efi_loader: GOP: provide accurate mode information

For 5:6:5 modes provide correct frame buffer information.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>

diff --git a/lib/efi_loader/efi_gop.c b/lib/efi_loader/efi_gop.c
index c1a814c..cad509b 100644 (file)
--- a/lib/efi_loader/efi_gop.c
+++ b/lib/efi_loader/efi_gop.c
@@ -503,26 +503,26 @@ efi_status_t efi_gop_register(void)
        gopobj->mode.info = &gopobj->info;
        gopobj->mode.info_size = sizeof(gopobj->info);
 
+       gopobj->mode.fb_base = fb_base;
+       gopobj->mode.fb_size = fb_size;
+
+       gopobj->info.version = 0;
+       gopobj->info.width = col;
+       gopobj->info.height = row;
 #ifdef CONFIG_DM_VIDEO
        if (bpix == VIDEO_BPP32)
 #else
        if (bpix == LCD_COLOR32)
 #endif
        {
-               /*
-                * With 32bit color space we can directly expose the frame
-                * buffer
-                */
-               gopobj->mode.fb_base = fb_base;
-               gopobj->mode.fb_size = fb_size;
+               gopobj->info.pixel_format = EFI_GOT_BGRA8;
+       } else {
+               gopobj->info.pixel_format = EFI_GOT_BITMASK;
+               gopobj->info.pixel_bitmask[0] = 0xf800; /* red */
+               gopobj->info.pixel_bitmask[1] = 0x07e0; /* green */
+               gopobj->info.pixel_bitmask[2] = 0x001f; /* blue */
        }
-
-       gopobj->info.version = 0;
-       gopobj->info.width = col;
-       gopobj->info.height = row;
-       gopobj->info.pixel_format = EFI_GOT_BGRA8;
        gopobj->info.pixels_per_scanline = col;
-
        gopobj->bpix = bpix;
        gopobj->fb = fb;