label
int64 0
1
| func1
stringlengths 23
97k
| id
int64 0
27.3k
|
|---|---|---|
1 | int avfilter_default_query_formats(AVFilterContext *ctx) { enum AVMediaType type = ctx->inputs [0] ? ctx->inputs [0]->type : ctx->outputs[0] ? ctx->outputs[0]->type : AVMEDIA_TYPE_VIDEO; avfilter_set_common_formats(ctx, avfilter_all_formats(type)); return 0; } | 20,622 |
1 | static void vhost_log_sync(MemoryListener *listener, MemoryRegionSection *section) { struct vhost_dev *dev = container_of(listener, struct vhost_dev, memory_listener); hwaddr start_addr = section->offset_within_address_space; hwaddr end_addr = start_addr + section->size; vhost_sync_dirty_bitmap(dev, section, start_addr, end_addr); } | 20,624 |
1 | static void put_codebook_header(PutBitContext * pb, codebook_t * cb) { int i; int ordered = 0; put_bits(pb, 24, 0x564342); //magic put_bits(pb, 16, cb->ndimentions); put_bits(pb, 24, cb->nentries); for (i = 1; i < cb->nentries; i++) if (cb->entries[i].len < cb->entries[i-1].len) break; if (i == cb->nentries) ordered = 1; put_bits(pb, 1, ordered); if (ordered) { int len = cb->entries[0].len; put_bits(pb, 5, len); i = 0; while (i < cb->nentries) { int j; for (j = 0; j+i < cb->nentries; j++) if (cb->entries[j+i].len != len) break; put_bits(pb, ilog(cb->nentries - i), j); i += j; len++; } } else { int sparse = 0; for (i = 0; i < cb->nentries; i++) if (!cb->entries[i].len) break; if (i != cb->nentries) sparse = 1; put_bits(pb, 1, sparse); for (i = 0; i < cb->nentries; i++) { if (sparse) put_bits(pb, 1, !!cb->entries[i].len); if (cb->entries[i].len) put_bits(pb, 5, cb->entries[i].len - 1); } } put_bits(pb, 4, cb->lookup); if (cb->lookup) { int tmp = cb_lookup_vals(cb->lookup, cb->ndimentions, cb->nentries); int bits = ilog(cb->quantlist[0]); for (i = 1; i < tmp; i++) bits = FFMAX(bits, ilog(cb->quantlist[i])); put_float(pb, cb->min); put_float(pb, cb->delta); put_bits(pb, 4, bits - 1); put_bits(pb, 1, cb->seq_p); for (i = 0; i < tmp; i++) put_bits(pb, bits, cb->quantlist[i]); } } | 20,625 |
1 | static int mig_save_device_dirty(QEMUFile *f, BlkMigDevState *bmds, int is_async) { BlkMigBlock *blk; int64_t total_sectors = bmds->total_sectors; int64_t sector; int nr_sectors; int ret = -EIO; for (sector = bmds->cur_dirty; sector < bmds->total_sectors;) { blk_mig_lock(); if (bmds_aio_inflight(bmds, sector)) { blk_mig_unlock(); bdrv_drain_all(); } else { blk_mig_unlock(); } if (bdrv_get_dirty(bmds->bs, bmds->dirty_bitmap, sector)) { if (total_sectors - sector < BDRV_SECTORS_PER_DIRTY_CHUNK) { nr_sectors = total_sectors - sector; } else { nr_sectors = BDRV_SECTORS_PER_DIRTY_CHUNK; } blk = g_new(BlkMigBlock, 1); blk->buf = g_malloc(BLOCK_SIZE); blk->bmds = bmds; blk->sector = sector; blk->nr_sectors = nr_sectors; if (is_async) { blk->iov.iov_base = blk->buf; blk->iov.iov_len = nr_sectors * BDRV_SECTOR_SIZE; qemu_iovec_init_external(&blk->qiov, &blk->iov, 1); blk->aiocb = bdrv_aio_readv(bmds->bs, sector, &blk->qiov, nr_sectors, blk_mig_read_cb, blk); blk_mig_lock(); block_mig_state.submitted++; bmds_set_aio_inflight(bmds, sector, nr_sectors, 1); blk_mig_unlock(); } else { ret = bdrv_read(bmds->bs, sector, blk->buf, nr_sectors); if (ret < 0) { goto error; } blk_send(f, blk); g_free(blk->buf); g_free(blk); } bdrv_reset_dirty(bmds->bs, sector, nr_sectors); break; } sector += BDRV_SECTORS_PER_DIRTY_CHUNK; bmds->cur_dirty = sector; } return (bmds->cur_dirty >= bmds->total_sectors); error: DPRINTF("Error reading sector %" PRId64 "\n", sector); g_free(blk->buf); g_free(blk); return ret; } | 20,626 |
1 | void qbus_free(BusState *bus) { DeviceState *dev; while ((dev = QLIST_FIRST(&bus->children)) != NULL) { qdev_free(dev); } if (bus->parent) { QLIST_REMOVE(bus, sibling); bus->parent->num_child_bus--; } if (bus->qdev_allocated) { qemu_free(bus); } } | 20,627 |
1 | static void decode_v4_vector(CinepakEncContext *s, AVPicture *sub_pict, int *v4_vector, strip_info *info) { int i, x, y, entry_size = s->pix_fmt == AV_PIX_FMT_YUV420P ? 6 : 4; for(i = y = 0; y < 4; y += 2) { for(x = 0; x < 4; x += 2, i++) { sub_pict->data[0][x + y*sub_pict->linesize[0]] = info->v4_codebook[v4_vector[i]*entry_size]; sub_pict->data[0][x+1 + y*sub_pict->linesize[0]] = info->v4_codebook[v4_vector[i]*entry_size+1]; sub_pict->data[0][x + (y+1)*sub_pict->linesize[0]] = info->v4_codebook[v4_vector[i]*entry_size+2]; sub_pict->data[0][x+1 + (y+1)*sub_pict->linesize[0]] = info->v4_codebook[v4_vector[i]*entry_size+3]; if(s->pix_fmt == AV_PIX_FMT_YUV420P) { sub_pict->data[1][(x>>1) + (y>>1)*sub_pict->linesize[1]] = info->v4_codebook[v4_vector[i]*entry_size+4]; sub_pict->data[2][(x>>1) + (y>>1)*sub_pict->linesize[2]] = info->v4_codebook[v4_vector[i]*entry_size+5]; } } } } | 20,628 |
1 | static const TPMDriverOps *tpm_driver_find_by_type(enum TpmType type) { int i; for (i = 0; i < TPM_MAX_DRIVERS && be_drivers[i] != NULL; i++) { if (be_drivers[i]->type == type) { return be_drivers[i]; } } return NULL; } | 20,629 |
1 | static int fic_decode_block(FICContext *ctx, GetBitContext *gb, uint8_t *dst, int stride, int16_t *block, int *is_p) { int i, num_coeff; /* Is it a skip block? */ if (get_bits1(gb)) { *is_p = 1; return 0; } memset(block, 0, sizeof(*block) * 64); num_coeff = get_bits(gb, 7); if (num_coeff > 64) return AVERROR_INVALIDDATA; for (i = 0; i < num_coeff; i++) block[ff_zigzag_direct[i]] = get_se_golomb(gb) * ctx->qmat[ff_zigzag_direct[i]]; fic_idct_put(dst, stride, block); return 0; } | 20,630 |
1 | static inline void RENAME(yuv2yuv1)(int16_t *lumSrc, int16_t *chrSrc, uint8_t *dest, uint8_t *uDest, uint8_t *vDest, long dstW, long chrDstW) { #ifdef HAVE_MMX if(uDest != NULL) { asm volatile( YSCALEYUV2YV121 :: "r" (chrSrc + chrDstW), "r" (uDest + chrDstW), "g" (-chrDstW) : "%"REG_a ); asm volatile( YSCALEYUV2YV121 :: "r" (chrSrc + 2048 + chrDstW), "r" (vDest + chrDstW), "g" (-chrDstW) : "%"REG_a ); } asm volatile( YSCALEYUV2YV121 :: "r" (lumSrc + dstW), "r" (dest + dstW), "g" (-dstW) : "%"REG_a ); #else int i; for(i=0; i<dstW; i++) { int val= lumSrc[i]>>7; if(val&256){ if(val<0) val=0; else val=255; } dest[i]= val; } if(uDest != NULL) for(i=0; i<chrDstW; i++) { int u=chrSrc[i]>>7; int v=chrSrc[i + 2048]>>7; if((u|v)&256){ if(u<0) u=0; else if (u>255) u=255; if(v<0) v=0; else if (v>255) v=255; } uDest[i]= u; vDest[i]= v; } #endif } | 20,632 |
1 | static int xan_decode_frame_type0(AVCodecContext *avctx) { XanContext *s = avctx->priv_data; uint8_t *ybuf, *prev_buf, *src = s->scratch_buffer; unsigned chroma_off, corr_off; int cur, last; int i, j; int ret; chroma_off = bytestream2_get_le32(&s->gb); corr_off = bytestream2_get_le32(&s->gb); if ((ret = xan_decode_chroma(avctx, chroma_off)) != 0) return ret; if (corr_off >= (s->gb.buffer_end - s->gb.buffer_start)) { av_log(avctx, AV_LOG_WARNING, "Ignoring invalid correction block position\n"); corr_off = 0; } bytestream2_seek(&s->gb, 12, SEEK_SET); ret = xan_unpack_luma(s, src, s->buffer_size >> 1); if (ret) { av_log(avctx, AV_LOG_ERROR, "Luma decoding failed\n"); return ret; } ybuf = s->y_buffer; last = *src++; ybuf[0] = last << 1; for (j = 1; j < avctx->width - 1; j += 2) { cur = (last + *src++) & 0x1F; ybuf[j] = last + cur; ybuf[j+1] = cur << 1; last = cur; } ybuf[j] = last << 1; prev_buf = ybuf; ybuf += avctx->width; for (i = 1; i < avctx->height; i++) { last = ((prev_buf[0] >> 1) + *src++) & 0x1F; ybuf[0] = last << 1; for (j = 1; j < avctx->width - 1; j += 2) { cur = ((prev_buf[j + 1] >> 1) + *src++) & 0x1F; ybuf[j] = last + cur; ybuf[j+1] = cur << 1; last = cur; } ybuf[j] = last << 1; prev_buf = ybuf; ybuf += avctx->width; } if (corr_off) { int dec_size; bytestream2_seek(&s->gb, 8 + corr_off, SEEK_SET); dec_size = xan_unpack(s, s->scratch_buffer, s->buffer_size); if (dec_size < 0) dec_size = 0; for (i = 0; i < dec_size; i++) s->y_buffer[i*2+1] = (s->y_buffer[i*2+1] + (s->scratch_buffer[i] << 1)) & 0x3F; } src = s->y_buffer; ybuf = s->pic.data[0]; for (j = 0; j < avctx->height; j++) { for (i = 0; i < avctx->width; i++) ybuf[i] = (src[i] << 2) | (src[i] >> 3); src += avctx->width; ybuf += s->pic.linesize[0]; } return 0; } | 20,633 |
1 | static int raw_pread(BlockDriverState *bs, int64_t offset, uint8_t *buf, int count) { BDRVRawState *s = bs->opaque; int size, ret, shift, sum; sum = 0; if (s->aligned_buf != NULL) { if (offset & 0x1ff) { /* align offset on a 512 bytes boundary */ shift = offset & 0x1ff; size = (shift + count + 0x1ff) & ~0x1ff; if (size > ALIGNED_BUFFER_SIZE) size = ALIGNED_BUFFER_SIZE; ret = raw_pread_aligned(bs, offset - shift, s->aligned_buf, size); if (ret < 0) return ret; size = 512 - shift; if (size > count) size = count; memcpy(buf, s->aligned_buf + shift, size); buf += size; offset += size; count -= size; sum += size; if (count == 0) return sum; } if (count & 0x1ff || (uintptr_t) buf & 0x1ff) { /* read on aligned buffer */ while (count) { size = (count + 0x1ff) & ~0x1ff; if (size > ALIGNED_BUFFER_SIZE) size = ALIGNED_BUFFER_SIZE; ret = raw_pread_aligned(bs, offset, s->aligned_buf, size); if (ret < 0) return ret; size = ret; if (size > count) size = count; memcpy(buf, s->aligned_buf, size); buf += size; offset += size; count -= size; sum += size; } return sum; } } return raw_pread_aligned(bs, offset, buf, count) + sum; } | 20,634 |
1 | static av_always_inline int normal_limit(uint8_t *p, ptrdiff_t stride, int E, int I) { LOAD_PIXELS return simple_limit(p, stride, E) && FFABS(p3 - p2) <= I && FFABS(p2 - p1) <= I && FFABS(p1 - p0) <= I && FFABS(q3 - q2) <= I && FFABS(q2 - q1) <= I && FFABS(q1 - q0) <= I; } | 20,635 |
0 | static int cmv_process_header(CmvContext *s, const uint8_t *buf, const uint8_t *buf_end) { int pal_start, pal_count, i, ret; if(buf_end - buf < 16) { av_log(s->avctx, AV_LOG_WARNING, "truncated header\n"); return AVERROR_INVALIDDATA; } s->width = AV_RL16(&buf[4]); s->height = AV_RL16(&buf[6]); ret = ff_set_dimensions(s->avctx, s->width, s->height); if (ret < 0) return ret; s->avctx->time_base.num = 1; s->avctx->time_base.den = AV_RL16(&buf[10]); pal_start = AV_RL16(&buf[12]); pal_count = AV_RL16(&buf[14]); buf += 16; for (i=pal_start; i<pal_start+pal_count && i<AVPALETTE_COUNT && buf_end - buf >= 3; i++) { s->palette[i] = AV_RB24(buf); buf += 3; } return 0; } | 20,636 |
1 | void avformat_free_context(AVFormatContext *s) { int i; if (!s) return; av_opt_free(s); if (s->iformat && s->iformat->priv_class && s->priv_data) av_opt_free(s->priv_data); if (s->oformat && s->oformat->priv_class && s->priv_data) av_opt_free(s->priv_data); for (i = s->nb_streams - 1; i >= 0; i--) { ff_free_stream(s, s->streams[i]); } for (i = s->nb_programs - 1; i >= 0; i--) { av_dict_free(&s->programs[i]->metadata); av_freep(&s->programs[i]->stream_index); av_freep(&s->programs[i]); } av_freep(&s->programs); av_freep(&s->priv_data); while (s->nb_chapters--) { av_dict_free(&s->chapters[s->nb_chapters]->metadata); av_freep(&s->chapters[s->nb_chapters]); } av_freep(&s->chapters); av_dict_free(&s->metadata); av_freep(&s->streams); av_freep(&s->internal); av_free(s); } | 20,637 |
1 | static void get_sdr(IPMIBmcSim *ibs, uint8_t *cmd, unsigned int cmd_len, uint8_t *rsp, unsigned int *rsp_len, unsigned int max_rsp_len) { unsigned int pos; uint16_t nextrec; struct ipmi_sdr_header *sdrh; IPMI_CHECK_CMD_LEN(8); if (cmd[6]) { IPMI_CHECK_RESERVATION(2, ibs->sdr.reservation); } pos = 0; if (sdr_find_entry(&ibs->sdr, cmd[4] | (cmd[5] << 8), &pos, &nextrec)) { rsp[2] = IPMI_CC_REQ_ENTRY_NOT_PRESENT; return; } sdrh = (struct ipmi_sdr_header *) &ibs->sdr.sdr[pos]; if (cmd[6] > ipmi_sdr_length(sdrh)) { rsp[2] = IPMI_CC_PARM_OUT_OF_RANGE; return; } IPMI_ADD_RSP_DATA(nextrec & 0xff); IPMI_ADD_RSP_DATA((nextrec >> 8) & 0xff); if (cmd[7] == 0xff) { cmd[7] = ipmi_sdr_length(sdrh) - cmd[6]; } if ((cmd[7] + *rsp_len) > max_rsp_len) { rsp[2] = IPMI_CC_CANNOT_RETURN_REQ_NUM_BYTES; return; } memcpy(rsp + *rsp_len, ibs->sdr.sdr + pos + cmd[6], cmd[7]); *rsp_len += cmd[7]; } | 20,639 |
1 | static float get_band_cost_NONE_mips(struct AACEncContext *s, PutBitContext *pb, const float *in, const float *scaled, int size, int scale_idx, int cb, const float lambda, const float uplim, int *bits) { av_assert0(0); return 0; } | 20,640 |
1 | static int kvm_physical_sync_dirty_bitmap(MemoryRegionSection *section) { KVMState *s = kvm_state; unsigned long size, allocated_size = 0; KVMDirtyLog d; KVMSlot *mem; int ret = 0; hwaddr start_addr = section->offset_within_address_space; hwaddr end_addr = start_addr + int128_get64(section->size); d.dirty_bitmap = NULL; while (start_addr < end_addr) { mem = kvm_lookup_overlapping_slot(s, start_addr, end_addr); if (mem == NULL) { break; } /* XXX bad kernel interface alert * For dirty bitmap, kernel allocates array of size aligned to * bits-per-long. But for case when the kernel is 64bits and * the userspace is 32bits, userspace can't align to the same * bits-per-long, since sizeof(long) is different between kernel * and user space. This way, userspace will provide buffer which * may be 4 bytes less than the kernel will use, resulting in * userspace memory corruption (which is not detectable by valgrind * too, in most cases). * So for now, let's align to 64 instead of HOST_LONG_BITS here, in * a hope that sizeof(long) wont become >8 any time soon. */ size = ALIGN(((mem->memory_size) >> TARGET_PAGE_BITS), /*HOST_LONG_BITS*/ 64) / 8; if (!d.dirty_bitmap) { d.dirty_bitmap = g_malloc(size); } else if (size > allocated_size) { d.dirty_bitmap = g_realloc(d.dirty_bitmap, size); } allocated_size = size; memset(d.dirty_bitmap, 0, allocated_size); d.slot = mem->slot; if (kvm_vm_ioctl(s, KVM_GET_DIRTY_LOG, &d) == -1) { DPRINTF("ioctl failed %d\n", errno); ret = -1; break; } kvm_get_dirty_pages_log_range(section, d.dirty_bitmap); start_addr = mem->start_addr + mem->memory_size; } g_free(d.dirty_bitmap); return ret; } | 20,641 |
1 | av_cold void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc) { #undef FUNC #undef FUNCC #define FUNC(a, depth) a ## _ ## depth #define FUNCC(a, depth) a ## _ ## depth ## _c #define FUNCD(a) a ## _c #define H264_PRED(depth) \ if(codec_id != AV_CODEC_ID_RV40){\ if(codec_id == AV_CODEC_ID_VP8) {\ h->pred4x4[VERT_PRED ]= FUNCD(pred4x4_vertical_vp8);\ h->pred4x4[HOR_PRED ]= FUNCD(pred4x4_horizontal_vp8);\ } else {\ h->pred4x4[VERT_PRED ]= FUNCC(pred4x4_vertical , depth);\ h->pred4x4[HOR_PRED ]= FUNCC(pred4x4_horizontal , depth);\ }\ h->pred4x4[DC_PRED ]= FUNCC(pred4x4_dc , depth);\ if(codec_id == AV_CODEC_ID_SVQ3)\ h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCD(pred4x4_down_left_svq3);\ else\ h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred4x4_down_left , depth);\ h->pred4x4[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred4x4_down_right , depth);\ h->pred4x4[VERT_RIGHT_PRED ]= FUNCC(pred4x4_vertical_right , depth);\ h->pred4x4[HOR_DOWN_PRED ]= FUNCC(pred4x4_horizontal_down , depth);\ if (codec_id == AV_CODEC_ID_VP8) {\ h->pred4x4[VERT_LEFT_PRED ]= FUNCD(pred4x4_vertical_left_vp8);\ } else\ h->pred4x4[VERT_LEFT_PRED ]= FUNCC(pred4x4_vertical_left , depth);\ h->pred4x4[HOR_UP_PRED ]= FUNCC(pred4x4_horizontal_up , depth);\ if(codec_id != AV_CODEC_ID_VP8) {\ h->pred4x4[LEFT_DC_PRED ]= FUNCC(pred4x4_left_dc , depth);\ h->pred4x4[TOP_DC_PRED ]= FUNCC(pred4x4_top_dc , depth);\ h->pred4x4[DC_128_PRED ]= FUNCC(pred4x4_128_dc , depth);\ } else {\ h->pred4x4[TM_VP8_PRED ]= FUNCD(pred4x4_tm_vp8);\ h->pred4x4[DC_127_PRED ]= FUNCC(pred4x4_127_dc , depth);\ h->pred4x4[DC_129_PRED ]= FUNCC(pred4x4_129_dc , depth);\ h->pred4x4[VERT_VP8_PRED ]= FUNCC(pred4x4_vertical , depth);\ h->pred4x4[HOR_VP8_PRED ]= FUNCC(pred4x4_horizontal , depth);\ }\ }else{\ h->pred4x4[VERT_PRED ]= FUNCC(pred4x4_vertical , depth);\ h->pred4x4[HOR_PRED ]= FUNCC(pred4x4_horizontal , depth);\ h->pred4x4[DC_PRED ]= FUNCC(pred4x4_dc , depth);\ h->pred4x4[DIAG_DOWN_LEFT_PRED ]= FUNCD(pred4x4_down_left_rv40);\ h->pred4x4[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred4x4_down_right , depth);\ h->pred4x4[VERT_RIGHT_PRED ]= FUNCC(pred4x4_vertical_right , depth);\ h->pred4x4[HOR_DOWN_PRED ]= FUNCC(pred4x4_horizontal_down , depth);\ h->pred4x4[VERT_LEFT_PRED ]= FUNCD(pred4x4_vertical_left_rv40);\ h->pred4x4[HOR_UP_PRED ]= FUNCD(pred4x4_horizontal_up_rv40);\ h->pred4x4[LEFT_DC_PRED ]= FUNCC(pred4x4_left_dc , depth);\ h->pred4x4[TOP_DC_PRED ]= FUNCC(pred4x4_top_dc , depth);\ h->pred4x4[DC_128_PRED ]= FUNCC(pred4x4_128_dc , depth);\ h->pred4x4[DIAG_DOWN_LEFT_PRED_RV40_NODOWN]= FUNCD(pred4x4_down_left_rv40_nodown);\ h->pred4x4[HOR_UP_PRED_RV40_NODOWN]= FUNCD(pred4x4_horizontal_up_rv40_nodown);\ h->pred4x4[VERT_LEFT_PRED_RV40_NODOWN]= FUNCD(pred4x4_vertical_left_rv40_nodown);\ }\ \ h->pred8x8l[VERT_PRED ]= FUNCC(pred8x8l_vertical , depth);\ h->pred8x8l[HOR_PRED ]= FUNCC(pred8x8l_horizontal , depth);\ h->pred8x8l[DC_PRED ]= FUNCC(pred8x8l_dc , depth);\ h->pred8x8l[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred8x8l_down_left , depth);\ h->pred8x8l[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred8x8l_down_right , depth);\ h->pred8x8l[VERT_RIGHT_PRED ]= FUNCC(pred8x8l_vertical_right , depth);\ h->pred8x8l[HOR_DOWN_PRED ]= FUNCC(pred8x8l_horizontal_down , depth);\ h->pred8x8l[VERT_LEFT_PRED ]= FUNCC(pred8x8l_vertical_left , depth);\ h->pred8x8l[HOR_UP_PRED ]= FUNCC(pred8x8l_horizontal_up , depth);\ h->pred8x8l[LEFT_DC_PRED ]= FUNCC(pred8x8l_left_dc , depth);\ h->pred8x8l[TOP_DC_PRED ]= FUNCC(pred8x8l_top_dc , depth);\ h->pred8x8l[DC_128_PRED ]= FUNCC(pred8x8l_128_dc , depth);\ \ if (chroma_format_idc <= 1) {\ h->pred8x8[VERT_PRED8x8 ]= FUNCC(pred8x8_vertical , depth);\ h->pred8x8[HOR_PRED8x8 ]= FUNCC(pred8x8_horizontal , depth);\ } else {\ h->pred8x8[VERT_PRED8x8 ]= FUNCC(pred8x16_vertical , depth);\ h->pred8x8[HOR_PRED8x8 ]= FUNCC(pred8x16_horizontal , depth);\ }\ if (codec_id != AV_CODEC_ID_VP8) {\ if (chroma_format_idc <= 1) {\ h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x8_plane , depth);\ } else {\ h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x16_plane , depth);\ }\ } else\ h->pred8x8[PLANE_PRED8x8]= FUNCD(pred8x8_tm_vp8);\ if(codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP8){\ if (chroma_format_idc <= 1) {\ h->pred8x8[DC_PRED8x8 ]= FUNCC(pred8x8_dc , depth);\ h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x8_left_dc , depth);\ h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x8_top_dc , depth);\ h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l0t, depth);\ h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0lt, depth);\ h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l00, depth);\ h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0l0, depth);\ } else {\ h->pred8x8[DC_PRED8x8 ]= FUNCC(pred8x16_dc , depth);\ h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x16_left_dc , depth);\ h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x16_top_dc , depth);\ h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l0t, depth);\ h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0lt, depth);\ h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l00, depth);\ h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0l0, depth);\ }\ }else{\ h->pred8x8[DC_PRED8x8 ]= FUNCD(pred8x8_dc_rv40);\ h->pred8x8[LEFT_DC_PRED8x8]= FUNCD(pred8x8_left_dc_rv40);\ h->pred8x8[TOP_DC_PRED8x8 ]= FUNCD(pred8x8_top_dc_rv40);\ if (codec_id == AV_CODEC_ID_VP8) {\ h->pred8x8[DC_127_PRED8x8]= FUNCC(pred8x8_127_dc , depth);\ h->pred8x8[DC_129_PRED8x8]= FUNCC(pred8x8_129_dc , depth);\ }\ }\ if (chroma_format_idc <= 1) {\ h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x8_128_dc , depth);\ } else {\ h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x16_128_dc , depth);\ }\ \ h->pred16x16[DC_PRED8x8 ]= FUNCC(pred16x16_dc , depth);\ h->pred16x16[VERT_PRED8x8 ]= FUNCC(pred16x16_vertical , depth);\ h->pred16x16[HOR_PRED8x8 ]= FUNCC(pred16x16_horizontal , depth);\ switch(codec_id){\ case AV_CODEC_ID_SVQ3:\ h->pred16x16[PLANE_PRED8x8 ]= FUNCD(pred16x16_plane_svq3);\ break;\ case AV_CODEC_ID_RV40:\ h->pred16x16[PLANE_PRED8x8 ]= FUNCD(pred16x16_plane_rv40);\ break;\ case AV_CODEC_ID_VP8:\ h->pred16x16[PLANE_PRED8x8 ]= FUNCD(pred16x16_tm_vp8);\ h->pred16x16[DC_127_PRED8x8]= FUNCC(pred16x16_127_dc , depth);\ h->pred16x16[DC_129_PRED8x8]= FUNCC(pred16x16_129_dc , depth);\ break;\ default:\ h->pred16x16[PLANE_PRED8x8 ]= FUNCC(pred16x16_plane , depth);\ break;\ }\ h->pred16x16[LEFT_DC_PRED8x8]= FUNCC(pred16x16_left_dc , depth);\ h->pred16x16[TOP_DC_PRED8x8 ]= FUNCC(pred16x16_top_dc , depth);\ h->pred16x16[DC_128_PRED8x8 ]= FUNCC(pred16x16_128_dc , depth);\ \ /* special lossless h/v prediction for h264 */ \ h->pred4x4_add [VERT_PRED ]= FUNCC(pred4x4_vertical_add , depth);\ h->pred4x4_add [ HOR_PRED ]= FUNCC(pred4x4_horizontal_add , depth);\ h->pred8x8l_add [VERT_PRED ]= FUNCC(pred8x8l_vertical_add , depth);\ h->pred8x8l_add [ HOR_PRED ]= FUNCC(pred8x8l_horizontal_add , depth);\ if (chroma_format_idc <= 1) {\ h->pred8x8_add [VERT_PRED8x8]= FUNCC(pred8x8_vertical_add , depth);\ h->pred8x8_add [ HOR_PRED8x8]= FUNCC(pred8x8_horizontal_add , depth);\ } else {\ h->pred8x8_add [VERT_PRED8x8]= FUNCC(pred8x16_vertical_add , depth);\ h->pred8x8_add [ HOR_PRED8x8]= FUNCC(pred8x16_horizontal_add , depth);\ }\ h->pred16x16_add[VERT_PRED8x8]= FUNCC(pred16x16_vertical_add , depth);\ h->pred16x16_add[ HOR_PRED8x8]= FUNCC(pred16x16_horizontal_add , depth);\ switch (bit_depth) { case 9: H264_PRED(9) break; case 10: H264_PRED(10) break; default: H264_PRED(8) break; } if (ARCH_ARM) ff_h264_pred_init_arm(h, codec_id, bit_depth, chroma_format_idc); if (ARCH_X86) ff_h264_pred_init_x86(h, codec_id, bit_depth, chroma_format_idc); } | 20,645 |
1 | sigterm_handler(int sig) { received_sigterm = sig; received_nb_signals++; term_exit_sigsafe(); if(received_nb_signals > 3) exit_program(123); } | 20,646 |
1 | static void pci_idx(void) { QVirtioPCIDevice *dev; QPCIBus *bus; QVirtQueuePCI *vqpci; QGuestAllocator *alloc; QVirtioBlkReq req; void *addr; uint64_t req_addr; uint64_t capacity; uint32_t features; uint32_t free_head; uint8_t status; char *data; bus = pci_test_start(); alloc = pc_alloc_init(); dev = virtio_blk_pci_init(bus, PCI_SLOT); qpci_msix_enable(dev->pdev); qvirtio_pci_set_msix_configuration_vector(dev, alloc, 0); /* MSI-X is enabled */ addr = dev->addr + VIRTIO_PCI_CONFIG_OFF(true); capacity = qvirtio_config_readq(&qvirtio_pci, &dev->vdev, (uint64_t)(uintptr_t)addr); g_assert_cmpint(capacity, ==, TEST_IMAGE_SIZE / 512); features = qvirtio_get_features(&qvirtio_pci, &dev->vdev); features = features & ~(QVIRTIO_F_BAD_FEATURE | (1u << VIRTIO_RING_F_INDIRECT_DESC) | (1u << VIRTIO_F_NOTIFY_ON_EMPTY) | (1u << VIRTIO_BLK_F_SCSI)); qvirtio_set_features(&qvirtio_pci, &dev->vdev, features); vqpci = (QVirtQueuePCI *)qvirtqueue_setup(&qvirtio_pci, &dev->vdev, alloc, 0); qvirtqueue_pci_msix_setup(dev, vqpci, alloc, 1); qvirtio_set_driver_ok(&qvirtio_pci, &dev->vdev); /* Write request */ req.type = VIRTIO_BLK_T_OUT; req.ioprio = 1; req.sector = 0; req.data = g_malloc0(512); strcpy(req.data, "TEST"); req_addr = virtio_blk_request(alloc, &req, 512); g_free(req.data); free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true); qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, false, true); qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false); qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head); qvirtio_wait_queue_isr(&qvirtio_pci, &dev->vdev, &vqpci->vq, QVIRTIO_BLK_TIMEOUT_US); /* Write request */ req.type = VIRTIO_BLK_T_OUT; req.ioprio = 1; req.sector = 1; req.data = g_malloc0(512); strcpy(req.data, "TEST"); req_addr = virtio_blk_request(alloc, &req, 512); g_free(req.data); /* Notify after processing the third request */ qvirtqueue_set_used_event(&vqpci->vq, 2); free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true); qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, false, true); qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false); qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head); /* No notification expected */ status = qvirtio_wait_status_byte_no_isr(&qvirtio_pci, &dev->vdev, &vqpci->vq, req_addr + 528, QVIRTIO_BLK_TIMEOUT_US); g_assert_cmpint(status, ==, 0); guest_free(alloc, req_addr); /* Read request */ req.type = VIRTIO_BLK_T_IN; req.ioprio = 1; req.sector = 1; req.data = g_malloc0(512); req_addr = virtio_blk_request(alloc, &req, 512); g_free(req.data); free_head = qvirtqueue_add(&vqpci->vq, req_addr, 16, false, true); qvirtqueue_add(&vqpci->vq, req_addr + 16, 512, true, true); qvirtqueue_add(&vqpci->vq, req_addr + 528, 1, true, false); qvirtqueue_kick(&qvirtio_pci, &dev->vdev, &vqpci->vq, free_head); qvirtio_wait_queue_isr(&qvirtio_pci, &dev->vdev, &vqpci->vq, QVIRTIO_BLK_TIMEOUT_US); status = readb(req_addr + 528); g_assert_cmpint(status, ==, 0); data = g_malloc0(512); memread(req_addr + 16, data, 512); g_assert_cmpstr(data, ==, "TEST"); g_free(data); guest_free(alloc, req_addr); /* End test */ guest_free(alloc, vqpci->vq.desc); pc_alloc_uninit(alloc); qpci_msix_disable(dev->pdev); qvirtio_pci_device_disable(dev); g_free(dev); qpci_free_pc(bus); test_end(); } | 20,648 |
1 | static void ref405ep_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; const char *kernel_filename = machine->kernel_filename; const char *kernel_cmdline = machine->kernel_cmdline; const char *initrd_filename = machine->initrd_filename; char *filename; ppc4xx_bd_info_t bd; CPUPPCState *env; qemu_irq *pic; MemoryRegion *bios; MemoryRegion *sram = g_new(MemoryRegion, 1); ram_addr_t bdloc; MemoryRegion *ram_memories = g_malloc(2 * sizeof(*ram_memories)); hwaddr ram_bases[2], ram_sizes[2]; target_ulong sram_size; long bios_size; //int phy_addr = 0; //static int phy_addr = 1; target_ulong kernel_base, initrd_base; long kernel_size, initrd_size; int linux_boot; int fl_idx, fl_sectors, len; DriveInfo *dinfo; MemoryRegion *sysmem = get_system_memory(); /* XXX: fix this */ memory_region_allocate_system_memory(&ram_memories[0], NULL, "ef405ep.ram", 0x08000000); ram_bases[0] = 0; ram_sizes[0] = 0x08000000; memory_region_init(&ram_memories[1], NULL, "ef405ep.ram1", 0); ram_bases[1] = 0x00000000; ram_sizes[1] = 0x00000000; ram_size = 128 * 1024 * 1024; #ifdef DEBUG_BOARD_INIT printf("%s: register cpu\n", __func__); #endif env = ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes, 33333333, &pic, kernel_filename == NULL ? 0 : 1); /* allocate SRAM */ sram_size = 512 * 1024; memory_region_init_ram(sram, NULL, "ef405ep.sram", sram_size, &error_abort); vmstate_register_ram_global(sram); memory_region_add_subregion(sysmem, 0xFFF00000, sram); /* allocate and load BIOS */ #ifdef DEBUG_BOARD_INIT printf("%s: register BIOS\n", __func__); #endif fl_idx = 0; #ifdef USE_FLASH_BIOS dinfo = drive_get(IF_PFLASH, 0, fl_idx); if (dinfo) { BlockBackend *blk = blk_by_legacy_dinfo(dinfo); bios_size = blk_getlength(blk); fl_sectors = (bios_size + 65535) >> 16; #ifdef DEBUG_BOARD_INIT printf("Register parallel flash %d size %lx" " at addr %lx '%s' %d\n", fl_idx, bios_size, -bios_size, blk_name(blk), fl_sectors); #endif pflash_cfi02_register((uint32_t)(-bios_size), NULL, "ef405ep.bios", bios_size, blk, 65536, fl_sectors, 1, 2, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, 1); fl_idx++; } else #endif { #ifdef DEBUG_BOARD_INIT printf("Load BIOS from file\n"); #endif bios = g_new(MemoryRegion, 1); memory_region_init_ram(bios, NULL, "ef405ep.bios", BIOS_SIZE, &error_abort); vmstate_register_ram_global(bios); if (bios_name == NULL) bios_name = BIOS_FILENAME; filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { bios_size = load_image(filename, memory_region_get_ram_ptr(bios)); g_free(filename); if (bios_size < 0 || bios_size > BIOS_SIZE) { error_report("Could not load PowerPC BIOS '%s'", bios_name); exit(1); } bios_size = (bios_size + 0xfff) & ~0xfff; memory_region_add_subregion(sysmem, (uint32_t)(-bios_size), bios); } else if (!qtest_enabled() || kernel_filename != NULL) { error_report("Could not load PowerPC BIOS '%s'", bios_name); exit(1); } else { /* Avoid an uninitialized variable warning */ bios_size = -1; } memory_region_set_readonly(bios, true); } /* Register FPGA */ #ifdef DEBUG_BOARD_INIT printf("%s: register FPGA\n", __func__); #endif ref405ep_fpga_init(sysmem, 0xF0300000); /* Register NVRAM */ #ifdef DEBUG_BOARD_INIT printf("%s: register NVRAM\n", __func__); #endif m48t59_init(NULL, 0xF0000000, 0, 8192, 1968, 8); /* Load kernel */ linux_boot = (kernel_filename != NULL); if (linux_boot) { #ifdef DEBUG_BOARD_INIT printf("%s: load kernel\n", __func__); #endif memset(&bd, 0, sizeof(bd)); bd.bi_memstart = 0x00000000; bd.bi_memsize = ram_size; bd.bi_flashstart = -bios_size; bd.bi_flashsize = -bios_size; bd.bi_flashoffset = 0; bd.bi_sramstart = 0xFFF00000; bd.bi_sramsize = sram_size; bd.bi_bootflags = 0; bd.bi_intfreq = 133333333; bd.bi_busfreq = 33333333; bd.bi_baudrate = 115200; bd.bi_s_version[0] = 'Q'; bd.bi_s_version[1] = 'M'; bd.bi_s_version[2] = 'U'; bd.bi_s_version[3] = '\0'; bd.bi_r_version[0] = 'Q'; bd.bi_r_version[1] = 'E'; bd.bi_r_version[2] = 'M'; bd.bi_r_version[3] = 'U'; bd.bi_r_version[4] = '\0'; bd.bi_procfreq = 133333333; bd.bi_plb_busfreq = 33333333; bd.bi_pci_busfreq = 33333333; bd.bi_opbfreq = 33333333; bdloc = ppc405_set_bootinfo(env, &bd, 0x00000001); env->gpr[3] = bdloc; kernel_base = KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size = load_image_targphys(kernel_filename, kernel_base, ram_size - kernel_base); if (kernel_size < 0) { fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename); exit(1); } printf("Load kernel size %ld at " TARGET_FMT_lx, kernel_size, kernel_base); /* load initrd */ if (initrd_filename) { initrd_base = INITRD_LOAD_ADDR; initrd_size = load_image_targphys(initrd_filename, initrd_base, ram_size - initrd_base); if (initrd_size < 0) { fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", initrd_filename); exit(1); } } else { initrd_base = 0; initrd_size = 0; } env->gpr[4] = initrd_base; env->gpr[5] = initrd_size; if (kernel_cmdline != NULL) { len = strlen(kernel_cmdline); bdloc -= ((len + 255) & ~255); cpu_physical_memory_write(bdloc, kernel_cmdline, len + 1); env->gpr[6] = bdloc; env->gpr[7] = bdloc + len; } else { env->gpr[6] = 0; env->gpr[7] = 0; } env->nip = KERNEL_LOAD_ADDR; } else { kernel_base = 0; kernel_size = 0; initrd_base = 0; initrd_size = 0; bdloc = 0; } #ifdef DEBUG_BOARD_INIT printf("bdloc " RAM_ADDR_FMT "\n", bdloc); printf("%s: Done\n", __func__); #endif } | 20,649 |
1 | int bdrv_check(BlockDriverState *bs) { if (bs->drv->bdrv_check == NULL) { return -ENOTSUP; } return bs->drv->bdrv_check(bs); } | 20,650 |
1 | static always_inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, int add_ca, int compute_ca, int compute_ov) { TCGv t0, t1; if ((!compute_ca && !compute_ov) || (!TCGV_EQUAL(ret,arg1) && !TCGV_EQUAL(ret, arg2))) { t0 = ret; t0 = tcg_temp_local_new(); } if (add_ca) { t1 = tcg_temp_local_new(); tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA)); tcg_gen_shri_tl(t1, t1, XER_CA); } if (compute_ca && compute_ov) { /* Start with XER CA and OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV))); } else if (compute_ca) { /* Start with XER CA disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA)); } else if (compute_ov) { /* Start with XER OV disabled, the most likely case */ tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV)); } tcg_gen_add_tl(t0, arg1, arg2); if (compute_ca) { gen_op_arith_compute_ca(ctx, t0, arg1, 0); } if (add_ca) { tcg_gen_add_tl(t0, t0, t1); gen_op_arith_compute_ca(ctx, t0, t1, 0); tcg_temp_free(t1); } if (compute_ov) { gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0); } if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, t0); if (!TCGV_EQUAL(t0, ret)) { tcg_gen_mov_tl(ret, t0); tcg_temp_free(t0); } } | 20,651 |
1 | static void test_i440fx_pam(gconstpointer opaque) { const TestData *s = opaque; QPCIBus *bus; QPCIDevice *dev; int i; static struct { uint32_t start; uint32_t end; } pam_area[] = { { 0, 0 }, /* Reserved */ { 0xF0000, 0xFFFFF }, /* BIOS Area */ { 0xC0000, 0xC3FFF }, /* Option ROM */ { 0xC4000, 0xC7FFF }, /* Option ROM */ { 0xC8000, 0xCBFFF }, /* Option ROM */ { 0xCC000, 0xCFFFF }, /* Option ROM */ { 0xD0000, 0xD3FFF }, /* Option ROM */ { 0xD4000, 0xD7FFF }, /* Option ROM */ { 0xD8000, 0xDBFFF }, /* Option ROM */ { 0xDC000, 0xDFFFF }, /* Option ROM */ { 0xE0000, 0xE3FFF }, /* BIOS Extension */ { 0xE4000, 0xE7FFF }, /* BIOS Extension */ { 0xE8000, 0xEBFFF }, /* BIOS Extension */ { 0xEC000, 0xEFFFF }, /* BIOS Extension */ }; bus = test_start_get_bus(s); dev = qpci_device_find(bus, QPCI_DEVFN(0, 0)); g_assert(dev != NULL); for (i = 0; i < ARRAY_SIZE(pam_area); i++) { if (pam_area[i].start == pam_area[i].end) { continue; } g_test_message("Checking area 0x%05x..0x%05x", pam_area[i].start, pam_area[i].end); /* Switch to RE for the area */ pam_set(dev, i, PAM_RE); /* Verify the RAM is all zeros */ g_assert(verify_area(pam_area[i].start, pam_area[i].end, 0)); /* Switch to WE for the area */ pam_set(dev, i, PAM_RE | PAM_WE); /* Write out a non-zero mask to the full area */ write_area(pam_area[i].start, pam_area[i].end, 0x42); #ifndef BROKEN /* QEMU only supports a limited form of PAM */ /* Switch to !RE for the area */ pam_set(dev, i, PAM_WE); /* Verify the area is not our mask */ g_assert(!verify_area(pam_area[i].start, pam_area[i].end, 0x42)); #endif /* Verify the area is our new mask */ g_assert(verify_area(pam_area[i].start, pam_area[i].end, 0x42)); /* Write out a new mask */ write_area(pam_area[i].start, pam_area[i].end, 0x82); #ifndef BROKEN /* QEMU only supports a limited form of PAM */ /* Verify the area is not our mask */ g_assert(!verify_area(pam_area[i].start, pam_area[i].end, 0x82)); /* Switch to RE for the area */ pam_set(dev, i, PAM_RE | PAM_WE); #endif /* Verify the area is our new mask */ g_assert(verify_area(pam_area[i].start, pam_area[i].end, 0x82)); /* Reset area */ pam_set(dev, i, 0); /* Verify the area is not our new mask */ g_assert(!verify_area(pam_area[i].start, pam_area[i].end, 0x82)); } qtest_end(); } | 20,652 |
1 | static uint64_t alloc_cluster_offset(BlockDriverState *bs, uint64_t offset, int n_start, int n_end, int *num) { BDRVQcowState *s = bs->opaque; int l2_index, ret; uint64_t l2_offset, *l2_table, cluster_offset; int nb_available, nb_clusters, i = 0; uint64_t start_sect; ret = get_cluster_table(bs, offset, &l2_table, &l2_offset, &l2_index); if (ret == 0) return 0; nb_clusters = size_to_clusters(s, n_end << 9); if (nb_clusters > s->l2_size - l2_index) nb_clusters = s->l2_size - l2_index; cluster_offset = be64_to_cpu(l2_table[l2_index]); /* We keep all QCOW_OFLAG_COPIED clusters */ if (cluster_offset & QCOW_OFLAG_COPIED) { nb_clusters = count_contiguous_clusters(nb_clusters, s->cluster_size, &l2_table[l2_index], 0); nb_available = nb_clusters << (s->cluster_bits - 9); if (nb_available > n_end) nb_available = n_end; cluster_offset &= ~QCOW_OFLAG_COPIED; goto out; } /* for the moment, multiple compressed clusters are not managed */ if (cluster_offset & QCOW_OFLAG_COMPRESSED) nb_clusters = 1; /* how many available clusters ? */ while (i < nb_clusters) { int j; i += count_contiguous_free_clusters(nb_clusters - i, &l2_table[l2_index + i]); cluster_offset = be64_to_cpu(l2_table[l2_index + i]); if ((cluster_offset & QCOW_OFLAG_COPIED) || (cluster_offset & QCOW_OFLAG_COMPRESSED)) break; j = count_contiguous_clusters(nb_clusters - i, s->cluster_size, &l2_table[l2_index + i], 0); if (j) free_any_clusters(bs, cluster_offset, j); i += j; if(be64_to_cpu(l2_table[l2_index + i])) break; } nb_clusters = i; /* allocate a new cluster */ cluster_offset = alloc_clusters(bs, nb_clusters * s->cluster_size); /* we must initialize the cluster content which won't be written */ nb_available = nb_clusters << (s->cluster_bits - 9); if (nb_available > n_end) nb_available = n_end; /* copy content of unmodified sectors */ start_sect = (offset & ~(s->cluster_size - 1)) >> 9; if (n_start) { ret = copy_sectors(bs, start_sect, cluster_offset, 0, n_start); if (ret < 0) return 0; } if (nb_available & (s->cluster_sectors - 1)) { uint64_t end = nb_available & ~(uint64_t)(s->cluster_sectors - 1); ret = copy_sectors(bs, start_sect + end, cluster_offset + (end << 9), nb_available - end, s->cluster_sectors); if (ret < 0) return 0; } /* update L2 table */ for (i = 0; i < nb_clusters; i++) l2_table[l2_index + i] = cpu_to_be64((cluster_offset + (i << s->cluster_bits)) | QCOW_OFLAG_COPIED); if (bdrv_pwrite(s->hd, l2_offset + l2_index * sizeof(uint64_t), l2_table + l2_index, nb_clusters * sizeof(uint64_t)) != nb_clusters * sizeof(uint64_t)) return 0; out: *num = nb_available - n_start; return cluster_offset; } | 20,653 |
1 | void bdrv_io_limits_enable(BlockDriverState *bs) { assert(!bs->io_limits_enabled); throttle_init(&bs->throttle_state, bdrv_get_aio_context(bs), QEMU_CLOCK_VIRTUAL, bdrv_throttle_read_timer_cb, bdrv_throttle_write_timer_cb, bs); bs->io_limits_enabled = true; } | 20,654 |
1 | static int tta_read_packet(AVFormatContext *s, AVPacket *pkt) { TTAContext *c = s->priv_data; AVStream *st = s->streams[0]; int size, ret; // FIXME! if (c->currentframe > c->totalframes) return -1; size = st->index_entries[c->currentframe].size; ret = av_get_packet(s->pb, pkt, size); pkt->dts = st->index_entries[c->currentframe++].timestamp; return ret; } | 20,655 |
1 | static void stream_seek(VideoState *is, int64_t pos, int rel) { is->seek_pos = pos; is->seek_req = 1; is->seek_flags = rel < 0 ? AVSEEK_FLAG_BACKWARD : 0; } | 20,656 |
1 | void ram_control_before_iterate(QEMUFile *f, uint64_t flags) { int ret = 0; if (f->ops->before_ram_iterate) { ret = f->ops->before_ram_iterate(f, f->opaque, flags); if (ret < 0) { qemu_file_set_error(f, ret); } } } | 20,658 |
1 | static void spapr_tce_reset(DeviceState *dev) { sPAPRTCETable *tcet = SPAPR_TCE_TABLE(dev); size_t table_size = tcet->nb_table * sizeof(uint64_t); memset(tcet->table, 0, table_size); } | 20,660 |
0 | static int mjpeg_decode_app(MJpegDecodeContext *s) { int len, id, i; len = get_bits(&s->gb, 16); if (len < 5) return AVERROR_INVALIDDATA; if (8 * len > get_bits_left(&s->gb)) return AVERROR_INVALIDDATA; id = get_bits_long(&s->gb, 32); id = av_be2ne32(id); len -= 6; if (s->avctx->debug & FF_DEBUG_STARTCODE) av_log(s->avctx, AV_LOG_DEBUG, "APPx %8X\n", id); /* Buggy AVID, it puts EOI only at every 10th frame. */ /* Also, this fourcc is used by non-avid files too, it holds some information, but it's always present in AVID-created files. */ if (id == AV_RL32("AVI1")) { /* structure: 4bytes AVI1 1bytes polarity 1bytes always zero 4bytes field_size 4bytes field_size_less_padding */ s->buggy_avid = 1; i = get_bits(&s->gb, 8); len--; av_log(s->avctx, AV_LOG_DEBUG, "polarity %d\n", i); #if 0 skip_bits(&s->gb, 8); skip_bits(&s->gb, 32); skip_bits(&s->gb, 32); len -= 10; #endif goto out; } // len -= 2; if (id == AV_RL32("JFIF")) { int t_w, t_h, v1, v2; skip_bits(&s->gb, 8); /* the trailing zero-byte */ v1 = get_bits(&s->gb, 8); v2 = get_bits(&s->gb, 8); skip_bits(&s->gb, 8); s->avctx->sample_aspect_ratio.num = get_bits(&s->gb, 16); s->avctx->sample_aspect_ratio.den = get_bits(&s->gb, 16); if (s->avctx->debug & FF_DEBUG_PICT_INFO) av_log(s->avctx, AV_LOG_INFO, "mjpeg: JFIF header found (version: %x.%x) SAR=%d/%d\n", v1, v2, s->avctx->sample_aspect_ratio.num, s->avctx->sample_aspect_ratio.den); t_w = get_bits(&s->gb, 8); t_h = get_bits(&s->gb, 8); if (t_w && t_h) { /* skip thumbnail */ if (len -10 - (t_w * t_h * 3) > 0) len -= t_w * t_h * 3; } len -= 10; goto out; } if (id == AV_RL32("Adob") && (get_bits(&s->gb, 8) == 'e')) { if (s->avctx->debug & FF_DEBUG_PICT_INFO) av_log(s->avctx, AV_LOG_INFO, "mjpeg: Adobe header found\n"); skip_bits(&s->gb, 16); /* version */ skip_bits(&s->gb, 16); /* flags0 */ skip_bits(&s->gb, 16); /* flags1 */ skip_bits(&s->gb, 8); /* transform */ len -= 7; goto out; } if (id == AV_RL32("LJIF")) { if (s->avctx->debug & FF_DEBUG_PICT_INFO) av_log(s->avctx, AV_LOG_INFO, "Pegasus lossless jpeg header found\n"); skip_bits(&s->gb, 16); /* version ? */ skip_bits(&s->gb, 16); /* unknwon always 0? */ skip_bits(&s->gb, 16); /* unknwon always 0? */ skip_bits(&s->gb, 16); /* unknwon always 0? */ switch (get_bits(&s->gb, 8)) { case 1: s->rgb = 1; s->pegasus_rct = 0; break; case 2: s->rgb = 1; s->pegasus_rct = 1; break; default: av_log(s->avctx, AV_LOG_ERROR, "unknown colorspace\n"); } len -= 9; goto out; } /* Apple MJPEG-A */ if ((s->start_code == APP1) && (len > (0x28 - 8))) { id = get_bits_long(&s->gb, 32); id = av_be2ne32(id); len -= 4; /* Apple MJPEG-A */ if (id == AV_RL32("mjpg")) { #if 0 skip_bits(&s->gb, 32); /* field size */ skip_bits(&s->gb, 32); /* pad field size */ skip_bits(&s->gb, 32); /* next off */ skip_bits(&s->gb, 32); /* quant off */ skip_bits(&s->gb, 32); /* huff off */ skip_bits(&s->gb, 32); /* image off */ skip_bits(&s->gb, 32); /* scan off */ skip_bits(&s->gb, 32); /* data off */ #endif if (s->avctx->debug & FF_DEBUG_PICT_INFO) av_log(s->avctx, AV_LOG_INFO, "mjpeg: Apple MJPEG-A header found\n"); } } out: /* slow but needed for extreme adobe jpegs */ if (len < 0) av_log(s->avctx, AV_LOG_ERROR, "mjpeg: error, decode_app parser read over the end\n"); while (--len > 0) skip_bits(&s->gb, 8); return 0; } | 20,661 |
0 | static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref, int width, int height) { DrawTextContext *dtext = ctx->priv; uint32_t code = 0, prev_code = 0; int x = 0, y = 0, i = 0, ret; int text_height; char *text = dtext->text; uint8_t *p; int str_w = 0, len; int y_min = 32000, y_max = -32000; FT_Vector delta; Glyph *glyph = NULL, *prev_glyph = NULL; Glyph dummy = { 0 }; time_t now = time(0); struct tm ltime; uint8_t *buf = dtext->expanded_text; int buf_size = dtext->expanded_text_size; if(dtext->basetime != AV_NOPTS_VALUE) now= picref->pts*av_q2d(ctx->inputs[0]->time_base) + dtext->basetime/1000000; if (!buf) { buf_size = 2*strlen(dtext->text)+1; buf = av_malloc(buf_size); } #if HAVE_LOCALTIME_R localtime_r(&now, <ime); #else if(strchr(dtext->text, '%')) ltime= *localtime(&now); #endif do { *buf = 1; if (strftime(buf, buf_size, dtext->text, <ime) != 0 || *buf == 0) break; buf_size *= 2; } while ((buf = av_realloc(buf, buf_size))); if (!buf) return AVERROR(ENOMEM); text = dtext->expanded_text = buf; dtext->expanded_text_size = buf_size; if ((len = strlen(text)) > dtext->nb_positions) { if (!(dtext->positions = av_realloc(dtext->positions, len*sizeof(*dtext->positions)))) return AVERROR(ENOMEM); dtext->nb_positions = len; } x = dtext->x; y = dtext->y; /* load and cache glyphs */ for (i = 0, p = text; *p; i++) { GET_UTF8(code, *p++, continue;); /* get glyph */ dummy.code = code; glyph = av_tree_find(dtext->glyphs, &dummy, glyph_cmp, NULL); if (!glyph) load_glyph(ctx, &glyph, code); y_min = FFMIN(glyph->bbox.yMin, y_min); y_max = FFMAX(glyph->bbox.yMax, y_max); } text_height = y_max - y_min; /* compute and save position for each glyph */ glyph = NULL; for (i = 0, p = text; *p; i++) { GET_UTF8(code, *p++, continue;); /* skip the \n in the sequence \r\n */ if (prev_code == '\r' && code == '\n') continue; prev_code = code; if (is_newline(code)) { str_w = FFMAX(str_w, x - dtext->x); y += text_height; x = dtext->x; continue; } /* get glyph */ prev_glyph = glyph; dummy.code = code; glyph = av_tree_find(dtext->glyphs, &dummy, glyph_cmp, NULL); /* kerning */ if (dtext->use_kerning && prev_glyph && glyph->code) { FT_Get_Kerning(dtext->face, prev_glyph->code, glyph->code, ft_kerning_default, &delta); x += delta.x >> 6; } if (x + glyph->bbox.xMax >= width) { str_w = FFMAX(str_w, x - dtext->x); y += text_height; x = dtext->x; } /* save position */ dtext->positions[i].x = x + glyph->bitmap_left; dtext->positions[i].y = y - glyph->bitmap_top + y_max; if (code == '\t') x = (x / dtext->tabsize + 1)*dtext->tabsize; else x += glyph->advance; } str_w = FFMIN(width - dtext->x - 1, FFMAX(str_w, x - dtext->x)); y = FFMIN(y + text_height, height - 1); /* draw box */ if (dtext->draw_box) drawbox(picref, dtext->x, dtext->y, str_w, y-dtext->y, dtext->box_line, dtext->pixel_step, dtext->boxcolor_rgba, dtext->hsub, dtext->vsub, dtext->is_packed_rgb, dtext->rgba_map); if (dtext->shadowx || dtext->shadowy) { if ((ret = draw_glyphs(dtext, picref, width, height, dtext->shadowcolor_rgba, dtext->shadowcolor, dtext->shadowx, dtext->shadowy)) < 0) return ret; } if ((ret = draw_glyphs(dtext, picref, width, height, dtext->fontcolor_rgba, dtext->fontcolor, 0, 0)) < 0) return ret; return 0; } | 20,663 |
1 | void OPPROTO op_subfme_64 (void) { T0 = ~T0 + xer_ca - 1; if (likely((uint64_t)T0 != (uint64_t)-1)) xer_ca = 1; RETURN(); } | 20,664 |
1 | void qmp_block_set_io_throttle(const char *device, int64_t bps, int64_t bps_rd, int64_t bps_wr, int64_t iops, int64_t iops_rd, int64_t iops_wr, Error **errp) { ThrottleConfig cfg; BlockDriverState *bs; bs = bdrv_find(device); if (!bs) { error_set(errp, QERR_DEVICE_NOT_FOUND, device); return; } memset(&cfg, 0, sizeof(cfg)); cfg.buckets[THROTTLE_BPS_TOTAL].avg = bps; cfg.buckets[THROTTLE_BPS_READ].avg = bps_rd; cfg.buckets[THROTTLE_BPS_WRITE].avg = bps_wr; cfg.buckets[THROTTLE_OPS_TOTAL].avg = iops; cfg.buckets[THROTTLE_OPS_READ].avg = iops_rd; cfg.buckets[THROTTLE_OPS_WRITE].avg = iops_wr; cfg.buckets[THROTTLE_BPS_TOTAL].max = 0; cfg.buckets[THROTTLE_BPS_READ].max = 0; cfg.buckets[THROTTLE_BPS_WRITE].max = 0; cfg.buckets[THROTTLE_OPS_TOTAL].max = 0; cfg.buckets[THROTTLE_OPS_READ].max = 0; cfg.buckets[THROTTLE_OPS_WRITE].max = 0; cfg.op_size = 0; if (!check_throttle_config(&cfg, errp)) { return; } if (!bs->io_limits_enabled && throttle_enabled(&cfg)) { bdrv_io_limits_enable(bs); } else if (bs->io_limits_enabled && !throttle_enabled(&cfg)) { bdrv_io_limits_disable(bs); } if (bs->io_limits_enabled) { bdrv_set_io_limits(bs, &cfg); } } | 20,665 |
1 | static inline void dxt3_block_internal(uint8_t *dst, ptrdiff_t stride, const uint8_t *block) { int x, y; uint32_t colors[4]; uint16_t color0 = AV_RL16(block + 8); uint16_t color1 = AV_RL16(block + 10); uint32_t code = AV_RL32(block + 12); extract_color(colors, color0, color1, 1, 0); for (y = 0; y < 4; y++) { const uint16_t alpha_code = AV_RL16(block + 2 * y); uint8_t alpha_values[4]; alpha_values[0] = ((alpha_code >> 0) & 0x0F) * 17; alpha_values[1] = ((alpha_code >> 4) & 0x0F) * 17; alpha_values[2] = ((alpha_code >> 8) & 0x0F) * 17; alpha_values[3] = ((alpha_code >> 12) & 0x0F) * 17; for (x = 0; x < 4; x++) { uint8_t alpha = alpha_values[x]; uint32_t pixel = colors[code & 3] | (alpha << 24); code >>= 2; AV_WL32(dst + x * 4, pixel); } dst += stride; } } | 20,666 |
1 | void tcg_func_start(TCGContext *s) { tcg_pool_reset(s); s->nb_temps = s->nb_globals; /* No temps have been previously allocated for size or locality. */ memset(s->free_temps, 0, sizeof(s->free_temps)); s->nb_labels = 0; s->current_frame_offset = s->frame_start; #ifdef CONFIG_DEBUG_TCG s->goto_tb_issue_mask = 0; #endif s->gen_op_buf[0].next = 1; s->gen_op_buf[0].prev = 0; s->gen_next_op_idx = 1; } | 20,667 |
1 | static int find_unused_picture(MpegEncContext *s, int shared) { int i; if (shared) { for (i = 0; i < MAX_PICTURE_COUNT; i++) { if (s->picture[i].f.data[0] == NULL) return i; } } else { for (i = 0; i < MAX_PICTURE_COUNT; i++) { if (pic_is_unused(s, &s->picture[i])) return i; } } av_log(s->avctx, AV_LOG_FATAL, "Internal error, picture buffer overflow\n"); /* We could return -1, but the codec would crash trying to draw into a * non-existing frame anyway. This is safer than waiting for a random crash. * Also the return of this is never useful, an encoder must only allocate * as much as allowed in the specification. This has no relationship to how * much libavcodec could allocate (and MAX_PICTURE_COUNT is always large * enough for such valid streams). * Plus, a decoder has to check stream validity and remove frames if too * many reference frames are around. Waiting for "OOM" is not correct at * all. Similarly, missing reference frames have to be replaced by * interpolated/MC frames, anything else is a bug in the codec ... */ abort(); return -1; } | 20,668 |
1 | static int xvid_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *picture, int *got_packet) { int xerr, i, ret, user_packet = !!pkt->data; struct xvid_context *x = avctx->priv_data; AVFrame *p = avctx->coded_frame; int mb_width = (avctx->width + 15) / 16; int mb_height = (avctx->height + 15) / 16; char *tmp; xvid_enc_frame_t xvid_enc_frame = { 0 }; xvid_enc_stats_t xvid_enc_stats = { 0 }; if ((ret = ff_alloc_packet2(avctx, pkt, mb_width*mb_height*MAX_MB_BYTES + FF_MIN_BUFFER_SIZE)) < 0) return ret; /* Start setting up the frame */ xvid_enc_frame.version = XVID_VERSION; xvid_enc_stats.version = XVID_VERSION; /* Let Xvid know where to put the frame. */ xvid_enc_frame.bitstream = pkt->data; xvid_enc_frame.length = pkt->size; /* Initialize input image fields */ if (avctx->pix_fmt != AV_PIX_FMT_YUV420P) { av_log(avctx, AV_LOG_ERROR, "Xvid: Color spaces other than 420P not supported\n"); return AVERROR(EINVAL); } xvid_enc_frame.input.csp = XVID_CSP_PLANAR; /* YUV420P */ for (i = 0; i < 4; i++) { xvid_enc_frame.input.plane[i] = picture->data[i]; xvid_enc_frame.input.stride[i] = picture->linesize[i]; } /* Encoder Flags */ xvid_enc_frame.vop_flags = x->vop_flags; xvid_enc_frame.vol_flags = x->vol_flags; xvid_enc_frame.motion = x->me_flags; xvid_enc_frame.type = picture->pict_type == AV_PICTURE_TYPE_I ? XVID_TYPE_IVOP : picture->pict_type == AV_PICTURE_TYPE_P ? XVID_TYPE_PVOP : picture->pict_type == AV_PICTURE_TYPE_B ? XVID_TYPE_BVOP : XVID_TYPE_AUTO; /* Pixel aspect ratio setting */ if (avctx->sample_aspect_ratio.num < 0 || avctx->sample_aspect_ratio.num > 255 || avctx->sample_aspect_ratio.den < 0 || avctx->sample_aspect_ratio.den > 255) { av_log(avctx, AV_LOG_WARNING, "Invalid pixel aspect ratio %i/%i, limit is 255/255 reducing\n", avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den); av_reduce(&avctx->sample_aspect_ratio.num, &avctx->sample_aspect_ratio.den, avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, 255); } xvid_enc_frame.par = XVID_PAR_EXT; xvid_enc_frame.par_width = avctx->sample_aspect_ratio.num; xvid_enc_frame.par_height = avctx->sample_aspect_ratio.den; /* Quant Setting */ if (x->qscale) xvid_enc_frame.quant = picture->quality / FF_QP2LAMBDA; else xvid_enc_frame.quant = 0; /* Matrices */ xvid_enc_frame.quant_intra_matrix = x->intra_matrix; xvid_enc_frame.quant_inter_matrix = x->inter_matrix; /* Encode */ xerr = xvid_encore(x->encoder_handle, XVID_ENC_ENCODE, &xvid_enc_frame, &xvid_enc_stats); /* Two-pass log buffer swapping */ avctx->stats_out = NULL; if (x->twopassbuffer) { tmp = x->old_twopassbuffer; x->old_twopassbuffer = x->twopassbuffer; x->twopassbuffer = tmp; x->twopassbuffer[0] = 0; if (x->old_twopassbuffer[0] != 0) { avctx->stats_out = x->old_twopassbuffer; } } if (xerr > 0) { *got_packet = 1; p->quality = xvid_enc_stats.quant * FF_QP2LAMBDA; if (xvid_enc_stats.type == XVID_TYPE_PVOP) p->pict_type = AV_PICTURE_TYPE_P; else if (xvid_enc_stats.type == XVID_TYPE_BVOP) p->pict_type = AV_PICTURE_TYPE_B; else if (xvid_enc_stats.type == XVID_TYPE_SVOP) p->pict_type = AV_PICTURE_TYPE_S; else p->pict_type = AV_PICTURE_TYPE_I; if (xvid_enc_frame.out_flags & XVID_KEYFRAME) { p->key_frame = 1; pkt->flags |= AV_PKT_FLAG_KEY; if (x->quicktime_format) return xvid_strip_vol_header(avctx, pkt, xvid_enc_stats.hlength, xerr); } else p->key_frame = 0; pkt->size = xerr; return 0; } else { if (!user_packet) av_free_packet(pkt); if (!xerr) return 0; av_log(avctx, AV_LOG_ERROR, "Xvid: Encoding Error Occurred: %i\n", xerr); return AVERROR_EXTERNAL; } } | 20,669 |
1 | static void fdctrl_write_data (fdctrl_t *fdctrl, uint32_t value) { fdrive_t *cur_drv; int pos; /* Reset mode */ if (!(fdctrl->dor & FD_DOR_nRESET)) { FLOPPY_DPRINTF("Floppy controller in RESET state !\n"); return; } if (!(fdctrl->msr & FD_MSR_RQM) || (fdctrl->msr & FD_MSR_DIO)) { FLOPPY_ERROR("controller not ready for writing\n"); return; } fdctrl->dsr &= ~FD_DSR_PWRDOWN; /* Is it write command time ? */ if (fdctrl->msr & FD_MSR_NONDMA) { /* FIFO data write */ fdctrl->fifo[fdctrl->data_pos++] = value; if (fdctrl->data_pos % FD_SECTOR_LEN == (FD_SECTOR_LEN - 1) || fdctrl->data_pos == fdctrl->data_len) { cur_drv = get_cur_drv(fdctrl); if (bdrv_write(cur_drv->bs, fd_sector(cur_drv), fdctrl->fifo, 1) < 0) { FLOPPY_ERROR("writing sector %d\n", fd_sector(cur_drv)); return; } if (!fdctrl_seek_to_next_sect(fdctrl, cur_drv)) { FLOPPY_DPRINTF("error seeking to next sector %d\n", fd_sector(cur_drv)); return; } } /* Switch from transfer mode to status mode * then from status mode to command mode */ if (fdctrl->data_pos == fdctrl->data_len) fdctrl_stop_transfer(fdctrl, FD_SR0_SEEK, 0x00, 0x00); return; } if (fdctrl->data_pos == 0) { /* Command */ pos = command_to_handler[value & 0xff]; FLOPPY_DPRINTF("%s command\n", handlers[pos].name); fdctrl->data_len = handlers[pos].parameters + 1; } FLOPPY_DPRINTF("%s: %02x\n", __func__, value); fdctrl->fifo[fdctrl->data_pos++] = value; if (fdctrl->data_pos == fdctrl->data_len) { /* We now have all parameters * and will be able to treat the command */ if (fdctrl->data_state & FD_STATE_FORMAT) { fdctrl_format_sector(fdctrl); return; } pos = command_to_handler[fdctrl->fifo[0] & 0xff]; FLOPPY_DPRINTF("treat %s command\n", handlers[pos].name); (*handlers[pos].handler)(fdctrl, handlers[pos].direction); } } | 20,671 |
0 | void ff_avg_h264_qpel16_mc32_msa(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) { avc_luma_midh_qrt_and_aver_dst_16w_msa(src - (2 * stride) - 2, stride, dst, stride, 16, 1); } | 20,672 |
1 | static int vhdx_create_new_region_table(BlockDriverState *bs, uint64_t image_size, uint32_t block_size, uint32_t sector_size, uint32_t log_size, bool use_zero_blocks, VHDXImageType type, uint64_t *metadata_offset) { int ret = 0; uint32_t offset = 0; void *buffer = NULL; uint64_t bat_file_offset; uint32_t bat_length; BDRVVHDXState *s = NULL; VHDXRegionTableHeader *region_table; VHDXRegionTableEntry *rt_bat; VHDXRegionTableEntry *rt_metadata; assert(metadata_offset != NULL); /* Populate enough of the BDRVVHDXState to be able to use the * pre-existing BAT calculation, translation, and update functions */ s = g_malloc0(sizeof(BDRVVHDXState)); s->chunk_ratio = (VHDX_MAX_SECTORS_PER_BLOCK) * (uint64_t) sector_size / (uint64_t) block_size; s->sectors_per_block = block_size / sector_size; s->virtual_disk_size = image_size; s->block_size = block_size; s->logical_sector_size = sector_size; vhdx_set_shift_bits(s); vhdx_calc_bat_entries(s); /* At this point the VHDX state is populated enough for creation */ /* a single buffer is used so we can calculate the checksum over the * entire 64KB block */ buffer = g_malloc0(VHDX_HEADER_BLOCK_SIZE); region_table = buffer; offset += sizeof(VHDXRegionTableHeader); rt_bat = buffer + offset; offset += sizeof(VHDXRegionTableEntry); rt_metadata = buffer + offset; region_table->signature = VHDX_REGION_SIGNATURE; region_table->entry_count = 2; /* BAT and Metadata */ rt_bat->guid = bat_guid; rt_bat->length = ROUND_UP(s->bat_entries * sizeof(VHDXBatEntry), MiB); rt_bat->file_offset = ROUND_UP(VHDX_HEADER_SECTION_END + log_size, MiB); s->bat_offset = rt_bat->file_offset; rt_metadata->guid = metadata_guid; rt_metadata->file_offset = ROUND_UP(rt_bat->file_offset + rt_bat->length, MiB); rt_metadata->length = 1 * MiB; /* min size, and more than enough */ *metadata_offset = rt_metadata->file_offset; bat_file_offset = rt_bat->file_offset; bat_length = rt_bat->length; vhdx_region_header_le_export(region_table); vhdx_region_entry_le_export(rt_bat); vhdx_region_entry_le_export(rt_metadata); vhdx_update_checksum(buffer, VHDX_HEADER_BLOCK_SIZE, offsetof(VHDXRegionTableHeader, checksum)); /* The region table gives us the data we need to create the BAT, * so do that now */ ret = vhdx_create_bat(bs, s, image_size, type, use_zero_blocks, bat_file_offset, bat_length); if (ret < 0) { goto exit; } /* Now write out the region headers to disk */ ret = bdrv_pwrite(bs, VHDX_REGION_TABLE_OFFSET, buffer, VHDX_HEADER_BLOCK_SIZE); if (ret < 0) { goto exit; } ret = bdrv_pwrite(bs, VHDX_REGION_TABLE2_OFFSET, buffer, VHDX_HEADER_BLOCK_SIZE); if (ret < 0) { goto exit; } exit: g_free(s); g_free(buffer); return ret; } | 20,673 |
1 | iscsi_unmap_cb(struct iscsi_context *iscsi, int status, void *command_data, void *opaque) { IscsiAIOCB *acb = opaque; if (acb->canceled != 0) { qemu_aio_release(acb); scsi_free_scsi_task(acb->task); acb->task = NULL; return; } acb->status = 0; if (status < 0) { error_report("Failed to unmap data on iSCSI lun. %s", iscsi_get_error(iscsi)); acb->status = -EIO; } iscsi_schedule_bh(acb); scsi_free_scsi_task(acb->task); acb->task = NULL; } | 20,674 |
1 | static void gen_wsr_prid(DisasContext *dc, uint32_t sr, TCGv_i32 v) { } | 20,675 |
1 | int ff_mpeg4_encode_picture_header(MpegEncContext *s, int picture_number) { int time_incr; int time_div, time_mod; if (s->pict_type == AV_PICTURE_TYPE_I) { if (!(s->avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER)) { if (s->strict_std_compliance < FF_COMPLIANCE_VERY_STRICT) // HACK, the reference sw is buggy mpeg4_encode_visual_object_header(s); if (s->strict_std_compliance < FF_COMPLIANCE_VERY_STRICT || picture_number == 0) // HACK, the reference sw is buggy mpeg4_encode_vol_header(s, 0, 0); } if (!(s->workaround_bugs & FF_BUG_MS)) mpeg4_encode_gop_header(s); } s->partitioned_frame = s->data_partitioning && s->pict_type != AV_PICTURE_TYPE_B; put_bits(&s->pb, 16, 0); /* vop header */ put_bits(&s->pb, 16, VOP_STARTCODE); /* vop header */ put_bits(&s->pb, 2, s->pict_type - 1); /* pict type: I = 0 , P = 1 */ time_div = FFUDIV(s->time, s->avctx->time_base.den); time_mod = FFUMOD(s->time, s->avctx->time_base.den); time_incr = time_div - s->last_time_base; av_assert0(time_incr >= 0); // This limits the frame duration to max 1 hour if (time_incr > 3600) { av_log(s->avctx, AV_LOG_ERROR, "time_incr %d too large\n", time_incr); return AVERROR(EINVAL); } while (time_incr--) put_bits(&s->pb, 1, 1); put_bits(&s->pb, 1, 0); put_bits(&s->pb, 1, 1); /* marker */ put_bits(&s->pb, s->time_increment_bits, time_mod); /* time increment */ put_bits(&s->pb, 1, 1); /* marker */ put_bits(&s->pb, 1, 1); /* vop coded */ if (s->pict_type == AV_PICTURE_TYPE_P) { put_bits(&s->pb, 1, s->no_rounding); /* rounding type */ } put_bits(&s->pb, 3, 0); /* intra dc VLC threshold */ if (!s->progressive_sequence) { put_bits(&s->pb, 1, s->current_picture_ptr->f->top_field_first); put_bits(&s->pb, 1, s->alternate_scan); } // FIXME sprite stuff put_bits(&s->pb, 5, s->qscale); if (s->pict_type != AV_PICTURE_TYPE_I) put_bits(&s->pb, 3, s->f_code); /* fcode_for */ if (s->pict_type == AV_PICTURE_TYPE_B) put_bits(&s->pb, 3, s->b_code); /* fcode_back */ return 0; } | 20,677 |
1 | static int read_quant_table(RangeCoder *c, int16_t *quant_table, int scale){ int v; int i=0; uint8_t state[CONTEXT_SIZE]; memset(state, 128, sizeof(state)); for(v=0; i<128 ; v++){ int len= get_symbol(c, state, 0) + 1; if(len + i > 128) return -1; while(len--){ quant_table[i] = scale*v; i++; //printf("%2d ",v); //if(i%16==0) printf("\n"); } } for(i=1; i<128; i++){ quant_table[256-i]= -quant_table[i]; } quant_table[128]= -quant_table[127]; return 2*v - 1; } | 20,678 |
0 | static int parse_read_intervals(const char *intervals_spec) { int ret, n, i; char *p, *spec = av_strdup(intervals_spec); if (!spec) return AVERROR(ENOMEM); /* preparse specification, get number of intervals */ for (n = 0, p = spec; *p; p++) if (*p == ',') n++; n++; read_intervals = av_malloc(n * sizeof(*read_intervals)); if (!read_intervals) { ret = AVERROR(ENOMEM); goto end; } read_intervals_nb = n; /* parse intervals */ p = spec; for (i = 0; i < n; i++) { char *next = strchr(p, ','); if (next) *next++ = 0; read_intervals[i].id = i; ret = parse_read_interval(p, &read_intervals[i]); if (ret < 0) { av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n", i, p); goto end; } av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval "); log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE); p = next; av_assert0(i <= read_intervals_nb); } av_assert0(i == read_intervals_nb); end: av_free(spec); return ret; } | 20,679 |
1 | static void piix4_pm_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); k->no_hotplug = 1; k->init = piix4_pm_initfn; k->config_write = pm_write_config; k->vendor_id = PCI_VENDOR_ID_INTEL; k->device_id = PCI_DEVICE_ID_INTEL_82371AB_3; k->revision = 0x03; k->class_id = PCI_CLASS_BRIDGE_OTHER; dc->desc = "PM"; dc->no_user = 1; dc->vmsd = &vmstate_acpi; dc->props = piix4_pm_properties; } | 20,680 |
1 | static void setup_rt_frame_v1(int usig, struct target_sigaction *ka, target_siginfo_t *info, target_sigset_t *set, CPUARMState *env) { struct rt_sigframe_v1 *frame; abi_ulong frame_addr = get_sigframe(ka, env, sizeof(*frame)); struct target_sigaltstack stack; int i; abi_ulong info_addr, uc_addr; if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) return /* 1 */; info_addr = frame_addr + offsetof(struct rt_sigframe_v1, info); __put_user(info_addr, &frame->pinfo); uc_addr = frame_addr + offsetof(struct rt_sigframe_v1, uc); __put_user(uc_addr, &frame->puc); copy_siginfo_to_user(&frame->info, info); /* Clear all the bits of the ucontext we don't use. */ memset(&frame->uc, 0, offsetof(struct target_ucontext_v1, tuc_mcontext)); memset(&stack, 0, sizeof(stack)); __put_user(target_sigaltstack_used.ss_sp, &stack.ss_sp); __put_user(target_sigaltstack_used.ss_size, &stack.ss_size); __put_user(sas_ss_flags(get_sp_from_cpustate(env)), &stack.ss_flags); memcpy(&frame->uc.tuc_stack, &stack, sizeof(stack)); setup_sigcontext(&frame->uc.tuc_mcontext, env, set->sig[0]); for(i = 0; i < TARGET_NSIG_WORDS; i++) { if (__put_user(set->sig[i], &frame->uc.tuc_sigmask.sig[i])) goto end; } setup_return(env, ka, &frame->retcode, frame_addr, usig, frame_addr + offsetof(struct rt_sigframe_v1, retcode)); env->regs[1] = info_addr; env->regs[2] = uc_addr; end: unlock_user_struct(frame, frame_addr, 1); } | 20,681 |
0 | static int alac_decode_frame(AVCodecContext *avctx, void *outbuffer, int *outputsize, AVPacket *avpkt) { const uint8_t *inbuffer = avpkt->data; int input_buffer_size = avpkt->size; ALACContext *alac = avctx->priv_data; int channels; unsigned int outputsamples; int hassize; unsigned int readsamplesize; int isnotcompressed; uint8_t interlacing_shift; uint8_t interlacing_leftweight; int i, ch; /* short-circuit null buffers */ if (!inbuffer || !input_buffer_size) return -1; init_get_bits(&alac->gb, inbuffer, input_buffer_size * 8); channels = get_bits(&alac->gb, 3) + 1; if (channels != avctx->channels) { av_log(avctx, AV_LOG_ERROR, "frame header channel count mismatch\n"); return AVERROR_INVALIDDATA; } /* 2^result = something to do with output waiting. * perhaps matters if we read > 1 frame in a pass? */ skip_bits(&alac->gb, 4); skip_bits(&alac->gb, 12); /* unknown, skip 12 bits */ /* the output sample size is stored soon */ hassize = get_bits1(&alac->gb); alac->extra_bits = get_bits(&alac->gb, 2) << 3; /* whether the frame is compressed */ isnotcompressed = get_bits1(&alac->gb); if (hassize) { /* now read the number of samples as a 32bit integer */ outputsamples = get_bits_long(&alac->gb, 32); if(outputsamples > alac->setinfo_max_samples_per_frame){ av_log(avctx, AV_LOG_ERROR, "outputsamples %d > %d\n", outputsamples, alac->setinfo_max_samples_per_frame); return -1; } } else outputsamples = alac->setinfo_max_samples_per_frame; alac->bytespersample = channels * av_get_bytes_per_sample(avctx->sample_fmt); if(outputsamples > *outputsize / alac->bytespersample){ av_log(avctx, AV_LOG_ERROR, "sample buffer too small\n"); return -1; } *outputsize = outputsamples * alac->bytespersample; readsamplesize = alac->setinfo_sample_size - alac->extra_bits + channels - 1; if (readsamplesize > MIN_CACHE_BITS) { av_log(avctx, AV_LOG_ERROR, "readsamplesize too big (%d)\n", readsamplesize); return -1; } if (!isnotcompressed) { /* so it is compressed */ int16_t predictor_coef_table[MAX_CHANNELS][32]; int predictor_coef_num[MAX_CHANNELS]; int prediction_type[MAX_CHANNELS]; int prediction_quantitization[MAX_CHANNELS]; int ricemodifier[MAX_CHANNELS]; interlacing_shift = get_bits(&alac->gb, 8); interlacing_leftweight = get_bits(&alac->gb, 8); for (ch = 0; ch < channels; ch++) { prediction_type[ch] = get_bits(&alac->gb, 4); prediction_quantitization[ch] = get_bits(&alac->gb, 4); ricemodifier[ch] = get_bits(&alac->gb, 3); predictor_coef_num[ch] = get_bits(&alac->gb, 5); /* read the predictor table */ for (i = 0; i < predictor_coef_num[ch]; i++) predictor_coef_table[ch][i] = (int16_t)get_bits(&alac->gb, 16); } if (alac->extra_bits) { for (i = 0; i < outputsamples; i++) { for (ch = 0; ch < channels; ch++) alac->extra_bits_buffer[ch][i] = get_bits(&alac->gb, alac->extra_bits); } } for (ch = 0; ch < channels; ch++) { bastardized_rice_decompress(alac, alac->predicterror_buffer[ch], outputsamples, readsamplesize, alac->setinfo_rice_initialhistory, alac->setinfo_rice_kmodifier, ricemodifier[ch] * alac->setinfo_rice_historymult / 4, (1 << alac->setinfo_rice_kmodifier) - 1); if (prediction_type[ch] == 0) { /* adaptive fir */ predictor_decompress_fir_adapt(alac->predicterror_buffer[ch], alac->outputsamples_buffer[ch], outputsamples, readsamplesize, predictor_coef_table[ch], predictor_coef_num[ch], prediction_quantitization[ch]); } else { av_log(avctx, AV_LOG_ERROR, "FIXME: unhandled prediction type: %i\n", prediction_type[ch]); /* I think the only other prediction type (or perhaps this is * just a boolean?) runs adaptive fir twice.. like: * predictor_decompress_fir_adapt(predictor_error, tempout, ...) * predictor_decompress_fir_adapt(predictor_error, outputsamples ...) * little strange.. */ } } } else { /* not compressed, easy case */ for (i = 0; i < outputsamples; i++) { for (ch = 0; ch < channels; ch++) { alac->outputsamples_buffer[ch][i] = get_sbits_long(&alac->gb, alac->setinfo_sample_size); } } alac->extra_bits = 0; interlacing_shift = 0; interlacing_leftweight = 0; } if (get_bits(&alac->gb, 3) != 7) av_log(avctx, AV_LOG_ERROR, "Error : Wrong End Of Frame\n"); if (channels == 2 && interlacing_leftweight) { decorrelate_stereo(alac->outputsamples_buffer, outputsamples, interlacing_shift, interlacing_leftweight); } if (alac->extra_bits) { append_extra_bits(alac->outputsamples_buffer, alac->extra_bits_buffer, alac->extra_bits, alac->numchannels, outputsamples); } switch(alac->setinfo_sample_size) { case 16: if (channels == 2) { interleave_stereo_16(alac->outputsamples_buffer, outbuffer, outputsamples); } else { for (i = 0; i < outputsamples; i++) { ((int16_t*)outbuffer)[i] = alac->outputsamples_buffer[0][i]; } } break; case 24: if (channels == 2) { interleave_stereo_24(alac->outputsamples_buffer, outbuffer, outputsamples); } else { for (i = 0; i < outputsamples; i++) ((int32_t *)outbuffer)[i] = alac->outputsamples_buffer[0][i] << 8; } break; } if (input_buffer_size * 8 - get_bits_count(&alac->gb) > 8) av_log(avctx, AV_LOG_ERROR, "Error : %d bits left\n", input_buffer_size * 8 - get_bits_count(&alac->gb)); return input_buffer_size; } | 20,682 |
1 | static int do_co_pwrite_zeroes(BlockBackend *blk, int64_t offset, int64_t count, int flags, int64_t *total) { Coroutine *co; CoWriteZeroes data = { .blk = blk, .offset = offset, .count = count, .total = total, .flags = flags, .done = false, }; if (count >> BDRV_SECTOR_BITS > INT_MAX) { return -ERANGE; } co = qemu_coroutine_create(co_pwrite_zeroes_entry); qemu_coroutine_enter(co, &data); while (!data.done) { aio_poll(blk_get_aio_context(blk), true); } if (data.ret < 0) { return data.ret; } else { return 1; } } | 20,683 |
1 | static void idreg_init(target_phys_addr_t addr) { DeviceState *dev; SysBusDevice *s; dev = qdev_create(NULL, "macio_idreg"); qdev_init(dev); s = sysbus_from_qdev(dev); sysbus_mmio_map(s, 0, addr); cpu_physical_memory_write_rom(addr, idreg_data, sizeof(idreg_data)); } | 20,684 |
1 | static void fdctrl_start_transfer (fdctrl_t *fdctrl, int direction) { fdrive_t *cur_drv; uint8_t kh, kt, ks; int did_seek; fdctrl->cur_drv = fdctrl->fifo[1] & 1; cur_drv = get_cur_drv(fdctrl); kt = fdctrl->fifo[2]; kh = fdctrl->fifo[3]; ks = fdctrl->fifo[4]; FLOPPY_DPRINTF("Start transfer at %d %d %02x %02x (%d)\n", fdctrl->cur_drv, kh, kt, ks, _fd_sector(kh, kt, ks, cur_drv->last_sect)); did_seek = 0; switch (fd_seek(cur_drv, kh, kt, ks, fdctrl->config & 0x40)) { case 2: /* sect too big */ fdctrl_stop_transfer(fdctrl, 0x40, 0x00, 0x00); fdctrl->fifo[3] = kt; fdctrl->fifo[4] = kh; fdctrl->fifo[5] = ks; return; case 3: /* track too big */ fdctrl_stop_transfer(fdctrl, 0x40, 0x80, 0x00); fdctrl->fifo[3] = kt; fdctrl->fifo[4] = kh; fdctrl->fifo[5] = ks; return; case 4: /* No seek enabled */ fdctrl_stop_transfer(fdctrl, 0x40, 0x00, 0x00); fdctrl->fifo[3] = kt; fdctrl->fifo[4] = kh; fdctrl->fifo[5] = ks; return; case 1: did_seek = 1; break; default: break; } /* Set the FIFO state */ fdctrl->data_dir = direction; fdctrl->data_pos = 0; FD_SET_STATE(fdctrl->data_state, FD_STATE_DATA); /* FIFO ready for data */ if (fdctrl->fifo[0] & 0x80) fdctrl->data_state |= FD_STATE_MULTI; else fdctrl->data_state &= ~FD_STATE_MULTI; if (did_seek) fdctrl->data_state |= FD_STATE_SEEK; else fdctrl->data_state &= ~FD_STATE_SEEK; if (fdctrl->fifo[5] == 00) { fdctrl->data_len = fdctrl->fifo[8]; } else { int tmp; fdctrl->data_len = 128 << fdctrl->fifo[5]; tmp = (cur_drv->last_sect - ks + 1); if (fdctrl->fifo[0] & 0x80) tmp += cur_drv->last_sect; fdctrl->data_len *= tmp; } fdctrl->eot = fdctrl->fifo[6]; if (fdctrl->dma_en) { int dma_mode; /* DMA transfer are enabled. Check if DMA channel is well programmed */ dma_mode = DMA_get_channel_mode(fdctrl->dma_chann); dma_mode = (dma_mode >> 2) & 3; FLOPPY_DPRINTF("dma_mode=%d direction=%d (%d - %d)\n", dma_mode, direction, (128 << fdctrl->fifo[5]) * (cur_drv->last_sect - ks + 1), fdctrl->data_len); if (((direction == FD_DIR_SCANE || direction == FD_DIR_SCANL || direction == FD_DIR_SCANH) && dma_mode == 0) || (direction == FD_DIR_WRITE && dma_mode == 2) || (direction == FD_DIR_READ && dma_mode == 1)) { /* No access is allowed until DMA transfer has completed */ fdctrl->state |= FD_CTRL_BUSY; /* Now, we just have to wait for the DMA controller to * recall us... */ DMA_hold_DREQ(fdctrl->dma_chann); DMA_schedule(fdctrl->dma_chann); return; } else { FLOPPY_ERROR("dma_mode=%d direction=%d\n", dma_mode, direction); } } FLOPPY_DPRINTF("start non-DMA transfer\n"); /* IO based transfer: calculate len */ fdctrl_raise_irq(fdctrl, 0x00); return; } | 20,685 |
1 | int qemu_chr_open_msmouse(QemuOpts *opts, CharDriverState **_chr) { CharDriverState *chr; chr = g_malloc0(sizeof(CharDriverState)); chr->chr_write = msmouse_chr_write; chr->chr_close = msmouse_chr_close; qemu_add_mouse_event_handler(msmouse_event, chr, 0, "QEMU Microsoft Mouse"); *_chr = chr; return 0; } | 20,686 |
0 | static char *var_read_string(AVIOContext *pb, int size) { int n; char *str = av_malloc(size + 1); if (!str) return NULL; n = avio_get_str(pb, size, str, size + 1); if (n < size) avio_skip(pb, size - n); return str; } | 20,687 |
0 | static char *ctime1(char *buf2, int buf_size) { time_t ti; char *p; ti = time(NULL); p = ctime(&ti); av_strlcpy(buf2, p, buf_size); p = buf2 + strlen(p) - 1; if (*p == '\n') *p = '\0'; return buf2; } | 20,688 |
1 | void ff_convert_matrix(MpegEncContext *s, int (*qmat)[64], uint16_t (*qmat16)[2][64], const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra) { FDCTDSPContext *fdsp = &s->fdsp; int qscale; int shift = 0; for (qscale = qmin; qscale <= qmax; qscale++) { int i; int qscale2; if (s->q_scale_type) qscale2 = ff_mpeg2_non_linear_qscale[qscale]; else qscale2 = qscale << 1; if (fdsp->fdct == ff_jpeg_fdct_islow_8 || #if CONFIG_FAANDCT fdsp->fdct == ff_faandct || #endif /* CONFIG_FAANDCT */ fdsp->fdct == ff_jpeg_fdct_islow_10) { for (i = 0; i < 64; i++) { const int j = s->idsp.idct_permutation[i]; int64_t den = (int64_t) qscale2 * quant_matrix[j]; /* 16 <= qscale * quant_matrix[i] <= 7905 * Assume x = ff_aanscales[i] * qscale * quant_matrix[i] * 19952 <= x <= 249205026 * (1 << 36) / 19952 >= (1 << 36) / (x) >= (1 << 36) / 249205026 * 3444240 >= (1 << 36) / (x) >= 275 */ qmat[qscale][i] = (int)((UINT64_C(2) << QMAT_SHIFT) / den); } } else if (fdsp->fdct == ff_fdct_ifast) { for (i = 0; i < 64; i++) { const int j = s->idsp.idct_permutation[i]; int64_t den = ff_aanscales[i] * (int64_t) qscale2 * quant_matrix[j]; /* 16 <= qscale * quant_matrix[i] <= 7905 * Assume x = ff_aanscales[i] * qscale * quant_matrix[i] * 19952 <= x <= 249205026 * (1 << 36) / 19952 >= (1 << 36) / (x) >= (1 << 36) / 249205026 * 3444240 >= (1 << 36) / (x) >= 275 */ qmat[qscale][i] = (int)((UINT64_C(2) << (QMAT_SHIFT + 14)) / den); } } else { for (i = 0; i < 64; i++) { const int j = s->idsp.idct_permutation[i]; int64_t den = (int64_t) qscale2 * quant_matrix[j]; /* We can safely suppose that 16 <= quant_matrix[i] <= 255 * Assume x = qscale * quant_matrix[i] * So 16 <= x <= 7905 * so (1 << 19) / 16 >= (1 << 19) / (x) >= (1 << 19) / 7905 * so 32768 >= (1 << 19) / (x) >= 67 */ qmat[qscale][i] = (int)((UINT64_C(2) << QMAT_SHIFT) / den); //qmat [qscale][i] = (1 << QMAT_SHIFT_MMX) / // (qscale * quant_matrix[i]); qmat16[qscale][0][i] = (2 << QMAT_SHIFT_MMX) / den; if (qmat16[qscale][0][i] == 0 || qmat16[qscale][0][i] == 128 * 256) qmat16[qscale][0][i] = 128 * 256 - 1; qmat16[qscale][1][i] = ROUNDED_DIV(bias << (16 - QUANT_BIAS_SHIFT), qmat16[qscale][0][i]); } } for (i = intra; i < 64; i++) { int64_t max = 8191; if (fdsp->fdct == ff_fdct_ifast) { max = (8191LL * ff_aanscales[i]) >> 14; } while (((max * qmat[qscale][i]) >> shift) > INT_MAX) { shift++; } } } if (shift) { av_log(NULL, AV_LOG_INFO, "Warning, QMAT_SHIFT is larger than %d, overflows possible\n", QMAT_SHIFT - shift); } } | 20,689 |
1 | static void __attribute__((constructor)) coroutine_init(void) { if (!g_thread_supported()) { g_thread_init(NULL); } coroutine_cond = g_cond_new(); } | 20,690 |
1 | static void loadvm_postcopy_handle_run_bh(void *opaque) { Error *local_err = NULL; MigrationIncomingState *mis = opaque; /* TODO we should move all of this lot into postcopy_ram.c or a shared code * in migration.c */ cpu_synchronize_all_post_init(); qemu_announce_self(); /* Make sure all file formats flush their mutable metadata */ bdrv_invalidate_cache_all(&local_err); if (local_err) { error_report_err(local_err); } trace_loadvm_postcopy_handle_run_cpu_sync(); cpu_synchronize_all_post_init(); trace_loadvm_postcopy_handle_run_vmstart(); if (autostart) { /* Hold onto your hats, starting the CPU */ vm_start(); } else { /* leave it paused and let management decide when to start the CPU */ runstate_set(RUN_STATE_PAUSED); } qemu_bh_delete(mis->bh); } | 20,691 |
1 | static BlockDriverAIOCB *bdrv_aio_rw_vector(BlockDriverState *bs, int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, BlockDriverCompletionFunc *cb, void *opaque, int is_write) { BlockDriverAIOCBSync *acb; acb = qemu_aio_get(&bdrv_em_aiocb_info, bs, cb, opaque); acb->is_write = is_write; acb->qiov = qiov; acb->bounce = qemu_blockalign(bs, qiov->size); acb->bh = aio_bh_new(bdrv_get_aio_context(bs), bdrv_aio_bh_cb, acb); if (is_write) { qemu_iovec_to_buf(acb->qiov, 0, acb->bounce, qiov->size); acb->ret = bs->drv->bdrv_write(bs, sector_num, acb->bounce, nb_sectors); } else { acb->ret = bs->drv->bdrv_read(bs, sector_num, acb->bounce, nb_sectors); } qemu_bh_schedule(acb->bh); return &acb->common; } | 20,693 |
1 | static int vnc_display_listen_addr(VncDisplay *vd, SocketAddress *addr, const char *name, QIOChannelSocket ***lsock, guint **lsock_tag, size_t *nlsock, Error **errp) { QIODNSResolver *resolver = qio_dns_resolver_get_instance(); SocketAddress **rawaddrs = NULL; size_t nrawaddrs = 0; Error *listenerr = NULL; bool listening = false; size_t i; if (qio_dns_resolver_lookup_sync(resolver, addr, &nrawaddrs, &rawaddrs, errp) < 0) { return -1; } for (i = 0; i < nrawaddrs; i++) { QIOChannelSocket *sioc = qio_channel_socket_new(); qio_channel_set_name(QIO_CHANNEL(sioc), name); if (qio_channel_socket_listen_sync( sioc, rawaddrs[i], listenerr == NULL ? &listenerr : NULL) < 0) { continue; } listening = true; (*nlsock)++; *lsock = g_renew(QIOChannelSocket *, *lsock, *nlsock); *lsock_tag = g_renew(guint, *lsock_tag, *nlsock); (*lsock)[*nlsock - 1] = sioc; (*lsock_tag)[*nlsock - 1] = 0; } for (i = 0; i < nrawaddrs; i++) { qapi_free_SocketAddress(rawaddrs[i]); } g_free(rawaddrs); if (listenerr) { if (!listening) { error_propagate(errp, listenerr); return -1; } else { error_free(listenerr); } } for (i = 0; i < *nlsock; i++) { (*lsock_tag)[i] = qio_channel_add_watch( QIO_CHANNEL((*lsock)[i]), G_IO_IN, vnc_listen_io, vd, NULL); } return 0; } | 20,694 |
1 | static av_cold int cook_decode_init(AVCodecContext *avctx) { COOKContext *q = avctx->priv_data; const uint8_t *edata_ptr = avctx->extradata; const uint8_t *edata_ptr_end = edata_ptr + avctx->extradata_size; int extradata_size = avctx->extradata_size; int s = 0; unsigned int channel_mask = 0; int samples_per_frame; int ret; q->avctx = avctx; /* Take care of the codec specific extradata. */ if (extradata_size < 8) { av_log(avctx, AV_LOG_ERROR, "Necessary extradata missing!\n"); return AVERROR_INVALIDDATA; } av_log(avctx, AV_LOG_DEBUG, "codecdata_length=%d\n", avctx->extradata_size); /* Take data from the AVCodecContext (RM container). */ if (!avctx->channels) { av_log(avctx, AV_LOG_ERROR, "Invalid number of channels\n"); return AVERROR_INVALIDDATA; } /* Initialize RNG. */ av_lfg_init(&q->random_state, 0); ff_audiodsp_init(&q->adsp); while (edata_ptr < edata_ptr_end) { /* 8 for mono, 16 for stereo, ? for multichannel Swap to right endianness so we don't need to care later on. */ if (extradata_size >= 8) { q->subpacket[s].cookversion = bytestream_get_be32(&edata_ptr); samples_per_frame = bytestream_get_be16(&edata_ptr); q->subpacket[s].subbands = bytestream_get_be16(&edata_ptr); extradata_size -= 8; } if (extradata_size >= 8) { bytestream_get_be32(&edata_ptr); // Unknown unused q->subpacket[s].js_subband_start = bytestream_get_be16(&edata_ptr); q->subpacket[s].js_vlc_bits = bytestream_get_be16(&edata_ptr); extradata_size -= 8; } /* Initialize extradata related variables. */ q->subpacket[s].samples_per_channel = samples_per_frame / avctx->channels; q->subpacket[s].bits_per_subpacket = avctx->block_align * 8; /* Initialize default data states. */ q->subpacket[s].log2_numvector_size = 5; q->subpacket[s].total_subbands = q->subpacket[s].subbands; q->subpacket[s].num_channels = 1; /* Initialize version-dependent variables */ av_log(avctx, AV_LOG_DEBUG, "subpacket[%i].cookversion=%x\n", s, q->subpacket[s].cookversion); q->subpacket[s].joint_stereo = 0; switch (q->subpacket[s].cookversion) { case MONO: if (avctx->channels != 1) { avpriv_request_sample(avctx, "Container channels != 1"); return AVERROR_PATCHWELCOME; } av_log(avctx, AV_LOG_DEBUG, "MONO\n"); break; case STEREO: if (avctx->channels != 1) { q->subpacket[s].bits_per_subpdiv = 1; q->subpacket[s].num_channels = 2; } av_log(avctx, AV_LOG_DEBUG, "STEREO\n"); break; case JOINT_STEREO: if (avctx->channels != 2) { avpriv_request_sample(avctx, "Container channels != 2"); return AVERROR_PATCHWELCOME; } av_log(avctx, AV_LOG_DEBUG, "JOINT_STEREO\n"); if (avctx->extradata_size >= 16) { q->subpacket[s].total_subbands = q->subpacket[s].subbands + q->subpacket[s].js_subband_start; q->subpacket[s].joint_stereo = 1; q->subpacket[s].num_channels = 2; } if (q->subpacket[s].samples_per_channel > 256) { q->subpacket[s].log2_numvector_size = 6; } if (q->subpacket[s].samples_per_channel > 512) { q->subpacket[s].log2_numvector_size = 7; } break; case MC_COOK: av_log(avctx, AV_LOG_DEBUG, "MULTI_CHANNEL\n"); if (extradata_size >= 4) channel_mask |= q->subpacket[s].channel_mask = bytestream_get_be32(&edata_ptr); if (av_get_channel_layout_nb_channels(q->subpacket[s].channel_mask) > 1) { q->subpacket[s].total_subbands = q->subpacket[s].subbands + q->subpacket[s].js_subband_start; q->subpacket[s].joint_stereo = 1; q->subpacket[s].num_channels = 2; q->subpacket[s].samples_per_channel = samples_per_frame >> 1; if (q->subpacket[s].samples_per_channel > 256) { q->subpacket[s].log2_numvector_size = 6; } if (q->subpacket[s].samples_per_channel > 512) { q->subpacket[s].log2_numvector_size = 7; } } else q->subpacket[s].samples_per_channel = samples_per_frame; break; default: avpriv_request_sample(avctx, "Cook version %d", q->subpacket[s].cookversion); return AVERROR_PATCHWELCOME; } if (s > 1 && q->subpacket[s].samples_per_channel != q->samples_per_channel) { av_log(avctx, AV_LOG_ERROR, "different number of samples per channel!\n"); return AVERROR_INVALIDDATA; } else q->samples_per_channel = q->subpacket[0].samples_per_channel; /* Initialize variable relations */ q->subpacket[s].numvector_size = (1 << q->subpacket[s].log2_numvector_size); /* Try to catch some obviously faulty streams, otherwise it might be exploitable */ if (q->subpacket[s].total_subbands > 53) { avpriv_request_sample(avctx, "total_subbands > 53"); return AVERROR_PATCHWELCOME; } if ((q->subpacket[s].js_vlc_bits > 6) || (q->subpacket[s].js_vlc_bits < 2 * q->subpacket[s].joint_stereo)) { av_log(avctx, AV_LOG_ERROR, "js_vlc_bits = %d, only >= %d and <= 6 allowed!\n", q->subpacket[s].js_vlc_bits, 2 * q->subpacket[s].joint_stereo); return AVERROR_INVALIDDATA; } if (q->subpacket[s].subbands > 50) { avpriv_request_sample(avctx, "subbands > 50"); return AVERROR_PATCHWELCOME; } q->subpacket[s].gains1.now = q->subpacket[s].gain_1; q->subpacket[s].gains1.previous = q->subpacket[s].gain_2; q->subpacket[s].gains2.now = q->subpacket[s].gain_3; q->subpacket[s].gains2.previous = q->subpacket[s].gain_4; q->num_subpackets++; s++; if (s > MAX_SUBPACKETS) { avpriv_request_sample(avctx, "subpackets > %d", MAX_SUBPACKETS); return AVERROR_PATCHWELCOME; } } /* Generate tables */ init_pow2table(); init_gain_table(q); init_cplscales_table(q); if ((ret = init_cook_vlc_tables(q))) return ret; if (avctx->block_align >= UINT_MAX / 2) return AVERROR(EINVAL); /* Pad the databuffer with: DECODE_BYTES_PAD1 or DECODE_BYTES_PAD2 for decode_bytes(), AV_INPUT_BUFFER_PADDING_SIZE, for the bitstreamreader. */ q->decoded_bytes_buffer = av_mallocz(avctx->block_align + DECODE_BYTES_PAD1(avctx->block_align) + AV_INPUT_BUFFER_PADDING_SIZE); if (!q->decoded_bytes_buffer) return AVERROR(ENOMEM); /* Initialize transform. */ if ((ret = init_cook_mlt(q))) return ret; /* Initialize COOK signal arithmetic handling */ if (1) { q->scalar_dequant = scalar_dequant_float; q->decouple = decouple_float; q->imlt_window = imlt_window_float; q->interpolate = interpolate_float; q->saturate_output = saturate_output_float; } /* Try to catch some obviously faulty streams, otherwise it might be exploitable */ if (q->samples_per_channel != 256 && q->samples_per_channel != 512 && q->samples_per_channel != 1024) { avpriv_request_sample(avctx, "samples_per_channel = %d", q->samples_per_channel); return AVERROR_PATCHWELCOME; } avctx->sample_fmt = AV_SAMPLE_FMT_FLTP; if (channel_mask) avctx->channel_layout = channel_mask; else avctx->channel_layout = (avctx->channels == 2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO; #ifdef DEBUG dump_cook_context(q); #endif return 0; } | 20,695 |
1 | static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev, Error **errp) { int idx; CPUState *cs; CPUArchId *cpu_slot; X86CPUTopoInfo topo; X86CPU *cpu = X86_CPU(dev); PCMachineState *pcms = PC_MACHINE(hotplug_dev); /* if APIC ID is not set, set it based on socket/core/thread properties */ if (cpu->apic_id == UNASSIGNED_APIC_ID) { int max_socket = (max_cpus - 1) / smp_threads / smp_cores; if (cpu->socket_id < 0) { error_setg(errp, "CPU socket-id is not set"); } else if (cpu->socket_id > max_socket) { error_setg(errp, "Invalid CPU socket-id: %u must be in range 0:%u", cpu->socket_id, max_socket); if (cpu->core_id < 0) { error_setg(errp, "CPU core-id is not set"); } else if (cpu->core_id > (smp_cores - 1)) { error_setg(errp, "Invalid CPU core-id: %u must be in range 0:%u", cpu->core_id, smp_cores - 1); if (cpu->thread_id < 0) { error_setg(errp, "CPU thread-id is not set"); } else if (cpu->thread_id > (smp_threads - 1)) { error_setg(errp, "Invalid CPU thread-id: %u must be in range 0:%u", cpu->thread_id, smp_threads - 1); topo.pkg_id = cpu->socket_id; topo.core_id = cpu->core_id; topo.smt_id = cpu->thread_id; cpu->apic_id = apicid_from_topo_ids(smp_cores, smp_threads, &topo); cpu_slot = pc_find_cpu_slot(MACHINE(pcms), cpu->apic_id, &idx); if (!cpu_slot) { MachineState *ms = MACHINE(pcms); x86_topo_ids_from_apicid(cpu->apic_id, smp_cores, smp_threads, &topo); error_setg(errp, "Invalid CPU [socket: %u, core: %u, thread: %u] with" " APIC ID %" PRIu32 ", valid index range 0:%d", topo.pkg_id, topo.core_id, topo.smt_id, cpu->apic_id, ms->possible_cpus->len - 1); if (cpu_slot->cpu) { error_setg(errp, "CPU[%d] with APIC ID %" PRIu32 " exists", idx, cpu->apic_id); /* if 'address' properties socket-id/core-id/thread-id are not set, set them * so that machine_query_hotpluggable_cpus would show correct values */ /* TODO: move socket_id/core_id/thread_id checks into x86_cpu_realizefn() * once -smp refactoring is complete and there will be CPU private * CPUState::nr_cores and CPUState::nr_threads fields instead of globals */ x86_topo_ids_from_apicid(cpu->apic_id, smp_cores, smp_threads, &topo); if (cpu->socket_id != -1 && cpu->socket_id != topo.pkg_id) { error_setg(errp, "property socket-id: %u doesn't match set apic-id:" " 0x%x (socket-id: %u)", cpu->socket_id, cpu->apic_id, topo.pkg_id); cpu->socket_id = topo.pkg_id; if (cpu->core_id != -1 && cpu->core_id != topo.core_id) { error_setg(errp, "property core-id: %u doesn't match set apic-id:" " 0x%x (core-id: %u)", cpu->core_id, cpu->apic_id, topo.core_id); cpu->core_id = topo.core_id; if (cpu->thread_id != -1 && cpu->thread_id != topo.smt_id) { error_setg(errp, "property thread-id: %u doesn't match set apic-id:" " 0x%x (thread-id: %u)", cpu->thread_id, cpu->apic_id, topo.smt_id); cpu->thread_id = topo.smt_id; cs = CPU(cpu); cs->cpu_index = idx; numa_cpu_pre_plug(cpu_slot, dev, errp); | 20,696 |
1 | void cpu_reset(CPUARMState *env) { uint32_t id; id = env->cp15.c0_cpuid; memset(env, 0, offsetof(CPUARMState, breakpoints)); if (id) cpu_reset_model_id(env, id); #if defined (CONFIG_USER_ONLY) env->uncached_cpsr = ARM_CPU_MODE_USR; env->vfp.xregs[ARM_VFP_FPEXC] = 1 << 30; #else /* SVC mode with interrupts disabled. */ env->uncached_cpsr = ARM_CPU_MODE_SVC | CPSR_A | CPSR_F | CPSR_I; /* On ARMv7-M the CPSR_I is the value of the PRIMASK register, and is clear at reset. */ if (IS_M(env)) env->uncached_cpsr &= ~CPSR_I; env->vfp.xregs[ARM_VFP_FPEXC] = 0; env->cp15.c2_base_mask = 0xffffc000u; #endif env->regs[15] = 0; tlb_flush(env, 1); | 20,699 |
1 | static int coroutine_fn bdrv_co_do_readv(BlockDriverState *bs, int64_t sector_num, int nb_sectors, QEMUIOVector *qiov) { BlockDriver *drv = bs->drv; BdrvTrackedRequest req; int ret; if (!drv) { return -ENOMEDIUM; if (bdrv_check_request(bs, sector_num, nb_sectors)) { return -EIO; /* throttling disk read I/O */ if (bs->io_limits_enabled) { bdrv_io_limits_intercept(bs, false, nb_sectors); tracked_request_begin(&req, bs, sector_num, nb_sectors, false); ret = drv->bdrv_co_readv(bs, sector_num, nb_sectors, qiov); tracked_request_end(&req); return ret; | 20,700 |
1 | static inline void cris_ftag_i(unsigned int x) { register unsigned int v asm("$r10") = x; asm ("ftagi\t[%0]\n" : : "r" (v) ); } | 20,701 |
1 | abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, int flags, int fd, abi_ulong offset) { abi_ulong ret, end, real_start, real_end, retaddr, host_offset, host_len; mmap_lock(); #ifdef DEBUG_MMAP { printf("mmap: start=0x" TARGET_ABI_FMT_lx " len=0x" TARGET_ABI_FMT_lx " prot=%c%c%c flags=", start, len, prot & PROT_READ ? 'r' : '-', prot & PROT_WRITE ? 'w' : '-', prot & PROT_EXEC ? 'x' : '-'); if (flags & MAP_FIXED) printf("MAP_FIXED "); if (flags & MAP_ANONYMOUS) printf("MAP_ANON "); switch(flags & MAP_TYPE) { case MAP_PRIVATE: printf("MAP_PRIVATE "); break; case MAP_SHARED: printf("MAP_SHARED "); break; default: printf("[MAP_TYPE=0x%x] ", flags & MAP_TYPE); break; } printf("fd=%d offset=" TARGET_ABI_FMT_lx "\n", fd, offset); } #endif if (offset & ~TARGET_PAGE_MASK) { errno = EINVAL; goto fail; } len = TARGET_PAGE_ALIGN(len); if (len == 0) goto the_end; real_start = start & qemu_host_page_mask; host_offset = offset & qemu_host_page_mask; /* If the user is asking for the kernel to find a location, do that before we truncate the length for mapping files below. */ if (!(flags & MAP_FIXED)) { host_len = len + offset - host_offset; host_len = HOST_PAGE_ALIGN(host_len); start = mmap_find_vma(real_start, host_len); if (start == (abi_ulong)-1) { errno = ENOMEM; goto fail; } } /* When mapping files into a memory area larger than the file, accesses to pages beyond the file size will cause a SIGBUS. For example, if mmaping a file of 100 bytes on a host with 4K pages emulating a target with 8K pages, the target expects to be able to access the first 8K. But the host will trap us on any access beyond 4K. When emulating a target with a larger page-size than the hosts, we may need to truncate file maps at EOF and add extra anonymous pages up to the targets page boundary. */ if ((qemu_real_host_page_size < TARGET_PAGE_SIZE) && !(flags & MAP_ANONYMOUS)) { struct stat sb; if (fstat (fd, &sb) == -1) goto fail; /* Are we trying to create a map beyond EOF?. */ if (offset + len > sb.st_size) { /* If so, truncate the file map at eof aligned with the hosts real pagesize. Additional anonymous maps will be created beyond EOF. */ len = REAL_HOST_PAGE_ALIGN(sb.st_size - offset); } } if (!(flags & MAP_FIXED)) { unsigned long host_start; void *p; host_len = len + offset - host_offset; host_len = HOST_PAGE_ALIGN(host_len); /* Note: we prefer to control the mapping address. It is especially important if qemu_host_page_size > qemu_real_host_page_size */ p = mmap(g2h(start), host_len, prot, flags | MAP_FIXED | MAP_ANONYMOUS, -1, 0); if (p == MAP_FAILED) goto fail; /* update start so that it points to the file position at 'offset' */ host_start = (unsigned long)p; if (!(flags & MAP_ANONYMOUS)) { p = mmap(g2h(start), len, prot, flags | MAP_FIXED, fd, host_offset); if (p == MAP_FAILED) { munmap(g2h(start), host_len); goto fail; } host_start += offset - host_offset; } start = h2g(host_start); } else { if (start & ~TARGET_PAGE_MASK) { errno = EINVAL; goto fail; } end = start + len; real_end = HOST_PAGE_ALIGN(end); /* * Test if requested memory area fits target address space * It can fail only on 64-bit host with 32-bit target. * On any other target/host host mmap() handles this error correctly. */ if ((unsigned long)start + len - 1 > (abi_ulong) -1) { errno = EINVAL; goto fail; } /* worst case: we cannot map the file because the offset is not aligned, so we read it */ if (!(flags & MAP_ANONYMOUS) && (offset & ~qemu_host_page_mask) != (start & ~qemu_host_page_mask)) { /* msync() won't work here, so we return an error if write is possible while it is a shared mapping */ if ((flags & MAP_TYPE) == MAP_SHARED && (prot & PROT_WRITE)) { errno = EINVAL; goto fail; } retaddr = target_mmap(start, len, prot | PROT_WRITE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); if (retaddr == -1) goto fail; if (pread(fd, g2h(start), len, offset) == -1) goto fail; if (!(prot & PROT_WRITE)) { ret = target_mprotect(start, len, prot); assert(ret == 0); } goto the_end; } /* handle the start of the mapping */ if (start > real_start) { if (real_end == real_start + qemu_host_page_size) { /* one single host page */ ret = mmap_frag(real_start, start, end, prot, flags, fd, offset); if (ret == -1) goto fail; goto the_end1; } ret = mmap_frag(real_start, start, real_start + qemu_host_page_size, prot, flags, fd, offset); if (ret == -1) goto fail; real_start += qemu_host_page_size; } /* handle the end of the mapping */ if (end < real_end) { ret = mmap_frag(real_end - qemu_host_page_size, real_end - qemu_host_page_size, end, prot, flags, fd, offset + real_end - qemu_host_page_size - start); if (ret == -1) goto fail; real_end -= qemu_host_page_size; } /* map the middle (easier) */ if (real_start < real_end) { void *p; unsigned long offset1; if (flags & MAP_ANONYMOUS) offset1 = 0; else offset1 = offset + real_start - start; p = mmap(g2h(real_start), real_end - real_start, prot, flags, fd, offset1); if (p == MAP_FAILED) goto fail; } } the_end1: page_set_flags(start, start + len, prot | PAGE_VALID); the_end: #ifdef DEBUG_MMAP printf("ret=0x" TARGET_ABI_FMT_lx "\n", start); page_dump(stdout); printf("\n"); #endif tb_invalidate_phys_range(start, start + len); mmap_unlock(); return start; fail: mmap_unlock(); return -1; } | 20,702 |
1 | int kvm_arch_insert_sw_breakpoint(CPUState *cpu, struct kvm_sw_breakpoint *bp) { return -EINVAL; } | 20,703 |
1 | static bool remove_objects(BDRVSheepdogState *s) { int fd, i = 0, nr_objs = 0; Error *local_err = NULL; int ret = 0; bool result = true; SheepdogInode *inode = &s->inode; fd = connect_to_sdog(s, &local_err); if (fd < 0) { error_report_err(local_err); return false; } nr_objs = count_data_objs(inode); while (i < nr_objs) { int start_idx, nr_filled_idx; while (i < nr_objs && !inode->data_vdi_id[i]) { i++; } start_idx = i; nr_filled_idx = 0; while (i < nr_objs && nr_filled_idx < NR_BATCHED_DISCARD) { if (inode->data_vdi_id[i]) { inode->data_vdi_id[i] = 0; nr_filled_idx++; } i++; } ret = write_object(fd, s->bs, (char *)&inode->data_vdi_id[start_idx], vid_to_vdi_oid(s->inode.vdi_id), inode->nr_copies, (i - start_idx) * sizeof(uint32_t), offsetof(struct SheepdogInode, data_vdi_id[start_idx]), false, s->cache_flags); if (ret < 0) { error_report("failed to discard snapshot inode."); result = false; goto out; } } out: closesocket(fd); return result; } | 20,704 |
1 | static int vfio_populate_device(VFIODevice *vbasedev) { VFIOINTp *intp, *tmp; int i, ret = -1; VFIOPlatformDevice *vdev = container_of(vbasedev, VFIOPlatformDevice, vbasedev); if (!(vbasedev->flags & VFIO_DEVICE_FLAGS_PLATFORM)) { error_report("vfio: Um, this isn't a platform device"); return ret; } vdev->regions = g_new0(VFIORegion *, vbasedev->num_regions); for (i = 0; i < vbasedev->num_regions; i++) { struct vfio_region_info reg_info = { .argsz = sizeof(reg_info) }; VFIORegion *ptr; vdev->regions[i] = g_malloc0(sizeof(VFIORegion)); ptr = vdev->regions[i]; reg_info.index = i; ret = ioctl(vbasedev->fd, VFIO_DEVICE_GET_REGION_INFO, ®_info); if (ret) { error_report("vfio: Error getting region %d info: %m", i); goto reg_error; } ptr->flags = reg_info.flags; ptr->size = reg_info.size; ptr->fd_offset = reg_info.offset; ptr->nr = i; ptr->vbasedev = vbasedev; trace_vfio_platform_populate_regions(ptr->nr, (unsigned long)ptr->flags, (unsigned long)ptr->size, ptr->vbasedev->fd, (unsigned long)ptr->fd_offset); } vdev->mmap_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL, vfio_intp_mmap_enable, vdev); QSIMPLEQ_INIT(&vdev->pending_intp_queue); for (i = 0; i < vbasedev->num_irqs; i++) { struct vfio_irq_info irq = { .argsz = sizeof(irq) }; irq.index = i; ret = ioctl(vbasedev->fd, VFIO_DEVICE_GET_IRQ_INFO, &irq); if (ret) { error_printf("vfio: error getting device %s irq info", vbasedev->name); goto irq_err; } else { trace_vfio_platform_populate_interrupts(irq.index, irq.count, irq.flags); intp = vfio_init_intp(vbasedev, irq); if (!intp) { error_report("vfio: Error installing IRQ %d up", i); goto irq_err; } } } return 0; irq_err: timer_del(vdev->mmap_timer); QLIST_FOREACH_SAFE(intp, &vdev->intp_list, next, tmp) { QLIST_REMOVE(intp, next); g_free(intp); } reg_error: for (i = 0; i < vbasedev->num_regions; i++) { g_free(vdev->regions[i]); } g_free(vdev->regions); return ret; } | 20,705 |
1 | static int execute_decode_slices(H264Context *h, int context_count) { MpegEncContext *const s = &h->s; AVCodecContext *const avctx = s->avctx; H264Context *hx; int i; if (s->avctx->hwaccel || s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) return 0; if (context_count == 1) { return decode_slice(avctx, &h); } else { for (i = 1; i < context_count; i++) { hx = h->thread_context[i]; hx->s.err_recognition = avctx->err_recognition; hx->s.error_count = 0; hx->x264_build = h->x264_build; } avctx->execute(avctx, decode_slice, h->thread_context, NULL, context_count, sizeof(void *)); /* pull back stuff from slices to master context */ hx = h->thread_context[context_count - 1]; s->mb_x = hx->s.mb_x; s->mb_y = hx->s.mb_y; s->droppable = hx->s.droppable; s->picture_structure = hx->s.picture_structure; for (i = 1; i < context_count; i++) h->s.error_count += h->thread_context[i]->s.error_count; } return 0; } | 20,706 |
1 | void pcmcia_socket_register(PCMCIASocket *socket) { struct pcmcia_socket_entry_s *entry; entry = g_malloc(sizeof(struct pcmcia_socket_entry_s)); entry->socket = socket; entry->next = pcmcia_sockets; pcmcia_sockets = entry; } | 20,707 |
1 | static void encode_subband(SnowContext *s, SubBand *b, DWTELEM *src, DWTELEM *parent, int stride, int orientation){ // encode_subband_qtree(s, b, src, parent, stride, orientation); // encode_subband_z0run(s, b, src, parent, stride, orientation); encode_subband_c0run(s, b, src, parent, stride, orientation); // encode_subband_dzr(s, b, src, parent, stride, orientation); } | 20,708 |
1 | static void handle_s_without_atn(ESPState *s) { uint8_t buf[32]; int len; if (s->dma && !s->dma_enabled) { s->dma_cb = handle_s_without_atn; return; } len = get_cmd(s, buf); if (len) { do_busid_cmd(s, buf, 0); } } | 20,709 |
1 | static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, uint32_t node, Error **errp) { Error *local_err = NULL; sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); PCDIMMDevice *dimm = PC_DIMM(dev); PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); MemoryRegion *mr = ddc->get_memory_region(dimm); uint64_t align = memory_region_get_alignment(mr); uint64_t size = memory_region_size(mr); uint64_t addr; if (size % SPAPR_MEMORY_BLOCK_SIZE) { error_setg(&local_err, "Hotplugged memory size must be a multiple of " "%lld MB", SPAPR_MEMORY_BLOCK_SIZE/M_BYTE); goto out; } pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, &local_err); if (local_err) { goto out; } addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err); if (local_err) { pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr); goto out; } spapr_add_lmbs(dev, addr, size, node, &error_abort); out: error_propagate(errp, local_err); } | 20,710 |
1 | static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int *got_packet) { A64Context *c = avctx->priv_data; AVFrame *const p = (AVFrame *) & c->picture; int frame; int x, y; int b_height; int b_width; int req_size, ret; uint8_t *buf; int *charmap = c->mc_charmap; uint8_t *colram = c->mc_colram; uint8_t *charset = c->mc_charset; int *meta = c->mc_meta_charset; int *best_cb = c->mc_best_cb; int charset_size = 0x800 * (INTERLACED + 1); int colram_size = 0x100 * c->mc_use_5col; int screen_size; if(CROP_SCREENS) { b_height = FFMIN(avctx->height,C64YRES) >> 3; b_width = FFMIN(avctx->width ,C64XRES) >> 3; screen_size = b_width * b_height; } else { b_height = C64YRES >> 3; b_width = C64XRES >> 3; screen_size = 0x400; } /* no data, means end encoding asap */ if (!pict) { /* all done, end encoding */ if (!c->mc_lifetime) return 0; /* no more frames in queue, prepare to flush remaining frames */ if (!c->mc_frame_counter) { c->mc_lifetime = 0; } /* still frames in queue so limit lifetime to remaining frames */ else c->mc_lifetime = c->mc_frame_counter; /* still new data available */ } else { /* fill up mc_meta_charset with data until lifetime exceeds */ if (c->mc_frame_counter < c->mc_lifetime) { *p = *pict; p->pict_type = AV_PICTURE_TYPE_I; p->key_frame = 1; to_meta_with_crop(avctx, p, meta + 32000 * c->mc_frame_counter); c->mc_frame_counter++; if (c->next_pts == AV_NOPTS_VALUE) c->next_pts = pict->pts; /* lifetime is not reached so wait for next frame first */ return 0; } } /* lifetime reached so now convert X frames at once */ if (c->mc_frame_counter == c->mc_lifetime) { req_size = 0; /* any frames to encode? */ if (c->mc_lifetime) { req_size = charset_size + c->mc_lifetime*(screen_size + colram_size); if ((ret = ff_alloc_packet(pkt, req_size)) < 0) { av_log(avctx, AV_LOG_ERROR, "Error getting output packet of size %d.\n", req_size); return ret; } buf = pkt->data; /* calc optimal new charset + charmaps */ ff_init_elbg(meta, 32, 1000 * c->mc_lifetime, best_cb, CHARSET_CHARS, 50, charmap, &c->randctx); ff_do_elbg (meta, 32, 1000 * c->mc_lifetime, best_cb, CHARSET_CHARS, 50, charmap, &c->randctx); /* create colorram map and a c64 readable charset */ render_charset(avctx, charset, colram); /* copy charset to buf */ memcpy(buf, charset, charset_size); /* advance pointers */ buf += charset_size; charset += charset_size; } /* write x frames to buf */ for (frame = 0; frame < c->mc_lifetime; frame++) { /* copy charmap to buf. buf is uchar*, charmap is int*, so no memcpy here, sorry */ for (y = 0; y < b_height; y++) { for (x = 0; x < b_width; x++) { buf[y * b_width + x] = charmap[y * b_width + x]; } } /* advance pointers */ buf += screen_size; req_size += screen_size; /* compress and copy colram to buf */ if (c->mc_use_5col) { a64_compress_colram(buf, charmap, colram); /* advance pointers */ buf += colram_size; req_size += colram_size; } /* advance to next charmap */ charmap += 1000; } AV_WB32(avctx->extradata + 4, c->mc_frame_counter); AV_WB32(avctx->extradata + 8, charset_size); AV_WB32(avctx->extradata + 12, screen_size + colram_size); /* reset counter */ c->mc_frame_counter = 0; pkt->pts = pkt->dts = c->next_pts; c->next_pts = AV_NOPTS_VALUE; pkt->size = req_size; pkt->flags |= AV_PKT_FLAG_KEY; *got_packet = !!req_size; } return 0; } | 20,711 |
1 | static av_always_inline void MPV_motion_internal(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, int dir, uint8_t **ref_picture, op_pixels_func (*pix_op)[4], qpel_mc_func (*qpix_op)[16], int is_mpeg12) { int dxy, mx, my, src_x, src_y, motion_x, motion_y; int mb_x, mb_y, i; uint8_t *ptr, *dest; mb_x = s->mb_x; mb_y = s->mb_y; prefetch_motion(s, ref_picture, dir); if(!is_mpeg12 && s->obmc && s->pict_type != AV_PICTURE_TYPE_B){ LOCAL_ALIGNED_8(int16_t, mv_cache, [4], [4][2]); Picture *cur_frame = &s->current_picture; const int xy= s->mb_x + s->mb_y*s->mb_stride; const int mot_stride= s->b8_stride; const int mot_xy= mb_x*2 + mb_y*2*mot_stride; av_assert2(!s->mb_skipped); AV_COPY32(mv_cache[1][1], cur_frame->motion_val[0][mot_xy ]); AV_COPY32(mv_cache[1][2], cur_frame->motion_val[0][mot_xy + 1]); AV_COPY32(mv_cache[2][1], cur_frame->motion_val[0][mot_xy + mot_stride ]); AV_COPY32(mv_cache[2][2], cur_frame->motion_val[0][mot_xy + mot_stride + 1]); AV_COPY32(mv_cache[3][1], cur_frame->motion_val[0][mot_xy + mot_stride ]); AV_COPY32(mv_cache[3][2], cur_frame->motion_val[0][mot_xy + mot_stride + 1]); if (mb_y == 0 || IS_INTRA(cur_frame->mb_type[xy - s->mb_stride])) { AV_COPY32(mv_cache[0][1], mv_cache[1][1]); AV_COPY32(mv_cache[0][2], mv_cache[1][2]); }else{ AV_COPY32(mv_cache[0][1], cur_frame->motion_val[0][mot_xy - mot_stride ]); AV_COPY32(mv_cache[0][2], cur_frame->motion_val[0][mot_xy - mot_stride + 1]); } if (mb_x == 0 || IS_INTRA(cur_frame->mb_type[xy - 1])) { AV_COPY32(mv_cache[1][0], mv_cache[1][1]); AV_COPY32(mv_cache[2][0], mv_cache[2][1]); }else{ AV_COPY32(mv_cache[1][0], cur_frame->motion_val[0][mot_xy - 1]); AV_COPY32(mv_cache[2][0], cur_frame->motion_val[0][mot_xy - 1 + mot_stride]); } if (mb_x + 1 >= s->mb_width || IS_INTRA(cur_frame->mb_type[xy + 1])) { AV_COPY32(mv_cache[1][3], mv_cache[1][2]); AV_COPY32(mv_cache[2][3], mv_cache[2][2]); }else{ AV_COPY32(mv_cache[1][3], cur_frame->motion_val[0][mot_xy + 2]); AV_COPY32(mv_cache[2][3], cur_frame->motion_val[0][mot_xy + 2 + mot_stride]); } mx = 0; my = 0; for(i=0;i<4;i++) { const int x= (i&1)+1; const int y= (i>>1)+1; int16_t mv[5][2]= { {mv_cache[y][x ][0], mv_cache[y][x ][1]}, {mv_cache[y-1][x][0], mv_cache[y-1][x][1]}, {mv_cache[y][x-1][0], mv_cache[y][x-1][1]}, {mv_cache[y][x+1][0], mv_cache[y][x+1][1]}, {mv_cache[y+1][x][0], mv_cache[y+1][x][1]}}; //FIXME cleanup obmc_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize, ref_picture[0], mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >>1) * 8, pix_op[1], mv); mx += mv[0][0]; my += mv[0][1]; } if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)) chroma_4mv_motion(s, dest_cb, dest_cr, ref_picture, pix_op[1], mx, my); return; } switch(s->mv_type) { case MV_TYPE_16X16: if(s->mcsel){ if(s->real_sprite_warping_points==1){ gmc1_motion(s, dest_y, dest_cb, dest_cr, ref_picture); }else{ gmc_motion(s, dest_y, dest_cb, dest_cr, ref_picture); } }else if(!is_mpeg12 && s->quarter_sample){ qpel_motion(s, dest_y, dest_cb, dest_cr, 0, 0, 0, ref_picture, pix_op, qpix_op, s->mv[dir][0][0], s->mv[dir][0][1], 16); } else if (!is_mpeg12 && (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) && s->mspel && s->codec_id == AV_CODEC_ID_WMV2) { ff_mspel_motion(s, dest_y, dest_cb, dest_cr, ref_picture, pix_op, s->mv[dir][0][0], s->mv[dir][0][1], 16); }else { mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, ref_picture, pix_op, s->mv[dir][0][0], s->mv[dir][0][1], 16, mb_y); } break; case MV_TYPE_8X8: if (!is_mpeg12) { mx = 0; my = 0; if(s->quarter_sample){ for(i=0;i<4;i++) { motion_x = s->mv[dir][i][0]; motion_y = s->mv[dir][i][1]; dxy = ((motion_y & 3) << 2) | (motion_x & 3); src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8; src_y = mb_y * 16 + (motion_y >> 2) + (i >>1) * 8; /* WARNING: do no forget half pels */ src_x = av_clip(src_x, -16, s->width); if (src_x == s->width) dxy &= ~3; src_y = av_clip(src_y, -16, s->height); if (src_y == s->height) dxy &= ~12; ptr = ref_picture[0] + (src_y * s->linesize) + (src_x); if(s->flags&CODEC_FLAG_EMU_EDGE){ if( (unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x&3) - 8, 0) || (unsigned)src_y > FFMAX(s->v_edge_pos - (motion_y&3) - 8, 0)){ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->linesize, 9, 9, src_x, src_y, s->h_edge_pos, s->v_edge_pos); ptr= s->edge_emu_buffer; } } dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize; qpix_op[1][dxy](dest, ptr, s->linesize); mx += s->mv[dir][i][0]/2; my += s->mv[dir][i][1]/2; } }else{ for(i=0;i<4;i++) { hpel_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize, ref_picture[0], mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >>1) * 8, pix_op[1], s->mv[dir][i][0], s->mv[dir][i][1]); mx += s->mv[dir][i][0]; my += s->mv[dir][i][1]; } } if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)) chroma_4mv_motion(s, dest_cb, dest_cr, ref_picture, pix_op[1], mx, my); } break; case MV_TYPE_FIELD: if (s->picture_structure == PICT_FRAME) { if(!is_mpeg12 && s->quarter_sample){ for(i=0; i<2; i++){ qpel_motion(s, dest_y, dest_cb, dest_cr, 1, i, s->field_select[dir][i], ref_picture, pix_op, qpix_op, s->mv[dir][i][0], s->mv[dir][i][1], 8); } }else{ /* top field */ mpeg_motion_field(s, dest_y, dest_cb, dest_cr, 0, s->field_select[dir][0], ref_picture, pix_op, s->mv[dir][0][0], s->mv[dir][0][1], 8, mb_y); /* bottom field */ mpeg_motion_field(s, dest_y, dest_cb, dest_cr, 1, s->field_select[dir][1], ref_picture, pix_op, s->mv[dir][1][0], s->mv[dir][1][1], 8, mb_y); } } else { if(s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != AV_PICTURE_TYPE_B && !s->first_field){ ref_picture = s->current_picture_ptr->f.data; } mpeg_motion(s, dest_y, dest_cb, dest_cr, s->field_select[dir][0], ref_picture, pix_op, s->mv[dir][0][0], s->mv[dir][0][1], 16, mb_y>>1); } break; case MV_TYPE_16X8: for(i=0; i<2; i++){ uint8_t ** ref2picture; if(s->picture_structure == s->field_select[dir][i] + 1 || s->pict_type == AV_PICTURE_TYPE_B || s->first_field){ ref2picture= ref_picture; }else{ ref2picture = s->current_picture_ptr->f.data; } mpeg_motion(s, dest_y, dest_cb, dest_cr, s->field_select[dir][i], ref2picture, pix_op, s->mv[dir][i][0], s->mv[dir][i][1] + 16*i, 8, mb_y>>1); dest_y += 16*s->linesize; dest_cb+= (16>>s->chroma_y_shift)*s->uvlinesize; dest_cr+= (16>>s->chroma_y_shift)*s->uvlinesize; } break; case MV_TYPE_DMV: if(s->picture_structure == PICT_FRAME){ for(i=0; i<2; i++){ int j; for(j=0; j<2; j++){ mpeg_motion_field(s, dest_y, dest_cb, dest_cr, j, j^i, ref_picture, pix_op, s->mv[dir][2*i + j][0], s->mv[dir][2*i + j][1], 8, mb_y); } pix_op = s->hdsp.avg_pixels_tab; } }else{ for(i=0; i<2; i++){ mpeg_motion(s, dest_y, dest_cb, dest_cr, s->picture_structure != i+1, ref_picture, pix_op, s->mv[dir][2*i][0],s->mv[dir][2*i][1],16, mb_y>>1); // after put we make avg of the same block pix_op=s->hdsp.avg_pixels_tab; //opposite parity is always in the same frame if this is second field if(!s->first_field){ ref_picture = s->current_picture_ptr->f.data; } } } break; default: av_assert2(0); } } | 20,713 |
1 | void ppc_store_sr (CPUPPCState *env, int srnum, target_ulong value) { LOG_MMU("%s: reg=%d " TARGET_FMT_lx " " TARGET_FMT_lx "\n", __func__, srnum, value, env->sr[srnum]); #if defined(TARGET_PPC64) if (env->mmu_model & POWERPC_MMU_64) { uint64_t rb = 0, rs = 0; /* ESID = srnum */ rb |= ((uint32_t)srnum & 0xf) << 28; /* Set the valid bit */ rb |= 1 << 27; /* Index = ESID */ rb |= (uint32_t)srnum; /* VSID = VSID */ rs |= (value & 0xfffffff) << 12; /* flags = flags */ rs |= ((value >> 27) & 0xf) << 9; ppc_store_slb(env, rb, rs); } else #endif if (env->sr[srnum] != value) { env->sr[srnum] = value; /* Invalidating 256MB of virtual memory in 4kB pages is way longer than flusing the whole TLB. */ #if !defined(FLUSH_ALL_TLBS) && 0 { target_ulong page, end; /* Invalidate 256 MB of virtual memory */ page = (16 << 20) * srnum; end = page + (16 << 20); for (; page != end; page += TARGET_PAGE_SIZE) tlb_flush_page(env, page); } #else tlb_flush(env, 1); #endif } } | 20,714 |
1 | int ff_h264_decode_mb_cabac(H264Context *h) { MpegEncContext * const s = &h->s; int mb_xy; int mb_type, partition_count, cbp = 0; int dct8x8_allowed= h->pps.transform_8x8_mode; int decode_chroma = h->sps.chroma_format_idc == 1 || h->sps.chroma_format_idc == 2; const int pixel_shift = h->pixel_shift; mb_xy = h->mb_xy = s->mb_x + s->mb_y*s->mb_stride; tprintf(s->avctx, "pic:%d mb:%d/%d\n", h->frame_num, s->mb_x, s->mb_y); if( h->slice_type_nos != AV_PICTURE_TYPE_I ) { int skip; /* a skipped mb needs the aff flag from the following mb */ if( FRAME_MBAFF && (s->mb_y&1)==1 && h->prev_mb_skipped ) skip = h->next_mb_skipped; else skip = decode_cabac_mb_skip( h, s->mb_x, s->mb_y ); /* read skip flags */ if( skip ) { if( FRAME_MBAFF && (s->mb_y&1)==0 ){ s->current_picture.f.mb_type[mb_xy] = MB_TYPE_SKIP; h->next_mb_skipped = decode_cabac_mb_skip( h, s->mb_x, s->mb_y+1 ); if(!h->next_mb_skipped) h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h); } decode_mb_skip(h); h->cbp_table[mb_xy] = 0; h->chroma_pred_mode_table[mb_xy] = 0; h->last_qscale_diff = 0; return 0; } } if(FRAME_MBAFF){ if( (s->mb_y&1) == 0 ) h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h); } h->prev_mb_skipped = 0; fill_decode_neighbors(h, -(MB_FIELD)); if( h->slice_type_nos == AV_PICTURE_TYPE_B ) { int ctx = 0; assert(h->slice_type_nos == AV_PICTURE_TYPE_B); if( !IS_DIRECT( h->left_type[LTOP]-1 ) ) ctx++; if( !IS_DIRECT( h->top_type-1 ) ) ctx++; if( !get_cabac_noinline( &h->cabac, &h->cabac_state[27+ctx] ) ){ mb_type= 0; /* B_Direct_16x16 */ }else if( !get_cabac_noinline( &h->cabac, &h->cabac_state[27+3] ) ) { mb_type= 1 + get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); /* B_L[01]_16x16 */ }else{ int bits; bits = get_cabac_noinline( &h->cabac, &h->cabac_state[27+4] ) << 3; bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ) << 2; bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ) << 1; bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); if( bits < 8 ){ mb_type= bits + 3; /* B_Bi_16x16 through B_L1_L0_16x8 */ }else if( bits == 13 ){ mb_type= decode_cabac_intra_mb_type(h, 32, 0); goto decode_intra_mb; }else if( bits == 14 ){ mb_type= 11; /* B_L1_L0_8x16 */ }else if( bits == 15 ){ mb_type= 22; /* B_8x8 */ }else{ bits= ( bits<<1 ) + get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); mb_type= bits - 4; /* B_L0_Bi_* through B_Bi_Bi_* */ } } partition_count= b_mb_type_info[mb_type].partition_count; mb_type= b_mb_type_info[mb_type].type; } else if( h->slice_type_nos == AV_PICTURE_TYPE_P ) { if( get_cabac_noinline( &h->cabac, &h->cabac_state[14] ) == 0 ) { /* P-type */ if( get_cabac_noinline( &h->cabac, &h->cabac_state[15] ) == 0 ) { /* P_L0_D16x16, P_8x8 */ mb_type= 3 * get_cabac_noinline( &h->cabac, &h->cabac_state[16] ); } else { /* P_L0_D8x16, P_L0_D16x8 */ mb_type= 2 - get_cabac_noinline( &h->cabac, &h->cabac_state[17] ); } partition_count= p_mb_type_info[mb_type].partition_count; mb_type= p_mb_type_info[mb_type].type; } else { mb_type= decode_cabac_intra_mb_type(h, 17, 0); goto decode_intra_mb; } } else { mb_type= decode_cabac_intra_mb_type(h, 3, 1); if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type) mb_type--; assert(h->slice_type_nos == AV_PICTURE_TYPE_I); decode_intra_mb: partition_count = 0; cbp= i_mb_type_info[mb_type].cbp; h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode; mb_type= i_mb_type_info[mb_type].type; } if(MB_FIELD) mb_type |= MB_TYPE_INTERLACED; h->slice_table[ mb_xy ]= h->slice_num; if(IS_INTRA_PCM(mb_type)) { static const uint16_t mb_sizes[4] = {256,384,512,768}; const int mb_size = mb_sizes[h->sps.chroma_format_idc]*h->sps.bit_depth_luma >> 3; const uint8_t *ptr; // We assume these blocks are very rare so we do not optimize it. // FIXME The two following lines get the bitstream position in the cabac // decode, I think it should be done by a function in cabac.h (or cabac.c). ptr= h->cabac.bytestream; if(h->cabac.low&0x1) ptr--; if(CABAC_BITS==16){ if(h->cabac.low&0x1FF) ptr--; } // The pixels are stored in the same order as levels in h->mb array. memcpy(h->mb, ptr, mb_size); ptr+=mb_size; ff_init_cabac_decoder(&h->cabac, ptr, h->cabac.bytestream_end - ptr); // All blocks are present h->cbp_table[mb_xy] = 0xf7ef; h->chroma_pred_mode_table[mb_xy] = 0; // In deblocking, the quantizer is 0 s->current_picture.f.qscale_table[mb_xy] = 0; // All coeffs are present memset(h->non_zero_count[mb_xy], 16, 48); s->current_picture.f.mb_type[mb_xy] = mb_type; h->last_qscale_diff = 0; return 0; } if(MB_MBAFF){ h->ref_count[0] <<= 1; h->ref_count[1] <<= 1; } fill_decode_caches(h, mb_type); if( IS_INTRA( mb_type ) ) { int i, pred_mode; if( IS_INTRA4x4( mb_type ) ) { if( dct8x8_allowed && get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] ) ) { mb_type |= MB_TYPE_8x8DCT; for( i = 0; i < 16; i+=4 ) { int pred = pred_intra_mode( h, i ); int mode = decode_cabac_mb_intra4x4_pred_mode( h, pred ); fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 ); } } else { for( i = 0; i < 16; i++ ) { int pred = pred_intra_mode( h, i ); h->intra4x4_pred_mode_cache[ scan8[i] ] = decode_cabac_mb_intra4x4_pred_mode( h, pred ); //av_log( s->avctx, AV_LOG_ERROR, "i4x4 pred=%d mode=%d\n", pred, h->intra4x4_pred_mode_cache[ scan8[i] ] ); } } write_back_intra_pred_mode(h); if( ff_h264_check_intra4x4_pred_mode(h) < 0 ) return -1; } else { h->intra16x16_pred_mode= ff_h264_check_intra_pred_mode( h, h->intra16x16_pred_mode, 0 ); if( h->intra16x16_pred_mode < 0 ) return -1; } if(decode_chroma){ h->chroma_pred_mode_table[mb_xy] = pred_mode = decode_cabac_mb_chroma_pre_mode( h ); pred_mode= ff_h264_check_intra_pred_mode( h, pred_mode, 1 ); if( pred_mode < 0 ) return -1; h->chroma_pred_mode= pred_mode; } else { h->chroma_pred_mode= DC_128_PRED8x8; } } else if( partition_count == 4 ) { int i, j, sub_partition_count[4], list, ref[2][4]; if( h->slice_type_nos == AV_PICTURE_TYPE_B ) { for( i = 0; i < 4; i++ ) { h->sub_mb_type[i] = decode_cabac_b_mb_sub_type( h ); sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count; h->sub_mb_type[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].type; } if( IS_DIRECT(h->sub_mb_type[0] | h->sub_mb_type[1] | h->sub_mb_type[2] | h->sub_mb_type[3]) ) { ff_h264_pred_direct_motion(h, &mb_type); h->ref_cache[0][scan8[4]] = h->ref_cache[1][scan8[4]] = h->ref_cache[0][scan8[12]] = h->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE; for( i = 0; i < 4; i++ ) fill_rectangle( &h->direct_cache[scan8[4*i]], 2, 2, 8, (h->sub_mb_type[i]>>1)&0xFF, 1 ); } } else { for( i = 0; i < 4; i++ ) { h->sub_mb_type[i] = decode_cabac_p_mb_sub_type( h ); sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count; h->sub_mb_type[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].type; } } for( list = 0; list < h->list_count; list++ ) { for( i = 0; i < 4; i++ ) { if(IS_DIRECT(h->sub_mb_type[i])) continue; if(IS_DIR(h->sub_mb_type[i], 0, list)){ if( h->ref_count[list] > 1 ){ ref[list][i] = decode_cabac_mb_ref( h, list, 4*i ); if(ref[list][i] >= (unsigned)h->ref_count[list]){ av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref[list][i], h->ref_count[list]); } }else ref[list][i] = 0; } else { ref[list][i] = -1; } h->ref_cache[list][ scan8[4*i]+1 ]= h->ref_cache[list][ scan8[4*i]+8 ]=h->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i]; } } if(dct8x8_allowed) dct8x8_allowed = get_dct8x8_allowed(h); for(list=0; list<h->list_count; list++){ for(i=0; i<4; i++){ h->ref_cache[list][ scan8[4*i] ]=h->ref_cache[list][ scan8[4*i]+1 ]; if(IS_DIRECT(h->sub_mb_type[i])){ fill_rectangle(h->mvd_cache[list][scan8[4*i]], 2, 2, 8, 0, 2); continue; } if(IS_DIR(h->sub_mb_type[i], 0, list) && !IS_DIRECT(h->sub_mb_type[i])){ const int sub_mb_type= h->sub_mb_type[i]; const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1; for(j=0; j<sub_partition_count[i]; j++){ int mpx, mpy; int mx, my; const int index= 4*i + block_width*j; int16_t (* mv_cache)[2]= &h->mv_cache[list][ scan8[index] ]; uint8_t (* mvd_cache)[2]= &h->mvd_cache[list][ scan8[index] ]; pred_motion(h, index, block_width, list, h->ref_cache[list][ scan8[index] ], &mx, &my); DECODE_CABAC_MB_MVD( h, list, index) tprintf(s->avctx, "final mv:%d %d\n", mx, my); if(IS_SUB_8X8(sub_mb_type)){ mv_cache[ 1 ][0]= mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx; mv_cache[ 1 ][1]= mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my; mvd_cache[ 1 ][0]= mvd_cache[ 8 ][0]= mvd_cache[ 9 ][0]= mpx; mvd_cache[ 1 ][1]= mvd_cache[ 8 ][1]= mvd_cache[ 9 ][1]= mpy; }else if(IS_SUB_8X4(sub_mb_type)){ mv_cache[ 1 ][0]= mx; mv_cache[ 1 ][1]= my; mvd_cache[ 1 ][0]= mpx; mvd_cache[ 1 ][1]= mpy; }else if(IS_SUB_4X8(sub_mb_type)){ mv_cache[ 8 ][0]= mx; mv_cache[ 8 ][1]= my; mvd_cache[ 8 ][0]= mpx; mvd_cache[ 8 ][1]= mpy; } mv_cache[ 0 ][0]= mx; mv_cache[ 0 ][1]= my; mvd_cache[ 0 ][0]= mpx; mvd_cache[ 0 ][1]= mpy; } }else{ fill_rectangle(h->mv_cache [list][ scan8[4*i] ], 2, 2, 8, 0, 4); fill_rectangle(h->mvd_cache[list][ scan8[4*i] ], 2, 2, 8, 0, 2); } } } } else if( IS_DIRECT(mb_type) ) { ff_h264_pred_direct_motion(h, &mb_type); fill_rectangle(h->mvd_cache[0][scan8[0]], 4, 4, 8, 0, 2); fill_rectangle(h->mvd_cache[1][scan8[0]], 4, 4, 8, 0, 2); dct8x8_allowed &= h->sps.direct_8x8_inference_flag; } else { int list, i; if(IS_16X16(mb_type)){ for(list=0; list<h->list_count; list++){ if(IS_DIR(mb_type, 0, list)){ int ref; if(h->ref_count[list] > 1){ ref= decode_cabac_mb_ref(h, list, 0); if(ref >= (unsigned)h->ref_count[list]){ av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, h->ref_count[list]); } }else ref=0; fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, ref, 1); } } for(list=0; list<h->list_count; list++){ if(IS_DIR(mb_type, 0, list)){ int mx,my,mpx,mpy; pred_motion(h, 0, 4, list, h->ref_cache[list][ scan8[0] ], &mx, &my); DECODE_CABAC_MB_MVD( h, list, 0) tprintf(s->avctx, "final mv:%d %d\n", mx, my); fill_rectangle(h->mvd_cache[list][ scan8[0] ], 4, 4, 8, pack8to16(mpx,mpy), 2); fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4); } } } else if(IS_16X8(mb_type)){ for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ int ref; if(h->ref_count[list] > 1){ ref= decode_cabac_mb_ref( h, list, 8*i ); if(ref >= (unsigned)h->ref_count[list]){ av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, h->ref_count[list]); } }else ref=0; fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, ref, 1); }else fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, (LIST_NOT_USED&0xFF), 1); } } for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ int mx,my,mpx,mpy; pred_16x8_motion(h, 8*i, list, h->ref_cache[list][scan8[0] + 16*i], &mx, &my); DECODE_CABAC_MB_MVD( h, list, 8*i) tprintf(s->avctx, "final mv:%d %d\n", mx, my); fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack8to16(mpx,mpy), 2); fill_rectangle(h->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack16to32(mx,my), 4); }else{ fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 2); fill_rectangle(h-> mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 4); } } } }else{ assert(IS_8X16(mb_type)); for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ //FIXME optimize int ref; if(h->ref_count[list] > 1){ ref= decode_cabac_mb_ref( h, list, 4*i ); if(ref >= (unsigned)h->ref_count[list]){ av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, h->ref_count[list]); } }else ref=0; fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, ref, 1); }else fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, (LIST_NOT_USED&0xFF), 1); } } for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ int mx,my,mpx,mpy; pred_8x16_motion(h, i*4, list, h->ref_cache[list][ scan8[0] + 2*i ], &mx, &my); DECODE_CABAC_MB_MVD( h, list, 4*i) tprintf(s->avctx, "final mv:%d %d\n", mx, my); fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack8to16(mpx,mpy), 2); fill_rectangle(h->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack16to32(mx,my), 4); }else{ fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 2); fill_rectangle(h-> mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 4); } } } } } if( IS_INTER( mb_type ) ) { h->chroma_pred_mode_table[mb_xy] = 0; write_back_motion( h, mb_type ); } if( !IS_INTRA16x16( mb_type ) ) { cbp = decode_cabac_mb_cbp_luma( h ); if(decode_chroma) cbp |= decode_cabac_mb_cbp_chroma( h ) << 4; } h->cbp_table[mb_xy] = h->cbp = cbp; if( dct8x8_allowed && (cbp&15) && !IS_INTRA( mb_type ) ) { mb_type |= MB_TYPE_8x8DCT * get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] ); } /* It would be better to do this in fill_decode_caches, but we don't know * the transform mode of the current macroblock there. */ if (CHROMA444 && IS_8x8DCT(mb_type)){ int i; uint8_t *nnz_cache = h->non_zero_count_cache; for (i = 0; i < 2; i++){ if (h->left_type[LEFT(i)] && !IS_8x8DCT(h->left_type[LEFT(i)])){ nnz_cache[3+8* 1 + 2*8*i]= nnz_cache[3+8* 2 + 2*8*i]= nnz_cache[3+8* 6 + 2*8*i]= nnz_cache[3+8* 7 + 2*8*i]= nnz_cache[3+8*11 + 2*8*i]= nnz_cache[3+8*12 + 2*8*i]= IS_INTRA(mb_type) ? 64 : 0; } } if (h->top_type && !IS_8x8DCT(h->top_type)){ uint32_t top_empty = CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040; AV_WN32A(&nnz_cache[4+8* 0], top_empty); AV_WN32A(&nnz_cache[4+8* 5], top_empty); AV_WN32A(&nnz_cache[4+8*10], top_empty); } } s->current_picture.f.mb_type[mb_xy] = mb_type; if( cbp || IS_INTRA16x16( mb_type ) ) { const uint8_t *scan, *scan8x8; const uint32_t *qmul; if(IS_INTERLACED(mb_type)){ scan8x8= s->qscale ? h->field_scan8x8 : h->field_scan8x8_q0; scan= s->qscale ? h->field_scan : h->field_scan_q0; }else{ scan8x8= s->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0; scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0; } // decode_cabac_mb_dqp if(get_cabac_noinline( &h->cabac, &h->cabac_state[60 + (h->last_qscale_diff != 0)])){ int val = 1; int ctx= 2; const int max_qp = 51 + 6*(h->sps.bit_depth_luma-8); while( get_cabac_noinline( &h->cabac, &h->cabac_state[60 + ctx] ) ) { ctx= 3; val++; if(val > 2*max_qp){ //prevent infinite loop av_log(h->s.avctx, AV_LOG_ERROR, "cabac decode of qscale diff failed at %d %d\n", s->mb_x, s->mb_y); } } if( val&0x01 ) val= (val + 1)>>1 ; else val= -((val + 1)>>1); h->last_qscale_diff = val; s->qscale += val; if(((unsigned)s->qscale) > max_qp){ if(s->qscale<0) s->qscale+= max_qp+1; else s->qscale-= max_qp+1; } h->chroma_qp[0] = get_chroma_qp(h, 0, s->qscale); h->chroma_qp[1] = get_chroma_qp(h, 1, s->qscale); }else h->last_qscale_diff=0; decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 0); if(CHROMA444){ decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 1); decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 2); } else if (CHROMA422) { if( cbp&0x30 ){ int c; for( c = 0; c < 2; c++ ) { //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-DC\n",c ); decode_cabac_residual_dc_422(h, h->mb + ((256 + 16*16*c) << pixel_shift), 3, CHROMA_DC_BLOCK_INDEX + c, chroma422_dc_scan, 8); } } if( cbp&0x20 ) { int c, i, i8x8; for( c = 0; c < 2; c++ ) { DCTELEM *mb = h->mb + (16*(16 + 16*c) << pixel_shift); qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[c]]; for (i8x8 = 0; i8x8 < 2; i8x8++) { for (i = 0; i < 4; i++) { const int index = 16 + 16 * c + 8*i8x8 + i; //av_log(s->avctx, AV_LOG_ERROR, "INTRA C%d-AC %d\n",c, index - 16); decode_cabac_residual_nondc(h, mb, 4, index, scan + 1, qmul, 15); mb += 16<<pixel_shift; } } } } else { fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } } else /* yuv420 */ { if( cbp&0x30 ){ int c; for( c = 0; c < 2; c++ ) { //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-DC\n",c ); decode_cabac_residual_dc(h, h->mb + ((256 + 16*16*c) << pixel_shift), 3, CHROMA_DC_BLOCK_INDEX+c, chroma_dc_scan, 4); } } if( cbp&0x20 ) { int c, i; for( c = 0; c < 2; c++ ) { qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[c]]; for( i = 0; i < 4; i++ ) { const int index = 16 + 16 * c + i; //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-AC %d\n",c, index - 16 ); decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), 4, index, scan + 1, qmul, 15); } } } else { fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } } } else { fill_rectangle(&h->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1); fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); h->last_qscale_diff = 0; } s->current_picture.f.qscale_table[mb_xy] = s->qscale; write_back_non_zero_count(h); if(MB_MBAFF){ h->ref_count[0] >>= 1; h->ref_count[1] >>= 1; } return 0; } | 20,715 |
1 | static inline void RENAME(rgb32to15)(const uint8_t *src, uint8_t *dst, unsigned src_size) { const uint8_t *s = src; const uint8_t *end; #ifdef HAVE_MMX const uint8_t *mm_end; #endif uint16_t *d = (uint16_t *)dst; end = s + src_size; #ifdef HAVE_MMX mm_end = end - 15; #if 1 //is faster only if multiplies are reasonable fast (FIXME figure out on which cpus this is faster, on Athlon its slightly faster) asm volatile( "movq %3, %%mm5 \n\t" "movq %4, %%mm6 \n\t" "movq %5, %%mm7 \n\t" ".balign 16 \n\t" "1: \n\t" PREFETCH" 32(%1) \n\t" "movd (%1), %%mm0 \n\t" "movd 4(%1), %%mm3 \n\t" "punpckldq 8(%1), %%mm0 \n\t" "punpckldq 12(%1), %%mm3 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm3, %%mm4 \n\t" "pand %%mm6, %%mm0 \n\t" "pand %%mm6, %%mm3 \n\t" "pmaddwd %%mm7, %%mm0 \n\t" "pmaddwd %%mm7, %%mm3 \n\t" "pand %%mm5, %%mm1 \n\t" "pand %%mm5, %%mm4 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "psrld $6, %%mm0 \n\t" "pslld $10, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, (%0) \n\t" "add $16, %1 \n\t" "add $8, %0 \n\t" "cmp %2, %1 \n\t" " jb 1b \n\t" : "+r" (d), "+r"(s) : "r" (mm_end), "m" (mask3215g), "m" (mask3216br), "m" (mul3215) ); #else __asm __volatile(PREFETCH" %0"::"m"(*src):"memory"); __asm __volatile( "movq %0, %%mm7\n\t" "movq %1, %%mm6\n\t" ::"m"(red_15mask),"m"(green_15mask)); while(s < mm_end) { __asm __volatile( PREFETCH" 32%1\n\t" "movd %1, %%mm0\n\t" "movd 4%1, %%mm3\n\t" "punpckldq 8%1, %%mm0\n\t" "punpckldq 12%1, %%mm3\n\t" "movq %%mm0, %%mm1\n\t" "movq %%mm0, %%mm2\n\t" "movq %%mm3, %%mm4\n\t" "movq %%mm3, %%mm5\n\t" "psrlq $3, %%mm0\n\t" "psrlq $3, %%mm3\n\t" "pand %2, %%mm0\n\t" "pand %2, %%mm3\n\t" "psrlq $6, %%mm1\n\t" "psrlq $6, %%mm4\n\t" "pand %%mm6, %%mm1\n\t" "pand %%mm6, %%mm4\n\t" "psrlq $9, %%mm2\n\t" "psrlq $9, %%mm5\n\t" "pand %%mm7, %%mm2\n\t" "pand %%mm7, %%mm5\n\t" "por %%mm1, %%mm0\n\t" "por %%mm4, %%mm3\n\t" "por %%mm2, %%mm0\n\t" "por %%mm5, %%mm3\n\t" "psllq $16, %%mm3\n\t" "por %%mm3, %%mm0\n\t" MOVNTQ" %%mm0, %0\n\t" :"=m"(*d):"m"(*s),"m"(blue_15mask):"memory"); d += 4; s += 16; } #endif __asm __volatile(SFENCE:::"memory"); __asm __volatile(EMMS:::"memory"); #endif while(s < end) { // FIXME on bigendian const int src= *s; s += 4; *d++ = ((src&0xFF)>>3) + ((src&0xF800)>>6) + ((src&0xF80000)>>9); } } | 20,717 |
1 | static int mov_write_trailer(AVFormatContext *s) { MOVMuxContext *mov = s->priv_data; AVIOContext *pb = s->pb; int res = 0; int i; int64_t moov_pos = avio_tell(pb); if (!(mov->flags & FF_MOV_FLAG_FRAGMENT)) { /* Write size of mdat tag */ if (mov->mdat_size + 8 <= UINT32_MAX) { avio_seek(pb, mov->mdat_pos, SEEK_SET); avio_wb32(pb, mov->mdat_size + 8); } else { /* overwrite 'wide' placeholder atom */ avio_seek(pb, mov->mdat_pos - 8, SEEK_SET); /* special value: real atom size will be 64 bit value after * tag field */ avio_wb32(pb, 1); ffio_wfourcc(pb, "mdat"); avio_wb64(pb, mov->mdat_size + 16); } avio_seek(pb, mov->reserved_moov_size ? mov->reserved_moov_pos : moov_pos, SEEK_SET); mov_write_moov_tag(pb, mov, s); if(mov->reserved_moov_size){ int64_t size= mov->reserved_moov_size - (avio_tell(pb) - mov->reserved_moov_pos); if(size < 8){ av_log(s, AV_LOG_ERROR, "reserved_moov_size is too small, needed %"PRId64" additional\n", 8-size); return -1; } avio_wb32(pb, size); ffio_wfourcc(pb, "free"); for(i=0; i<size; i++) avio_w8(pb, 0); avio_seek(pb, moov_pos, SEEK_SET); } } else { mov_flush_fragment(s); mov_write_mfra_tag(pb, mov); } if (mov->chapter_track) av_freep(&mov->tracks[mov->chapter_track].enc); for (i=0; i<mov->nb_streams; i++) { if (mov->tracks[i].tag == MKTAG('r','t','p',' ')) ff_mov_close_hinting(&mov->tracks[i]); else if (mov->tracks[i].tag == MKTAG('t','m','c','d')) av_freep(&mov->tracks[i].enc); if (mov->flags & FF_MOV_FLAG_FRAGMENT && mov->tracks[i].vc1_info.struct_offset && s->pb->seekable) { int64_t off = avio_tell(pb); uint8_t buf[7]; if (mov_write_dvc1_structs(&mov->tracks[i], buf) >= 0) { avio_seek(pb, mov->tracks[i].vc1_info.struct_offset, SEEK_SET); avio_write(pb, buf, 7); avio_seek(pb, off, SEEK_SET); } } av_freep(&mov->tracks[i].cluster); av_freep(&mov->tracks[i].frag_info); if (mov->tracks[i].vos_len) av_free(mov->tracks[i].vos_data); } avio_flush(pb); av_freep(&mov->tracks); return res; } | 20,718 |
1 | static void dvbsub_parse_region_segment(AVCodecContext *avctx, const uint8_t *buf, int buf_size) { DVBSubContext *ctx = avctx->priv_data; const uint8_t *buf_end = buf + buf_size; int region_id, object_id; int av_unused version; DVBSubRegion *region; DVBSubObject *object; DVBSubObjectDisplay *display; int fill; if (buf_size < 10) region_id = *buf++; region = get_region(ctx, region_id); if (!region) { region = av_mallocz(sizeof(DVBSubRegion)); region->id = region_id; region->version = -1; region->next = ctx->region_list; ctx->region_list = region; } version = ((*buf)>>4) & 15; fill = ((*buf++) >> 3) & 1; region->width = AV_RB16(buf); buf += 2; region->height = AV_RB16(buf); buf += 2; if (region->width * region->height != region->buf_size) { av_free(region->pbuf); region->buf_size = region->width * region->height; region->pbuf = av_malloc(region->buf_size); fill = 1; region->dirty = 0; } region->depth = 1 << (((*buf++) >> 2) & 7); if(region->depth<2 || region->depth>8){ av_log(avctx, AV_LOG_ERROR, "region depth %d is invalid\n", region->depth); region->depth= 4; } region->clut = *buf++; if (region->depth == 8) { region->bgcolor = *buf++; buf += 1; } else { buf += 1; if (region->depth == 4) region->bgcolor = (((*buf++) >> 4) & 15); else region->bgcolor = (((*buf++) >> 2) & 3); } av_dlog(avctx, "Region %d, (%dx%d)\n", region_id, region->width, region->height); if (fill) { memset(region->pbuf, region->bgcolor, region->buf_size); av_dlog(avctx, "Fill region (%d)\n", region->bgcolor); } delete_region_display_list(ctx, region); while (buf + 5 < buf_end) { object_id = AV_RB16(buf); buf += 2; object = get_object(ctx, object_id); if (!object) { object = av_mallocz(sizeof(DVBSubObject)); object->id = object_id; object->next = ctx->object_list; ctx->object_list = object; } object->type = (*buf) >> 6; display = av_mallocz(sizeof(DVBSubObjectDisplay)); display->object_id = object_id; display->region_id = region_id; display->x_pos = AV_RB16(buf) & 0xfff; buf += 2; display->y_pos = AV_RB16(buf) & 0xfff; buf += 2; if ((object->type == 1 || object->type == 2) && buf+1 < buf_end) { display->fgcolor = *buf++; display->bgcolor = *buf++; } display->region_list_next = region->display_list; region->display_list = display; display->object_list_next = object->display_list; object->display_list = display; } } | 20,719 |
1 | static int local_link(FsContext *ctx, V9fsPath *oldpath, V9fsPath *dirpath, const char *name) { int ret; V9fsString newpath; char *buffer, *buffer1; int serrno; v9fs_string_init(&newpath); v9fs_string_sprintf(&newpath, "%s/%s", dirpath->data, name); buffer = rpath(ctx, oldpath->data); buffer1 = rpath(ctx, newpath.data); ret = link(buffer, buffer1); g_free(buffer); if (ret < 0) { goto out; } /* now link the virtfs_metadata files */ if (ctx->export_flags & V9FS_SM_MAPPED_FILE) { char *vbuffer, *vbuffer1; /* Link the .virtfs_metadata files. Create the metada directory */ ret = local_create_mapped_attr_dir(ctx, newpath.data); if (ret < 0) { goto err_out; } vbuffer = local_mapped_attr_path(ctx, oldpath->data); vbuffer1 = local_mapped_attr_path(ctx, newpath.data); ret = link(vbuffer, vbuffer1); g_free(vbuffer); g_free(vbuffer1); if (ret < 0 && errno != ENOENT) { goto err_out; } } goto out; err_out: serrno = errno; remove(buffer1); errno = serrno; out: g_free(buffer1); v9fs_string_free(&newpath); return ret; } | 20,721 |
1 | static int parse_str(StringInputVisitor *siv, const char *name, Error **errp) { char *str = (char *) siv->string; long long start, end; Range *cur; char *endptr; if (siv->ranges) { return 0; } do { errno = 0; start = strtoll(str, &endptr, 0); if (errno == 0 && endptr > str) { if (*endptr == '\0') { cur = g_malloc0(sizeof(*cur)); cur->begin = start; cur->end = start + 1; siv->ranges = g_list_insert_sorted_merged(siv->ranges, cur, range_compare); cur = NULL; str = NULL; } else if (*endptr == '-') { str = endptr + 1; errno = 0; end = strtoll(str, &endptr, 0); if (errno == 0 && endptr > str && start <= end && (start > INT64_MAX - 65536 || end < start + 65536)) { if (*endptr == '\0') { cur = g_malloc0(sizeof(*cur)); cur->begin = start; cur->end = end + 1; siv->ranges = g_list_insert_sorted_merged(siv->ranges, cur, range_compare); cur = NULL; str = NULL; } else if (*endptr == ',') { str = endptr + 1; cur = g_malloc0(sizeof(*cur)); cur->begin = start; cur->end = end + 1; siv->ranges = g_list_insert_sorted_merged(siv->ranges, cur, range_compare); cur = NULL; } else { goto error; } } else { goto error; } } else if (*endptr == ',') { str = endptr + 1; cur = g_malloc0(sizeof(*cur)); cur->begin = start; cur->end = start + 1; siv->ranges = g_list_insert_sorted_merged(siv->ranges, cur, range_compare); cur = NULL; } else { goto error; } } else { goto error; } } while (str); return 0; error: g_list_foreach(siv->ranges, free_range, NULL); g_list_free(siv->ranges); siv->ranges = NULL; error_setg(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null", "an int64 value or range"); return -1; } | 20,723 |
0 | static av_cold int adpcm_encode_init(AVCodecContext *avctx) { ADPCMEncodeContext *s = avctx->priv_data; uint8_t *extradata; int i; if (avctx->channels > 2) return -1; /* only stereo or mono =) */ if (avctx->trellis && (unsigned)avctx->trellis > 16U) { av_log(avctx, AV_LOG_ERROR, "invalid trellis size\n"); return -1; } if (avctx->trellis) { int frontier = 1 << avctx->trellis; int max_paths = frontier * FREEZE_INTERVAL; FF_ALLOC_OR_GOTO(avctx, s->paths, max_paths * sizeof(*s->paths), error); FF_ALLOC_OR_GOTO(avctx, s->node_buf, 2 * frontier * sizeof(*s->node_buf), error); FF_ALLOC_OR_GOTO(avctx, s->nodep_buf, 2 * frontier * sizeof(*s->nodep_buf), error); FF_ALLOC_OR_GOTO(avctx, s->trellis_hash, 65536 * sizeof(*s->trellis_hash), error); } avctx->bits_per_coded_sample = av_get_bits_per_sample(avctx->codec->id); switch (avctx->codec->id) { case CODEC_ID_ADPCM_IMA_WAV: /* each 16 bits sample gives one nibble and we have 4 bytes per channel overhead */ avctx->frame_size = (BLKSIZE - 4 * avctx->channels) * 8 / (4 * avctx->channels) + 1; /* seems frame_size isn't taken into account... have to buffer the samples :-( */ avctx->block_align = BLKSIZE; avctx->bits_per_coded_sample = 4; break; case CODEC_ID_ADPCM_IMA_QT: avctx->frame_size = 64; avctx->block_align = 34 * avctx->channels; break; case CODEC_ID_ADPCM_MS: /* each 16 bits sample gives one nibble and we have 7 bytes per channel overhead */ avctx->frame_size = (BLKSIZE - 7 * avctx->channels) * 2 / avctx->channels + 2; avctx->block_align = BLKSIZE; avctx->bits_per_coded_sample = 4; avctx->extradata_size = 32; extradata = avctx->extradata = av_malloc(avctx->extradata_size); if (!extradata) return AVERROR(ENOMEM); bytestream_put_le16(&extradata, avctx->frame_size); bytestream_put_le16(&extradata, 7); /* wNumCoef */ for (i = 0; i < 7; i++) { bytestream_put_le16(&extradata, ff_adpcm_AdaptCoeff1[i] * 4); bytestream_put_le16(&extradata, ff_adpcm_AdaptCoeff2[i] * 4); } break; case CODEC_ID_ADPCM_YAMAHA: avctx->frame_size = BLKSIZE * avctx->channels; avctx->block_align = BLKSIZE; break; case CODEC_ID_ADPCM_SWF: if (avctx->sample_rate != 11025 && avctx->sample_rate != 22050 && avctx->sample_rate != 44100) { av_log(avctx, AV_LOG_ERROR, "Sample rate must be 11025, " "22050 or 44100\n"); goto error; } avctx->frame_size = 512 * (avctx->sample_rate / 11025); break; default: goto error; } avctx->coded_frame = avcodec_alloc_frame(); avctx->coded_frame->key_frame= 1; return 0; error: av_freep(&s->paths); av_freep(&s->node_buf); av_freep(&s->nodep_buf); av_freep(&s->trellis_hash); return -1; } | 20,724 |
0 | void *etraxfs_dmac_init(target_phys_addr_t base, int nr_channels) { struct fs_dma_ctrl *ctrl = NULL; ctrl = g_malloc0(sizeof *ctrl); ctrl->bh = qemu_bh_new(DMA_run, ctrl); ctrl->nr_channels = nr_channels; ctrl->channels = g_malloc0(sizeof ctrl->channels[0] * nr_channels); memory_region_init_io(&ctrl->mmio, &dma_ops, ctrl, "etraxfs-dma", nr_channels * 0x2000); memory_region_add_subregion(get_system_memory(), base, &ctrl->mmio); return ctrl; } | 20,727 |
0 | static inline void gen_cond_branch(DisasContext *dc, int cond) { int l1; l1 = gen_new_label(); tcg_gen_brcond_tl(cond, cpu_R[dc->r0], cpu_R[dc->r1], l1); gen_goto_tb(dc, 0, dc->pc + 4); gen_set_label(l1); gen_goto_tb(dc, 1, dc->pc + (sign_extend(dc->imm16 << 2, 16))); dc->is_jmp = DISAS_TB_JUMP; } | 20,729 |
0 | static void RENAME(sws_init_swScale)(SwsContext *c) { enum PixelFormat srcFormat = c->srcFormat; if (!(c->flags & SWS_BITEXACT)) { if (c->flags & SWS_ACCURATE_RND) { c->yuv2yuv1 = RENAME(yuv2yuv1_ar ); c->yuv2yuvX = RENAME(yuv2yuvX_ar ); switch (c->dstFormat) { case PIX_FMT_RGB32: c->yuv2packedX = RENAME(yuv2rgb32_X_ar); break; case PIX_FMT_BGR24: c->yuv2packedX = RENAME(yuv2bgr24_X_ar); break; case PIX_FMT_RGB555: c->yuv2packedX = RENAME(yuv2rgb555_X_ar); break; case PIX_FMT_RGB565: c->yuv2packedX = RENAME(yuv2rgb565_X_ar); break; case PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X_ar); break; default: break; } } else { c->yuv2yuv1 = RENAME(yuv2yuv1 ); c->yuv2yuvX = RENAME(yuv2yuvX ); switch (c->dstFormat) { case PIX_FMT_RGB32: c->yuv2packedX = RENAME(yuv2rgb32_X); break; case PIX_FMT_BGR24: c->yuv2packedX = RENAME(yuv2bgr24_X); break; case PIX_FMT_RGB555: c->yuv2packedX = RENAME(yuv2rgb555_X); break; case PIX_FMT_RGB565: c->yuv2packedX = RENAME(yuv2rgb565_X); break; case PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X); break; default: break; } } switch (c->dstFormat) { case PIX_FMT_RGB32: c->yuv2packed1 = RENAME(yuv2rgb32_1); c->yuv2packed2 = RENAME(yuv2rgb32_2); break; case PIX_FMT_BGR24: c->yuv2packed1 = RENAME(yuv2bgr24_1); c->yuv2packed2 = RENAME(yuv2bgr24_2); break; case PIX_FMT_RGB555: c->yuv2packed1 = RENAME(yuv2rgb555_1); c->yuv2packed2 = RENAME(yuv2rgb555_2); break; case PIX_FMT_RGB565: c->yuv2packed1 = RENAME(yuv2rgb565_1); c->yuv2packed2 = RENAME(yuv2rgb565_2); break; case PIX_FMT_YUYV422: c->yuv2packed1 = RENAME(yuv2yuyv422_1); c->yuv2packed2 = RENAME(yuv2yuyv422_2); break; default: break; } } #if !COMPILE_TEMPLATE_MMX2 c->hScale = RENAME(hScale ); #endif /* !COMPILE_TEMPLATE_MMX2 */ // Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one). #if COMPILE_TEMPLATE_MMX2 if (c->flags & SWS_FAST_BILINEAR && c->canMMX2BeUsed) { c->hyscale_fast = RENAME(hyscale_fast); c->hcscale_fast = RENAME(hcscale_fast); } else { #endif /* COMPILE_TEMPLATE_MMX2 */ c->hyscale_fast = NULL; c->hcscale_fast = NULL; #if COMPILE_TEMPLATE_MMX2 } #endif /* COMPILE_TEMPLATE_MMX2 */ #if !COMPILE_TEMPLATE_MMX2 switch(srcFormat) { case PIX_FMT_YUYV422 : c->chrToYV12 = RENAME(yuy2ToUV); break; case PIX_FMT_UYVY422 : c->chrToYV12 = RENAME(uyvyToUV); break; case PIX_FMT_NV12 : c->chrToYV12 = RENAME(nv12ToUV); break; case PIX_FMT_NV21 : c->chrToYV12 = RENAME(nv21ToUV); break; case PIX_FMT_GRAY16LE : case PIX_FMT_YUV420P9LE: case PIX_FMT_YUV422P10LE: case PIX_FMT_YUV420P10LE: case PIX_FMT_YUV420P16LE: case PIX_FMT_YUV422P16LE: case PIX_FMT_YUV444P16LE: c->hScale16= RENAME(hScale16); break; } #endif /* !COMPILE_TEMPLATE_MMX2 */ if (!c->chrSrcHSubSample) { switch(srcFormat) { case PIX_FMT_BGR24 : c->chrToYV12 = RENAME(bgr24ToUV); break; case PIX_FMT_RGB24 : c->chrToYV12 = RENAME(rgb24ToUV); break; default: break; } } switch (srcFormat) { #if !COMPILE_TEMPLATE_MMX2 case PIX_FMT_YUYV422 : case PIX_FMT_Y400A : c->lumToYV12 = RENAME(yuy2ToY); break; case PIX_FMT_UYVY422 : c->lumToYV12 = RENAME(uyvyToY); break; #endif /* !COMPILE_TEMPLATE_MMX2 */ case PIX_FMT_BGR24 : c->lumToYV12 = RENAME(bgr24ToY); break; case PIX_FMT_RGB24 : c->lumToYV12 = RENAME(rgb24ToY); break; default: break; } #if !COMPILE_TEMPLATE_MMX2 if (c->alpPixBuf) { switch (srcFormat) { case PIX_FMT_Y400A : c->alpToYV12 = RENAME(yuy2ToY); break; default: break; } } #endif /* !COMPILE_TEMPLATE_MMX2 */ if(isAnyRGB(c->srcFormat)) c->hScale16= RENAME(hScale16); } | 20,730 |
0 | static void tftp_handle_rrq(struct tftp_t *tp, int pktlen) { struct tftp_session *spt; int s, k, n; u_int8_t *src, *dst; s = tftp_session_allocate(tp); if (s < 0) { return; } spt = &tftp_sessions[s]; src = tp->x.tp_buf; dst = spt->filename; n = pktlen - ((uint8_t *)&tp->x.tp_buf[0] - (uint8_t *)tp); /* get name */ for (k = 0; k < n; k++) { if (k < TFTP_FILENAME_MAX) { dst[k] = src[k]; } else { return; } if (src[k] == '\0') { break; } } if (k >= n) { return; } k++; /* check mode */ if ((n - k) < 6) { return; } if (memcmp(&src[k], "octet\0", 6) != 0) { tftp_send_error(spt, 4, "Unsupported transfer mode", tp); return; } k += 6; /* skipping octet */ /* do sanity checks on the filename */ if ((spt->filename[0] != '/') || (spt->filename[strlen((char *)spt->filename) - 1] == '/') || strstr((char *)spt->filename, "/../")) { tftp_send_error(spt, 2, "Access violation", tp); return; } /* only allow exported prefixes */ if (!tftp_prefix) { tftp_send_error(spt, 2, "Access violation", tp); return; } /* check if the file exists */ if (tftp_read_data(spt, 0, spt->filename, 0) < 0) { tftp_send_error(spt, 1, "File not found", tp); return; } if (src[n - 1] != 0) { tftp_send_error(spt, 2, "Access violation", tp); return; } while (k < n) { const char *key, *value; key = (char *)src + k; k += strlen(key) + 1; if (k >= n) { tftp_send_error(spt, 2, "Access violation", tp); return; } value = (char *)src + k; k += strlen(value) + 1; if (strcmp(key, "tsize") == 0) { int tsize = atoi(value); struct stat stat_p; if (tsize == 0 && tftp_prefix) { char buffer[1024]; int len; len = snprintf(buffer, sizeof(buffer), "%s/%s", tftp_prefix, spt->filename); if (stat(buffer, &stat_p) == 0) tsize = stat_p.st_size; else { tftp_send_error(spt, 1, "File not found", tp); return; } } tftp_send_oack(spt, "tsize", tsize, tp); } } tftp_send_data(spt, 1, tp); } | 20,731 |
0 | static int waveformat_to_audio_settings (WAVEFORMATEX *wfx, audsettings_t *as) { if (wfx->wFormatTag != WAVE_FORMAT_PCM) { dolog ("Invalid wave format, tag is not PCM, but %d\n", wfx->wFormatTag); return -1; } if (!wfx->nSamplesPerSec) { dolog ("Invalid wave format, frequency is zero\n"); return -1; } as->freq = wfx->nSamplesPerSec; switch (wfx->nChannels) { case 1: as->nchannels = 1; break; case 2: as->nchannels = 2; break; default: dolog ( "Invalid wave format, number of channels is not 1 or 2, but %d\n", wfx->nChannels ); return -1; } switch (wfx->wBitsPerSample) { case 8: as->fmt = AUD_FMT_U8; break; case 16: as->fmt = AUD_FMT_S16; break; case 32: as->fmt = AUD_FMT_S32; break; default: dolog ("Invalid wave format, bits per sample is not " "8, 16 or 32, but %d\n", wfx->wBitsPerSample); return -1; } return 0; } | 20,732 |
0 | void css_queue_crw(uint8_t rsc, uint8_t erc, int chain, uint16_t rsid) { CrwContainer *crw_cont; trace_css_crw(rsc, erc, rsid, chain ? "(chained)" : ""); /* TODO: Maybe use a static crw pool? */ crw_cont = g_try_malloc0(sizeof(CrwContainer)); if (!crw_cont) { channel_subsys.crws_lost = true; return; } crw_cont->crw.flags = (rsc << 8) | erc; if (chain) { crw_cont->crw.flags |= CRW_FLAGS_MASK_C; } crw_cont->crw.rsid = rsid; if (channel_subsys.crws_lost) { crw_cont->crw.flags |= CRW_FLAGS_MASK_R; channel_subsys.crws_lost = false; } QTAILQ_INSERT_TAIL(&channel_subsys.pending_crws, crw_cont, sibling); if (channel_subsys.do_crw_mchk) { channel_subsys.do_crw_mchk = false; /* Inject crw pending machine check. */ s390_crw_mchk(); } } | 20,733 |
0 | static int buffered_get_fd(void *opaque) { QEMUFileBuffered *s = opaque; return qemu_get_fd(s->file); } | 20,734 |
0 | size_t qemu_file_get_rate_limit(QEMUFile *f) { if (f->get_rate_limit) return f->get_rate_limit(f->opaque); return 0; } | 20,735 |
0 | static uint8_t *csrhci_out_packet(struct csrhci_s *s, int len) { int off = s->out_start + s->out_len; /* TODO: do the padding here, i.e. align len */ s->out_len += len; if (off < FIFO_LEN) { if (off + len > FIFO_LEN && (s->out_size = off + len) > FIFO_LEN * 2) { fprintf(stderr, "%s: can't alloc %i bytes\n", __func__, len); exit(-1); } return s->outfifo + off; } if (s->out_len > s->out_size) { fprintf(stderr, "%s: can't alloc %i bytes\n", __func__, len); exit(-1); } return s->outfifo + off - s->out_size; } | 20,736 |
0 | static void test_dummy_createcmdl(void) { QemuOpts *opts; DummyObject *dobj; Error *err = NULL; const char *params = TYPE_DUMMY \ ",id=dev0," \ "bv=yes,sv=Hiss hiss hiss,av=platypus"; qemu_add_opts(&qemu_object_opts); opts = qemu_opts_parse(&qemu_object_opts, params, true, &err); g_assert(err == NULL); g_assert(opts); dobj = DUMMY_OBJECT(user_creatable_add_opts(opts, &err)); g_assert(err == NULL); g_assert(dobj); g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss"); g_assert(dobj->bv == true); g_assert(dobj->av == DUMMY_PLATYPUS); user_creatable_del("dev0", &err); g_assert(err == NULL); error_free(err); /* * cmdline-parsing via qemu_opts_parse() results in a QemuOpts entry * corresponding to the Object's ID to be added to the QemuOptsList * for objects. To avoid having this entry conflict with future * Objects using the same ID (which can happen in cases where * qemu_opts_parse() is used to parse the object params, such as * with hmp_object_add() at the time of this comment), we need to * check for this in user_creatable_del() and remove the QemuOpts if * it is present. * * FIXME: add an assert to verify that the QemuOpts is cleaned up * once the corresponding cleanup code is added. */ } | 20,737 |
0 | static void musicpal_init(ram_addr_t ram_size, int vga_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; qemu_irq *pic; int index; int iomemtype; unsigned long flash_size; if (!cpu_model) cpu_model = "arm926"; env = cpu_init(cpu_model); if (!env) { fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } pic = arm_pic_init_cpu(env); /* For now we use a fixed - the original - RAM size */ cpu_register_physical_memory(0, MP_RAM_DEFAULT_SIZE, qemu_ram_alloc(MP_RAM_DEFAULT_SIZE)); sram_off = qemu_ram_alloc(MP_SRAM_SIZE); cpu_register_physical_memory(MP_SRAM_BASE, MP_SRAM_SIZE, sram_off); /* Catch various stuff not handled by separate subsystems */ iomemtype = cpu_register_io_memory(0, musicpal_readfn, musicpal_writefn, env); cpu_register_physical_memory(0x80000000, 0x10000, iomemtype); pic = mv88w8618_pic_init(MP_PIC_BASE, pic[ARM_PIC_CPU_IRQ]); mv88w8618_pit_init(MP_PIT_BASE, pic, MP_TIMER1_IRQ); if (serial_hds[0]) serial_mm_init(MP_UART1_BASE, 2, pic[MP_UART1_IRQ], 1825000, serial_hds[0], 1); if (serial_hds[1]) serial_mm_init(MP_UART2_BASE, 2, pic[MP_UART2_IRQ], 1825000, serial_hds[1], 1); /* Register flash */ index = drive_get_index(IF_PFLASH, 0, 0); if (index != -1) { flash_size = bdrv_getlength(drives_table[index].bdrv); if (flash_size != 8*1024*1024 && flash_size != 16*1024*1024 && flash_size != 32*1024*1024) { fprintf(stderr, "Invalid flash image size\n"); exit(1); } /* * The original U-Boot accesses the flash at 0xFE000000 instead of * 0xFF800000 (if there is 8 MB flash). So remap flash access if the * image is smaller than 32 MB. */ pflash_cfi02_register(0-MP_FLASH_SIZE_MAX, qemu_ram_alloc(flash_size), drives_table[index].bdrv, 0x10000, (flash_size + 0xffff) >> 16, MP_FLASH_SIZE_MAX / flash_size, 2, 0x00BF, 0x236D, 0x0000, 0x0000, 0x5555, 0x2AAA); } mv88w8618_flashcfg_init(MP_FLASHCFG_BASE); musicpal_lcd_init(ds, MP_LCD_BASE); qemu_add_kbd_event_handler(musicpal_key_event, pic[MP_GPIO_IRQ]); /* * Wait a bit to catch menu button during U-Boot start-up * (to trigger emergency update). */ sleep(1); mv88w8618_eth_init(&nd_table[0], MP_ETH_BASE, pic[MP_ETH_IRQ]); mixer_i2c = musicpal_audio_init(MP_AUDIO_BASE, pic[MP_AUDIO_IRQ]); musicpal_binfo.ram_size = MP_RAM_DEFAULT_SIZE; musicpal_binfo.kernel_filename = kernel_filename; musicpal_binfo.kernel_cmdline = kernel_cmdline; musicpal_binfo.initrd_filename = initrd_filename; arm_load_kernel(env, &musicpal_binfo); } | 20,739 |
0 | void helper_sysenter(CPUX86State *env) { if (env->sysenter_cs == 0) { raise_exception_err(env, EXCP0D_GPF, 0); } env->eflags &= ~(VM_MASK | IF_MASK | RF_MASK); cpu_x86_set_cpl(env, 0); #ifdef TARGET_X86_64 if (env->hflags & HF_LMA_MASK) { cpu_x86_load_seg_cache(env, R_CS, env->sysenter_cs & 0xfffc, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | DESC_CS_MASK | DESC_R_MASK | DESC_A_MASK | DESC_L_MASK); } else #endif { cpu_x86_load_seg_cache(env, R_CS, env->sysenter_cs & 0xfffc, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | DESC_CS_MASK | DESC_R_MASK | DESC_A_MASK); } cpu_x86_load_seg_cache(env, R_SS, (env->sysenter_cs + 8) & 0xfffc, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | DESC_A_MASK); env->regs[R_ESP] = env->sysenter_esp; env->eip = env->sysenter_eip; } | 20,740 |
0 | int bdrv_snapshot_load_tmp_by_id_or_name(BlockDriverState *bs, const char *id_or_name, Error **errp) { int ret; Error *local_err = NULL; ret = bdrv_snapshot_load_tmp(bs, id_or_name, NULL, &local_err); if (ret == -ENOENT || ret == -EINVAL) { error_free(local_err); local_err = NULL; ret = bdrv_snapshot_load_tmp(bs, NULL, id_or_name, &local_err); } if (local_err) { error_propagate(errp, local_err); } return ret; } | 20,742 |
0 | void vnc_init_state(VncState *vs) { vs->initialized = true; VncDisplay *vd = vs->vd; bool first_client = QTAILQ_EMPTY(&vd->clients); vs->last_x = -1; vs->last_y = -1; vs->as.freq = 44100; vs->as.nchannels = 2; vs->as.fmt = AUD_FMT_S16; vs->as.endianness = 0; qemu_mutex_init(&vs->output_mutex); vs->bh = qemu_bh_new(vnc_jobs_bh, vs); QTAILQ_INSERT_TAIL(&vd->clients, vs, next); if (first_client) { vnc_update_server_surface(vd); } graphic_hw_update(vd->dcl.con); vnc_write(vs, "RFB 003.008\n", 12); vnc_flush(vs); vnc_read_when(vs, protocol_version, 12); reset_keys(vs); if (vs->vd->lock_key_sync) vs->led = qemu_add_led_event_handler(kbd_leds, vs); vs->mouse_mode_notifier.notify = check_pointer_type_change; qemu_add_mouse_mode_change_notifier(&vs->mouse_mode_notifier); } | 20,745 |
0 | void migrate_fd_error(MigrationState *s, const Error *error) { trace_migrate_fd_error(error ? error_get_pretty(error) : ""); assert(s->to_dst_file == NULL); migrate_set_state(&s->state, MIGRATION_STATUS_SETUP, MIGRATION_STATUS_FAILED); if (!s->error) { s->error = error_copy(error); } notifier_list_notify(&migration_state_notifiers, s); } | 20,746 |
0 | get_field (const unsigned char *data, enum floatformat_byteorders order, unsigned int total_len, unsigned int start, unsigned int len) { unsigned long result; unsigned int cur_byte; int cur_bitshift; /* Start at the least significant part of the field. */ cur_byte = (start + len) / FLOATFORMAT_CHAR_BIT; if (order == floatformat_little) cur_byte = (total_len / FLOATFORMAT_CHAR_BIT) - cur_byte - 1; cur_bitshift = ((start + len) % FLOATFORMAT_CHAR_BIT) - FLOATFORMAT_CHAR_BIT; result = *(data + cur_byte) >> (-cur_bitshift); cur_bitshift += FLOATFORMAT_CHAR_BIT; if (order == floatformat_little) ++cur_byte; else --cur_byte; /* Move towards the most significant part of the field. */ while ((unsigned int) cur_bitshift < len) { if (len - cur_bitshift < FLOATFORMAT_CHAR_BIT) /* This is the last byte; zero out the bits which are not part of this field. */ result |= (*(data + cur_byte) & ((1 << (len - cur_bitshift)) - 1)) << cur_bitshift; else result |= *(data + cur_byte) << cur_bitshift; cur_bitshift += FLOATFORMAT_CHAR_BIT; if (order == floatformat_little) ++cur_byte; else --cur_byte; } return result; } | 20,747 |
Subsets and Splits
No saved queries yet
Save your SQL queries to embed, download, and access them later. Queries will appear here once saved.