//#define DEBUG_BOCHS_VBE
+/* 16 state changes per vertical frame @60 Hz */
+#define VGA_TEXT_CURSOR_PERIOD_MS (1000 * 2 * 16 / 60)
+
/*
* Video Graphics Array (VGA)
*
static uint16_t expand2[256];
static uint8_t expand4to8[16];
-static void vga_screen_dump(void *opaque, const char *filename, bool cswitch);
+static void vga_screen_dump(void *opaque, const char *filename, bool cswitch,
+ Error **errp);
static void vga_update_memory_access(VGACommonState *s)
{
MemoryRegion *region, *old_region = s->chain4_alias;
- target_phys_addr_t base, offset, size;
+ hwaddr base, offset, size;
s->chain4_alias = NULL;
VGACommonState *s = opaque;
int val, index;
+ qemu_flush_coalesced_mmio_buffer();
+
if (vga_ioport_invalid(s, addr)) {
val = 0xff;
} else {
VGACommonState *s = opaque;
int index;
+ qemu_flush_coalesced_mmio_buffer();
+
/* check port range access depending on color/monochrome mode */
if (vga_ioport_invalid(s, addr)) {
return;
}
}
-#ifdef CONFIG_BOCHS_VBE
static uint32_t vbe_ioport_read_index(void *opaque, uint32_t addr)
{
VGACommonState *s = opaque;
return val;
}
-static uint32_t vbe_ioport_read_data(void *opaque, uint32_t addr)
+uint32_t vbe_ioport_read_data(void *opaque, uint32_t addr)
{
VGACommonState *s = opaque;
uint32_t val;
return val;
}
-static void vbe_ioport_write_index(void *opaque, uint32_t addr, uint32_t val)
+void vbe_ioport_write_index(void *opaque, uint32_t addr, uint32_t val)
{
VGACommonState *s = opaque;
s->vbe_index = val;
}
-static void vbe_ioport_write_data(void *opaque, uint32_t addr, uint32_t val)
+void vbe_ioport_write_data(void *opaque, uint32_t addr, uint32_t val)
{
VGACommonState *s = opaque;
}
}
}
-#endif
/* called for accesses between 0xa0000 and 0xc0000 */
-uint32_t vga_mem_readb(VGACommonState *s, target_phys_addr_t addr)
+uint32_t vga_mem_readb(VGACommonState *s, hwaddr addr)
{
int memory_map_mode, plane;
uint32_t ret;
}
/* called for accesses between 0xa0000 and 0xc0000 */
-void vga_mem_writeb(VGACommonState *s, target_phys_addr_t addr, uint32_t val)
+void vga_mem_writeb(VGACommonState *s, hwaddr addr, uint32_t val)
{
int memory_map_mode, plane, write_mode, b, func_select, mask;
uint32_t write_mask, bit_mask, set_mask;
uint32_t *pline_compare)
{
uint32_t start_addr, line_offset, line_compare;
-#ifdef CONFIG_BOCHS_VBE
+
if (s->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) {
line_offset = s->vbe_line_offset;
start_addr = s->vbe_start_addr;
line_compare = 65535;
- } else
-#endif
- {
+ } else {
/* compute line_offset in bytes */
line_offset = s->cr[VGA_CRTC_OFFSET];
line_offset <<= 3;
uint32_t *ch_attr_ptr;
vga_draw_glyph8_func *vga_draw_glyph8;
vga_draw_glyph9_func *vga_draw_glyph9;
+ int64_t now = qemu_get_clock_ms(vm_clock);
/* compute font data address (in plane 2) */
v = s->sr[VGA_SEQ_CHARACTER_MAP];
line_offset = s->line_offset;
vga_get_text_resolution(s, &width, &height, &cw, &cheight);
+ if ((height * width) <= 1) {
+ /* better than nothing: exit if transient size is too small */
+ return;
+ }
if ((height * width) > CH_ATTR_SIZE) {
/* better than nothing: exit if transient size is too big */
return;
s->last_scr_width = width * cw;
s->last_scr_height = height * cheight;
qemu_console_resize(s->ds, s->last_scr_width, s->last_scr_height);
+ dpy_text_resize(s->ds, width, height);
s->last_depth = 0;
s->last_width = width;
s->last_height = height;
palette = s->last_palette;
x_incr = cw * ((ds_get_bits_per_pixel(s->ds) + 7) >> 3);
+ if (full_update) {
+ s->full_update_text = 1;
+ }
+ if (s->full_update_gfx) {
+ s->full_update_gfx = 0;
+ full_update |= 1;
+ }
+
cursor_offset = ((s->cr[VGA_CRTC_CURSOR_HI] << 8) |
s->cr[VGA_CRTC_CURSOR_LO]) - s->start_addr;
if (cursor_offset != s->cursor_offset ||
s->cursor_end = s->cr[VGA_CRTC_CURSOR_END];
}
cursor_ptr = s->vram_ptr + (s->start_addr + cursor_offset) * 4;
+ if (now >= s->cursor_blink_time) {
+ s->cursor_blink_time = now + VGA_TEXT_CURSOR_PERIOD_MS / 2;
+ s->cursor_visible_phase = !s->cursor_visible_phase;
+ }
depth_index = get_depth_index(s->ds);
if (cw == 16)
cx_max = -1;
for(cx = 0; cx < width; cx++) {
ch_attr = *(uint16_t *)src;
- if (full_update || ch_attr != *ch_attr_ptr) {
+ if (full_update || ch_attr != *ch_attr_ptr || src == cursor_ptr) {
if (cx < cx_min)
cx_min = cx;
if (cx > cx_max)
font_ptr, cheight, fgcol, bgcol, dup9);
}
if (src == cursor_ptr &&
- !(s->cr[VGA_CRTC_CURSOR_START] & 0x20)) {
+ !(s->cr[VGA_CRTC_CURSOR_START] & 0x20) &&
+ s->cursor_visible_phase) {
int line_start, line_last, h;
/* draw the cursor */
line_start = s->cr[VGA_CRTC_CURSOR_START] & 0x1f;
ch_attr_ptr++;
}
if (cx_max != -1) {
- dpy_update(s->ds, cx_min * cw, cy * cheight,
- (cx_max - cx_min + 1) * cw, cheight);
+ dpy_gfx_update(s->ds, cx_min * cw, cy * cheight,
+ (cx_max - cx_min + 1) * cw, cheight);
}
dest += linesize * cheight;
line1 = line + cheight;
static int vga_get_bpp(VGACommonState *s)
{
int ret;
-#ifdef CONFIG_BOCHS_VBE
+
if (s->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) {
ret = s->vbe_regs[VBE_DISPI_INDEX_BPP];
- } else
-#endif
- {
+ } else {
ret = 0;
}
return ret;
{
int width, height;
-#ifdef CONFIG_BOCHS_VBE
if (s->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) {
width = s->vbe_regs[VBE_DISPI_INDEX_XRES];
height = s->vbe_regs[VBE_DISPI_INDEX_YRES];
- } else
-#endif
- {
+ } else {
width = (s->cr[VGA_CRTC_H_DISP] + 1) * 8;
height = s->cr[VGA_CRTC_V_DISP_END] |
((s->cr[VGA_CRTC_OVERFLOW] & 0x02) << 7) |
}
}
-static void vga_sync_dirty_bitmap(VGACommonState *s)
+void vga_sync_dirty_bitmap(VGACommonState *s)
{
memory_region_sync_dirty_bitmap(&s->vram);
}
#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
s->ds->surface->pf = qemu_different_endianness_pixelformat(depth);
#endif
- dpy_resize(s->ds);
+ dpy_gfx_resize(s->ds);
} else {
qemu_console_resize(s->ds, disp_width, height);
}
s->last_depth = depth;
full_update = 1;
} else if (is_buffer_shared(s->ds->surface) &&
- (full_update || s->ds->surface->data != s->vram_ptr + (s->start_addr * 4))) {
- s->ds->surface->data = s->vram_ptr + (s->start_addr * 4);
- dpy_setdata(s->ds);
+ (full_update || ds_get_data(s->ds) != s->vram_ptr
+ + (s->start_addr * 4))) {
+ qemu_free_displaysurface(s->ds);
+ s->ds->surface = qemu_create_displaysurface_from(disp_width,
+ height, depth,
+ s->line_offset,
+ s->vram_ptr + (s->start_addr * 4));
+ dpy_gfx_setdata(s->ds);
}
s->rgb_to_pixel =
} else {
if (y_start >= 0) {
/* flush to display */
- dpy_update(s->ds, 0, y_start,
- disp_width, y - y_start);
+ dpy_gfx_update(s->ds, 0, y_start,
+ disp_width, y - y_start);
y_start = -1;
}
}
}
if (y_start >= 0) {
/* flush to display */
- dpy_update(s->ds, 0, y_start,
- disp_width, y - y_start);
+ dpy_gfx_update(s->ds, 0, y_start,
+ disp_width, y - y_start);
}
/* reset modified pages */
if (page_max >= page_min) {
memset(d, val, w);
d += ds_get_linesize(s->ds);
}
- dpy_update(s->ds, 0, 0,
- s->last_scr_width, s->last_scr_height);
+ dpy_gfx_update(s->ds, 0, 0,
+ s->last_scr_width, s->last_scr_height);
}
#define GMODE_TEXT 0
}
if (graphic_mode != s->graphic_mode) {
s->graphic_mode = graphic_mode;
+ s->cursor_blink_time = qemu_get_clock_ms(vm_clock);
full_update = 1;
}
switch(graphic_mode) {
s->dac_8bit = 0;
memset(s->palette, '\0', sizeof(s->palette));
s->bank_offset = 0;
-#ifdef CONFIG_BOCHS_VBE
s->vbe_index = 0;
memset(s->vbe_regs, '\0', sizeof(s->vbe_regs));
s->vbe_regs[VBE_DISPI_INDEX_ID] = VBE_DISPI_ID5;
s->vbe_start_addr = 0;
s->vbe_line_offset = 0;
s->vbe_bank_mask = (s->vram_size >> 16) - 1;
-#endif
memset(s->font_offsets, '\0', sizeof(s->font_offsets));
s->graphic_mode = -1; /* force full update */
s->shift_control = 0;
cw != s->last_cw || cheight != s->last_ch) {
s->last_scr_width = width * cw;
s->last_scr_height = height * cheight;
- s->ds->surface->width = width;
- s->ds->surface->height = height;
- dpy_resize(s->ds);
+ qemu_console_resize(s->ds, s->last_scr_width, s->last_scr_height);
+ dpy_text_resize(s->ds, width, height);
+ s->last_depth = 0;
s->last_width = width;
s->last_height = height;
s->last_ch = cheight;
full_update = 1;
}
+ if (full_update) {
+ s->full_update_gfx = 1;
+ }
+ if (s->full_update_text) {
+ s->full_update_text = 0;
+ full_update |= 1;
+ }
+
/* Update "hardware" cursor */
cursor_offset = ((s->cr[VGA_CRTC_CURSOR_HI] << 8) |
s->cr[VGA_CRTC_CURSOR_LO]) - s->start_addr;
s->cr[VGA_CRTC_CURSOR_END] != s->cursor_end || full_update) {
cursor_visible = !(s->cr[VGA_CRTC_CURSOR_START] & 0x20);
if (cursor_visible && cursor_offset < size && cursor_offset >= 0)
- dpy_cursor(s->ds,
- TEXTMODE_X(cursor_offset),
- TEXTMODE_Y(cursor_offset));
+ dpy_text_cursor(s->ds,
+ TEXTMODE_X(cursor_offset),
+ TEXTMODE_Y(cursor_offset));
else
- dpy_cursor(s->ds, -1, -1);
+ dpy_text_cursor(s->ds, -1, -1);
s->cursor_offset = cursor_offset;
s->cursor_start = s->cr[VGA_CRTC_CURSOR_START];
s->cursor_end = s->cr[VGA_CRTC_CURSOR_END];
for (i = 0; i < size; src ++, dst ++, i ++)
console_write_ch(dst, VMEM2CHTYPE(le32_to_cpu(*src)));
- dpy_update(s->ds, 0, 0, width, height);
+ dpy_text_update(s->ds, 0, 0, width, height);
} else {
c_max = 0;
if (c_min <= c_max) {
i = TEXTMODE_Y(c_min);
- dpy_update(s->ds, 0, i, width, TEXTMODE_Y(c_max) - i + 1);
+ dpy_text_update(s->ds, 0, i, width, TEXTMODE_Y(c_max) - i + 1);
}
}
/* Display a message */
s->last_width = 60;
s->last_height = height = 3;
- dpy_cursor(s->ds, -1, -1);
- s->ds->surface->width = s->last_width;
- s->ds->surface->height = height;
- dpy_resize(s->ds);
+ dpy_text_cursor(s->ds, -1, -1);
+ dpy_text_resize(s->ds, s->last_width, height);
for (dst = chardata, i = 0; i < s->last_width * height; i ++)
console_write_ch(dst ++, ' ');
for (i = 0; i < size; i ++)
console_write_ch(dst ++, 0x00200100 | msg_buffer[i]);
- dpy_update(s->ds, 0, 0, s->last_width, height);
+ dpy_text_update(s->ds, 0, 0, s->last_width, height);
}
-static uint64_t vga_mem_read(void *opaque, target_phys_addr_t addr,
+static uint64_t vga_mem_read(void *opaque, hwaddr addr,
unsigned size)
{
VGACommonState *s = opaque;
return vga_mem_readb(s, addr);
}
-static void vga_mem_write(void *opaque, target_phys_addr_t addr,
+static void vga_mem_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
VGACommonState *s = opaque;
VMSTATE_INT32(bank_offset, VGACommonState),
VMSTATE_UINT8_EQUAL(is_vbe_vmstate, VGACommonState),
-#ifdef CONFIG_BOCHS_VBE
VMSTATE_UINT16(vbe_index, VGACommonState),
VMSTATE_UINT16_ARRAY(vbe_regs, VGACommonState, VBE_DISPI_INDEX_NB),
VMSTATE_UINT32(vbe_start_addr, VGACommonState),
VMSTATE_UINT32(vbe_line_offset, VGACommonState),
VMSTATE_UINT32(vbe_bank_mask, VGACommonState),
-#endif
VMSTATE_END_OF_LIST()
}
};
-void vga_common_init(VGACommonState *s, int vga_ram_size)
+void vga_common_init(VGACommonState *s)
{
int i, j, v, b;
expand4to8[i] = v;
}
-#ifdef CONFIG_BOCHS_VBE
+ /* valid range: 1 MB -> 256 MB */
+ s->vram_size = 1024 * 1024;
+ while (s->vram_size < (s->vram_size_mb << 20) &&
+ s->vram_size < (256 << 20)) {
+ s->vram_size <<= 1;
+ }
+ s->vram_size_mb = s->vram_size >> 20;
+
s->is_vbe_vmstate = 1;
-#else
- s->is_vbe_vmstate = 0;
-#endif
- memory_region_init_ram(&s->vram, "vga.vram", vga_ram_size);
+ memory_region_init_ram(&s->vram, "vga.vram", s->vram_size);
vmstate_register_ram_global(&s->vram);
xen_register_framebuffer(&s->vram);
s->vram_ptr = memory_region_get_ram_ptr(&s->vram);
- s->vram_size = vga_ram_size;
s->get_bpp = vga_get_bpp;
s->get_offsets = vga_get_offsets;
s->get_resolution = vga_get_resolution;
PORTIO_END_OF_LIST(),
};
-#ifdef CONFIG_BOCHS_VBE
static const MemoryRegionPortio vbe_portio_list[] = {
{ 0, 1, 2, .read = vbe_ioport_read_index, .write = vbe_ioport_write_index },
# ifdef TARGET_I386
{ 1, 1, 2, .read = vbe_ioport_read_data, .write = vbe_ioport_write_data },
-# else
- { 2, 1, 2, .read = vbe_ioport_read_data, .write = vbe_ioport_write_data },
# endif
+ { 2, 1, 2, .read = vbe_ioport_read_data, .write = vbe_ioport_write_data },
PORTIO_END_OF_LIST(),
};
-#endif /* CONFIG_BOCHS_VBE */
/* Used by both ISA and PCI */
MemoryRegion *vga_init_io(VGACommonState *s,
MemoryRegion *vga_mem;
*vga_ports = vga_portio_list;
- *vbe_ports = NULL;
-#ifdef CONFIG_BOCHS_VBE
*vbe_ports = vbe_portio_list;
-#endif
vga_mem = g_malloc(sizeof(*vga_mem));
memory_region_init_io(vga_mem, &vga_mem_ops, s,
"vga-lowmem", 0x20000);
+ memory_region_set_flush_coalesced(vga_mem);
return vga_mem;
}
void vga_init_vbe(VGACommonState *s, MemoryRegion *system_memory)
{
-#ifdef CONFIG_BOCHS_VBE
+ /* With pc-0.12 and below we map both the PCI BAR and the fixed VBE region,
+ * so use an alias to avoid double-mapping the same region.
+ */
+ memory_region_init_alias(&s->vram_vbe, "vram.vbe",
+ &s->vram, 0, memory_region_size(&s->vram));
/* XXX: use optimized standard vga accesses */
memory_region_add_subregion(system_memory,
VBE_DISPI_LFB_PHYSICAL_ADDRESS,
- &s->vram);
+ &s->vram_vbe);
s->vbe_mapped = 1;
-#endif
}
/********************************************************/
/* vga screen dump */
-int ppm_save(const char *filename, struct DisplaySurface *ds)
+void ppm_save(const char *filename, struct DisplaySurface *ds, Error **errp)
{
+ int width = pixman_image_get_width(ds->image);
+ int height = pixman_image_get_height(ds->image);
FILE *f;
- uint8_t *d, *d1;
- uint32_t v;
- int y, x;
- uint8_t r, g, b;
+ int y;
int ret;
- char *linebuf, *pbuf;
+ pixman_image_t *linebuf;
trace_ppm_save(filename, ds);
f = fopen(filename, "wb");
- if (!f)
- return -1;
- fprintf(f, "P6\n%d %d\n%d\n",
- ds->width, ds->height, 255);
- linebuf = g_malloc(ds->width * 3);
- d1 = ds->data;
- for(y = 0; y < ds->height; y++) {
- d = d1;
- pbuf = linebuf;
- for(x = 0; x < ds->width; x++) {
- if (ds->pf.bits_per_pixel == 32)
- v = *(uint32_t *)d;
- else
- v = (uint32_t) (*(uint16_t *)d);
- /* Limited to 8 or fewer bits per channel: */
- r = ((v >> ds->pf.rshift) & ds->pf.rmax) << (8 - ds->pf.rbits);
- g = ((v >> ds->pf.gshift) & ds->pf.gmax) << (8 - ds->pf.gbits);
- b = ((v >> ds->pf.bshift) & ds->pf.bmax) << (8 - ds->pf.bbits);
- *pbuf++ = r;
- *pbuf++ = g;
- *pbuf++ = b;
- d += ds->pf.bytes_per_pixel;
- }
- d1 += ds->linesize;
- ret = fwrite(linebuf, 1, pbuf - linebuf, f);
+ if (!f) {
+ error_setg(errp, "failed to open file '%s': %s", filename,
+ strerror(errno));
+ return;
+ }
+ ret = fprintf(f, "P6\n%d %d\n%d\n", width, height, 255);
+ if (ret < 0) {
+ linebuf = NULL;
+ goto write_err;
+ }
+ linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width);
+ for (y = 0; y < height; y++) {
+ qemu_pixman_linebuf_fill(linebuf, ds->image, width, y);
+ clearerr(f);
+ ret = fwrite(pixman_image_get_data(linebuf), 1,
+ pixman_image_get_stride(linebuf), f);
(void)ret;
+ if (ferror(f)) {
+ goto write_err;
+ }
}
- g_free(linebuf);
+
+out:
+ qemu_pixman_image_unref(linebuf);
fclose(f);
- return 0;
+ return;
+
+write_err:
+ error_setg(errp, "failed to write to file '%s': %s", filename,
+ strerror(errno));
+ unlink(filename);
+ goto out;
}
/* save the vga display in a PPM image even if no display is
available */
-static void vga_screen_dump(void *opaque, const char *filename, bool cswitch)
+static void vga_screen_dump(void *opaque, const char *filename, bool cswitch,
+ Error **errp)
{
VGACommonState *s = opaque;
vga_invalidate_display(s);
}
vga_hw_update();
- ppm_save(filename, s->ds->surface);
+ ppm_save(filename, s->ds->surface, errp);
}