leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ls2080ardb: Reserve DP-DDR RAM

Browse Source 
The DP-DDR shouldn't be exposed as conventional memory to an OS, so let's
rather claim it's a reserved region in the EFI memory map

Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Alexander Graf 2016-11-17 01:02:59 +01:00
parent b7b8410a8f
commit 215b1fb9fa
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
board/freescale/ls2080ardb/ls2080ardb.c
View File

@ -15,6 +15,7 @@
#include <libfdt.h>
#include <fsl-mc/fsl_mc.h>
#include <environment.h>
#include <efi_loader.h>
#include <i2c.h>
#include <asm/arch/soc.h>
#include <fsl_sec.h>
@ -201,6 +202,14 @@ int misc_init_r(void)
if (adjust_vdd(0))
printf("Warning: Adjusting core voltage failed.\n");
#if defined(CONFIG_EFI_LOADER) && !defined(CONFIG_SPL_BUILD)
if (soc_has_dp_ddr() && gd->bd->bi_dram[2].size) {
efi_add_memory_map(gd->bd->bi_dram[2].start,
gd->bd->bi_dram[2].size >> EFI_PAGE_SHIFT,
EFI_RESERVED_MEMORY_TYPE, false);
}
#endif
return 0;
}