lbmk/config/coreboot/haswell/patches/0009-nb-intel-haswell-nri-O...

58 lines
2.2 KiB
Diff

From 731216aef3129ae27ad5adc7266cb8a58090c9fc Mon Sep 17 00:00:00 2001
From: Angel Pons <th3fanbus@gmail.com>
Date: Sun, 26 Jun 2022 10:32:12 +0200
Subject: [PATCH 09/26] nb/intel/haswell/nri: Only do CPU replacement check on
cold boots
CPU replacement check should only be done on cold boots.
Change-Id: I98efa105f4df755b23febe12dd7b356787847852
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
---
.../intel/haswell/native_raminit/raminit_native.c | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/src/northbridge/intel/haswell/native_raminit/raminit_native.c b/src/northbridge/intel/haswell/native_raminit/raminit_native.c
index 0869db3902..bd9bc8e692 100644
--- a/src/northbridge/intel/haswell/native_raminit/raminit_native.c
+++ b/src/northbridge/intel/haswell/native_raminit/raminit_native.c
@@ -40,15 +40,14 @@ static enum raminit_boot_mode get_boot_mode(void)
return (pmcon_2 & bitmask) == bitmask ? BOOTMODE_WARM : BOOTMODE_COLD;
}
-static bool early_init_native(int s3resume)
+static bool early_init_native(enum raminit_boot_mode bootmode)
{
printk(BIOS_DEBUG, "Starting native platform initialisation\n");
intel_early_me_init();
- /** TODO: CPU replacement check must be skipped in warm boots and S3 resumes **/
- const bool cpu_replaced = !s3resume && intel_early_me_cpu_replacement_check();
+ bool cpu_replaced = bootmode == BOOTMODE_COLD && intel_early_me_cpu_replacement_check();
- early_pch_init_native(s3resume);
+ early_pch_init_native(bootmode == BOOTMODE_S3);
if (!CONFIG(INTEL_LYNXPOINT_LP))
dmi_early_init();
@@ -176,13 +175,13 @@ void perform_raminit(const int s3resume)
* See, this function's name is a lie. There are more things to
* do that memory initialisation, but they are relatively easy.
*/
- const bool cpu_replaced = early_init_native(s3resume);
+ const enum raminit_boot_mode orig_bootmode = get_boot_mode();
+
+ const bool cpu_replaced = early_init_native(s3resume ? BOOTMODE_S3 : orig_bootmode);
wait_txt_clear();
wrmsr(0x2e6, (msr_t) {.lo = 0, .hi = 0});
- const enum raminit_boot_mode orig_bootmode = get_boot_mode();
-
struct mrc_data md = prepare_mrc_cache();
const enum raminit_boot_mode bootmode =
--
2.39.2