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soc/intel/alderlake/iomap: Fix the PCR BAR size on ADL-S 

According to ADL PCH BIOS specification (DOC# 630603) ADL-S PCH
uses a fixed SBREG_BAR of 256MiB starting at 0xe0000000.

Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: Ied59a6dad8fb065dc3aeb6281bd32074aaa5e3b8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69948
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
This commit is contained in:
Michał Żygowski 2022-11-23 14:41:29 +01:00 committed by Felix Held
parent 1b767725a5
commit daf834a705
1 changed files with 4 additions and 0 deletions
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4
src/soc/intel/alderlake/include/soc/iomap.h
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@ -123,6 +123,10 @@
#define TCO_BASE_SIZE 0x20 #define TCO_BASE_SIZE 0x20
#define P2SB_BAR CONFIG_PCR_BASE_ADDRESS #define P2SB_BAR CONFIG_PCR_BASE_ADDRESS
#if CONFIG(SOC_INTEL_ALDERLAKE_PCH_S)
#define P2SB_SIZE (256 * MiB)
#else
#define P2SB_SIZE (16 * MiB) #define P2SB_SIZE (16 * MiB)
#endif
#endif #endif