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authorFelix Held <felix-coreboot@felixheld.de>2023-07-18 20:37:04 +0200
committerFelix Held <felix-coreboot@felixheld.de>2023-07-25 13:32:58 +0000
commit3b3d8025e7b26c3ed995c8b7a014ff73b4ccc80a (patch)
tree81788680505575f26f0fe203d7e15a5a1bae6f67 /src/soc
parent43662b53cb3a5999b5f1506338d7ef4b79bf41e5 (diff)
soc/amd/cezanne/root_complex: add non-PCI MMIO registers
Add the SoC-specific non-PCI MMIO register list. PPR #56569 Rev 3.04 was used as a reference. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Id99c64c172481984306814980a1ddf0b2d535413 Reviewed-on: https://review.coreboot.org/c/coreboot/+/76555 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/amd/cezanne/root_complex.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/soc/amd/cezanne/root_complex.c b/src/soc/amd/cezanne/root_complex.c
index b6a28d40ee..0ddce95a8a 100644
--- a/src/soc/amd/cezanne/root_complex.c
+++ b/src/soc/amd/cezanne/root_complex.c
@@ -7,6 +7,7 @@
#include <amdblocks/ioapic.h>
#include <amdblocks/iomap.h>
#include <amdblocks/memmap.h>
+#include <amdblocks/root_complex.h>
#include <arch/ioapic.h>
#include <arch/vga.h>
#include <cbmem.h>
@@ -206,3 +207,28 @@ struct device_operations cezanne_root_complex_operations = {
.acpi_name = gnb_acpi_name,
.acpi_fill_ssdt = root_complex_fill_ssdt,
};
+
+uint32_t get_iohc_misc_smn_base(struct device *domain)
+{
+ return 0x13b10000;
+}
+
+static const struct non_pci_mmio_reg non_pci_mmio[] = {
+ { 0x2d8, 0xfffffff00000ull, 1 * MiB, NON_PCI_RES_IDX_AUTO },
+ { 0x2e0, 0xfffffff00000ull, 1 * MiB, NON_PCI_RES_IDX_AUTO },
+ { 0x2e8, 0xfffffff00000ull, 1 * MiB, NON_PCI_RES_IDX_AUTO },
+ /* The hardware has a 256 byte alignment requirement for the IOAPIC MMIO base, but we
+ tell the FSP to configure a 4k-aligned base address and this is reported as 4 KiB
+ resource. */
+ { 0x2f0, 0xffffffffff00ull, 4 * KiB, IOMMU_IOAPIC_IDX },
+ { 0x2f8, 0xfffffff00000ull, 1 * MiB, NON_PCI_RES_IDX_AUTO },
+ { 0x300, 0xfffffff00000ull, 1 * MiB, NON_PCI_RES_IDX_AUTO },
+ { 0x308, 0xfffffffff000ull, 4 * KiB, NON_PCI_RES_IDX_AUTO },
+ { 0x318, 0xfffffff80000ull, 512 * KiB, NON_PCI_RES_IDX_AUTO },
+};
+
+const struct non_pci_mmio_reg *get_iohc_non_pci_mmio_regs(size_t *count)
+{
+ *count = ARRAY_SIZE(non_pci_mmio);
+ return non_pci_mmio;
+}