diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-03-18 15:26:48 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-03-27 08:26:16 +0000 |
| commit | f5cf60f25b8c77e0c90094e3326c5bc0e37cb383 (patch) | |
| tree | 63967d01ebab0c1cdb41c58d4c52fea1d45616a4 /src/lib/imd_cbmem.c | |
| parent | 12724d6ad6fd6ab0ca8ea5d258c0ca7cce807441 (diff) | |
Move calls to quick_ram_check() before CBMEM init
After raminit completes, do a read-modify-write test
just below CBMEM top address. If test fails, die().
Change-Id: I33d4153a5ce0908b8889517394afb46f1ca28f92
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31978
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'src/lib/imd_cbmem.c')
| -rw-r--r-- | src/lib/imd_cbmem.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/lib/imd_cbmem.c b/src/lib/imd_cbmem.c index c458e5e3b1..1a67ad5be1 100644 --- a/src/lib/imd_cbmem.c +++ b/src/lib/imd_cbmem.c @@ -18,6 +18,7 @@ #include <console/console.h> #include <cbmem.h> #include <imd.h> +#include <lib.h> #include <stdlib.h> #include <arch/early_variables.h> @@ -119,6 +120,10 @@ static void cbmem_top_init_once(void) return; cbmem_top_init(); + + /* The test is only effective on X86 and when address hits UC memory. */ + if (ENV_X86) + quick_ram_check_or_die((uintptr_t)cbmem_top() - sizeof(u32)); } void cbmem_initialize_empty_id_size(u32 id, u64 size) |