[coreboot-gerrit] New patch to review for coreboot: cbmem: Add utility to get memory region occupied by cbmem
Andrey Petrov (andrey.petrov@intel.com)
gerrit at coreboot.org
Sun Jan 24 03:33:39 CET 2016
Andrey Petrov (andrey.petrov at intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/13363
-gerrit
commit e4018a1c4b8bd225772373ba530d8602f733fe72
Author: Alexandru Gagniuc <alexandrux.gagniuc at intel.com>
Date: Mon Nov 16 13:26:33 2015 -0800
cbmem: Add utility to get memory region occupied by cbmem
Change-Id: I8e57c23565f173afc0f4d450579b8bfb35aeb964
Signed-off-by: Alexandru Gagniuc <alexandrux.gagniuc at intel.com>
---
src/include/cbmem.h | 2 ++
src/lib/imd_cbmem.c | 7 +++++++
2 files changed, 9 insertions(+)
diff --git a/src/include/cbmem.h b/src/include/cbmem.h
index efaa44f..2e947a1 100644
--- a/src/include/cbmem.h
+++ b/src/include/cbmem.h
@@ -109,6 +109,8 @@ int cbmem_recovery(int s3resume);
void *cbmem_add(u32 id, u64 size);
/* Find a cbmem entry of a given id. These return NULL on failure. */
void *cbmem_find(u32 id);
+/* Get location and size of CBMEM region in memory */
+void cbmem_region_used(uintptr_t *base, size_t *size);
/* Indicate to each hook if cbmem is being recovered or not. */
typedef void (* const cbmem_init_hook_t)(int is_recovery);
diff --git a/src/lib/imd_cbmem.c b/src/lib/imd_cbmem.c
index 49faad9..4b07959 100644
--- a/src/lib/imd_cbmem.c
+++ b/src/lib/imd_cbmem.c
@@ -263,6 +263,13 @@ void *cbmem_entry_start(const struct cbmem_entry *entry)
return imd_entry_at(imd, cbmem_to_imd(entry));
}
+void cbmem_region_used(uintptr_t *base, size_t *size)
+{
+ void *baseptr;
+ imd_region_used(cbmem_get_imd(), &baseptr, size);
+ *base = (uintptr_t)baseptr;
+}
+
void cbmem_add_bootmem(void)
{
void *base = NULL;
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