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lib/prog_loaders: Add payload_preload

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This method will allow the SoC code to start loading the payload before
it is required.

BUG=b:177909625
TEST=Boot guybrush and see read/decompress drop by 23 ms.

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ifa8f30a0f4f931ece803c2e8e022e4d33d3fe581
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56051
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Raul E Rangel
2021-07-02 17:07:05 -06:00
committed by Martin Roth
parent 61f44127f0
commit 67798cfd80
4 changed files with 71 additions and 6 deletions
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src/include/symbols.h
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@@ -52,6 +52,7 @@ DECLARE_REGION(asan_shadow)
/* Regions for execution units. */
DECLARE_REGION(payload_preload_cache)
DECLARE_REGION(payload)
/* "program" always refers to the current execution unit. */
DECLARE_REGION(program)