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vga: bugfixes. 

qxl: chunked cursor support.
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Merge remote-tracking branch 'remotes/kraxel/tags/vga-20170913-pull-request' into staging

vga: bugfixes.
qxl: chunked cursor support.

# gpg: Signature made Wed 13 Sep 2017 08:41:08 BST
# gpg:                using RSA key 0x4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/vga-20170913-pull-request:
  virtio-gpu: don't clear QemuUIInfo information on reset
  vga/migration: Update memory map in post_load
  qxl: add support for chunked cursors.
  qxl: drop mono cursor support
  vga: stop passing pointers to vga_draw_line* functions
  vga: fix display update region calculation (split screen)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-09-14 12:58:13 +01:00
parent 04ef33052c 79d16c21a5
commit bcf9e2c0a5
5 changed files with 152 additions and 124 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
hw/display/qxl-render.c
View File

@ -204,10 +204,35 @@ void qxl_render_update_area_done(PCIQXLDevice *qxl, QXLCookie *cookie)
g_free(cookie);
}
static QEMUCursor *qxl_cursor(PCIQXLDevice *qxl, QXLCursor *cursor)
static void qxl_unpack_chunks(void *dest, size_t size, PCIQXLDevice *qxl,
QXLDataChunk *chunk, uint32_t group_id)
{
uint32_t max_chunks = 32;
size_t offset = 0;
size_t bytes;
for (;;) {
bytes = MIN(size - offset, chunk->data_size);
memcpy(dest + offset, chunk->data, bytes);
offset += bytes;
if (offset == size) {
return;
}
chunk = qxl_phys2virt(qxl, chunk->next_chunk, group_id);
if (!chunk) {
return;
}
max_chunks--;
if (max_chunks == 0) {
return;
}
}
}
static QEMUCursor *qxl_cursor(PCIQXLDevice *qxl, QXLCursor *cursor,
uint32_t group_id)
{
QEMUCursor *c;
uint8_t *image, *mask;
size_t size;
c = cursor_alloc(cursor->header.width, cursor->header.height);
@ -216,19 +241,11 @@ static QEMUCursor *qxl_cursor(PCIQXLDevice *qxl, QXLCursor *cursor)
switch (cursor->header.type) {
case SPICE_CURSOR_TYPE_ALPHA:
size = sizeof(uint32_t) * cursor->header.width * cursor->header.height;
memcpy(c->data, cursor->chunk.data, size);
qxl_unpack_chunks(c->data, size, qxl, &cursor->chunk, group_id);
if (qxl->debug > 2) {
cursor_print_ascii_art(c, "qxl/alpha");
}
break;
case SPICE_CURSOR_TYPE_MONO:
mask = cursor->chunk.data;
image = mask + cursor_get_mono_bpl(c) * c->width;
cursor_set_mono(c, 0xffffff, 0x000000, image, 1, mask);
if (qxl->debug > 2) {
cursor_print_ascii_art(c, "qxl/mono");
}
break;
default:
fprintf(stderr, "%s: not implemented: type %d\n",
__FUNCTION__, cursor->header.type);
@ -268,11 +285,7 @@ int qxl_render_cursor(PCIQXLDevice *qxl, QXLCommandExt *ext)
if (!cursor) {
return 1;
}
if (cursor->chunk.data_size != cursor->data_size) {
fprintf(stderr, "%s: multiple chunks\n", __FUNCTION__);
return 1;
}
c = qxl_cursor(qxl, cursor);
c = qxl_cursor(qxl, cursor, ext->group_id);
if (c == NULL) {
c = cursor_builtin_left_ptr();
}

202
hw/display/vga-helpers.h
View File

@ -95,20 +95,46 @@ static void vga_draw_glyph9(uint8_t *d, int linesize,
} while (--h);
}
static inline uint8_t vga_read_byte(VGACommonState *vga, uint32_t addr)
{
return vga->vram_ptr[addr & vga->vbe_size_mask];
}
static inline uint16_t vga_read_word_le(VGACommonState *vga, uint32_t addr)
{
uint32_t offset = addr & vga->vbe_size_mask & ~1;
uint16_t *ptr = (uint16_t *)(vga->vram_ptr + offset);
return lduw_le_p(ptr);
}
static inline uint16_t vga_read_word_be(VGACommonState *vga, uint32_t addr)
{
uint32_t offset = addr & vga->vbe_size_mask & ~1;
uint16_t *ptr = (uint16_t *)(vga->vram_ptr + offset);
return lduw_be_p(ptr);
}
static inline uint32_t vga_read_dword_le(VGACommonState *vga, uint32_t addr)
{
uint32_t offset = addr & vga->vbe_size_mask & ~3;
uint32_t *ptr = (uint32_t *)(vga->vram_ptr + offset);
return ldl_le_p(ptr);
}
/*
* 4 color mode
*/
static void vga_draw_line2(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line2(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
uint32_t plane_mask, *palette, data, v;
int x;
palette = s1->last_palette;
plane_mask = mask16[s1->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
palette = vga->last_palette;
plane_mask = mask16[vga->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
width >>= 3;
for(x = 0; x < width; x++) {
data = ((uint32_t *)s)[0];
data = vga_read_dword_le(vga, addr);
data &= plane_mask;
v = expand2[GET_PLANE(data, 0)];
v |= expand2[GET_PLANE(data, 2)] << 2;
@ -124,7 +150,7 @@ static void vga_draw_line2(VGACommonState *s1, uint8_t *d,
((uint32_t *)d)[6] = palette[(v >> 4) & 0xf];
((uint32_t *)d)[7] = palette[(v >> 0) & 0xf];
d += 32;
s += 4;
addr += 4;
}
}
@ -134,17 +160,17 @@ static void vga_draw_line2(VGACommonState *s1, uint8_t *d,
/*
* 4 color mode, dup2 horizontal
*/
static void vga_draw_line2d2(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line2d2(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
uint32_t plane_mask, *palette, data, v;
int x;
palette = s1->last_palette;
plane_mask = mask16[s1->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
palette = vga->last_palette;
plane_mask = mask16[vga->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
width >>= 3;
for(x = 0; x < width; x++) {
data = ((uint32_t *)s)[0];
data = vga_read_dword_le(vga, addr);
data &= plane_mask;
v = expand2[GET_PLANE(data, 0)];
v |= expand2[GET_PLANE(data, 2)] << 2;
@ -160,24 +186,24 @@ static void vga_draw_line2d2(VGACommonState *s1, uint8_t *d,
PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]);
PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]);
d += 64;
s += 4;
addr += 4;
}
}
/*
* 16 color mode
*/
static void vga_draw_line4(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line4(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
uint32_t plane_mask, data, v, *palette;
int x;
palette = s1->last_palette;
plane_mask = mask16[s1->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
palette = vga->last_palette;
plane_mask = mask16[vga->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
width >>= 3;
for(x = 0; x < width; x++) {
data = ((uint32_t *)s)[0];
data = vga_read_dword_le(vga, addr);
data &= plane_mask;
v = expand4[GET_PLANE(data, 0)];
v |= expand4[GET_PLANE(data, 1)] << 1;
@ -192,24 +218,24 @@ static void vga_draw_line4(VGACommonState *s1, uint8_t *d,
((uint32_t *)d)[6] = palette[(v >> 4) & 0xf];
((uint32_t *)d)[7] = palette[(v >> 0) & 0xf];
d += 32;
s += 4;
addr += 4;
}
}
/*
* 16 color mode, dup2 horizontal
*/
static void vga_draw_line4d2(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line4d2(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
uint32_t plane_mask, data, v, *palette;
int x;
palette = s1->last_palette;
plane_mask = mask16[s1->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
palette = vga->last_palette;
plane_mask = mask16[vga->ar[VGA_ATC_PLANE_ENABLE] & 0xf];
width >>= 3;
for(x = 0; x < width; x++) {
data = ((uint32_t *)s)[0];
data = vga_read_dword_le(vga, addr);
data &= plane_mask;
v = expand4[GET_PLANE(data, 0)];
v |= expand4[GET_PLANE(data, 1)] << 1;
@ -224,7 +250,7 @@ static void vga_draw_line4d2(VGACommonState *s1, uint8_t *d,
PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]);
PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]);
d += 64;
s += 4;
addr += 4;
}
}
@ -233,21 +259,21 @@ static void vga_draw_line4d2(VGACommonState *s1, uint8_t *d,
*
* XXX: add plane_mask support (never used in standard VGA modes)
*/
static void vga_draw_line8d2(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line8d2(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
uint32_t *palette;
int x;
palette = s1->last_palette;
palette = vga->last_palette;
width >>= 3;
for(x = 0; x < width; x++) {
PUT_PIXEL2(d, 0, palette[s[0]]);
PUT_PIXEL2(d, 1, palette[s[1]]);
PUT_PIXEL2(d, 2, palette[s[2]]);
PUT_PIXEL2(d, 3, palette[s[3]]);
PUT_PIXEL2(d, 0, palette[vga_read_byte(vga, addr + 0)]);
PUT_PIXEL2(d, 1, palette[vga_read_byte(vga, addr + 1)]);
PUT_PIXEL2(d, 2, palette[vga_read_byte(vga, addr + 2)]);
PUT_PIXEL2(d, 3, palette[vga_read_byte(vga, addr + 3)]);
d += 32;
s += 4;
addr += 4;
}
}
@ -256,63 +282,63 @@ static void vga_draw_line8d2(VGACommonState *s1, uint8_t *d,
*
* XXX: add plane_mask support (never used in standard VGA modes)
*/
static void vga_draw_line8(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line8(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
uint32_t *palette;
int x;
palette = s1->last_palette;
palette = vga->last_palette;
width >>= 3;
for(x = 0; x < width; x++) {
((uint32_t *)d)[0] = palette[s[0]];
((uint32_t *)d)[1] = palette[s[1]];
((uint32_t *)d)[2] = palette[s[2]];
((uint32_t *)d)[3] = palette[s[3]];
((uint32_t *)d)[4] = palette[s[4]];
((uint32_t *)d)[5] = palette[s[5]];
((uint32_t *)d)[6] = palette[s[6]];
((uint32_t *)d)[7] = palette[s[7]];
((uint32_t *)d)[0] = palette[vga_read_byte(vga, addr + 0)];
((uint32_t *)d)[1] = palette[vga_read_byte(vga, addr + 1)];
((uint32_t *)d)[2] = palette[vga_read_byte(vga, addr + 2)];
((uint32_t *)d)[3] = palette[vga_read_byte(vga, addr + 3)];
((uint32_t *)d)[4] = palette[vga_read_byte(vga, addr + 4)];
((uint32_t *)d)[5] = palette[vga_read_byte(vga, addr + 5)];
((uint32_t *)d)[6] = palette[vga_read_byte(vga, addr + 6)];
((uint32_t *)d)[7] = palette[vga_read_byte(vga, addr + 7)];
d += 32;
s += 8;
addr += 8;
}
}
/*
* 15 bit color
*/
static void vga_draw_line15_le(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line15_le(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
int w;
uint32_t v, r, g, b;
w = width;
do {
v = lduw_le_p((void *)s);
v = vga_read_word_le(vga, addr);
r = (v >> 7) & 0xf8;
g = (v >> 2) & 0xf8;
b = (v << 3) & 0xf8;
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 2;
addr += 2;
d += 4;
} while (--w != 0);
}
static void vga_draw_line15_be(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line15_be(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
int w;
uint32_t v, r, g, b;
w = width;
do {
v = lduw_be_p((void *)s);
v = vga_read_word_be(vga, addr);
r = (v >> 7) & 0xf8;
g = (v >> 2) & 0xf8;
b = (v << 3) & 0xf8;
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 2;
addr += 2;
d += 4;
} while (--w != 0);
}
@ -320,38 +346,38 @@ static void vga_draw_line15_be(VGACommonState *s1, uint8_t *d,
/*
* 16 bit color
*/
static void vga_draw_line16_le(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line16_le(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
int w;
uint32_t v, r, g, b;
w = width;
do {
v = lduw_le_p((void *)s);
v = vga_read_word_le(vga, addr);
r = (v >> 8) & 0xf8;
g = (v >> 3) & 0xfc;
b = (v << 3) & 0xf8;
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 2;
addr += 2;
d += 4;
} while (--w != 0);
}
static void vga_draw_line16_be(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line16_be(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
int w;
uint32_t v, r, g, b;
w = width;
do {
v = lduw_be_p((void *)s);
v = vga_read_word_be(vga, addr);
r = (v >> 8) & 0xf8;
g = (v >> 3) & 0xfc;
b = (v << 3) & 0xf8;
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 2;
addr += 2;
d += 4;
} while (--w != 0);
}
@ -359,36 +385,36 @@ static void vga_draw_line16_be(VGACommonState *s1, uint8_t *d,
/*
* 24 bit color
*/
static void vga_draw_line24_le(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line24_le(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
int w;
uint32_t r, g, b;
w = width;
do {
b = s[0];
g = s[1];
r = s[2];
b = vga_read_byte(vga, addr + 0);
g = vga_read_byte(vga, addr + 1);
r = vga_read_byte(vga, addr + 2);
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 3;
addr += 3;
d += 4;
} while (--w != 0);
}
static void vga_draw_line24_be(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line24_be(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
int w;
uint32_t r, g, b;
w = width;
do {
r = s[0];
g = s[1];
b = s[2];
r = vga_read_byte(vga, addr + 0);
g = vga_read_byte(vga, addr + 1);
b = vga_read_byte(vga, addr + 2);
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 3;
addr += 3;
d += 4;
} while (--w != 0);
}
@ -396,44 +422,36 @@ static void vga_draw_line24_be(VGACommonState *s1, uint8_t *d,
/*
* 32 bit color
*/
static void vga_draw_line32_le(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line32_le(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
#ifndef HOST_WORDS_BIGENDIAN
memcpy(d, s, width * 4);
#else
int w;
uint32_t r, g, b;
w = width;
do {
b = s[0];
g = s[1];
r = s[2];
b = vga_read_byte(vga, addr + 0);
g = vga_read_byte(vga, addr + 1);
r = vga_read_byte(vga, addr + 2);
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 4;
addr += 4;
d += 4;
} while (--w != 0);
#endif
}
static void vga_draw_line32_be(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width)
static void vga_draw_line32_be(VGACommonState *vga, uint8_t *d,
uint32_t addr, int width)
{
#ifdef HOST_WORDS_BIGENDIAN
memcpy(d, s, width * 4);
#else
int w;
uint32_t r, g, b;
w = width;
do {
r = s[1];
g = s[2];
b = s[3];
r = vga_read_byte(vga, addr + 1);
g = vga_read_byte(vga, addr + 2);
b = vga_read_byte(vga, addr + 3);
((uint32_t *)d)[0] = rgb_to_pixel32(r, g, b);
s += 4;
addr += 4;
d += 4;
} while (--w != 0);
#endif
}

16
hw/display/vga.c
View File

@ -1005,7 +1005,7 @@ void vga_mem_writeb(VGACommonState *s, hwaddr addr, uint32_t val)
}
typedef void vga_draw_line_func(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width);
uint32_t srcaddr, int width);
#include "vga-helpers.h"
@ -1628,9 +1628,15 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
y1 = 0;
if (!full_update) {
ram_addr_t region_start = addr1;
ram_addr_t region_end = addr1 + line_offset * height;
vga_sync_dirty_bitmap(s);
snap = memory_region_snapshot_and_clear_dirty(&s->vram, addr1,
line_offset * height,
if (s->line_compare < height) {
/* split screen mode */
region_start = 0;
}
snap = memory_region_snapshot_and_clear_dirty(&s->vram, region_start,
region_end - region_start,
DIRTY_MEMORY_VGA);
}
@ -1660,7 +1666,7 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
if (y_start < 0)
y_start = y;
if (!(is_buffer_shared(surface))) {
vga_draw_line(s, d, s->vram_ptr + addr, width);
vga_draw_line(s, d, addr, width);
if (s->cursor_draw_line)
s->cursor_draw_line(s, d, y);
}
@ -2044,6 +2050,7 @@ static int vga_common_post_load(void *opaque, int version_id)
/* force refresh */
s->graphic_mode = -1;
vbe_update_vgaregs(s);
vga_update_memory_access(s);
return 0;
}
@ -2164,6 +2171,7 @@ void vga_common_init(VGACommonState *s, Object *obj, bool global_vmstate)
if (!s->vbe_size) {
s->vbe_size = s->vram_size;
}
s->vbe_size_mask = s->vbe_size - 1;
s->is_vbe_vmstate = 1;
memory_region_init_ram_nomigrate(&s->vram, obj, "vga.vram", s->vram_size,

1
hw/display/vga_int.h
View File

@ -94,6 +94,7 @@ typedef struct VGACommonState {
uint32_t vram_size;
uint32_t vram_size_mb; /* property */
uint32_t vbe_size;
uint32_t vbe_size_mask;
uint32_t latch;
bool has_chain4_alias;
MemoryRegion chain4_alias;

12
hw/display/virtio-gpu.c
View File

@ -1195,17 +1195,6 @@ static void virtio_gpu_reset(VirtIODevice *vdev)
virtio_gpu_resource_destroy(g, res);
}
for (i = 0; i < g->conf.max_outputs; i++) {
#if 0
g->req_state[i].x = 0;
g->req_state[i].y = 0;
if (i == 0) {
g->req_state[0].width = 1024;
g->req_state[0].height = 768;
} else {
g->req_state[i].width = 0;
g->req_state[i].height = 0;
}
#endif
g->scanout[i].resource_id = 0;
g->scanout[i].width = 0;
g->scanout[i].height = 0;
@ -1213,7 +1202,6 @@ static void virtio_gpu_reset(VirtIODevice *vdev)
g->scanout[i].y = 0;
g->scanout[i].ds = NULL;
}
g->enabled_output_bitmask = 1;
#ifdef CONFIG_VIRGL
if (g->use_virgl_renderer) {