From 522e0dbdaa46dde5363ad4c50a11938ae2f17a0d Mon Sep 17 00:00:00 2001 From: Francois Toguo Date: Thu, 21 Jan 2021 09:55:19 -0800 Subject: acpi: Add support for reporting CrashLog in BERT table Crash Data are collected and sent to the OS via the ACPI BERT. BUG=None TEST=Built, and BERT successfully generated in the crashLog flow. Signed-off-by: Francois Toguo Change-Id: I00e390d735d61beac2e89a726e39119d9b06b3df Signed-off-by: Nikunj A. Dadhania Reviewed-on: https://review.coreboot.org/c/coreboot/+/49799 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak --- src/soc/intel/common/block/systemagent/memmap.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'src/soc/intel') diff --git a/src/soc/intel/common/block/systemagent/memmap.c b/src/soc/intel/common/block/systemagent/memmap.c index 86ca4e1b84..ce842e850f 100644 --- a/src/soc/intel/common/block/systemagent/memmap.c +++ b/src/soc/intel/common/block/systemagent/memmap.c @@ -7,6 +7,7 @@ #include #include #include +#include #include /* @@ -49,12 +50,22 @@ * +---------------------------+ 0 */ +#define BERT_REGION_MAX_SIZE 0x10000 + void smm_region(uintptr_t *start, size_t *size) { *start = sa_get_tseg_base(); *size = sa_get_tseg_size(); } +void bert_reserved_region(void **start, size_t *size) +{ + *start = cbmem_add(CBMEM_ID_ACPI_BERT, BERT_REGION_MAX_SIZE); + *size = BERT_REGION_MAX_SIZE; + + printk(BIOS_DEBUG, "Reserving BERT start %lx, size %lx\n", (uintptr_t)*start, *size); +} + void fill_postcar_frame(struct postcar_frame *pcf) { /* FSP does not seem to bother w.r.t. alignment when asked to place cbmem_top() */ -- cgit v1.2.3