diff options
| author | Heinrich Schuchardt | 2018-03-03 10:30:17 +0100 |
|---|---|---|
| committer | Anatolij Gustschin | 2018-03-09 18:24:49 +0100 |
| commit | d06717f853cd98a6a4536e5de5248e6c99a2b7bc (patch) | |
| tree | 756bdeba30ee6237a2f7d4ff80b4414f6353fc83 /drivers | |
| parent | 5fba532954fe0363bcaa802ba4990e9466dc7d8c (diff) | |
sunxi: video: mark framebuffer as EFI reserved memory
Inform the EFI subsystem that the framebuffer memory is reserved.
Without the patch the AllocatePool boot service allocates memory from the
framebuffer which will will be overwritten by screen output.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/sunxi/sunxi_display.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/video/sunxi/sunxi_display.c b/drivers/video/sunxi/sunxi_display.c index f191ef16c63..4da169fffd8 100644 --- a/drivers/video/sunxi/sunxi_display.c +++ b/drivers/video/sunxi/sunxi_display.c @@ -8,6 +8,7 @@ */ #include <common.h> +#include <efi_loader.h> #include <asm/arch/clock.h> #include <asm/arch/display.h> @@ -1207,6 +1208,13 @@ void *video_hw_init(void) gd->bd->bi_dram[0].size - sunxi_display.fb_size; sunxi_engines_init(); +#ifdef CONFIG_EFI_LOADER + efi_add_memory_map(gd->fb_base, + ALIGN(sunxi_display.fb_size, EFI_PAGE_SIZE) >> + EFI_PAGE_SHIFT, + EFI_RESERVED_MEMORY_TYPE, false); +#endif + fb_dma_addr = gd->fb_base - CONFIG_SYS_SDRAM_BASE; sunxi_display.fb_addr = gd->fb_base; if (overscan_offset) { |