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authorArthur Heymans <arthur@aheymans.xyz>2022-05-18 21:58:36 +0200
committerArthur Heymans <arthur@aheymans.xyz>2022-05-20 07:15:45 +0000
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Doc/4.17-relnotes.md: Add updated CBMEM_INIT hooks
Change-Id: I417bab99eeb7ec91fcb39d092d396580ad02ef23 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/64484 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/releases/coreboot-4.17-relnotes.md12
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/releases/coreboot-4.17-relnotes.md b/Documentation/releases/coreboot-4.17-relnotes.md
index 4c2a1d56dea2..30a5835406cc 100644
--- a/Documentation/releases/coreboot-4.17-relnotes.md
+++ b/Documentation/releases/coreboot-4.17-relnotes.md
@@ -16,4 +16,16 @@ Update this document with changes that should be in the release notes.
Significant changes
-------------------
+### CBMEM init hooks changed
+
+Instead of having per stage x_CBMEM_INIT_HOOK, we now have only 2 hooks:
+* CBMEM_CREATION_HOOK: Used only in the first stage that creates cbmem,
+ typically romstage. For instance code that migrates data from cache
+ as ram to dram would use this hook.
+* CBMEM_READY_HOOK: Used in every stage that has cbmeme. An example would
+ initializing the cbmem console by appending to what previous stages
+ logged.
+This reason for this change is improved flexibility with regards to which
+stage initializes cbmem.
+
### Add significant changes here