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Two little vga fixes.

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Merge remote-tracking branch 'remotes/kraxel/tags/vga-20180604-pull-request' into staging

Two little vga fixes.

# gpg: Signature made Mon 04 Jun 2018 09:48:53 BST
# gpg:                using RSA key 4CB6D8EED3E87138
# 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-20180604-pull-request:
  vga: cleanup surface handling
  bochs-display: add missing break

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2018-06-04 15:46:15 +01:00
commit 5d7ad3ce10
2 changed files with 20 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
hw/display/bochs-display.c
View File

@ -158,6 +158,7 @@ static int bochs_display_get_mode(BochsDisplayState *s,
/* best effort: support native endianess only */
mode->format = PIXMAN_r5g6b5;
mode->bytepp = 2;
break;
case 32:
mode->format = s->big_endian_fb
? PIXMAN_BE_x8r8g8b8

36
hw/display/vga.c
View File

@ -1548,12 +1548,31 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
} else {
share_surface = false;
}
if (s->line_offset != s->last_line_offset ||
disp_width != s->last_width ||
height != s->last_height ||
s->last_depth != depth ||
s->last_byteswap != byteswap ||
share_surface != is_buffer_shared(surface)) {
/* display parameters changed -> need new display surface */
s->last_scr_width = disp_width;
s->last_scr_height = height;
s->last_width = disp_width;
s->last_height = height;
s->last_line_offset = s->line_offset;
s->last_depth = depth;
s->last_byteswap = byteswap;
full_update = 1;
}
if (surface_data(surface) != s->vram_ptr + (s->start_addr * 4)
&& is_buffer_shared(surface)) {
/* base address changed (page flip) -> shared display surfaces
* must be updated with the new base address */
full_update = 1;
}
if (full_update) {
if (share_surface) {
surface = qemu_create_displaysurface_from(disp_width,
height, format, s->line_offset,
@ -1563,23 +1582,6 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
qemu_console_resize(s->con, disp_width, height);
surface = qemu_console_surface(s->con);
}
s->last_scr_width = disp_width;
s->last_scr_height = height;
s->last_width = disp_width;
s->last_height = height;
s->last_line_offset = s->line_offset;
s->last_depth = depth;
s->last_byteswap = byteswap;
full_update = 1;
} else if (is_buffer_shared(surface) &&
(full_update || surface_data(surface) != s->vram_ptr
+ (s->start_addr * 4))) {
pixman_format_code_t format =
qemu_default_pixman_format(depth, !byteswap);
surface = qemu_create_displaysurface_from(disp_width,
height, format, s->line_offset,
s->vram_ptr + (s->start_addr * 4));
dpy_gfx_replace_surface(s->con, surface);
}
if (shift_control == 0) {