Lncvrt/grub
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merge mainline into efigfx

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This commit is contained in:
Vladimir 'phcoder' Serbinenko committed 2009-12-22 13:34:01 +01:00
2 parents 289634b1fa dc77a79959
commit 2a2869b584
109 files changed
+2934 -1298
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video/i386/pc/vbe.c
+8 -5
View File
@@ -33,6 +33,9 @@ static int vbe_detected = -1;
static struct grub_vbe_info_block controller_info;
static struct grub_vbe_mode_info_block active_vbe_mode_info;
/* Track last mode to support cards which fail on get_mode. */
static grub_uint32_t last_set_mode = 3;
static struct
{
struct grub_video_mode_info mode_info;
@@ -160,6 +163,7 @@ grub_vbe_set_video_mode (grub_uint32_t vbe_mode,
status = grub_vbe_bios_set_mode (vbe_mode, 0);
if (status != GRUB_VBE_STATUS_OK)
return grub_error (GRUB_ERR_BAD_DEVICE, "cannot set VBE mode %x", vbe_mode);
last_set_mode = vbe_mode;
/* Save information for later usage. */
framebuffer.active_vbe_mode = vbe_mode;
@@ -203,6 +207,7 @@ grub_vbe_set_video_mode (grub_uint32_t vbe_mode,
case 8: framebuffer.bytes_per_pixel = 1; break;
default:
grub_vbe_bios_set_mode (old_vbe_mode, 0);
last_set_mode = old_vbe_mode;
return grub_error (GRUB_ERR_BAD_DEVICE,
"cannot set VBE mode %x",
vbe_mode);
@@ -256,8 +261,9 @@ grub_vbe_get_video_mode (grub_uint32_t *mode)
/* Try to query current mode from VESA BIOS. */
status = grub_vbe_bios_get_mode (mode);
/* XXX: ATI cards don't support get_mode. */
if (status != GRUB_VBE_STATUS_OK)
return grub_error (GRUB_ERR_BAD_DEVICE, "cannot get current VBE mode");
*mode = last_set_mode;
return GRUB_ERR_NONE;
}
@@ -350,6 +356,7 @@ grub_video_vbe_fini (void)
if (status != GRUB_VBE_STATUS_OK)
/* TODO: Decide, is this something we want to do. */
return grub_errno;
last_set_mode = initial_vbe_mode;
/* TODO: Free any resources allocated by driver. */
grub_free (vbe_mode_list);
@@ -391,10 +398,6 @@ grub_video_vbe_setup (unsigned int width, unsigned int height,
/* If not available, skip it. */
continue;
if ((vbe_mode_info.mode_attributes & 0x002) == 0)
/* Not enough information. */
continue;
if ((vbe_mode_info.mode_attributes & 0x008) == 0)
/* Monochrome is unusable. */
continue;