soc/amd/picasso: factor out CRAT table generation
Factor out the code to add the CRAT ACPI table into a separate file and add the acpi_add_crat_table function that can then be called from soc_acpi_write_tables to better isolate all code specific to the CRAT table. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I4a7853748512811d3d4e124224fcd459e527522c Reviewed-on: https://review.coreboot.org/c/coreboot/+/80223 Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Felix Held
@@ -62,6 +62,8 @@ unsigned long add_agesa_fsp_acpi_table(guid_t guid, const char *name, acpi_rsdp_
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unsigned long current);
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unsigned long current);
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void acpi_log_events(const struct chipset_power_state *ps);
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void acpi_log_events(const struct chipset_power_state *ps);
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unsigned long acpi_add_crat_table(unsigned long current, acpi_rsdp_t *rsdp);
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unsigned long acpi_add_ivrs_table(unsigned long current, acpi_rsdp_t *rsdp);
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unsigned long acpi_add_ivrs_table(unsigned long current, acpi_rsdp_t *rsdp);
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#endif /* AMD_BLOCK_ACPI_H */
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#endif /* AMD_BLOCK_ACPI_H */
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@@ -19,6 +19,7 @@ bootblock-y += early_fch.c
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romstage-y += fsp_m_params.c
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romstage-y += fsp_m_params.c
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ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c
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ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c
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ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi_crat.c
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ramstage-$(CONFIG_HAVE_ACPI_TABLES) += agesa_acpi.c
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ramstage-$(CONFIG_HAVE_ACPI_TABLES) += agesa_acpi.c
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ramstage-y += chip.c
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ramstage-y += chip.c
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ramstage-y += cpu.c
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ramstage-y += cpu.c
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553
src/soc/amd/picasso/acpi_crat.c
Normal file
553
src/soc/amd/picasso/acpi_crat.c
Normal file
@@ -0,0 +1,553 @@
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/* SPDX-License-Identifier: GPL-2.0-only */
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#include <acpi/acpi_crat.h>
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#include <acpi/acpi_ivrs.h>
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#include <acpi/acpi.h>
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#include <amdblocks/acpi.h>
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#include <amdblocks/cpu.h>
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#include <amdblocks/data_fabric.h>
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#include <amdblocks/ioapic.h>
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#include <cpu/amd/cpuid.h>
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#include <cpu/cpu.h>
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#include <device/device.h>
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#include <device/mmio.h>
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#include <device/pci_def.h>
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#include <device/pci_ops.h>
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#include <FspGuids.h>
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#include <soc/data_fabric.h>
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#include <soc/pci_devs.h>
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#include <stdint.h>
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static unsigned long gen_crat_hsa_entry(struct acpi_crat_header *crat, unsigned long current)
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{
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struct crat_hsa_processing_unit *hsa_entry = (struct crat_hsa_processing_unit *)current;
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memset(hsa_entry, 0, sizeof(struct crat_hsa_processing_unit));
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hsa_entry->flags = CRAT_HSA_PR_FLAG_EN | CRAT_HSA_PR_FLAG_CPU_PRES;
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hsa_entry->wave_front_size = 4;
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hsa_entry->num_cpu_cores = get_cpu_count();
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hsa_entry->length = sizeof(struct crat_hsa_processing_unit);
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crat->total_entries++;
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current += hsa_entry->length;
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return current;
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}
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static unsigned long create_crat_memory_entry(uint32_t domain, uint64_t region_base,
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uint64_t region_size, unsigned long current)
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{
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struct crat_memory *mem_affinity = (struct crat_memory *)current;
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memset(mem_affinity, 0, sizeof(struct crat_memory));
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mem_affinity->type = CRAT_MEMORY_TYPE;
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mem_affinity->length = sizeof(struct crat_memory);
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mem_affinity->proximity_domain = 0;
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mem_affinity->base_address_low = region_base & 0xffffffff;
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mem_affinity->base_address_high = (region_base >> 32) & 0xffffffff;
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mem_affinity->length_low = region_size & 0xffffffff;
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mem_affinity->length_high = (region_size >> 32) & 0xffffffff;
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mem_affinity->flags = CRAT_MEM_FLAG_EN;
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mem_affinity->width = 64;
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current += mem_affinity->length;
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return current;
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}
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static unsigned long gen_crat_memory_entries(struct acpi_crat_header *crat,
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unsigned long current)
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{
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uint32_t dram_base_reg, dram_limit_reg, dram_hole_ctl;
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uint64_t memory_length, memory_base, hole_base, size_below_hole;
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size_t new_entries = 0;
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for (size_t dram_map_idx = 0; dram_map_idx < PICASSO_NUM_DRAM_REG;
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dram_map_idx++) {
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dram_base_reg =
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data_fabric_read32(DF_DRAM_BASE(dram_map_idx), IOMS0_FABRIC_ID);
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if (dram_base_reg & DRAM_BASE_REG_VALID) {
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dram_limit_reg = data_fabric_read32(DF_DRAM_LIMIT(dram_map_idx),
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IOMS0_FABRIC_ID);
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memory_length =
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((dram_limit_reg & DRAM_LIMIT_ADDR) >> DRAM_LIMIT_ADDR_SHFT) + 1
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- ((dram_base_reg & DRAM_BASE_ADDR) >> DRAM_BASE_ADDR_SHFT);
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memory_length = memory_length << 28;
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memory_base = (uint64_t)(dram_base_reg & DRAM_BASE_ADDR)
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<< (28 - DRAM_BASE_ADDR_SHFT);
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if (memory_base == 0) {
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current =
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create_crat_memory_entry(0, 0ull, 0xa0000ull, current);
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memory_base = 1 * MiB;
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memory_length = memory_base;
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new_entries++;
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}
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if (dram_base_reg & DRAM_BASE_HOLE_EN) {
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dram_hole_ctl = data_fabric_read32(DF_DRAM_HOLE_CTL,
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IOMS0_FABRIC_ID);
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hole_base = (dram_hole_ctl & DRAM_HOLE_CTL_BASE);
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size_below_hole = hole_base - memory_base;
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current = create_crat_memory_entry(0, memory_base,
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size_below_hole, current);
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memory_length = (uint64_t)(((dram_limit_reg & DRAM_LIMIT_ADDR)
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>> DRAM_LIMIT_ADDR_SHFT)
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+ 1 - 0x10)
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<< 28;
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memory_base = 0x100000000;
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new_entries++;
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}
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current = create_crat_memory_entry(0, memory_base, memory_length,
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current);
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new_entries++;
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}
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}
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crat->total_entries += new_entries;
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return current;
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}
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static unsigned long add_crat_cache_entry(struct crat_cache **cache_affinity,
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unsigned long current)
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{
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*cache_affinity = (struct crat_cache *)current;
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memset(*cache_affinity, 0, sizeof(struct crat_cache));
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(*cache_affinity)->type = CRAT_CACHE_TYPE;
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(*cache_affinity)->length = sizeof(struct crat_cache);
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(*cache_affinity)->flags = CRAT_CACHE_FLAG_EN | CRAT_CACHE_FLAG_CPU_CACHE;
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current += sizeof(struct crat_cache);
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return current;
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}
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static uint8_t get_associativity(uint32_t encoded_associativity)
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{
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uint8_t associativity = 0;
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switch (encoded_associativity) {
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case 0:
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case 1:
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case 2:
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case 3:
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case 4:
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return encoded_associativity;
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case 5:
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associativity = 6;
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break;
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case 6:
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associativity = 8;
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break;
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case 8:
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associativity = 16;
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break;
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case 0xA:
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associativity = 32;
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break;
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case 0xB:
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associativity = 48;
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break;
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case 0xC:
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associativity = 64;
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break;
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case 0xD:
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associativity = 96;
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break;
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case 0xE:
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associativity = 128;
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break;
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case 0xF:
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associativity = 0xFF;
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break;
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default:
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return 0;
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}
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return associativity;
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}
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static unsigned long gen_crat_cache_entry(struct acpi_crat_header *crat, unsigned long current)
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{
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size_t total_num_threads, num_threads_sharing0, num_threads_sharing1,
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num_threads_sharing2, num_threads_sharing3, thread, new_entries;
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struct cpuid_result cache_props0, cache_props1, cache_props2, cache_props3;
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uint8_t sibling_mask = 0;
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uint32_t l1_data_cache_ids, l1_inst_cache_ids, l2_cache_ids, l3_cache_ids;
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struct crat_cache *cache_affinity = NULL;
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total_num_threads = get_cpu_count();
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cache_props0 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_0);
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cache_props1 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_1);
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cache_props2 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_2);
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cache_props3 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_3);
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l1_data_cache_ids = cpuid_ecx(CPUID_L1_TLB_CACHE_IDS);
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l1_inst_cache_ids = cpuid_edx(CPUID_L1_TLB_CACHE_IDS);
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l2_cache_ids = cpuid_ecx(CPUID_L2_L3_CACHE_L2_TLB_IDS);
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l3_cache_ids = cpuid_edx(CPUID_L2_L3_CACHE_L2_TLB_IDS);
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num_threads_sharing0 =
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((cache_props0.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
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num_threads_sharing1 =
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((cache_props1.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
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num_threads_sharing2 =
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((cache_props2.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
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num_threads_sharing3 =
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((cache_props3.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
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new_entries = 0;
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for (thread = 0; thread < total_num_threads; thread++) {
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/* L1 data cache */
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if (thread % num_threads_sharing0 == 0) {
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current = add_crat_cache_entry(&cache_affinity, current);
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new_entries++;
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cache_affinity->flags |= CRAT_CACHE_FLAG_DATA_CACHE;
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cache_affinity->proc_id_low = thread;
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sibling_mask = 1;
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for (size_t sibling = 1; sibling < num_threads_sharing0; sibling++)
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sibling_mask = (sibling_mask << 1) + 1;
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cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
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cache_affinity->cache_properties =
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(cache_props0.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
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cache_affinity->cache_size =
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(l1_data_cache_ids & L1_DC_SIZE_MASK) >> L1_DC_SIZE_SHFT;
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cache_affinity->cache_level = CRAT_L1_CACHE;
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cache_affinity->lines_per_tag =
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(l1_data_cache_ids & L1_DC_LINE_TAG_MASK)
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>> L1_DC_LINE_TAG_SHFT;
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cache_affinity->cache_line_size =
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(l1_data_cache_ids & L1_DC_LINE_SIZE_MASK)
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>> L1_DC_LINE_SIZE_SHFT;
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cache_affinity->associativity =
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(l1_data_cache_ids & L1_DC_ASSOC_MASK) >> L1_DC_ASSOC_SHFT;
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cache_affinity->cache_latency = 1;
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}
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/* L1 instruction cache */
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if (thread % num_threads_sharing1 == 0) {
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current = add_crat_cache_entry(&cache_affinity, current);
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new_entries++;
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cache_affinity->flags |= CRAT_CACHE_FLAG_INSTR_CACHE;
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cache_affinity->proc_id_low = thread;
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sibling_mask = 1;
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for (size_t sibling = 1; sibling < num_threads_sharing1; sibling++)
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sibling_mask = (sibling_mask << 1) + 1;
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cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
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cache_affinity->cache_properties =
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(cache_props1.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
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cache_affinity->cache_size =
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(l1_inst_cache_ids & L1_IC_SIZE_MASK) >> L1_IC_SIZE_SHFT;
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cache_affinity->cache_level = CRAT_L1_CACHE;
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cache_affinity->lines_per_tag =
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(l1_inst_cache_ids & L1_IC_LINE_TAG_MASK)
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>> L1_IC_LINE_TAG_SHFT;
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cache_affinity->cache_line_size =
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(l1_inst_cache_ids & L1_IC_LINE_SIZE_MASK)
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>> L1_IC_LINE_SIZE_SHFT;
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cache_affinity->associativity =
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(l1_inst_cache_ids & L1_IC_ASSOC_MASK) >> L1_IC_ASSOC_SHFT;
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cache_affinity->cache_latency = 1;
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}
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/* L2 cache */
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if (thread % num_threads_sharing2 == 0) {
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current = add_crat_cache_entry(&cache_affinity, current);
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new_entries++;
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cache_affinity->flags |=
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CRAT_CACHE_FLAG_DATA_CACHE | CRAT_CACHE_FLAG_INSTR_CACHE;
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cache_affinity->proc_id_low = thread;
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sibling_mask = 1;
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for (size_t sibling = 1; sibling < num_threads_sharing2; sibling++)
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sibling_mask = (sibling_mask << 1) + 1;
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cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
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cache_affinity->cache_properties =
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(cache_props2.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
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cache_affinity->cache_size =
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(l2_cache_ids & L2_DC_SIZE_MASK) >> L2_DC_SIZE_SHFT;
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cache_affinity->cache_level = CRAT_L2_CACHE;
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cache_affinity->lines_per_tag =
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(l2_cache_ids & L2_DC_LINE_TAG_MASK) >> L2_DC_LINE_TAG_SHFT;
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cache_affinity->cache_line_size =
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(l2_cache_ids & L2_DC_LINE_SIZE_MASK) >> L2_DC_LINE_SIZE_SHFT;
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cache_affinity->associativity = get_associativity(
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(l2_cache_ids & L2_DC_ASSOC_MASK) >> L2_DC_ASSOC_SHFT);
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cache_affinity->cache_latency = 1;
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|
}
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/* L3 cache */
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if (thread % num_threads_sharing3 == 0) {
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current = add_crat_cache_entry(&cache_affinity, current);
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new_entries++;
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cache_affinity->flags |=
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CRAT_CACHE_FLAG_DATA_CACHE | CRAT_CACHE_FLAG_INSTR_CACHE;
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cache_affinity->proc_id_low = thread;
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sibling_mask = 1;
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for (size_t sibling = 1; sibling < num_threads_sharing3; sibling++)
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sibling_mask = (sibling_mask << 1) + 1;
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cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
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|
cache_affinity->cache_properties =
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(cache_props0.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
|
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|
cache_affinity->cache_size =
|
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((l3_cache_ids & L3_DC_SIZE_MASK) >> L3_DC_SIZE_SHFT) * 512;
|
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|
cache_affinity->cache_level = CRAT_L3_CACHE;
|
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|
cache_affinity->lines_per_tag =
|
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|
(l3_cache_ids & L3_DC_LINE_TAG_MASK) >> L3_DC_LINE_TAG_SHFT;
|
||||||
|
cache_affinity->cache_line_size =
|
||||||
|
(l3_cache_ids & L3_DC_LINE_SIZE_MASK) >> L3_DC_LINE_SIZE_SHFT;
|
||||||
|
cache_affinity->associativity = get_associativity(
|
||||||
|
(l3_cache_ids & L3_DC_ASSOC_MASK) >> L3_DC_ASSOC_SHFT);
|
||||||
|
cache_affinity->cache_latency = 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
crat->total_entries += new_entries;
|
||||||
|
return current;
|
||||||
|
}
|
||||||
|
|
||||||
|
static uint8_t get_tlb_size(enum tlb_type type, struct crat_tlb *crat_tlb_entry,
|
||||||
|
uint16_t raw_assoc_size)
|
||||||
|
{
|
||||||
|
uint8_t tlbsize;
|
||||||
|
|
||||||
|
if (raw_assoc_size >= 256) {
|
||||||
|
tlbsize = (uint8_t)(raw_assoc_size / 256);
|
||||||
|
|
||||||
|
if (type == tlb_2m)
|
||||||
|
crat_tlb_entry->flags |= CRAT_TLB_FLAG_2MB_BASE_256;
|
||||||
|
else if (type == tlb_4k)
|
||||||
|
crat_tlb_entry->flags |= CRAT_TLB_FLAG_4K_BASE_256;
|
||||||
|
else if (type == tlb_1g)
|
||||||
|
crat_tlb_entry->flags |= CRAT_TLB_FLAG_1GB_BASE_256;
|
||||||
|
} else {
|
||||||
|
tlbsize = (uint8_t)(raw_assoc_size);
|
||||||
|
}
|
||||||
|
return tlbsize;
|
||||||
|
}
|
||||||
|
|
||||||
|
static unsigned long add_crat_tlb_entry(struct crat_tlb **tlb_affinity, unsigned long current)
|
||||||
|
{
|
||||||
|
*tlb_affinity = (struct crat_tlb *)current;
|
||||||
|
memset(*tlb_affinity, 0, sizeof(struct crat_tlb));
|
||||||
|
|
||||||
|
(*tlb_affinity)->type = CRAT_TLB_TYPE;
|
||||||
|
(*tlb_affinity)->length = sizeof(struct crat_tlb);
|
||||||
|
(*tlb_affinity)->flags = CRAT_TLB_FLAG_EN | CRAT_TLB_FLAG_CPU_TLB;
|
||||||
|
|
||||||
|
current += sizeof(struct crat_tlb);
|
||||||
|
return current;
|
||||||
|
}
|
||||||
|
|
||||||
|
static unsigned long gen_crat_tlb_entry(struct acpi_crat_header *crat, unsigned long current)
|
||||||
|
{
|
||||||
|
size_t total_num_threads, num_threads_sharing0, num_threads_sharing1,
|
||||||
|
num_threads_sharing2, thread, new_entries;
|
||||||
|
struct cpuid_result cache_props0, cache_props1, cache_props2;
|
||||||
|
uint8_t sibling_mask = 0;
|
||||||
|
uint32_t l1_tlb_2M4M_ids, l1_tlb_4K_ids, l2_tlb_2M4M_ids, l2_tlb_4K_ids, l1_tlb_1G_ids,
|
||||||
|
l2_tlb_1G_ids;
|
||||||
|
struct crat_tlb *tlb_affinity = NULL;
|
||||||
|
|
||||||
|
total_num_threads = get_cpu_count();
|
||||||
|
cache_props0 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_0);
|
||||||
|
cache_props1 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_1);
|
||||||
|
cache_props2 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_2);
|
||||||
|
|
||||||
|
l1_tlb_2M4M_ids = cpuid_eax(CPUID_L1_TLB_CACHE_IDS);
|
||||||
|
l2_tlb_2M4M_ids = cpuid_eax(CPUID_L2_L3_CACHE_L2_TLB_IDS);
|
||||||
|
l1_tlb_4K_ids = cpuid_ebx(CPUID_L1_TLB_CACHE_IDS);
|
||||||
|
l2_tlb_4K_ids = cpuid_ebx(CPUID_L2_L3_CACHE_L2_TLB_IDS);
|
||||||
|
l1_tlb_1G_ids = cpuid_eax(CPUID_TLB_L1L2_1G_IDS);
|
||||||
|
l2_tlb_1G_ids = cpuid_ebx(CPUID_TLB_L1L2_1G_IDS);
|
||||||
|
|
||||||
|
num_threads_sharing0 =
|
||||||
|
((cache_props0.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
||||||
|
num_threads_sharing1 =
|
||||||
|
((cache_props1.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
||||||
|
num_threads_sharing2 =
|
||||||
|
((cache_props2.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
||||||
|
|
||||||
|
new_entries = 0;
|
||||||
|
for (thread = 0; thread < total_num_threads; thread++) {
|
||||||
|
|
||||||
|
/* L1 data TLB */
|
||||||
|
if (thread % num_threads_sharing0 == 0) {
|
||||||
|
current = add_crat_tlb_entry(&tlb_affinity, current);
|
||||||
|
new_entries++;
|
||||||
|
|
||||||
|
tlb_affinity->flags |= CRAT_TLB_FLAG_DATA_TLB;
|
||||||
|
tlb_affinity->proc_id_low = thread;
|
||||||
|
sibling_mask = 1;
|
||||||
|
for (size_t sibling = 1; sibling < num_threads_sharing0; sibling++)
|
||||||
|
sibling_mask = (sibling_mask << 1) + 1;
|
||||||
|
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
||||||
|
tlb_affinity->tlb_level = CRAT_L1_CACHE;
|
||||||
|
|
||||||
|
tlb_affinity->data_tlb_2mb_assoc =
|
||||||
|
(l1_tlb_2M4M_ids & L1_DAT_TLB_2M4M_ASSOC_MASK)
|
||||||
|
>> L1_DAT_TLB_2M4M_ASSOC_SHFT;
|
||||||
|
tlb_affinity->data_tlb_2mb_size =
|
||||||
|
get_tlb_size(tlb_2m, tlb_affinity,
|
||||||
|
(l1_tlb_2M4M_ids & L1_DAT_TLB_2M4M_SIZE_MASK)
|
||||||
|
>> L1_DAT_TLB_2M4M_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->data_tlb_4k_assoc =
|
||||||
|
(l1_tlb_4K_ids & L1_DAT_TLB_4K_ASSOC_MASK)
|
||||||
|
>> L1_DAT_TLB_4K_ASSOC_SHFT;
|
||||||
|
tlb_affinity->data_tlb_4k_size =
|
||||||
|
get_tlb_size(tlb_4k, tlb_affinity,
|
||||||
|
(l1_tlb_4K_ids & L1_DAT_TLB_4K_SIZE_MASK)
|
||||||
|
>> L1_DAT_TLB_4K_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->data_tlb_1g_assoc =
|
||||||
|
(l1_tlb_1G_ids & L1_DAT_TLB_1G_ASSOC_MASK)
|
||||||
|
>> L1_DAT_TLB_1G_ASSOC_SHFT;
|
||||||
|
tlb_affinity->data_tlb_1g_size =
|
||||||
|
get_tlb_size(tlb_1g, tlb_affinity,
|
||||||
|
(l1_tlb_1G_ids & L1_DAT_TLB_1G_SIZE_MASK)
|
||||||
|
>> L1_DAT_TLB_1G_SIZE_SHFT);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* L1 instruction TLB */
|
||||||
|
if (thread % num_threads_sharing1 == 0) {
|
||||||
|
current = add_crat_tlb_entry(&tlb_affinity, current);
|
||||||
|
new_entries++;
|
||||||
|
|
||||||
|
tlb_affinity->flags |= CRAT_TLB_FLAG_INSTR_TLB;
|
||||||
|
tlb_affinity->proc_id_low = thread;
|
||||||
|
sibling_mask = 1;
|
||||||
|
for (size_t sibling = 1; sibling < num_threads_sharing1; sibling++)
|
||||||
|
sibling_mask = (sibling_mask << 1) + 1;
|
||||||
|
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
||||||
|
tlb_affinity->tlb_level = CRAT_L1_CACHE;
|
||||||
|
tlb_affinity->instr_tlb_2mb_assoc =
|
||||||
|
(l1_tlb_2M4M_ids & L1_INST_TLB_2M4M_ASSOC_MASK)
|
||||||
|
>> L1_INST_TLB_2M4M_ASSOC_SHFT;
|
||||||
|
tlb_affinity->instr_tlb_2mb_size =
|
||||||
|
get_tlb_size(tlb_2m, tlb_affinity,
|
||||||
|
(l1_tlb_2M4M_ids & L1_INST_TLB_2M4M_SIZE_MASK)
|
||||||
|
>> L1_INST_TLB_2M4M_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->instr_tlb_4k_assoc =
|
||||||
|
(l1_tlb_4K_ids & L1_INST_TLB_4K_ASSOC_MASK)
|
||||||
|
>> L1_INST_TLB_4K_ASSOC_SHFT;
|
||||||
|
tlb_affinity->instr_tlb_4k_size =
|
||||||
|
get_tlb_size(tlb_4k, tlb_affinity,
|
||||||
|
(l1_tlb_4K_ids & L1_INST_TLB_4K_SIZE_MASK)
|
||||||
|
>> L1_INST_TLB_4K_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->instr_tlb_1g_assoc =
|
||||||
|
(l1_tlb_1G_ids & L1_INST_TLB_1G_ASSOC_MASK)
|
||||||
|
>> L1_INST_TLB_1G_ASSOC_SHFT;
|
||||||
|
tlb_affinity->instr_tlb_1g_size =
|
||||||
|
get_tlb_size(tlb_1g, tlb_affinity,
|
||||||
|
(l1_tlb_1G_ids & L1_INST_TLB_1G_SIZE_MASK)
|
||||||
|
>> L1_INST_TLB_1G_SIZE_SHFT);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* L2 Data TLB */
|
||||||
|
if (thread % num_threads_sharing2 == 0) {
|
||||||
|
current = add_crat_tlb_entry(&tlb_affinity, current);
|
||||||
|
new_entries++;
|
||||||
|
|
||||||
|
tlb_affinity->flags |= CRAT_TLB_FLAG_DATA_TLB;
|
||||||
|
tlb_affinity->proc_id_low = thread;
|
||||||
|
sibling_mask = 1;
|
||||||
|
for (size_t sibling = 1; sibling < num_threads_sharing2; sibling++)
|
||||||
|
sibling_mask = (sibling_mask << 1) + 1;
|
||||||
|
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
||||||
|
tlb_affinity->tlb_level = CRAT_L2_CACHE;
|
||||||
|
tlb_affinity->data_tlb_2mb_assoc =
|
||||||
|
(l2_tlb_2M4M_ids & L2_DAT_TLB_2M4M_ASSOC_MASK)
|
||||||
|
>> L2_DAT_TLB_2M4M_ASSOC_SHFT;
|
||||||
|
tlb_affinity->data_tlb_2mb_size =
|
||||||
|
get_tlb_size(tlb_2m, tlb_affinity,
|
||||||
|
(l2_tlb_2M4M_ids & L2_DAT_TLB_2M4M_SIZE_MASK)
|
||||||
|
>> L2_DAT_TLB_2M4M_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->data_tlb_4k_assoc =
|
||||||
|
get_associativity((l2_tlb_4K_ids & L2_DAT_TLB_2M4M_ASSOC_MASK)
|
||||||
|
>> L2_DAT_TLB_4K_ASSOC_SHFT);
|
||||||
|
tlb_affinity->data_tlb_4k_size =
|
||||||
|
get_tlb_size(tlb_4k, tlb_affinity,
|
||||||
|
(l2_tlb_2M4M_ids & L2_DAT_TLB_4K_SIZE_MASK)
|
||||||
|
>> L2_DAT_TLB_4K_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->data_tlb_1g_assoc =
|
||||||
|
get_associativity((l2_tlb_1G_ids & L2_DAT_TLB_1G_ASSOC_MASK)
|
||||||
|
>> L2_DAT_TLB_1G_ASSOC_SHFT);
|
||||||
|
tlb_affinity->data_tlb_1g_size =
|
||||||
|
get_tlb_size(tlb_1g, tlb_affinity,
|
||||||
|
(l2_tlb_1G_ids & L2_DAT_TLB_1G_SIZE_MASK)
|
||||||
|
>> L2_DAT_TLB_1G_SIZE_SHFT);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* L2 Instruction TLB */
|
||||||
|
if (thread % num_threads_sharing2 == 0) {
|
||||||
|
current = add_crat_tlb_entry(&tlb_affinity, current);
|
||||||
|
new_entries++;
|
||||||
|
|
||||||
|
tlb_affinity->flags |= CRAT_TLB_FLAG_INSTR_TLB;
|
||||||
|
tlb_affinity->proc_id_low = thread;
|
||||||
|
sibling_mask = 1;
|
||||||
|
for (size_t sibling = 1; sibling < num_threads_sharing2; sibling++)
|
||||||
|
sibling_mask = (sibling_mask << 1) + 1;
|
||||||
|
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
||||||
|
tlb_affinity->tlb_level = CRAT_L2_CACHE;
|
||||||
|
tlb_affinity->instr_tlb_2mb_assoc = get_associativity(
|
||||||
|
(l2_tlb_2M4M_ids & L2_INST_TLB_2M4M_ASSOC_MASK)
|
||||||
|
>> L2_INST_TLB_2M4M_ASSOC_SHFT);
|
||||||
|
tlb_affinity->instr_tlb_2mb_size =
|
||||||
|
get_tlb_size(tlb_2m, tlb_affinity,
|
||||||
|
(l2_tlb_2M4M_ids & L2_INST_TLB_2M4M_SIZE_MASK)
|
||||||
|
>> L2_INST_TLB_2M4M_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->instr_tlb_4k_assoc =
|
||||||
|
get_associativity((l2_tlb_4K_ids & L2_INST_TLB_4K_ASSOC_MASK)
|
||||||
|
>> L2_INST_TLB_4K_ASSOC_SHFT);
|
||||||
|
tlb_affinity->instr_tlb_4k_size =
|
||||||
|
get_tlb_size(tlb_4k, tlb_affinity,
|
||||||
|
(l2_tlb_4K_ids & L2_INST_TLB_4K_SIZE_MASK)
|
||||||
|
>> L2_INST_TLB_4K_SIZE_SHFT);
|
||||||
|
|
||||||
|
tlb_affinity->instr_tlb_1g_assoc =
|
||||||
|
get_associativity((l2_tlb_1G_ids & L2_INST_TLB_1G_ASSOC_MASK)
|
||||||
|
>> L2_INST_TLB_1G_ASSOC_SHFT);
|
||||||
|
tlb_affinity->instr_tlb_1g_size =
|
||||||
|
get_tlb_size(tlb_1g, tlb_affinity,
|
||||||
|
(l2_tlb_1G_ids & L2_INST_TLB_1G_SIZE_MASK)
|
||||||
|
>> L2_INST_TLB_1G_SIZE_SHFT);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
crat->total_entries += new_entries;
|
||||||
|
return current;
|
||||||
|
}
|
||||||
|
|
||||||
|
static unsigned long acpi_fill_crat(struct acpi_crat_header *crat, unsigned long current)
|
||||||
|
{
|
||||||
|
current = gen_crat_hsa_entry(crat, current);
|
||||||
|
current = gen_crat_memory_entries(crat, current);
|
||||||
|
current = gen_crat_cache_entry(crat, current);
|
||||||
|
current = gen_crat_tlb_entry(crat, current);
|
||||||
|
crat->num_nodes++;
|
||||||
|
|
||||||
|
return current;
|
||||||
|
}
|
||||||
|
|
||||||
|
unsigned long acpi_add_crat_table(unsigned long current, acpi_rsdp_t *rsdp)
|
||||||
|
{
|
||||||
|
struct acpi_crat_header *crat;
|
||||||
|
|
||||||
|
/* CRAT */
|
||||||
|
current = acpi_align_current(current);
|
||||||
|
crat = (struct acpi_crat_header *)current;
|
||||||
|
acpi_create_crat(crat, acpi_fill_crat);
|
||||||
|
current += crat->header.length;
|
||||||
|
acpi_add_table(rsdp, crat);
|
||||||
|
|
||||||
|
return current;
|
||||||
|
}
|
||||||
@@ -1,554 +1,16 @@
|
|||||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||||
|
|
||||||
#include <acpi/acpi_crat.h>
|
|
||||||
#include <acpi/acpi_ivrs.h>
|
|
||||||
#include <acpi/acpi.h>
|
#include <acpi/acpi.h>
|
||||||
#include <amdblocks/acpi.h>
|
#include <amdblocks/acpi.h>
|
||||||
#include <amdblocks/cpu.h>
|
|
||||||
#include <amdblocks/data_fabric.h>
|
|
||||||
#include <amdblocks/ioapic.h>
|
|
||||||
#include <cpu/amd/cpuid.h>
|
|
||||||
#include <cpu/cpu.h>
|
|
||||||
#include <device/device.h>
|
#include <device/device.h>
|
||||||
#include <device/mmio.h>
|
|
||||||
#include <device/pci_def.h>
|
|
||||||
#include <device/pci_ops.h>
|
|
||||||
#include <FspGuids.h>
|
#include <FspGuids.h>
|
||||||
#include <soc/data_fabric.h>
|
#include <types.h>
|
||||||
#include <soc/pci_devs.h>
|
|
||||||
#include <stdint.h>
|
|
||||||
|
|
||||||
static unsigned long gen_crat_hsa_entry(struct acpi_crat_header *crat, unsigned long current)
|
|
||||||
{
|
|
||||||
struct crat_hsa_processing_unit *hsa_entry = (struct crat_hsa_processing_unit *)current;
|
|
||||||
memset(hsa_entry, 0, sizeof(struct crat_hsa_processing_unit));
|
|
||||||
|
|
||||||
hsa_entry->flags = CRAT_HSA_PR_FLAG_EN | CRAT_HSA_PR_FLAG_CPU_PRES;
|
|
||||||
hsa_entry->wave_front_size = 4;
|
|
||||||
hsa_entry->num_cpu_cores = get_cpu_count();
|
|
||||||
hsa_entry->length = sizeof(struct crat_hsa_processing_unit);
|
|
||||||
crat->total_entries++;
|
|
||||||
|
|
||||||
current += hsa_entry->length;
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long create_crat_memory_entry(uint32_t domain, uint64_t region_base,
|
|
||||||
uint64_t region_size, unsigned long current)
|
|
||||||
{
|
|
||||||
struct crat_memory *mem_affinity = (struct crat_memory *)current;
|
|
||||||
memset(mem_affinity, 0, sizeof(struct crat_memory));
|
|
||||||
|
|
||||||
mem_affinity->type = CRAT_MEMORY_TYPE;
|
|
||||||
mem_affinity->length = sizeof(struct crat_memory);
|
|
||||||
mem_affinity->proximity_domain = 0;
|
|
||||||
mem_affinity->base_address_low = region_base & 0xffffffff;
|
|
||||||
mem_affinity->base_address_high = (region_base >> 32) & 0xffffffff;
|
|
||||||
mem_affinity->length_low = region_size & 0xffffffff;
|
|
||||||
mem_affinity->length_high = (region_size >> 32) & 0xffffffff;
|
|
||||||
mem_affinity->flags = CRAT_MEM_FLAG_EN;
|
|
||||||
mem_affinity->width = 64;
|
|
||||||
|
|
||||||
current += mem_affinity->length;
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long gen_crat_memory_entries(struct acpi_crat_header *crat,
|
|
||||||
unsigned long current)
|
|
||||||
{
|
|
||||||
uint32_t dram_base_reg, dram_limit_reg, dram_hole_ctl;
|
|
||||||
uint64_t memory_length, memory_base, hole_base, size_below_hole;
|
|
||||||
size_t new_entries = 0;
|
|
||||||
|
|
||||||
for (size_t dram_map_idx = 0; dram_map_idx < PICASSO_NUM_DRAM_REG;
|
|
||||||
dram_map_idx++) {
|
|
||||||
dram_base_reg =
|
|
||||||
data_fabric_read32(DF_DRAM_BASE(dram_map_idx), IOMS0_FABRIC_ID);
|
|
||||||
|
|
||||||
if (dram_base_reg & DRAM_BASE_REG_VALID) {
|
|
||||||
dram_limit_reg = data_fabric_read32(DF_DRAM_LIMIT(dram_map_idx),
|
|
||||||
IOMS0_FABRIC_ID);
|
|
||||||
memory_length =
|
|
||||||
((dram_limit_reg & DRAM_LIMIT_ADDR) >> DRAM_LIMIT_ADDR_SHFT) + 1
|
|
||||||
- ((dram_base_reg & DRAM_BASE_ADDR) >> DRAM_BASE_ADDR_SHFT);
|
|
||||||
memory_length = memory_length << 28;
|
|
||||||
memory_base = (uint64_t)(dram_base_reg & DRAM_BASE_ADDR)
|
|
||||||
<< (28 - DRAM_BASE_ADDR_SHFT);
|
|
||||||
|
|
||||||
if (memory_base == 0) {
|
|
||||||
current =
|
|
||||||
create_crat_memory_entry(0, 0ull, 0xa0000ull, current);
|
|
||||||
memory_base = 1 * MiB;
|
|
||||||
memory_length = memory_base;
|
|
||||||
new_entries++;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (dram_base_reg & DRAM_BASE_HOLE_EN) {
|
|
||||||
dram_hole_ctl = data_fabric_read32(DF_DRAM_HOLE_CTL,
|
|
||||||
IOMS0_FABRIC_ID);
|
|
||||||
hole_base = (dram_hole_ctl & DRAM_HOLE_CTL_BASE);
|
|
||||||
size_below_hole = hole_base - memory_base;
|
|
||||||
current = create_crat_memory_entry(0, memory_base,
|
|
||||||
size_below_hole, current);
|
|
||||||
memory_length = (uint64_t)(((dram_limit_reg & DRAM_LIMIT_ADDR)
|
|
||||||
>> DRAM_LIMIT_ADDR_SHFT)
|
|
||||||
+ 1 - 0x10)
|
|
||||||
<< 28;
|
|
||||||
memory_base = 0x100000000;
|
|
||||||
new_entries++;
|
|
||||||
}
|
|
||||||
|
|
||||||
current = create_crat_memory_entry(0, memory_base, memory_length,
|
|
||||||
current);
|
|
||||||
new_entries++;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
crat->total_entries += new_entries;
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long add_crat_cache_entry(struct crat_cache **cache_affinity,
|
|
||||||
unsigned long current)
|
|
||||||
{
|
|
||||||
*cache_affinity = (struct crat_cache *)current;
|
|
||||||
memset(*cache_affinity, 0, sizeof(struct crat_cache));
|
|
||||||
|
|
||||||
(*cache_affinity)->type = CRAT_CACHE_TYPE;
|
|
||||||
(*cache_affinity)->length = sizeof(struct crat_cache);
|
|
||||||
(*cache_affinity)->flags = CRAT_CACHE_FLAG_EN | CRAT_CACHE_FLAG_CPU_CACHE;
|
|
||||||
|
|
||||||
current += sizeof(struct crat_cache);
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static uint8_t get_associativity(uint32_t encoded_associativity)
|
|
||||||
{
|
|
||||||
uint8_t associativity = 0;
|
|
||||||
|
|
||||||
switch (encoded_associativity) {
|
|
||||||
case 0:
|
|
||||||
case 1:
|
|
||||||
case 2:
|
|
||||||
case 3:
|
|
||||||
case 4:
|
|
||||||
return encoded_associativity;
|
|
||||||
case 5:
|
|
||||||
associativity = 6;
|
|
||||||
break;
|
|
||||||
case 6:
|
|
||||||
associativity = 8;
|
|
||||||
break;
|
|
||||||
case 8:
|
|
||||||
associativity = 16;
|
|
||||||
break;
|
|
||||||
case 0xA:
|
|
||||||
associativity = 32;
|
|
||||||
break;
|
|
||||||
case 0xB:
|
|
||||||
associativity = 48;
|
|
||||||
break;
|
|
||||||
case 0xC:
|
|
||||||
associativity = 64;
|
|
||||||
break;
|
|
||||||
case 0xD:
|
|
||||||
associativity = 96;
|
|
||||||
break;
|
|
||||||
case 0xE:
|
|
||||||
associativity = 128;
|
|
||||||
break;
|
|
||||||
case 0xF:
|
|
||||||
associativity = 0xFF;
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
return associativity;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long gen_crat_cache_entry(struct acpi_crat_header *crat, unsigned long current)
|
|
||||||
{
|
|
||||||
size_t total_num_threads, num_threads_sharing0, num_threads_sharing1,
|
|
||||||
num_threads_sharing2, num_threads_sharing3, thread, new_entries;
|
|
||||||
struct cpuid_result cache_props0, cache_props1, cache_props2, cache_props3;
|
|
||||||
uint8_t sibling_mask = 0;
|
|
||||||
uint32_t l1_data_cache_ids, l1_inst_cache_ids, l2_cache_ids, l3_cache_ids;
|
|
||||||
struct crat_cache *cache_affinity = NULL;
|
|
||||||
|
|
||||||
total_num_threads = get_cpu_count();
|
|
||||||
|
|
||||||
cache_props0 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_0);
|
|
||||||
cache_props1 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_1);
|
|
||||||
cache_props2 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_2);
|
|
||||||
cache_props3 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_3);
|
|
||||||
|
|
||||||
l1_data_cache_ids = cpuid_ecx(CPUID_L1_TLB_CACHE_IDS);
|
|
||||||
l1_inst_cache_ids = cpuid_edx(CPUID_L1_TLB_CACHE_IDS);
|
|
||||||
l2_cache_ids = cpuid_ecx(CPUID_L2_L3_CACHE_L2_TLB_IDS);
|
|
||||||
l3_cache_ids = cpuid_edx(CPUID_L2_L3_CACHE_L2_TLB_IDS);
|
|
||||||
|
|
||||||
num_threads_sharing0 =
|
|
||||||
((cache_props0.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
num_threads_sharing1 =
|
|
||||||
((cache_props1.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
num_threads_sharing2 =
|
|
||||||
((cache_props2.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
num_threads_sharing3 =
|
|
||||||
((cache_props3.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
|
|
||||||
new_entries = 0;
|
|
||||||
for (thread = 0; thread < total_num_threads; thread++) {
|
|
||||||
/* L1 data cache */
|
|
||||||
if (thread % num_threads_sharing0 == 0) {
|
|
||||||
current = add_crat_cache_entry(&cache_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
cache_affinity->flags |= CRAT_CACHE_FLAG_DATA_CACHE;
|
|
||||||
cache_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing0; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
cache_affinity->cache_properties =
|
|
||||||
(cache_props0.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
|
|
||||||
cache_affinity->cache_size =
|
|
||||||
(l1_data_cache_ids & L1_DC_SIZE_MASK) >> L1_DC_SIZE_SHFT;
|
|
||||||
cache_affinity->cache_level = CRAT_L1_CACHE;
|
|
||||||
cache_affinity->lines_per_tag =
|
|
||||||
(l1_data_cache_ids & L1_DC_LINE_TAG_MASK)
|
|
||||||
>> L1_DC_LINE_TAG_SHFT;
|
|
||||||
cache_affinity->cache_line_size =
|
|
||||||
(l1_data_cache_ids & L1_DC_LINE_SIZE_MASK)
|
|
||||||
>> L1_DC_LINE_SIZE_SHFT;
|
|
||||||
cache_affinity->associativity =
|
|
||||||
(l1_data_cache_ids & L1_DC_ASSOC_MASK) >> L1_DC_ASSOC_SHFT;
|
|
||||||
cache_affinity->cache_latency = 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* L1 instruction cache */
|
|
||||||
if (thread % num_threads_sharing1 == 0) {
|
|
||||||
current = add_crat_cache_entry(&cache_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
cache_affinity->flags |= CRAT_CACHE_FLAG_INSTR_CACHE;
|
|
||||||
cache_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing1; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
cache_affinity->cache_properties =
|
|
||||||
(cache_props1.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
|
|
||||||
cache_affinity->cache_size =
|
|
||||||
(l1_inst_cache_ids & L1_IC_SIZE_MASK) >> L1_IC_SIZE_SHFT;
|
|
||||||
cache_affinity->cache_level = CRAT_L1_CACHE;
|
|
||||||
cache_affinity->lines_per_tag =
|
|
||||||
(l1_inst_cache_ids & L1_IC_LINE_TAG_MASK)
|
|
||||||
>> L1_IC_LINE_TAG_SHFT;
|
|
||||||
cache_affinity->cache_line_size =
|
|
||||||
(l1_inst_cache_ids & L1_IC_LINE_SIZE_MASK)
|
|
||||||
>> L1_IC_LINE_SIZE_SHFT;
|
|
||||||
cache_affinity->associativity =
|
|
||||||
(l1_inst_cache_ids & L1_IC_ASSOC_MASK) >> L1_IC_ASSOC_SHFT;
|
|
||||||
cache_affinity->cache_latency = 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* L2 cache */
|
|
||||||
if (thread % num_threads_sharing2 == 0) {
|
|
||||||
current = add_crat_cache_entry(&cache_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
cache_affinity->flags |=
|
|
||||||
CRAT_CACHE_FLAG_DATA_CACHE | CRAT_CACHE_FLAG_INSTR_CACHE;
|
|
||||||
cache_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing2; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
cache_affinity->cache_properties =
|
|
||||||
(cache_props2.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
|
|
||||||
cache_affinity->cache_size =
|
|
||||||
(l2_cache_ids & L2_DC_SIZE_MASK) >> L2_DC_SIZE_SHFT;
|
|
||||||
cache_affinity->cache_level = CRAT_L2_CACHE;
|
|
||||||
cache_affinity->lines_per_tag =
|
|
||||||
(l2_cache_ids & L2_DC_LINE_TAG_MASK) >> L2_DC_LINE_TAG_SHFT;
|
|
||||||
cache_affinity->cache_line_size =
|
|
||||||
(l2_cache_ids & L2_DC_LINE_SIZE_MASK) >> L2_DC_LINE_SIZE_SHFT;
|
|
||||||
cache_affinity->associativity = get_associativity(
|
|
||||||
(l2_cache_ids & L2_DC_ASSOC_MASK) >> L2_DC_ASSOC_SHFT);
|
|
||||||
cache_affinity->cache_latency = 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* L3 cache */
|
|
||||||
if (thread % num_threads_sharing3 == 0) {
|
|
||||||
current = add_crat_cache_entry(&cache_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
cache_affinity->flags |=
|
|
||||||
CRAT_CACHE_FLAG_DATA_CACHE | CRAT_CACHE_FLAG_INSTR_CACHE;
|
|
||||||
cache_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing3; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
cache_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
cache_affinity->cache_properties =
|
|
||||||
(cache_props0.edx & CACHE_INCLUSIVE_MASK) ? 2 : 0;
|
|
||||||
cache_affinity->cache_size =
|
|
||||||
((l3_cache_ids & L3_DC_SIZE_MASK) >> L3_DC_SIZE_SHFT) * 512;
|
|
||||||
cache_affinity->cache_level = CRAT_L3_CACHE;
|
|
||||||
cache_affinity->lines_per_tag =
|
|
||||||
(l3_cache_ids & L3_DC_LINE_TAG_MASK) >> L3_DC_LINE_TAG_SHFT;
|
|
||||||
cache_affinity->cache_line_size =
|
|
||||||
(l3_cache_ids & L3_DC_LINE_SIZE_MASK) >> L3_DC_LINE_SIZE_SHFT;
|
|
||||||
cache_affinity->associativity = get_associativity(
|
|
||||||
(l3_cache_ids & L3_DC_ASSOC_MASK) >> L3_DC_ASSOC_SHFT);
|
|
||||||
cache_affinity->cache_latency = 1;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
crat->total_entries += new_entries;
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static uint8_t get_tlb_size(enum tlb_type type, struct crat_tlb *crat_tlb_entry,
|
|
||||||
uint16_t raw_assoc_size)
|
|
||||||
{
|
|
||||||
uint8_t tlbsize;
|
|
||||||
|
|
||||||
if (raw_assoc_size >= 256) {
|
|
||||||
tlbsize = (uint8_t)(raw_assoc_size / 256);
|
|
||||||
|
|
||||||
if (type == tlb_2m)
|
|
||||||
crat_tlb_entry->flags |= CRAT_TLB_FLAG_2MB_BASE_256;
|
|
||||||
else if (type == tlb_4k)
|
|
||||||
crat_tlb_entry->flags |= CRAT_TLB_FLAG_4K_BASE_256;
|
|
||||||
else if (type == tlb_1g)
|
|
||||||
crat_tlb_entry->flags |= CRAT_TLB_FLAG_1GB_BASE_256;
|
|
||||||
} else {
|
|
||||||
tlbsize = (uint8_t)(raw_assoc_size);
|
|
||||||
}
|
|
||||||
return tlbsize;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long add_crat_tlb_entry(struct crat_tlb **tlb_affinity, unsigned long current)
|
|
||||||
{
|
|
||||||
*tlb_affinity = (struct crat_tlb *)current;
|
|
||||||
memset(*tlb_affinity, 0, sizeof(struct crat_tlb));
|
|
||||||
|
|
||||||
(*tlb_affinity)->type = CRAT_TLB_TYPE;
|
|
||||||
(*tlb_affinity)->length = sizeof(struct crat_tlb);
|
|
||||||
(*tlb_affinity)->flags = CRAT_TLB_FLAG_EN | CRAT_TLB_FLAG_CPU_TLB;
|
|
||||||
|
|
||||||
current += sizeof(struct crat_tlb);
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long gen_crat_tlb_entry(struct acpi_crat_header *crat, unsigned long current)
|
|
||||||
{
|
|
||||||
size_t total_num_threads, num_threads_sharing0, num_threads_sharing1,
|
|
||||||
num_threads_sharing2, thread, new_entries;
|
|
||||||
struct cpuid_result cache_props0, cache_props1, cache_props2;
|
|
||||||
uint8_t sibling_mask = 0;
|
|
||||||
uint32_t l1_tlb_2M4M_ids, l1_tlb_4K_ids, l2_tlb_2M4M_ids, l2_tlb_4K_ids, l1_tlb_1G_ids,
|
|
||||||
l2_tlb_1G_ids;
|
|
||||||
struct crat_tlb *tlb_affinity = NULL;
|
|
||||||
|
|
||||||
total_num_threads = get_cpu_count();
|
|
||||||
cache_props0 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_0);
|
|
||||||
cache_props1 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_1);
|
|
||||||
cache_props2 = cpuid_ext(CPUID_CACHE_PROPS, CACHE_PROPS_2);
|
|
||||||
|
|
||||||
l1_tlb_2M4M_ids = cpuid_eax(CPUID_L1_TLB_CACHE_IDS);
|
|
||||||
l2_tlb_2M4M_ids = cpuid_eax(CPUID_L2_L3_CACHE_L2_TLB_IDS);
|
|
||||||
l1_tlb_4K_ids = cpuid_ebx(CPUID_L1_TLB_CACHE_IDS);
|
|
||||||
l2_tlb_4K_ids = cpuid_ebx(CPUID_L2_L3_CACHE_L2_TLB_IDS);
|
|
||||||
l1_tlb_1G_ids = cpuid_eax(CPUID_TLB_L1L2_1G_IDS);
|
|
||||||
l2_tlb_1G_ids = cpuid_ebx(CPUID_TLB_L1L2_1G_IDS);
|
|
||||||
|
|
||||||
num_threads_sharing0 =
|
|
||||||
((cache_props0.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
num_threads_sharing1 =
|
|
||||||
((cache_props1.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
num_threads_sharing2 =
|
|
||||||
((cache_props2.eax & NUM_SHARE_CACHE_MASK) >> NUM_SHARE_CACHE_SHFT) + 1;
|
|
||||||
|
|
||||||
new_entries = 0;
|
|
||||||
for (thread = 0; thread < total_num_threads; thread++) {
|
|
||||||
|
|
||||||
/* L1 data TLB */
|
|
||||||
if (thread % num_threads_sharing0 == 0) {
|
|
||||||
current = add_crat_tlb_entry(&tlb_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
tlb_affinity->flags |= CRAT_TLB_FLAG_DATA_TLB;
|
|
||||||
tlb_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing0; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
tlb_affinity->tlb_level = CRAT_L1_CACHE;
|
|
||||||
|
|
||||||
tlb_affinity->data_tlb_2mb_assoc =
|
|
||||||
(l1_tlb_2M4M_ids & L1_DAT_TLB_2M4M_ASSOC_MASK)
|
|
||||||
>> L1_DAT_TLB_2M4M_ASSOC_SHFT;
|
|
||||||
tlb_affinity->data_tlb_2mb_size =
|
|
||||||
get_tlb_size(tlb_2m, tlb_affinity,
|
|
||||||
(l1_tlb_2M4M_ids & L1_DAT_TLB_2M4M_SIZE_MASK)
|
|
||||||
>> L1_DAT_TLB_2M4M_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->data_tlb_4k_assoc =
|
|
||||||
(l1_tlb_4K_ids & L1_DAT_TLB_4K_ASSOC_MASK)
|
|
||||||
>> L1_DAT_TLB_4K_ASSOC_SHFT;
|
|
||||||
tlb_affinity->data_tlb_4k_size =
|
|
||||||
get_tlb_size(tlb_4k, tlb_affinity,
|
|
||||||
(l1_tlb_4K_ids & L1_DAT_TLB_4K_SIZE_MASK)
|
|
||||||
>> L1_DAT_TLB_4K_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->data_tlb_1g_assoc =
|
|
||||||
(l1_tlb_1G_ids & L1_DAT_TLB_1G_ASSOC_MASK)
|
|
||||||
>> L1_DAT_TLB_1G_ASSOC_SHFT;
|
|
||||||
tlb_affinity->data_tlb_1g_size =
|
|
||||||
get_tlb_size(tlb_1g, tlb_affinity,
|
|
||||||
(l1_tlb_1G_ids & L1_DAT_TLB_1G_SIZE_MASK)
|
|
||||||
>> L1_DAT_TLB_1G_SIZE_SHFT);
|
|
||||||
}
|
|
||||||
|
|
||||||
/* L1 instruction TLB */
|
|
||||||
if (thread % num_threads_sharing1 == 0) {
|
|
||||||
current = add_crat_tlb_entry(&tlb_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
tlb_affinity->flags |= CRAT_TLB_FLAG_INSTR_TLB;
|
|
||||||
tlb_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing1; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
tlb_affinity->tlb_level = CRAT_L1_CACHE;
|
|
||||||
tlb_affinity->instr_tlb_2mb_assoc =
|
|
||||||
(l1_tlb_2M4M_ids & L1_INST_TLB_2M4M_ASSOC_MASK)
|
|
||||||
>> L1_INST_TLB_2M4M_ASSOC_SHFT;
|
|
||||||
tlb_affinity->instr_tlb_2mb_size =
|
|
||||||
get_tlb_size(tlb_2m, tlb_affinity,
|
|
||||||
(l1_tlb_2M4M_ids & L1_INST_TLB_2M4M_SIZE_MASK)
|
|
||||||
>> L1_INST_TLB_2M4M_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->instr_tlb_4k_assoc =
|
|
||||||
(l1_tlb_4K_ids & L1_INST_TLB_4K_ASSOC_MASK)
|
|
||||||
>> L1_INST_TLB_4K_ASSOC_SHFT;
|
|
||||||
tlb_affinity->instr_tlb_4k_size =
|
|
||||||
get_tlb_size(tlb_4k, tlb_affinity,
|
|
||||||
(l1_tlb_4K_ids & L1_INST_TLB_4K_SIZE_MASK)
|
|
||||||
>> L1_INST_TLB_4K_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->instr_tlb_1g_assoc =
|
|
||||||
(l1_tlb_1G_ids & L1_INST_TLB_1G_ASSOC_MASK)
|
|
||||||
>> L1_INST_TLB_1G_ASSOC_SHFT;
|
|
||||||
tlb_affinity->instr_tlb_1g_size =
|
|
||||||
get_tlb_size(tlb_1g, tlb_affinity,
|
|
||||||
(l1_tlb_1G_ids & L1_INST_TLB_1G_SIZE_MASK)
|
|
||||||
>> L1_INST_TLB_1G_SIZE_SHFT);
|
|
||||||
}
|
|
||||||
|
|
||||||
/* L2 Data TLB */
|
|
||||||
if (thread % num_threads_sharing2 == 0) {
|
|
||||||
current = add_crat_tlb_entry(&tlb_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
tlb_affinity->flags |= CRAT_TLB_FLAG_DATA_TLB;
|
|
||||||
tlb_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing2; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
tlb_affinity->tlb_level = CRAT_L2_CACHE;
|
|
||||||
tlb_affinity->data_tlb_2mb_assoc =
|
|
||||||
(l2_tlb_2M4M_ids & L2_DAT_TLB_2M4M_ASSOC_MASK)
|
|
||||||
>> L2_DAT_TLB_2M4M_ASSOC_SHFT;
|
|
||||||
tlb_affinity->data_tlb_2mb_size =
|
|
||||||
get_tlb_size(tlb_2m, tlb_affinity,
|
|
||||||
(l2_tlb_2M4M_ids & L2_DAT_TLB_2M4M_SIZE_MASK)
|
|
||||||
>> L2_DAT_TLB_2M4M_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->data_tlb_4k_assoc =
|
|
||||||
get_associativity((l2_tlb_4K_ids & L2_DAT_TLB_2M4M_ASSOC_MASK)
|
|
||||||
>> L2_DAT_TLB_4K_ASSOC_SHFT);
|
|
||||||
tlb_affinity->data_tlb_4k_size =
|
|
||||||
get_tlb_size(tlb_4k, tlb_affinity,
|
|
||||||
(l2_tlb_2M4M_ids & L2_DAT_TLB_4K_SIZE_MASK)
|
|
||||||
>> L2_DAT_TLB_4K_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->data_tlb_1g_assoc =
|
|
||||||
get_associativity((l2_tlb_1G_ids & L2_DAT_TLB_1G_ASSOC_MASK)
|
|
||||||
>> L2_DAT_TLB_1G_ASSOC_SHFT);
|
|
||||||
tlb_affinity->data_tlb_1g_size =
|
|
||||||
get_tlb_size(tlb_1g, tlb_affinity,
|
|
||||||
(l2_tlb_1G_ids & L2_DAT_TLB_1G_SIZE_MASK)
|
|
||||||
>> L2_DAT_TLB_1G_SIZE_SHFT);
|
|
||||||
}
|
|
||||||
|
|
||||||
/* L2 Instruction TLB */
|
|
||||||
if (thread % num_threads_sharing2 == 0) {
|
|
||||||
current = add_crat_tlb_entry(&tlb_affinity, current);
|
|
||||||
new_entries++;
|
|
||||||
|
|
||||||
tlb_affinity->flags |= CRAT_TLB_FLAG_INSTR_TLB;
|
|
||||||
tlb_affinity->proc_id_low = thread;
|
|
||||||
sibling_mask = 1;
|
|
||||||
for (size_t sibling = 1; sibling < num_threads_sharing2; sibling++)
|
|
||||||
sibling_mask = (sibling_mask << 1) + 1;
|
|
||||||
tlb_affinity->sibling_map[thread / 8] = sibling_mask << (thread % 8);
|
|
||||||
tlb_affinity->tlb_level = CRAT_L2_CACHE;
|
|
||||||
tlb_affinity->instr_tlb_2mb_assoc = get_associativity(
|
|
||||||
(l2_tlb_2M4M_ids & L2_INST_TLB_2M4M_ASSOC_MASK)
|
|
||||||
>> L2_INST_TLB_2M4M_ASSOC_SHFT);
|
|
||||||
tlb_affinity->instr_tlb_2mb_size =
|
|
||||||
get_tlb_size(tlb_2m, tlb_affinity,
|
|
||||||
(l2_tlb_2M4M_ids & L2_INST_TLB_2M4M_SIZE_MASK)
|
|
||||||
>> L2_INST_TLB_2M4M_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->instr_tlb_4k_assoc =
|
|
||||||
get_associativity((l2_tlb_4K_ids & L2_INST_TLB_4K_ASSOC_MASK)
|
|
||||||
>> L2_INST_TLB_4K_ASSOC_SHFT);
|
|
||||||
tlb_affinity->instr_tlb_4k_size =
|
|
||||||
get_tlb_size(tlb_4k, tlb_affinity,
|
|
||||||
(l2_tlb_4K_ids & L2_INST_TLB_4K_SIZE_MASK)
|
|
||||||
>> L2_INST_TLB_4K_SIZE_SHFT);
|
|
||||||
|
|
||||||
tlb_affinity->instr_tlb_1g_assoc =
|
|
||||||
get_associativity((l2_tlb_1G_ids & L2_INST_TLB_1G_ASSOC_MASK)
|
|
||||||
>> L2_INST_TLB_1G_ASSOC_SHFT);
|
|
||||||
tlb_affinity->instr_tlb_1g_size =
|
|
||||||
get_tlb_size(tlb_1g, tlb_affinity,
|
|
||||||
(l2_tlb_1G_ids & L2_INST_TLB_1G_SIZE_MASK)
|
|
||||||
>> L2_INST_TLB_1G_SIZE_SHFT);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
crat->total_entries += new_entries;
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
static unsigned long acpi_fill_crat(struct acpi_crat_header *crat, unsigned long current)
|
|
||||||
{
|
|
||||||
current = gen_crat_hsa_entry(crat, current);
|
|
||||||
current = gen_crat_memory_entries(crat, current);
|
|
||||||
current = gen_crat_cache_entry(crat, current);
|
|
||||||
current = gen_crat_tlb_entry(crat, current);
|
|
||||||
crat->num_nodes++;
|
|
||||||
|
|
||||||
return current;
|
|
||||||
}
|
|
||||||
|
|
||||||
unsigned long soc_acpi_write_tables(const struct device *device, unsigned long current,
|
unsigned long soc_acpi_write_tables(const struct device *device, unsigned long current,
|
||||||
acpi_rsdp_t *rsdp)
|
acpi_rsdp_t *rsdp)
|
||||||
{
|
{
|
||||||
struct acpi_crat_header *crat;
|
|
||||||
|
|
||||||
/* CRAT */
|
/* CRAT */
|
||||||
current = acpi_align_current(current);
|
current = acpi_add_crat_table(current, rsdp);
|
||||||
crat = (struct acpi_crat_header *)current;
|
|
||||||
acpi_create_crat(crat, acpi_fill_crat);
|
|
||||||
current += crat->header.length;
|
|
||||||
acpi_add_table(rsdp, crat);
|
|
||||||
|
|
||||||
/* add ALIB SSDT from HOB */
|
/* add ALIB SSDT from HOB */
|
||||||
current = acpi_align_current(current);
|
current = acpi_align_current(current);
|
||||||
|
|||||||
Reference in New Issue
Block a user