS_METADATA_STORAGE:
switch (s->feature) {
case 0x02: /* Inquiry Metadata Storage */
ide_cfata_metadata_inquiry(s);
break;
case 0x03: /* Read Metadata Storage */
ide_cfata_metadata_read(s);
break;
case 0x04: /* Write Metadata Storage */
ide_cfata_metadata_write(s);
break;
default:
goto abort_cmd;
}
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
s->status = 0x00; /* NOTE: READY is _not_ set */
ide_set_irq(s->bus);
break;
case IBM_SENSE_CONDITION:
switch (s->feature) {
case 0x01: /* sense temperature in device */
s->nsector = 0x50; /* +20 C */
break;
default:
goto abort_cmd;
}
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case WIN_SMART:
if (s->hcyl != 0xc2 || s->lcyl != 0x4f)
goto abort_cmd;
if (!s->smart_enabled && s->feature != SMART_ENABLE)
goto abort_cmd;
switch (s->feature) {
case SMART_DISABLE:
s->smart_enabled = 0;
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case SMART_ENABLE:
s->smart_enabled = 1;
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case SMART_ATTR_AUTOSAVE:
switch (s->sector) {
case 0x00:
s->smart_autosave = 0;
break;
case 0xf1:
s->smart_autosave = 1;
break;
default:
goto abort_cmd;
}
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case SMART_STATUS:
if (!s->smart_errors) {
s->hcyl = 0xc2;
s->lcyl = 0x4f;
} else {
s->hcyl = 0x2c;
s->lcyl = 0xf4;
}
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
case SMART_READ_THRESH:
memset(s->io_buffer, 0, 0x200);
s->io_buffer[0] = 0x01; /* smart struct version */
for (n = 0; n < ARRAY_SIZE(smart_attributes); n++) {
s->io_buffer[2+0+(n*12)] = smart_attributes[n][0];
s->io_buffer[2+1+(n*12)] = smart_attributes[n][11];
}
for (n=0; n<511; n++) /* checksum */
s->io_buffer[511] += s->io_buffer[n];
s->io_buffer[511] = 0x100 - s->io_buffer[511];
s->status = READY_STAT | SEEK_STAT;
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
ide_set_irq(s->bus);
break;
case SMART_READ_DATA:
memset(s->io_buffer, 0, 0x200);
s->io_buffer[0] = 0x01; /* smart struct version */
for (n = 0; n < ARRAY_SIZE(smart_attributes); n++) {
int i;
for(i = 0; i < 11; i++) {
s->io_buffer[2+i+(n*12)] = smart_attributes[n][i];
}
}
s->io_buffer[362] = 0x02 | (s->smart_autosave?0x80:0x00);
if (s->smart_selftest_count == 0) {
s->io_buffer[363] = 0;
} else {
s->io_buffer[363] =
s->smart_selftest_data[3 +
(s->smart_selftest_count - 1) *
24];
}
s->io_buffer[364] = 0x20;
s->io_buffer[365] = 0x01;
/* offline data collection capacity: execute + self-test*/
s->io_buffer[367] = (1<<4 | 1<<3 | 1);
s->io_buffer[368] = 0x03; /* smart capability (1) */
s->io_buffer[369] = 0x00; /* smart capability (2) */
s->io_buffer[370] = 0x01; /* error logging supported */
s->io_buffer[372] = 0x02; /* minutes for poll short test */
s->io_buffer[373] = 0x36; /* minutes for poll ext test */
s->io_buffer[374] = 0x01; /* minutes for poll conveyance */
for (n=0; n<511; n++)
s->io_buffer[511] += s->io_buffer[n];
s->io_buffer[511] = 0x100 - s->io_buffer[511];
s->status = READY_STAT | SEEK_STAT;
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
ide_set_irq(s->bus);
break;
case SMART_READ_LOG:
switch (s->sector) {
case 0x01: /* summary smart error log */
memset(s->io_buffer, 0, 0x200);
s->io_buffer[0] = 0x01;
s->io_buffer[1] = 0x00; /* no error entries */
s->io_buffer[452] = s->smart_errors & 0xff;
s->io_buffer[453] = (s->smart_errors & 0xff00) >> 8;
for (n=0; n<511; n++)
s->io_buffer[511] += s->io_buffer[n];
s->io_buffer[511] = 0x100 - s->io_buffer[511];
break;
case 0x06: /* smart self test log */
memset(s->io_buffer, 0, 0x200);
s->io_buffer[0] = 0x01;
if (s->smart_selftest_count == 0) {
s->io_buffer[508] = 0;
} else {
s->io_buffer[508] = s->smart_selftest_count;
for (n=2; n<506; n++)
s->io_buffer[n] = s->smart_selftest_data[n];
}
for (n=0; n<511; n++)
s->io_buffer[511] += s->io_buffer[n];
s->io_buffer[511] = 0x100 - s->io_buffer[511];
break;
default:
goto abort_cmd;
}
s->status = READY_STAT | SEEK_STAT;
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
ide_set_irq(s->bus);
break;
case SMART_EXECUTE_OFFLINE:
switch (s->sector) {
case 0: /* off-line routine */
case 1: /* short self test */
case 2: /* extended self test */
s->smart_selftest_count++;
if(s->smart_selftest_count > 21)
s->smart_selftest_count = 0;
n = 2 + (s->smart_selftest_count - 1) * 24;
s->smart_selftest_data[n] = s->sector;
s->smart_selftest_data[n+1] = 0x00; /* OK and finished */
s->smart_selftest_data[n+2] = 0x34; /* hour count lsb */
s->smart_selftest_data[n+3] = 0x12; /* hour count msb */
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
break;
default:
goto abort_cmd;
}
break;
default:
goto abort_cmd;
}
break;
default:
/* should not be reachable */
abort_cmd:
ide_abort_command(s);
ide_set_irq(s->bus);
break;
}
}
| false | qemu | 785f63208569a38a4bed5c12bfe2211f3b14d524 |
3,780 | void acpi_pcihp_device_plug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s,
DeviceState *dev, Error **errp)
{
PCIDevice *pdev = PCI_DEVICE(dev);
int slot = PCI_SLOT(pdev->devfn);
int bsel = acpi_pcihp_get_bsel(pdev->bus);
if (bsel < 0) {
error_setg(errp, "Unsupported bus. Bus doesn't have property '"
ACPI_PCIHP_PROP_BSEL "' set");
return;
}
/* Don't send event when device is enabled during qemu machine creation:
* it is present on boot, no hotplug event is necessary. We do send an
* event when the device is disabled later. */
if (!dev->hotplugged) {
return;
}
s->acpi_pcihp_pci_status[bsel].up |= (1U << slot);
acpi_send_event(DEVICE(hotplug_dev), ACPI_PCI_HOTPLUG_STATUS);
}
| false | qemu | fd56e0612b6454a282fa6a953fdb09281a98c589 |
3,781 | void virt_acpi_build(VirtGuestInfo *guest_info, AcpiBuildTables *tables)
{
GArray *table_offsets;
unsigned dsdt, rsdt;
VirtAcpiCpuInfo cpuinfo;
GArray *tables_blob = tables->table_data;
virt_acpi_get_cpu_info(&cpuinfo);
table_offsets = g_array_new(false, true /* clear */,
sizeof(uint32_t));
bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TABLE_FILE,
64, false /* high memory */);
/*
* The ACPI v5.1 tables for Hardware-reduced ACPI platform are:
* RSDP
* RSDT
* FADT
* GTDT
* MADT
* MCFG
* DSDT
*/
/* DSDT is pointed to by FADT */
dsdt = tables_blob->len;
build_dsdt(tables_blob, tables->linker, guest_info);
/* FADT MADT GTDT MCFG SPCR pointed to by RSDT */
acpi_add_table(table_offsets, tables_blob);
build_fadt(tables_blob, tables->linker, dsdt);
acpi_add_table(table_offsets, tables_blob);
build_madt(tables_blob, tables->linker, guest_info, &cpuinfo);
acpi_add_table(table_offsets, tables_blob);
build_gtdt(tables_blob, tables->linker);
acpi_add_table(table_offsets, tables_blob);
build_mcfg(tables_blob, tables->linker, guest_info);
acpi_add_table(table_offsets, tables_blob);
build_spcr(tables_blob, tables->linker, guest_info);
/* RSDT is pointed to by RSDP */
rsdt = tables_blob->len;
build_rsdt(tables_blob, tables->linker, table_offsets);
/* RSDP is in FSEG memory, so allocate it separately */
build_rsdp(tables->rsdp, tables->linker, rsdt);
/* Cleanup memory that's no longer used. */
g_array_free(table_offsets, true);
}
| false | qemu | 6d152ebaf4db6567cefbbd3b2b102c4a50172109 |
3,782 | static void code_gen_alloc(unsigned long tb_size)
{
#ifdef USE_STATIC_CODE_GEN_BUFFER
code_gen_buffer = static_code_gen_buffer;
code_gen_buffer_size = DEFAULT_CODE_GEN_BUFFER_SIZE;
map_exec(code_gen_buffer, code_gen_buffer_size);
#else
code_gen_buffer_size = tb_size;
if (code_gen_buffer_size == 0) {
#if defined(CONFIG_USER_ONLY)
/* in user mode, phys_ram_size is not meaningful */
code_gen_buffer_size = DEFAULT_CODE_GEN_BUFFER_SIZE;
#else
/* XXX: needs adjustments */
code_gen_buffer_size = (unsigned long)(ram_size / 4);
#endif
}
if (code_gen_buffer_size < MIN_CODE_GEN_BUFFER_SIZE)
code_gen_buffer_size = MIN_CODE_GEN_BUFFER_SIZE;
/* The code gen buffer location may have constraints depending on
the host cpu and OS */
#if defined(__linux__)
{
int flags;
void *start = NULL;
flags = MAP_PRIVATE | MAP_ANONYMOUS;
#if defined(__x86_64__)
flags |= MAP_32BIT;
/* Cannot map more than that */
if (code_gen_buffer_size > (800 * 1024 * 1024))
code_gen_buffer_size = (800 * 1024 * 1024);
#elif defined(__sparc_v9__)
// Map the buffer below 2G, so we can use direct calls and branches
flags |= MAP_FIXED;
start = (void *) 0x60000000UL;
if (code_gen_buffer_size > (512 * 1024 * 1024))
code_gen_buffer_size = (512 * 1024 * 1024);
#elif defined(__arm__)
/* Map the buffer below 32M, so we can use direct calls and branches */
flags |= MAP_FIXED;
start = (void *) 0x01000000UL;
if (code_gen_buffer_size > 16 * 1024 * 1024)
code_gen_buffer_size = 16 * 1024 * 1024;
#elif defined(__s390x__)
/* Map the buffer so that we can use direct calls and branches. */
/* We have a +- 4GB range on the branches; leave some slop. */
if (code_gen_buffer_size > (3ul * 1024 * 1024 * 1024)) {
code_gen_buffer_size = 3ul * 1024 * 1024 * 1024;
}
start = (void *)0x90000000UL;
#endif
code_gen_buffer = mmap(start, code_gen_buffer_size,
PROT_WRITE | PROT_READ | PROT_EXEC,
flags, -1, 0);
if (code_gen_buffer == MAP_FAILED) {
fprintf(stderr, "Could not allocate dynamic translator buffer\n");
exit(1);
}
}
#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
|| defined(__DragonFly__) || defined(__OpenBSD__)
{
int flags;
void *addr = NULL;
flags = MAP_PRIVATE | MAP_ANONYMOUS;
#if defined(__x86_64__)
/* FreeBSD doesn't have MAP_32BIT, use MAP_FIXED and assume
* 0x40000000 is free */
flags |= MAP_FIXED;
addr = (void *)0x40000000;
/* Cannot map more than that */
if (code_gen_buffer_size > (800 * 1024 * 1024))
code_gen_buffer_size = (800 * 1024 * 1024);
#elif defined(__sparc_v9__)
// Map the buffer below 2G, so we can use direct calls and branches
flags |= MAP_FIXED;
addr = (void *) 0x60000000UL;
if (code_gen_buffer_size > (512 * 1024 * 1024)) {
code_gen_buffer_size = (512 * 1024 * 1024);
}
#endif
code_gen_buffer = mmap(addr, code_gen_buffer_size,
PROT_WRITE | PROT_READ | PROT_EXEC,
flags, -1, 0);
if (code_gen_buffer == MAP_FAILED) {
fprintf(stderr, "Could not allocate dynamic translator buffer\n");
exit(1);
}
}
#else
code_gen_buffer = qemu_malloc(code_gen_buffer_size);
map_exec(code_gen_buffer, code_gen_buffer_size);
#endif
#endif /* !USE_STATIC_CODE_GEN_BUFFER */
map_exec(code_gen_prologue, sizeof(code_gen_prologue));
code_gen_buffer_max_size = code_gen_buffer_size -
(TCG_MAX_OP_SIZE * OPC_MAX_SIZE);
code_gen_max_blocks = code_gen_buffer_size / CODE_GEN_AVG_BLOCK_SIZE;
tbs = qemu_malloc(code_gen_max_blocks * sizeof(TranslationBlock));
}
| false | qemu | a884da8a06806d55fa83c8011bb17d6838583f9b |
3,783 | static void spapr_cpu_core_register_types(void)
{
const SPAPRCoreInfo *info = spapr_cores;
type_register_static(&spapr_cpu_core_type_info);
while (info->name) {
spapr_cpu_core_register(info);
info++;
}
}
| false | qemu | 7ebaf7955603cc50988e0eafd5e6074320fefc70 |
3,784 | void address_space_rw(AddressSpace *as, target_phys_addr_t addr, uint8_t *buf,
int len, bool is_write)
{
AddressSpaceDispatch *d = as->dispatch;
int l;
uint8_t *ptr;
uint32_t val;
target_phys_addr_t page;
MemoryRegionSection *section;
while (len > 0) {
page = addr & TARGET_PAGE_MASK;
l = (page + TARGET_PAGE_SIZE) - addr;
if (l > len)
l = len;
section = phys_page_find(d, page >> TARGET_PAGE_BITS);
if (is_write) {
if (!memory_region_is_ram(section->mr)) {
target_phys_addr_t addr1;
addr1 = memory_region_section_addr(section, addr);
/* XXX: could force cpu_single_env to NULL to avoid
potential bugs */
if (l >= 4 && ((addr1 & 3) == 0)) {
/* 32 bit write access */
val = ldl_p(buf);
io_mem_write(section->mr, addr1, val, 4);
l = 4;
} else if (l >= 2 && ((addr1 & 1) == 0)) {
/* 16 bit write access */
val = lduw_p(buf);
io_mem_write(section->mr, addr1, val, 2);
l = 2;
} else {
/* 8 bit write access */
val = ldub_p(buf);
io_mem_write(section->mr, addr1, val, 1);
l = 1;
}
} else if (!section->readonly) {
ram_addr_t addr1;
addr1 = memory_region_get_ram_addr(section->mr)
+ memory_region_section_addr(section, addr);
/* RAM case */
ptr = qemu_get_ram_ptr(addr1);
memcpy(ptr, buf, l);
invalidate_and_set_dirty(addr1, l);
qemu_put_ram_ptr(ptr);
}
} else {
if (!(memory_region_is_ram(section->mr) ||
memory_region_is_romd(section->mr))) {
target_phys_addr_t addr1;
/* I/O case */
addr1 = memory_region_section_addr(section, addr);
if (l >= 4 && ((addr1 & 3) == 0)) {
/* 32 bit read access */
val = io_mem_read(section->mr, addr1, 4);
stl_p(buf, val);
l = 4;
} else if (l >= 2 && ((addr1 & 1) == 0)) {
/* 16 bit read access */
val = io_mem_read(section->mr, addr1, 2);
stw_p(buf, val);
l = 2;
} else {
/* 8 bit read access */
val = io_mem_read(section->mr, addr1, 1);
stb_p(buf, val);
l = 1;
}
} else {
/* RAM case */
ptr = qemu_get_ram_ptr(section->mr->ram_addr
+ memory_region_section_addr(section,
addr));
memcpy(buf, ptr, l);
qemu_put_ram_ptr(ptr);
}
}
len -= l;
buf += l;
addr += l;
}
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
3,785 | float32 int64_to_float32( int64 a STATUS_PARAM )
{
flag zSign;
uint64 absA;
int8 shiftCount;
if ( a == 0 ) return 0;
zSign = ( a < 0 );
absA = zSign ? - a : a;
shiftCount = countLeadingZeros64( absA ) - 40;
if ( 0 <= shiftCount ) {
return packFloat32( zSign, 0x95 - shiftCount, absA<<shiftCount );
}
else {
shiftCount += 7;
if ( shiftCount < 0 ) {
shift64RightJamming( absA, - shiftCount, &absA );
}
else {
absA <<= shiftCount;
}
return roundAndPackFloat32( zSign, 0x9C - shiftCount, absA STATUS_VAR );
}
}
| false | qemu | f090c9d4ad5812fb92843d6470a1111c15190c4c |
3,787 | void clear_blocks_dcbz32_ppc(DCTELEM *blocks)
{
POWERPC_TBL_DECLARE(powerpc_clear_blocks_dcbz32, 1);
register int misal = ((unsigned long)blocks & 0x00000010);
register int i = 0;
POWERPC_TBL_START_COUNT(powerpc_clear_blocks_dcbz32, 1);
#if 1
if (misal) {
((unsigned long*)blocks)[0] = 0L;
((unsigned long*)blocks)[1] = 0L;
((unsigned long*)blocks)[2] = 0L;
((unsigned long*)blocks)[3] = 0L;
i += 16;
}
for ( ; i < sizeof(DCTELEM)*6*64 ; i += 32) {
asm volatile("dcbz %0,%1" : : "b" (blocks), "r" (i) : "memory");
}
if (misal) {
((unsigned long*)blocks)[188] = 0L;
((unsigned long*)blocks)[189] = 0L;
((unsigned long*)blocks)[190] = 0L;
((unsigned long*)blocks)[191] = 0L;
i += 16;
}
#else
memset(blocks, 0, sizeof(DCTELEM)*6*64);
#endif
POWERPC_TBL_STOP_COUNT(powerpc_clear_blocks_dcbz32, 1);
}
| false | FFmpeg | e45a2872fafe631c14aee9f79d0963d68c4fc1fd |
3,788 | static uint64_t read_raw_cp_reg(CPUARMState *env, const ARMCPRegInfo *ri)
{
/* Raw read of a coprocessor register (as needed for migration, etc). */
if (ri->type & ARM_CP_CONST) {
return ri->resetvalue;
} else if (ri->raw_readfn) {
return ri->raw_readfn(env, ri);
} else if (ri->readfn) {
return ri->readfn(env, ri);
} else {
return raw_read(env, ri);
}
}
| false | qemu | 49a661910c1374858602a3002b67115893673c25 |
3,790 | static void exec_accept_incoming_migration(void *opaque)
{
QEMUFile *f = opaque;
int ret;
ret = qemu_loadvm_state(f);
if (ret < 0) {
fprintf(stderr, "load of migration failed\n");
goto err;
}
qemu_announce_self();
DPRINTF("successfully loaded vm state\n");
/* we've successfully migrated, close the fd */
qemu_set_fd_handler2(qemu_stdio_fd(f), NULL, NULL, NULL, NULL);
if (autostart)
vm_start();
err:
qemu_fclose(f);
}
| false | qemu | cfaf6d36ae761da1033159d85d670706ffb24fb9 |
3,791 | static void mainstone_common_init(ram_addr_t ram_size, int vga_ram_size,
const char *kernel_filename,
const char *kernel_cmdline, const char *initrd_filename,
const char *cpu_model, enum mainstone_model_e model, int arm_id)
{
uint32_t sector_len = 256 * 1024;
target_phys_addr_t mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 };
struct pxa2xx_state_s *cpu;
qemu_irq *mst_irq;
int i, index;
if (!cpu_model)
cpu_model = "pxa270-c5";
/* Setup CPU & memory */
if (ram_size < MAINSTONE_RAM + MAINSTONE_ROM + 2 * MAINSTONE_FLASH +
PXA2XX_INTERNAL_SIZE) {
fprintf(stderr, "This platform requires %i bytes of memory\n",
MAINSTONE_RAM + MAINSTONE_ROM + 2 * MAINSTONE_FLASH +
PXA2XX_INTERNAL_SIZE);
exit(1);
}
cpu = pxa270_init(mainstone_binfo.ram_size, cpu_model);
cpu_register_physical_memory(0, MAINSTONE_ROM,
qemu_ram_alloc(MAINSTONE_ROM) | IO_MEM_ROM);
/* Setup initial (reset) machine state */
cpu->env->regs[15] = mainstone_binfo.loader_start;
/* There are two 32MiB flash devices on the board */
for (i = 0; i < 2; i ++) {
index = drive_get_index(IF_PFLASH, 0, i);
if (index == -1) {
fprintf(stderr, "Two flash images must be given with the "
"'pflash' parameter\n");
exit(1);
}
if (!pflash_cfi01_register(mainstone_flash_base[i],
qemu_ram_alloc(MAINSTONE_FLASH),
drives_table[index].bdrv, sector_len,
MAINSTONE_FLASH / sector_len, 4, 0, 0, 0, 0)) {
fprintf(stderr, "qemu: Error registering flash memory.\n");
exit(1);
}
}
mst_irq = mst_irq_init(cpu, MST_FPGA_PHYS, PXA2XX_PIC_GPIO_0);
/* setup keypad */
printf("map addr %p\n", &map);
pxa27x_register_keypad(cpu->kp, map, 0xe0);
/* MMC/SD host */
pxa2xx_mmci_handlers(cpu->mmc, NULL, mst_irq[MMC_IRQ]);
smc91c111_init(&nd_table[0], MST_ETH_PHYS, mst_irq[ETHERNET_IRQ]);
mainstone_binfo.kernel_filename = kernel_filename;
mainstone_binfo.kernel_cmdline = kernel_cmdline;
mainstone_binfo.initrd_filename = initrd_filename;
mainstone_binfo.board_id = arm_id;
arm_load_kernel(cpu->env, &mainstone_binfo);
}
| false | qemu | a0b753dfd3920df146a5f4d05e442e3c522900c7 |
3,792 | static void spapr_msi_setmsg(PCIDevice *pdev, hwaddr addr,
bool msix, unsigned req_num)
{
unsigned i;
MSIMessage msg = { .address = addr, .data = 0 };
if (!msix) {
msi_set_message(pdev, msg);
trace_spapr_pci_msi_setup(pdev->name, 0, msg.address);
return;
}
for (i = 0; i < req_num; ++i) {
msg.address = addr | (i << 2);
msix_set_message(pdev, i, msg);
trace_spapr_pci_msi_setup(pdev->name, i, msg.address);
}
}
| false | qemu | f1c2dc7c866a939c39c14729290a21309a1c8a38 |
3,793 | static SocketAddressLegacy *nbd_build_socket_address(const char *sockpath,
const char *bindto,
const char *port)
{
SocketAddressLegacy *saddr;
saddr = g_new0(SocketAddressLegacy, 1);
if (sockpath) {
saddr->type = SOCKET_ADDRESS_LEGACY_KIND_UNIX;
saddr->u.q_unix.data = g_new0(UnixSocketAddress, 1);
saddr->u.q_unix.data->path = g_strdup(sockpath);
} else {
InetSocketAddress *inet;
saddr->type = SOCKET_ADDRESS_LEGACY_KIND_INET;
inet = saddr->u.inet.data = g_new0(InetSocketAddress, 1);
inet->host = g_strdup(bindto);
if (port) {
inet->port = g_strdup(port);
} else {
inet->port = g_strdup_printf("%d", NBD_DEFAULT_PORT);
}
}
return saddr;
}
| false | qemu | bd269ebc82fbaa5fe7ce5bc7c1770ac8acecd884 |
3,794 | static uint16_t blizzard_reg_read(void *opaque, uint8_t reg)
{
BlizzardState *s = (BlizzardState *) opaque;
switch (reg) {
case 0x00: /* Revision Code */
return 0xa5;
case 0x02: /* Configuration Readback */
return 0x83; /* Macrovision OK, CNF[2:0] = 3 */
case 0x04: /* PLL M-Divider */
return (s->pll - 1) | (1 << 7);
case 0x06: /* PLL Lock Range Control */
return s->pll_range;
case 0x08: /* PLL Lock Synthesis Control 0 */
return s->pll_ctrl & 0xff;
case 0x0a: /* PLL Lock Synthesis Control 1 */
return s->pll_ctrl >> 8;
case 0x0c: /* PLL Mode Control 0 */
return s->pll_mode;
case 0x0e: /* Clock-Source Select */
return s->clksel;
case 0x10: /* Memory Controller Activate */
case 0x14: /* Memory Controller Bank 0 Status Flag */
return s->memenable;
case 0x18: /* Auto-Refresh Interval Setting 0 */
return s->memrefresh & 0xff;
case 0x1a: /* Auto-Refresh Interval Setting 1 */
return s->memrefresh >> 8;
case 0x1c: /* Power-On Sequence Timing Control */
return s->timing[0];
case 0x1e: /* Timing Control 0 */
return s->timing[1];
case 0x20: /* Timing Control 1 */
return s->timing[2];
case 0x24: /* Arbitration Priority Control */
return s->priority;
case 0x28: /* LCD Panel Configuration */
return s->lcd_config;
case 0x2a: /* LCD Horizontal Display Width */
return s->x >> 3;
case 0x2c: /* LCD Horizontal Non-display Period */
return s->hndp;
case 0x2e: /* LCD Vertical Display Height 0 */
return s->y & 0xff;
case 0x30: /* LCD Vertical Display Height 1 */
return s->y >> 8;
case 0x32: /* LCD Vertical Non-display Period */
return s->vndp;
case 0x34: /* LCD HS Pulse-width */
return s->hsync;
case 0x36: /* LCd HS Pulse Start Position */
return s->skipx >> 3;
case 0x38: /* LCD VS Pulse-width */
return s->vsync;
case 0x3a: /* LCD VS Pulse Start Position */
return s->skipy;
case 0x3c: /* PCLK Polarity */
return s->pclk;
case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
return s->hssi_config[0];
case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
return s->hssi_config[1];
case 0x42: /* High-speed Serial Interface Tx Mode */
return s->hssi_config[2];
case 0x44: /* TV Display Configuration */
return s->tv_config;
case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits */
return s->tv_timing[(reg - 0x46) >> 1];
case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
return s->vbi;
case 0x50: /* TV Horizontal Start Position */
return s->tv_x;
case 0x52: /* TV Vertical Start Position */
return s->tv_y;
case 0x54: /* TV Test Pattern Setting */
return s->tv_test;
case 0x56: /* TV Filter Setting */
return s->tv_filter_config;
case 0x58: /* TV Filter Coefficient Index */
return s->tv_filter_idx;
case 0x5a: /* TV Filter Coefficient Data */
if (s->tv_filter_idx < 0x20)
return s->tv_filter_coeff[s->tv_filter_idx ++];
return 0;
case 0x60: /* Input YUV/RGB Translate Mode 0 */
return s->yrc[0];
case 0x62: /* Input YUV/RGB Translate Mode 1 */
return s->yrc[1];
case 0x64: /* U Data Fix */
return s->u;
case 0x66: /* V Data Fix */
return s->v;
case 0x68: /* Display Mode */
return s->mode;
case 0x6a: /* Special Effects */
return s->effect;
case 0x6c: /* Input Window X Start Position 0 */
return s->ix[0] & 0xff;
case 0x6e: /* Input Window X Start Position 1 */
return s->ix[0] >> 3;
case 0x70: /* Input Window Y Start Position 0 */
return s->ix[0] & 0xff;
case 0x72: /* Input Window Y Start Position 1 */
return s->ix[0] >> 3;
case 0x74: /* Input Window X End Position 0 */
return s->ix[1] & 0xff;
case 0x76: /* Input Window X End Position 1 */
return s->ix[1] >> 3;
case 0x78: /* Input Window Y End Position 0 */
return s->ix[1] & 0xff;
case 0x7a: /* Input Window Y End Position 1 */
return s->ix[1] >> 3;
case 0x7c: /* Output Window X Start Position 0 */
return s->ox[0] & 0xff;
case 0x7e: /* Output Window X Start Position 1 */
return s->ox[0] >> 3;
case 0x80: /* Output Window Y Start Position 0 */
return s->oy[0] & 0xff;
case 0x82: /* Output Window Y Start Position 1 */
return s->oy[0] >> 3;
case 0x84: /* Output Window X End Position 0 */
return s->ox[1] & 0xff;
case 0x86: /* Output Window X End Position 1 */
return s->ox[1] >> 3;
case 0x88: /* Output Window Y End Position 0 */
return s->oy[1] & 0xff;
case 0x8a: /* Output Window Y End Position 1 */
return s->oy[1] >> 3;
case 0x8c: /* Input Data Format */
return s->iformat;
case 0x8e: /* Data Source Select */
return s->source;
case 0x90: /* Display Memory Data Port */
return 0;
case 0xa8: /* Border Color 0 */
return s->border_r;
case 0xaa: /* Border Color 1 */
return s->border_g;
case 0xac: /* Border Color 2 */
return s->border_b;
case 0xb4: /* Gamma Correction Enable */
return s->gamma_config;
case 0xb6: /* Gamma Correction Table Index */
return s->gamma_idx;
case 0xb8: /* Gamma Correction Table Data */
return s->gamma_lut[s->gamma_idx ++];
case 0xba: /* 3x3 Matrix Enable */
return s->matrix_ena;
case 0xbc ... 0xde: /* Coefficient Registers */
return s->matrix_coeff[(reg - 0xbc) >> 1];
case 0xe0: /* 3x3 Matrix Red Offset */
return s->matrix_r;
case 0xe2: /* 3x3 Matrix Green Offset */
return s->matrix_g;
case 0xe4: /* 3x3 Matrix Blue Offset */
return s->matrix_b;
case 0xe6: /* Power-save */
return s->pm;
case 0xe8: /* Non-display Period Control / Status */
return s->status | (1 << 5);
case 0xea: /* RGB Interface Control */
return s->rgbgpio_dir;
case 0xec: /* RGB Interface Status */
return s->rgbgpio;
case 0xee: /* General-purpose IO Pins Configuration */
return s->gpio_dir;
case 0xf0: /* General-purpose IO Pins Status / Control */
return s->gpio;
case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
return s->gpio_edge[0];
case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
return s->gpio_edge[1];
case 0xf6: /* GPIO Interrupt Status */
return s->gpio_irq;
case 0xf8: /* GPIO Pull-down Control */
return s->gpio_pdown;
default:
fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
return 0;
}
}
| false | qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 |
3,796 | void tcg_gen_brcond_i32(TCGCond cond, TCGv_i32 arg1, TCGv_i32 arg2, int label)
{
if (cond == TCG_COND_ALWAYS) {
tcg_gen_br(label);
} else if (cond != TCG_COND_NEVER) {
tcg_gen_op4ii_i32(INDEX_op_brcond_i32, arg1, arg2, cond, label);
}
}
| false | qemu | 42a268c241183877192c376d03bd9b6d527407c7 |
Subsets and Splits