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| author | Jan Beulich <jbeulich@suse.com> | 2012-02-09 11:33:51 +0800 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-09-24 09:28:57 -0400 |
| commit | aa387d630cfed1a694a9c8c61fba3877ba8d4f07 (patch) | |
| tree | d2763f7042fbcf8b5baf5b1a41c3e2f792b5a983 /arch/x86/xen/vga.c | |
| parent | ffb8b233c2261b7978dc3bd759aaa19bd1a7fadf (diff) | |
| download | lwn-aa387d630cfed1a694a9c8c61fba3877ba8d4f07.tar.gz lwn-aa387d630cfed1a694a9c8c61fba3877ba8d4f07.zip | |
xen/vga: add the xen EFI video mode support
In order to add xen EFI frambebuffer video support, it is required to add
xen-efi's new video type (XEN_VGATYPE_EFI_LFB) case and handle it in the
function xen_init_vga and set the video type to VIDEO_TYPE_EFI to enable
efi video mode.
The original patch from which this was broken out from:
http://marc.info/?i=4E099AA6020000780004A4C6@nat28.tlf.novell.com
Signed-off-by: Jan Beulich <JBeulich@novell.com>
Signed-off-by: Tang Liang <liang.tang@oracle.com>
[v2: The original author is Jan Beulich and Liang Tang ported it to upstream]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/xen/vga.c')
| -rw-r--r-- | arch/x86/xen/vga.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/xen/vga.c b/arch/x86/xen/vga.c index 1cd7f4d11e29..6722e3733f02 100644 --- a/arch/x86/xen/vga.c +++ b/arch/x86/xen/vga.c @@ -35,6 +35,7 @@ void __init xen_init_vga(const struct dom0_vga_console_info *info, size_t size) info->u.text_mode_3.font_height; break; + case XEN_VGATYPE_EFI_LFB: case XEN_VGATYPE_VESA_LFB: if (size < offsetof(struct dom0_vga_console_info, u.vesa_lfb.gbl_caps)) @@ -54,6 +55,12 @@ void __init xen_init_vga(const struct dom0_vga_console_info *info, size_t size) screen_info->blue_pos = info->u.vesa_lfb.blue_pos; screen_info->rsvd_size = info->u.vesa_lfb.rsvd_size; screen_info->rsvd_pos = info->u.vesa_lfb.rsvd_pos; + + if (info->video_type == XEN_VGATYPE_EFI_LFB) { + screen_info->orig_video_isVGA = VIDEO_TYPE_EFI; + break; + } + if (size >= offsetof(struct dom0_vga_console_info, u.vesa_lfb.gbl_caps) + sizeof(info->u.vesa_lfb.gbl_caps)) |