vbatts/grub
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2009-08-14 Vladimir Serbinenko <phcoder@gmail.com>

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Framebuffer split.

	* commands/i386/pc/vbetest.c (grub_cmd_vbetest): Restore video
	subsystem at the end.
	* conf/common.rmk (pkglib_MODULES): Add video_fb.mod.
	(video_fb_mod_SOURCES): New variable.
	(video_fb_mod_CFLAGS): Likewise.
	(video_fb_mod_LDFLAGS): Likewise.
	* conf/i386-pc.rmk (vbe_mod_SOURCES): Remove video/i386/pc/vbeblit.c,
	video/i386/pc/vbefill.c and video/i386/pc/vbeutil.c.
	* video/i386/pc/vbeblit.c: Moved from here ...
	* video/fb/fbblit.c: ..here. Replaced 'vbe' with 'fb'.
	* video/i386/pc/vbefill.c: Moved from here ...
	* video/fb/fbfill.c: ..here. Replaced 'vbe' with 'fb'.
	* video/i386/pc/vbeutil.c: Moved from here ...
	* video/fb/fbutil.c: ..here. Replaced 'vbe' with 'fb'.
	* include/grub/i386/pc/vbeblit.h: Moved from here ...
	* include/grub/fbblit.h: ... here. Replaced 'vbe' with 'fb'.
	* include/grub/i386/pc/vbefill.h: Moved from here ...
	* include/grub/fbfill.h: ... here. Replaced 'vbe' with 'fb'.
	* include/grub/i386/pc/vbeutil.h: Moved from here ...
	* include/grub/fbutil.h: ... here. Replaced 'vbe' with 'fb'.
	* include/grub/i386/pc/vbe.h: Moved framebuffer part ...
	* include/grub/video_fb.h: ... here. Replaced 'vbe' with 'fb'.
	* include/grub/video.h (GRUB_VIDEO_RENDER_TARGET_FRONT_BUFFER): Removed.
	(GRUB_VIDEO_RENDER_TARGET_BACK_BUFFER): Likewise.
	(grub_video_adapter): Added 'get_info_and_fini'.
	(grub_video_get_info_and_fini): New prototype.
	(grub_video_set_mode): make modestring const char *.
	* loader/i386/linux.c (grub_linux_setup_video): Use
	grub_video_get_info_and_fini.
	(grub_linux_boot): Move modesetting just before booting.
	* loader/i386/pc/xnu.c (grub_xnu_set_video): Use
	grub_video_get_info_and_fini.
	* video/i386/pc/vbe.c: Moved framebuffer part ...
	* video/fb/video_fb.c: ... here. Replaced 'vbe' with 'fb'.
	* video/i386/pc/vbe.c (grub_vbe_set_video_mode): Use
	grub_video_fbstd_colors and grub_video_fb_set_palette.
	(grub_video_vbe_init): Clear 'framebuffer' variable and use
	grub_video_fb_init.
	(grub_video_vbe_fini): Use grub_video_fb_fini.
	(grub_video_vbe_setup): Use framebuffer.render_target instead of
	render_target and use grub_video_fb_set_active_render_target and
	grub_video_fb_set_palette.
	(grub_video_vbe_set_palette): Use grub_video_fb_set_palette.
	(grub_video_vbe_set_viewport): Use grub_video_fb_set_viewport.
	(grub_video_vbe_adapter): Use framebuffer.
	* video/video.c (grub_video_get_info_and_fini): New function.
	(grub_video_set_mode): Make modestring const char *.
	(GRUB_MOD_INIT(video_video)): Don't set variables to 0 since these
	values are already initialised.
This commit is contained in:
phcoder 2009-08-14 12:41:58 +00:00
parent d404ee5646
commit d3539132cd
20 changed files with 1840 additions and 1558 deletions
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83
loader/i386/linux.c
View file

@ -31,9 +31,7 @@
#include <grub/term.h>
#include <grub/cpu/linux.h>
#include <grub/video.h>
/* FIXME: the definition of `struct grub_video_render_target' is
VBE-specific. */
#include <grub/i386/pc/vbe.h>
#include <grub/video_fb.h>
#include <grub/command.h>
#define GRUB_LINUX_CL_OFFSET 0x1000
@ -403,14 +401,11 @@ static int
grub_linux_setup_video (struct linux_kernel_params *params)
{
struct grub_video_mode_info mode_info;
struct grub_video_render_target *render_target;
void *framebuffer;
int ret;
ret = grub_video_get_info (&mode_info);
if (ret)
return 1;
ret = grub_video_get_info_and_fini (&mode_info, &framebuffer);
ret = grub_video_get_active_render_target (&render_target);
if (ret)
return 1;
@ -419,7 +414,7 @@ grub_linux_setup_video (struct linux_kernel_params *params)
params->lfb_depth = mode_info.bpp;
params->lfb_line_len = mode_info.pitch;
params->lfb_base = (grub_size_t) render_target->data;
params->lfb_base = (grub_size_t) framebuffer;
params->lfb_size = (params->lfb_line_len * params->lfb_height + 65535) >> 16;
params->red_mask_size = mode_info.red_mask_size;
@ -449,41 +444,6 @@ grub_linux_boot (void)
params = real_mode_mem;
modevar = grub_env_get ("gfxpayload");
/* Now all graphical modes are acceptable.
May change in future if we have modes without framebuffer. */
if (modevar && *modevar != 0)
{
tmp = grub_malloc (grub_strlen (modevar)
+ sizeof (DEFAULT_VIDEO_MODE) + 1);
if (! tmp)
return grub_errno;
grub_sprintf (tmp, "%s;" DEFAULT_VIDEO_MODE, modevar);
err = grub_video_set_mode (tmp, 0);
grub_free (tmp);
}
#ifndef GRUB_ASSUME_LINUX_HAS_FB_SUPPORT
else
err = grub_video_set_mode (DEFAULT_VIDEO_MODE, 0);
#endif
if (err)
{
grub_print_error ();
grub_printf ("Booting however\n");
grub_errno = GRUB_ERR_NONE;
}
if (! grub_linux_setup_video (params))
params->have_vga = GRUB_VIDEO_TYPE_VLFB;
else
{
params->have_vga = GRUB_VIDEO_TYPE_TEXT;
params->video_width = 80;
params->video_height = 25;
}
grub_dprintf ("linux", "code32_start = %x, idt_desc = %lx, gdt_desc = %lx\n",
(unsigned) params->code32_start,
(unsigned long) &(idt_desc.limit),
@ -534,6 +494,41 @@ grub_linux_boot (void)
grub_mmap_iterate (hook);
params->mmap_size = e820_num;
modevar = grub_env_get ("gfxpayload");
/* Now all graphical modes are acceptable.
May change in future if we have modes without framebuffer. */
if (modevar && *modevar != 0)
{
tmp = grub_malloc (grub_strlen (modevar)
+ sizeof (DEFAULT_VIDEO_MODE) + 1);
if (! tmp)
return grub_errno;
grub_sprintf (tmp, "%s;" DEFAULT_VIDEO_MODE, modevar);
err = grub_video_set_mode (tmp, 0);
grub_free (tmp);
}
#ifndef GRUB_ASSUME_LINUX_HAS_FB_SUPPORT
else
err = grub_video_set_mode (DEFAULT_VIDEO_MODE, 0);
#endif
if (err)
{
grub_print_error ();
grub_printf ("Booting however\n");
grub_errno = GRUB_ERR_NONE;
}
if (! grub_linux_setup_video (params))
params->have_vga = GRUB_VIDEO_TYPE_VLFB;
else
{
params->have_vga = GRUB_VIDEO_TYPE_TEXT;
params->video_width = 80;
params->video_height = 25;
}
/* Initialize these last, because terminal position could be affected by printfs above. */
if (params->have_vga == GRUB_VIDEO_TYPE_TEXT)
{