project
string | commit_id
string | target
int64 | func
string | idx
int64 |
|---|---|---|---|---|
FFmpeg
|
1c010fd035c1a14dc73827b84f21f593e969a5d6
| 0
|
static int mxf_read_header(AVFormatContext *s)
{
MXFContext *mxf = s->priv_data;
KLVPacket klv;
int64_t essence_offset = 0;
int ret;
mxf->last_forward_tell = INT64_MAX;
mxf->edit_units_per_packet = 1;
if (!mxf_read_sync(s->pb, mxf_header_partition_pack_key, 14)) {
av_log(s, AV_LOG_ERROR, "could not find header partition pack key\n");
return AVERROR_INVALIDDATA;
}
avio_seek(s->pb, -14, SEEK_CUR);
mxf->fc = s;
mxf->run_in = avio_tell(s->pb);
mxf_read_random_index_pack(s);
while (!url_feof(s->pb)) {
const MXFMetadataReadTableEntry *metadata;
if (klv_read_packet(&klv, s->pb) < 0) {
/* EOF - seek to previous partition or stop */
if(mxf_parse_handle_partition_or_eof(mxf) <= 0)
break;
else
continue;
}
PRINT_KEY(s, "read header", klv.key);
av_dlog(s, "size %"PRIu64" offset %#"PRIx64"\n", klv.length, klv.offset);
if (IS_KLV_KEY(klv.key, mxf_encrypted_triplet_key) ||
IS_KLV_KEY(klv.key, mxf_essence_element_key) ||
IS_KLV_KEY(klv.key, mxf_avid_essence_element_key) ||
IS_KLV_KEY(klv.key, mxf_system_item_key)) {
if (!mxf->current_partition) {
av_log(mxf->fc, AV_LOG_ERROR, "found essence prior to first PartitionPack\n");
return AVERROR_INVALIDDATA;
}
if (!mxf->current_partition->essence_offset) {
/* for OP1a we compute essence_offset
* for OPAtom we point essence_offset after the KL (usually op1a_essence_offset + 20 or 25)
* TODO: for OP1a we could eliminate this entire if statement, always stopping parsing at op1a_essence_offset
* for OPAtom we still need the actual essence_offset though (the KL's length can vary)
*/
int64_t op1a_essence_offset =
round_to_kag(mxf->current_partition->this_partition +
mxf->current_partition->pack_length, mxf->current_partition->kag_size) +
round_to_kag(mxf->current_partition->header_byte_count, mxf->current_partition->kag_size) +
round_to_kag(mxf->current_partition->index_byte_count, mxf->current_partition->kag_size);
if (mxf->op == OPAtom) {
/* point essence_offset to the actual data
* OPAtom has all the essence in one big KLV
*/
mxf->current_partition->essence_offset = avio_tell(s->pb);
mxf->current_partition->essence_length = klv.length;
} else {
/* NOTE: op1a_essence_offset may be less than to klv.offset (C0023S01.mxf) */
mxf->current_partition->essence_offset = op1a_essence_offset;
}
}
if (!essence_offset)
essence_offset = klv.offset;
/* seek to footer, previous partition or stop */
if (mxf_parse_handle_essence(mxf) <= 0)
break;
continue;
} else if (!memcmp(klv.key, mxf_header_partition_pack_key, 13) &&
klv.key[13] >= 2 && klv.key[13] <= 4 && mxf->current_partition) {
/* next partition pack - keep going, seek to previous partition or stop */
if(mxf_parse_handle_partition_or_eof(mxf) <= 0)
break;
else if (mxf->parsing_backward)
continue;
/* we're still parsing forward. proceed to parsing this partition pack */
}
for (metadata = mxf_metadata_read_table; metadata->read; metadata++) {
if (IS_KLV_KEY(klv.key, metadata->key)) {
int res;
if (klv.key[5] == 0x53) {
res = mxf_read_local_tags(mxf, &klv, metadata->read, metadata->ctx_size, metadata->type);
} else {
uint64_t next = avio_tell(s->pb) + klv.length;
res = metadata->read(mxf, s->pb, 0, klv.length, klv.key, klv.offset);
/* only seek forward, else this can loop for a long time */
if (avio_tell(s->pb) > next) {
av_log(s, AV_LOG_ERROR, "read past end of KLV @ %#"PRIx64"\n",
klv.offset);
return AVERROR_INVALIDDATA;
}
avio_seek(s->pb, next, SEEK_SET);
}
if (res < 0) {
av_log(s, AV_LOG_ERROR, "error reading header metadata\n");
return res;
}
break;
}
}
if (!metadata->read)
avio_skip(s->pb, klv.length);
}
/* FIXME avoid seek */
if (!essence_offset) {
av_log(s, AV_LOG_ERROR, "no essence\n");
return AVERROR_INVALIDDATA;
}
avio_seek(s->pb, essence_offset, SEEK_SET);
mxf_compute_essence_containers(mxf);
/* we need to do this before computing the index tables
* to be able to fill in zero IndexDurations with st->duration */
if ((ret = mxf_parse_structural_metadata(mxf)) < 0)
goto fail;
if ((ret = mxf_compute_index_tables(mxf)) < 0)
goto fail;
if (mxf->nb_index_tables > 1) {
/* TODO: look up which IndexSID to use via EssenceContainerData */
av_log(mxf->fc, AV_LOG_INFO, "got %i index tables - only the first one (IndexSID %i) will be used\n",
mxf->nb_index_tables, mxf->index_tables[0].index_sid);
} else if (mxf->nb_index_tables == 0 && mxf->op == OPAtom) {
av_log(mxf->fc, AV_LOG_ERROR, "cannot demux OPAtom without an index\n");
ret = AVERROR_INVALIDDATA;
goto fail;
}
mxf_handle_small_eubc(s);
return 0;
fail:
mxf_read_close(s);
return ret;
}
| 24,500
|
qemu
|
062ba099e01ff1474be98c0a4f3da351efab5d9d
| 1
|
static bool arm_cpu_has_work(CPUState *cs)
{
ARMCPU *cpu = ARM_CPU(cs);
return !cpu->powered_off
&& cs->interrupt_request &
(CPU_INTERRUPT_FIQ | CPU_INTERRUPT_HARD
| CPU_INTERRUPT_VFIQ | CPU_INTERRUPT_VIRQ
| CPU_INTERRUPT_EXITTB);
}
| 24,501
|
qemu
|
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
| 0
|
exynos4210_combiner_read(void *opaque, target_phys_addr_t offset, unsigned size)
{
struct Exynos4210CombinerState *s =
(struct Exynos4210CombinerState *)opaque;
uint32_t req_quad_base_n; /* Base of registers quad. Multiply it by 4 and
get a start of corresponding group quad */
uint32_t grp_quad_base_n; /* Base of group quad */
uint32_t reg_n; /* Register number inside the quad */
uint32_t val;
req_quad_base_n = offset >> 4;
grp_quad_base_n = req_quad_base_n << 2;
reg_n = (offset - (req_quad_base_n << 4)) >> 2;
if (req_quad_base_n >= IIC_NGRP) {
/* Read of ICIPSR register */
return s->icipsr[reg_n];
}
val = 0;
switch (reg_n) {
/* IISTR */
case 2:
val |= s->group[grp_quad_base_n].src_pending;
val |= s->group[grp_quad_base_n + 1].src_pending << 8;
val |= s->group[grp_quad_base_n + 2].src_pending << 16;
val |= s->group[grp_quad_base_n + 3].src_pending << 24;
break;
/* IIMSR */
case 3:
val |= s->group[grp_quad_base_n].src_mask &
s->group[grp_quad_base_n].src_pending;
val |= (s->group[grp_quad_base_n + 1].src_mask &
s->group[grp_quad_base_n + 1].src_pending) << 8;
val |= (s->group[grp_quad_base_n + 2].src_mask &
s->group[grp_quad_base_n + 2].src_pending) << 16;
val |= (s->group[grp_quad_base_n + 3].src_mask &
s->group[grp_quad_base_n + 3].src_pending) << 24;
break;
default:
if (offset >> 2 >= IIC_REGSET_SIZE) {
hw_error("exynos4210.combiner: overflow of reg_set by 0x"
TARGET_FMT_plx "offset\n", offset);
}
val = s->reg_set[offset >> 2];
return 0;
}
return val;
}
| 24,502
|
FFmpeg
|
4cb6964244fd6c099383d8b7e99731e72cc844b9
| 0
|
static void int8x8_fmul_int32_c(float *dst, const int8_t *src, int scale)
{
float fscale = scale / 16.0;
int i;
for (i = 0; i < 8; i++)
dst[i] = src[i] * fscale;
}
| 24,503
|
qemu
|
42a268c241183877192c376d03bd9b6d527407c7
| 0
|
static inline void gen_movcf_d (DisasContext *ctx, int fs, int fd, int cc, int tf)
{
int cond;
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i64 fp0;
int l1 = gen_new_label();
if (tf)
cond = TCG_COND_EQ;
else
cond = TCG_COND_NE;
tcg_gen_andi_i32(t0, fpu_fcr31, 1 << get_fp_bit(cc));
tcg_gen_brcondi_i32(cond, t0, 0, l1);
tcg_temp_free_i32(t0);
fp0 = tcg_temp_new_i64();
gen_load_fpr64(ctx, fp0, fs);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(fp0);
gen_set_label(l1);
}
| 24,504
|
qemu
|
b131c74a0e485b084ddaffc8214c8a19af492be7
| 0
|
int kvm_irqchip_remove_irqfd(KVMState *s, int fd, int virq)
{
return -ENOSYS;
}
| 24,505
|
qemu
|
1ea879e5580f63414693655fcf0328559cdce138
| 0
|
static void noop_conv (st_sample_t *dst, const void *src,
int samples, volume_t *vol)
{
(void) src;
(void) dst;
(void) samples;
(void) vol;
}
| 24,506
|
qemu
|
9bb34eac8b89f624776ce6604c22d7c3097a1e24
| 0
|
static void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
{
CirrusVGAState *s = opaque;
int index;
/* check port range access depending on color/monochrome mode */
if ((addr >= 0x3b0 && addr <= 0x3bf && (s->msr & MSR_COLOR_EMULATION))
|| (addr >= 0x3d0 && addr <= 0x3df
&& !(s->msr & MSR_COLOR_EMULATION)))
return;
#ifdef DEBUG_VGA
printf("VGA: write addr=0x%04x data=0x%02x\n", addr, val);
#endif
switch (addr) {
case 0x3c0:
if (s->ar_flip_flop == 0) {
val &= 0x3f;
s->ar_index = val;
} else {
index = s->ar_index & 0x1f;
switch (index) {
case 0x00 ... 0x0f:
s->ar[index] = val & 0x3f;
break;
case 0x10:
s->ar[index] = val & ~0x10;
break;
case 0x11:
s->ar[index] = val;
break;
case 0x12:
s->ar[index] = val & ~0xc0;
break;
case 0x13:
s->ar[index] = val & ~0xf0;
break;
case 0x14:
s->ar[index] = val & ~0xf0;
break;
default:
break;
}
}
s->ar_flip_flop ^= 1;
break;
case 0x3c2:
s->msr = val & ~0x10;
break;
case 0x3c4:
s->sr_index = val;
break;
case 0x3c5:
if (cirrus_hook_write_sr(s, s->sr_index, val))
break;
#ifdef DEBUG_VGA_REG
printf("vga: write SR%x = 0x%02x\n", s->sr_index, val);
#endif
s->sr[s->sr_index] = val & sr_mask[s->sr_index];
break;
case 0x3c6:
cirrus_write_hidden_dac(s, val);
break;
case 0x3c7:
s->dac_read_index = val;
s->dac_sub_index = 0;
s->dac_state = 3;
break;
case 0x3c8:
s->dac_write_index = val;
s->dac_sub_index = 0;
s->dac_state = 0;
break;
case 0x3c9:
if (cirrus_hook_write_palette(s, val))
break;
s->dac_cache[s->dac_sub_index] = val;
if (++s->dac_sub_index == 3) {
memcpy(&s->palette[s->dac_write_index * 3], s->dac_cache, 3);
s->dac_sub_index = 0;
s->dac_write_index++;
}
break;
case 0x3ce:
s->gr_index = val;
break;
case 0x3cf:
if (cirrus_hook_write_gr(s, s->gr_index, val))
break;
#ifdef DEBUG_VGA_REG
printf("vga: write GR%x = 0x%02x\n", s->gr_index, val);
#endif
s->gr[s->gr_index] = val & gr_mask[s->gr_index];
break;
case 0x3b4:
case 0x3d4:
s->cr_index = val;
break;
case 0x3b5:
case 0x3d5:
if (cirrus_hook_write_cr(s, s->cr_index, val))
break;
#ifdef DEBUG_VGA_REG
printf("vga: write CR%x = 0x%02x\n", s->cr_index, val);
#endif
/* handle CR0-7 protection */
if ((s->cr[11] & 0x80) && s->cr_index <= 7) {
/* can always write bit 4 of CR7 */
if (s->cr_index == 7)
s->cr[7] = (s->cr[7] & ~0x10) | (val & 0x10);
return;
}
switch (s->cr_index) {
case 0x01: /* horizontal display end */
case 0x07:
case 0x09:
case 0x0c:
case 0x0d:
case 0x12: /* veritcal display end */
s->cr[s->cr_index] = val;
break;
default:
s->cr[s->cr_index] = val;
break;
}
break;
case 0x3ba:
case 0x3da:
s->fcr = val & 0x10;
break;
}
}
| 24,507
|
qemu
|
81b23ef82cd1be29ca3d69ab7e98b5b5e55926ce
| 1
|
static int xen_pt_cmd_reg_read(XenPCIPassthroughState *s, XenPTReg *cfg_entry,
uint16_t *value, uint16_t valid_mask)
{
XenPTRegInfo *reg = cfg_entry->reg;
uint16_t valid_emu_mask = 0;
uint16_t emu_mask = reg->emu_mask;
if (s->is_virtfn) {
emu_mask |= PCI_COMMAND_MEMORY;
}
/* emulate word register */
valid_emu_mask = emu_mask & valid_mask;
*value = XEN_PT_MERGE_VALUE(*value, cfg_entry->data, ~valid_emu_mask);
return 0;
}
| 24,508
|
qemu
|
06b1297017415ae6a07a0e97ad7d8e90b2d95823
| 1
|
static int virtio_net_has_buffers(VirtIONet *n, int bufsize)
{
if (virtio_queue_empty(n->rx_vq) ||
(n->mergeable_rx_bufs &&
!virtqueue_avail_bytes(n->rx_vq, bufsize, 0))) {
virtio_queue_set_notification(n->rx_vq, 1);
return 0;
}
virtio_queue_set_notification(n->rx_vq, 0);
return 1;
}
| 24,509
|
FFmpeg
|
697400eac07c0614f6b9f2e7615563982dbcbe4a
| 0
|
static int mov_read_chap(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
c->chapter_track = avio_rb32(pb);
return 0;
}
| 24,510
|
qemu
|
9561fda8d90e176bef598ba87c42a1bd6ad03ef7
| 1
|
static void qbus_initfn(Object *obj)
{
BusState *bus = BUS(obj);
QTAILQ_INIT(&bus->children);
object_property_add_link(obj, QDEV_HOTPLUG_HANDLER_PROPERTY,
TYPE_HOTPLUG_HANDLER,
(Object **)&bus->hotplug_handler, NULL);
object_property_add_bool(obj, "realized",
bus_get_realized, bus_set_realized, NULL);
}
| 24,511
|
FFmpeg
|
f863bee841670384fc46f4f99f511b27eb89a216
| 0
|
static void final(Real144_internal *glob, short *i1, short *i2, void *out,
int *statbuf, int len)
{
int x, sum;
int buffer[10];
short *ptr;
short *ptr2;
memcpy(glob->work, statbuf,20);
memcpy(glob->work + 10, i2, len * 2);
buffer[9] = i1[0];
buffer[8] = i1[1];
buffer[7] = i1[2];
buffer[6] = i1[3];
buffer[5] = i1[4];
buffer[4] = i1[5];
buffer[3] = i1[6];
buffer[2] = i1[7];
buffer[1] = i1[8];
buffer[0] = i1[9];
ptr2 = (ptr = glob->work) + len;
while (ptr < ptr2) {
for(sum=0, x=0; x<=9; x++)
sum += buffer[x] * (ptr[x]);
sum = sum >> 12;
x = ptr[10] - sum;
if (x<-32768 || x>32767) {
memset(out, 0, len * 2);
memset(statbuf, 0, 20);
return;
}
ptr[10] = x;
ptr++;
}
memcpy(out, ptr+10 - len, len * 2);
memcpy(statbuf, ptr, 20);
}
| 24,512
|
qemu
|
3af9187fc6caaf415ab9c0c6d92c9678f65cb17f
| 1
|
static ssize_t mipsnet_receive(NetClientState *nc, const uint8_t *buf, size_t size)
{
MIPSnetState *s = qemu_get_nic_opaque(nc);
trace_mipsnet_receive(size);
if (!mipsnet_can_receive(nc))
s->busy = 1;
/* Just accept everything. */
/* Write packet data. */
memcpy(s->rx_buffer, buf, size);
s->rx_count = size;
s->rx_read = 0;
/* Now we can signal we have received something. */
s->intctl |= MIPSNET_INTCTL_RXDONE;
mipsnet_update_irq(s);
return size;
| 24,513
|
FFmpeg
|
c8241e730f116f1c9cfc0b34110aa7f052e05332
| 0
|
static AVBufferRef *vaapi_encode_alloc_output_buffer(void *opaque,
int size)
{
AVCodecContext *avctx = opaque;
VAAPIEncodeContext *ctx = avctx->priv_data;
VABufferID buffer_id;
VAStatus vas;
AVBufferRef *ref;
// The output buffer size is fixed, so it needs to be large enough
// to hold the largest possible compressed frame. We assume here
// that the uncompressed frame plus some header data is an upper
// bound on that.
vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
VAEncCodedBufferType,
3 * ctx->aligned_width * ctx->aligned_height +
(1 << 16), 1, 0, &buffer_id);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to create bitstream "
"output buffer: %d (%s).\n", vas, vaErrorStr(vas));
return NULL;
}
av_log(avctx, AV_LOG_DEBUG, "Allocated output buffer %#x\n", buffer_id);
ref = av_buffer_create((uint8_t*)(uintptr_t)buffer_id,
sizeof(buffer_id),
&vaapi_encode_free_output_buffer,
avctx, AV_BUFFER_FLAG_READONLY);
if (!ref) {
vaDestroyBuffer(ctx->hwctx->display, buffer_id);
return NULL;
}
return ref;
}
| 24,514
|
qemu
|
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
| 0
|
static struct omap_tipb_bridge_s *omap_tipb_bridge_init(
MemoryRegion *memory, target_phys_addr_t base,
qemu_irq abort_irq, omap_clk clk)
{
struct omap_tipb_bridge_s *s = (struct omap_tipb_bridge_s *)
g_malloc0(sizeof(struct omap_tipb_bridge_s));
s->abort = abort_irq;
omap_tipb_bridge_reset(s);
memory_region_init_io(&s->iomem, &omap_tipb_bridge_ops, s,
"omap-tipb-bridge", 0x100);
memory_region_add_subregion(memory, base, &s->iomem);
return s;
}
| 24,515
|
qemu
|
c2b38b277a7882a592f4f2ec955084b2b756daaa
| 0
|
void thread_pool_submit(ThreadPool *pool, ThreadPoolFunc *func, void *arg)
{
thread_pool_submit_aio(pool, func, arg, NULL, NULL);
}
| 24,516
|
qemu
|
61007b316cd71ee7333ff7a0a749a8949527575f
| 0
|
int bdrv_writev_vmstate(BlockDriverState *bs, QEMUIOVector *qiov, int64_t pos)
{
BlockDriver *drv = bs->drv;
if (!drv) {
return -ENOMEDIUM;
} else if (drv->bdrv_save_vmstate) {
return drv->bdrv_save_vmstate(bs, qiov, pos);
} else if (bs->file) {
return bdrv_writev_vmstate(bs->file, qiov, pos);
}
return -ENOTSUP;
}
| 24,517
|
qemu
|
4fa4ce7107c6ec432f185307158c5df91ce54308
| 0
|
static int local_statfs(FsContext *s, V9fsPath *fs_path, struct statfs *stbuf)
{
char buffer[PATH_MAX];
char *path = fs_path->data;
return statfs(rpath(s, path, buffer), stbuf);
}
| 24,518
|
FFmpeg
|
5d20f19be25c973fe10d0d17db9245002585710d
| 1
|
static void init_multbl2(uint8_t tbl[1024], const int c[4],
const uint8_t *log8, const uint8_t *alog8,
const uint8_t *sbox)
{
int i, j;
for (i = 0; i < 1024; i++) {
int x = sbox[i >> 2];
if (x)
tbl[i] = alog8[log8[x] + log8[c[i & 3]]];
}
#if !CONFIG_SMALL
for (j = 256; j < 1024; j++)
for (i = 0; i < 4; i++)
tbl[4*j + i] = tbl[4*j + ((i - 1) & 3) - 1024];
#endif
}
| 24,519
|
qemu
|
c34d440a728fd3b5099d11dec122d440ef092c23
| 0
|
static int kvm_get_msr(CPUState *env, struct kvm_msr_entry *msrs, int n)
{
struct kvm_msrs *kmsrs = qemu_malloc(sizeof *kmsrs + n * sizeof *msrs);
int r;
kmsrs->nmsrs = n;
memcpy(kmsrs->entries, msrs, n * sizeof *msrs);
r = kvm_vcpu_ioctl(env, KVM_GET_MSRS, kmsrs);
memcpy(msrs, kmsrs->entries, n * sizeof *msrs);
free(kmsrs);
return r;
}
| 24,520
|
qemu
|
cfdf2c40577ed99bb19cdc05d0537e2808d77a78
| 0
|
static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
{
int value = qdict_get_int(qdict, "value");
ram_addr_t target = value;
qemu_balloon(target << 20);
}
| 24,521
|
FFmpeg
|
9bff052b51f27f6cce04e8d7d8b405c710d7ad67
| 0
|
static void blur(uint8_t *dst, const int dst_linesize,
const uint8_t *src, const int src_linesize,
const int w, const int h, FilterParam *fp)
{
int x, y;
FilterParam f = *fp;
const int radius = f.dist_width/2;
const uint8_t * const src2[NB_PLANES] = { src };
int src2_linesize[NB_PLANES] = { src_linesize };
uint8_t *dst2[NB_PLANES] = { f.pre_filter_buf };
int dst2_linesize[NB_PLANES] = { f.pre_filter_linesize };
sws_scale(f.pre_filter_context, src2, src2_linesize, 0, h, dst2, dst2_linesize);
#define UPDATE_FACTOR do { \
int factor; \
factor = f.color_diff_coeff[COLOR_DIFF_COEFF_SIZE/2 + pre_val - \
f.pre_filter_buf[ix + iy*f.pre_filter_linesize]] * f.dist_coeff[dx + dy*f.dist_linesize]; \
sum += src[ix + iy*src_linesize] * factor; \
div += factor; \
} while (0)
for (y = 0; y < h; y++) {
for (x = 0; x < w; x++) {
int sum = 0;
int div = 0;
int dy;
const int pre_val = f.pre_filter_buf[x + y*f.pre_filter_linesize];
if (x >= radius && x < w - radius) {
for (dy = 0; dy < radius*2 + 1; dy++) {
int dx;
int iy = y+dy - radius;
if (iy < 0) iy = -iy;
else if (iy >= h) iy = h+h-iy-1;
for (dx = 0; dx < radius*2 + 1; dx++) {
const int ix = x+dx - radius;
UPDATE_FACTOR;
}
}
} else {
for (dy = 0; dy < radius*2+1; dy++) {
int dx;
int iy = y+dy - radius;
if (iy < 0) iy = -iy;
else if (iy >= h) iy = h+h-iy-1;
for (dx = 0; dx < radius*2 + 1; dx++) {
int ix = x+dx - radius;
if (ix < 0) ix = -ix;
else if (ix >= w) ix = w+w-ix-1;
UPDATE_FACTOR;
}
}
}
dst[x + y*dst_linesize] = (sum + div/2) / div;
}
}
}
| 24,522
|
qemu
|
f8ed85ac992c48814d916d5df4d44f9a971c5de4
| 1
|
FWCfgState *pc_memory_init(PCMachineState *pcms,
MemoryRegion *system_memory,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory,
PcGuestInfo *guest_info)
{
int linux_boot, i;
MemoryRegion *ram, *option_rom_mr;
MemoryRegion *ram_below_4g, *ram_above_4g;
FWCfgState *fw_cfg;
MachineState *machine = MACHINE(pcms);
assert(machine->ram_size == pcms->below_4g_mem_size +
pcms->above_4g_mem_size);
linux_boot = (machine->kernel_filename != NULL);
/* Allocate RAM. We allocate it as a single memory region and use
* aliases to address portions of it, mostly for backwards compatibility
* with older qemus that used qemu_ram_alloc().
*/
ram = g_malloc(sizeof(*ram));
memory_region_allocate_system_memory(ram, NULL, "pc.ram",
machine->ram_size);
*ram_memory = ram;
ram_below_4g = g_malloc(sizeof(*ram_below_4g));
memory_region_init_alias(ram_below_4g, NULL, "ram-below-4g", ram,
0, pcms->below_4g_mem_size);
memory_region_add_subregion(system_memory, 0, ram_below_4g);
e820_add_entry(0, pcms->below_4g_mem_size, E820_RAM);
if (pcms->above_4g_mem_size > 0) {
ram_above_4g = g_malloc(sizeof(*ram_above_4g));
memory_region_init_alias(ram_above_4g, NULL, "ram-above-4g", ram,
pcms->below_4g_mem_size,
pcms->above_4g_mem_size);
memory_region_add_subregion(system_memory, 0x100000000ULL,
ram_above_4g);
e820_add_entry(0x100000000ULL, pcms->above_4g_mem_size, E820_RAM);
}
if (!guest_info->has_reserved_memory &&
(machine->ram_slots ||
(machine->maxram_size > machine->ram_size))) {
MachineClass *mc = MACHINE_GET_CLASS(machine);
error_report("\"-memory 'slots|maxmem'\" is not supported by: %s",
mc->name);
exit(EXIT_FAILURE);
}
/* initialize hotplug memory address space */
if (guest_info->has_reserved_memory &&
(machine->ram_size < machine->maxram_size)) {
ram_addr_t hotplug_mem_size =
machine->maxram_size - machine->ram_size;
if (machine->ram_slots > ACPI_MAX_RAM_SLOTS) {
error_report("unsupported amount of memory slots: %"PRIu64,
machine->ram_slots);
exit(EXIT_FAILURE);
}
if (QEMU_ALIGN_UP(machine->maxram_size,
TARGET_PAGE_SIZE) != machine->maxram_size) {
error_report("maximum memory size must by aligned to multiple of "
"%d bytes", TARGET_PAGE_SIZE);
exit(EXIT_FAILURE);
}
pcms->hotplug_memory.base =
ROUND_UP(0x100000000ULL + pcms->above_4g_mem_size, 1ULL << 30);
if (pcms->enforce_aligned_dimm) {
/* size hotplug region assuming 1G page max alignment per slot */
hotplug_mem_size += (1ULL << 30) * machine->ram_slots;
}
if ((pcms->hotplug_memory.base + hotplug_mem_size) <
hotplug_mem_size) {
error_report("unsupported amount of maximum memory: " RAM_ADDR_FMT,
machine->maxram_size);
exit(EXIT_FAILURE);
}
memory_region_init(&pcms->hotplug_memory.mr, OBJECT(pcms),
"hotplug-memory", hotplug_mem_size);
memory_region_add_subregion(system_memory, pcms->hotplug_memory.base,
&pcms->hotplug_memory.mr);
}
/* Initialize PC system firmware */
pc_system_firmware_init(rom_memory, guest_info->isapc_ram_fw);
option_rom_mr = g_malloc(sizeof(*option_rom_mr));
memory_region_init_ram(option_rom_mr, NULL, "pc.rom", PC_ROM_SIZE,
&error_abort);
vmstate_register_ram_global(option_rom_mr);
memory_region_add_subregion_overlap(rom_memory,
PC_ROM_MIN_VGA,
option_rom_mr,
1);
fw_cfg = bochs_bios_init();
rom_set_fw(fw_cfg);
if (guest_info->has_reserved_memory && pcms->hotplug_memory.base) {
uint64_t *val = g_malloc(sizeof(*val));
PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
uint64_t res_mem_end = pcms->hotplug_memory.base;
if (!pcmc->broken_reserved_end) {
res_mem_end += memory_region_size(&pcms->hotplug_memory.mr);
}
*val = cpu_to_le64(ROUND_UP(res_mem_end, 0x1ULL << 30));
fw_cfg_add_file(fw_cfg, "etc/reserved-memory-end", val, sizeof(*val));
}
if (linux_boot) {
load_linux(pcms, fw_cfg);
}
for (i = 0; i < nb_option_roms; i++) {
rom_add_option(option_rom[i].name, option_rom[i].bootindex);
}
guest_info->fw_cfg = fw_cfg;
return fw_cfg;
}
| 24,523
|
qemu
|
1d2acc3162d9c7772510c973f446353fbdd1f9a8
| 1
|
static void migrate_fd_cancel(MigrationState *s)
{
int old_state ;
QEMUFile *f = migrate_get_current()->to_dst_file;
trace_migrate_fd_cancel();
if (s->rp_state.from_dst_file) {
/* shutdown the rp socket, so causing the rp thread to shutdown */
qemu_file_shutdown(s->rp_state.from_dst_file);
do {
old_state = s->state;
if (!migration_is_setup_or_active(old_state)) {
break;
migrate_set_state(&s->state, old_state, MIGRATION_STATUS_CANCELLING);
} while (s->state != MIGRATION_STATUS_CANCELLING);
/*
* If we're unlucky the migration code might be stuck somewhere in a
* send/write while the network has failed and is waiting to timeout;
* if we've got shutdown(2) available then we can force it to quit.
* The outgoing qemu file gets closed in migrate_fd_cleanup that is
* called in a bh, so there is no race against this cancel.
*/
if (s->state == MIGRATION_STATUS_CANCELLING && f) {
qemu_file_shutdown(f);
| 24,524
|
FFmpeg
|
bd737b5178f361a9b592691848f29a7a79603a7e
| 0
|
static int decode_init_thread_copy(AVCodecContext *avctx)
{
H264Context *h = avctx->priv_data;
int ret;
if (!avctx->internal->is_copy)
return 0;
memset(h->sps_buffers, 0, sizeof(h->sps_buffers));
memset(h->pps_buffers, 0, sizeof(h->pps_buffers));
ret = h264_init_context(avctx, h);
if (ret < 0)
return ret;
h->context_initialized = 0;
return 0;
}
| 24,525
|
qemu
|
bf55b7afce53718ef96f4e6616da62c0ccac37dd
| 0
|
static IOMMUTLBEntry vtd_iommu_translate(MemoryRegion *iommu, hwaddr addr,
bool is_write)
{
VTDAddressSpace *vtd_as = container_of(iommu, VTDAddressSpace, iommu);
IntelIOMMUState *s = vtd_as->iommu_state;
IOMMUTLBEntry ret = {
.target_as = &address_space_memory,
.iova = addr,
.translated_addr = 0,
.addr_mask = ~(hwaddr)0,
.perm = IOMMU_NONE,
};
if (!s->dmar_enabled) {
/* DMAR disabled, passthrough, use 4k-page*/
ret.iova = addr & VTD_PAGE_MASK_4K;
ret.translated_addr = addr & VTD_PAGE_MASK_4K;
ret.addr_mask = ~VTD_PAGE_MASK_4K;
ret.perm = IOMMU_RW;
return ret;
}
vtd_do_iommu_translate(vtd_as, vtd_as->bus, vtd_as->devfn, addr,
is_write, &ret);
VTD_DPRINTF(MMU,
"bus %"PRIu8 " slot %"PRIu8 " func %"PRIu8 " devfn %"PRIu8
" iova 0x%"PRIx64 " hpa 0x%"PRIx64, pci_bus_num(vtd_as->bus),
VTD_PCI_SLOT(vtd_as->devfn), VTD_PCI_FUNC(vtd_as->devfn),
vtd_as->devfn, addr, ret.translated_addr);
return ret;
}
| 24,526
|
qemu
|
d185c094b404b4ff392b77d1244c0233da7d53bd
| 0
|
static gboolean io_watch_poll_check(GSource *source)
{
IOWatchPoll *iwp = io_watch_poll_from_source(source);
if (iwp->max_size == 0) {
return FALSE;
}
return g_io_watch_funcs.check(source);
}
| 24,527
|
FFmpeg
|
488a0fa68973d48e264d54f1722f7afb18afbea7
| 0
|
static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
AVFilterInOut *in)
{
AVFilterContext *last_filter;
const AVFilter *abuffer_filt = avfilter_get_by_name("abuffer");
InputStream *ist = ifilter->ist;
InputFile *f = input_files[ist->file_index];
char args[255], name[255];
int ret, pad_idx = 0;
snprintf(args, sizeof(args), "time_base=%d/%d:sample_rate=%d:sample_fmt=%s"
":channel_layout=0x%"PRIx64,
1, ist->st->codec->sample_rate,
ist->st->codec->sample_rate,
av_get_sample_fmt_name(ist->st->codec->sample_fmt),
ist->st->codec->channel_layout);
snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
ist->file_index, ist->st->index);
if ((ret = avfilter_graph_create_filter(&ifilter->filter, abuffer_filt,
name, args, NULL,
fg->graph)) < 0)
return ret;
last_filter = ifilter->filter;
if (audio_sync_method > 0) {
AVFilterContext *async;
int len = 0;
av_log(NULL, AV_LOG_WARNING, "-async has been deprecated. Used the "
"asyncts audio filter instead.\n");
if (audio_sync_method > 1)
len += snprintf(args + len, sizeof(args) - len, "compensate=1:"
"max_comp=%d:", audio_sync_method);
snprintf(args + len, sizeof(args) - len, "min_delta=%f",
audio_drift_threshold);
snprintf(name, sizeof(name), "graph %d audio sync for input stream %d:%d",
fg->index, ist->file_index, ist->st->index);
ret = avfilter_graph_create_filter(&async,
avfilter_get_by_name("asyncts"),
name, args, NULL, fg->graph);
if (ret < 0)
return ret;
ret = avfilter_link(last_filter, 0, async, 0);
if (ret < 0)
return ret;
last_filter = async;
}
if (audio_volume != 256) {
AVFilterContext *volume;
av_log(NULL, AV_LOG_WARNING, "-vol has been deprecated. Use the volume "
"audio filter instead.\n");
snprintf(args, sizeof(args), "volume=%f", audio_volume / 256.0);
snprintf(name, sizeof(name), "graph %d volume for input stream %d:%d",
fg->index, ist->file_index, ist->st->index);
ret = avfilter_graph_create_filter(&volume,
avfilter_get_by_name("volume"),
name, args, NULL, fg->graph);
if (ret < 0)
return ret;
ret = avfilter_link(last_filter, 0, volume, 0);
if (ret < 0)
return ret;
last_filter = volume;
}
snprintf(name, sizeof(name), "trim for input stream %d:%d",
ist->file_index, ist->st->index);
ret = insert_trim(((f->start_time == AV_NOPTS_VALUE) || !f->accurate_seek) ?
AV_NOPTS_VALUE : 0, INT64_MAX, &last_filter, &pad_idx, name);
if (ret < 0)
return ret;
if ((ret = avfilter_link(last_filter, 0, in->filter_ctx, in->pad_idx)) < 0)
return ret;
return 0;
}
| 24,528
|
FFmpeg
|
8dca0877e3e1457e9ec79ffa1ead1135aabb791c
| 0
|
static int mpegts_write_packet_internal(AVFormatContext *s, AVPacket *pkt)
{
AVStream *st = s->streams[pkt->stream_index];
int size = pkt->size;
uint8_t *buf = pkt->data;
uint8_t *data = NULL;
MpegTSWrite *ts = s->priv_data;
MpegTSWriteStream *ts_st = st->priv_data;
const uint64_t delay = av_rescale(s->max_delay, 90000, AV_TIME_BASE) * 2;
int64_t dts = AV_NOPTS_VALUE, pts = AV_NOPTS_VALUE;
if (ts->reemit_pat_pmt) {
av_log(s, AV_LOG_WARNING,
"resend_headers option is deprecated, use -mpegts_flags resend_headers\n");
ts->reemit_pat_pmt = 0;
ts->flags |= MPEGTS_FLAG_REEMIT_PAT_PMT;
}
if (ts->flags & MPEGTS_FLAG_REEMIT_PAT_PMT) {
ts->pat_packet_count = ts->pat_packet_period - 1;
ts->sdt_packet_count = ts->sdt_packet_period - 1;
ts->flags &= ~MPEGTS_FLAG_REEMIT_PAT_PMT;
}
if (pkt->pts != AV_NOPTS_VALUE)
pts = pkt->pts + delay;
if (pkt->dts != AV_NOPTS_VALUE)
dts = pkt->dts + delay;
if (ts_st->first_pts_check && pts == AV_NOPTS_VALUE) {
av_log(s, AV_LOG_ERROR, "first pts value must set\n");
return AVERROR(EINVAL);
}
ts_st->first_pts_check = 0;
if (st->codec->codec_id == AV_CODEC_ID_H264) {
const uint8_t *p = buf, *buf_end = p + size;
uint32_t state = -1;
if (pkt->size < 5 || AV_RB32(pkt->data) != 0x0000001) {
av_log(s, AV_LOG_ERROR, "H.264 bitstream malformed, "
"no startcode found, use -bsf h264_mp4toannexb\n");
return AVERROR(EINVAL);
}
do {
p = avpriv_find_start_code(p, buf_end, &state);
av_dlog(s, "nal %d\n", state & 0x1f);
} while (p < buf_end && (state & 0x1f) != 9 &&
(state & 0x1f) != 5 && (state & 0x1f) != 1);
if ((state & 0x1f) != 9) { // AUD NAL
data = av_malloc(pkt->size + 6);
if (!data)
return AVERROR(ENOMEM);
memcpy(data + 6, pkt->data, pkt->size);
AV_WB32(data, 0x00000001);
data[4] = 0x09;
data[5] = 0xf0; // any slice type (0xe) + rbsp stop one bit
buf = data;
size = pkt->size + 6;
}
} else if (st->codec->codec_id == AV_CODEC_ID_AAC) {
if (pkt->size < 2) {
av_log(s, AV_LOG_ERROR, "AAC packet too short\n");
return AVERROR(EINVAL);
}
if ((AV_RB16(pkt->data) & 0xfff0) != 0xfff0) {
int ret;
AVPacket pkt2;
if (!ts_st->amux) {
av_log(s, AV_LOG_ERROR, "AAC bitstream not in ADTS format "
"and extradata missing\n");
return AVERROR(EINVAL);
}
av_init_packet(&pkt2);
pkt2.data = pkt->data;
pkt2.size = pkt->size;
ret = avio_open_dyn_buf(&ts_st->amux->pb);
if (ret < 0)
return AVERROR(ENOMEM);
ret = av_write_frame(ts_st->amux, &pkt2);
if (ret < 0) {
avio_close_dyn_buf(ts_st->amux->pb, &data);
ts_st->amux->pb = NULL;
av_free(data);
return ret;
}
size = avio_close_dyn_buf(ts_st->amux->pb, &data);
ts_st->amux->pb = NULL;
buf = data;
}
}
if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) {
// for video and subtitle, write a single pes packet
mpegts_write_pes(s, st, buf, size, pts, dts,
pkt->flags & AV_PKT_FLAG_KEY);
av_free(data);
return 0;
}
if (ts_st->payload_size + size > ts->pes_payload_size) {
if (ts_st->payload_size) {
mpegts_write_pes(s, st, ts_st->payload, ts_st->payload_size,
ts_st->payload_pts, ts_st->payload_dts,
ts_st->payload_flags & AV_PKT_FLAG_KEY);
ts_st->payload_size = 0;
}
if (size > ts->pes_payload_size) {
mpegts_write_pes(s, st, buf, size, pts, dts,
pkt->flags & AV_PKT_FLAG_KEY);
av_free(data);
return 0;
}
}
if (!ts_st->payload_size) {
ts_st->payload_pts = pts;
ts_st->payload_dts = dts;
ts_st->payload_flags = pkt->flags;
}
memcpy(ts_st->payload + ts_st->payload_size, buf, size);
ts_st->payload_size += size;
av_free(data);
return 0;
}
| 24,529
|
qemu
|
240f64b6dc3346d044d7beb7cc3a53668ce47384
| 0
|
void qmp_object_add(const char *type, const char *id,
bool has_props, QObject *props, Error **errp)
{
const QDict *pdict = NULL;
QmpInputVisitor *qiv;
Object *obj;
if (props) {
pdict = qobject_to_qdict(props);
if (!pdict) {
error_setg(errp, QERR_INVALID_PARAMETER_TYPE, "props", "dict");
return;
}
}
qiv = qmp_input_visitor_new(props, false);
obj = user_creatable_add_type(type, id, pdict,
qmp_input_get_visitor(qiv), errp);
qmp_input_visitor_cleanup(qiv);
if (obj) {
object_unref(obj);
}
}
| 24,530
|
qemu
|
f6bb84d53110398f4899c19dab4e0fe9908ec060
| 1
|
static inline TranslationBlock *tb_find(CPUState *cpu,
TranslationBlock *last_tb,
int tb_exit)
{
CPUArchState *env = (CPUArchState *)cpu->env_ptr;
TranslationBlock *tb;
target_ulong cs_base, pc;
uint32_t flags;
bool acquired_tb_lock = false;
/* we record a subset of the CPU state. It will
always be the same before a given translated block
is executed. */
cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags);
tb = atomic_rcu_read(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(pc)]);
if (unlikely(!tb || tb->pc != pc || tb->cs_base != cs_base ||
tb->flags != flags ||
tb->trace_vcpu_dstate != *cpu->trace_dstate)) {
tb = tb_htable_lookup(cpu, pc, cs_base, flags);
if (!tb) {
/* mmap_lock is needed by tb_gen_code, and mmap_lock must be
* taken outside tb_lock. As system emulation is currently
* single threaded the locks are NOPs.
*/
mmap_lock();
tb_lock();
acquired_tb_lock = true;
/* There's a chance that our desired tb has been translated while
* taking the locks so we check again inside the lock.
*/
tb = tb_htable_lookup(cpu, pc, cs_base, flags);
if (!tb) {
/* if no translated code available, then translate it now */
tb = tb_gen_code(cpu, pc, cs_base, flags, 0);
}
mmap_unlock();
}
/* We add the TB in the virtual pc hash table for the fast lookup */
atomic_set(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(pc)], tb);
}
#ifndef CONFIG_USER_ONLY
/* We don't take care of direct jumps when address mapping changes in
* system emulation. So it's not safe to make a direct jump to a TB
* spanning two pages because the mapping for the second page can change.
*/
if (tb->page_addr[1] != -1) {
last_tb = NULL;
}
#endif
/* See if we can patch the calling TB. */
if (last_tb && !qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
if (!acquired_tb_lock) {
tb_lock();
acquired_tb_lock = true;
}
if (!tb->invalid) {
tb_add_jump(last_tb, tb_exit, tb);
}
}
if (acquired_tb_lock) {
tb_unlock();
}
return tb;
}
| 24,531
|
FFmpeg
|
c3ab0004ae4dffc32494ae84dd15cfaa909a7884
| 1
|
static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
int dstWidth, const uint8_t *src, int srcW,
int xInc)
{
#if ARCH_X86
#if COMPILE_TEMPLATE_MMX2
int32_t *filterPos = c->hLumFilterPos;
int16_t *filter = c->hLumFilter;
int canMMX2BeUsed = c->canMMX2BeUsed;
void *mmx2FilterCode= c->lumMmx2FilterCode;
int i;
#if defined(PIC)
DECLARE_ALIGNED(8, uint64_t, ebxsave);
#endif
if (canMMX2BeUsed) {
__asm__ volatile(
#if defined(PIC)
"mov %%"REG_b", %5 \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
#if ARCH_X86_64
#define CALL_MMX2_FILTER_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
"add %%"REG_S", %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#else
#define CALL_MMX2_FILTER_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#endif /* ARCH_X86_64 */
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
#if defined(PIC)
"mov %5, %%"REG_b" \n\t"
#endif
:: "m" (src), "m" (dst), "m" (filter), "m" (filterPos),
"m" (mmx2FilterCode)
#if defined(PIC)
,"m" (ebxsave)
#endif
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
#if !defined(PIC)
,"%"REG_b
#endif
);
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
} else {
#endif /* COMPILE_TEMPLATE_MMX2 */
x86_reg dstWidth_reg = dstWidth;
x86_reg xInc_shr16 = xInc >> 16;
uint16_t xInc_mask = xInc & 0xffff;
//NO MMX just normal asm ...
__asm__ volatile(
"xor %%"REG_a", %%"REG_a" \n\t" // i
"xor %%"REG_d", %%"REG_d" \n\t" // xx
"xorl %%ecx, %%ecx \n\t" // xalpha
ASMALIGN(4)
"1: \n\t"
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, 2(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
"add $2, %%"REG_a" \n\t"
"cmp %2, %%"REG_a" \n\t"
" jb 1b \n\t"
:: "r" (src), "m" (dst), "m" (dstWidth_reg), "m" (xInc_shr16), "m" (xInc_mask)
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
);
#if COMPILE_TEMPLATE_MMX2
} //if MMX2 can't be used
#endif
#else
int i;
unsigned int xpos=0;
for (i=0;i<dstWidth;i++) {
register unsigned int xx=xpos>>16;
register unsigned int xalpha=(xpos&0xFFFF)>>9;
dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;
xpos+=xInc;
}
#endif /* ARCH_X86 */
}
| 24,532
|
FFmpeg
|
9d0b45ade864f3d2ccd8610149fe1fff53c4e937
| 1
|
static int decrypt_init(AVFormatContext *s, ID3v2ExtraMeta *em, uint8_t *header)
{
OMAContext *oc = s->priv_data;
ID3v2ExtraMetaGEOB *geob = NULL;
uint8_t *gdata;
oc->encrypted = 1;
av_log(s, AV_LOG_INFO, "File is encrypted\n");
/* find GEOB metadata */
while (em) {
if (!strcmp(em->tag, "GEOB") &&
(geob = em->data) &&
(!strcmp(geob->description, "OMG_LSI") ||
!strcmp(geob->description, "OMG_BKLSI"))) {
break;
}
em = em->next;
}
if (!em) {
av_log(s, AV_LOG_ERROR, "No encryption header found\n");
return AVERROR_INVALIDDATA;
}
if (geob->datasize < 64) {
av_log(s, AV_LOG_ERROR,
"Invalid GEOB data size: %u\n", geob->datasize);
return AVERROR_INVALIDDATA;
}
gdata = geob->data;
if (AV_RB16(gdata) != 1)
av_log(s, AV_LOG_WARNING, "Unknown version in encryption header\n");
oc->k_size = AV_RB16(&gdata[2]);
oc->e_size = AV_RB16(&gdata[4]);
oc->i_size = AV_RB16(&gdata[6]);
oc->s_size = AV_RB16(&gdata[8]);
if (memcmp(&gdata[OMA_ENC_HEADER_SIZE], "KEYRING ", 12)) {
av_log(s, AV_LOG_ERROR, "Invalid encryption header\n");
return AVERROR_INVALIDDATA;
}
oc->rid = AV_RB32(&gdata[OMA_ENC_HEADER_SIZE + 28]);
av_log(s, AV_LOG_DEBUG, "RID: %.8x\n", oc->rid);
memcpy(oc->iv, &header[0x58], 8);
hex_log(s, AV_LOG_DEBUG, "IV", oc->iv, 8);
hex_log(s, AV_LOG_DEBUG, "CBC-MAC",
&gdata[OMA_ENC_HEADER_SIZE + oc->k_size + oc->e_size + oc->i_size],
8);
if (s->keylen > 0) {
kset(s, s->key, s->key, s->keylen);
}
if (!memcmp(oc->r_val, (const uint8_t[8]){0}, 8) ||
rprobe(s, gdata, oc->r_val) < 0 &&
nprobe(s, gdata, geob->datasize, oc->n_val) < 0) {
int i;
for (i = 0; i < FF_ARRAY_ELEMS(leaf_table); i += 2) {
uint8_t buf[16];
AV_WL64(buf, leaf_table[i]);
AV_WL64(&buf[8], leaf_table[i + 1]);
kset(s, buf, buf, 16);
if (!rprobe(s, gdata, oc->r_val) ||
!nprobe(s, gdata, geob->datasize, oc->n_val))
break;
}
if (i >= sizeof(leaf_table)) {
av_log(s, AV_LOG_ERROR, "Invalid key\n");
return AVERROR_INVALIDDATA;
}
}
/* e_val */
av_des_init(&oc->av_des, oc->m_val, 64, 0);
av_des_crypt(&oc->av_des, oc->e_val,
&gdata[OMA_ENC_HEADER_SIZE + 40], 1, NULL, 0);
hex_log(s, AV_LOG_DEBUG, "EK", oc->e_val, 8);
/* init e_val */
av_des_init(&oc->av_des, oc->e_val, 64, 1);
return 0;
}
| 24,533
|
qemu
|
73479c5c87bf431c6344a80ab01456ed979447f1
| 1
|
void superh_cpu_do_interrupt(CPUState *cs)
{
SuperHCPU *cpu = SUPERH_CPU(cs);
CPUSH4State *env = &cpu->env;
int do_irq = cs->interrupt_request & CPU_INTERRUPT_HARD;
int do_exp, irq_vector = cs->exception_index;
/* prioritize exceptions over interrupts */
do_exp = cs->exception_index != -1;
do_irq = do_irq && (cs->exception_index == -1);
if (env->sr & (1u << SR_BL)) {
if (do_exp && cs->exception_index != 0x1e0) {
cs->exception_index = 0x000; /* masked exception -> reset */
}
if (do_irq && !env->in_sleep) {
return; /* masked */
}
}
env->in_sleep = 0;
if (do_irq) {
irq_vector = sh_intc_get_pending_vector(env->intc_handle,
(env->sr >> 4) & 0xf);
if (irq_vector == -1) {
return; /* masked */
}
}
if (qemu_loglevel_mask(CPU_LOG_INT)) {
const char *expname;
switch (cs->exception_index) {
case 0x0e0:
expname = "addr_error";
break;
case 0x040:
expname = "tlb_miss";
break;
case 0x0a0:
expname = "tlb_violation";
break;
case 0x180:
expname = "illegal_instruction";
break;
case 0x1a0:
expname = "slot_illegal_instruction";
break;
case 0x800:
expname = "fpu_disable";
break;
case 0x820:
expname = "slot_fpu";
break;
case 0x100:
expname = "data_write";
break;
case 0x060:
expname = "dtlb_miss_write";
break;
case 0x0c0:
expname = "dtlb_violation_write";
break;
case 0x120:
expname = "fpu_exception";
break;
case 0x080:
expname = "initial_page_write";
break;
case 0x160:
expname = "trapa";
break;
default:
expname = do_irq ? "interrupt" : "???";
break;
}
qemu_log("exception 0x%03x [%s] raised\n",
irq_vector, expname);
log_cpu_state(cs, 0);
}
env->ssr = cpu_read_sr(env);
env->spc = env->pc;
env->sgr = env->gregs[15];
env->sr |= (1u << SR_BL) | (1u << SR_MD) | (1u << SR_RB);
if (env->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) {
/* Branch instruction should be executed again before delay slot. */
env->spc -= 2;
/* Clear flags for exception/interrupt routine. */
env->flags &= ~(DELAY_SLOT | DELAY_SLOT_CONDITIONAL);
}
if (do_exp) {
env->expevt = cs->exception_index;
switch (cs->exception_index) {
case 0x000:
case 0x020:
case 0x140:
env->sr &= ~(1u << SR_FD);
env->sr |= 0xf << 4; /* IMASK */
env->pc = 0xa0000000;
break;
case 0x040:
case 0x060:
env->pc = env->vbr + 0x400;
break;
case 0x160:
env->spc += 2; /* special case for TRAPA */
/* fall through */
default:
env->pc = env->vbr + 0x100;
break;
}
return;
}
if (do_irq) {
env->intevt = irq_vector;
env->pc = env->vbr + 0x600;
return;
}
}
| 24,534
|
FFmpeg
|
ee16a0ced01e6a33b7b01a0b21a0e07c1e1c7884
| 0
|
static int smacker_read_packet(AVFormatContext *s, AVPacket *pkt)
{
SmackerContext *smk = s->priv_data;
int flags;
int ret;
int i;
int frame_size = 0;
int palchange = 0;
if (s->pb->eof_reached || smk->cur_frame >= smk->frames)
return AVERROR_EOF;
/* if we demuxed all streams, pass another frame */
if(smk->curstream < 0) {
avio_seek(s->pb, smk->nextpos, 0);
frame_size = smk->frm_size[smk->cur_frame] & (~3);
flags = smk->frm_flags[smk->cur_frame];
/* handle palette change event */
if(flags & SMACKER_PAL){
int size, sz, t, off, j, pos;
uint8_t *pal = smk->pal;
uint8_t oldpal[768];
memcpy(oldpal, pal, 768);
size = avio_r8(s->pb);
size = size * 4 - 1;
frame_size -= size;
frame_size--;
sz = 0;
pos = avio_tell(s->pb) + size;
while(sz < 256){
t = avio_r8(s->pb);
if(t & 0x80){ /* skip palette entries */
sz += (t & 0x7F) + 1;
pal += ((t & 0x7F) + 1) * 3;
} else if(t & 0x40){ /* copy with offset */
off = avio_r8(s->pb);
j = (t & 0x3F) + 1;
if (off + j > 0x100) {
av_log(s, AV_LOG_ERROR,
"Invalid palette update, offset=%d length=%d extends beyond palette size\n",
off, j);
return AVERROR_INVALIDDATA;
}
off *= 3;
while(j-- && sz < 256) {
*pal++ = oldpal[off + 0];
*pal++ = oldpal[off + 1];
*pal++ = oldpal[off + 2];
sz++;
off += 3;
}
} else { /* new entries */
*pal++ = smk_pal[t];
*pal++ = smk_pal[avio_r8(s->pb) & 0x3F];
*pal++ = smk_pal[avio_r8(s->pb) & 0x3F];
sz++;
}
}
avio_seek(s->pb, pos, 0);
palchange |= 1;
}
flags >>= 1;
smk->curstream = -1;
/* if audio chunks are present, put them to stack and retrieve later */
for(i = 0; i < 7; i++) {
if(flags & 1) {
int size;
uint8_t *tmpbuf;
size = avio_rl32(s->pb) - 4;
frame_size -= size;
frame_size -= 4;
smk->curstream++;
tmpbuf = av_realloc(smk->bufs[smk->curstream], size);
if (!tmpbuf)
return AVERROR(ENOMEM);
smk->bufs[smk->curstream] = tmpbuf;
smk->buf_sizes[smk->curstream] = size;
ret = avio_read(s->pb, smk->bufs[smk->curstream], size);
if(ret != size)
return AVERROR(EIO);
smk->stream_id[smk->curstream] = smk->indexes[i];
}
flags >>= 1;
}
if (frame_size < 0)
return AVERROR_INVALIDDATA;
if (av_new_packet(pkt, frame_size + 769))
return AVERROR(ENOMEM);
if(smk->frm_size[smk->cur_frame] & 1)
palchange |= 2;
pkt->data[0] = palchange;
memcpy(pkt->data + 1, smk->pal, 768);
ret = avio_read(s->pb, pkt->data + 769, frame_size);
if(ret != frame_size)
return AVERROR(EIO);
pkt->stream_index = smk->videoindex;
pkt->pts = smk->cur_frame;
pkt->size = ret + 769;
smk->cur_frame++;
smk->nextpos = avio_tell(s->pb);
} else {
if (av_new_packet(pkt, smk->buf_sizes[smk->curstream]))
return AVERROR(ENOMEM);
memcpy(pkt->data, smk->bufs[smk->curstream], smk->buf_sizes[smk->curstream]);
pkt->size = smk->buf_sizes[smk->curstream];
pkt->stream_index = smk->stream_id[smk->curstream];
pkt->pts = smk->aud_pts[smk->curstream];
smk->aud_pts[smk->curstream] += AV_RL32(pkt->data);
smk->curstream--;
}
return 0;
}
| 24,535
|
qemu
|
f332e830e38b3ff3953ef02ac04e409ae53769c5
| 1
|
static void parse_type_size(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
StringInputVisitor *siv = to_siv(v);
Error *err = NULL;
uint64_t val;
if (siv->string) {
parse_option_size(name, siv->string, &val, &err);
} else {
error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
"size");
return;
}
if (err) {
error_propagate(errp, err);
return;
}
*obj = val;
}
| 24,536
|
FFmpeg
|
9f61abc8111c7c43f49ca012e957a108b9cc7610
| 0
|
static int parse_fragment(AVFormatContext *s, const char *filename, int64_t *start_ts, int64_t *duration, int64_t *moof_size, int64_t size)
{
AVIOContext *in;
int ret;
uint32_t len;
if ((ret = avio_open2(&in, filename, AVIO_FLAG_READ, &s->interrupt_callback, NULL)) < 0)
return ret;
ret = AVERROR(EIO);
*moof_size = avio_rb32(in);
if (*moof_size < 8 || *moof_size > size)
goto fail;
if (avio_rl32(in) != MKTAG('m','o','o','f'))
goto fail;
len = avio_rb32(in);
if (len > *moof_size)
goto fail;
if (avio_rl32(in) != MKTAG('m','f','h','d'))
goto fail;
avio_seek(in, len - 8, SEEK_CUR);
avio_rb32(in); /* traf size */
if (avio_rl32(in) != MKTAG('t','r','a','f'))
goto fail;
while (avio_tell(in) < *moof_size) {
uint32_t len = avio_rb32(in);
uint32_t tag = avio_rl32(in);
int64_t end = avio_tell(in) + len - 8;
if (len < 8 || len >= *moof_size)
goto fail;
if (tag == MKTAG('u','u','i','d')) {
const uint8_t tfxd[] = {
0x6d, 0x1d, 0x9b, 0x05, 0x42, 0xd5, 0x44, 0xe6,
0x80, 0xe2, 0x14, 0x1d, 0xaf, 0xf7, 0x57, 0xb2
};
uint8_t uuid[16];
avio_read(in, uuid, 16);
if (!memcmp(uuid, tfxd, 16) && len >= 8 + 16 + 4 + 16) {
avio_seek(in, 4, SEEK_CUR);
*start_ts = avio_rb64(in);
*duration = avio_rb64(in);
ret = 0;
break;
}
}
avio_seek(in, end, SEEK_SET);
}
fail:
avio_close(in);
return ret;
}
| 24,537
|
qemu
|
da98c8eb4c35225049cad8cf767647eb39788b5d
| 0
|
void acpi_pm1_cnt_init(ACPIREGS *ar, qemu_irq cmos_s3)
{
ar->pm1.cnt.cmos_s3 = cmos_s3;
}
| 24,538
|
qemu
|
4083733db5e4120939acee57019ff52db1f45b9d
| 0
|
static void console_refresh(QemuConsole *s)
{
DisplaySurface *surface = qemu_console_surface(s);
TextCell *c;
int x, y, y1;
if (s->ds->have_text) {
s->text_x[0] = 0;
s->text_y[0] = 0;
s->text_x[1] = s->width - 1;
s->text_y[1] = s->height - 1;
s->cursor_invalidate = 1;
}
vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
color_table_rgb[0][COLOR_BLACK]);
y1 = s->y_displayed;
for (y = 0; y < s->height; y++) {
c = s->cells + y1 * s->width;
for (x = 0; x < s->width; x++) {
vga_putcharxy(s, x, y, c->ch,
&(c->t_attrib));
c++;
}
if (++y1 == s->total_height) {
y1 = 0;
}
}
console_show_cursor(s, 1);
dpy_gfx_update(s, 0, 0,
surface_width(surface), surface_height(surface));
}
| 24,539
|
qemu
|
c2b38b277a7882a592f4f2ec955084b2b756daaa
| 0
|
static void qemu_init_child_watch(void)
{
struct sigaction act;
sigchld_bh = qemu_bh_new(sigchld_bh_handler, NULL);
memset(&act, 0, sizeof(act));
act.sa_handler = sigchld_handler;
act.sa_flags = SA_NOCLDSTOP;
sigaction(SIGCHLD, &act, NULL);
}
| 24,540
|
FFmpeg
|
240fd8c96f59ebe9dcfc4152a1086cd3f63400c0
| 0
|
int av_packet_split_side_data(AVPacket *pkt){
if (!pkt->side_data_elems && pkt->size >12 && AV_RB64(pkt->data + pkt->size - 8) == FF_MERGE_MARKER){
int i;
unsigned int size, orig_pktsize = pkt->size;
uint8_t *p;
p = pkt->data + pkt->size - 8 - 5;
for (i=1; ; i++){
size = AV_RB32(p);
if (size>INT_MAX || p - pkt->data < size)
return 0;
if (p[4]&128)
break;
p-= size+5;
}
pkt->side_data = av_malloc(i * sizeof(*pkt->side_data));
if (!pkt->side_data)
return AVERROR(ENOMEM);
p= pkt->data + pkt->size - 8 - 5;
for (i=0; ; i++){
size= AV_RB32(p);
av_assert0(size<=INT_MAX && p - pkt->data >= size);
pkt->side_data[i].data = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
pkt->side_data[i].size = size;
pkt->side_data[i].type = p[4]&127;
if (!pkt->side_data[i].data)
return AVERROR(ENOMEM);
memcpy(pkt->side_data[i].data, p-size, size);
pkt->size -= size + 5;
if(p[4]&128)
break;
p-= size+5;
}
pkt->size -= 8;
/* FFMIN() prevents overflow in case the packet wasn't allocated with
* proper padding.
* If the side data is smaller than the buffer padding size, the
* remaining bytes should have already been filled with zeros by the
* original packet allocation anyway. */
memset(pkt->data + pkt->size, 0,
FFMIN(orig_pktsize - pkt->size, FF_INPUT_BUFFER_PADDING_SIZE));
pkt->side_data_elems = i+1;
return 1;
}
return 0;
}
| 24,541
|
qemu
|
3e305e4a4752f70c0b5c3cf5b43ec957881714f7
| 1
|
int vnc_tls_client_setup(VncState *vs,
int needX509Creds) {
VNC_DEBUG("Do TLS setup\n");
if (vnc_tls_initialize() < 0) {
VNC_DEBUG("Failed to init TLS\n");
vnc_client_error(vs);
return -1;
}
if (vs->tls.session == NULL) {
if (gnutls_init(&vs->tls.session, GNUTLS_SERVER) < 0) {
vnc_client_error(vs);
return -1;
}
if (gnutls_set_default_priority(vs->tls.session) < 0) {
gnutls_deinit(vs->tls.session);
vs->tls.session = NULL;
vnc_client_error(vs);
return -1;
}
if (vnc_set_gnutls_priority(vs->tls.session, needX509Creds) < 0) {
gnutls_deinit(vs->tls.session);
vs->tls.session = NULL;
vnc_client_error(vs);
return -1;
}
if (needX509Creds) {
gnutls_certificate_server_credentials x509_cred =
vnc_tls_initialize_x509_cred(vs->vd);
if (!x509_cred) {
gnutls_deinit(vs->tls.session);
vs->tls.session = NULL;
vnc_client_error(vs);
return -1;
}
if (gnutls_credentials_set(vs->tls.session,
GNUTLS_CRD_CERTIFICATE, x509_cred) < 0) {
gnutls_deinit(vs->tls.session);
vs->tls.session = NULL;
gnutls_certificate_free_credentials(x509_cred);
vnc_client_error(vs);
return -1;
}
if (vs->vd->tls.x509verify) {
VNC_DEBUG("Requesting a client certificate\n");
gnutls_certificate_server_set_request(vs->tls.session,
GNUTLS_CERT_REQUEST);
}
} else {
gnutls_anon_server_credentials_t anon_cred =
vnc_tls_initialize_anon_cred();
if (!anon_cred) {
gnutls_deinit(vs->tls.session);
vs->tls.session = NULL;
vnc_client_error(vs);
return -1;
}
if (gnutls_credentials_set(vs->tls.session,
GNUTLS_CRD_ANON, anon_cred) < 0) {
gnutls_deinit(vs->tls.session);
vs->tls.session = NULL;
gnutls_anon_free_server_credentials(anon_cred);
vnc_client_error(vs);
return -1;
}
}
gnutls_transport_set_ptr(vs->tls.session, (gnutls_transport_ptr_t)vs);
gnutls_transport_set_push_function(vs->tls.session, vnc_tls_push);
gnutls_transport_set_pull_function(vs->tls.session, vnc_tls_pull);
}
return 0;
}
| 24,542
|
FFmpeg
|
f6b7f72461673e4d398b1edf9ed2a7fe70d99c47
| 0
|
static void av_always_inline filter_mb_edgech( uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, H264Context *h, int intra ) {
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
const int alpha = alpha_table[index_a];
const int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 || !intra ) {
int8_t tc[4];
tc[0] = tc0_table[index_a][bS[0]]+1;
tc[1] = tc0_table[index_a][bS[1]]+1;
tc[2] = tc0_table[index_a][bS[2]]+1;
tc[3] = tc0_table[index_a][bS[3]]+1;
h->h264dsp.h264_v_loop_filter_chroma(pix, stride, alpha, beta, tc);
} else {
h->h264dsp.h264_v_loop_filter_chroma_intra(pix, stride, alpha, beta);
}
}
| 24,543
|
qemu
|
a89f364ae8740dfc31b321eed9ee454e996dc3c1
| 0
|
static inline void bt_hci_lmp_acl_data(struct bt_hci_s *hci, uint16_t handle,
const uint8_t *data, int start, int len)
{
struct hci_acl_hdr *pkt = (void *) hci->acl_buf;
/* TODO: packet flags */
/* TODO: avoid memcpy'ing */
if (len + HCI_ACL_HDR_SIZE > sizeof(hci->acl_buf)) {
fprintf(stderr, "%s: can't take ACL packets %i bytes long\n",
__FUNCTION__, len);
return;
}
memcpy(hci->acl_buf + HCI_ACL_HDR_SIZE, data, len);
pkt->handle = cpu_to_le16(
acl_handle_pack(handle, start ? ACL_START : ACL_CONT));
pkt->dlen = cpu_to_le16(len);
hci->info.acl_recv(hci->info.opaque,
hci->acl_buf, len + HCI_ACL_HDR_SIZE);
}
| 24,544
|
qemu
|
42bb9c9178ae7ac4c439172b1ae99cc29188a5c6
| 0
|
static void xilinx_enet_init(Object *obj)
{
XilinxAXIEnet *s = XILINX_AXI_ENET(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
Error *errp = NULL;
object_property_add_link(obj, "axistream-connected", TYPE_STREAM_SLAVE,
(Object **) &s->tx_dev, &errp);
assert_no_error(errp);
object_initialize(&s->rx_data_dev, TYPE_XILINX_AXI_ENET_DATA_STREAM);
object_property_add_child(OBJECT(s), "axistream-connected-target",
(Object *)&s->rx_data_dev, &errp);
assert_no_error(errp);
sysbus_init_irq(sbd, &s->irq);
memory_region_init_io(&s->iomem, &enet_ops, s, "enet", 0x40000);
sysbus_init_mmio(sbd, &s->iomem);
}
| 24,545
|
qemu
|
23326164ae6fe8d94b7eff123e03f97ca6978d33
| 0
|
bool address_space_rw(AddressSpace *as, hwaddr addr, uint8_t *buf,
int len, bool is_write)
{
hwaddr l;
uint8_t *ptr;
uint64_t val;
hwaddr addr1;
MemoryRegion *mr;
bool error = false;
while (len > 0) {
l = len;
mr = address_space_translate(as, addr, &addr1, &l, is_write);
if (is_write) {
if (!memory_access_is_direct(mr, is_write)) {
l = memory_access_size(mr, l, addr1);
/* XXX: could force current_cpu to NULL to avoid
potential bugs */
if (l == 4) {
/* 32 bit write access */
val = ldl_p(buf);
error |= io_mem_write(mr, addr1, val, 4);
} else if (l == 2) {
/* 16 bit write access */
val = lduw_p(buf);
error |= io_mem_write(mr, addr1, val, 2);
} else {
/* 8 bit write access */
val = ldub_p(buf);
error |= io_mem_write(mr, addr1, val, 1);
}
} else {
addr1 += memory_region_get_ram_addr(mr);
/* RAM case */
ptr = qemu_get_ram_ptr(addr1);
memcpy(ptr, buf, l);
invalidate_and_set_dirty(addr1, l);
}
} else {
if (!memory_access_is_direct(mr, is_write)) {
/* I/O case */
l = memory_access_size(mr, l, addr1);
if (l == 4) {
/* 32 bit read access */
error |= io_mem_read(mr, addr1, &val, 4);
stl_p(buf, val);
} else if (l == 2) {
/* 16 bit read access */
error |= io_mem_read(mr, addr1, &val, 2);
stw_p(buf, val);
} else {
/* 8 bit read access */
error |= io_mem_read(mr, addr1, &val, 1);
stb_p(buf, val);
}
} else {
/* RAM case */
ptr = qemu_get_ram_ptr(mr->ram_addr + addr1);
memcpy(buf, ptr, l);
}
}
len -= l;
buf += l;
addr += l;
}
return error;
}
| 24,546
|
qemu
|
5c55ff99fa88158871d5b9f619c485deae5f3d5b
| 0
|
static int create_ppc_opcodes (CPUPPCState *env, const ppc_def_t *def)
{
opcode_t *opc, *start, *end;
fill_new_table(env->opcodes, 0x40);
if (&opc_start < &opc_end) {
start = &opc_start;
end = &opc_end;
} else {
start = &opc_end;
end = &opc_start;
}
for (opc = start + 1; opc != end; opc++) {
if ((opc->handler.type & def->insns_flags) != 0) {
if (register_insn(env->opcodes, opc) < 0) {
printf("*** ERROR initializing PowerPC instruction "
"0x%02x 0x%02x 0x%02x\n", opc->opc1, opc->opc2,
opc->opc3);
return -1;
}
}
}
fix_opcode_tables(env->opcodes);
fflush(stdout);
fflush(stderr);
return 0;
}
| 24,547
|
qemu
|
b7f43fe46029d8fd0594cd599fa2599dcce0f553
| 1
|
Object *object_dynamic_cast_assert(Object *obj, const char *typename)
{
Object *inst;
inst = object_dynamic_cast(obj, typename);
if (!inst) {
fprintf(stderr, "Object %p is not an instance of type %s\n",
obj, typename);
abort();
}
return inst;
}
| 24,548
|
qemu
|
6658ffb81ee56a510d7d77025872a508a9adce3a
| 1
|
static inline int gen_intermediate_code_internal(CPUState *env,
TranslationBlock *tb,
int search_pc)
{
DisasContext dc1, *dc = &dc1;
uint16_t *gen_opc_end;
int j, lj;
target_ulong pc_start;
uint32_t next_page_start;
/* generate intermediate code */
pc_start = tb->pc;
dc->tb = tb;
gen_opc_ptr = gen_opc_buf;
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
gen_opparam_ptr = gen_opparam_buf;
dc->is_jmp = DISAS_NEXT;
dc->pc = pc_start;
dc->singlestep_enabled = env->singlestep_enabled;
dc->condjmp = 0;
dc->thumb = env->thumb;
#if !defined(CONFIG_USER_ONLY)
dc->user = (env->uncached_cpsr & 0x1f) == ARM_CPU_MODE_USR;
#endif
next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
nb_gen_labels = 0;
lj = -1;
do {
if (env->nb_breakpoints > 0) {
for(j = 0; j < env->nb_breakpoints; j++) {
if (env->breakpoints[j] == dc->pc) {
gen_op_movl_T0_im((long)dc->pc);
gen_op_movl_reg_TN[0][15]();
gen_op_debug();
dc->is_jmp = DISAS_JUMP;
break;
}
}
}
if (search_pc) {
j = gen_opc_ptr - gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j)
gen_opc_instr_start[lj++] = 0;
}
gen_opc_pc[lj] = dc->pc;
gen_opc_instr_start[lj] = 1;
}
if (env->thumb)
disas_thumb_insn(dc);
else
disas_arm_insn(env, dc);
if (dc->condjmp && !dc->is_jmp) {
gen_set_label(dc->condlabel);
dc->condjmp = 0;
}
/* Terminate the TB on memory ops if watchpoints are present. */
/* FIXME: This should be replacd by the deterministic execution
* IRQ raising bits. */
if (dc->is_mem && env->nb_watchpoints)
break;
/* Translation stops when a conditional branch is enoutered.
* Otherwise the subsequent code could get translated several times.
* Also stop translation when a page boundary is reached. This
* ensures prefech aborts occur at the right place. */
} while (!dc->is_jmp && gen_opc_ptr < gen_opc_end &&
!env->singlestep_enabled &&
dc->pc < next_page_start);
/* At this stage dc->condjmp will only be set when the skipped
* instruction was a conditional branch, and the PC has already been
* written. */
if (__builtin_expect(env->singlestep_enabled, 0)) {
/* Make sure the pc is updated, and raise a debug exception. */
if (dc->condjmp) {
gen_op_debug();
gen_set_label(dc->condlabel);
}
if (dc->condjmp || !dc->is_jmp) {
gen_op_movl_T0_im((long)dc->pc);
gen_op_movl_reg_TN[0][15]();
dc->condjmp = 0;
}
gen_op_debug();
} else {
switch(dc->is_jmp) {
case DISAS_NEXT:
gen_goto_tb(dc, 1, dc->pc);
break;
default:
case DISAS_JUMP:
case DISAS_UPDATE:
/* indicate that the hash table must be used to find the next TB */
gen_op_movl_T0_0();
gen_op_exit_tb();
break;
case DISAS_TB_JUMP:
/* nothing more to generate */
break;
}
if (dc->condjmp) {
gen_set_label(dc->condlabel);
gen_goto_tb(dc, 1, dc->pc);
dc->condjmp = 0;
}
}
*gen_opc_ptr = INDEX_op_end;
#ifdef DEBUG_DISAS
if (loglevel & CPU_LOG_TB_IN_ASM) {
fprintf(logfile, "----------------\n");
fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
target_disas(logfile, pc_start, dc->pc - pc_start, env->thumb);
fprintf(logfile, "\n");
if (loglevel & (CPU_LOG_TB_OP)) {
fprintf(logfile, "OP:\n");
dump_ops(gen_opc_buf, gen_opparam_buf);
fprintf(logfile, "\n");
}
}
#endif
if (search_pc) {
j = gen_opc_ptr - gen_opc_buf;
lj++;
while (lj <= j)
gen_opc_instr_start[lj++] = 0;
tb->size = 0;
} else {
tb->size = dc->pc - pc_start;
}
return 0;
}
| 24,549
|
qemu
|
1c46efaa0a175e468772405385ca26a1e35dd94c
| 0
|
static void qcow_aio_read_cb(void *opaque, int ret)
{
QCowAIOCB *acb = opaque;
BlockDriverState *bs = acb->common.bs;
BDRVQcowState *s = bs->opaque;
int index_in_cluster, n1;
acb->hd_aiocb = NULL;
if (ret < 0)
goto done;
/* post process the read buffer */
if (!acb->cluster_offset) {
/* nothing to do */
} else if (acb->cluster_offset & QCOW_OFLAG_COMPRESSED) {
/* nothing to do */
} else {
if (s->crypt_method) {
qcow2_encrypt_sectors(s, acb->sector_num, acb->buf, acb->buf,
acb->cur_nr_sectors, 0,
&s->aes_decrypt_key);
}
}
acb->remaining_sectors -= acb->cur_nr_sectors;
acb->sector_num += acb->cur_nr_sectors;
acb->buf += acb->cur_nr_sectors * 512;
if (acb->remaining_sectors == 0) {
/* request completed */
ret = 0;
goto done;
}
/* prepare next AIO request */
acb->cur_nr_sectors = acb->remaining_sectors;
acb->cluster_offset = qcow2_get_cluster_offset(bs, acb->sector_num << 9,
&acb->cur_nr_sectors);
index_in_cluster = acb->sector_num & (s->cluster_sectors - 1);
if (!acb->cluster_offset) {
if (bs->backing_hd) {
/* read from the base image */
n1 = qcow2_backing_read1(bs->backing_hd, acb->sector_num,
acb->buf, acb->cur_nr_sectors);
if (n1 > 0) {
acb->hd_iov.iov_base = (void *)acb->buf;
acb->hd_iov.iov_len = acb->cur_nr_sectors * 512;
qemu_iovec_init_external(&acb->hd_qiov, &acb->hd_iov, 1);
BLKDBG_EVENT(bs->file, BLKDBG_READ_BACKING_AIO);
acb->hd_aiocb = bdrv_aio_readv(bs->backing_hd, acb->sector_num,
&acb->hd_qiov, acb->cur_nr_sectors,
qcow_aio_read_cb, acb);
if (acb->hd_aiocb == NULL)
goto done;
} else {
ret = qcow_schedule_bh(qcow_aio_read_bh, acb);
if (ret < 0)
goto done;
}
} else {
/* Note: in this case, no need to wait */
memset(acb->buf, 0, 512 * acb->cur_nr_sectors);
ret = qcow_schedule_bh(qcow_aio_read_bh, acb);
if (ret < 0)
goto done;
}
} else if (acb->cluster_offset & QCOW_OFLAG_COMPRESSED) {
/* add AIO support for compressed blocks ? */
if (qcow2_decompress_cluster(bs, acb->cluster_offset) < 0)
goto done;
memcpy(acb->buf, s->cluster_cache + index_in_cluster * 512,
512 * acb->cur_nr_sectors);
ret = qcow_schedule_bh(qcow_aio_read_bh, acb);
if (ret < 0)
goto done;
} else {
if ((acb->cluster_offset & 511) != 0) {
ret = -EIO;
goto done;
}
acb->hd_iov.iov_base = (void *)acb->buf;
acb->hd_iov.iov_len = acb->cur_nr_sectors * 512;
qemu_iovec_init_external(&acb->hd_qiov, &acb->hd_iov, 1);
BLKDBG_EVENT(bs->file, BLKDBG_READ_AIO);
acb->hd_aiocb = bdrv_aio_readv(bs->file,
(acb->cluster_offset >> 9) + index_in_cluster,
&acb->hd_qiov, acb->cur_nr_sectors,
qcow_aio_read_cb, acb);
if (acb->hd_aiocb == NULL) {
ret = -EIO;
goto done;
}
}
return;
done:
if (acb->qiov->niov > 1) {
qemu_iovec_from_buffer(acb->qiov, acb->orig_buf, acb->qiov->size);
qemu_vfree(acb->orig_buf);
}
acb->common.cb(acb->common.opaque, ret);
qemu_aio_release(acb);
}
| 24,550
|
qemu
|
d8754f40acb2d30e4735cdcd21a16e7ac29264a3
| 0
|
opts_end_list(Visitor *v, Error **errp)
{
OptsVisitor *ov = DO_UPCAST(OptsVisitor, visitor, v);
assert(ov->list_mode == LM_STARTED || ov->list_mode == LM_IN_PROGRESS);
ov->repeated_opts = NULL;
ov->list_mode = LM_NONE;
}
| 24,551
|
qemu
|
1ea879e5580f63414693655fcf0328559cdce138
| 0
|
static CaptureVoiceOut *audio_pcm_capture_find_specific (
AudioState *s,
audsettings_t *as
)
{
CaptureVoiceOut *cap;
for (cap = s->cap_head.lh_first; cap; cap = cap->entries.le_next) {
if (audio_pcm_info_eq (&cap->hw.info, as)) {
return cap;
}
}
return NULL;
}
| 24,552
|
FFmpeg
|
fbd6c97f9ca858140df16dd07200ea0d4bdc1a83
| 1
|
AVBufferRef *av_buffer_pool_get(AVBufferPool *pool)
{
AVBufferRef *ret;
BufferPoolEntry *buf;
/* check whether the pool is empty */
buf = get_pool(pool);
if (!buf)
return pool_alloc_buffer(pool);
/* keep the first entry, return the rest of the list to the pool */
add_to_pool(buf->next);
buf->next = NULL;
ret = av_buffer_create(buf->data, pool->size, pool_release_buffer,
buf, 0);
if (!ret) {
add_to_pool(buf);
return NULL;
}
avpriv_atomic_int_add_and_fetch(&pool->refcount, 1);
return ret;
}
| 24,553
|
qemu
|
c599d4d6d6e9bfdb64e54c33a22cb26e3496b96d
| 1
|
static void QEMU_NORETURN force_sig(int target_sig)
{
CPUState *cpu = thread_cpu;
CPUArchState *env = cpu->env_ptr;
TaskState *ts = (TaskState *)cpu->opaque;
int host_sig, core_dumped = 0;
struct sigaction act;
host_sig = target_to_host_signal(target_sig);
trace_user_force_sig(env, target_sig, host_sig);
gdb_signalled(env, target_sig);
/* dump core if supported by target binary format */
if (core_dump_signal(target_sig) && (ts->bprm->core_dump != NULL)) {
stop_all_tasks();
core_dumped =
((*ts->bprm->core_dump)(target_sig, env) == 0);
}
if (core_dumped) {
/* we already dumped the core of target process, we don't want
* a coredump of qemu itself */
struct rlimit nodump;
getrlimit(RLIMIT_CORE, &nodump);
nodump.rlim_cur=0;
setrlimit(RLIMIT_CORE, &nodump);
(void) fprintf(stderr, "qemu: uncaught target signal %d (%s) - %s\n",
target_sig, strsignal(host_sig), "core dumped" );
}
/* The proper exit code for dying from an uncaught signal is
* -<signal>. The kernel doesn't allow exit() or _exit() to pass
* a negative value. To get the proper exit code we need to
* actually die from an uncaught signal. Here the default signal
* handler is installed, we send ourself a signal and we wait for
* it to arrive. */
sigfillset(&act.sa_mask);
act.sa_handler = SIG_DFL;
act.sa_flags = 0;
sigaction(host_sig, &act, NULL);
/* For some reason raise(host_sig) doesn't send the signal when
* statically linked on x86-64. */
kill(getpid(), host_sig);
/* Make sure the signal isn't masked (just reuse the mask inside
of act) */
sigdelset(&act.sa_mask, host_sig);
sigsuspend(&act.sa_mask);
/* unreachable */
abort();
}
| 24,554
|
FFmpeg
|
20035fa24103da9199de3515ca75ba1f6bb275aa
| 1
|
static int scale_vector(int16_t *dst, const int16_t *vector, int length)
{
int bits, max = 0;
int i;
for (i = 0; i < length; i++)
max |= FFABS(vector[i]);
bits = normalize_bits(max, 15);
if (bits == 15)
for (i = 0; i < length; i++)
dst[i] = vector[i] * 0x7fff >> 3;
else
for (i = 0; i < length; i++)
dst[i] = vector[i] << bits >> 3;
return bits - 3;
}
| 24,555
|
qemu
|
8dfbaa6ac450c4ec2646b1ca08a4017052a90c1d
| 0
|
static int virtio_ccw_hcall_notify(const uint64_t *args)
{
uint64_t subch_id = args[0];
uint64_t queue = args[1];
SubchDev *sch;
int cssid, ssid, schid, m;
if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) {
return -EINVAL;
}
sch = css_find_subch(m, cssid, ssid, schid);
if (!sch || !css_subch_visible(sch)) {
return -EINVAL;
}
if (queue >= VIRTIO_PCI_QUEUE_MAX) {
return -EINVAL;
}
virtio_queue_notify(virtio_ccw_get_vdev(sch), queue);
return 0;
}
| 24,556
|
FFmpeg
|
c04643a2c24564aed96a5b0760de8bf02eb305c6
| 0
|
void prepare_grab(void)
{
int has_video, has_audio, i, j;
AVFormatContext *oc;
AVFormatContext *ic;
AVFormatParameters ap1, *ap = &ap1;
/* see if audio/video inputs are needed */
has_video = 0;
has_audio = 0;
memset(ap, 0, sizeof(*ap));
for(j=0;j<nb_output_files;j++) {
oc = output_files[j];
for(i=0;i<oc->nb_streams;i++) {
AVCodecContext *enc = &oc->streams[i]->codec;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
if (enc->sample_rate > ap->sample_rate)
ap->sample_rate = enc->sample_rate;
if (enc->channels > ap->channels)
ap->channels = enc->channels;
has_audio = 1;
break;
case CODEC_TYPE_VIDEO:
if (enc->width > ap->width)
ap->width = enc->width;
if (enc->height > ap->height)
ap->height = enc->height;
if (enc->frame_rate > ap->frame_rate)
ap->frame_rate = enc->frame_rate;
has_video = 1;
break;
default:
abort();
}
}
}
if (has_video == 0 && has_audio == 0) {
fprintf(stderr, "Output file must have at least one audio or video stream\n");
exit(1);
}
if (has_video) {
AVInputFormat *fmt1;
fmt1 = av_find_input_format("video_grab_device");
if (av_open_input_file(&ic, "", fmt1, 0, ap) < 0) {
fprintf(stderr, "Could not find video grab device\n");
exit(1);
}
/* by now video grab has one stream */
ic->streams[0]->r_frame_rate = ap->frame_rate;
input_files[nb_input_files] = ic;
dump_format(ic, nb_input_files, v4l_device, 0);
nb_input_files++;
}
if (has_audio) {
AVInputFormat *fmt1;
fmt1 = av_find_input_format("audio_device");
if (av_open_input_file(&ic, "", fmt1, 0, ap) < 0) {
fprintf(stderr, "Could not find audio grab device\n");
exit(1);
}
input_files[nb_input_files] = ic;
dump_format(ic, nb_input_files, audio_device, 0);
nb_input_files++;
}
}
| 24,557
|
FFmpeg
|
9156a5ad72e989e0fa2735741edf894fffad33b9
| 0
|
static void ipvideo_decode_opcodes(IpvideoContext *s)
{
int x, y;
unsigned char opcode;
int ret;
static int frame = 0;
GetBitContext gb;
debug_interplay("------------------ frame %d\n", frame);
frame++;
/* this is PAL8, so make the palette available */
memcpy(s->current_frame.data[1], s->avctx->palctrl->palette, PALETTE_COUNT * 4);
s->stride = s->current_frame.linesize[0];
s->stream_ptr = s->buf + 14; /* data starts 14 bytes in */
s->stream_end = s->buf + s->size;
s->line_inc = s->stride - 8;
s->upper_motion_limit_offset = (s->avctx->height - 8) * s->stride
+ s->avctx->width - 8;
init_get_bits(&gb, s->decoding_map, s->decoding_map_size * 8);
for (y = 0; y < (s->stride * s->avctx->height); y += s->stride * 8) {
for (x = y; x < y + s->avctx->width; x += 8) {
opcode = get_bits(&gb, 4);
debug_interplay(" block @ (%3d, %3d): encoding 0x%X, data ptr @ %p\n",
x - y, y / s->stride, opcode, s->stream_ptr);
s->pixel_ptr = s->current_frame.data[0] + x;
ret = ipvideo_decode_block[opcode](s);
if (ret != 0) {
av_log(s->avctx, AV_LOG_ERROR, " Interplay video: decode problem on frame %d, @ block (%d, %d)\n",
frame, x - y, y / s->stride);
return;
}
}
}
if (s->stream_end - s->stream_ptr > 1) {
av_log(s->avctx, AV_LOG_ERROR, " Interplay video: decode finished with %td bytes left over\n",
s->stream_end - s->stream_ptr);
}
}
| 24,558
|
qemu
|
21ce148c7ec71ee32834061355a5ecfd1a11f90f
| 1
|
static inline void cris_fidx_i(unsigned int x)
{
register unsigned int v asm("$r10") = x;
asm ("fidxi\t[%0]\n" : : "r" (v) );
}
| 24,559
|
qemu
|
b6fcf32d9b851a83dedcb609091236b97cc4a985
| 0
|
static void test_nested_struct_list(gconstpointer opaque)
{
TestArgs *args = (TestArgs *) opaque;
const SerializeOps *ops = args->ops;
UserDefNestedList *listp = NULL, *tmp, *tmp_copy, *listp_copy = NULL;
Error *err = NULL;
void *serialize_data;
int i = 0;
for (i = 0; i < 8; i++) {
tmp = g_malloc0(sizeof(UserDefNestedList));
tmp->value = nested_struct_create();
tmp->next = listp;
listp = tmp;
}
ops->serialize(listp, &serialize_data, visit_nested_struct_list, &err);
ops->deserialize((void **)&listp_copy, serialize_data,
visit_nested_struct_list, &err);
g_assert(err == NULL);
tmp = listp;
tmp_copy = listp_copy;
while (listp_copy) {
g_assert(listp);
nested_struct_compare(listp->value, listp_copy->value);
listp = listp->next;
listp_copy = listp_copy->next;
}
qapi_free_UserDefNestedList(tmp);
qapi_free_UserDefNestedList(tmp_copy);
ops->cleanup(serialize_data);
g_free(args);
}
| 24,560
|
FFmpeg
|
229843aa359ae0c9519977d7fa952688db63f559
| 0
|
static void handle_char(CCaptionSubContext *ctx, char hi, char lo, int64_t pts)
{
struct Screen *screen = get_writing_screen(ctx);
char *row = screen->characters[ctx->cursor_row];
int ret;
SET_FLAG(screen->row_used,ctx->cursor_row);
ret = write_char(ctx, row, ctx->cursor_column, hi);
if( ret == 0 )
ctx->cursor_column++;
if(lo) {
ret = write_char(ctx, row, ctx->cursor_column, lo);
if ( ret == 0 )
ctx->cursor_column++;
}
write_char(ctx, row, ctx->cursor_column, 0);
/* reset prev command since character can repeat */
ctx->prev_cmd[0] = 0;
ctx->prev_cmd[1] = 0;
if (lo)
av_dlog(ctx, "(%c,%c)\n",hi,lo);
else
av_dlog(ctx, "(%c)\n",hi);
}
| 24,561
|
qemu
|
12d4536f7d911b6d87a766ad7300482ea663cea2
| 1
|
int qemu_cpu_is_self(void *env)
{
return 1;
}
| 24,562
|
qemu
|
71d0770c4cec9f1dc04f4dadcbf7fd6c335030a9
| 1
|
BlockDriverAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num,
QEMUIOVector *iov, int nb_sectors,
BlockDriverCompletionFunc *cb, void *opaque)
{
return bdrv_aio_rw_vector(bs, sector_num, iov, nb_sectors,
cb, opaque, 1);
}
| 24,563
|
qemu
|
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
| 0
|
static void omap_mcbsp_writeh(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
int offset = addr & OMAP_MPUI_REG_MASK;
switch (offset) {
case 0x00: /* DRR2 */
case 0x02: /* DRR1 */
OMAP_RO_REG(addr);
return;
case 0x04: /* DXR2 */
if (((s->xcr[0] >> 5) & 7) < 3) /* XWDLEN1 */
return;
/* Fall through. */
case 0x06: /* DXR1 */
if (s->tx_req > 1) {
s->tx_req -= 2;
if (s->codec && s->codec->cts) {
s->codec->out.fifo[s->codec->out.len ++] = (value >> 8) & 0xff;
s->codec->out.fifo[s->codec->out.len ++] = (value >> 0) & 0xff;
}
if (s->tx_req < 2)
omap_mcbsp_tx_done(s);
} else
printf("%s: Tx FIFO overrun\n", __FUNCTION__);
return;
case 0x08: /* SPCR2 */
s->spcr[1] &= 0x0002;
s->spcr[1] |= 0x03f9 & value;
s->spcr[1] |= 0x0004 & (value << 2); /* XEMPTY := XRST */
if (~value & 1) /* XRST */
s->spcr[1] &= ~6;
omap_mcbsp_req_update(s);
return;
case 0x0a: /* SPCR1 */
s->spcr[0] &= 0x0006;
s->spcr[0] |= 0xf8f9 & value;
if (value & (1 << 15)) /* DLB */
printf("%s: Digital Loopback mode enable attempt\n", __FUNCTION__);
if (~value & 1) { /* RRST */
s->spcr[0] &= ~6;
s->rx_req = 0;
omap_mcbsp_rx_done(s);
}
omap_mcbsp_req_update(s);
return;
case 0x0c: /* RCR2 */
s->rcr[1] = value & 0xffff;
return;
case 0x0e: /* RCR1 */
s->rcr[0] = value & 0x7fe0;
return;
case 0x10: /* XCR2 */
s->xcr[1] = value & 0xffff;
return;
case 0x12: /* XCR1 */
s->xcr[0] = value & 0x7fe0;
return;
case 0x14: /* SRGR2 */
s->srgr[1] = value & 0xffff;
omap_mcbsp_req_update(s);
return;
case 0x16: /* SRGR1 */
s->srgr[0] = value & 0xffff;
omap_mcbsp_req_update(s);
return;
case 0x18: /* MCR2 */
s->mcr[1] = value & 0x03e3;
if (value & 3) /* XMCM */
printf("%s: Tx channel selection mode enable attempt\n",
__FUNCTION__);
return;
case 0x1a: /* MCR1 */
s->mcr[0] = value & 0x03e1;
if (value & 1) /* RMCM */
printf("%s: Rx channel selection mode enable attempt\n",
__FUNCTION__);
return;
case 0x1c: /* RCERA */
s->rcer[0] = value & 0xffff;
return;
case 0x1e: /* RCERB */
s->rcer[1] = value & 0xffff;
return;
case 0x20: /* XCERA */
s->xcer[0] = value & 0xffff;
return;
case 0x22: /* XCERB */
s->xcer[1] = value & 0xffff;
return;
case 0x24: /* PCR0 */
s->pcr = value & 0x7faf;
return;
case 0x26: /* RCERC */
s->rcer[2] = value & 0xffff;
return;
case 0x28: /* RCERD */
s->rcer[3] = value & 0xffff;
return;
case 0x2a: /* XCERC */
s->xcer[2] = value & 0xffff;
return;
case 0x2c: /* XCERD */
s->xcer[3] = value & 0xffff;
return;
case 0x2e: /* RCERE */
s->rcer[4] = value & 0xffff;
return;
case 0x30: /* RCERF */
s->rcer[5] = value & 0xffff;
return;
case 0x32: /* XCERE */
s->xcer[4] = value & 0xffff;
return;
case 0x34: /* XCERF */
s->xcer[5] = value & 0xffff;
return;
case 0x36: /* RCERG */
s->rcer[6] = value & 0xffff;
return;
case 0x38: /* RCERH */
s->rcer[7] = value & 0xffff;
return;
case 0x3a: /* XCERG */
s->xcer[6] = value & 0xffff;
return;
case 0x3c: /* XCERH */
s->xcer[7] = value & 0xffff;
return;
}
OMAP_BAD_REG(addr);
}
| 24,564
|
FFmpeg
|
1f630b97178cdf1637c96f0eecd0975cde30bb7c
| 0
|
static inline void h264_loop_filter_luma_mmx2(uint8_t *pix, int stride, int alpha1, int beta1, int8_t *tc0)
{
DECLARE_ALIGNED_8(uint64_t, tmp0[2]);
__asm__ volatile(
"movq (%1,%3), %%mm0 \n\t" //p1
"movq (%1,%3,2), %%mm1 \n\t" //p0
"movq (%2), %%mm2 \n\t" //q0
"movq (%2,%3), %%mm3 \n\t" //q1
H264_DEBLOCK_MASK(%6, %7)
"movd %5, %%mm4 \n\t"
"punpcklbw %%mm4, %%mm4 \n\t"
"punpcklwd %%mm4, %%mm4 \n\t"
"pcmpeqb %%mm3, %%mm3 \n\t"
"movq %%mm4, %%mm6 \n\t"
"pcmpgtb %%mm3, %%mm4 \n\t"
"movq %%mm6, 8+%0 \n\t"
"pand %%mm4, %%mm7 \n\t"
"movq %%mm7, %0 \n\t"
/* filter p1 */
"movq (%1), %%mm3 \n\t" //p2
DIFF_GT2_MMX(%%mm1, %%mm3, %%mm5, %%mm6, %%mm4) // |p2-p0|>beta-1
"pand %%mm7, %%mm6 \n\t" // mask & |p2-p0|<beta
"pand 8+%0, %%mm7 \n\t" // mask & tc0
"movq %%mm7, %%mm4 \n\t"
"psubb %%mm6, %%mm7 \n\t"
"pand %%mm4, %%mm6 \n\t" // mask & |p2-p0|<beta & tc0
H264_DEBLOCK_Q1(%%mm0, %%mm3, "(%1)", "(%1,%3)", %%mm6, %%mm4)
/* filter q1 */
"movq (%2,%3,2), %%mm4 \n\t" //q2
DIFF_GT2_MMX(%%mm2, %%mm4, %%mm5, %%mm6, %%mm3) // |q2-q0|>beta-1
"pand %0, %%mm6 \n\t"
"movq 8+%0, %%mm5 \n\t" // can be merged with the and below but is slower then
"pand %%mm6, %%mm5 \n\t"
"psubb %%mm6, %%mm7 \n\t"
"movq (%2,%3), %%mm3 \n\t"
H264_DEBLOCK_Q1(%%mm3, %%mm4, "(%2,%3,2)", "(%2,%3)", %%mm5, %%mm6)
/* filter p0, q0 */
H264_DEBLOCK_P0_Q0(%8, unused)
"movq %%mm1, (%1,%3,2) \n\t"
"movq %%mm2, (%2) \n\t"
: "=m"(*tmp0)
: "r"(pix-3*stride), "r"(pix), "r"((x86_reg)stride),
"m"(*tmp0/*unused*/), "m"(*(uint32_t*)tc0), "m"(alpha1), "m"(beta1),
"m"(ff_bone)
);
}
| 24,565
|
FFmpeg
|
4c55144ee969a63bb5e469e3ebd7179b7b3616e8
| 0
|
static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
DeflickerContext *s = ctx->priv;
AVDictionary **metadata;
AVFrame *out, *in;
float f;
int y;
if (s->q.available < s->size && !s->eof) {
s->luminance[s->available] = s->calc_avgy(ctx, buf);
ff_bufqueue_add(ctx, &s->q, buf);
s->available++;
return 0;
}
in = ff_bufqueue_peek(&s->q, 0);
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out) {
av_frame_free(&buf);
return AVERROR(ENOMEM);
}
s->get_factor(ctx, &f);
s->deflicker(ctx, in->data[0], in->linesize[0], out->data[0], out->linesize[0],
outlink->w, outlink->h, f);
for (y = 1; y < s->nb_planes; y++) {
av_image_copy_plane(out->data[y], out->linesize[y],
in->data[y], in->linesize[y],
s->planewidth[y] * (1 + (s->depth > 8)), s->planeheight[y]);
}
av_frame_copy_props(out, in);
metadata = &out->metadata;
if (metadata) {
uint8_t value[128];
snprintf(value, sizeof(value), "%f", s->luminance[0]);
av_dict_set(metadata, "lavfi.deflicker.luminance", value, 0);
snprintf(value, sizeof(value), "%f", s->luminance[0] * f);
av_dict_set(metadata, "lavfi.deflicker.new_luminance", value, 0);
snprintf(value, sizeof(value), "%f", f - 1.0f);
av_dict_set(metadata, "lavfi.deflicker.relative_change", value, 0);
}
in = ff_bufqueue_get(&s->q);
av_frame_free(&in);
memmove(&s->luminance[0], &s->luminance[1], sizeof(*s->luminance) * (s->size - 1));
s->luminance[s->available - 1] = s->calc_avgy(ctx, buf);
ff_bufqueue_add(ctx, &s->q, buf);
return ff_filter_frame(outlink, out);
}
| 24,566
|
qemu
|
ec9c10d29c6bb5613a680af62f5825d3bb2d31d4
| 1
|
static DriveInfo *blockdev_init(QDict *bs_opts,
BlockInterfaceType type,
Error **errp)
{
const char *buf;
const char *file = NULL;
const char *serial;
int ro = 0;
int bdrv_flags = 0;
int on_read_error, on_write_error;
DriveInfo *dinfo;
ThrottleConfig cfg;
int snapshot = 0;
bool copy_on_read;
int ret;
Error *error = NULL;
QemuOpts *opts;
const char *id;
bool has_driver_specific_opts;
BlockDriver *drv = NULL;
/* Check common options by copying from bs_opts to opts, all other options
* stay in bs_opts for processing by bdrv_open(). */
id = qdict_get_try_str(bs_opts, "id");
opts = qemu_opts_create(&qemu_common_drive_opts, id, 1, &error);
if (error_is_set(&error)) {
error_propagate(errp, error);
return NULL;
}
qemu_opts_absorb_qdict(opts, bs_opts, &error);
if (error_is_set(&error)) {
error_propagate(errp, error);
return NULL;
}
if (id) {
qdict_del(bs_opts, "id");
}
has_driver_specific_opts = !!qdict_size(bs_opts);
/* extract parameters */
snapshot = qemu_opt_get_bool(opts, "snapshot", 0);
ro = qemu_opt_get_bool(opts, "read-only", 0);
copy_on_read = qemu_opt_get_bool(opts, "copy-on-read", false);
file = qemu_opt_get(opts, "file");
serial = qemu_opt_get(opts, "serial");
if ((buf = qemu_opt_get(opts, "discard")) != NULL) {
if (bdrv_parse_discard_flags(buf, &bdrv_flags) != 0) {
error_setg(errp, "invalid discard option");
return NULL;
}
}
if (qemu_opt_get_bool(opts, "cache.writeback", true)) {
bdrv_flags |= BDRV_O_CACHE_WB;
}
if (qemu_opt_get_bool(opts, "cache.direct", false)) {
bdrv_flags |= BDRV_O_NOCACHE;
}
if (qemu_opt_get_bool(opts, "cache.no-flush", false)) {
bdrv_flags |= BDRV_O_NO_FLUSH;
}
#ifdef CONFIG_LINUX_AIO
if ((buf = qemu_opt_get(opts, "aio")) != NULL) {
if (!strcmp(buf, "native")) {
bdrv_flags |= BDRV_O_NATIVE_AIO;
} else if (!strcmp(buf, "threads")) {
/* this is the default */
} else {
error_setg(errp, "invalid aio option");
return NULL;
}
}
#endif
if ((buf = qemu_opt_get(opts, "format")) != NULL) {
if (is_help_option(buf)) {
error_printf("Supported formats:");
bdrv_iterate_format(bdrv_format_print, NULL);
error_printf("\n");
return NULL;
}
drv = bdrv_find_format(buf);
if (!drv) {
error_setg(errp, "'%s' invalid format", buf);
return NULL;
}
}
/* disk I/O throttling */
memset(&cfg, 0, sizeof(cfg));
cfg.buckets[THROTTLE_BPS_TOTAL].avg =
qemu_opt_get_number(opts, "throttling.bps-total", 0);
cfg.buckets[THROTTLE_BPS_READ].avg =
qemu_opt_get_number(opts, "throttling.bps-read", 0);
cfg.buckets[THROTTLE_BPS_WRITE].avg =
qemu_opt_get_number(opts, "throttling.bps-write", 0);
cfg.buckets[THROTTLE_OPS_TOTAL].avg =
qemu_opt_get_number(opts, "throttling.iops-total", 0);
cfg.buckets[THROTTLE_OPS_READ].avg =
qemu_opt_get_number(opts, "throttling.iops-read", 0);
cfg.buckets[THROTTLE_OPS_WRITE].avg =
qemu_opt_get_number(opts, "throttling.iops-write", 0);
cfg.buckets[THROTTLE_BPS_TOTAL].max =
qemu_opt_get_number(opts, "throttling.bps-total-max", 0);
cfg.buckets[THROTTLE_BPS_READ].max =
qemu_opt_get_number(opts, "throttling.bps-read-max", 0);
cfg.buckets[THROTTLE_BPS_WRITE].max =
qemu_opt_get_number(opts, "throttling.bps-write-max", 0);
cfg.buckets[THROTTLE_OPS_TOTAL].max =
qemu_opt_get_number(opts, "throttling.iops-total-max", 0);
cfg.buckets[THROTTLE_OPS_READ].max =
qemu_opt_get_number(opts, "throttling.iops-read-max", 0);
cfg.buckets[THROTTLE_OPS_WRITE].max =
qemu_opt_get_number(opts, "throttling.iops-write-max", 0);
cfg.op_size = qemu_opt_get_number(opts, "throttling.iops-size", 0);
if (!check_throttle_config(&cfg, &error)) {
error_propagate(errp, error);
return NULL;
}
on_write_error = BLOCKDEV_ON_ERROR_ENOSPC;
if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) {
error_setg(errp, "werror is not supported by this bus type");
return NULL;
}
on_write_error = parse_block_error_action(buf, 0, &error);
if (error_is_set(&error)) {
error_propagate(errp, error);
return NULL;
}
}
on_read_error = BLOCKDEV_ON_ERROR_REPORT;
if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
if (type != IF_IDE && type != IF_VIRTIO && type != IF_SCSI && type != IF_NONE) {
error_report("rerror is not supported by this bus type");
return NULL;
}
on_read_error = parse_block_error_action(buf, 1, &error);
if (error_is_set(&error)) {
error_propagate(errp, error);
return NULL;
}
}
/* init */
dinfo = g_malloc0(sizeof(*dinfo));
dinfo->id = g_strdup(qemu_opts_id(opts));
dinfo->bdrv = bdrv_new(dinfo->id);
dinfo->bdrv->open_flags = snapshot ? BDRV_O_SNAPSHOT : 0;
dinfo->bdrv->read_only = ro;
dinfo->type = type;
dinfo->refcount = 1;
if (serial != NULL) {
dinfo->serial = g_strdup(serial);
}
QTAILQ_INSERT_TAIL(&drives, dinfo, next);
bdrv_set_on_error(dinfo->bdrv, on_read_error, on_write_error);
/* disk I/O throttling */
if (throttle_enabled(&cfg)) {
bdrv_io_limits_enable(dinfo->bdrv);
bdrv_set_io_limits(dinfo->bdrv, &cfg);
}
if (!file || !*file) {
if (has_driver_specific_opts) {
file = NULL;
} else {
return dinfo;
}
}
if (snapshot) {
/* always use cache=unsafe with snapshot */
bdrv_flags &= ~BDRV_O_CACHE_MASK;
bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH);
}
if (copy_on_read) {
bdrv_flags |= BDRV_O_COPY_ON_READ;
}
if (runstate_check(RUN_STATE_INMIGRATE)) {
bdrv_flags |= BDRV_O_INCOMING;
}
bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
QINCREF(bs_opts);
ret = bdrv_open(dinfo->bdrv, file, bs_opts, bdrv_flags, drv, &error);
if (ret < 0) {
error_setg(errp, "could not open disk image %s: %s",
file ?: dinfo->id, error_get_pretty(error));
error_free(error);
goto err;
}
if (bdrv_key_required(dinfo->bdrv))
autostart = 0;
QDECREF(bs_opts);
qemu_opts_del(opts);
return dinfo;
err:
qemu_opts_del(opts);
QDECREF(bs_opts);
bdrv_unref(dinfo->bdrv);
g_free(dinfo->id);
QTAILQ_REMOVE(&drives, dinfo, next);
g_free(dinfo);
return NULL;
}
| 24,567
|
FFmpeg
|
4bff9ef9d0781c4de228bf1f85634d2706fc589b
| 0
|
inline static void RENAME(hcscale)(uint16_t *dst, long dstWidth, uint8_t *src1, uint8_t *src2,
int srcW, int xInc, int flags, int canMMX2BeUsed, int16_t *hChrFilter,
int16_t *hChrFilterPos, int hChrFilterSize, void *funnyUVCode,
int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
int32_t *mmx2FilterPos)
{
if(srcFormat==IMGFMT_YUY2)
{
RENAME(yuy2ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_UYVY)
{
RENAME(uyvyToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_BGR32)
{
RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_BGR24)
{
RENAME(bgr24ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_BGR16)
{
RENAME(bgr16ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_BGR15)
{
RENAME(bgr15ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_RGB32)
{
RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(srcFormat==IMGFMT_RGB24)
{
RENAME(rgb24ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+2048;
}
else if(isGray(srcFormat))
{
return;
}
#ifdef HAVE_MMX
// use the new MMX scaler if the mmx2 can't be used (its faster than the x86asm one)
if(!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
#else
if(!(flags&SWS_FAST_BILINEAR))
#endif
{
RENAME(hScale)(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
RENAME(hScale)(dst+2048, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
}
else // Fast Bilinear upscale / crap downscale
{
#if defined(ARCH_X86) || defined(ARCH_X86_64)
#ifdef HAVE_MMX2
int i;
if(canMMX2BeUsed)
{
asm volatile(
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
#ifdef ARCH_X86_64
#define FUNNY_UV_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"movl (%%"REG_b", %%"REG_a"), %%esi\n\t"\
"add %%"REG_S", %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#else
#define FUNNY_UV_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"addl (%%"REG_b", %%"REG_a"), %%"REG_c"\n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#endif
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
"xor %%"REG_a", %%"REG_a" \n\t" // i
"mov %5, %%"REG_c" \n\t" // src
"mov %1, %%"REG_D" \n\t" // buf1
"add $4096, %%"REG_D" \n\t"
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
:: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
"m" (funnyUVCode), "m" (src2)
: "%"REG_a, "%"REG_b, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
);
for(i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)
{
// printf("%d %d %d\n", dstWidth, i, srcW);
dst[i] = src1[srcW-1]*128;
dst[i+2048] = src2[srcW-1]*128;
}
}
else
{
#endif
long xInc_shr16 = (long) (xInc >> 16);
uint16_t xInc_mask = xInc & 0xffff;
asm volatile(
"xor %%"REG_a", %%"REG_a" \n\t" // i
"xor %%"REG_b", %%"REG_b" \n\t" // xx
"xorl %%ecx, %%ecx \n\t" // 2*xalpha
ASMALIGN16
"1: \n\t"
"mov %0, %%"REG_S" \n\t"
"movzbl (%%"REG_S", %%"REG_b"), %%edi \n\t" //src[xx]
"movzbl 1(%%"REG_S", %%"REG_b"), %%esi \n\t" //src[xx+1]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, (%%"REG_D", %%"REG_a", 2)\n\t"
"movzbl (%5, %%"REG_b"), %%edi \n\t" //src[xx]
"movzbl 1(%5, %%"REG_b"), %%esi \n\t" //src[xx+1]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, 4096(%%"REG_D", %%"REG_a", 2)\n\t"
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
"adc %3, %%"REG_b" \n\t" //xx+= xInc>>8 + carry
"add $1, %%"REG_a" \n\t"
"cmp %2, %%"REG_a" \n\t"
" jb 1b \n\t"
/* GCC-3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
which is needed to support GCC-4.0 */
#if defined(ARCH_X86_64) && ((__GNUC__ > 3) || ( __GNUC__ == 3 && __GNUC_MINOR__ >= 4))
:: "m" (src1), "m" (dst), "g" ((long)dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
#else
:: "m" (src1), "m" (dst), "m" ((long)dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
#endif
"r" (src2)
: "%"REG_a, "%"REG_b, "%ecx", "%"REG_D, "%esi"
);
#ifdef HAVE_MMX2
} //if MMX2 can't be used
#endif
#else
int i;
unsigned int xpos=0;
for(i=0;i<dstWidth;i++)
{
register unsigned int xx=xpos>>16;
register unsigned int xalpha=(xpos&0xFFFF)>>9;
dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
dst[i+2048]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
/* slower
dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
dst[i+2048]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
*/
xpos+=xInc;
}
#endif
}
}
| 24,568
|
FFmpeg
|
ffa1de8a3b93139097214bc600d356ab62bfdf05
| 1
|
static void dequantization_int_97(int x, int y, Jpeg2000Cblk *cblk,
Jpeg2000Component *comp,
Jpeg2000T1Context *t1, Jpeg2000Band *band)
{
int i, j;
int w = cblk->coord[0][1] - cblk->coord[0][0];
for (j = 0; j < (cblk->coord[1][1] - cblk->coord[1][0]); ++j) {
int32_t *datap = &comp->i_data[(comp->coord[0][1] - comp->coord[0][0]) * (y + j) + x];
int *src = t1->data[j];
for (i = 0; i < w; ++i)
datap[i] = (src[i] * band->i_stepsize + (1<<14)) >> 15;
}
}
| 24,569
|
FFmpeg
|
bdcd36a4c81c50254f6204e83e0c14adc1391e66
| 0
|
yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest, int dstW,
int uvalpha, int y, enum AVPixelFormat target,
int hasAlpha)
{
const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
int i;
int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4;
int err[4] = {0};
if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE
|| target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8)
step = 1;
if (uvalpha < 2048) {
int A = 0; //init to silence warning
for (i = 0; i < dstW; i++) {
int Y = buf0[i] << 2;
int U = (ubuf0[i] - (128<<7)) << 2;
int V = (vbuf0[i] - (128<<7)) << 2;
if (hasAlpha) {
A = (abuf0[i] + 64) >> 7;
if (A & 0x100)
A = av_clip_uint8(A);
}
yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
dest += step;
}
} else {
const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
int A = 0; //init to silence warning
for (i = 0; i < dstW; i++) {
int Y = buf0[i] << 2;
int U = (ubuf0[i] + ubuf1[i] - (128<<8)) << 1;
int V = (vbuf0[i] + vbuf1[i] - (128<<8)) << 1;
if (hasAlpha) {
A = (abuf0[i] + 64) >> 7;
if (A & 0x100)
A = av_clip_uint8(A);
}
yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err);
dest += step;
}
}
c->dither_error[0][i] = err[0];
c->dither_error[1][i] = err[1];
c->dither_error[2][i] = err[2];
}
| 24,570
|
FFmpeg
|
3fd2d1c4bc43aab583f97afbb63ab91145f9e7ba
| 1
|
void Process(void *ctx, AVPicture *picture, enum PixelFormat pix_fmt, int width, int height, int64_t pts)
{
int err = 0;
ContextInfo *ci = (ContextInfo *) ctx;
AVPicture picture1;
AVPicture picture2;
AVPicture *pict = picture;
int out_width;
int out_height;
int i;
uint8_t *ptr = NULL;
FILE *in = rwpipe_reader( ci->rw );
FILE *out = rwpipe_writer( ci->rw );
/* Check that we have a pipe to talk to. */
if ( in == NULL || out == NULL )
err = 1;
/* Convert to RGB24 if necessary */
if ( !err && pix_fmt != PIX_FMT_RGB24 )
{
int size = avpicture_get_size(PIX_FMT_RGB24, width, height);
if ( size != ci->size1 )
{
av_free( ci->buf1 );
ci->buf1 = av_malloc(size);
ci->size1 = size;
err = ci->buf1 == NULL;
}
if ( !err )
{
avpicture_fill(&picture1, ci->buf1, PIX_FMT_RGB24, width, height);
// if we already got a SWS context, let's realloc if is not re-useable
ci->toRGB_convert_ctx = sws_getCachedContext(ci->toRGB_convert_ctx,
width, height, pix_fmt,
width, height, PIX_FMT_RGB24,
sws_flags, NULL, NULL, NULL);
if (ci->toRGB_convert_ctx == NULL) {
av_log(NULL, AV_LOG_ERROR,
"Cannot initialize the toRGB conversion context\n");
return;
}
// img_convert parameters are 2 first destination, then 4 source
// sws_scale parameters are context, 4 first source, then 2 destination
sws_scale(ci->toRGB_convert_ctx,
picture->data, picture->linesize, 0, height,
picture1.data, picture1.linesize);
pict = &picture1;
}
}
/* Write out the PPM */
if ( !err )
{
ptr = pict->data[ 0 ];
fprintf( out, "P6\n%d %d\n255\n", width, height );
for ( i = 0; !err && i < height; i ++ )
{
err = !fwrite( ptr, width * 3, 1, out );
ptr += pict->linesize[ 0 ];
}
if ( !err )
err = fflush( out );
}
/* Read the PPM returned. */
if ( !err && !rwpipe_read_ppm_header( ci->rw, &out_width, &out_height ) )
{
int size = avpicture_get_size(PIX_FMT_RGB24, out_width, out_height);
if ( size != ci->size2 )
{
av_free( ci->buf2 );
ci->buf2 = av_malloc(size);
ci->size2 = size;
err = ci->buf2 == NULL;
}
if ( !err )
{
avpicture_fill(&picture2, ci->buf2, PIX_FMT_RGB24, out_width, out_height);
ptr = picture2.data[ 0 ];
for ( i = 0; !err && i < out_height; i ++ )
{
err = !fread( ptr, out_width * 3, 1, in );
ptr += picture2.linesize[ 0 ];
}
}
}
/* Convert the returned PPM back to the input format */
if ( !err )
{
/* The out_width/out_height returned from the PPM
* filter won't necessarily be the same as width and height
* but it will be scaled anyway to width/height.
*/
av_log(NULL, AV_LOG_DEBUG,
"PPM vhook: Input dimensions: %d x %d Output dimensions: %d x %d\n",
width, height, out_width, out_height);
ci->fromRGB_convert_ctx = sws_getCachedContext(ci->fromRGB_convert_ctx,
out_width, out_height, PIX_FMT_RGB24,
width, height, pix_fmt,
sws_flags, NULL, NULL, NULL);
if (ci->fromRGB_convert_ctx == NULL) {
av_log(NULL, AV_LOG_ERROR,
"Cannot initialize the fromRGB conversion context\n");
return;
}
// img_convert parameters are 2 first destination, then 4 source
// sws_scale parameters are context, 4 first source, then 2 destination
sws_scale(ci->fromRGB_convert_ctx,
picture2.data, picture2.linesize, 0, out_height,
picture->data, picture->linesize);
}
}
| 24,571
|
FFmpeg
|
b6db385922b79939b0dc124d53ddb4824afac040
| 0
|
static int v4l2_set_parameters(AVFormatContext *s1, AVFormatParameters *ap)
{
struct video_data *s = s1->priv_data;
struct v4l2_input input;
struct v4l2_standard standard;
struct v4l2_streamparm streamparm = { 0 };
struct v4l2_fract *tpf = &streamparm.parm.capture.timeperframe;
int i, ret;
AVRational framerate_q;
streamparm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
if (s->framerate &&
(ret = av_parse_video_rate(&framerate_q, s->framerate)) < 0) {
av_log(s1, AV_LOG_ERROR, "Could not parse framerate '%s'.\n",
s->framerate);
return ret;
}
/* set tv video input */
memset (&input, 0, sizeof (input));
input.index = s->channel;
if (ioctl(s->fd, VIDIOC_ENUMINPUT, &input) < 0) {
av_log(s1, AV_LOG_ERROR, "The V4L2 driver ioctl enum input failed:\n");
return AVERROR(EIO);
}
av_log(s1, AV_LOG_DEBUG, "The V4L2 driver set input_id: %d, input: %s\n",
s->channel, input.name);
if (ioctl(s->fd, VIDIOC_S_INPUT, &input.index) < 0) {
av_log(s1, AV_LOG_ERROR,
"The V4L2 driver ioctl set input(%d) failed\n",
s->channel);
return AVERROR(EIO);
}
if (s->standard) {
av_log(s1, AV_LOG_DEBUG, "The V4L2 driver set standard: %s\n",
s->standard);
/* set tv standard */
memset (&standard, 0, sizeof (standard));
for(i=0;;i++) {
standard.index = i;
if (ioctl(s->fd, VIDIOC_ENUMSTD, &standard) < 0) {
av_log(s1, AV_LOG_ERROR,
"The V4L2 driver ioctl set standard(%s) failed\n",
s->standard);
return AVERROR(EIO);
}
if (!av_strcasecmp(standard.name, s->standard)) {
break;
}
}
av_log(s1, AV_LOG_DEBUG,
"The V4L2 driver set standard: %s, id: %"PRIu64"\n",
s->standard, (uint64_t)standard.id);
if (ioctl(s->fd, VIDIOC_S_STD, &standard.id) < 0) {
av_log(s1, AV_LOG_ERROR,
"The V4L2 driver ioctl set standard(%s) failed\n",
s->standard);
return AVERROR(EIO);
}
}
if (framerate_q.num && framerate_q.den) {
av_log(s1, AV_LOG_DEBUG, "Setting time per frame to %d/%d\n",
framerate_q.den, framerate_q.num);
tpf->numerator = framerate_q.den;
tpf->denominator = framerate_q.num;
if (ioctl(s->fd, VIDIOC_S_PARM, &streamparm) != 0) {
av_log(s1, AV_LOG_ERROR,
"ioctl set time per frame(%d/%d) failed\n",
framerate_q.den, framerate_q.num);
return AVERROR(EIO);
}
if (framerate_q.num != tpf->denominator ||
framerate_q.den != tpf->numerator) {
av_log(s1, AV_LOG_INFO,
"The driver changed the time per frame from "
"%d/%d to %d/%d\n",
framerate_q.den, framerate_q.num,
tpf->numerator, tpf->denominator);
}
} else {
if (ioctl(s->fd, VIDIOC_G_PARM, &streamparm) != 0) {
av_log(s1, AV_LOG_ERROR, "ioctl(VIDIOC_G_PARM): %s\n",
strerror(errno));
return AVERROR(errno);
}
}
s1->streams[0]->codec->time_base.den = tpf->denominator;
s1->streams[0]->codec->time_base.num = tpf->numerator;
s->timeout = 100 +
av_rescale_q(1, s1->streams[0]->codec->time_base,
(AVRational){1, 1000});
return 0;
}
| 24,572
|
FFmpeg
|
38c48be213b86baa04e64762622afefbba1afa70
| 0
|
static int mpegts_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
MpegTSContext *ts = s->priv_data;
if (!ts->mpeg2ts_raw) {
ts->pkt = pkt;
return handle_packets(ts, 0);
} else {
return mpegts_raw_read_packet(s, pkt);
}
}
| 24,573
|
qemu
|
7e84c2498f0ff3999937d18d1e9abaa030400000
| 0
|
static inline int load_segment(uint32_t *e1_ptr, uint32_t *e2_ptr,
int selector)
{
SegmentCache *dt;
int index;
uint8_t *ptr;
if (selector & 0x4)
dt = &env->ldt;
else
dt = &env->gdt;
index = selector & ~7;
if ((index + 7) > dt->limit)
return -1;
ptr = dt->base + index;
*e1_ptr = ldl_kernel(ptr);
*e2_ptr = ldl_kernel(ptr + 4);
return 0;
}
| 24,574
|
FFmpeg
|
1dc42050185d63c1de5d16146fbaee92640af187
| 0
|
static int start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
{
AVFilterContext *ctx = link->dst;
YADIFContext *yadif = ctx->priv;
if (yadif->frame_pending)
return_frame(ctx, 1);
if (yadif->prev)
avfilter_unref_buffer(yadif->prev);
yadif->prev = yadif->cur;
yadif->cur = yadif->next;
yadif->next = picref;
if (!yadif->cur)
return 0;
if (yadif->auto_enable && !yadif->cur->video->interlaced) {
yadif->out = avfilter_ref_buffer(yadif->cur, AV_PERM_READ);
avfilter_unref_bufferp(&yadif->prev);
if (yadif->out->pts != AV_NOPTS_VALUE)
yadif->out->pts *= 2;
return ff_start_frame(ctx->outputs[0], yadif->out);
}
if (!yadif->prev)
yadif->prev = avfilter_ref_buffer(yadif->cur, AV_PERM_READ);
yadif->out = ff_get_video_buffer(ctx->outputs[0], AV_PERM_WRITE | AV_PERM_PRESERVE |
AV_PERM_REUSE, link->w, link->h);
avfilter_copy_buffer_ref_props(yadif->out, yadif->cur);
yadif->out->video->interlaced = 0;
if (yadif->out->pts != AV_NOPTS_VALUE)
yadif->out->pts *= 2;
return ff_start_frame(ctx->outputs[0], yadif->out);
}
| 24,575
|
FFmpeg
|
f6b7f72461673e4d398b1edf9ed2a7fe70d99c47
| 0
|
static void av_always_inline filter_mb_edgeh( uint8_t *pix, int stride, const int16_t bS[4], unsigned int qp, H264Context *h, int intra ) {
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
const int alpha = alpha_table[index_a];
const int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 || !intra ) {
int8_t tc[4];
tc[0] = tc0_table[index_a][bS[0]];
tc[1] = tc0_table[index_a][bS[1]];
tc[2] = tc0_table[index_a][bS[2]];
tc[3] = tc0_table[index_a][bS[3]];
h->h264dsp.h264_v_loop_filter_luma(pix, stride, alpha, beta, tc);
} else {
h->h264dsp.h264_v_loop_filter_luma_intra(pix, stride, alpha, beta);
}
}
| 24,576
|
FFmpeg
|
ca203e9985cd2dcf42a0c0853940850d3a8edf3a
| 1
|
static void calc_thr_3gpp(const FFPsyWindowInfo *wi, const int num_bands, AacPsyChannel *pch,
const uint8_t *band_sizes, const float *coefs)
{
int i, w, g;
int start = 0;
for (w = 0; w < wi->num_windows*16; w += 16) {
for (g = 0; g < num_bands; g++) {
AacPsyBand *band = &pch->band[w+g];
float form_factor = 0.0f;
float Temp;
band->energy = 0.0f;
for (i = 0; i < band_sizes[g]; i++) {
band->energy += coefs[start+i] * coefs[start+i];
form_factor += sqrtf(fabs(coefs[start+i]));
}
Temp = band->energy > 0 ? sqrtf((float)band_sizes[g] / band->energy) : 0;
band->thr = band->energy * 0.001258925f;
band->nz_lines = form_factor * sqrtf(Temp);
start += band_sizes[g];
}
}
}
| 24,577
|
qemu
|
c2b38b277a7882a592f4f2ec955084b2b756daaa
| 0
|
void aio_bh_schedule_oneshot(AioContext *ctx, QEMUBHFunc *cb, void *opaque)
{
QEMUBH *bh;
bh = g_new(QEMUBH, 1);
*bh = (QEMUBH){
.ctx = ctx,
.cb = cb,
.opaque = opaque,
};
qemu_lockcnt_lock(&ctx->list_lock);
bh->next = ctx->first_bh;
bh->scheduled = 1;
bh->deleted = 1;
/* Make sure that the members are ready before putting bh into list */
smp_wmb();
ctx->first_bh = bh;
qemu_lockcnt_unlock(&ctx->list_lock);
aio_notify(ctx);
}
| 24,578
|
qemu
|
51b19ebe4320f3dcd93cea71235c1219318ddfd2
| 0
|
static int32_t virtio_net_flush_tx(VirtIONetQueue *q)
{
VirtIONet *n = q->n;
VirtIODevice *vdev = VIRTIO_DEVICE(n);
VirtQueueElement elem;
int32_t num_packets = 0;
int queue_index = vq2q(virtio_get_queue_index(q->tx_vq));
if (!(vdev->status & VIRTIO_CONFIG_S_DRIVER_OK)) {
return num_packets;
}
if (q->async_tx.elem.out_num) {
virtio_queue_set_notification(q->tx_vq, 0);
return num_packets;
}
while (virtqueue_pop(q->tx_vq, &elem)) {
ssize_t ret;
unsigned int out_num = elem.out_num;
struct iovec *out_sg = &elem.out_sg[0];
struct iovec sg[VIRTQUEUE_MAX_SIZE], sg2[VIRTQUEUE_MAX_SIZE + 1];
struct virtio_net_hdr_mrg_rxbuf mhdr;
if (out_num < 1) {
error_report("virtio-net header not in first element");
exit(1);
}
if (n->has_vnet_hdr) {
if (iov_to_buf(out_sg, out_num, 0, &mhdr, n->guest_hdr_len) <
n->guest_hdr_len) {
error_report("virtio-net header incorrect");
exit(1);
}
if (virtio_needs_swap(vdev)) {
virtio_net_hdr_swap(vdev, (void *) &mhdr);
sg2[0].iov_base = &mhdr;
sg2[0].iov_len = n->guest_hdr_len;
out_num = iov_copy(&sg2[1], ARRAY_SIZE(sg2) - 1,
out_sg, out_num,
n->guest_hdr_len, -1);
if (out_num == VIRTQUEUE_MAX_SIZE) {
goto drop;
}
out_num += 1;
out_sg = sg2;
}
}
/*
* If host wants to see the guest header as is, we can
* pass it on unchanged. Otherwise, copy just the parts
* that host is interested in.
*/
assert(n->host_hdr_len <= n->guest_hdr_len);
if (n->host_hdr_len != n->guest_hdr_len) {
unsigned sg_num = iov_copy(sg, ARRAY_SIZE(sg),
out_sg, out_num,
0, n->host_hdr_len);
sg_num += iov_copy(sg + sg_num, ARRAY_SIZE(sg) - sg_num,
out_sg, out_num,
n->guest_hdr_len, -1);
out_num = sg_num;
out_sg = sg;
}
ret = qemu_sendv_packet_async(qemu_get_subqueue(n->nic, queue_index),
out_sg, out_num, virtio_net_tx_complete);
if (ret == 0) {
virtio_queue_set_notification(q->tx_vq, 0);
q->async_tx.elem = elem;
return -EBUSY;
}
drop:
virtqueue_push(q->tx_vq, &elem, 0);
virtio_notify(vdev, q->tx_vq);
if (++num_packets >= n->tx_burst) {
break;
}
}
return num_packets;
}
| 24,579
|
qemu
|
8be487d8f184f2f721cabeac559fb7a6cba18c95
| 1
|
static void sdhci_data_transfer(void *opaque)
{
SDHCIState *s = (SDHCIState *)opaque;
if (s->trnmod & SDHC_TRNS_DMA) {
switch (SDHC_DMA_TYPE(s->hostctl)) {
case SDHC_CTRL_SDMA:
if ((s->blkcnt == 1) || !(s->trnmod & SDHC_TRNS_MULTI)) {
sdhci_sdma_transfer_single_block(s);
} else {
sdhci_sdma_transfer_multi_blocks(s);
}
break;
case SDHC_CTRL_ADMA1_32:
if (!(s->capareg & SDHC_CAN_DO_ADMA1)) {
ERRPRINT("ADMA1 not supported\n");
break;
}
sdhci_do_adma(s);
break;
case SDHC_CTRL_ADMA2_32:
if (!(s->capareg & SDHC_CAN_DO_ADMA2)) {
ERRPRINT("ADMA2 not supported\n");
break;
}
sdhci_do_adma(s);
break;
case SDHC_CTRL_ADMA2_64:
if (!(s->capareg & SDHC_CAN_DO_ADMA2) ||
!(s->capareg & SDHC_64_BIT_BUS_SUPPORT)) {
ERRPRINT("64 bit ADMA not supported\n");
break;
}
sdhci_do_adma(s);
break;
default:
ERRPRINT("Unsupported DMA type\n");
break;
}
} else {
if ((s->trnmod & SDHC_TRNS_READ) && sdbus_data_ready(&s->sdbus)) {
s->prnsts |= SDHC_DOING_READ | SDHC_DATA_INHIBIT |
SDHC_DAT_LINE_ACTIVE;
sdhci_read_block_from_card(s);
} else {
s->prnsts |= SDHC_DOING_WRITE | SDHC_DAT_LINE_ACTIVE |
SDHC_SPACE_AVAILABLE | SDHC_DATA_INHIBIT;
sdhci_write_block_to_card(s);
}
}
}
| 24,580
|
qemu
|
2637c754ccdb286890ed2a8d0d1da775dbd062af
| 0
|
void cpu_dump_state(CPUState *env, FILE *f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
int flags)
{
int eflags, i, nb;
char cc_op_name[32];
static const char *seg_name[6] = { "ES", "CS", "SS", "DS", "FS", "GS" };
if (kvm_enabled())
kvm_arch_get_registers(env);
eflags = env->eflags;
#ifdef TARGET_X86_64
if (env->hflags & HF_CS64_MASK) {
cpu_fprintf(f,
"RAX=%016" PRIx64 " RBX=%016" PRIx64 " RCX=%016" PRIx64 " RDX=%016" PRIx64 "\n"
"RSI=%016" PRIx64 " RDI=%016" PRIx64 " RBP=%016" PRIx64 " RSP=%016" PRIx64 "\n"
"R8 =%016" PRIx64 " R9 =%016" PRIx64 " R10=%016" PRIx64 " R11=%016" PRIx64 "\n"
"R12=%016" PRIx64 " R13=%016" PRIx64 " R14=%016" PRIx64 " R15=%016" PRIx64 "\n"
"RIP=%016" PRIx64 " RFL=%08x [%c%c%c%c%c%c%c] CPL=%d II=%d A20=%d SMM=%d HLT=%d\n",
env->regs[R_EAX],
env->regs[R_EBX],
env->regs[R_ECX],
env->regs[R_EDX],
env->regs[R_ESI],
env->regs[R_EDI],
env->regs[R_EBP],
env->regs[R_ESP],
env->regs[8],
env->regs[9],
env->regs[10],
env->regs[11],
env->regs[12],
env->regs[13],
env->regs[14],
env->regs[15],
env->eip, eflags,
eflags & DF_MASK ? 'D' : '-',
eflags & CC_O ? 'O' : '-',
eflags & CC_S ? 'S' : '-',
eflags & CC_Z ? 'Z' : '-',
eflags & CC_A ? 'A' : '-',
eflags & CC_P ? 'P' : '-',
eflags & CC_C ? 'C' : '-',
env->hflags & HF_CPL_MASK,
(env->hflags >> HF_INHIBIT_IRQ_SHIFT) & 1,
(int)(env->a20_mask >> 20) & 1,
(env->hflags >> HF_SMM_SHIFT) & 1,
env->halted);
} else
#endif
{
cpu_fprintf(f, "EAX=%08x EBX=%08x ECX=%08x EDX=%08x\n"
"ESI=%08x EDI=%08x EBP=%08x ESP=%08x\n"
"EIP=%08x EFL=%08x [%c%c%c%c%c%c%c] CPL=%d II=%d A20=%d SMM=%d HLT=%d\n",
(uint32_t)env->regs[R_EAX],
(uint32_t)env->regs[R_EBX],
(uint32_t)env->regs[R_ECX],
(uint32_t)env->regs[R_EDX],
(uint32_t)env->regs[R_ESI],
(uint32_t)env->regs[R_EDI],
(uint32_t)env->regs[R_EBP],
(uint32_t)env->regs[R_ESP],
(uint32_t)env->eip, eflags,
eflags & DF_MASK ? 'D' : '-',
eflags & CC_O ? 'O' : '-',
eflags & CC_S ? 'S' : '-',
eflags & CC_Z ? 'Z' : '-',
eflags & CC_A ? 'A' : '-',
eflags & CC_P ? 'P' : '-',
eflags & CC_C ? 'C' : '-',
env->hflags & HF_CPL_MASK,
(env->hflags >> HF_INHIBIT_IRQ_SHIFT) & 1,
(int)(env->a20_mask >> 20) & 1,
(env->hflags >> HF_SMM_SHIFT) & 1,
env->halted);
}
for(i = 0; i < 6; i++) {
cpu_x86_dump_seg_cache(env, f, cpu_fprintf, seg_name[i],
&env->segs[i]);
}
cpu_x86_dump_seg_cache(env, f, cpu_fprintf, "LDT", &env->ldt);
cpu_x86_dump_seg_cache(env, f, cpu_fprintf, "TR", &env->tr);
#ifdef TARGET_X86_64
if (env->hflags & HF_LMA_MASK) {
cpu_fprintf(f, "GDT= %016" PRIx64 " %08x\n",
env->gdt.base, env->gdt.limit);
cpu_fprintf(f, "IDT= %016" PRIx64 " %08x\n",
env->idt.base, env->idt.limit);
cpu_fprintf(f, "CR0=%08x CR2=%016" PRIx64 " CR3=%016" PRIx64 " CR4=%08x\n",
(uint32_t)env->cr[0],
env->cr[2],
env->cr[3],
(uint32_t)env->cr[4]);
for(i = 0; i < 4; i++)
cpu_fprintf(f, "DR%d=%016" PRIx64 " ", i, env->dr[i]);
cpu_fprintf(f, "\nDR6=%016" PRIx64 " DR7=%016" PRIx64 "\n",
env->dr[6], env->dr[7]);
} else
#endif
{
cpu_fprintf(f, "GDT= %08x %08x\n",
(uint32_t)env->gdt.base, env->gdt.limit);
cpu_fprintf(f, "IDT= %08x %08x\n",
(uint32_t)env->idt.base, env->idt.limit);
cpu_fprintf(f, "CR0=%08x CR2=%08x CR3=%08x CR4=%08x\n",
(uint32_t)env->cr[0],
(uint32_t)env->cr[2],
(uint32_t)env->cr[3],
(uint32_t)env->cr[4]);
for(i = 0; i < 4; i++)
cpu_fprintf(f, "DR%d=%08x ", i, env->dr[i]);
cpu_fprintf(f, "\nDR6=%08x DR7=%08x\n", env->dr[6], env->dr[7]);
}
if (flags & X86_DUMP_CCOP) {
if ((unsigned)env->cc_op < CC_OP_NB)
snprintf(cc_op_name, sizeof(cc_op_name), "%s", cc_op_str[env->cc_op]);
else
snprintf(cc_op_name, sizeof(cc_op_name), "[%d]", env->cc_op);
#ifdef TARGET_X86_64
if (env->hflags & HF_CS64_MASK) {
cpu_fprintf(f, "CCS=%016" PRIx64 " CCD=%016" PRIx64 " CCO=%-8s\n",
env->cc_src, env->cc_dst,
cc_op_name);
} else
#endif
{
cpu_fprintf(f, "CCS=%08x CCD=%08x CCO=%-8s\n",
(uint32_t)env->cc_src, (uint32_t)env->cc_dst,
cc_op_name);
}
}
if (flags & X86_DUMP_FPU) {
int fptag;
fptag = 0;
for(i = 0; i < 8; i++) {
fptag |= ((!env->fptags[i]) << i);
}
cpu_fprintf(f, "FCW=%04x FSW=%04x [ST=%d] FTW=%02x MXCSR=%08x\n",
env->fpuc,
(env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11,
env->fpstt,
fptag,
env->mxcsr);
for(i=0;i<8;i++) {
#if defined(USE_X86LDOUBLE)
union {
long double d;
struct {
uint64_t lower;
uint16_t upper;
} l;
} tmp;
tmp.d = env->fpregs[i].d;
cpu_fprintf(f, "FPR%d=%016" PRIx64 " %04x",
i, tmp.l.lower, tmp.l.upper);
#else
cpu_fprintf(f, "FPR%d=%016" PRIx64,
i, env->fpregs[i].mmx.q);
#endif
if ((i & 1) == 1)
cpu_fprintf(f, "\n");
else
cpu_fprintf(f, " ");
}
if (env->hflags & HF_CS64_MASK)
nb = 16;
else
nb = 8;
for(i=0;i<nb;i++) {
cpu_fprintf(f, "XMM%02d=%08x%08x%08x%08x",
i,
env->xmm_regs[i].XMM_L(3),
env->xmm_regs[i].XMM_L(2),
env->xmm_regs[i].XMM_L(1),
env->xmm_regs[i].XMM_L(0));
if ((i & 1) == 1)
cpu_fprintf(f, "\n");
else
cpu_fprintf(f, " ");
}
}
}
| 24,581
|
qemu
|
9012a53f067a78022947e18050b145c34a3dc599
| 0
|
static void rtas_start_cpu(PowerPCCPU *cpu_, sPAPRMachineState *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
{
target_ulong id, start, r3;
PowerPCCPU *cpu;
if (nargs != 3 || nret != 1) {
rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR);
return;
}
id = rtas_ld(args, 0);
start = rtas_ld(args, 1);
r3 = rtas_ld(args, 2);
cpu = spapr_find_cpu(id);
if (cpu != NULL) {
CPUState *cs = CPU(cpu);
CPUPPCState *env = &cpu->env;
PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
Error *local_err = NULL;
if (!cs->halted) {
rtas_st(rets, 0, RTAS_OUT_HW_ERROR);
return;
}
/* This will make sure qemu state is up to date with kvm, and
* mark it dirty so our changes get flushed back before the
* new cpu enters */
kvm_cpu_synchronize_state(cs);
/* Set compatibility mode to match existing cpus */
ppc_set_compat(cpu, POWERPC_CPU(first_cpu)->compat_pvr, &local_err);
if (local_err) {
error_report_err(local_err);
rtas_st(rets, 0, RTAS_OUT_HW_ERROR);
return;
}
env->msr = (1ULL << MSR_SF) | (1ULL << MSR_ME);
/* Enable Power-saving mode Exit Cause exceptions for the new CPU */
env->spr[SPR_LPCR] |= pcc->lpcr_pm;
env->nip = start;
env->gpr[3] = r3;
cs->halted = 0;
spapr_cpu_set_endianness(cpu);
spapr_cpu_update_tb_offset(cpu);
qemu_cpu_kick(cs);
rtas_st(rets, 0, RTAS_OUT_SUCCESS);
return;
}
/* Didn't find a matching cpu */
rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR);
}
| 24,582
|
qemu
|
ad196a9d0c14f681f010bb4b979030ec125ba976
| 0
|
void net_slirp_redir(Monitor *mon, const char *redir_str, const char *redir_opt2)
{
struct slirp_config_str *config;
if (!slirp_inited) {
if (mon) {
monitor_printf(mon, "user mode network stack not in use\n");
} else {
config = qemu_malloc(sizeof(*config));
config->str = redir_str;
config->next = slirp_redirs;
slirp_redirs = config;
}
return;
}
if (!strcmp(redir_str, "remove")) {
net_slirp_redir_rm(mon, redir_opt2);
return;
}
slirp_redirection(mon, redir_str);
}
| 24,583
|
qemu
|
a6152b52bc50c5cf1cd118a74b483dd3f0748ebd
| 0
|
int ppc_hash64_handle_mmu_fault(PowerPCCPU *cpu, vaddr eaddr,
int rwx, int mmu_idx)
{
CPUState *cs = CPU(cpu);
CPUPPCState *env = &cpu->env;
ppc_slb_t *slb;
unsigned apshift;
hwaddr ptex;
ppc_hash_pte64_t pte;
int pp_prot, amr_prot, prot;
uint64_t new_pte1, dsisr;
const int need_prot[] = {PAGE_READ, PAGE_WRITE, PAGE_EXEC};
hwaddr raddr;
assert((rwx == 0) || (rwx == 1) || (rwx == 2));
/* Note on LPCR usage: 970 uses HID4, but our special variant
* of store_spr copies relevant fields into env->spr[SPR_LPCR].
* Similarily we filter unimplemented bits when storing into
* LPCR depending on the MMU version. This code can thus just
* use the LPCR "as-is".
*/
/* 1. Handle real mode accesses */
if (((rwx == 2) && (msr_ir == 0)) || ((rwx != 2) && (msr_dr == 0))) {
/* Translation is supposedly "off" */
/* In real mode the top 4 effective address bits are (mostly) ignored */
raddr = eaddr & 0x0FFFFFFFFFFFFFFFULL;
/* In HV mode, add HRMOR if top EA bit is clear */
if (msr_hv || !env->has_hv_mode) {
if (!(eaddr >> 63)) {
raddr |= env->spr[SPR_HRMOR];
}
} else {
/* Otherwise, check VPM for RMA vs VRMA */
if (env->spr[SPR_LPCR] & LPCR_VPM0) {
slb = &env->vrma_slb;
if (slb->sps) {
goto skip_slb_search;
}
/* Not much else to do here */
cs->exception_index = POWERPC_EXCP_MCHECK;
env->error_code = 0;
return 1;
} else if (raddr < env->rmls) {
/* RMA. Check bounds in RMLS */
raddr |= env->spr[SPR_RMOR];
} else {
/* The access failed, generate the approriate interrupt */
if (rwx == 2) {
ppc_hash64_set_isi(cs, env, 0x08000000);
} else {
dsisr = 0x08000000;
if (rwx == 1) {
dsisr |= 0x02000000;
}
ppc_hash64_set_dsi(cs, env, eaddr, dsisr);
}
return 1;
}
}
tlb_set_page(cs, eaddr & TARGET_PAGE_MASK, raddr & TARGET_PAGE_MASK,
PAGE_READ | PAGE_WRITE | PAGE_EXEC, mmu_idx,
TARGET_PAGE_SIZE);
return 0;
}
/* 2. Translation is on, so look up the SLB */
slb = slb_lookup(cpu, eaddr);
if (!slb) {
/* No entry found, check if in-memory segment tables are in use */
if ((env->mmu_model & POWERPC_MMU_V3) && ppc64_use_proc_tbl(cpu)) {
/* TODO - Unsupported */
error_report("Segment Table Support Unimplemented");
exit(1);
}
/* Segment still not found, generate the appropriate interrupt */
if (rwx == 2) {
cs->exception_index = POWERPC_EXCP_ISEG;
env->error_code = 0;
} else {
cs->exception_index = POWERPC_EXCP_DSEG;
env->error_code = 0;
env->spr[SPR_DAR] = eaddr;
}
return 1;
}
skip_slb_search:
/* 3. Check for segment level no-execute violation */
if ((rwx == 2) && (slb->vsid & SLB_VSID_N)) {
ppc_hash64_set_isi(cs, env, 0x10000000);
return 1;
}
/* 4. Locate the PTE in the hash table */
ptex = ppc_hash64_htab_lookup(cpu, slb, eaddr, &pte, &apshift);
if (ptex == -1) {
dsisr = 0x40000000;
if (rwx == 2) {
ppc_hash64_set_isi(cs, env, dsisr);
} else {
if (rwx == 1) {
dsisr |= 0x02000000;
}
ppc_hash64_set_dsi(cs, env, eaddr, dsisr);
}
return 1;
}
qemu_log_mask(CPU_LOG_MMU,
"found PTE at index %08" HWADDR_PRIx "\n", ptex);
/* 5. Check access permissions */
pp_prot = ppc_hash64_pte_prot(cpu, slb, pte);
amr_prot = ppc_hash64_amr_prot(cpu, pte);
prot = pp_prot & amr_prot;
if ((need_prot[rwx] & ~prot) != 0) {
/* Access right violation */
qemu_log_mask(CPU_LOG_MMU, "PTE access rejected\n");
if (rwx == 2) {
ppc_hash64_set_isi(cs, env, 0x08000000);
} else {
dsisr = 0;
if (need_prot[rwx] & ~pp_prot) {
dsisr |= 0x08000000;
}
if (rwx == 1) {
dsisr |= 0x02000000;
}
if (need_prot[rwx] & ~amr_prot) {
dsisr |= 0x00200000;
}
ppc_hash64_set_dsi(cs, env, eaddr, dsisr);
}
return 1;
}
qemu_log_mask(CPU_LOG_MMU, "PTE access granted !\n");
/* 6. Update PTE referenced and changed bits if necessary */
new_pte1 = pte.pte1 | HPTE64_R_R; /* set referenced bit */
if (rwx == 1) {
new_pte1 |= HPTE64_R_C; /* set changed (dirty) bit */
} else {
/* Treat the page as read-only for now, so that a later write
* will pass through this function again to set the C bit */
prot &= ~PAGE_WRITE;
}
if (new_pte1 != pte.pte1) {
ppc_hash64_store_hpte(cpu, ptex, pte.pte0, new_pte1);
}
/* 7. Determine the real address from the PTE */
raddr = deposit64(pte.pte1 & HPTE64_R_RPN, 0, apshift, eaddr);
tlb_set_page(cs, eaddr & TARGET_PAGE_MASK, raddr & TARGET_PAGE_MASK,
prot, mmu_idx, 1ULL << apshift);
return 0;
}
| 24,584
|
qemu
|
196a778428989217b82de042725dc8eb29c8f8d8
| 1
|
static void qxl_reset_surfaces(PCIQXLDevice *d)
{
dprint(d, 1, "%s:\n", __FUNCTION__);
d->mode = QXL_MODE_UNDEFINED;
qemu_mutex_unlock_iothread();
d->ssd.worker->destroy_surfaces(d->ssd.worker);
qemu_mutex_lock_iothread();
memset(&d->guest_surfaces.cmds, 0, sizeof(d->guest_surfaces.cmds));
}
| 24,585
|
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