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UPSTREAM: romstage_handoff: add helper to determine resume status

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Instead of having callers query the romstage handoff resume
status by inspecting the object themselves add
romstage_handoff_is_resume() so that the same information
can be queried easily.

BUG=None
BRANCH=None
TEST=None

Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/17647
Tested-by: build bot (Jenkins)
Reviewed-by: Kysti Mlkki <kyosti.malkki@gmail.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>

Change-Id: I40f3769b7646bf296ee4bc323a9ab1d5e5691e21
Reviewed-on: https://chromium-review.googlesource.com/416156
Commit-Ready: Furquan Shaikh <furquan@chromium.org>
Tested-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Aaron Durbin 2016-11-29 21:22:42 -06:00 • committed by chrome-bot
commit ef19818326
6 changed files with 29 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

13
src/include/romstage_handoff.h
View file

@ -78,4 +78,17 @@ static inline int romstage_handoff_init(int is_s3_resume)
return 0;
}
/* Return 1 if resuming or 0 if not. */
static inline int romstage_handoff_is_resume(void)
{
struct romstage_handoff *handoff;
handoff = cbmem_find(CBMEM_ID_ROMSTAGE_INFO);
if (handoff == NULL)
return 0;
return handoff->s3_resume;
}
#endif /* ROMSTAGE_HANDOFF_H */