label
int64 0
1
| func1
stringlengths 23
97k
| id
int64 0
27.3k
|
|---|---|---|
0 | PCIDevice *pci_try_create(PCIBus *bus, int devfn, const char *name) { return pci_try_create_multifunction(bus, devfn, false, name); } | 23,862 |
0 | int qcow2_discard_clusters(BlockDriverState *bs, uint64_t offset, int nb_sectors, enum qcow2_discard_type type, bool full_discard) { BDRVQcow2State *s = bs->opaque; uint64_t end_offset; unsigned int nb_clusters; int ret; end_offset = offset + (nb_sectors << BDRV_SECTOR_BITS); /* Round start up and end down */ offset = align_offset(offset, s->cluster_size); end_offset = start_of_cluster(s, end_offset); if (offset > end_offset) { return 0; } nb_clusters = size_to_clusters(s, end_offset - offset); s->cache_discards = true; /* Each L2 table is handled by its own loop iteration */ while (nb_clusters > 0) { ret = discard_single_l2(bs, offset, nb_clusters, type, full_discard); if (ret < 0) { goto fail; } nb_clusters -= ret; offset += (ret * s->cluster_size); } ret = 0; fail: s->cache_discards = false; qcow2_process_discards(bs, ret); return ret; } | 23,863 |
0 | int read_targphys(int fd, target_phys_addr_t dst_addr, size_t nbytes) { uint8_t buf[4096]; target_phys_addr_t dst_begin = dst_addr; size_t want, did; while (nbytes) { want = nbytes > sizeof(buf) ? sizeof(buf) : nbytes; did = read(fd, buf, want); if (did != want) break; cpu_physical_memory_write_rom(dst_addr, buf, did); dst_addr += did; nbytes -= did; } return dst_addr - dst_begin; } | 23,864 |
0 | static int gxf_probe(AVProbeData *p) { static const uint8_t startcode[] = {0, 0, 0, 0, 1, 0xbc}; // start with map packet static const uint8_t endcode[] = {0, 0, 0, 0, 0xe1, 0xe2}; if (p->buf_size < 16) return 0; if (!memcmp(p->buf, startcode, sizeof(startcode)) && !memcmp(&p->buf[16 - sizeof(endcode)], endcode, sizeof(endcode))) return AVPROBE_SCORE_MAX; return 0; } | 23,865 |
0 | uint32_t cpu_inl(CPUState *env, pio_addr_t addr) { uint32_t val; val = ioport_read(2, addr); LOG_IOPORT("inl : %04"FMT_pioaddr" %08"PRIx32"\n", addr, val); #ifdef CONFIG_KQEMU if (env) env->last_io_time = cpu_get_time_fast(); #endif return val; } | 23,866 |
0 | e1000_receive(void *opaque, const uint8_t *buf, size_t size) { E1000State *s = opaque; struct e1000_rx_desc desc; target_phys_addr_t base; unsigned int n, rdt; uint32_t rdh_start; uint16_t vlan_special = 0; uint8_t vlan_status = 0, vlan_offset = 0; if (!(s->mac_reg[RCTL] & E1000_RCTL_EN)) return; if (size > s->rxbuf_size) { DBGOUT(RX, "packet too large for buffers (%lu > %d)\n", (unsigned long)size, s->rxbuf_size); return; } if (!receive_filter(s, buf, size)) return; if (vlan_enabled(s) && is_vlan_packet(s, buf)) { vlan_special = cpu_to_le16(be16_to_cpup((uint16_t *)(buf + 14))); memmove((void *)(buf + 4), buf, 12); vlan_status = E1000_RXD_STAT_VP; vlan_offset = 4; size -= 4; } rdh_start = s->mac_reg[RDH]; size += 4; // for the header do { if (s->mac_reg[RDH] == s->mac_reg[RDT] && s->check_rxov) { set_ics(s, 0, E1000_ICS_RXO); return; } base = ((uint64_t)s->mac_reg[RDBAH] << 32) + s->mac_reg[RDBAL] + sizeof(desc) * s->mac_reg[RDH]; cpu_physical_memory_read(base, (void *)&desc, sizeof(desc)); desc.special = vlan_special; desc.status |= (vlan_status | E1000_RXD_STAT_DD); if (desc.buffer_addr) { cpu_physical_memory_write(le64_to_cpu(desc.buffer_addr), (void *)(buf + vlan_offset), size); desc.length = cpu_to_le16(size); desc.status |= E1000_RXD_STAT_EOP|E1000_RXD_STAT_IXSM; } else // as per intel docs; skip descriptors with null buf addr DBGOUT(RX, "Null RX descriptor!!\n"); cpu_physical_memory_write(base, (void *)&desc, sizeof(desc)); if (++s->mac_reg[RDH] * sizeof(desc) >= s->mac_reg[RDLEN]) s->mac_reg[RDH] = 0; s->check_rxov = 1; /* see comment in start_xmit; same here */ if (s->mac_reg[RDH] == rdh_start) { DBGOUT(RXERR, "RDH wraparound @%x, RDT %x, RDLEN %x\n", rdh_start, s->mac_reg[RDT], s->mac_reg[RDLEN]); set_ics(s, 0, E1000_ICS_RXO); return; } } while (desc.buffer_addr == 0); s->mac_reg[GPRC]++; s->mac_reg[TPR]++; n = s->mac_reg[TORL]; if ((s->mac_reg[TORL] += size) < n) s->mac_reg[TORH]++; n = E1000_ICS_RXT0; if ((rdt = s->mac_reg[RDT]) < s->mac_reg[RDH]) rdt += s->mac_reg[RDLEN] / sizeof(desc); if (((rdt - s->mac_reg[RDH]) * sizeof(desc)) <= s->mac_reg[RDLEN] >> s->rxbuf_min_shift) n |= E1000_ICS_RXDMT0; set_ics(s, 0, n); } | 23,867 |
0 | static uint64_t omap_mcbsp_read(void *opaque, target_phys_addr_t addr, unsigned size) { struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque; int offset = addr & OMAP_MPUI_REG_MASK; uint16_t ret; if (size != 2) { return omap_badwidth_read16(opaque, addr); } switch (offset) { case 0x00: /* DRR2 */ if (((s->rcr[0] >> 5) & 7) < 3) /* RWDLEN1 */ return 0x0000; /* Fall through. */ case 0x02: /* DRR1 */ if (s->rx_req < 2) { printf("%s: Rx FIFO underrun\n", __FUNCTION__); omap_mcbsp_rx_done(s); } else { s->tx_req -= 2; if (s->codec && s->codec->in.len >= 2) { ret = s->codec->in.fifo[s->codec->in.start ++] << 8; ret |= s->codec->in.fifo[s->codec->in.start ++]; s->codec->in.len -= 2; } else ret = 0x0000; if (!s->tx_req) omap_mcbsp_rx_done(s); return ret; } return 0x0000; case 0x04: /* DXR2 */ case 0x06: /* DXR1 */ return 0x0000; case 0x08: /* SPCR2 */ return s->spcr[1]; case 0x0a: /* SPCR1 */ return s->spcr[0]; case 0x0c: /* RCR2 */ return s->rcr[1]; case 0x0e: /* RCR1 */ return s->rcr[0]; case 0x10: /* XCR2 */ return s->xcr[1]; case 0x12: /* XCR1 */ return s->xcr[0]; case 0x14: /* SRGR2 */ return s->srgr[1]; case 0x16: /* SRGR1 */ return s->srgr[0]; case 0x18: /* MCR2 */ return s->mcr[1]; case 0x1a: /* MCR1 */ return s->mcr[0]; case 0x1c: /* RCERA */ return s->rcer[0]; case 0x1e: /* RCERB */ return s->rcer[1]; case 0x20: /* XCERA */ return s->xcer[0]; case 0x22: /* XCERB */ return s->xcer[1]; case 0x24: /* PCR0 */ return s->pcr; case 0x26: /* RCERC */ return s->rcer[2]; case 0x28: /* RCERD */ return s->rcer[3]; case 0x2a: /* XCERC */ return s->xcer[2]; case 0x2c: /* XCERD */ return s->xcer[3]; case 0x2e: /* RCERE */ return s->rcer[4]; case 0x30: /* RCERF */ return s->rcer[5]; case 0x32: /* XCERE */ return s->xcer[4]; case 0x34: /* XCERF */ return s->xcer[5]; case 0x36: /* RCERG */ return s->rcer[6]; case 0x38: /* RCERH */ return s->rcer[7]; case 0x3a: /* XCERG */ return s->xcer[6]; case 0x3c: /* XCERH */ return s->xcer[7]; } OMAP_BAD_REG(addr); return 0; } | 23,868 |
0 | static int virtio_blk_handle_scsi_req(VirtIOBlockReq *req) { int status = VIRTIO_BLK_S_OK; struct virtio_scsi_inhdr *scsi = NULL; VirtIODevice *vdev = VIRTIO_DEVICE(req->dev); VirtQueueElement *elem = &req->elem; VirtIOBlock *blk = req->dev; #ifdef __linux__ int i; VirtIOBlockIoctlReq *ioctl_req; #endif /* * We require at least one output segment each for the virtio_blk_outhdr * and the SCSI command block. * * We also at least require the virtio_blk_inhdr, the virtio_scsi_inhdr * and the sense buffer pointer in the input segments. */ if (elem->out_num < 2 || elem->in_num < 3) { status = VIRTIO_BLK_S_IOERR; goto fail; } /* * The scsi inhdr is placed in the second-to-last input segment, just * before the regular inhdr. */ scsi = (void *)elem->in_sg[elem->in_num - 2].iov_base; if (!blk->conf.scsi) { status = VIRTIO_BLK_S_UNSUPP; goto fail; } /* * No support for bidirection commands yet. */ if (elem->out_num > 2 && elem->in_num > 3) { status = VIRTIO_BLK_S_UNSUPP; goto fail; } #ifdef __linux__ ioctl_req = g_new0(VirtIOBlockIoctlReq, 1); ioctl_req->req = req; ioctl_req->hdr.interface_id = 'S'; ioctl_req->hdr.cmd_len = elem->out_sg[1].iov_len; ioctl_req->hdr.cmdp = elem->out_sg[1].iov_base; ioctl_req->hdr.dxfer_len = 0; if (elem->out_num > 2) { /* * If there are more than the minimally required 2 output segments * there is write payload starting from the third iovec. */ ioctl_req->hdr.dxfer_direction = SG_DXFER_TO_DEV; ioctl_req->hdr.iovec_count = elem->out_num - 2; for (i = 0; i < ioctl_req->hdr.iovec_count; i++) { ioctl_req->hdr.dxfer_len += elem->out_sg[i + 2].iov_len; } ioctl_req->hdr.dxferp = elem->out_sg + 2; } else if (elem->in_num > 3) { /* * If we have more than 3 input segments the guest wants to actually * read data. */ ioctl_req->hdr.dxfer_direction = SG_DXFER_FROM_DEV; ioctl_req->hdr.iovec_count = elem->in_num - 3; for (i = 0; i < ioctl_req->hdr.iovec_count; i++) { ioctl_req->hdr.dxfer_len += elem->in_sg[i].iov_len; } ioctl_req->hdr.dxferp = elem->in_sg; } else { /* * Some SCSI commands don't actually transfer any data. */ ioctl_req->hdr.dxfer_direction = SG_DXFER_NONE; } ioctl_req->hdr.sbp = elem->in_sg[elem->in_num - 3].iov_base; ioctl_req->hdr.mx_sb_len = elem->in_sg[elem->in_num - 3].iov_len; blk_aio_ioctl(blk->blk, SG_IO, &ioctl_req->hdr, virtio_blk_ioctl_complete, ioctl_req); return -EINPROGRESS; #else abort(); #endif fail: /* Just put anything nonzero so that the ioctl fails in the guest. */ if (scsi) { virtio_stl_p(vdev, &scsi->errors, 255); } return status; } | 23,869 |
0 | static int targa_decode_rle(AVCodecContext *avctx, TargaContext *s, const uint8_t *src, int src_size, uint8_t *dst, int w, int h, int stride, int bpp) { int i, x, y; int depth = (bpp + 1) >> 3; int type, count; int diff; const uint8_t *src_end = src + src_size; diff = stride - w * depth; x = y = 0; while(y < h){ CHECK_BUFFER_SIZE(src, src_end, 1, "image type"); type = *src++; count = (type & 0x7F) + 1; type &= 0x80; if((x + count > w) && (x + count + 1 > (h - y) * w)){ av_log(avctx, AV_LOG_ERROR, "Packet went out of bounds: position (%i,%i) size %i\n", x, y, count); return -1; } if(type){ CHECK_BUFFER_SIZE(src, src_end, depth, "image data"); }else{ CHECK_BUFFER_SIZE(src, src_end, count * depth, "image data"); } for(i = 0; i < count; i++){ switch(depth){ case 1: *dst = *src; break; case 2: AV_WN16A(dst, AV_RN16A(src)); break; case 3: dst[0] = src[0]; dst[1] = src[1]; dst[2] = src[2]; break; case 4: AV_WN32A(dst, AV_RN32A(src)); break; } dst += depth; if(!type) src += depth; x++; if(x == w){ x = 0; y++; dst += diff; } } if(type) src += depth; } return src_size; } | 23,873 |
1 | uint32_t pci_default_read_config(PCIDevice *d, uint32_t address, int len) { uint32_t val = 0; assert(len == 1 || len == 2 || len == 4); len = MIN(len, pci_config_size(d) - address); memcpy(&val, d->config + address, len); return le32_to_cpu(val); } | 23,874 |
1 | static void gen_rfci_40x(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); #else if (unlikely(ctx->pr)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); return; } /* Restore CPU state */ gen_helper_40x_rfci(cpu_env); gen_sync_exception(ctx); #endif } | 23,875 |
0 | static int udp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st, uint8_t *buf, int buf_size) { RTSPState *rt = s->priv_data; RTSPStream *rtsp_st; fd_set rfds; int fd, fd_max, n, i, ret, tcp_fd, timeout_cnt = 0; struct timeval tv; for (;;) { if (url_interrupt_cb()) return AVERROR(EINTR); FD_ZERO(&rfds); if (rt->rtsp_hd) { tcp_fd = fd_max = url_get_file_handle(rt->rtsp_hd); FD_SET(tcp_fd, &rfds); } else { fd_max = 0; tcp_fd = -1; } for (i = 0; i < rt->nb_rtsp_streams; i++) { rtsp_st = rt->rtsp_streams[i]; if (rtsp_st->rtp_handle) { /* currently, we cannot probe RTCP handle because of * blocking restrictions */ fd = url_get_file_handle(rtsp_st->rtp_handle); if (fd > fd_max) fd_max = fd; FD_SET(fd, &rfds); } } tv.tv_sec = 0; tv.tv_usec = SELECT_TIMEOUT_MS * 1000; n = select(fd_max + 1, &rfds, NULL, NULL, &tv); if (n > 0) { timeout_cnt = 0; for (i = 0; i < rt->nb_rtsp_streams; i++) { rtsp_st = rt->rtsp_streams[i]; if (rtsp_st->rtp_handle) { fd = url_get_file_handle(rtsp_st->rtp_handle); if (FD_ISSET(fd, &rfds)) { ret = url_read(rtsp_st->rtp_handle, buf, buf_size); if (ret > 0) { *prtsp_st = rtsp_st; return ret; } } } } #if CONFIG_RTSP_DEMUXER if (tcp_fd != -1 && FD_ISSET(tcp_fd, &rfds)) { RTSPMessageHeader reply; ret = ff_rtsp_read_reply(s, &reply, NULL, 0); if (ret < 0) return ret; /* XXX: parse message */ if (rt->state != RTSP_STATE_STREAMING) return 0; } #endif } else if (n == 0 && ++timeout_cnt >= MAX_TIMEOUTS) { return FF_NETERROR(ETIMEDOUT); } else if (n < 0 && errno != EINTR) return AVERROR(errno); } } | 23,876 |
0 | static int amf_parse_object(AVFormatContext *s, AVStream *astream, AVStream *vstream, const char *key, int64_t max_pos, int depth) { AVCodecContext *acodec, *vcodec; ByteIOContext *ioc; AMFDataType amf_type; char str_val[256]; double num_val; num_val = 0; ioc = s->pb; amf_type = get_byte(ioc); switch(amf_type) { case AMF_DATA_TYPE_NUMBER: num_val = av_int2dbl(get_be64(ioc)); break; case AMF_DATA_TYPE_BOOL: num_val = get_byte(ioc); break; case AMF_DATA_TYPE_STRING: if(amf_get_string(ioc, str_val, sizeof(str_val)) < 0) return -1; break; case AMF_DATA_TYPE_OBJECT: { unsigned int keylen; while(url_ftell(ioc) < max_pos - 2 && (keylen = get_be16(ioc))) { url_fskip(ioc, keylen); //skip key string if(amf_parse_object(s, NULL, NULL, NULL, max_pos, depth + 1) < 0) return -1; //if we couldn't skip, bomb out. } if(get_byte(ioc) != AMF_END_OF_OBJECT) return -1; } break; case AMF_DATA_TYPE_NULL: case AMF_DATA_TYPE_UNDEFINED: case AMF_DATA_TYPE_UNSUPPORTED: break; //these take up no additional space case AMF_DATA_TYPE_MIXEDARRAY: url_fskip(ioc, 4); //skip 32-bit max array index while(url_ftell(ioc) < max_pos - 2 && amf_get_string(ioc, str_val, sizeof(str_val)) > 0) { //this is the only case in which we would want a nested parse to not skip over the object if(amf_parse_object(s, astream, vstream, str_val, max_pos, depth + 1) < 0) return -1; } if(get_byte(ioc) != AMF_END_OF_OBJECT) return -1; break; case AMF_DATA_TYPE_ARRAY: { unsigned int arraylen, i; arraylen = get_be32(ioc); for(i = 0; i < arraylen && url_ftell(ioc) < max_pos - 1; i++) { if(amf_parse_object(s, NULL, NULL, NULL, max_pos, depth + 1) < 0) return -1; //if we couldn't skip, bomb out. } } break; case AMF_DATA_TYPE_DATE: url_fskip(ioc, 8 + 2); //timestamp (double) and UTC offset (int16) break; default: //unsupported type, we couldn't skip return -1; } if(depth == 1 && key) { //only look for metadata values when we are not nested and key != NULL acodec = astream ? astream->codec : NULL; vcodec = vstream ? vstream->codec : NULL; if(amf_type == AMF_DATA_TYPE_BOOL) { } else if(amf_type == AMF_DATA_TYPE_NUMBER) { if(!strcmp(key, "duration")) s->duration = num_val * AV_TIME_BASE; else if(!strcmp(key, "videodatarate") && vcodec && 0 <= (int)(num_val * 1024.0)) vcodec->bit_rate = num_val * 1024.0; } } return 0; } | 23,878 |
0 | static void mkv_write_simpletag(AVIOContext *pb, AVDictionaryEntry *t) { uint8_t *key = av_strdup(t->key); uint8_t *p = key; const uint8_t *lang = NULL; ebml_master tag; if ((p = strrchr(p, '-')) && (lang = av_convert_lang_to(p + 1, AV_LANG_ISO639_2_BIBL))) *p = 0; p = key; while (*p) { if (*p == ' ') *p = '_'; else if (*p >= 'a' && *p <= 'z') *p -= 'a' - 'A'; p++; } tag = start_ebml_master(pb, MATROSKA_ID_SIMPLETAG, 0); put_ebml_string(pb, MATROSKA_ID_TAGNAME, key); if (lang) put_ebml_string(pb, MATROSKA_ID_TAGLANG, lang); put_ebml_string(pb, MATROSKA_ID_TAGSTRING, t->value); end_ebml_master(pb, tag); av_freep(&key); } | 23,879 |
0 | static inline int decode_hrd_parameters(H264Context *h, SPS *sps) { int cpb_count, i; cpb_count = get_ue_golomb_31(&h->gb) + 1; if (cpb_count > 32U) { av_log(h->avctx, AV_LOG_ERROR, "cpb_count %d invalid\n", cpb_count); return AVERROR_INVALIDDATA; } get_bits(&h->gb, 4); /* bit_rate_scale */ get_bits(&h->gb, 4); /* cpb_size_scale */ for (i = 0; i < cpb_count; i++) { get_ue_golomb_long(&h->gb); /* bit_rate_value_minus1 */ get_ue_golomb_long(&h->gb); /* cpb_size_value_minus1 */ get_bits1(&h->gb); /* cbr_flag */ } sps->initial_cpb_removal_delay_length = get_bits(&h->gb, 5) + 1; sps->cpb_removal_delay_length = get_bits(&h->gb, 5) + 1; sps->dpb_output_delay_length = get_bits(&h->gb, 5) + 1; sps->time_offset_length = get_bits(&h->gb, 5); sps->cpb_cnt = cpb_count; return 0; } | 23,880 |
0 | int av_aes_init(AVAES *a, const uint8_t *key, int key_bits, int decrypt) { int i, j, t, rconpointer = 0; uint8_t tk[8][4]; int KC= key_bits>>5; int rounds= KC + 6; uint8_t log8[256]; uint8_t alog8[512]; if(!enc_multbl[4][1023]){ j=1; for(i=0; i<255; i++){ alog8[i]= alog8[i+255]= j; log8[j]= i; j^= j+j; if(j>255) j^= 0x11B; } for(i=0; i<256; i++){ j= i ? alog8[255-log8[i]] : 0; j ^= (j<<1) ^ (j<<2) ^ (j<<3) ^ (j<<4); j = (j ^ (j>>8) ^ 99) & 255; inv_sbox[j]= i; sbox [i]= j; } init_multbl2(dec_multbl[0], (int[4]){0xe, 0x9, 0xd, 0xb}, log8, alog8, inv_sbox); init_multbl2(enc_multbl[0], (int[4]){0x2, 0x1, 0x1, 0x3}, log8, alog8, sbox); } if(key_bits!=128 && key_bits!=192 && key_bits!=256) return -1; a->rounds= rounds; memcpy(tk, key, KC*4); for(t= 0; t < (rounds+1)*16;) { memcpy(a->round_key[0][0]+t, tk, KC*4); t+= KC*4; for(i = 0; i < 4; i++) tk[0][i] ^= sbox[tk[KC-1][(i+1)&3]]; tk[0][0] ^= rcon[rconpointer++]; for(j = 1; j < KC; j++){ if(KC != 8 || j != KC>>1) for(i = 0; i < 4; i++) tk[j][i] ^= tk[j-1][i]; else for(i = 0; i < 4; i++) tk[j][i] ^= sbox[tk[j-1][i]]; } } if(decrypt){ for(i=1; i<rounds; i++){ uint8_t tmp[3][16]; memcpy(tmp[2], a->round_key[i][0], 16); subshift(tmp[1], 0, sbox); mix(tmp, dec_multbl, 1, 3); memcpy(a->round_key[i][0], tmp[0], 16); } }else{ for(i=0; i<(rounds+1)>>1; i++){ for(j=0; j<16; j++) FFSWAP(int, a->round_key[i][0][j], a->round_key[rounds-i][0][j]); } } return 0; } | 23,881 |
0 | static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap) { VideoData *s = s1->priv_data; AVStream *st; int video_fd; int desired_palette, desired_depth; struct video_tuner tuner; struct video_audio audio; struct video_picture pict; int j; int vformat_num = FF_ARRAY_ELEMS(video_formats); av_log(s1, AV_LOG_WARNING, "V4L input device is deprecated and will be removed in the next release."); if (ap->time_base.den <= 0) { av_log(s1, AV_LOG_ERROR, "Wrong time base (%d)\n", ap->time_base.den); return -1; } s->time_base = ap->time_base; s->video_win.width = ap->width; s->video_win.height = ap->height; st = avformat_new_stream(s1, NULL); if (!st) return AVERROR(ENOMEM); avpriv_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in us */ video_fd = open(s1->filename, O_RDWR); if (video_fd < 0) { av_log(s1, AV_LOG_ERROR, "%s: %s\n", s1->filename, strerror(errno)); goto fail; } if (ioctl(video_fd, VIDIOCGCAP, &s->video_cap) < 0) { av_log(s1, AV_LOG_ERROR, "VIDIOCGCAP: %s\n", strerror(errno)); goto fail; } if (!(s->video_cap.type & VID_TYPE_CAPTURE)) { av_log(s1, AV_LOG_ERROR, "Fatal: grab device does not handle capture\n"); goto fail; } /* no values set, autodetect them */ if (s->video_win.width <= 0 || s->video_win.height <= 0) { if (ioctl(video_fd, VIDIOCGWIN, &s->video_win, sizeof(s->video_win)) < 0) { av_log(s1, AV_LOG_ERROR, "VIDIOCGWIN: %s\n", strerror(errno)); goto fail; } } if(av_image_check_size(s->video_win.width, s->video_win.height, 0, s1) < 0) return -1; desired_palette = -1; desired_depth = -1; for (j = 0; j < vformat_num; j++) { if (ap->pix_fmt == video_formats[j].pix_fmt) { desired_palette = video_formats[j].palette; desired_depth = video_formats[j].depth; break; } } /* set tv standard */ if (!ioctl(video_fd, VIDIOCGTUNER, &tuner)) { tuner.mode = s->standard; ioctl(video_fd, VIDIOCSTUNER, &tuner); } /* unmute audio */ audio.audio = 0; ioctl(video_fd, VIDIOCGAUDIO, &audio); memcpy(&s->audio_saved, &audio, sizeof(audio)); audio.flags &= ~VIDEO_AUDIO_MUTE; ioctl(video_fd, VIDIOCSAUDIO, &audio); ioctl(video_fd, VIDIOCGPICT, &pict); av_dlog(s1, "v4l: colour=%d hue=%d brightness=%d constrast=%d whiteness=%d\n", pict.colour, pict.hue, pict.brightness, pict.contrast, pict.whiteness); /* try to choose a suitable video format */ pict.palette = desired_palette; pict.depth= desired_depth; if (desired_palette == -1 || ioctl(video_fd, VIDIOCSPICT, &pict) < 0) { for (j = 0; j < vformat_num; j++) { pict.palette = video_formats[j].palette; pict.depth = video_formats[j].depth; if (-1 != ioctl(video_fd, VIDIOCSPICT, &pict)) break; } if (j >= vformat_num) goto fail1; } if (ioctl(video_fd, VIDIOCGMBUF, &s->gb_buffers) < 0) { /* try to use read based access */ int val; s->video_win.x = 0; s->video_win.y = 0; s->video_win.chromakey = -1; s->video_win.flags = 0; if (ioctl(video_fd, VIDIOCSWIN, s->video_win) < 0) { av_log(s1, AV_LOG_ERROR, "VIDIOCSWIN: %s\n", strerror(errno)); goto fail; } s->frame_format = pict.palette; val = 1; if (ioctl(video_fd, VIDIOCCAPTURE, &val) < 0) { av_log(s1, AV_LOG_ERROR, "VIDIOCCAPTURE: %s\n", strerror(errno)); goto fail; } s->time_frame = av_gettime() * s->time_base.den / s->time_base.num; s->use_mmap = 0; } else { s->video_buf = mmap(0, s->gb_buffers.size, PROT_READ|PROT_WRITE, MAP_SHARED, video_fd, 0); if ((unsigned char*)-1 == s->video_buf) { s->video_buf = mmap(0, s->gb_buffers.size, PROT_READ|PROT_WRITE, MAP_PRIVATE, video_fd, 0); if ((unsigned char*)-1 == s->video_buf) { av_log(s1, AV_LOG_ERROR, "mmap: %s\n", strerror(errno)); goto fail; } } s->gb_frame = 0; s->time_frame = av_gettime() * s->time_base.den / s->time_base.num; /* start to grab the first frame */ s->gb_buf.frame = s->gb_frame % s->gb_buffers.frames; s->gb_buf.height = s->video_win.height; s->gb_buf.width = s->video_win.width; s->gb_buf.format = pict.palette; if (ioctl(video_fd, VIDIOCMCAPTURE, &s->gb_buf) < 0) { if (errno != EAGAIN) { fail1: av_log(s1, AV_LOG_ERROR, "VIDIOCMCAPTURE: %s\n", strerror(errno)); } else { av_log(s1, AV_LOG_ERROR, "Fatal: grab device does not receive any video signal\n"); } goto fail; } for (j = 1; j < s->gb_buffers.frames; j++) { s->gb_buf.frame = j; ioctl(video_fd, VIDIOCMCAPTURE, &s->gb_buf); } s->frame_format = s->gb_buf.format; s->use_mmap = 1; } for (j = 0; j < vformat_num; j++) { if (s->frame_format == video_formats[j].palette) { s->frame_size = s->video_win.width * s->video_win.height * video_formats[j].depth / 8; st->codec->pix_fmt = video_formats[j].pix_fmt; break; } } if (j >= vformat_num) goto fail; s->fd = video_fd; st->codec->codec_type = AVMEDIA_TYPE_VIDEO; st->codec->codec_id = AV_CODEC_ID_RAWVIDEO; st->codec->width = s->video_win.width; st->codec->height = s->video_win.height; st->codec->time_base = s->time_base; st->codec->bit_rate = s->frame_size * 1/av_q2d(st->codec->time_base) * 8; return 0; fail: if (video_fd >= 0) close(video_fd); return AVERROR(EIO); } | 23,882 |
0 | int mov_write_ftyp_tag(ByteIOContext *pb, AVFormatContext *s) { put_be32(pb, 0x14 ); /* size */ put_tag(pb, "ftyp"); if (!strcmp("3gp", s->oformat->name)) put_tag(pb, "3gp4"); else put_tag(pb, "isom"); put_be32(pb, 0x200 ); if (!strcmp("3gp", s->oformat->name)) put_tag(pb, "3gp4"); else put_tag(pb, "mp41"); return 0x14; } | 23,883 |
1 | int qemu_strtoul(const char *nptr, const char **endptr, int base, unsigned long *result) { char *p; int err = 0; if (!nptr) { if (endptr) { *endptr = nptr; } err = -EINVAL; } else { errno = 0; *result = strtoul(nptr, &p, base); err = check_strtox_error(endptr, p, errno); } return err; } | 23,884 |
1 | static void virtio_9p_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); dc->props = virtio_9p_properties; set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); vdc->realize = virtio_9p_device_realize; vdc->get_features = virtio_9p_get_features; vdc->get_config = virtio_9p_get_config; } | 23,885 |
1 | static void stereo_processing(PSContext *ps, float (*l)[32][2], float (*r)[32][2], int is34) { int e, b, k; float (*H11)[PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC] = ps->H11; float (*H12)[PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC] = ps->H12; float (*H21)[PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC] = ps->H21; float (*H22)[PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC] = ps->H22; int8_t *opd_hist = ps->opd_hist; int8_t *ipd_hist = ps->ipd_hist; int8_t iid_mapped_buf[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; int8_t icc_mapped_buf[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; int8_t ipd_mapped_buf[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; int8_t opd_mapped_buf[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; int8_t (*iid_mapped)[PS_MAX_NR_IIDICC] = iid_mapped_buf; int8_t (*icc_mapped)[PS_MAX_NR_IIDICC] = icc_mapped_buf; int8_t (*ipd_mapped)[PS_MAX_NR_IIDICC] = ipd_mapped_buf; int8_t (*opd_mapped)[PS_MAX_NR_IIDICC] = opd_mapped_buf; const int8_t *k_to_i = is34 ? k_to_i_34 : k_to_i_20; TABLE_CONST float (*H_LUT)[8][4] = (PS_BASELINE || ps->icc_mode < 3) ? HA : HB; //Remapping if (ps->num_env_old) { memcpy(H11[0][0], H11[0][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H11[0][0][0])); memcpy(H11[1][0], H11[1][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H11[1][0][0])); memcpy(H12[0][0], H12[0][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H12[0][0][0])); memcpy(H12[1][0], H12[1][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H12[1][0][0])); memcpy(H21[0][0], H21[0][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H21[0][0][0])); memcpy(H21[1][0], H21[1][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H21[1][0][0])); memcpy(H22[0][0], H22[0][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H22[0][0][0])); memcpy(H22[1][0], H22[1][ps->num_env_old], PS_MAX_NR_IIDICC*sizeof(H22[1][0][0])); } if (is34) { remap34(&iid_mapped, ps->iid_par, ps->nr_iid_par, ps->num_env, 1); remap34(&icc_mapped, ps->icc_par, ps->nr_icc_par, ps->num_env, 1); if (ps->enable_ipdopd) { remap34(&ipd_mapped, ps->ipd_par, ps->nr_ipdopd_par, ps->num_env, 0); remap34(&opd_mapped, ps->opd_par, ps->nr_ipdopd_par, ps->num_env, 0); } if (!ps->is34bands_old) { map_val_20_to_34(H11[0][0]); map_val_20_to_34(H11[1][0]); map_val_20_to_34(H12[0][0]); map_val_20_to_34(H12[1][0]); map_val_20_to_34(H21[0][0]); map_val_20_to_34(H21[1][0]); map_val_20_to_34(H22[0][0]); map_val_20_to_34(H22[1][0]); ipdopd_reset(ipd_hist, opd_hist); } } else { remap20(&iid_mapped, ps->iid_par, ps->nr_iid_par, ps->num_env, 1); remap20(&icc_mapped, ps->icc_par, ps->nr_icc_par, ps->num_env, 1); if (ps->enable_ipdopd) { remap20(&ipd_mapped, ps->ipd_par, ps->nr_ipdopd_par, ps->num_env, 0); remap20(&opd_mapped, ps->opd_par, ps->nr_ipdopd_par, ps->num_env, 0); } if (ps->is34bands_old) { map_val_34_to_20(H11[0][0]); map_val_34_to_20(H11[1][0]); map_val_34_to_20(H12[0][0]); map_val_34_to_20(H12[1][0]); map_val_34_to_20(H21[0][0]); map_val_34_to_20(H21[1][0]); map_val_34_to_20(H22[0][0]); map_val_34_to_20(H22[1][0]); ipdopd_reset(ipd_hist, opd_hist); } } //Mixing for (e = 0; e < ps->num_env; e++) { for (b = 0; b < NR_PAR_BANDS[is34]; b++) { float h11, h12, h21, h22; h11 = H_LUT[iid_mapped[e][b] + 7 + 23 * ps->iid_quant][icc_mapped[e][b]][0]; h12 = H_LUT[iid_mapped[e][b] + 7 + 23 * ps->iid_quant][icc_mapped[e][b]][1]; h21 = H_LUT[iid_mapped[e][b] + 7 + 23 * ps->iid_quant][icc_mapped[e][b]][2]; h22 = H_LUT[iid_mapped[e][b] + 7 + 23 * ps->iid_quant][icc_mapped[e][b]][3]; if (!PS_BASELINE && ps->enable_ipdopd && 2*b <= NR_PAR_BANDS[is34]) { //The spec say says to only run this smoother when enable_ipdopd //is set but the reference decoder appears to run it constantly float h11i, h12i, h21i, h22i; float ipd_adj_re, ipd_adj_im; int opd_idx = opd_hist[b] * 8 + opd_mapped[e][b]; int ipd_idx = ipd_hist[b] * 8 + ipd_mapped[e][b]; float opd_re = pd_re_smooth[opd_idx]; float opd_im = pd_im_smooth[opd_idx]; float ipd_re = pd_re_smooth[ipd_idx]; float ipd_im = pd_im_smooth[ipd_idx]; opd_hist[b] = opd_idx & 0x3F; ipd_hist[b] = ipd_idx & 0x3F; ipd_adj_re = opd_re*ipd_re + opd_im*ipd_im; ipd_adj_im = opd_im*ipd_re - opd_re*ipd_im; h11i = h11 * opd_im; h11 = h11 * opd_re; h12i = h12 * ipd_adj_im; h12 = h12 * ipd_adj_re; h21i = h21 * opd_im; h21 = h21 * opd_re; h22i = h22 * ipd_adj_im; h22 = h22 * ipd_adj_re; H11[1][e+1][b] = h11i; H12[1][e+1][b] = h12i; H21[1][e+1][b] = h21i; H22[1][e+1][b] = h22i; } H11[0][e+1][b] = h11; H12[0][e+1][b] = h12; H21[0][e+1][b] = h21; H22[0][e+1][b] = h22; } for (k = 0; k < NR_BANDS[is34]; k++) { float h[2][4]; float h_step[2][4]; int start = ps->border_position[e]; int stop = ps->border_position[e+1]; float width = 1.f / (stop - start); b = k_to_i[k]; h[0][0] = H11[0][e][b]; h[0][1] = H12[0][e][b]; h[0][2] = H21[0][e][b]; h[0][3] = H22[0][e][b]; if (!PS_BASELINE && ps->enable_ipdopd) { //Is this necessary? ps_04_new seems unchanged if ((is34 && k <= 13 && k >= 9) || (!is34 && k <= 1)) { h[1][0] = -H11[1][e][b]; h[1][1] = -H12[1][e][b]; h[1][2] = -H21[1][e][b]; h[1][3] = -H22[1][e][b]; } else { h[1][0] = H11[1][e][b]; h[1][1] = H12[1][e][b]; h[1][2] = H21[1][e][b]; h[1][3] = H22[1][e][b]; } } //Interpolation h_step[0][0] = (H11[0][e+1][b] - h[0][0]) * width; h_step[0][1] = (H12[0][e+1][b] - h[0][1]) * width; h_step[0][2] = (H21[0][e+1][b] - h[0][2]) * width; h_step[0][3] = (H22[0][e+1][b] - h[0][3]) * width; if (!PS_BASELINE && ps->enable_ipdopd) { h_step[1][0] = (H11[1][e+1][b] - h[1][0]) * width; h_step[1][1] = (H12[1][e+1][b] - h[1][1]) * width; h_step[1][2] = (H21[1][e+1][b] - h[1][2]) * width; h_step[1][3] = (H22[1][e+1][b] - h[1][3]) * width; } ps->dsp.stereo_interpolate[!PS_BASELINE && ps->enable_ipdopd]( l[k] + start + 1, r[k] + start + 1, h, h_step, stop - start); } } } | 23,886 |
1 | static void openpic_gbl_write(void *opaque, hwaddr addr, uint64_t val, unsigned len) { OpenPICState *opp = opaque; IRQ_dst_t *dst; int idx; DPRINTF("%s: addr " TARGET_FMT_plx " <= %08x\n", __func__, addr, val); if (addr & 0xF) return; switch (addr) { case 0x00: /* Block Revision Register1 (BRR1) is Readonly */ break; case 0x40: case 0x50: case 0x60: case 0x70: case 0x80: case 0x90: case 0xA0: case 0xB0: openpic_cpu_write_internal(opp, addr, val, get_current_cpu()); break; case 0x1000: /* FREP */ break; case 0x1020: /* GLBC */ if (val & GLBC_RESET) { openpic_reset(&opp->busdev.qdev); } break; case 0x1080: /* VENI */ break; case 0x1090: /* PINT */ for (idx = 0; idx < opp->nb_cpus; idx++) { if ((val & (1 << idx)) && !(opp->pint & (1 << idx))) { DPRINTF("Raise OpenPIC RESET output for CPU %d\n", idx); dst = &opp->dst[idx]; qemu_irq_raise(dst->irqs[OPENPIC_OUTPUT_RESET]); } else if (!(val & (1 << idx)) && (opp->pint & (1 << idx))) { DPRINTF("Lower OpenPIC RESET output for CPU %d\n", idx); dst = &opp->dst[idx]; qemu_irq_lower(dst->irqs[OPENPIC_OUTPUT_RESET]); } } opp->pint = val; break; case 0x10A0: /* IPI_IPVP */ case 0x10B0: case 0x10C0: case 0x10D0: { int idx; idx = (addr - 0x10A0) >> 4; write_IRQreg_ipvp(opp, opp->irq_ipi0 + idx, val); } break; case 0x10E0: /* SPVE */ opp->spve = val & opp->vector_mask; break; default: break; } } | 23,887 |
1 | static int decode_header(MPADecodeContext *s, uint32_t header) { int sample_rate, frame_size, mpeg25, padding; int sample_rate_index, bitrate_index; if (header & (1<<20)) { s->lsf = (header & (1<<19)) ? 0 : 1; mpeg25 = 0; } else { s->lsf = 1; mpeg25 = 1; } s->layer = 4 - ((header >> 17) & 3); /* extract frequency */ sample_rate_index = (header >> 10) & 3; sample_rate = mpa_freq_tab[sample_rate_index] >> (s->lsf + mpeg25); sample_rate_index += 3 * (s->lsf + mpeg25); s->sample_rate_index = sample_rate_index; s->error_protection = ((header >> 16) & 1) ^ 1; s->sample_rate = sample_rate; bitrate_index = (header >> 12) & 0xf; padding = (header >> 9) & 1; //extension = (header >> 8) & 1; s->mode = (header >> 6) & 3; s->mode_ext = (header >> 4) & 3; //copyright = (header >> 3) & 1; //original = (header >> 2) & 1; //emphasis = header & 3; if (s->mode == MPA_MONO) s->nb_channels = 1; else s->nb_channels = 2; if (bitrate_index != 0) { frame_size = mpa_bitrate_tab[s->lsf][s->layer - 1][bitrate_index]; s->bit_rate = frame_size * 1000; switch(s->layer) { case 1: frame_size = (frame_size * 12000) / sample_rate; frame_size = (frame_size + padding) * 4; break; case 2: frame_size = (frame_size * 144000) / sample_rate; frame_size += padding; break; default: case 3: frame_size = (frame_size * 144000) / (sample_rate << s->lsf); frame_size += padding; break; } s->frame_size = frame_size; } else { /* if no frame size computed, signal it */ if (!s->free_format_frame_size) return 1; /* free format: compute bitrate and real frame size from the frame size we extracted by reading the bitstream */ s->frame_size = s->free_format_frame_size; switch(s->layer) { case 1: s->frame_size += padding * 4; s->bit_rate = (s->frame_size * sample_rate) / 48000; break; case 2: s->frame_size += padding; s->bit_rate = (s->frame_size * sample_rate) / 144000; break; default: case 3: s->frame_size += padding; s->bit_rate = (s->frame_size * (sample_rate << s->lsf)) / 144000; break; } } #if defined(DEBUG) dprintf("layer%d, %d Hz, %d kbits/s, ", s->layer, s->sample_rate, s->bit_rate); if (s->nb_channels == 2) { if (s->layer == 3) { if (s->mode_ext & MODE_EXT_MS_STEREO) dprintf("ms-"); if (s->mode_ext & MODE_EXT_I_STEREO) dprintf("i-"); } dprintf("stereo"); } else { dprintf("mono"); } dprintf("\n"); #endif return 0; } | 23,889 |
1 | void HELPER(divs)(CPUM68KState *env, uint32_t word) { int32_t num; int32_t den; int32_t quot; int32_t rem; num = env->div1; den = env->div2; if (den == 0) { raise_exception(env, EXCP_DIV0); } quot = num / den; rem = num % den; env->cc_v = (word && quot != (int16_t)quot ? -1 : 0); env->cc_z = quot; env->cc_n = quot; env->cc_c = 0; env->div1 = quot; env->div2 = rem; } | 23,890 |
1 | static void dma_bdrv_cb(void *opaque, int ret) { DMAAIOCB *dbs = (DMAAIOCB *)opaque; target_phys_addr_t cur_addr, cur_len; void *mem; dbs->acb = NULL; dbs->sector_num += dbs->iov.size / 512; dma_bdrv_unmap(dbs); qemu_iovec_reset(&dbs->iov); if (dbs->sg_cur_index == dbs->sg->nsg || ret < 0) { dbs->common.cb(dbs->common.opaque, ret); qemu_iovec_destroy(&dbs->iov); qemu_aio_release(dbs); return; } while (dbs->sg_cur_index < dbs->sg->nsg) { cur_addr = dbs->sg->sg[dbs->sg_cur_index].base + dbs->sg_cur_byte; cur_len = dbs->sg->sg[dbs->sg_cur_index].len - dbs->sg_cur_byte; mem = cpu_physical_memory_map(cur_addr, &cur_len, !dbs->to_dev); if (!mem) break; qemu_iovec_add(&dbs->iov, mem, cur_len); dbs->sg_cur_byte += cur_len; if (dbs->sg_cur_byte == dbs->sg->sg[dbs->sg_cur_index].len) { dbs->sg_cur_byte = 0; ++dbs->sg_cur_index; } } if (dbs->iov.size == 0) { cpu_register_map_client(dbs, continue_after_map_failure); return; } dbs->acb = dbs->io_func(dbs->bs, dbs->sector_num, &dbs->iov, dbs->iov.size / 512, dma_bdrv_cb, dbs); if (!dbs->acb) { dma_bdrv_unmap(dbs); qemu_iovec_destroy(&dbs->iov); return; } } | 23,891 |
1 | static uint64_t fw_cfg_data_mem_read(void *opaque, hwaddr addr, unsigned size) { FWCfgState *s = opaque; uint8_t buf[8]; unsigned i; for (i = 0; i < size; ++i) { buf[i] = fw_cfg_read(s); } switch (size) { case 1: return buf[0]; case 2: return lduw_he_p(buf); case 4: return (uint32_t)ldl_he_p(buf); case 8: return ldq_he_p(buf); } abort(); } | 23,892 |
1 | static void test_redirector_rx(void) { #ifndef _WIN32 /* socketpair(PF_UNIX) which does not exist on windows */ int backend_sock[2], send_sock; char *cmdline; uint32_t ret = 0, len = 0; char send_buf[] = "Hello!!"; char sock_path0[] = "filter-redirector0.XXXXXX"; char sock_path1[] = "filter-redirector1.XXXXXX"; char *recv_buf; uint32_t size = sizeof(send_buf); size = htonl(size); ret = socketpair(PF_UNIX, SOCK_STREAM, 0, backend_sock); g_assert_cmpint(ret, !=, -1); ret = mkstemp(sock_path0); g_assert_cmpint(ret, !=, -1); ret = mkstemp(sock_path1); g_assert_cmpint(ret, !=, -1); cmdline = g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d " "-device rtl8139,netdev=qtest-bn0,id=qtest-e0 " "-chardev socket,id=redirector0,path=%s,server,nowait " "-chardev socket,id=redirector1,path=%s,server,nowait " "-chardev socket,id=redirector2,path=%s,nowait " "-object filter-redirector,id=qtest-f0,netdev=qtest-bn0," "queue=rx,indev=redirector0 " "-object filter-redirector,id=qtest-f1,netdev=qtest-bn0," "queue=rx,outdev=redirector2 " "-object filter-redirector,id=qtest-f2,netdev=qtest-bn0," "queue=rx,indev=redirector1 " , backend_sock[1], sock_path0, sock_path1, sock_path0); qtest_start(cmdline); g_free(cmdline); struct iovec iov[] = { { .iov_base = &size, .iov_len = sizeof(size), }, { .iov_base = send_buf, .iov_len = sizeof(send_buf), }, }; send_sock = unix_connect(sock_path1, NULL); g_assert_cmpint(send_sock, !=, -1); /* send a qmp command to guarantee that 'connected' is setting to true. */ qmp("{ 'execute' : 'query-status'}"); ret = iov_send(send_sock, iov, 2, 0, sizeof(size) + sizeof(send_buf)); g_assert_cmpint(ret, ==, sizeof(send_buf) + sizeof(size)); close(send_sock); ret = qemu_recv(backend_sock[0], &len, sizeof(len), 0); g_assert_cmpint(ret, ==, sizeof(len)); len = ntohl(len); g_assert_cmpint(len, ==, sizeof(send_buf)); recv_buf = g_malloc(len); ret = qemu_recv(backend_sock[0], recv_buf, len, 0); g_assert_cmpstr(recv_buf, ==, send_buf); g_free(recv_buf); unlink(sock_path0); unlink(sock_path1); qtest_end(); #endif } | 23,893 |
1 | int tlb_set_page_exec(CPUState *env, target_ulong vaddr, target_phys_addr_t paddr, int prot, int is_user, int is_softmmu) { PhysPageDesc *p; unsigned long pd; unsigned int index; target_ulong address; target_phys_addr_t addend; int ret; CPUTLBEntry *te; int i; p = phys_page_find(paddr >> TARGET_PAGE_BITS); if (!p) { pd = IO_MEM_UNASSIGNED; pd = p->phys_offset; #if defined(DEBUG_TLB) printf("tlb_set_page: vaddr=" TARGET_FMT_lx " paddr=0x%08x prot=%x u=%d smmu=%d pd=0x%08lx\n", vaddr, (int)paddr, prot, is_user, is_softmmu, pd); #endif ret = 0; #if !defined(CONFIG_SOFTMMU) if (is_softmmu) #endif { if ((pd & ~TARGET_PAGE_MASK) > IO_MEM_ROM && !(pd & IO_MEM_ROMD)) { /* IO memory case */ address = vaddr | pd; addend = paddr; /* standard memory */ address = vaddr; addend = (unsigned long)phys_ram_base + (pd & TARGET_PAGE_MASK); index = (vaddr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1); addend -= vaddr; te = &env->tlb_table[is_user][index]; te->addend = addend; if (prot & PAGE_READ) { te->addr_read = address; te->addr_read = -1; if (prot & PAGE_EXEC) { te->addr_code = address; te->addr_code = -1; if (prot & PAGE_WRITE) { if ((pd & ~TARGET_PAGE_MASK) == IO_MEM_ROM || (pd & IO_MEM_ROMD)) { /* write access calls the I/O callback */ te->addr_write = vaddr | (pd & ~(TARGET_PAGE_MASK | IO_MEM_ROMD)); } else if ((pd & ~TARGET_PAGE_MASK) == IO_MEM_RAM && !cpu_physical_memory_is_dirty(pd)) { te->addr_write = vaddr | IO_MEM_NOTDIRTY; te->addr_write = address; te->addr_write = -1; #if !defined(CONFIG_SOFTMMU) else { if ((pd & ~TARGET_PAGE_MASK) > IO_MEM_ROM) { /* IO access: no mapping is done as it will be handled by the soft MMU */ if (!(env->hflags & HF_SOFTMMU_MASK)) ret = 2; void *map_addr; if (vaddr >= MMAP_AREA_END) { ret = 2; if (prot & PROT_WRITE) { if ((pd & ~TARGET_PAGE_MASK) == IO_MEM_ROM || #if defined(TARGET_HAS_SMC) || 1 first_tb || #endif ((pd & ~TARGET_PAGE_MASK) == IO_MEM_RAM && !cpu_physical_memory_is_dirty(pd))) { /* ROM: we do as if code was inside */ /* if code is present, we only map as read only and save the original mapping */ VirtPageDesc *vp; vp = virt_page_find_alloc(vaddr >> TARGET_PAGE_BITS, 1); vp->phys_addr = pd; vp->prot = prot; vp->valid_tag = virt_valid_tag; prot &= ~PAGE_WRITE; map_addr = mmap((void *)vaddr, TARGET_PAGE_SIZE, prot, MAP_SHARED | MAP_FIXED, phys_ram_fd, (pd & TARGET_PAGE_MASK)); if (map_addr == MAP_FAILED) { cpu_abort(env, "mmap failed when mapped physical address 0x%08x to virtual address 0x%08x\n", paddr, vaddr); #endif return ret; | 23,896 |
1 | static void qed_aio_write_inplace(QEDAIOCB *acb, uint64_t offset, size_t len) { /* Allocate buffer for zero writes */ if (acb->flags & QED_AIOCB_ZERO) { struct iovec *iov = acb->qiov->iov; if (!iov->iov_base) { iov->iov_base = qemu_blockalign(acb->common.bs, iov->iov_len); memset(iov->iov_base, 0, iov->iov_len); } } /* Calculate the I/O vector */ acb->cur_cluster = offset; qemu_iovec_concat(&acb->cur_qiov, acb->qiov, acb->qiov_offset, len); /* Do the actual write */ qed_aio_write_main(acb, 0); } | 23,897 |
1 | static int dx2_decode_slice_rgb(GetBitContext *gb, AVFrame *frame, int line, int left, uint8_t lru[3][8]) { int x, y; int width = frame->width; int stride = frame->linesize[0]; uint8_t *dst = frame->data[0] + stride * line; for (y = 0; y < left && get_bits_left(gb) > 16; y++) { for (x = 0; x < width; x++) { dst[x * 3 + 0] = decode_sym(gb, lru[0]); dst[x * 3 + 1] = decode_sym(gb, lru[1]); dst[x * 3 + 2] = decode_sym(gb, lru[2]); } dst += stride; } return y; } | 23,898 |
0 | static int mjpeg_decode_frame(AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size) { MJpegDecodeContext *s = avctx->priv_data; uint8_t *buf_end, *buf_ptr; int i, start_code; AVPicture *picture = data; *data_size = 0; /* no supplementary picture */ if (buf_size == 0) return 0; buf_ptr = buf; buf_end = buf + buf_size; while (buf_ptr < buf_end) { /* find start next marker */ start_code = find_marker(&buf_ptr, buf_end); { /* EOF */ if (start_code < 0) { goto the_end; } else { dprintf("marker=%x avail_size_in_buf=%d\n", start_code, buf_end - buf_ptr); if ((buf_end - buf_ptr) > s->buffer_size) { av_free(s->buffer); s->buffer_size = buf_end-buf_ptr; s->buffer = av_malloc(s->buffer_size); dprintf("buffer too small, expanding to %d bytes\n", s->buffer_size); } /* unescape buffer of SOS */ if (start_code == SOS) { uint8_t *src = buf_ptr; uint8_t *dst = s->buffer; while (src<buf_end) { uint8_t x = *(src++); *(dst++) = x; if (x == 0xff) { while(*src == 0xff) src++; x = *(src++); if (x >= 0xd0 && x <= 0xd7) *(dst++) = x; else if (x) break; } } init_get_bits(&s->gb, s->buffer, (dst - s->buffer)*8); dprintf("escaping removed %d bytes\n", (buf_end - buf_ptr) - (dst - s->buffer)); } else init_get_bits(&s->gb, buf_ptr, (buf_end - buf_ptr)*8); s->start_code = start_code; if(s->avctx->debug & FF_DEBUG_STARTCODE){ printf("startcode: %X\n", start_code); } /* process markers */ if (start_code >= 0xd0 && start_code <= 0xd7) { dprintf("restart marker: %d\n", start_code&0x0f); } else if (s->first_picture) { /* APP fields */ if (start_code >= 0xe0 && start_code <= 0xef) mjpeg_decode_app(s); /* Comment */ else if (start_code == COM) mjpeg_decode_com(s); } switch(start_code) { case SOI: s->restart_interval = 0; /* nothing to do on SOI */ break; case DQT: mjpeg_decode_dqt(s); break; case DHT: mjpeg_decode_dht(s); break; case SOF0: s->lossless=0; if (mjpeg_decode_sof(s) < 0) return -1; break; case SOF3: s->lossless=1; if (mjpeg_decode_sof(s) < 0) return -1; break; case EOI: eoi_parser: { if (s->interlaced) { s->bottom_field ^= 1; /* if not bottom field, do not output image yet */ if (s->bottom_field) goto not_the_end; } for(i=0;i<3;i++) { picture->data[i] = s->current_picture[i]; picture->linesize[i] = (s->interlaced) ? s->linesize[i] >> 1 : s->linesize[i]; } *data_size = sizeof(AVPicture); avctx->height = s->height; if (s->interlaced) avctx->height *= 2; avctx->width = s->width; /* XXX: not complete test ! */ switch((s->h_count[0] << 4) | s->v_count[0]) { case 0x11: if(s->rgb){ avctx->pix_fmt = PIX_FMT_RGBA32; }else avctx->pix_fmt = PIX_FMT_YUV444P; break; case 0x21: avctx->pix_fmt = PIX_FMT_YUV422P; break; default: case 0x22: avctx->pix_fmt = PIX_FMT_YUV420P; break; } /* dummy quality */ /* XXX: infer it with matrix */ // avctx->quality = 3; goto the_end; } break; case SOS: mjpeg_decode_sos(s); /* buggy avid puts EOI every 10-20th frame */ /* if restart period is over process EOI */ if ((s->buggy_avid && !s->interlaced) || s->restart_interval) goto eoi_parser; break; case DRI: mjpeg_decode_dri(s); break; case SOF1: case SOF2: case SOF5: case SOF6: case SOF7: case SOF9: case SOF10: case SOF11: case SOF13: case SOF14: case SOF15: case JPG: printf("mjpeg: unsupported coding type (%x)\n", start_code); break; // default: // printf("mjpeg: unsupported marker (%x)\n", start_code); // break; } not_the_end: /* eof process start code */ buf_ptr += (get_bits_count(&s->gb)+7)/8; dprintf("marker parser used %d bytes (%d bits)\n", (get_bits_count(&s->gb)+7)/8, get_bits_count(&s->gb)); } } } the_end: dprintf("mjpeg decode frame unused %d bytes\n", buf_end - buf_ptr); // return buf_end - buf_ptr; return buf_ptr - buf; } | 23,900 |
1 | static void do_ext_interrupt(CPUS390XState *env) { S390CPU *cpu = s390_env_get_cpu(env); uint64_t mask, addr; LowCore *lowcore; ExtQueue *q; if (!(env->psw.mask & PSW_MASK_EXT)) { cpu_abort(CPU(cpu), "Ext int w/o ext mask\n"); } if (env->ext_index < 0 || env->ext_index > MAX_EXT_QUEUE) { cpu_abort(CPU(cpu), "Ext queue overrun: %d\n", env->ext_index); } q = &env->ext_queue[env->ext_index]; lowcore = cpu_map_lowcore(env); lowcore->ext_int_code = cpu_to_be16(q->code); lowcore->ext_params = cpu_to_be32(q->param); lowcore->ext_params2 = cpu_to_be64(q->param64); lowcore->external_old_psw.mask = cpu_to_be64(get_psw_mask(env)); lowcore->external_old_psw.addr = cpu_to_be64(env->psw.addr); lowcore->cpu_addr = cpu_to_be16(env->cpu_num | VIRTIO_SUBCODE_64); mask = be64_to_cpu(lowcore->external_new_psw.mask); addr = be64_to_cpu(lowcore->external_new_psw.addr); cpu_unmap_lowcore(lowcore); env->ext_index--; if (env->ext_index == -1) { env->pending_int &= ~INTERRUPT_EXT; } DPRINTF("%s: %" PRIx64 " %" PRIx64 "\n", __func__, env->psw.mask, env->psw.addr); load_psw(env, mask, addr); } | 23,901 |
1 | static struct omap_rtc_s *omap_rtc_init(MemoryRegion *system_memory, hwaddr base, qemu_irq timerirq, qemu_irq alarmirq, omap_clk clk) { struct omap_rtc_s *s = (struct omap_rtc_s *) g_malloc0(sizeof(struct omap_rtc_s)); s->irq = timerirq; s->alarm = alarmirq; s->clk = timer_new_ms(rtc_clock, omap_rtc_tick, s); omap_rtc_reset(s); memory_region_init_io(&s->iomem, NULL, &omap_rtc_ops, s, "omap-rtc", 0x800); memory_region_add_subregion(system_memory, base, &s->iomem); return s; } | 23,902 |
1 | static void gen_mtmsrd(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); #else if (unlikely(ctx->pr)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); return; } if (ctx->opcode & 0x00010000) { /* Special form that does not need any synchronisation */ TCGv t0 = tcg_temp_new(); tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(target_ulong)((1 << MSR_RI) | (1 << MSR_EE))); tcg_gen_or_tl(cpu_msr, cpu_msr, t0); tcg_temp_free(t0); } else { /* XXX: we need to update nip before the store * if we enter power saving mode, we will exit the loop * directly from ppc_store_msr */ gen_update_nip(ctx, ctx->nip); gen_helper_store_msr(cpu_env, cpu_gpr[rS(ctx->opcode)]); /* Must stop the translation as machine state (may have) changed */ /* Note that mtmsr is not always defined as context-synchronizing */ gen_stop_exception(ctx); } #endif } | 23,904 |
1 | static av_cold int svq3_decode_init(AVCodecContext *avctx) { SVQ3Context *svq3 = avctx->priv_data; H264Context *h = &svq3->h; MpegEncContext *s = &h->s; int m; unsigned char *extradata; unsigned char *extradata_end; unsigned int size; int marker_found = 0; if (ff_h264_decode_init(avctx) < 0) return -1; s->flags = avctx->flags; s->flags2 = avctx->flags2; s->unrestricted_mv = 1; h->is_complex=1; h->sps.chroma_format_idc = 1; avctx->pix_fmt = avctx->codec->pix_fmts[0]; if (!s->context_initialized) { h->chroma_qp[0] = h->chroma_qp[1] = 4; svq3->halfpel_flag = 1; svq3->thirdpel_flag = 1; svq3->unknown_flag = 0; /* prowl for the "SEQH" marker in the extradata */ extradata = (unsigned char *)avctx->extradata; extradata_end = avctx->extradata + avctx->extradata_size; if (extradata) { for (m = 0; m + 8 < avctx->extradata_size; m++) { if (!memcmp(extradata, "SEQH", 4)) { marker_found = 1; break; } extradata++; } } /* if a match was found, parse the extra data */ if (marker_found) { GetBitContext gb; int frame_size_code; size = AV_RB32(&extradata[4]); if (size > extradata_end - extradata - 8) return AVERROR_INVALIDDATA; init_get_bits(&gb, extradata + 8, size*8); /* 'frame size code' and optional 'width, height' */ frame_size_code = get_bits(&gb, 3); switch (frame_size_code) { case 0: avctx->width = 160; avctx->height = 120; break; case 1: avctx->width = 128; avctx->height = 96; break; case 2: avctx->width = 176; avctx->height = 144; break; case 3: avctx->width = 352; avctx->height = 288; break; case 4: avctx->width = 704; avctx->height = 576; break; case 5: avctx->width = 240; avctx->height = 180; break; case 6: avctx->width = 320; avctx->height = 240; break; case 7: avctx->width = get_bits(&gb, 12); avctx->height = get_bits(&gb, 12); break; } svq3->halfpel_flag = get_bits1(&gb); svq3->thirdpel_flag = get_bits1(&gb); /* unknown fields */ skip_bits1(&gb); skip_bits1(&gb); skip_bits1(&gb); skip_bits1(&gb); s->low_delay = get_bits1(&gb); /* unknown field */ skip_bits1(&gb); while (get_bits1(&gb)) { skip_bits(&gb, 8); } svq3->unknown_flag = get_bits1(&gb); avctx->has_b_frames = !s->low_delay; if (svq3->unknown_flag) { #if CONFIG_ZLIB unsigned watermark_width = svq3_get_ue_golomb(&gb); unsigned watermark_height = svq3_get_ue_golomb(&gb); int u1 = svq3_get_ue_golomb(&gb); int u2 = get_bits(&gb, 8); int u3 = get_bits(&gb, 2); int u4 = svq3_get_ue_golomb(&gb); unsigned long buf_len = watermark_width*watermark_height*4; int offset = (get_bits_count(&gb)+7)>>3; uint8_t *buf; if ((uint64_t)watermark_width*4 > UINT_MAX/watermark_height) return -1; buf = av_malloc(buf_len); av_log(avctx, AV_LOG_DEBUG, "watermark size: %dx%d\n", watermark_width, watermark_height); av_log(avctx, AV_LOG_DEBUG, "u1: %x u2: %x u3: %x compressed data size: %d offset: %d\n", u1, u2, u3, u4, offset); if (uncompress(buf, &buf_len, extradata + 8 + offset, size - offset) != Z_OK) { av_log(avctx, AV_LOG_ERROR, "could not uncompress watermark logo\n"); av_free(buf); return -1; } svq3->watermark_key = ff_svq1_packet_checksum(buf, buf_len, 0); svq3->watermark_key = svq3->watermark_key << 16 | svq3->watermark_key; av_log(avctx, AV_LOG_DEBUG, "watermark key %#x\n", svq3->watermark_key); av_free(buf); #else av_log(avctx, AV_LOG_ERROR, "this svq3 file contains watermark which need zlib support compiled in\n"); return -1; #endif } } s->width = avctx->width; s->height = avctx->height; if (ff_MPV_common_init(s) < 0) return -1; h->b_stride = 4*s->mb_width; if (ff_h264_alloc_tables(h) < 0) { av_log(avctx, AV_LOG_ERROR, "svq3 memory allocation failed\n"); return AVERROR(ENOMEM); } } return 0; } | 23,905 |
0 | int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; VP56Context *s = avctx->priv_data; AVFrame *const p = s->framep[VP56_FRAME_CURRENT]; int remaining_buf_size = avpkt->size; int is_alpha, av_uninit(alpha_offset); if (s->has_alpha) { if (remaining_buf_size < 3) return -1; alpha_offset = bytestream_get_be24(&buf); remaining_buf_size -= 3; if (remaining_buf_size < alpha_offset) return -1; } for (is_alpha=0; is_alpha < 1+s->has_alpha; is_alpha++) { int mb_row, mb_col, mb_row_flip, mb_offset = 0; int block, y, uv, stride_y, stride_uv; int golden_frame = 0; int res; s->modelp = &s->models[is_alpha]; res = s->parse_header(s, buf, remaining_buf_size, &golden_frame); if (!res) return -1; if (res == 2) { int i; for (i = 0; i < 4; i++) { if (s->frames[i].data[0]) avctx->release_buffer(avctx, &s->frames[i]); } if (is_alpha) return -1; } if (!is_alpha) { p->reference = 1; if (avctx->get_buffer(avctx, p) < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return -1; } if (res == 2) if (vp56_size_changed(avctx)) { avctx->release_buffer(avctx, p); return -1; } } if (p->key_frame) { p->pict_type = AV_PICTURE_TYPE_I; s->default_models_init(s); for (block=0; block<s->mb_height*s->mb_width; block++) s->macroblocks[block].type = VP56_MB_INTRA; } else { p->pict_type = AV_PICTURE_TYPE_P; vp56_parse_mb_type_models(s); s->parse_vector_models(s); s->mb_type = VP56_MB_INTER_NOVEC_PF; } s->parse_coeff_models(s); memset(s->prev_dc, 0, sizeof(s->prev_dc)); s->prev_dc[1][VP56_FRAME_CURRENT] = 128; s->prev_dc[2][VP56_FRAME_CURRENT] = 128; for (block=0; block < 4*s->mb_width+6; block++) { s->above_blocks[block].ref_frame = VP56_FRAME_NONE; s->above_blocks[block].dc_coeff = 0; s->above_blocks[block].not_null_dc = 0; } s->above_blocks[2*s->mb_width + 2].ref_frame = VP56_FRAME_CURRENT; s->above_blocks[3*s->mb_width + 4].ref_frame = VP56_FRAME_CURRENT; stride_y = p->linesize[0]; stride_uv = p->linesize[1]; if (s->flip < 0) mb_offset = 7; /* main macroblocks loop */ for (mb_row=0; mb_row<s->mb_height; mb_row++) { if (s->flip < 0) mb_row_flip = s->mb_height - mb_row - 1; else mb_row_flip = mb_row; for (block=0; block<4; block++) { s->left_block[block].ref_frame = VP56_FRAME_NONE; s->left_block[block].dc_coeff = 0; s->left_block[block].not_null_dc = 0; } memset(s->coeff_ctx, 0, sizeof(s->coeff_ctx)); memset(s->coeff_ctx_last, 24, sizeof(s->coeff_ctx_last)); s->above_block_idx[0] = 1; s->above_block_idx[1] = 2; s->above_block_idx[2] = 1; s->above_block_idx[3] = 2; s->above_block_idx[4] = 2*s->mb_width + 2 + 1; s->above_block_idx[5] = 3*s->mb_width + 4 + 1; s->block_offset[s->frbi] = (mb_row_flip*16 + mb_offset) * stride_y; s->block_offset[s->srbi] = s->block_offset[s->frbi] + 8*stride_y; s->block_offset[1] = s->block_offset[0] + 8; s->block_offset[3] = s->block_offset[2] + 8; s->block_offset[4] = (mb_row_flip*8 + mb_offset) * stride_uv; s->block_offset[5] = s->block_offset[4]; for (mb_col=0; mb_col<s->mb_width; mb_col++) { vp56_decode_mb(s, mb_row, mb_col, is_alpha); for (y=0; y<4; y++) { s->above_block_idx[y] += 2; s->block_offset[y] += 16; } for (uv=4; uv<6; uv++) { s->above_block_idx[uv] += 1; s->block_offset[uv] += 8; } } } if (p->key_frame || golden_frame) { if (s->framep[VP56_FRAME_GOLDEN]->data[0] && s->framep[VP56_FRAME_GOLDEN] != s->framep[VP56_FRAME_GOLDEN2]) avctx->release_buffer(avctx, s->framep[VP56_FRAME_GOLDEN]); s->framep[VP56_FRAME_GOLDEN] = p; } if (s->has_alpha) { FFSWAP(AVFrame *, s->framep[VP56_FRAME_GOLDEN], s->framep[VP56_FRAME_GOLDEN2]); buf += alpha_offset; remaining_buf_size -= alpha_offset; } } if (s->framep[VP56_FRAME_PREVIOUS] == s->framep[VP56_FRAME_GOLDEN] || s->framep[VP56_FRAME_PREVIOUS] == s->framep[VP56_FRAME_GOLDEN2]) { if (s->framep[VP56_FRAME_UNUSED] != s->framep[VP56_FRAME_GOLDEN] && s->framep[VP56_FRAME_UNUSED] != s->framep[VP56_FRAME_GOLDEN2]) FFSWAP(AVFrame *, s->framep[VP56_FRAME_PREVIOUS], s->framep[VP56_FRAME_UNUSED]); else FFSWAP(AVFrame *, s->framep[VP56_FRAME_PREVIOUS], s->framep[VP56_FRAME_UNUSED2]); } else if (s->framep[VP56_FRAME_PREVIOUS]->data[0]) avctx->release_buffer(avctx, s->framep[VP56_FRAME_PREVIOUS]); FFSWAP(AVFrame *, s->framep[VP56_FRAME_CURRENT], s->framep[VP56_FRAME_PREVIOUS]); p->qstride = 0; p->qscale_table = s->qscale_table; p->qscale_type = FF_QSCALE_TYPE_VP56; *(AVFrame*)data = *p; *data_size = sizeof(AVFrame); return avpkt->size; } | 23,906 |
0 | static int mov_read_esds(MOVContext *c, ByteIOContext *pb, MOVAtom atom) { AVStream *st = c->fc->streams[c->fc->nb_streams-1]; int tag, len; get_be32(pb); /* version + flags */ len = mp4_read_descr(c, pb, &tag); if (tag == MP4ESDescrTag) { get_be16(pb); /* ID */ get_byte(pb); /* priority */ } else get_be16(pb); /* ID */ len = mp4_read_descr(c, pb, &tag); if (tag == MP4DecConfigDescrTag) { int object_type_id = get_byte(pb); get_byte(pb); /* stream type */ get_be24(pb); /* buffer size db */ get_be32(pb); /* max bitrate */ get_be32(pb); /* avg bitrate */ st->codec->codec_id= ff_codec_get_id(ff_mp4_obj_type, object_type_id); dprintf(c->fc, "esds object type id %d\n", object_type_id); len = mp4_read_descr(c, pb, &tag); if (tag == MP4DecSpecificDescrTag) { dprintf(c->fc, "Specific MPEG4 header len=%d\n", len); if((uint64_t)len > (1<<30)) return -1; st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE); if (!st->codec->extradata) return AVERROR(ENOMEM); get_buffer(pb, st->codec->extradata, len); st->codec->extradata_size = len; if (st->codec->codec_id == CODEC_ID_AAC) { MPEG4AudioConfig cfg; ff_mpeg4audio_get_config(&cfg, st->codec->extradata, st->codec->extradata_size); if (cfg.chan_config > 7) return -1; st->codec->channels = ff_mpeg4audio_channels[cfg.chan_config]; if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4 st->codec->sample_rate = ff_mpa_freq_tab[cfg.sampling_index]; else st->codec->sample_rate = cfg.sample_rate; // ext sample rate ? dprintf(c->fc, "mp4a config channels %d obj %d ext obj %d " "sample rate %d ext sample rate %d\n", st->codec->channels, cfg.object_type, cfg.ext_object_type, cfg.sample_rate, cfg.ext_sample_rate); if (!(st->codec->codec_id = ff_codec_get_id(mp4_audio_types, cfg.object_type))) st->codec->codec_id = CODEC_ID_AAC; } } } return 0; } | 23,907 |
0 | av_cold int ff_nvenc_encode_close(AVCodecContext *avctx) { NVENCContext *ctx = avctx->priv_data; NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs; int i; av_frame_free(&avctx->coded_frame); if (ctx->in) { for (i = 0; i < ctx->nb_surfaces; ++i) { nv->nvEncDestroyInputBuffer(ctx->nvenc_ctx, ctx->in[i].in); nv->nvEncDestroyBitstreamBuffer(ctx->nvenc_ctx, ctx->out[i].out); } } av_freep(&ctx->in); av_freep(&ctx->out); if (ctx->nvenc_ctx) nv->nvEncDestroyEncoder(ctx->nvenc_ctx); if (ctx->cu_context) ctx->nvel.cu_ctx_destroy(ctx->cu_context); if (ctx->nvel.nvenc) dlclose(ctx->nvel.nvenc); if (ctx->nvel.cuda) dlclose(ctx->nvel.cuda); return 0; } | 23,908 |
0 | static QDM2SubPNode *qdm2_search_subpacket_type_in_list(QDM2SubPNode *list, int type) { while (list != NULL && list->packet != NULL) { if (list->packet->type == type) return list; list = list->next; } return NULL; } | 23,909 |
0 | static int segment_end(AVFormatContext *s, int write_trailer, int is_last) { SegmentContext *seg = s->priv_data; AVFormatContext *oc = seg->avf; int ret = 0; av_write_frame(oc, NULL); /* Flush any buffered data (fragmented mp4) */ if (write_trailer) ret = av_write_trailer(oc); if (ret < 0) av_log(s, AV_LOG_ERROR, "Failure occurred when ending segment '%s'\n", oc->filename); if (seg->list) { if (seg->list_size || seg->list_type == LIST_TYPE_M3U8) { SegmentListEntry *entry = av_mallocz(sizeof(*entry)); if (!entry) { ret = AVERROR(ENOMEM); goto end; } /* append new element */ memcpy(entry, &seg->cur_entry, sizeof(*entry)); if (!seg->segment_list_entries) seg->segment_list_entries = seg->segment_list_entries_end = entry; else seg->segment_list_entries_end->next = entry; seg->segment_list_entries_end = entry; /* drop first item */ if (seg->list_size && seg->segment_count > seg->list_size) { entry = seg->segment_list_entries; seg->segment_list_entries = seg->segment_list_entries->next; av_free(entry->filename); av_freep(&entry); } avio_close(seg->list_pb); if ((ret = segment_list_open(s)) < 0) goto end; for (entry = seg->segment_list_entries; entry; entry = entry->next) segment_list_print_entry(seg->list_pb, seg->list_type, entry, s); if (seg->list_type == LIST_TYPE_M3U8 && is_last) avio_printf(seg->list_pb, "#EXT-X-ENDLIST\n"); } else { segment_list_print_entry(seg->list_pb, seg->list_type, &seg->cur_entry, s); } avio_flush(seg->list_pb); } av_log(s, AV_LOG_VERBOSE, "segment:'%s' count:%d ended\n", seg->avf->filename, seg->segment_count); seg->segment_count++; end: avio_close(oc->pb); return ret; } | 23,910 |
1 | static void get_default_channel_layouts(OutputStream *ost, InputStream *ist) { char layout_name[256]; AVCodecContext *enc = ost->st->codec; AVCodecContext *dec = ist->st->codec; if (dec->channel_layout && av_get_channel_layout_nb_channels(dec->channel_layout) != dec->channels) { av_get_channel_layout_string(layout_name, sizeof(layout_name), dec->channels, dec->channel_layout); av_log(NULL, AV_LOG_ERROR, "New channel layout (%s) is invalid\n", layout_name); dec->channel_layout = 0; } if (!dec->channel_layout) { if (enc->channel_layout && dec->channels == enc->channels) { dec->channel_layout = enc->channel_layout; } else { dec->channel_layout = av_get_default_channel_layout(dec->channels); if (!dec->channel_layout) { av_log(NULL, AV_LOG_FATAL, "Unable to find default channel " "layout for Input Stream #%d.%d\n", ist->file_index, ist->st->index); exit_program(1); } } av_get_channel_layout_string(layout_name, sizeof(layout_name), dec->channels, dec->channel_layout); av_log(NULL, AV_LOG_WARNING, "Guessed Channel Layout for Input Stream " "#%d.%d : %s\n", ist->file_index, ist->st->index, layout_name); } if (!enc->channel_layout) { if (dec->channels == enc->channels) { enc->channel_layout = dec->channel_layout; return; } else { enc->channel_layout = av_get_default_channel_layout(enc->channels); } if (!enc->channel_layout) { av_log(NULL, AV_LOG_FATAL, "Unable to find default channel layout " "for Output Stream #%d.%d\n", ost->file_index, ost->st->index); exit_program(1); } av_get_channel_layout_string(layout_name, sizeof(layout_name), enc->channels, enc->channel_layout); av_log(NULL, AV_LOG_WARNING, "Guessed Channel Layout for Output Stream " "#%d.%d : %s\n", ost->file_index, ost->st->index, layout_name); } } | 23,913 |
1 | int cache_insert(PageCache *cache, uint64_t addr, const uint8_t *pdata) { CacheItem *it = NULL; g_assert(cache); g_assert(cache->page_cache); /* actual update of entry */ it = cache_get_by_addr(cache, addr); /* allocate page */ if (!it->it_data) { it->it_data = g_try_malloc(cache->page_size); if (!it->it_data) { DPRINTF("Error allocating page\n"); return -1; } cache->num_items++; } memcpy(it->it_data, pdata, cache->page_size); it->it_age = ++cache->max_item_age; it->it_addr = addr; return 0; } | 23,914 |
1 | static enum AVPixelFormat get_format(HEVCContext *s, const HEVCSPS *sps) { #define HWACCEL_MAX (CONFIG_HEVC_DXVA2_HWACCEL + CONFIG_HEVC_D3D11VA_HWACCEL + CONFIG_HEVC_VAAPI_HWACCEL + CONFIG_HEVC_VDPAU_HWACCEL) enum AVPixelFormat pix_fmts[HWACCEL_MAX + 2], *fmt = pix_fmts; switch (sps->pix_fmt) { case AV_PIX_FMT_YUV420P: case AV_PIX_FMT_YUVJ420P: #if CONFIG_HEVC_DXVA2_HWACCEL *fmt++ = AV_PIX_FMT_DXVA2_VLD; #endif #if CONFIG_HEVC_D3D11VA_HWACCEL *fmt++ = AV_PIX_FMT_D3D11VA_VLD; #endif #if CONFIG_HEVC_VAAPI_HWACCEL *fmt++ = AV_PIX_FMT_VAAPI; #endif #if CONFIG_HEVC_VDPAU_HWACCEL *fmt++ = AV_PIX_FMT_VDPAU; #endif break; case AV_PIX_FMT_YUV420P10: #if CONFIG_HEVC_DXVA2_HWACCEL *fmt++ = AV_PIX_FMT_DXVA2_VLD; #endif #if CONFIG_HEVC_D3D11VA_HWACCEL *fmt++ = AV_PIX_FMT_D3D11VA_VLD; #endif #if CONFIG_HEVC_VAAPI_HWACCEL *fmt++ = AV_PIX_FMT_VAAPI; #endif break; } *fmt++ = sps->pix_fmt; *fmt = AV_PIX_FMT_NONE; return ff_get_format(s->avctx, pix_fmts); } | 23,915 |
1 | static int sd_open(BlockDriverState *bs, const char *filename, int flags) { int ret, fd; uint32_t vid = 0; BDRVSheepdogState *s = bs->opaque; char vdi[SD_MAX_VDI_LEN], tag[SD_MAX_VDI_TAG_LEN]; uint32_t snapid; char *buf = NULL; strstart(filename, "sheepdog:", (const char **)&filename); QLIST_INIT(&s->inflight_aio_head); QLIST_INIT(&s->pending_aio_head); s->fd = -1; memset(vdi, 0, sizeof(vdi)); memset(tag, 0, sizeof(tag)); if (parse_vdiname(s, filename, vdi, &snapid, tag) < 0) { ret = -EINVAL; goto out; } s->fd = get_sheep_fd(s); if (s->fd < 0) { ret = s->fd; goto out; } ret = find_vdi_name(s, vdi, snapid, tag, &vid, 0); if (ret) { goto out; } s->cache_enabled = 1; s->flush_fd = connect_to_sdog(s->addr, s->port); if (s->flush_fd < 0) { error_report("failed to connect"); ret = s->flush_fd; goto out; } if (snapid || tag[0] != '\0') { dprintf("%" PRIx32 " snapshot inode was open.\n", vid); s->is_snapshot = 1; } fd = connect_to_sdog(s->addr, s->port); if (fd < 0) { error_report("failed to connect"); ret = fd; goto out; } buf = g_malloc(SD_INODE_SIZE); ret = read_object(fd, buf, vid_to_vdi_oid(vid), 0, SD_INODE_SIZE, 0, s->cache_enabled); closesocket(fd); if (ret) { goto out; } memcpy(&s->inode, buf, sizeof(s->inode)); s->min_dirty_data_idx = UINT32_MAX; s->max_dirty_data_idx = 0; bs->total_sectors = s->inode.vdi_size / SECTOR_SIZE; strncpy(s->name, vdi, sizeof(s->name)); qemu_co_mutex_init(&s->lock); g_free(buf); return 0; out: qemu_aio_set_fd_handler(s->fd, NULL, NULL, NULL, NULL); if (s->fd >= 0) { closesocket(s->fd); } g_free(buf); return ret; } | 23,917 |
1 | static void qvirtio_9p_pci_stop(QVirtIO9P *v9p) { qvirtqueue_cleanup(v9p->dev->bus, v9p->vq, v9p->qs->alloc); qvirtio_pci_device_disable(container_of(v9p->dev, QVirtioPCIDevice, vdev)); g_free(v9p->dev); qvirtio_9p_stop(v9p); } | 23,919 |
0 | static av_cold int pnm_encode_init(AVCodecContext *avctx) { avctx->coded_frame = av_frame_alloc(); if (!avctx->coded_frame) return AVERROR(ENOMEM); avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I; avctx->coded_frame->key_frame = 1; return 0; } | 23,920 |
0 | static int ljpeg_decode_yuv_scan(MJpegDecodeContext *s, int predictor, int point_transform, int nb_components) { int i, mb_x, mb_y, mask; int bits= (s->bits+7)&~7; int resync_mb_y = 0; int resync_mb_x = 0; point_transform += bits - s->bits; mask = ((1 << s->bits) - 1) << point_transform; av_assert0(nb_components>=1 && nb_components<=4); for (mb_y = 0; mb_y < s->mb_height; mb_y++) { for (mb_x = 0; mb_x < s->mb_width; mb_x++) { if (s->restart_interval && !s->restart_count){ s->restart_count = s->restart_interval; resync_mb_x = mb_x; resync_mb_y = mb_y; } if(!mb_x || mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x || s->interlaced){ int toprow = mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x; int leftcol = !mb_x || mb_y == resync_mb_y && mb_x == resync_mb_x; for (i = 0; i < nb_components; i++) { uint8_t *ptr; uint16_t *ptr16; int n, h, v, x, y, c, j, linesize; n = s->nb_blocks[i]; c = s->comp_index[i]; h = s->h_scount[i]; v = s->v_scount[i]; x = 0; y = 0; linesize= s->linesize[c]; if(bits>8) linesize /= 2; for(j=0; j<n; j++) { int pred, dc; dc = mjpeg_decode_dc(s, s->dc_index[i]); if(dc == 0xFFFFF) return -1; if(bits<=8){ ptr = s->picture_ptr->data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap if(y==0 && toprow){ if(x==0 && leftcol){ pred= 1 << (bits - 1); }else{ pred= ptr[-1]; } }else{ if(x==0 && leftcol){ pred= ptr[-linesize]; }else{ PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor); } } if (s->interlaced && s->bottom_field) ptr += linesize >> 1; pred &= mask; *ptr= pred + (dc << point_transform); }else{ ptr16 = (uint16_t*)(s->picture_ptr->data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap if(y==0 && toprow){ if(x==0 && leftcol){ pred= 1 << (bits - 1); }else{ pred= ptr16[-1]; } }else{ if(x==0 && leftcol){ pred= ptr16[-linesize]; }else{ PREDICT(pred, ptr16[-linesize-1], ptr16[-linesize], ptr16[-1], predictor); } } if (s->interlaced && s->bottom_field) ptr16 += linesize >> 1; pred &= mask; *ptr16= pred + (dc << point_transform); } if (++x == h) { x = 0; y++; } } } } else { for (i = 0; i < nb_components; i++) { uint8_t *ptr; uint16_t *ptr16; int n, h, v, x, y, c, j, linesize, dc; n = s->nb_blocks[i]; c = s->comp_index[i]; h = s->h_scount[i]; v = s->v_scount[i]; x = 0; y = 0; linesize = s->linesize[c]; if(bits>8) linesize /= 2; for (j = 0; j < n; j++) { int pred; dc = mjpeg_decode_dc(s, s->dc_index[i]); if(dc == 0xFFFFF) return -1; if(bits<=8){ ptr = s->picture_ptr->data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor); pred &= mask; *ptr = pred + (dc << point_transform); }else{ ptr16 = (uint16_t*)(s->picture_ptr->data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap PREDICT(pred, ptr16[-linesize-1], ptr16[-linesize], ptr16[-1], predictor); pred &= mask; *ptr16= pred + (dc << point_transform); } if (++x == h) { x = 0; y++; } } } } if (s->restart_interval && !--s->restart_count) { align_get_bits(&s->gb); skip_bits(&s->gb, 16); /* skip RSTn */ } } } return 0; } | 23,921 |
0 | static void virtio_blk_dma_restart_cb(void *opaque, int running, RunState state) { VirtIOBlock *s = opaque; if (!running) { return; } if (!s->bh) { s->bh = qemu_bh_new(virtio_blk_dma_restart_bh, s); qemu_bh_schedule(s->bh); } } | 23,923 |
0 | int parse_debug_env(const char *name, int max, int initial) { char *debug_env = getenv(name); char *inv = NULL; int debug; if (!debug_env) { return initial; } debug = strtol(debug_env, &inv, 10); if (inv == debug_env) { return initial; } if (debug < 0 || debug > max) { fprintf(stderr, "warning: %s not in [0, %d]", name, max); return initial; } return debug; } | 23,925 |
0 | static void vfio_listener_region_del(MemoryListener *listener, MemoryRegionSection *section) { VFIOContainer *container = container_of(listener, VFIOContainer, listener); hwaddr iova, end; Int128 llend, llsize; int ret; if (vfio_listener_skipped_section(section)) { trace_vfio_listener_region_del_skip( section->offset_within_address_space, section->offset_within_address_space + int128_get64(int128_sub(section->size, int128_one()))); return; } if (unlikely((section->offset_within_address_space & ~TARGET_PAGE_MASK) != (section->offset_within_region & ~TARGET_PAGE_MASK))) { error_report("%s received unaligned region", __func__); return; } if (memory_region_is_iommu(section->mr)) { VFIOGuestIOMMU *giommu; QLIST_FOREACH(giommu, &container->giommu_list, giommu_next) { if (giommu->iommu == section->mr) { memory_region_unregister_iommu_notifier(giommu->iommu, &giommu->n); QLIST_REMOVE(giommu, giommu_next); g_free(giommu); break; } } /* * FIXME: We assume the one big unmap below is adequate to * remove any individual page mappings in the IOMMU which * might have been copied into VFIO. This works for a page table * based IOMMU where a big unmap flattens a large range of IO-PTEs. * That may not be true for all IOMMU types. */ } iova = TARGET_PAGE_ALIGN(section->offset_within_address_space); llend = int128_make64(section->offset_within_address_space); llend = int128_add(llend, section->size); llend = int128_and(llend, int128_exts64(TARGET_PAGE_MASK)); if (int128_ge(int128_make64(iova), llend)) { return; } end = int128_get64(int128_sub(llend, int128_one())); llsize = int128_sub(llend, int128_make64(iova)); trace_vfio_listener_region_del(iova, end); ret = vfio_dma_unmap(container, iova, int128_get64(llsize)); memory_region_unref(section->mr); if (ret) { error_report("vfio_dma_unmap(%p, 0x%"HWADDR_PRIx", " "0x%"HWADDR_PRIx") = %d (%m)", container, iova, int128_get64(llsize), ret); } if (container->iommu_type == VFIO_SPAPR_TCE_v2_IOMMU) { vfio_spapr_remove_window(container, section->offset_within_address_space); if (vfio_host_win_del(container, section->offset_within_address_space, section->offset_within_address_space + int128_get64(section->size) - 1) < 0) { hw_error("%s: Cannot delete missing window at %"HWADDR_PRIx, __func__, section->offset_within_address_space); } } } | 23,926 |
0 | VirtIOSCSIReq *virtio_scsi_init_req(VirtIOSCSI *s, VirtQueue *vq) { VirtIOSCSIReq *req; VirtIOSCSICommon *vs = (VirtIOSCSICommon *)s; const size_t zero_skip = offsetof(VirtIOSCSIReq, vring); req = g_malloc(sizeof(*req) + vs->cdb_size); req->vq = vq; req->dev = s; qemu_sglist_init(&req->qsgl, DEVICE(s), 8, &address_space_memory); qemu_iovec_init(&req->resp_iov, 1); memset((uint8_t *)req + zero_skip, 0, sizeof(*req) - zero_skip); return req; } | 23,927 |
0 | static void qemu_cpu_kick_thread(CPUState *cpu) { #ifndef _WIN32 int err; err = pthread_kill(cpu->thread->thread, SIG_IPI); if (err) { fprintf(stderr, "qemu:%s: %s", __func__, strerror(err)); exit(1); } #else /* _WIN32 */ if (!qemu_cpu_is_self(cpu)) { SuspendThread(cpu->hThread); cpu_signal(0); ResumeThread(cpu->hThread); } #endif } | 23,928 |
0 | bool bdrv_unallocated_blocks_are_zero(BlockDriverState *bs) { BlockDriverInfo bdi; if (bs->backing_hd) { return false; } if (bdrv_get_info(bs, &bdi) == 0) { return bdi.unallocated_blocks_are_zero; } return false; } | 23,930 |
0 | static uint64_t virtio_net_get_features(VirtIODevice *vdev, uint64_t features, Error **errp) { VirtIONet *n = VIRTIO_NET(vdev); NetClientState *nc = qemu_get_queue(n->nic); /* Firstly sync all virtio-net possible supported features */ features |= n->host_features; virtio_add_feature(&features, VIRTIO_NET_F_MAC); if (!peer_has_vnet_hdr(n)) { virtio_clear_feature(&features, VIRTIO_NET_F_CSUM); virtio_clear_feature(&features, VIRTIO_NET_F_HOST_TSO4); virtio_clear_feature(&features, VIRTIO_NET_F_HOST_TSO6); virtio_clear_feature(&features, VIRTIO_NET_F_HOST_ECN); virtio_clear_feature(&features, VIRTIO_NET_F_GUEST_CSUM); virtio_clear_feature(&features, VIRTIO_NET_F_GUEST_TSO4); virtio_clear_feature(&features, VIRTIO_NET_F_GUEST_TSO6); virtio_clear_feature(&features, VIRTIO_NET_F_GUEST_ECN); } if (!peer_has_vnet_hdr(n) || !peer_has_ufo(n)) { virtio_clear_feature(&features, VIRTIO_NET_F_GUEST_UFO); virtio_clear_feature(&features, VIRTIO_NET_F_HOST_UFO); } if (!get_vhost_net(nc->peer)) { return features; } return vhost_net_get_features(get_vhost_net(nc->peer), features); } | 23,931 |
0 | PXA2xxState *pxa270_init(MemoryRegion *address_space, unsigned int sdram_size, const char *revision) { PXA2xxState *s; int i; DriveInfo *dinfo; s = (PXA2xxState *) g_malloc0(sizeof(PXA2xxState)); if (revision && strncmp(revision, "pxa27", 5)) { fprintf(stderr, "Machine requires a PXA27x processor.\n"); exit(1); } if (!revision) revision = "pxa270"; s->cpu = cpu_arm_init(revision); if (s->cpu == NULL) { fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } s->reset = qemu_allocate_irq(pxa2xx_reset, s, 0); /* SDRAM & Internal Memory Storage */ memory_region_init_ram(&s->sdram, NULL, "pxa270.sdram", sdram_size, &error_abort); vmstate_register_ram_global(&s->sdram); memory_region_add_subregion(address_space, PXA2XX_SDRAM_BASE, &s->sdram); memory_region_init_ram(&s->internal, NULL, "pxa270.internal", 0x40000, &error_abort); vmstate_register_ram_global(&s->internal); memory_region_add_subregion(address_space, PXA2XX_INTERNAL_BASE, &s->internal); s->pic = pxa2xx_pic_init(0x40d00000, s->cpu); s->dma = pxa27x_dma_init(0x40000000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_DMA)); sysbus_create_varargs("pxa27x-timer", 0x40a00000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 0), qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 1), qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 2), qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 3), qdev_get_gpio_in(s->pic, PXA27X_PIC_OST_4_11), NULL); s->gpio = pxa2xx_gpio_init(0x40e00000, s->cpu, s->pic, 121); dinfo = drive_get(IF_SD, 0, 0); if (!dinfo) { fprintf(stderr, "qemu: missing SecureDigital device\n"); exit(1); } s->mmc = pxa2xx_mmci_init(address_space, 0x41100000, blk_bs(blk_by_legacy_dinfo(dinfo)), qdev_get_gpio_in(s->pic, PXA2XX_PIC_MMC), qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_MMCI), qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_MMCI)); for (i = 0; pxa270_serial[i].io_base; i++) { if (serial_hds[i]) { serial_mm_init(address_space, pxa270_serial[i].io_base, 2, qdev_get_gpio_in(s->pic, pxa270_serial[i].irqn), 14857000 / 16, serial_hds[i], DEVICE_NATIVE_ENDIAN); } else { break; } } if (serial_hds[i]) s->fir = pxa2xx_fir_init(address_space, 0x40800000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_ICP), qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_ICP), qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_ICP), serial_hds[i]); s->lcd = pxa2xx_lcdc_init(address_space, 0x44000000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_LCD)); s->cm_base = 0x41300000; s->cm_regs[CCCR >> 2] = 0x02000210; /* 416.0 MHz */ s->clkcfg = 0x00000009; /* Turbo mode active */ memory_region_init_io(&s->cm_iomem, NULL, &pxa2xx_cm_ops, s, "pxa2xx-cm", 0x1000); memory_region_add_subregion(address_space, s->cm_base, &s->cm_iomem); vmstate_register(NULL, 0, &vmstate_pxa2xx_cm, s); pxa2xx_setup_cp14(s); s->mm_base = 0x48000000; s->mm_regs[MDMRS >> 2] = 0x00020002; s->mm_regs[MDREFR >> 2] = 0x03ca4000; s->mm_regs[MECR >> 2] = 0x00000001; /* Two PC Card sockets */ memory_region_init_io(&s->mm_iomem, NULL, &pxa2xx_mm_ops, s, "pxa2xx-mm", 0x1000); memory_region_add_subregion(address_space, s->mm_base, &s->mm_iomem); vmstate_register(NULL, 0, &vmstate_pxa2xx_mm, s); s->pm_base = 0x40f00000; memory_region_init_io(&s->pm_iomem, NULL, &pxa2xx_pm_ops, s, "pxa2xx-pm", 0x100); memory_region_add_subregion(address_space, s->pm_base, &s->pm_iomem); vmstate_register(NULL, 0, &vmstate_pxa2xx_pm, s); for (i = 0; pxa27x_ssp[i].io_base; i ++); s->ssp = (SSIBus **)g_malloc0(sizeof(SSIBus *) * i); for (i = 0; pxa27x_ssp[i].io_base; i ++) { DeviceState *dev; dev = sysbus_create_simple(TYPE_PXA2XX_SSP, pxa27x_ssp[i].io_base, qdev_get_gpio_in(s->pic, pxa27x_ssp[i].irqn)); s->ssp[i] = (SSIBus *)qdev_get_child_bus(dev, "ssi"); } if (usb_enabled(false)) { sysbus_create_simple("sysbus-ohci", 0x4c000000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_USBH1)); } s->pcmcia[0] = pxa2xx_pcmcia_init(address_space, 0x20000000); s->pcmcia[1] = pxa2xx_pcmcia_init(address_space, 0x30000000); sysbus_create_simple(TYPE_PXA2XX_RTC, 0x40900000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_RTCALARM)); s->i2c[0] = pxa2xx_i2c_init(0x40301600, qdev_get_gpio_in(s->pic, PXA2XX_PIC_I2C), 0xffff); s->i2c[1] = pxa2xx_i2c_init(0x40f00100, qdev_get_gpio_in(s->pic, PXA2XX_PIC_PWRI2C), 0xff); s->i2s = pxa2xx_i2s_init(address_space, 0x40400000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_I2S), qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_I2S), qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_I2S)); s->kp = pxa27x_keypad_init(address_space, 0x41500000, qdev_get_gpio_in(s->pic, PXA2XX_PIC_KEYPAD)); /* GPIO1 resets the processor */ /* The handler can be overridden by board-specific code */ qdev_connect_gpio_out(s->gpio, 1, s->reset); return s; } | 23,932 |
0 | static gboolean pty_chr_timer(gpointer opaque) { struct CharDriverState *chr = opaque; PtyCharDriver *s = chr->opaque; if (s->connected) { goto out; } if (s->polling) { /* If we arrive here without polling being cleared due * read returning -EIO, then we are (re-)connected */ pty_chr_state(chr, 1); goto out; } /* Next poll ... */ pty_chr_update_read_handler(chr); out: return FALSE; } | 23,934 |
0 | static void virtio_scsi_reset(VirtIODevice *vdev) { VirtIOSCSI *s = VIRTIO_SCSI(vdev); VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev); if (s->ctx) { virtio_scsi_dataplane_stop(s); } s->resetting++; qbus_reset_all(&s->bus.qbus); s->resetting--; vs->sense_size = VIRTIO_SCSI_SENSE_DEFAULT_SIZE; vs->cdb_size = VIRTIO_SCSI_CDB_DEFAULT_SIZE; s->events_dropped = false; } | 23,935 |
0 | int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data) { BlockDriverState *bs; int force = qdict_get_int(qdict, "force"); const char *filename = qdict_get_str(qdict, "device"); bs = bdrv_find(filename); if (!bs) { qerror_report(QERR_DEVICE_NOT_FOUND, filename); return -1; } return eject_device(mon, bs, force); } | 23,936 |
0 | static int qxl_post_load(void *opaque, int version) { PCIQXLDevice* d = opaque; uint8_t *ram_start = d->vga.vram_ptr; QXLCommandExt *cmds; int in, out, i, newmode; dprint(d, 1, "%s: start\n", __FUNCTION__); assert(d->last_release_offset < d->vga.vram_size); if (d->last_release_offset == 0) { d->last_release = NULL; } else { d->last_release = (QXLReleaseInfo *)(ram_start + d->last_release_offset); } d->modes = (QXLModes*)((uint8_t*)d->rom + d->rom->modes_offset); dprint(d, 1, "%s: restore mode (%s)\n", __FUNCTION__, qxl_mode_to_string(d->mode)); newmode = d->mode; d->mode = QXL_MODE_UNDEFINED; switch (newmode) { case QXL_MODE_UNDEFINED: break; case QXL_MODE_VGA: qxl_enter_vga_mode(d); break; case QXL_MODE_NATIVE: for (i = 0; i < NUM_MEMSLOTS; i++) { if (!d->guest_slots[i].active) { continue; } qxl_add_memslot(d, i, 0, QXL_SYNC); } qxl_create_guest_primary(d, 1, QXL_SYNC); /* replay surface-create and cursor-set commands */ cmds = g_malloc0(sizeof(QXLCommandExt) * (NUM_SURFACES + 1)); for (in = 0, out = 0; in < NUM_SURFACES; in++) { if (d->guest_surfaces.cmds[in] == 0) { continue; } cmds[out].cmd.data = d->guest_surfaces.cmds[in]; cmds[out].cmd.type = QXL_CMD_SURFACE; cmds[out].group_id = MEMSLOT_GROUP_GUEST; out++; } cmds[out].cmd.data = d->guest_cursor; cmds[out].cmd.type = QXL_CMD_CURSOR; cmds[out].group_id = MEMSLOT_GROUP_GUEST; out++; qxl_spice_loadvm_commands(d, cmds, out); g_free(cmds); break; case QXL_MODE_COMPAT: qxl_set_mode(d, d->shadow_rom.mode, 1); break; } dprint(d, 1, "%s: done\n", __FUNCTION__); return 0; } | 23,937 |
0 | static void musicpal_init(MachineState *machine) { const char *cpu_model = machine->cpu_model; const char *kernel_filename = machine->kernel_filename; const char *kernel_cmdline = machine->kernel_cmdline; const char *initrd_filename = machine->initrd_filename; ARMCPU *cpu; qemu_irq pic[32]; DeviceState *dev; DeviceState *i2c_dev; DeviceState *lcd_dev; DeviceState *key_dev; DeviceState *wm8750_dev; SysBusDevice *s; I2CBus *i2c; int i; unsigned long flash_size; DriveInfo *dinfo; MemoryRegion *address_space_mem = get_system_memory(); MemoryRegion *ram = g_new(MemoryRegion, 1); MemoryRegion *sram = g_new(MemoryRegion, 1); if (!cpu_model) { cpu_model = "arm926"; } cpu = cpu_arm_init(cpu_model); if (!cpu) { fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } /* For now we use a fixed - the original - RAM size */ memory_region_init_ram(ram, NULL, "musicpal.ram", MP_RAM_DEFAULT_SIZE, &error_abort); vmstate_register_ram_global(ram); memory_region_add_subregion(address_space_mem, 0, ram); memory_region_init_ram(sram, NULL, "musicpal.sram", MP_SRAM_SIZE, &error_abort); vmstate_register_ram_global(sram); memory_region_add_subregion(address_space_mem, MP_SRAM_BASE, sram); dev = sysbus_create_simple(TYPE_MV88W8618_PIC, MP_PIC_BASE, qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ)); for (i = 0; i < 32; i++) { pic[i] = qdev_get_gpio_in(dev, i); } sysbus_create_varargs(TYPE_MV88W8618_PIT, MP_PIT_BASE, pic[MP_TIMER1_IRQ], pic[MP_TIMER2_IRQ], pic[MP_TIMER3_IRQ], pic[MP_TIMER4_IRQ], NULL); if (serial_hds[0]) { serial_mm_init(address_space_mem, MP_UART1_BASE, 2, pic[MP_UART1_IRQ], 1825000, serial_hds[0], DEVICE_NATIVE_ENDIAN); } if (serial_hds[1]) { serial_mm_init(address_space_mem, MP_UART2_BASE, 2, pic[MP_UART2_IRQ], 1825000, serial_hds[1], DEVICE_NATIVE_ENDIAN); } /* Register flash */ dinfo = drive_get(IF_PFLASH, 0, 0); if (dinfo) { BlockDriverState *bs = blk_bs(blk_by_legacy_dinfo(dinfo)); flash_size = bdrv_getlength(bs); 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. */ #ifdef TARGET_WORDS_BIGENDIAN pflash_cfi02_register(0x100000000ULL-MP_FLASH_SIZE_MAX, NULL, "musicpal.flash", flash_size, bs, 0x10000, (flash_size + 0xffff) >> 16, MP_FLASH_SIZE_MAX / flash_size, 2, 0x00BF, 0x236D, 0x0000, 0x0000, 0x5555, 0x2AAA, 1); #else pflash_cfi02_register(0x100000000ULL-MP_FLASH_SIZE_MAX, NULL, "musicpal.flash", flash_size, bs, 0x10000, (flash_size + 0xffff) >> 16, MP_FLASH_SIZE_MAX / flash_size, 2, 0x00BF, 0x236D, 0x0000, 0x0000, 0x5555, 0x2AAA, 0); #endif } sysbus_create_simple(TYPE_MV88W8618_FLASHCFG, MP_FLASHCFG_BASE, NULL); qemu_check_nic_model(&nd_table[0], "mv88w8618"); dev = qdev_create(NULL, TYPE_MV88W8618_ETH); qdev_set_nic_properties(dev, &nd_table[0]); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, MP_ETH_BASE); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[MP_ETH_IRQ]); sysbus_create_simple("mv88w8618_wlan", MP_WLAN_BASE, NULL); sysbus_create_simple(TYPE_MUSICPAL_MISC, MP_MISC_BASE, NULL); dev = sysbus_create_simple(TYPE_MUSICPAL_GPIO, MP_GPIO_BASE, pic[MP_GPIO_IRQ]); i2c_dev = sysbus_create_simple("gpio_i2c", -1, NULL); i2c = (I2CBus *)qdev_get_child_bus(i2c_dev, "i2c"); lcd_dev = sysbus_create_simple(TYPE_MUSICPAL_LCD, MP_LCD_BASE, NULL); key_dev = sysbus_create_simple(TYPE_MUSICPAL_KEY, -1, NULL); /* I2C read data */ qdev_connect_gpio_out(i2c_dev, 0, qdev_get_gpio_in(dev, MP_GPIO_I2C_DATA_BIT)); /* I2C data */ qdev_connect_gpio_out(dev, 3, qdev_get_gpio_in(i2c_dev, 0)); /* I2C clock */ qdev_connect_gpio_out(dev, 4, qdev_get_gpio_in(i2c_dev, 1)); for (i = 0; i < 3; i++) { qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(lcd_dev, i)); } for (i = 0; i < 4; i++) { qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 8)); } for (i = 4; i < 8; i++) { qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 15)); } wm8750_dev = i2c_create_slave(i2c, "wm8750", MP_WM_ADDR); dev = qdev_create(NULL, "mv88w8618_audio"); s = SYS_BUS_DEVICE(dev); qdev_prop_set_ptr(dev, "wm8750", wm8750_dev); qdev_init_nofail(dev); sysbus_mmio_map(s, 0, MP_AUDIO_BASE); sysbus_connect_irq(s, 0, 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(cpu, &musicpal_binfo); } | 23,939 |
0 | static int read_table(AVFormatContext *avctx, AVStream *st, int (*parse)(AVFormatContext *avctx, AVStream *st, const char *name, int size)) { int count, i; AVIOContext *pb = avctx->pb; avio_skip(pb, 4); count = avio_rb32(pb); avio_skip(pb, 4); for (i = 0; i < count; i++) { char name[17]; int size; avio_read(pb, name, 16); name[sizeof(name) - 1] = 0; size = avio_rb32(pb); if (size < 0) { av_log(avctx, AV_LOG_ERROR, "entry size %d is invalid\n", size); return AVERROR_INVALIDDATA; } if (parse(avctx, st, name, size) < 0) { avpriv_request_sample(avctx, "Variable %s", name); avio_skip(pb, size); } } return 0; } | 23,940 |
0 | int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f) { uint8_t buf[4096]; target_phys_addr_t dst_begin = dst_addr; size_t want, did; while (nbytes) { want = nbytes > sizeof(buf) ? sizeof(buf) : nbytes; did = fread(buf, 1, want, f); cpu_physical_memory_write_rom(dst_addr, buf, did); dst_addr += did; nbytes -= did; if (did != want) break; } return dst_addr - dst_begin; } | 23,941 |
1 | void avpriv_do_elbg(int *points, int dim, int numpoints, int *codebook, int numCB, int max_steps, int *closest_cb, AVLFG *rand_state) { int dist; elbg_data elbg_d; elbg_data *elbg = &elbg_d; int i, j, k, last_error, steps=0; int *dist_cb = av_malloc(numpoints*sizeof(int)); int *size_part = av_malloc(numCB*sizeof(int)); cell *list_buffer = av_malloc(numpoints*sizeof(cell)); cell *free_cells; int best_dist, best_idx = 0; elbg->error = INT_MAX; elbg->dim = dim; elbg->numCB = numCB; elbg->codebook = codebook; elbg->cells = av_malloc(numCB*sizeof(cell *)); elbg->utility = av_malloc(numCB*sizeof(int)); elbg->nearest_cb = closest_cb; elbg->points = points; elbg->utility_inc = av_malloc(numCB*sizeof(int)); elbg->scratchbuf = av_malloc(5*dim*sizeof(int)); elbg->rand_state = rand_state; do { free_cells = list_buffer; last_error = elbg->error; steps++; memset(elbg->utility, 0, numCB*sizeof(int)); memset(elbg->cells, 0, numCB*sizeof(cell *)); elbg->error = 0; /* This loop evaluate the actual Voronoi partition. It is the most costly part of the algorithm. */ for (i=0; i < numpoints; i++) { best_dist = distance_limited(elbg->points + i*elbg->dim, elbg->codebook + best_idx*elbg->dim, dim, INT_MAX); for (k=0; k < elbg->numCB; k++) { dist = distance_limited(elbg->points + i*elbg->dim, elbg->codebook + k*elbg->dim, dim, best_dist); if (dist < best_dist) { best_dist = dist; best_idx = k; } } elbg->nearest_cb[i] = best_idx; dist_cb[i] = best_dist; elbg->error += dist_cb[i]; elbg->utility[elbg->nearest_cb[i]] += dist_cb[i]; free_cells->index = i; free_cells->next = elbg->cells[elbg->nearest_cb[i]]; elbg->cells[elbg->nearest_cb[i]] = free_cells; free_cells++; } do_shiftings(elbg); memset(size_part, 0, numCB*sizeof(int)); memset(elbg->codebook, 0, elbg->numCB*dim*sizeof(int)); for (i=0; i < numpoints; i++) { size_part[elbg->nearest_cb[i]]++; for (j=0; j < elbg->dim; j++) elbg->codebook[elbg->nearest_cb[i]*elbg->dim + j] += elbg->points[i*elbg->dim + j]; } for (i=0; i < elbg->numCB; i++) vect_division(elbg->codebook + i*elbg->dim, elbg->codebook + i*elbg->dim, size_part[i], elbg->dim); } while(((last_error - elbg->error) > DELTA_ERR_MAX*elbg->error) && (steps < max_steps)); av_free(dist_cb); av_free(size_part); av_free(elbg->utility); av_free(list_buffer); av_free(elbg->cells); av_free(elbg->utility_inc); av_free(elbg->scratchbuf); } | 23,943 |
1 | void qmp_blockdev_change_medium(const char *device, const char *filename, bool has_format, const char *format, bool has_read_only, BlockdevChangeReadOnlyMode read_only, Error **errp) { BlockBackend *blk; BlockDriverState *medium_bs = NULL; int bdrv_flags, ret; QDict *options = NULL; Error *err = NULL; blk = blk_by_name(device); if (!blk) { error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, "Device '%s' not found", device); goto fail; } if (blk_bs(blk)) { blk_update_root_state(blk); } bdrv_flags = blk_get_open_flags_from_root_state(blk); if (!has_read_only) { read_only = BLOCKDEV_CHANGE_READ_ONLY_MODE_RETAIN; } switch (read_only) { case BLOCKDEV_CHANGE_READ_ONLY_MODE_RETAIN: break; case BLOCKDEV_CHANGE_READ_ONLY_MODE_READ_ONLY: bdrv_flags &= ~BDRV_O_RDWR; break; case BLOCKDEV_CHANGE_READ_ONLY_MODE_READ_WRITE: bdrv_flags |= BDRV_O_RDWR; break; default: abort(); } if (has_format) { options = qdict_new(); qdict_put(options, "driver", qstring_from_str(format)); } assert(!medium_bs); ret = bdrv_open(&medium_bs, filename, NULL, options, bdrv_flags, errp); if (ret < 0) { goto fail; } blk_apply_root_state(blk, medium_bs); bdrv_add_key(medium_bs, NULL, &err); if (err) { error_propagate(errp, err); goto fail; } qmp_blockdev_open_tray(device, false, false, &err); if (err) { error_propagate(errp, err); goto fail; } qmp_x_blockdev_remove_medium(device, &err); if (err) { error_propagate(errp, err); goto fail; } qmp_blockdev_insert_anon_medium(device, medium_bs, &err); if (err) { error_propagate(errp, err); goto fail; } qmp_blockdev_close_tray(device, errp); fail: /* If the medium has been inserted, the device has its own reference, so * ours must be relinquished; and if it has not been inserted successfully, * the reference must be relinquished anyway */ bdrv_unref(medium_bs); } | 23,944 |
1 | static void v9fs_link(void *opaque) { V9fsPDU *pdu = opaque; int32_t dfid, oldfid; V9fsFidState *dfidp, *oldfidp; V9fsString name; size_t offset = 7; int err = 0; v9fs_string_init(&name); err = pdu_unmarshal(pdu, offset, "dds", &dfid, &oldfid, &name); if (err < 0) { trace_v9fs_link(pdu->tag, pdu->id, dfid, oldfid, name.data); if (name_is_illegal(name.data)) { err = -ENOENT; dfidp = get_fid(pdu, dfid); if (dfidp == NULL) { err = -ENOENT; oldfidp = get_fid(pdu, oldfid); if (oldfidp == NULL) { err = -ENOENT; goto out; err = v9fs_co_link(pdu, oldfidp, dfidp, &name); if (!err) { err = offset; out: put_fid(pdu, dfidp); out_nofid: v9fs_string_free(&name); pdu_complete(pdu, err); | 23,945 |
1 | static PCIDevice *nic_init(PCIBus * bus, NICInfo * nd, uint32_t device) { PCIEEPRO100State *d; EEPRO100State *s; logout("\n"); d = (PCIEEPRO100State *) pci_register_device(bus, nd->model, sizeof(PCIEEPRO100State), -1, NULL, NULL); s = &d->eepro100; s->device = device; s->pci_dev = &d->dev; pci_reset(s); /* Add 64 * 2 EEPROM. i82557 and i82558 support a 64 word EEPROM, * i82559 and later support 64 or 256 word EEPROM. */ s->eeprom = eeprom93xx_new(EEPROM_SIZE); /* Handler for memory-mapped I/O */ d->eepro100.mmio_index = cpu_register_io_memory(0, pci_mmio_read, pci_mmio_write, s); pci_register_io_region(&d->dev, 0, PCI_MEM_SIZE, PCI_ADDRESS_SPACE_MEM | PCI_ADDRESS_SPACE_MEM_PREFETCH, pci_mmio_map); pci_register_io_region(&d->dev, 1, PCI_IO_SIZE, PCI_ADDRESS_SPACE_IO, pci_map); pci_register_io_region(&d->dev, 2, PCI_FLASH_SIZE, PCI_ADDRESS_SPACE_MEM, pci_mmio_map); memcpy(s->macaddr, nd->macaddr, 6); logout("macaddr: %s\n", nic_dump(&s->macaddr[0], 6)); assert(s->region[1] == 0); nic_reset(s); s->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name, nic_receive, nic_can_receive, s); qemu_format_nic_info_str(s->vc, s->macaddr); qemu_register_reset(nic_reset, s); register_savevm(s->vc->model, -1, 3, nic_save, nic_load, s); return (PCIDevice *)d; } | 23,946 |
1 | void coroutine_fn co_aio_sleep_ns(AioContext *ctx, QEMUClockType type, int64_t ns) { CoSleepCB sleep_cb = { .co = qemu_coroutine_self(), }; sleep_cb.ts = aio_timer_new(ctx, type, SCALE_NS, co_sleep_cb, &sleep_cb); timer_mod(sleep_cb.ts, qemu_clock_get_ns(type) + ns); qemu_coroutine_yield(); timer_del(sleep_cb.ts); timer_free(sleep_cb.ts); | 23,948 |
1 | void cpu_set_log(int log_flags) { loglevel = log_flags; if (loglevel && !logfile) { logfile = fopen(logfilename, log_append ? "a" : "w"); if (!logfile) { perror(logfilename); _exit(1); } #if !defined(CONFIG_SOFTMMU) /* must avoid mmap() usage of glibc by setting a buffer "by hand" */ { static char logfile_buf[4096]; setvbuf(logfile, logfile_buf, _IOLBF, sizeof(logfile_buf)); } #elif !defined(_WIN32) /* Win32 doesn't support line-buffering and requires size >= 2 */ setvbuf(logfile, NULL, _IOLBF, 0); #endif log_append = 1; } if (!loglevel && logfile) { fclose(logfile); logfile = NULL; } } | 23,950 |
1 | void helper_ocbi(CPUSH4State *env, uint32_t address) { memory_content **current = &(env->movcal_backup); while (*current) { uint32_t a = (*current)->address; if ((a & ~0x1F) == (address & ~0x1F)) { memory_content *next = (*current)->next; cpu_stl_data(env, a, (*current)->value); if (next == NULL) { env->movcal_backup_tail = current; } free (*current); *current = next; break; } } } | 23,951 |
0 | static int xmv_read_packet(AVFormatContext *s, AVPacket *pkt) { XMVDemuxContext *xmv = s->priv_data; int result; if (xmv->video.current_frame == xmv->video.frame_count) { /* No frames left in this packet, so we fetch a new one */ result = xmv_fetch_new_packet(s); if (result) return result; } if (xmv->current_stream == 0) { /* Fetch a video frame */ result = xmv_fetch_video_packet(s, pkt); } else { /* Fetch an audio frame */ result = xmv_fetch_audio_packet(s, pkt, xmv->current_stream - 1); } if (result) return result; /* Increase our counters */ if (++xmv->current_stream >= xmv->stream_count) { xmv->current_stream = 0; xmv->video.current_frame += 1; } return 0; } | 23,952 |
1 | static void render_memory_region(FlatView *view, MemoryRegion *mr, target_phys_addr_t base, AddrRange clip) { MemoryRegion *subregion; unsigned i; target_phys_addr_t offset_in_region; uint64_t remain; uint64_t now; FlatRange fr; AddrRange tmp; base += mr->addr; tmp = addrrange_make(base, mr->size); if (!addrrange_intersects(tmp, clip)) { return; } clip = addrrange_intersection(tmp, clip); if (mr->alias) { base -= mr->alias->addr; base -= mr->alias_offset; render_memory_region(view, mr->alias, base, clip); return; } /* Render subregions in priority order. */ QTAILQ_FOREACH(subregion, &mr->subregions, subregions_link) { render_memory_region(view, subregion, base, clip); } if (!mr->terminates) { return; } offset_in_region = clip.start - base; base = clip.start; remain = clip.size; /* Render the region itself into any gaps left by the current view. */ for (i = 0; i < view->nr && remain; ++i) { if (base >= addrrange_end(view->ranges[i].addr)) { continue; } if (base < view->ranges[i].addr.start) { now = MIN(remain, view->ranges[i].addr.start - base); fr.mr = mr; fr.offset_in_region = offset_in_region; fr.addr = addrrange_make(base, now); fr.dirty_log_mask = mr->dirty_log_mask; flatview_insert(view, i, &fr); ++i; base += now; offset_in_region += now; remain -= now; } if (base == view->ranges[i].addr.start) { now = MIN(remain, view->ranges[i].addr.size); base += now; offset_in_region += now; remain -= now; } } if (remain) { fr.mr = mr; fr.offset_in_region = offset_in_region; fr.addr = addrrange_make(base, remain); fr.dirty_log_mask = mr->dirty_log_mask; flatview_insert(view, i, &fr); } } | 23,953 |
1 | void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value) { uint32_t *copy; copy = g_malloc(sizeof(value)); *copy = cpu_to_le32(value); fw_cfg_add_bytes(s, key, (uint8_t *)copy, sizeof(value)); } | 23,954 |
1 | struct omap_lcd_panel_s *omap_lcdc_init(MemoryRegion *sysmem, hwaddr base, qemu_irq irq, struct omap_dma_lcd_channel_s *dma, omap_clk clk) { struct omap_lcd_panel_s *s = (struct omap_lcd_panel_s *) g_malloc0(sizeof(struct omap_lcd_panel_s)); s->irq = irq; s->dma = dma; s->sysmem = sysmem; omap_lcdc_reset(s); memory_region_init_io(&s->iomem, NULL, &omap_lcdc_ops, s, "omap.lcdc", 0x100); memory_region_add_subregion(sysmem, base, &s->iomem); s->con = graphic_console_init(NULL, 0, &omap_ops, s); return s; } | 23,955 |
1 | static void virtio_crypto_free_request(VirtIOCryptoReq *req) { if (req) { if (req->flags == CRYPTODEV_BACKEND_ALG_SYM) { g_free(req->u.sym_op_info); } g_free(req); } } | 23,957 |
1 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, int unused, int size) { if (is_exec) helper_raise_exception(EXCP_IBE); else helper_raise_exception(EXCP_DBE); } | 23,958 |
1 | static void qemu_aio_complete(void *opaque, int ret) { struct ioreq *ioreq = opaque; if (ret != 0) { xen_be_printf(&ioreq->blkdev->xendev, 0, "%s I/O error\n", ioreq->req.operation == BLKIF_OP_READ ? "read" : "write"); ioreq->aio_errors++; } ioreq->aio_inflight--; if (ioreq->presync) { ioreq->presync = 0; ioreq_runio_qemu_aio(ioreq); return; } if (ioreq->aio_inflight > 0) { return; } if (ioreq->postsync) { ioreq->postsync = 0; ioreq->aio_inflight++; blk_aio_flush(ioreq->blkdev->blk, qemu_aio_complete, ioreq); return; } ioreq->status = ioreq->aio_errors ? BLKIF_RSP_ERROR : BLKIF_RSP_OKAY; ioreq_unmap(ioreq); ioreq_finish(ioreq); switch (ioreq->req.operation) { case BLKIF_OP_WRITE: case BLKIF_OP_FLUSH_DISKCACHE: if (!ioreq->req.nr_segments) { break; } case BLKIF_OP_READ: block_acct_done(blk_get_stats(ioreq->blkdev->blk), &ioreq->acct); break; case BLKIF_OP_DISCARD: default: break; } qemu_bh_schedule(ioreq->blkdev->bh); } | 23,959 |
1 | static void spapr_msi_setmsg(PCIDevice *pdev, hwaddr addr, bool msix, unsigned first_irq, unsigned req_num) { unsigned i; MSIMessage msg = { .address = addr, .data = first_irq }; if (!msix) { msi_set_message(pdev, msg); trace_spapr_pci_msi_setup(pdev->name, 0, msg.address); return; } for (i = 0; i < req_num; ++i, ++msg.data) { msix_set_message(pdev, i, msg); trace_spapr_pci_msi_setup(pdev->name, i, msg.address); } } | 23,960 |
1 | static void spapr_reset_htab(sPAPRMachineState *spapr) { long shift; int index; shift = kvmppc_reset_htab(spapr->htab_shift); if (shift > 0) { if (shift != spapr->htab_shift) { error_setg(&error_abort, "Requested HTAB allocation failed during reset"); } /* Tell readers to update their file descriptor */ if (spapr->htab_fd >= 0) { spapr->htab_fd_stale = true; } } else { memset(spapr->htab, 0, HTAB_SIZE(spapr)); for (index = 0; index < HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; index++) { DIRTY_HPTE(HPTE(spapr->htab, index)); } } /* Update the RMA size if necessary */ if (spapr->vrma_adjust) { spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), spapr->htab_shift); } } | 23,961 |
1 | void raise_irq_cpu_hotplug(void) { qemu_irq_raise(irq_cpu_hotplug); } | 23,962 |
1 | static void uhci_queue_free(UHCIQueue *queue) { UHCIState *s = queue->uhci; UHCIAsync *async; while (!QTAILQ_EMPTY(&queue->asyncs)) { async = QTAILQ_FIRST(&queue->asyncs); uhci_async_cancel(async); } trace_usb_uhci_queue_del(queue->token); QTAILQ_REMOVE(&s->queues, queue, next); g_free(queue); } | 23,963 |
0 | static void sbr_mapping(AACContext *ac, SpectralBandReplication *sbr, SBRData *ch_data, int e_a[2]) { int e, i, m; memset(ch_data->s_indexmapped[1], 0, 7*sizeof(ch_data->s_indexmapped[1])); for (e = 0; e < ch_data->bs_num_env; e++) { const unsigned int ilim = sbr->n[ch_data->bs_freq_res[e + 1]]; uint16_t *table = ch_data->bs_freq_res[e + 1] ? sbr->f_tablehigh : sbr->f_tablelow; int k; for (i = 0; i < ilim; i++) for (m = table[i]; m < table[i + 1]; m++) sbr->e_origmapped[e][m - sbr->kx[1]] = ch_data->env_facs[e+1][i]; // ch_data->bs_num_noise > 1 => 2 noise floors k = (ch_data->bs_num_noise > 1) && (ch_data->t_env[e] >= ch_data->t_q[1]); for (i = 0; i < sbr->n_q; i++) for (m = sbr->f_tablenoise[i]; m < sbr->f_tablenoise[i + 1]; m++) sbr->q_mapped[e][m - sbr->kx[1]] = ch_data->noise_facs[k+1][i]; for (i = 0; i < sbr->n[1]; i++) { if (ch_data->bs_add_harmonic_flag) { const unsigned int m_midpoint = (sbr->f_tablehigh[i] + sbr->f_tablehigh[i + 1]) >> 1; ch_data->s_indexmapped[e + 1][m_midpoint - sbr->kx[1]] = ch_data->bs_add_harmonic[i] * (e >= e_a[1] || (ch_data->s_indexmapped[0][m_midpoint - sbr->kx[1]] == 1)); } } for (i = 0; i < ilim; i++) { int additional_sinusoid_present = 0; for (m = table[i]; m < table[i + 1]; m++) { if (ch_data->s_indexmapped[e + 1][m - sbr->kx[1]]) { additional_sinusoid_present = 1; break; } } memset(&sbr->s_mapped[e][table[i] - sbr->kx[1]], additional_sinusoid_present, (table[i + 1] - table[i]) * sizeof(sbr->s_mapped[e][0])); } } memcpy(ch_data->s_indexmapped[0], ch_data->s_indexmapped[ch_data->bs_num_env], sizeof(ch_data->s_indexmapped[0])); } | 23,964 |
1 | static void draw_mandelbrot(AVFilterContext *ctx, uint32_t *color, int linesize, int64_t pts) { MBContext *mb = ctx->priv; int x,y,i, in_cidx=0, next_cidx=0, tmp_cidx; double scale= mb->start_scale*pow(mb->end_scale/mb->start_scale, pts/mb->end_pts); int use_zyklus=0; fill_from_cache(ctx, NULL, &in_cidx, NULL, mb->start_y+scale*(-mb->h/2-0.5), scale); tmp_cidx= in_cidx; memset(color, 0, sizeof(*color)*mb->w); for(y=0; y<mb->h; y++){ int y1= y+1; const double ci=mb->start_y+scale*(y-mb->h/2); fill_from_cache(ctx, NULL, &in_cidx, &next_cidx, ci, scale); if(y1<mb->h){ memset(color+linesize*y1, 0, sizeof(*color)*mb->w); fill_from_cache(ctx, color+linesize*y1, &tmp_cidx, NULL, ci + 3*scale/2, scale); } for(x=0; x<mb->w; x++){ float epsilon; const double cr=mb->start_x+scale*(x-mb->w/2); double zr=cr; double zi=ci; uint32_t c=0; double dv= mb->dither / (double)(1LL<<32); mb->dither= mb->dither*1664525+1013904223; if(color[x + y*linesize] & 0xFF000000) continue; if(interpol(mb, color, x, y, linesize)){ if(next_cidx < mb->cache_allocated){ mb->next_cache[next_cidx ].p[0]= cr; mb->next_cache[next_cidx ].p[1]= ci; mb->next_cache[next_cidx++].val = color[x + y*linesize]; } continue; } use_zyklus= (x==0 || mb->inner!=BLACK ||color[x-1 + y*linesize] == 0xFF000000); if(use_zyklus) epsilon= scale*1*sqrt(SQR(x-mb->w/2) + SQR(y-mb->h/2))/mb->w; #define Z_Z2_C(outr,outi,inr,ini)\ outr= inr*inr - ini*ini + cr;\ outi= 2*inr*ini + ci; #define Z_Z2_C_ZYKLUS(outr,outi,inr,ini, Z)\ Z_Z2_C(outr,outi,inr,ini)\ if(use_zyklus){\ if(Z && fabs(mb->zyklus[i>>1][0]-outr)+fabs(mb->zyklus[i>>1][1]-outi) <= epsilon)\ break;\ }\ mb->zyklus[i][0]= outr;\ mb->zyklus[i][1]= outi;\ for(i=0; i<mb->maxiter-8; i++){ double t; Z_Z2_C_ZYKLUS(t, zi, zr, zi, 0) i++; Z_Z2_C_ZYKLUS(zr, zi, t, zi, 1) i++; Z_Z2_C_ZYKLUS(t, zi, zr, zi, 0) i++; Z_Z2_C_ZYKLUS(zr, zi, t, zi, 1) i++; Z_Z2_C_ZYKLUS(t, zi, zr, zi, 0) i++; Z_Z2_C_ZYKLUS(zr, zi, t, zi, 1) i++; Z_Z2_C_ZYKLUS(t, zi, zr, zi, 0) i++; Z_Z2_C_ZYKLUS(zr, zi, t, zi, 1) if(zr*zr + zi*zi > mb->bailout){ i-= FFMIN(7, i); for(; i<mb->maxiter; i++){ zr= mb->zyklus[i][0]; zi= mb->zyklus[i][1]; if(zr*zr + zi*zi > mb->bailout){ switch(mb->outer){ case ITERATION_COUNT: zr = i; break; case NORMALIZED_ITERATION_COUNT: zr= i + log2(log(mb->bailout) / log(zr*zr + zi*zi)); break; } c= lrintf((sin(zr)+1)*127) + lrintf((sin(zr/1.234)+1)*127)*256*256 + lrintf((sin(zr/100)+1)*127)*256; break; } } break; } } if(!c){ if(mb->inner==PERIOD){ int j; for(j=i-1; j; j--) if(SQR(mb->zyklus[j][0]-zr) + SQR(mb->zyklus[j][1]-zi) < epsilon*epsilon*10) break; if(j){ c= i-j; c= ((c<<5)&0xE0) + ((c<<16)&0xE000) + ((c<<27)&0xE00000); } }else if(mb->inner==CONVTIME){ c= floor(i*255.0/mb->maxiter+dv)*0x010101; } else if(mb->inner==MINCOL){ int j; double closest=9999; int closest_index=0; for(j=i-1; j>=0; j--) if(SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]) < closest){ closest= SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]); closest_index= j; } closest = sqrt(closest); c= lrintf((mb->zyklus[closest_index][0]/closest+1)*127+dv) + lrintf((mb->zyklus[closest_index][1]/closest+1)*127+dv)*256; } } c |= 0xFF000000; color[x + y*linesize]= c; if(next_cidx < mb->cache_allocated){ mb->next_cache[next_cidx ].p[0]= cr; mb->next_cache[next_cidx ].p[1]= ci; mb->next_cache[next_cidx++].val = c; } } fill_from_cache(ctx, NULL, &in_cidx, &next_cidx, ci + scale/2, scale); } FFSWAP(void*, mb->next_cache, mb->point_cache); mb->cache_used = next_cidx; if(mb->cache_used == mb->cache_allocated) av_log(0, AV_LOG_INFO, "Mandelbrot cache is too small!\n"); } | 23,966 |
1 | static int rm_assemble_video_frame(AVFormatContext *s, AVIOContext *pb, RMDemuxContext *rm, RMStream *vst, AVPacket *pkt, int len, int *pseq, int64_t *timestamp) { int hdr, seq, pic_num, len2, pos; int type; hdr = avio_r8(pb); len--; type = hdr >> 6; if(type != 3){ // not frame as a part of packet seq = avio_r8(pb); len--; } if(type != 1){ // not whole frame len2 = get_num(pb, &len); pos = get_num(pb, &len); pic_num = avio_r8(pb); len--; } if(len<0) return -1; rm->remaining_len = len; if(type&1){ // frame, not slice if(type == 3){ // frame as a part of packet len= len2; *timestamp = pos; } if(rm->remaining_len < len) return -1; rm->remaining_len -= len; if(av_new_packet(pkt, len + 9) < 0) return AVERROR(EIO); pkt->data[0] = 0; AV_WL32(pkt->data + 1, 1); AV_WL32(pkt->data + 5, 0); avio_read(pb, pkt->data + 9, len); return 0; } //now we have to deal with single slice *pseq = seq; if((seq & 0x7F) == 1 || vst->curpic_num != pic_num){ vst->slices = ((hdr & 0x3F) << 1) + 1; vst->videobufsize = len2 + 8*vst->slices + 1; av_free_packet(&vst->pkt); //FIXME this should be output. if(av_new_packet(&vst->pkt, vst->videobufsize) < 0) return AVERROR(ENOMEM); vst->videobufpos = 8*vst->slices + 1; vst->cur_slice = 0; vst->curpic_num = pic_num; vst->pktpos = avio_tell(pb); } if(type == 2) len = FFMIN(len, pos); if(++vst->cur_slice > vst->slices) return 1; AV_WL32(vst->pkt.data - 7 + 8*vst->cur_slice, 1); AV_WL32(vst->pkt.data - 3 + 8*vst->cur_slice, vst->videobufpos - 8*vst->slices - 1); if(vst->videobufpos + len > vst->videobufsize) return 1; if (avio_read(pb, vst->pkt.data + vst->videobufpos, len) != len) return AVERROR(EIO); vst->videobufpos += len; rm->remaining_len-= len; if (type == 2 || vst->videobufpos == vst->videobufsize) { vst->pkt.data[0] = vst->cur_slice-1; *pkt= vst->pkt; vst->pkt.data= NULL; vst->pkt.size= 0; if(vst->slices != vst->cur_slice) //FIXME find out how to set slices correct from the begin memmove(pkt->data + 1 + 8*vst->cur_slice, pkt->data + 1 + 8*vst->slices, vst->videobufpos - 1 - 8*vst->slices); pkt->size = vst->videobufpos + 8*(vst->cur_slice - vst->slices); pkt->pts = AV_NOPTS_VALUE; pkt->pos = vst->pktpos; vst->slices = 0; return 0; } return 1; } | 23,967 |
1 | aio_write_f(int argc, char **argv) { int nr_iov, c; int pattern = 0xcd; struct aio_ctx *ctx = calloc(1, sizeof(struct aio_ctx)); BlockDriverAIOCB *acb; while ((c = getopt(argc, argv, "CqP:")) != EOF) { switch (c) { case 'C': ctx->Cflag = 1; break; case 'q': ctx->qflag = 1; break; case 'P': pattern = atoi(optarg); break; default: return command_usage(&aio_write_cmd); } } if (optind > argc - 2) return command_usage(&aio_write_cmd); ctx->offset = cvtnum(argv[optind]); if (ctx->offset < 0) { printf("non-numeric length argument -- %s\n", argv[optind]); return 0; } optind++; if (ctx->offset & 0x1ff) { printf("offset %lld is not sector aligned\n", (long long)ctx->offset); return 0; } nr_iov = argc - optind; ctx->buf = create_iovec(&ctx->qiov, &argv[optind], nr_iov, pattern); gettimeofday(&ctx->t1, NULL); acb = bdrv_aio_writev(bs, ctx->offset >> 9, &ctx->qiov, ctx->qiov.size >> 9, aio_write_done, ctx); if (!acb) return -EIO; return 0; } | 23,968 |
1 | static void debugcon_ioport_write(void *opaque, hwaddr addr, uint64_t val, unsigned width) { DebugconState *s = opaque; unsigned char ch = val; #ifdef DEBUG_DEBUGCON printf(" [debugcon: write addr=0x%04" HWADDR_PRIx " val=0x%02" PRIx64 "]\n", addr, val); #endif qemu_chr_fe_write(s->chr, &ch, 1); } | 23,969 |
1 | static void nal_send(AVFormatContext *s1, const uint8_t *buf, int size, int last) { RTPMuxContext *s = s1->priv_data; av_log(s1, AV_LOG_DEBUG, "Sending NAL %x of len %d M=%d\n", buf[0] & 0x1F, size, last); if (size <= s->max_payload_size) { int buffered_size = s->buf_ptr - s->buf; // Flush buffered NAL units if the current unit doesn't fit if (buffered_size + 2 + size > s->max_payload_size) { flush_buffered(s1, 0); buffered_size = 0; } // If we aren't using mode 0, and the NAL unit fits including the // framing (2 bytes length, plus 1 byte for the STAP-A marker), // write the unit to the buffer as a STAP-A packet, otherwise flush // and send as single NAL. if (buffered_size + 3 + size <= s->max_payload_size && !(s->flags & FF_RTP_FLAG_H264_MODE0)) { if (buffered_size == 0) *s->buf_ptr++ = 24; AV_WB16(s->buf_ptr, size); s->buf_ptr += 2; memcpy(s->buf_ptr, buf, size); s->buf_ptr += size; s->buffered_nals++; } else { flush_buffered(s1, 0); ff_rtp_send_data(s1, buf, size, last); } } else { uint8_t type = buf[0] & 0x1F; uint8_t nri = buf[0] & 0x60; flush_buffered(s1, 0); if (s->flags & FF_RTP_FLAG_H264_MODE0) { av_log(s1, AV_LOG_ERROR, "NAL size %d > %d, try -slice-max-size %d\n", size, s->max_payload_size, s->max_payload_size); return; } av_log(s1, AV_LOG_DEBUG, "NAL size %d > %d\n", size, s->max_payload_size); s->buf[0] = 28; /* FU Indicator; Type = 28 ---> FU-A */ s->buf[0] |= nri; s->buf[1] = type; s->buf[1] |= 1 << 7; buf += 1; size -= 1; while (size + 2 > s->max_payload_size) { memcpy(&s->buf[2], buf, s->max_payload_size - 2); ff_rtp_send_data(s1, s->buf, s->max_payload_size, 0); buf += s->max_payload_size - 2; size -= s->max_payload_size - 2; s->buf[1] &= ~(1 << 7); } s->buf[1] |= 1 << 6; memcpy(&s->buf[2], buf, size); ff_rtp_send_data(s1, s->buf, size + 2, last); } } | 23,970 |
1 | static av_always_inline int vmnc_get_pixel(const uint8_t *buf, int bpp, int be) { switch (bpp * 2 + be) { case 2: case 3: return *buf; case 4: return AV_RL16(buf); case 5: return AV_RB16(buf); case 8: return AV_RL32(buf); case 9: return AV_RB32(buf); default: return 0; } } | 23,971 |
1 | static void test_wait_event_notifier(void) { EventNotifierTestData data = { .n = 0, .active = 1 }; event_notifier_init(&data.e, false); aio_set_event_notifier(ctx, &data.e, event_ready_cb, event_active_cb); g_assert(aio_poll(ctx, false)); g_assert_cmpint(data.n, ==, 0); g_assert_cmpint(data.active, ==, 1); event_notifier_set(&data.e); g_assert(aio_poll(ctx, false)); g_assert_cmpint(data.n, ==, 1); g_assert_cmpint(data.active, ==, 0); g_assert(!aio_poll(ctx, false)); g_assert_cmpint(data.n, ==, 1); g_assert_cmpint(data.active, ==, 0); aio_set_event_notifier(ctx, &data.e, NULL, NULL); g_assert(!aio_poll(ctx, false)); g_assert_cmpint(data.n, ==, 1); event_notifier_cleanup(&data.e); } | 23,972 |
1 | target_ulong helper_rdhwr_synci_step(CPUMIPSState *env) { check_hwrena(env, 1); return env->SYNCI_Step; } | 23,973 |
1 | static int get_moov_size(AVFormatContext *s) { int ret; AVIOContext *moov_buf; MOVMuxContext *mov = s->priv_data; if ((ret = ffio_open_null_buf(&moov_buf)) < 0) return ret; mov_write_moov_tag(moov_buf, mov, s); return ffio_close_null_buf(moov_buf); } | 23,974 |
1 | static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir, int avg) { MpegEncContext *s = &v->s; uint8_t *srcY; int dxy, mx, my, src_x, src_y; int off; int fieldmv = (v->fcm == ILACE_FRAME) ? v->blk_mv_type[s->block_index[n]] : 0; int v_edge_pos = s->v_edge_pos >> v->field_mode; uint8_t (*luty)[256]; int use_ic; if ((!v->field_mode || (v->ref_field_type[dir] == 1 && v->cur_field_type == 1)) && !v->s.last_picture.f.data[0]) return; mx = s->mv[dir][n][0]; my = s->mv[dir][n][1]; if (!dir) { if (v->field_mode && (v->cur_field_type != v->ref_field_type[dir]) && v->second_field) { srcY = s->current_picture.f.data[0]; luty = v->curr_luty; use_ic = v->curr_use_ic; } else { srcY = s->last_picture.f.data[0]; luty = v->last_luty; use_ic = v->last_use_ic; } } else { srcY = s->next_picture.f.data[0]; luty = v->next_luty; use_ic = v->next_use_ic; } if (!srcY) { av_log(v->s.avctx, AV_LOG_ERROR, "Referenced frame missing.\n"); return; } if (v->field_mode) { if (v->cur_field_type != v->ref_field_type[dir]) my = my - 2 + 4 * v->cur_field_type; } if (s->pict_type == AV_PICTURE_TYPE_P && n == 3 && v->field_mode) { int same_count = 0, opp_count = 0, k; int chosen_mv[2][4][2], f; int tx, ty; for (k = 0; k < 4; k++) { f = v->mv_f[0][s->block_index[k] + v->blocks_off]; chosen_mv[f][f ? opp_count : same_count][0] = s->mv[0][k][0]; chosen_mv[f][f ? opp_count : same_count][1] = s->mv[0][k][1]; opp_count += f; same_count += 1 - f; } f = opp_count > same_count; switch (f ? opp_count : same_count) { case 4: tx = median4(chosen_mv[f][0][0], chosen_mv[f][1][0], chosen_mv[f][2][0], chosen_mv[f][3][0]); ty = median4(chosen_mv[f][0][1], chosen_mv[f][1][1], chosen_mv[f][2][1], chosen_mv[f][3][1]); break; case 3: tx = mid_pred(chosen_mv[f][0][0], chosen_mv[f][1][0], chosen_mv[f][2][0]); ty = mid_pred(chosen_mv[f][0][1], chosen_mv[f][1][1], chosen_mv[f][2][1]); break; case 2: tx = (chosen_mv[f][0][0] + chosen_mv[f][1][0]) / 2; ty = (chosen_mv[f][0][1] + chosen_mv[f][1][1]) / 2; break; } s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = tx; s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = ty; for (k = 0; k < 4; k++) v->mv_f[1][s->block_index[k] + v->blocks_off] = f; } if (v->fcm == ILACE_FRAME) { // not sure if needed for other types of picture int qx, qy; int width = s->avctx->coded_width; int height = s->avctx->coded_height >> 1; if (s->pict_type == AV_PICTURE_TYPE_P) { s->current_picture.motion_val[1][s->block_index[n] + v->blocks_off][0] = mx; s->current_picture.motion_val[1][s->block_index[n] + v->blocks_off][1] = my; } qx = (s->mb_x * 16) + (mx >> 2); qy = (s->mb_y * 8) + (my >> 3); if (qx < -17) mx -= 4 * (qx + 17); else if (qx > width) mx -= 4 * (qx - width); if (qy < -18) my -= 8 * (qy + 18); else if (qy > height + 1) my -= 8 * (qy - height - 1); } if ((v->fcm == ILACE_FRAME) && fieldmv) off = ((n > 1) ? s->linesize : 0) + (n & 1) * 8; else off = s->linesize * 4 * (n & 2) + (n & 1) * 8; src_x = s->mb_x * 16 + (n & 1) * 8 + (mx >> 2); if (!fieldmv) src_y = s->mb_y * 16 + (n & 2) * 4 + (my >> 2); else src_y = s->mb_y * 16 + ((n > 1) ? 1 : 0) + (my >> 2); if (v->profile != PROFILE_ADVANCED) { src_x = av_clip(src_x, -16, s->mb_width * 16); src_y = av_clip(src_y, -16, s->mb_height * 16); } else { src_x = av_clip(src_x, -17, s->avctx->coded_width); if (v->fcm == ILACE_FRAME) { if (src_y & 1) src_y = av_clip(src_y, -17, s->avctx->coded_height + 1); else src_y = av_clip(src_y, -18, s->avctx->coded_height); } else { src_y = av_clip(src_y, -18, s->avctx->coded_height + 1); } } srcY += src_y * s->linesize + src_x; if (v->field_mode && v->ref_field_type[dir]) srcY += s->current_picture_ptr->f.linesize[0]; if (fieldmv && !(src_y & 1)) v_edge_pos--; if (fieldmv && (src_y & 1) && src_y < 4) src_y--; if (v->rangeredfrm || use_ic || s->h_edge_pos < 13 || v_edge_pos < 23 || (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx & 3) - 8 - s->mspel * 2 || (unsigned)(src_y - (s->mspel << fieldmv)) > v_edge_pos - (my & 3) - ((8 + s->mspel * 2) << fieldmv)) { srcY -= s->mspel * (1 + (s->linesize << fieldmv)); /* check emulate edge stride and offset */ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, s->linesize, s->linesize, 9 + s->mspel * 2, (9 + s->mspel * 2) << fieldmv, src_x - s->mspel, src_y - (s->mspel << fieldmv), s->h_edge_pos, v_edge_pos); srcY = s->edge_emu_buffer; /* if we deal with range reduction we need to scale source blocks */ if (v->rangeredfrm) { int i, j; uint8_t *src; src = srcY; for (j = 0; j < 9 + s->mspel * 2; j++) { for (i = 0; i < 9 + s->mspel * 2; i++) src[i] = ((src[i] - 128) >> 1) + 128; src += s->linesize << fieldmv; } } /* if we deal with intensity compensation we need to scale source blocks */ if (use_ic) { int i, j; uint8_t *src; src = srcY; for (j = 0; j < 9 + s->mspel * 2; j++) { int f = v->field_mode ? v->ref_field_type[dir] : (((j<<fieldmv)+src_y - (s->mspel << fieldmv)) & 1); for (i = 0; i < 9 + s->mspel * 2; i++) src[i] = luty[f][src[i]]; src += s->linesize << fieldmv; } } srcY += s->mspel * (1 + (s->linesize << fieldmv)); } if (s->mspel) { dxy = ((my & 3) << 2) | (mx & 3); if (avg) v->vc1dsp.avg_vc1_mspel_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize << fieldmv, v->rnd); else v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize << fieldmv, v->rnd); } else { // hpel mc - always used for luma dxy = (my & 2) | ((mx & 2) >> 1); if (!v->rnd) s->hdsp.put_pixels_tab[1][dxy](s->dest[0] + off, srcY, s->linesize, 8); else s->hdsp.put_no_rnd_pixels_tab[1][dxy](s->dest[0] + off, srcY, s->linesize, 8); } } | 23,975 |
1 | static int recover(WtvContext *wtv, uint64_t broken_pos) { AVIOContext *pb = wtv->pb; int i; for (i = 0; i < wtv->nb_index_entries; i++) { if (wtv->index_entries[i].pos > broken_pos) { int ret = avio_seek(pb, wtv->index_entries[i].pos, SEEK_SET); if (ret < 0) return ret; wtv->pts = wtv->index_entries[i].timestamp; return 0; } } return AVERROR(EIO); } | 23,976 |
1 | static always_inline void mpeg_motion_lowres(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, int field_based, int bottom_field, int field_select, uint8_t **ref_picture, h264_chroma_mc_func *pix_op, int motion_x, int motion_y, int h) { uint8_t *ptr_y, *ptr_cb, *ptr_cr; int mx, my, src_x, src_y, uvsrc_x, uvsrc_y, uvlinesize, linesize, sx, sy, uvsx, uvsy; const int lowres= s->avctx->lowres; const int block_s= 8>>lowres; const int s_mask= (2<<lowres)-1; const int h_edge_pos = s->h_edge_pos >> lowres; const int v_edge_pos = s->v_edge_pos >> lowres; linesize = s->current_picture.linesize[0] << field_based; uvlinesize = s->current_picture.linesize[1] << field_based; if(s->quarter_sample){ //FIXME obviously not perfect but qpel wont work in lowres anyway motion_x/=2; motion_y/=2; } if(field_based){ motion_y += (bottom_field - field_select)*((1<<lowres)-1); } sx= motion_x & s_mask; sy= motion_y & s_mask; src_x = s->mb_x*2*block_s + (motion_x >> (lowres+1)); src_y =(s->mb_y*2*block_s>>field_based) + (motion_y >> (lowres+1)); if (s->out_format == FMT_H263) { uvsx = ((motion_x>>1) & s_mask) | (sx&1); uvsy = ((motion_y>>1) & s_mask) | (sy&1); uvsrc_x = src_x>>1; uvsrc_y = src_y>>1; }else if(s->out_format == FMT_H261){//even chroma mv's are full pel in H261 mx = motion_x / 4; my = motion_y / 4; uvsx = (2*mx) & s_mask; uvsy = (2*my) & s_mask; uvsrc_x = s->mb_x*block_s + (mx >> lowres); uvsrc_y = s->mb_y*block_s + (my >> lowres); } else { mx = motion_x / 2; my = motion_y / 2; uvsx = mx & s_mask; uvsy = my & s_mask; uvsrc_x = s->mb_x*block_s + (mx >> (lowres+1)); uvsrc_y =(s->mb_y*block_s>>field_based) + (my >> (lowres+1)); } ptr_y = ref_picture[0] + src_y * linesize + src_x; ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x; ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x; if( (unsigned)src_x > h_edge_pos - (!!sx) - 2*block_s || (unsigned)src_y >(v_edge_pos >> field_based) - (!!sy) - h){ ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based, src_x, src_y<<field_based, h_edge_pos, v_edge_pos); ptr_y = s->edge_emu_buffer; if(!(s->flags&CODEC_FLAG_GRAY)){ uint8_t *uvbuf= s->edge_emu_buffer+18*s->linesize; ff_emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based, uvsrc_x, uvsrc_y<<field_based, h_edge_pos>>1, v_edge_pos>>1); ff_emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based, uvsrc_x, uvsrc_y<<field_based, h_edge_pos>>1, v_edge_pos>>1); ptr_cb= uvbuf; ptr_cr= uvbuf+16; } } if(bottom_field){ //FIXME use this for field pix too instead of the obnoxious hack which changes picture.data dest_y += s->linesize; dest_cb+= s->uvlinesize; dest_cr+= s->uvlinesize; } if(field_select){ ptr_y += s->linesize; ptr_cb+= s->uvlinesize; ptr_cr+= s->uvlinesize; } sx <<= 2 - lowres; sy <<= 2 - lowres; pix_op[lowres-1](dest_y, ptr_y, linesize, h, sx, sy); if(!(s->flags&CODEC_FLAG_GRAY)){ uvsx <<= 2 - lowres; uvsy <<= 2 - lowres; pix_op[lowres](dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift, uvsx, uvsy); pix_op[lowres](dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift, uvsx, uvsy); } } | 23,977 |
1 | static void qxl_reset_state(PCIQXLDevice *d) { QXLRam *ram = d->ram; QXLRom *rom = d->rom; assert(SPICE_RING_IS_EMPTY(&ram->cmd_ring)); assert(SPICE_RING_IS_EMPTY(&ram->cursor_ring)); d->shadow_rom.update_id = cpu_to_le32(0); *rom = d->shadow_rom; qxl_rom_set_dirty(d); init_qxl_ram(d); d->num_free_res = 0; d->last_release = NULL; memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty)); } | 23,978 |
1 | static const uint8_t *decode_nal(H264Context *h, const uint8_t *src, int *dst_length, int *consumed, int length){ int i, si, di; uint8_t *dst; int bufidx; // src[0]&0x80; //forbidden bit h->nal_ref_idc= src[0]>>5; h->nal_unit_type= src[0]&0x1F; src++; length--; #if 0 for(i=0; i<length; i++) printf("%2X ", src[i]); #endif for(i=0; i+1<length; i+=2){ if(src[i]) continue; if(i>0 && src[i-1]==0) i--; if(i+2<length && src[i+1]==0 && src[i+2]<=3){ if(src[i+2]!=3){ /* startcode, so we must be past the end */ length=i; } break; } } if(i>=length-1){ //no escaped 0 *dst_length= length; *consumed= length+1; //+1 for the header return src; } bufidx = h->nal_unit_type == NAL_DPC ? 1 : 0; // use second escape buffer for inter data h->rbsp_buffer[bufidx]= av_fast_realloc(h->rbsp_buffer[bufidx], &h->rbsp_buffer_size[bufidx], length); dst= h->rbsp_buffer[bufidx]; if (dst == NULL){ return NULL; } //printf("decoding esc\n"); si=di=0; while(si<length){ //remove escapes (very rare 1:2^22) if(si+2<length && src[si]==0 && src[si+1]==0 && src[si+2]<=3){ if(src[si+2]==3){ //escape dst[di++]= 0; dst[di++]= 0; si+=3; continue; }else //next start code break; } dst[di++]= src[si++]; } *dst_length= di; *consumed= si + 1;//+1 for the header //FIXME store exact number of bits in the getbitcontext (it is needed for decoding) return dst; } | 23,979 |
1 | static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; target_ulong msr, new_msr, vector; int srr0, srr1, asrr0, asrr1; int lpes0, lpes1, lev, ail; if (0) { /* XXX: find a suitable condition to enable the hypervisor mode */ lpes0 = (env->spr[SPR_LPCR] >> 1) & 1; lpes1 = (env->spr[SPR_LPCR] >> 2) & 1; } else { /* Those values ensure we won't enter the hypervisor mode */ lpes0 = 0; lpes1 = 1; } qemu_log_mask(CPU_LOG_INT, "Raise exception at " TARGET_FMT_lx " => %08x (%02x)\n", env->nip, excp, env->error_code); /* new srr1 value excluding must-be-zero bits */ if (excp_model == POWERPC_EXCP_BOOKE) { msr = env->msr; } else { msr = env->msr & ~0x783f0000ULL; } /* new interrupt handler msr */ new_msr = env->msr & ((target_ulong)1 << MSR_ME); /* target registers */ srr0 = SPR_SRR0; srr1 = SPR_SRR1; asrr0 = -1; asrr1 = -1; /* Exception targetting modifiers * * AIL is initialized here but can be cleared by * selected exceptions */ #if defined(TARGET_PPC64) if (excp_model == POWERPC_EXCP_POWER7 || excp_model == POWERPC_EXCP_POWER8) { if (excp_model == POWERPC_EXCP_POWER8) { ail = (env->spr[SPR_LPCR] & LPCR_AIL) >> LPCR_AIL_SHIFT; } else { ail = 0; } } else #endif /* defined(TARGET_PPC64) */ { ail = 0; } switch (excp) { case POWERPC_EXCP_NONE: /* Should never happen */ return; case POWERPC_EXCP_CRITICAL: /* Critical input */ switch (excp_model) { case POWERPC_EXCP_40x: srr0 = SPR_40x_SRR2; srr1 = SPR_40x_SRR3; break; case POWERPC_EXCP_BOOKE: srr0 = SPR_BOOKE_CSRR0; srr1 = SPR_BOOKE_CSRR1; break; case POWERPC_EXCP_G2: break; default: goto excp_invalid; } goto store_next; case POWERPC_EXCP_MCHECK: /* Machine check exception */ if (msr_me == 0) { /* Machine check exception is not enabled. * Enter checkstop state. */ fprintf(stderr, "Machine check while not allowed. " "Entering checkstop state\n"); if (qemu_log_separate()) { qemu_log("Machine check while not allowed. " "Entering checkstop state\n"); } cs->halted = 1; cs->interrupt_request |= CPU_INTERRUPT_EXITTB; } if (0) { /* XXX: find a suitable condition to enable the hypervisor mode */ new_msr |= (target_ulong)MSR_HVB; } ail = 0; /* machine check exceptions don't have ME set */ new_msr &= ~((target_ulong)1 << MSR_ME); /* XXX: should also have something loaded in DAR / DSISR */ switch (excp_model) { case POWERPC_EXCP_40x: srr0 = SPR_40x_SRR2; srr1 = SPR_40x_SRR3; break; case POWERPC_EXCP_BOOKE: /* FIXME: choose one or the other based on CPU type */ srr0 = SPR_BOOKE_MCSRR0; srr1 = SPR_BOOKE_MCSRR1; asrr0 = SPR_BOOKE_CSRR0; asrr1 = SPR_BOOKE_CSRR1; break; default: break; } goto store_next; case POWERPC_EXCP_DSI: /* Data storage exception */ LOG_EXCP("DSI exception: DSISR=" TARGET_FMT_lx" DAR=" TARGET_FMT_lx "\n", env->spr[SPR_DSISR], env->spr[SPR_DAR]); if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_next; case POWERPC_EXCP_ISI: /* Instruction storage exception */ LOG_EXCP("ISI exception: msr=" TARGET_FMT_lx ", nip=" TARGET_FMT_lx "\n", msr, env->nip); if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } msr |= env->error_code; goto store_next; case POWERPC_EXCP_EXTERNAL: /* External input */ cs = CPU(cpu); if (lpes0 == 1) { new_msr |= (target_ulong)MSR_HVB; } if (env->mpic_proxy) { /* IACK the IRQ on delivery */ env->spr[SPR_BOOKE_EPR] = ldl_phys(cs->as, env->mpic_iack); } goto store_next; case POWERPC_EXCP_ALIGN: /* Alignment exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } /* XXX: this is false */ /* Get rS/rD and rA from faulting opcode */ env->spr[SPR_DSISR] |= (cpu_ldl_code(env, (env->nip - 4)) & 0x03FF0000) >> 16; goto store_next; case POWERPC_EXCP_PROGRAM: /* Program exception */ switch (env->error_code & ~0xF) { case POWERPC_EXCP_FP: if ((msr_fe0 == 0 && msr_fe1 == 0) || msr_fp == 0) { LOG_EXCP("Ignore floating point exception\n"); cs->exception_index = POWERPC_EXCP_NONE; env->error_code = 0; return; } if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } msr |= 0x00100000; if (msr_fe0 == msr_fe1) { goto store_next; } msr |= 0x00010000; break; case POWERPC_EXCP_INVAL: LOG_EXCP("Invalid instruction at " TARGET_FMT_lx "\n", env->nip); if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } msr |= 0x00080000; env->spr[SPR_BOOKE_ESR] = ESR_PIL; break; case POWERPC_EXCP_PRIV: if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } msr |= 0x00040000; env->spr[SPR_BOOKE_ESR] = ESR_PPR; break; case POWERPC_EXCP_TRAP: if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } msr |= 0x00020000; env->spr[SPR_BOOKE_ESR] = ESR_PTR; break; default: /* Should never occur */ cpu_abort(cs, "Invalid program exception %d. Aborting\n", env->error_code); break; } goto store_current; case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_current; case POWERPC_EXCP_SYSCALL: /* System call exception */ dump_syscall(env); lev = env->error_code; if ((lev == 1) && cpu_ppc_hypercall) { cpu_ppc_hypercall(cpu); return; } if (lev == 1 || (lpes0 == 0 && lpes1 == 0)) { new_msr |= (target_ulong)MSR_HVB; } goto store_next; case POWERPC_EXCP_APU: /* Auxiliary processor unavailable */ goto store_current; case POWERPC_EXCP_DECR: /* Decrementer exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_next; case POWERPC_EXCP_FIT: /* Fixed-interval timer interrupt */ /* FIT on 4xx */ LOG_EXCP("FIT exception\n"); goto store_next; case POWERPC_EXCP_WDT: /* Watchdog timer interrupt */ LOG_EXCP("WDT exception\n"); switch (excp_model) { case POWERPC_EXCP_BOOKE: srr0 = SPR_BOOKE_CSRR0; srr1 = SPR_BOOKE_CSRR1; break; default: break; } goto store_next; case POWERPC_EXCP_DTLB: /* Data TLB error */ goto store_next; case POWERPC_EXCP_ITLB: /* Instruction TLB error */ goto store_next; case POWERPC_EXCP_DEBUG: /* Debug interrupt */ switch (excp_model) { case POWERPC_EXCP_BOOKE: /* FIXME: choose one or the other based on CPU type */ srr0 = SPR_BOOKE_DSRR0; srr1 = SPR_BOOKE_DSRR1; asrr0 = SPR_BOOKE_CSRR0; asrr1 = SPR_BOOKE_CSRR1; break; default: break; } /* XXX: TODO */ cpu_abort(cs, "Debug exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_SPEU: /* SPE/embedded floating-point unavailable */ env->spr[SPR_BOOKE_ESR] = ESR_SPV; goto store_current; case POWERPC_EXCP_EFPDI: /* Embedded floating-point data interrupt */ /* XXX: TODO */ cpu_abort(cs, "Embedded floating point data exception " "is not implemented yet !\n"); env->spr[SPR_BOOKE_ESR] = ESR_SPV; goto store_next; case POWERPC_EXCP_EFPRI: /* Embedded floating-point round interrupt */ /* XXX: TODO */ cpu_abort(cs, "Embedded floating point round exception " "is not implemented yet !\n"); env->spr[SPR_BOOKE_ESR] = ESR_SPV; goto store_next; case POWERPC_EXCP_EPERFM: /* Embedded performance monitor interrupt */ /* XXX: TODO */ cpu_abort(cs, "Performance counter exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_DOORI: /* Embedded doorbell interrupt */ goto store_next; case POWERPC_EXCP_DOORCI: /* Embedded doorbell critical interrupt */ srr0 = SPR_BOOKE_CSRR0; srr1 = SPR_BOOKE_CSRR1; goto store_next; case POWERPC_EXCP_RESET: /* System reset exception */ if (msr_pow) { /* indicate that we resumed from power save mode */ msr |= 0x10000; } else { new_msr &= ~((target_ulong)1 << MSR_ME); } if (0) { /* XXX: find a suitable condition to enable the hypervisor mode */ new_msr |= (target_ulong)MSR_HVB; } ail = 0; goto store_next; case POWERPC_EXCP_DSEG: /* Data segment exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_next; case POWERPC_EXCP_ISEG: /* Instruction segment exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_next; case POWERPC_EXCP_HDECR: /* Hypervisor decrementer exception */ srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); goto store_next; case POWERPC_EXCP_TRACE: /* Trace exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_next; case POWERPC_EXCP_HDSI: /* Hypervisor data storage exception */ srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); goto store_next; case POWERPC_EXCP_HISI: /* Hypervisor instruction storage exception */ srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); goto store_next; case POWERPC_EXCP_HDSEG: /* Hypervisor data segment exception */ srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); goto store_next; case POWERPC_EXCP_HISEG: /* Hypervisor instruction segment exception */ srr0 = SPR_HSRR0; srr1 = SPR_HSRR1; new_msr |= (target_ulong)MSR_HVB; new_msr |= env->msr & ((target_ulong)1 << MSR_RI); goto store_next; case POWERPC_EXCP_VPU: /* Vector unavailable exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_current; case POWERPC_EXCP_VSXU: /* VSX unavailable exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_current; case POWERPC_EXCP_FU: /* Facility unavailable exception */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } goto store_current; case POWERPC_EXCP_PIT: /* Programmable interval timer interrupt */ LOG_EXCP("PIT exception\n"); goto store_next; case POWERPC_EXCP_IO: /* IO error exception */ /* XXX: TODO */ cpu_abort(cs, "601 IO error exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_RUNM: /* Run mode exception */ /* XXX: TODO */ cpu_abort(cs, "601 run mode exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_EMUL: /* Emulation trap exception */ /* XXX: TODO */ cpu_abort(cs, "602 emulation trap exception " "is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_IFTLB: /* Instruction fetch TLB error */ if (lpes1 == 0) { /* XXX: check this */ new_msr |= (target_ulong)MSR_HVB; } switch (excp_model) { case POWERPC_EXCP_602: case POWERPC_EXCP_603: case POWERPC_EXCP_603E: case POWERPC_EXCP_G2: goto tlb_miss_tgpr; case POWERPC_EXCP_7x5: goto tlb_miss; case POWERPC_EXCP_74xx: goto tlb_miss_74xx; default: cpu_abort(cs, "Invalid instruction TLB miss exception\n"); break; } break; case POWERPC_EXCP_DLTLB: /* Data load TLB miss */ if (lpes1 == 0) { /* XXX: check this */ new_msr |= (target_ulong)MSR_HVB; } switch (excp_model) { case POWERPC_EXCP_602: case POWERPC_EXCP_603: case POWERPC_EXCP_603E: case POWERPC_EXCP_G2: goto tlb_miss_tgpr; case POWERPC_EXCP_7x5: goto tlb_miss; case POWERPC_EXCP_74xx: goto tlb_miss_74xx; default: cpu_abort(cs, "Invalid data load TLB miss exception\n"); break; } break; case POWERPC_EXCP_DSTLB: /* Data store TLB miss */ if (lpes1 == 0) { /* XXX: check this */ new_msr |= (target_ulong)MSR_HVB; } switch (excp_model) { case POWERPC_EXCP_602: case POWERPC_EXCP_603: case POWERPC_EXCP_603E: case POWERPC_EXCP_G2: tlb_miss_tgpr: /* Swap temporary saved registers with GPRs */ if (!(new_msr & ((target_ulong)1 << MSR_TGPR))) { new_msr |= (target_ulong)1 << MSR_TGPR; hreg_swap_gpr_tgpr(env); } goto tlb_miss; case POWERPC_EXCP_7x5: tlb_miss: #if defined(DEBUG_SOFTWARE_TLB) if (qemu_log_enabled()) { const char *es; target_ulong *miss, *cmp; int en; if (excp == POWERPC_EXCP_IFTLB) { es = "I"; en = 'I'; miss = &env->spr[SPR_IMISS]; cmp = &env->spr[SPR_ICMP]; } else { if (excp == POWERPC_EXCP_DLTLB) { es = "DL"; } else { es = "DS"; } en = 'D'; miss = &env->spr[SPR_DMISS]; cmp = &env->spr[SPR_DCMP]; } qemu_log("6xx %sTLB miss: %cM " TARGET_FMT_lx " %cC " TARGET_FMT_lx " H1 " TARGET_FMT_lx " H2 " TARGET_FMT_lx " %08x\n", es, en, *miss, en, *cmp, env->spr[SPR_HASH1], env->spr[SPR_HASH2], env->error_code); } #endif msr |= env->crf[0] << 28; msr |= env->error_code; /* key, D/I, S/L bits */ /* Set way using a LRU mechanism */ msr |= ((env->last_way + 1) & (env->nb_ways - 1)) << 17; break; case POWERPC_EXCP_74xx: tlb_miss_74xx: #if defined(DEBUG_SOFTWARE_TLB) if (qemu_log_enabled()) { const char *es; target_ulong *miss, *cmp; int en; if (excp == POWERPC_EXCP_IFTLB) { es = "I"; en = 'I'; miss = &env->spr[SPR_TLBMISS]; cmp = &env->spr[SPR_PTEHI]; } else { if (excp == POWERPC_EXCP_DLTLB) { es = "DL"; } else { es = "DS"; } en = 'D'; miss = &env->spr[SPR_TLBMISS]; cmp = &env->spr[SPR_PTEHI]; } qemu_log("74xx %sTLB miss: %cM " TARGET_FMT_lx " %cC " TARGET_FMT_lx " %08x\n", es, en, *miss, en, *cmp, env->error_code); } #endif msr |= env->error_code; /* key bit */ break; default: cpu_abort(cs, "Invalid data store TLB miss exception\n"); break; } goto store_next; case POWERPC_EXCP_FPA: /* Floating-point assist exception */ /* XXX: TODO */ cpu_abort(cs, "Floating point assist exception " "is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_DABR: /* Data address breakpoint */ /* XXX: TODO */ cpu_abort(cs, "DABR exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ /* XXX: TODO */ cpu_abort(cs, "IABR exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_SMI: /* System management interrupt */ /* XXX: TODO */ cpu_abort(cs, "SMI exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_THERM: /* Thermal interrupt */ /* XXX: TODO */ cpu_abort(cs, "Thermal management exception " "is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_PERFM: /* Embedded performance monitor interrupt */ if (lpes1 == 0) { new_msr |= (target_ulong)MSR_HVB; } /* XXX: TODO */ cpu_abort(cs, "Performance counter exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_VPUA: /* Vector assist exception */ /* XXX: TODO */ cpu_abort(cs, "VPU assist exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_SOFTP: /* Soft patch exception */ /* XXX: TODO */ cpu_abort(cs, "970 soft-patch exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_MAINT: /* Maintenance exception */ /* XXX: TODO */ cpu_abort(cs, "970 maintenance exception is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_MEXTBR: /* Maskable external breakpoint */ /* XXX: TODO */ cpu_abort(cs, "Maskable external exception " "is not implemented yet !\n"); goto store_next; case POWERPC_EXCP_NMEXTBR: /* Non maskable external breakpoint */ /* XXX: TODO */ cpu_abort(cs, "Non maskable external exception " "is not implemented yet !\n"); goto store_next; default: excp_invalid: cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); break; store_current: /* save current instruction location */ env->spr[srr0] = env->nip - 4; break; store_next: /* save next instruction location */ env->spr[srr0] = env->nip; break; } /* Save MSR */ env->spr[srr1] = msr; /* If any alternate SRR register are defined, duplicate saved values */ if (asrr0 != -1) { env->spr[asrr0] = env->spr[srr0]; } if (asrr1 != -1) { env->spr[asrr1] = env->spr[srr1]; } if (env->spr[SPR_LPCR] & LPCR_AIL) { new_msr |= (1 << MSR_IR) | (1 << MSR_DR); } #ifdef TARGET_PPC64 if (excp_model == POWERPC_EXCP_POWER7 || excp_model == POWERPC_EXCP_POWER8) { if (env->spr[SPR_LPCR] & LPCR_ILE) { new_msr |= (target_ulong)1 << MSR_LE; } } else if (msr_ile) { new_msr |= (target_ulong)1 << MSR_LE; } #else if (msr_ile) { new_msr |= (target_ulong)1 << MSR_LE; } #endif /* Jump to handler */ vector = env->excp_vectors[excp]; if (vector == (target_ulong)-1ULL) { cpu_abort(cs, "Raised an exception without defined vector %d\n", excp); } vector |= env->excp_prefix; /* AIL only works if there is no HV transition and we are running with * translations enabled */ if (!((msr >> MSR_IR) & 1) || !((msr >> MSR_DR) & 1)) { ail = 0; } /* Handle AIL */ if (ail) { new_msr |= (1 << MSR_IR) | (1 << MSR_DR); switch(ail) { case AIL_0001_8000: vector |= 0x18000; break; case AIL_C000_0000_0000_4000: vector |= 0xc000000000004000ull; break; default: cpu_abort(cs, "Invalid AIL combination %d\n", ail); break; } } #if defined(TARGET_PPC64) if (excp_model == POWERPC_EXCP_BOOKE) { if (env->spr[SPR_BOOKE_EPCR] & EPCR_ICM) { /* Cat.64-bit: EPCR.ICM is copied to MSR.CM */ new_msr |= (target_ulong)1 << MSR_CM; } else { vector = (uint32_t)vector; } } else { if (!msr_isf && !(env->mmu_model & POWERPC_MMU_64)) { vector = (uint32_t)vector; } else { new_msr |= (target_ulong)1 << MSR_SF; } } #endif /* We don't use hreg_store_msr here as already have treated * any special case that could occur. Just store MSR and update hflags * * Note: We *MUST* not use hreg_store_msr() as-is anyway because it * will prevent setting of the HV bit which some exceptions might need * to do. */ env->msr = new_msr & env->msr_mask; hreg_compute_hflags(env); env->nip = vector; /* Reset exception state */ cs->exception_index = POWERPC_EXCP_NONE; env->error_code = 0; /* Any interrupt is context synchronizing, check if TCG TLB * needs a delayed flush on ppc64 */ check_tlb_flush(env); } | 23,980 |
1 | static int v9fs_xattr_write(V9fsState *s, V9fsPDU *pdu, V9fsFidState *fidp, uint64_t off, uint32_t count, struct iovec *sg, int cnt) { int i, to_copy; ssize_t err = 0; int write_count; int64_t xattr_len; size_t offset = 7; xattr_len = fidp->fs.xattr.len; write_count = xattr_len - off; if (write_count > count) { write_count = count; } else if (write_count < 0) { /* * write beyond XATTR value len specified in * xattrcreate */ err = -ENOSPC; goto out; } err = pdu_marshal(pdu, offset, "d", write_count); if (err < 0) { return err; } err += offset; fidp->fs.xattr.copied_len += write_count; /* * Now copy the content from sg list */ for (i = 0; i < cnt; i++) { if (write_count > sg[i].iov_len) { to_copy = sg[i].iov_len; } else { to_copy = write_count; } memcpy((char *)fidp->fs.xattr.value + off, sg[i].iov_base, to_copy); /* updating vs->off since we are not using below */ off += to_copy; write_count -= to_copy; } out: return err; } | 23,981 |
1 | static void test_retry_flush(const char *machine) { QPCIDevice *dev; void *bmdma_base, *ide_base; uint8_t data; const char *s; prepare_blkdebug_script(debug_path, "flush_to_disk"); ide_test_start( "-vnc none " "-drive file=blkdebug:%s:%s,if=ide,cache=writeback,format=raw," "rerror=stop,werror=stop", debug_path, tmp_path); dev = get_pci_device(&bmdma_base, &ide_base); qtest_irq_intercept_in(global_qtest, "ioapic"); /* Dirty media so that CMD_FLUSH_CACHE will actually go to disk */ make_dirty(0); /* FLUSH CACHE command on device 0*/ qpci_io_writeb(dev, ide_base + reg_device, 0); qpci_io_writeb(dev, ide_base + reg_command, CMD_FLUSH_CACHE); /* Check status while request is in flight*/ data = qpci_io_readb(dev, ide_base + reg_status); assert_bit_set(data, BSY | DRDY); assert_bit_clear(data, DF | ERR | DRQ); qmp_eventwait("STOP"); /* Complete the command */ s = "{'execute':'cont' }"; qmp_discard_response(s); /* Check registers */ data = qpci_io_readb(dev, ide_base + reg_device); g_assert_cmpint(data & DEV, ==, 0); do { data = qpci_io_readb(dev, ide_base + reg_status); } while (data & BSY); assert_bit_set(data, DRDY); assert_bit_clear(data, BSY | DF | ERR | DRQ); ide_test_quit(); } | 23,982 |
1 | static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size) { GetBitContext gb; HuffContext h[4]; VLC vlc[4]; int16_t *samples = data; int val; int i, res; int unp_size; int bits, stereo; int pred[2] = {0, 0}; unp_size = AV_RL32(buf); init_get_bits(&gb, buf + 4, (buf_size - 4) * 8); if(!get_bits1(&gb)){ av_log(avctx, AV_LOG_INFO, "Sound: no data\n"); *data_size = 0; return 1; } stereo = get_bits1(&gb); bits = get_bits1(&gb); if ((unp_size << !bits) > *data_size) { av_log(avctx, AV_LOG_ERROR, "Frame is too large to fit in buffer\n"); return -1; } memset(vlc, 0, sizeof(VLC) * 4); memset(h, 0, sizeof(HuffContext) * 4); // Initialize for(i = 0; i < (1 << (bits + stereo)); i++) { h[i].length = 256; h[i].maxlength = 0; h[i].current = 0; h[i].bits = av_mallocz(256 * 4); h[i].lengths = av_mallocz(256 * sizeof(int)); h[i].values = av_mallocz(256 * sizeof(int)); skip_bits1(&gb); smacker_decode_tree(&gb, &h[i], 0, 0); skip_bits1(&gb); if(h[i].current > 1) { res = init_vlc(&vlc[i], SMKTREE_BITS, h[i].length, h[i].lengths, sizeof(int), sizeof(int), h[i].bits, sizeof(uint32_t), sizeof(uint32_t), INIT_VLC_LE); if(res < 0) { av_log(avctx, AV_LOG_ERROR, "Cannot build VLC table\n"); return -1; } } } if(bits) { //decode 16-bit data for(i = stereo; i >= 0; i--) pred[i] = bswap_16(get_bits(&gb, 16)); for(i = 0; i < stereo; i++) *samples++ = pred[i]; for(i = 0; i < unp_size / 2; i++) { if(i & stereo) { if(vlc[2].table) res = get_vlc2(&gb, vlc[2].table, SMKTREE_BITS, 3); else res = 0; val = h[2].values[res]; if(vlc[3].table) res = get_vlc2(&gb, vlc[3].table, SMKTREE_BITS, 3); else res = 0; val |= h[3].values[res] << 8; pred[1] += (int16_t)val; *samples++ = pred[1]; } else { if(vlc[0].table) res = get_vlc2(&gb, vlc[0].table, SMKTREE_BITS, 3); else res = 0; val = h[0].values[res]; if(vlc[1].table) res = get_vlc2(&gb, vlc[1].table, SMKTREE_BITS, 3); else res = 0; val |= h[1].values[res] << 8; pred[0] += val; *samples++ = pred[0]; } } } else { //8-bit data for(i = stereo; i >= 0; i--) pred[i] = get_bits(&gb, 8); for(i = 0; i < stereo; i++) *samples++ = (pred[i] - 0x80) << 8; for(i = 0; i < unp_size; i++) { if(i & stereo){ if(vlc[1].table) res = get_vlc2(&gb, vlc[1].table, SMKTREE_BITS, 3); else res = 0; pred[1] += (int8_t)h[1].values[res]; *samples++ = (pred[1] - 0x80) << 8; } else { if(vlc[0].table) res = get_vlc2(&gb, vlc[0].table, SMKTREE_BITS, 3); else res = 0; pred[0] += (int8_t)h[0].values[res]; *samples++ = (pred[0] - 0x80) << 8; } } unp_size *= 2; } for(i = 0; i < 4; i++) { if(vlc[i].table) free_vlc(&vlc[i]); if(h[i].bits) av_free(h[i].bits); if(h[i].lengths) av_free(h[i].lengths); if(h[i].values) av_free(h[i].values); } *data_size = unp_size; return buf_size; } | 23,983 |
1 | void do_brinc (void) { uint32_t a, b, d, mask; mask = (uint32_t)(-1UL) >> MASKBITS; b = T1_64 & mask; a = T0_64 & mask; d = word_reverse(1 + word_reverse(a | ~mask)); T0_64 = (T0_64 & ~mask) | (d & mask); } | 23,984 |
Subsets and Splits
No saved queries yet
Save your SQL queries to embed, download, and access them later. Queries will appear here once saved.