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authorAaron Durbin <adurbin@chromium.org>2016-12-14 14:40:43 -0600
committerAaron Durbin <adurbin@chromium.org>2016-12-15 23:11:13 +0100
commitb2a5f4833d022d16c934f7dad30cdfa8fb28863c (patch)
treef218d0bbc608078e5bfa4bb468742ca7ffcc3bea
parentdfcc60c385c70ca2d003d0f1ff543bbc74e60adc (diff)
downloadcoreboot-b2a5f4833d022d16c934f7dad30cdfa8fb28863c.tar.xz
lib/cbmem: allow anyone to use cbmem_possibly_online()
The cbmem_possibly_online() is a helpful construct. Therefore, push it into cbmem.h so other users can take advantage of it. BUG=chrome-os-partner:60592 BRANCH=reef Change-Id: If5a1c7815ed03874dcf141014b8ffefb82b7cc92 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/17868 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
-rw-r--r--src/include/cbmem.h16
-rw-r--r--src/vboot/bootmode.c17
2 files changed, 17 insertions, 16 deletions
diff --git a/src/include/cbmem.h b/src/include/cbmem.h
index 5c4b7c7189..c13fe925ad 100644
--- a/src/include/cbmem.h
+++ b/src/include/cbmem.h
@@ -158,4 +158,20 @@ void set_top_of_ram(uint64_t ramtop);
void backup_top_of_ram(uint64_t ramtop);
#endif
+/*
+ * Returns 0 for the stages where we know that cbmem does not come online.
+ * Even if this function returns 1 for romstage, depending upon the point in
+ * bootup, cbmem might not actually be online.
+ */
+static inline int cbmem_possibly_online(void)
+{
+ if (ENV_BOOTBLOCK)
+ return 0;
+
+ if (ENV_VERSTAGE && IS_ENABLED(CONFIG_VBOOT_STARTS_IN_BOOTBLOCK))
+ return 0;
+
+ return 1;
+}
+
#endif /* _CBMEM_H_ */
diff --git a/src/vboot/bootmode.c b/src/vboot/bootmode.c
index 5bb70406e3..46b78e1dad 100644
--- a/src/vboot/bootmode.c
+++ b/src/vboot/bootmode.c
@@ -16,6 +16,7 @@
#include <assert.h>
#include <bootmode.h>
#include <bootstate.h>
+#include <cbmem.h>
#include <rules.h>
#include <string.h>
#include <vb2_api.h>
@@ -68,22 +69,6 @@ BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_EXIT,
vb2_clear_recovery_reason_vbnv, NULL);
/*
- * Returns 0 for the stages where we know that cbmem does not come online.
- * Even if this function returns 1 for romstage, depending upon the point in
- * bootup, cbmem might not actually be online.
- */
-static int cbmem_possibly_online(void)
-{
- if (ENV_BOOTBLOCK)
- return 0;
-
- if (ENV_VERSTAGE && IS_ENABLED(CONFIG_VBOOT_STARTS_IN_BOOTBLOCK))
- return 0;
-
- return 1;
-}
-
-/*
* Returns 1 if vboot is being used and currently in a stage which might have
* already executed vboot verification.
*/