diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/elf.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/cmd/elf.c b/cmd/elf.c index decfd45326c..30c845833b6 100644 --- a/cmd/elf.c +++ b/cmd/elf.c @@ -20,6 +20,7 @@ #include <net.h> #include <vxworks.h> #ifdef CONFIG_X86 +#include <vbe.h> #include <asm/e820.h> #include <linux/linkage.h> #endif @@ -254,6 +255,8 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) ulong base; struct e820_info *info; struct e820_entry *data; + struct efi_gop_info *gop; + struct vesa_mode_info *vesa = &mode_info.vesa; #endif /* @@ -397,6 +400,22 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) * available memory size for the kernel is insane. */ *(u32 *)(base + BOOT_IMAGE_SIZE_OFFSET) = 0; + + /* + * Prepare compatible framebuffer information block. + * The VESA mode has to be 32-bit RGBA. + */ + if (vesa->x_resolution && vesa->y_resolution) { + gop = (struct efi_gop_info *)(base + EFI_GOP_INFO_OFFSET); + gop->magic = EFI_GOP_INFO_MAGIC; + gop->info.version = 0; + gop->info.width = vesa->x_resolution; + gop->info.height = vesa->y_resolution; + gop->info.pixel_format = EFI_GOT_RGBA8; + gop->info.pixels_per_scanline = vesa->bytes_per_scanline / 4; + gop->fb_base = vesa->phys_base_ptr; + gop->fb_size = vesa->bytes_per_scanline * vesa->y_resolution; + } #endif /* |