Change in coreboot[master]: soc/amd/cezanne/romstage: Start loading APOB asynchronously

[Raul Rangel (Code Review)]

Attention is currently required from: Jason Glenesk, Marshall Dawson, Felix Held.
Raul Rangel has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/59502 )

Change subject: soc/amd/cezanne/romstage: Start loading APOB asynchronously
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soc/amd/cezanne/romstage: Start loading APOB asynchronously

This was previously happening in ramstage. Now that threading is
functional in romstage, we can perform APOB preloading.

BUG=b:179699789
TEST=Boot guybrush to OS and verify APOB was loaded before FSP-M
completed.

Signed-off-by: Raul E Rangel 
Change-Id: Ifb993debaf67027d4cd57920bcfb78fb05b9e68b
---
M src/soc/amd/cezanne/romstage.c
1 file changed, 1 insertion(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/02/59502/1

diff --git a/src/soc/amd/cezanne/romstage.c b/src/soc/amd/cezanne/romstage.c
index 8015c7a..db79f65 100644
--- a/src/soc/amd/cezanne/romstage.c
+++ b/src/soc/amd/cezanne/romstage.c
@@ -25,6 +25,7 @@
    fill_chipset_state();

preload_fspm();
+	start_apob_cache_read();

fsp_memory_init(acpi_is_wakeup_s3());
    soc_update_apob_cache();