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-rw-r--r--Documentation/releases/coreboot-4.11-relnotes.md9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/releases/coreboot-4.11-relnotes.md b/Documentation/releases/coreboot-4.11-relnotes.md
index 38299c13a6..d4fed06e68 100644
--- a/Documentation/releases/coreboot-4.11-relnotes.md
+++ b/Documentation/releases/coreboot-4.11-relnotes.md
@@ -30,6 +30,15 @@ Preprocessor use of `defined(__PRE_RAM_)` have been mostly replaced with
The remaining cases and `-D__PRE_RAM__` are to be removed soon after release.
+### `__BOOTBLOCK__` et.al. are converted
+
+This applies to all `ENV_xxx` definitions found in `<rules.h>`.
+
+Write code without preprocessor directives whenever possible, replacing
+`#ifdef __BOOTBLOCK__` with `if (ENV_BOOTBLOCK)`
+
+In cases where preprocessor is needed use `#if ENV_BOOTBLOCK` instead.
+
### `CAR_GLOBAL` is removed where possible
For all platform code with `NO_CAR_GLOBAL_MIGRATION=y`, any `CAR_GLOBAL`