diff options
| -rw-r--r-- | src/soc/amd/cezanne/acpi.c | 3 | ||||
| -rw-r--r-- | src/soc/amd/cezanne/fsp_m_params.c | 9 | ||||
| -rw-r--r-- | src/soc/amd/cezanne/include/soc/iomap.h | 2 | ||||
| -rw-r--r-- | src/soc/amd/cezanne/root_complex.c | 16 |
4 files changed, 29 insertions, 1 deletions
diff --git a/src/soc/amd/cezanne/acpi.c b/src/soc/amd/cezanne/acpi.c index fd11589c66e9..180a1e5062dc 100644 --- a/src/soc/amd/cezanne/acpi.c +++ b/src/soc/amd/cezanne/acpi.c @@ -28,7 +28,8 @@ unsigned long acpi_fill_madt(unsigned long current) current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, FCH_IOAPIC_ID, IO_APIC_ADDR, 0); - /* TODO: Add GNB-IOAPIC */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, + GNB_IOAPIC_ID, GNB_IO_APIC_ADDR, IO_APIC_INTERRUPTS); current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *)current, diff --git a/src/soc/amd/cezanne/fsp_m_params.c b/src/soc/amd/cezanne/fsp_m_params.c index 8da38ffa141c..4aff7e09bb6a 100644 --- a/src/soc/amd/cezanne/fsp_m_params.c +++ b/src/soc/amd/cezanne/fsp_m_params.c @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-only */ #include <amdblocks/apob_cache.h> +#include <amdblocks/ioapic.h> #include <amdblocks/memmap.h> #include <assert.h> #include <console/uart.h> @@ -50,6 +51,13 @@ static void fsp_fill_pcie_ddi_descriptors(FSP_M_CONFIG *mcfg) fill_ddi_descriptors(mcfg, fsp_ddi, num_ddi); } +static void fsp_assign_ioapic_upds(FSP_M_CONFIG *mcfg) +{ + mcfg->gnb_ioapic_base = GNB_IO_APIC_ADDR; + mcfg->gnb_ioapic_id = GNB_IOAPIC_ID; + mcfg->fch_ioapic_id = FCH_IOAPIC_ID; +} + void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) { FSP_M_CONFIG *mcfg = &mupd->FspmConfig; @@ -129,4 +137,5 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) config->telemetry_vddcrsocoffset; fsp_fill_pcie_ddi_descriptors(mcfg); + fsp_assign_ioapic_upds(mcfg); } diff --git a/src/soc/amd/cezanne/include/soc/iomap.h b/src/soc/amd/cezanne/include/soc/iomap.h index 83bb8176fa86..486e3cf96118 100644 --- a/src/soc/amd/cezanne/include/soc/iomap.h +++ b/src/soc/amd/cezanne/include/soc/iomap.h @@ -11,6 +11,8 @@ #if ENV_X86 /* MMIO Ranges */ +/* IO_APIC_ADDR defined in arch/x86 0xfec00000 */ +#define GNB_IO_APIC_ADDR 0xfec01000 #define SPI_BASE_ADDRESS 0xfec10000 #if CONFIG(HPET_ADDRESS_OVERRIDE) diff --git a/src/soc/amd/cezanne/root_complex.c b/src/soc/amd/cezanne/root_complex.c index ba846810c805..5d021baa5b09 100644 --- a/src/soc/amd/cezanne/root_complex.c +++ b/src/soc/amd/cezanne/root_complex.c @@ -1,7 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0-only */ #include <amdblocks/acpi.h> +#include <amdblocks/ioapic.h> #include <amdblocks/memmap.h> +#include <arch/ioapic.h> #include <cbmem.h> #include <console/console.h> #include <cpu/amd/msr.h> @@ -9,6 +11,7 @@ #include <device/pci.h> #include <device/pci_ids.h> #include <fsp/util.h> +#include <soc/iomap.h> #include <stdint.h> /* @@ -70,6 +73,7 @@ static void read_resources(struct device *dev) unsigned int idx = 0; const struct hob_header *hob = fsp_get_hob_list(); const struct hob_resource *res; + struct resource *gnb_apic; uintptr_t early_reserved_dram_start, early_reserved_dram_end; const struct memmap_early_dram *e = memmap_get_early_dram_usage(); @@ -129,6 +133,17 @@ static void read_resources(struct device *dev) printk(BIOS_ERR, "Error: failed to set resources for type %d\n", res->type); } + + /* GNB IOAPIC resource */ + gnb_apic = new_resource(dev, GNB_IO_APIC_ADDR); + gnb_apic->base = GNB_IO_APIC_ADDR; + gnb_apic->size = 0x00001000; + gnb_apic->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; +} + +static void root_complex_init(struct device *dev) +{ + setup_ioapic((u8 *)GNB_IO_APIC_ADDR, GNB_IOAPIC_ID); } static void root_complex_fill_ssdt(const struct device *device) @@ -145,6 +160,7 @@ static struct device_operations root_complex_operations = { .read_resources = read_resources, .set_resources = noop_set_resources, .enable_resources = pci_dev_enable_resources, + .init = root_complex_init, .acpi_name = gnb_acpi_name, .acpi_fill_ssdt = root_complex_fill_ssdt, }; |