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soc/intel/xeon_sp/uncore.c: mark TSEG/SMM region as reserved 

Change-Id: I5f534a898de4ba58ac7d65c5bd6ee10eafa648e4
Signed-off-by: Jonathan Zhang <jonzhang@meta.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/72614
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jonathan Zhang <jonzhang@fb.com>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
This commit is contained in:
Jonathan Zhang 2023-01-30 11:32:26 -08:00 committed by Felix Held
parent 23ef60de98
commit 2e495b09d5
1 changed files with 5 additions and 0 deletions
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src/soc/intel/xeon_sp/uncore.c
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@ -196,6 +196,11 @@ static void mc_add_dram_resources(struct device *dev, int *res_count)
res = ram_from_to(dev, index++, top_of_ram, (uintptr_t)cbmem_top());
LOG_RESOURCE("cbmem_ram", dev, res);
/* Mark TSEG/SMM region as reserved */
res = reserved_ram_from_to(dev, index++, mc_values[TSEG_BASE_REG],
mc_values[TSEG_LIMIT_REG] + 1);
LOG_RESOURCE("mmio_tseg", dev, res);
/* Reserve DPR region */
union dpr_register dpr = { .raw = pci_read_config32(dev, VTD_LTDPR) };
if (dpr.size) {