diff options
| -rw-r--r-- | src/soc/intel/xeon_sp/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/cpx/soc_acpi.c | 465 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/nb_acpi.c | 508 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/skx/soc_acpi.c | 466 |
4 files changed, 509 insertions, 932 deletions
diff --git a/src/soc/intel/xeon_sp/Makefile.inc b/src/soc/intel/xeon_sp/Makefile.inc index 3bbf6b725e..8a26c14acc 100644 --- a/src/soc/intel/xeon_sp/Makefile.inc +++ b/src/soc/intel/xeon_sp/Makefile.inc @@ -7,7 +7,7 @@ subdirs-$(CONFIG_SOC_INTEL_COOPERLAKE_SP) += cpx bootblock-y += bootblock.c spi.c lpc.c gpio.c pch.c romstage-y += romstage.c reset.c util.c spi.c gpio.c pmutil.c -ramstage-y += uncore.c reset.c util.c lpc.c spi.c gpio.c +ramstage-y += uncore.c reset.c util.c lpc.c spi.c gpio.c nb_acpi.c ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_PMC) += pmc.c postcar-y += spi.c diff --git a/src/soc/intel/xeon_sp/cpx/soc_acpi.c b/src/soc/intel/xeon_sp/cpx/soc_acpi.c index d0b82e57db..fab221166c 100644 --- a/src/soc/intel/xeon_sp/cpx/soc_acpi.c +++ b/src/soc/intel/xeon_sp/cpx/soc_acpi.c @@ -255,468 +255,3 @@ unsigned long xeonsp_acpi_create_madt_lapics(unsigned long current) return current; } - -unsigned long acpi_create_srat_lapics(unsigned long current) -{ - struct device *cpu; - unsigned int cpu_index = 0; - - for (cpu = all_devices; cpu; cpu = cpu->next) { - if ((cpu->path.type != DEVICE_PATH_APIC) || - (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) { - continue; - } - if (!cpu->enabled) - continue; - printk(BIOS_DEBUG, "SRAT: lapic cpu_index=%02x, node_id=%02x, apic_id=%02x\n", - cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id); - current += acpi_create_srat_lapic((acpi_srat_lapic_t *)current, - cpu->path.apic.node_id, cpu->path.apic.apic_id); - cpu_index++; - } - return current; -} - -static unsigned int get_srat_memory_entries(acpi_srat_mem_t *srat_mem) -{ - const struct SystemMemoryMapHob *memory_map; - unsigned int mmap_index; - - memory_map = get_system_memory_map(); - assert(memory_map != NULL); - printk(BIOS_DEBUG, "memory_map: %p\n", memory_map); - - mmap_index = 0; - for (int e = 0; e < memory_map->numberEntries; ++e) { - const struct SystemMemoryMapElement *mem_element = &memory_map->Element[e]; - uint64_t addr = - (uint64_t) ((uint64_t)mem_element->BaseAddress << - MEM_ADDR_64MB_SHIFT_BITS); - uint64_t size = - (uint64_t) ((uint64_t)mem_element->ElementSize << - MEM_ADDR_64MB_SHIFT_BITS); - - printk(BIOS_DEBUG, "memory_map %d addr: 0x%llx, BaseAddress: 0x%x, size: 0x%llx, " - "ElementSize: 0x%x, reserved: %d\n", - e, addr, mem_element->BaseAddress, size, - mem_element->ElementSize, (mem_element->Type & MEM_TYPE_RESERVED)); - - assert(mmap_index < MAX_ACPI_MEMORY_AFFINITY_COUNT); - - /* skip reserved memory region */ - if (mem_element->Type & MEM_TYPE_RESERVED) - continue; - - /* skip if this address is already added */ - bool skip = false; - for (int idx = 0; idx < mmap_index; ++idx) { - uint64_t base_addr = ((uint64_t)srat_mem[idx].base_address_high << 32) + - srat_mem[idx].base_address_low; - if (addr == base_addr) { - skip = true; - break; - } - } - if (skip) - continue; - - srat_mem[mmap_index].type = 1; /* Memory affinity structure */ - srat_mem[mmap_index].length = sizeof(acpi_srat_mem_t); - srat_mem[mmap_index].base_address_low = (uint32_t) (addr & 0xffffffff); - srat_mem[mmap_index].base_address_high = (uint32_t) (addr >> 32); - srat_mem[mmap_index].length_low = (uint32_t) (size & 0xffffffff); - srat_mem[mmap_index].length_high = (uint32_t) (size >> 32); - srat_mem[mmap_index].proximity_domain = mem_element->SocketId; - srat_mem[mmap_index].flags = SRAT_ACPI_MEMORY_ENABLED; - if ((mem_element->Type & MEMTYPE_VOLATILE_MASK) == 0) - srat_mem[mmap_index].flags |= SRAT_ACPI_MEMORY_NONVOLATILE; - ++mmap_index; - } - - return mmap_index; -} - -static unsigned long acpi_fill_srat(unsigned long current) -{ - acpi_srat_mem_t srat_mem[MAX_ACPI_MEMORY_AFFINITY_COUNT]; - unsigned int mem_count; - - /* create all subtables for processors */ - current = acpi_create_srat_lapics(current); - - mem_count = get_srat_memory_entries(srat_mem); - for (int i = 0; i < mem_count; ++i) { - printk(BIOS_DEBUG, "adding srat memory %d entry length: %d, addr: 0x%x%x, " - "length: 0x%x%x, proximity_domain: %d, flags: %x\n", - i, srat_mem[i].length, - srat_mem[i].base_address_high, srat_mem[i].base_address_low, - srat_mem[i].length_high, srat_mem[i].length_low, - srat_mem[i].proximity_domain, srat_mem[i].flags); - memcpy((acpi_srat_mem_t *)current, &srat_mem[i], sizeof(srat_mem[i])); - current += srat_mem[i].length; - } - - return current; -} - -static unsigned long acpi_fill_slit(unsigned long current) -{ - unsigned int nodes = xeon_sp_get_socket_count(); - - uint8_t *p = (uint8_t *)current; - memset(p, 0, 8 + nodes * nodes); - *p = (uint8_t)nodes; - p += 8; - - /* this assumes fully connected socket topology */ - for (int i = 0; i < nodes; i++) { - for (int j = 0; j < nodes; j++) { - if (i == j) - p[i*nodes+j] = 10; - else - p[i*nodes+j] = 16; - } - } - - current += 8 + nodes * nodes; - return current; -} - -/* - * Ports Stack Stack(HOB) IioConfigIou - * ========================================== - * 0 CSTACK stack 0 IOU0 - * 1A..1D PSTACK0 stack 1 IOU1 - * 2A..2D PSTACK1 stack 2 IOU2 - * 3A..3D PSTACK2 stack 4 IOU3 - */ -static int get_stack_for_port(int port) -{ - if (port == PORT_0) - return CSTACK; - else if (port >= PORT_1A && port <= PORT_1D) - return PSTACK0; - else if (port >= PORT_2A && port <= PORT_2D) - return PSTACK1; - else if (port >= PORT_3A && port <= PORT_3D) - return PSTACK2; - else - return -1; -} - -/* - * This function adds PCIe bridge device entry in DMAR table. If it is called - * in the context of ATSR subtable, it adds ATSR subtable when it is first called. - */ -static unsigned long acpi_create_dmar_ds_pci_br_for_port(unsigned long current, - int port, int stack, IIO_RESOURCE_INSTANCE iio_resource, uint32_t pcie_seg, - bool is_atsr, bool *first) -{ - - if (get_stack_for_port(port) != stack) - return 0; - - const uint32_t bus = iio_resource.StackRes[stack].BusBase; - const uint32_t dev = iio_resource.PcieInfo.PortInfo[port].Device; - const uint32_t func = iio_resource.PcieInfo.PortInfo[port].Function; - - const uint32_t id = pci_mmio_read_config32(PCI_DEV(bus, dev, func), - PCI_VENDOR_ID); - if (id == 0xffffffff) - return 0; - - unsigned long atsr_size = 0; - unsigned long pci_br_size = 0; - if (is_atsr == true && first && *first == true) { - printk(BIOS_DEBUG, "[Root Port ATS Capability] Flags: 0x%x, " - "PCI Segment Number: 0x%x\n", 0, pcie_seg); - atsr_size = acpi_create_dmar_atsr(current, 0, pcie_seg); - *first = false; - } - - printk(BIOS_DEBUG, " [PCI Bridge Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, dev, func); - pci_br_size = acpi_create_dmar_ds_pci_br(current + atsr_size, bus, dev, func); - - return (atsr_size + pci_br_size); -} - -static unsigned long acpi_create_drhd(unsigned long current, int socket, - int stack, const IIO_UDS *hob) -{ - int IoApicID[] = { - // socket 0 - PC00_IOAPIC_ID, PC01_IOAPIC_ID, PC02_IOAPIC_ID, PC03_IOAPIC_ID, - PC04_IOAPIC_ID, PC05_IOAPIC_ID, - // socket 1 - PC06_IOAPIC_ID, PC07_IOAPIC_ID, PC08_IOAPIC_ID, PC09_IOAPIC_ID, - PC10_IOAPIC_ID, PC11_IOAPIC_ID, - }; - - uint32_t enum_id; - unsigned long tmp = current; - - uint32_t bus = hob->PlatformData.IIO_resource[socket].StackRes[stack].BusBase; - uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment; - uint32_t reg_base = - hob->PlatformData.IIO_resource[socket].StackRes[stack].VtdBarAddress; - printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, pcie_seg: 0x%x, reg_base: 0x%x\n", - __func__, socket, stack, bus, pcie_seg, reg_base); - - /* Do not generate DRHD for non-PCIe stack */ - if (!reg_base) - return current; - - // Add DRHD Hardware Unit - if (socket == 0 && stack == CSTACK) { - printk(BIOS_DEBUG, "[Hardware Unit Definition] Flags: 0x%x, PCI Segment Number: 0x%x, " - "Register Base Address: 0x%x\n", - DRHD_INCLUDE_PCI_ALL, pcie_seg, reg_base); - current += acpi_create_dmar_drhd(current, DRHD_INCLUDE_PCI_ALL, - pcie_seg, reg_base); - } else { - printk(BIOS_DEBUG, "[Hardware Unit Definition] Flags: 0x%x, PCI Segment Number: 0x%x, " - "Register Base Address: 0x%x\n", 0, pcie_seg, reg_base); - current += acpi_create_dmar_drhd(current, 0, pcie_seg, reg_base); - } - - // Add PCH IOAPIC - if (socket == 0 && stack == CSTACK) { - printk(BIOS_DEBUG, " [IOAPIC Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " - "PCI Path: 0x%x, 0x%x\n", - PCH_IOAPIC_ID, PCH_IOAPIC_BUS_NUMBER, - PCH_IOAPIC_DEV_NUM, PCH_IOAPIC_FUNC_NUM); - current += acpi_create_dmar_ds_ioapic(current, PCH_IOAPIC_ID, - PCH_IOAPIC_BUS_NUMBER, PCH_IOAPIC_DEV_NUM, PCH_IOAPIC_FUNC_NUM); - } - - // Add IOAPIC entry - enum_id = IoApicID[(socket*MAX_IIO_STACK)+stack]; - printk(BIOS_DEBUG, " [IOAPIC Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " - "PCI Path: 0x%x, 0x%x\n", enum_id, bus, APIC_DEV_NUM, APIC_FUNC_NUM); - current += acpi_create_dmar_ds_ioapic(current, enum_id, bus, - APIC_DEV_NUM, APIC_FUNC_NUM); - - // Add CBDMA devices for CSTACK - if (socket != 0 && stack == CSTACK) { - for (int cbdma_func_id = 0; cbdma_func_id < 8; ++cbdma_func_id) { - printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, CBDMA_DEV_NUM, cbdma_func_id); - current += acpi_create_dmar_ds_pci(current, - bus, CBDMA_DEV_NUM, cbdma_func_id); - } - } - - // Add PCIe Ports - if (socket != 0 || stack != CSTACK) { - IIO_RESOURCE_INSTANCE iio_resource = - hob->PlatformData.IIO_resource[socket]; - for (int p = PORT_0; p < MAX_PORTS; ++p) - current += acpi_create_dmar_ds_pci_br_for_port(current, p, stack, - iio_resource, pcie_seg, false, NULL); - - // Add VMD - if (hob->PlatformData.VMDStackEnable[socket][stack] && - stack >= PSTACK0 && stack <= PSTACK2) { - printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, VMD_DEV_NUM, VMD_FUNC_NUM); - current += acpi_create_dmar_ds_pci(current, - bus, VMD_DEV_NUM, VMD_FUNC_NUM); - } - } - - // Add HPET - if (socket == 0 && stack == CSTACK) { - uint16_t hpet_capid = read16((void *)HPET_BASE_ADDRESS); - uint16_t num_hpets = (hpet_capid >> 0x08) & 0x1F; // Bits [8:12] has hpet count - printk(BIOS_SPEW, "%s hpet_capid: 0x%x, num_hpets: 0x%x\n", - __func__, hpet_capid, num_hpets); - //BIT 15 - if (num_hpets && (num_hpets != 0x1f) && - (read32((void *)(HPET_BASE_ADDRESS + 0x100)) & (0x00008000))) { - printk(BIOS_DEBUG, " [Message-capable HPET Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, HPET_BUS_NUM, HPET_DEV_NUM, HPET0_FUNC_NUM); - current += acpi_create_dmar_ds_msi_hpet(current, 0, HPET_BUS_NUM, - HPET_DEV_NUM, HPET0_FUNC_NUM); - } - } - - acpi_dmar_drhd_fixup(tmp, current); - - return current; -} - -static unsigned long acpi_create_atsr(unsigned long current, const IIO_UDS *hob) -{ - for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { - uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment; - unsigned long tmp = current; - bool first = true; - IIO_RESOURCE_INSTANCE iio_resource = - hob->PlatformData.IIO_resource[socket]; - - for (int stack = 0; stack <= PSTACK2; ++stack) { - uint32_t bus = iio_resource.StackRes[stack].BusBase; - uint32_t vtd_base = iio_resource.StackRes[stack].VtdBarAddress; - if (!vtd_base) - continue; - uint64_t vtd_mmio_cap = read64((void *)(vtd_base + VTD_EXT_CAP_LOW)); - printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, vtd_base: 0x%x, " - "vtd_mmio_cap: 0x%llx\n", - __func__, socket, stack, bus, vtd_base, vtd_mmio_cap); - - // ATSR is applicable only for platform supporting device IOTLBs - // through the VT-d extended capability register - assert(vtd_mmio_cap != 0xffffffffffffffff); - if ((vtd_mmio_cap & 0x4) == 0) // BIT 2 - continue; - - for (int p = PORT_0; p < MAX_PORTS; ++p) { - if (socket == 0 && p == PORT_0) - continue; - current += acpi_create_dmar_ds_pci_br_for_port(current, p, - stack, iio_resource, pcie_seg, true, &first); - } - } - if (tmp != current) - acpi_dmar_atsr_fixup(tmp, current); - } - - return current; -} - -static unsigned long acpi_create_rmrr(unsigned long current) -{ - uint32_t size = ALIGN_UP(MEM_BLK_COUNT * sizeof(MEM_BLK), 0x1000); - - uint32_t *ptr; - - // reserve memory - ptr = cbmem_find(CBMEM_ID_STORAGE_DATA); - if (!ptr) { - ptr = cbmem_add(CBMEM_ID_STORAGE_DATA, size); - assert(ptr != NULL); - memset(ptr, 0, size); - } - - unsigned long tmp = current; - printk(BIOS_DEBUG, "[Reserved Memory Region] PCI Segment Number: 0x%x, Base Address: 0x%x, " - "End Address (limit): 0x%x\n", - 0, (uint32_t) ptr, (uint32_t) ((uint32_t) ptr + size - 1)); - current += acpi_create_dmar_rmrr(current, 0, (uint32_t) ptr, - (uint32_t) ((uint32_t) ptr + size - 1)); - - printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " - "PCI Path: 0x%x, 0x%x\n", - 0, XHCI_BUS_NUMBER, PCH_DEV_SLOT_XHCI, XHCI_FUNC_NUM); - current += acpi_create_dmar_ds_pci(current, XHCI_BUS_NUMBER, - PCH_DEV_SLOT_XHCI, XHCI_FUNC_NUM); - - acpi_dmar_rmrr_fixup(tmp, current); - - return current; -} - -static unsigned long acpi_create_rhsa(unsigned long current) -{ - size_t hob_size; - const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { - IIO_RESOURCE_INSTANCE iio_resource = - hob->PlatformData.IIO_resource[socket]; - for (int stack = 0; stack <= PSTACK2; ++stack) { - uint32_t vtd_base = iio_resource.StackRes[stack].VtdBarAddress; - if (!vtd_base) - continue; - - printk(BIOS_DEBUG, "[Remapping Hardware Static Affinity] Base Address: 0x%x, " - "Proximity Domain: 0x%x\n", vtd_base, socket); - current += acpi_create_dmar_rhsa(current, vtd_base, socket); - } - } - - return current; -} - -static unsigned long acpi_fill_dmar(unsigned long current) -{ - size_t hob_size; - const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - // DRHD - for (int iio = 1; iio <= hob->PlatformData.numofIIO; ++iio) { - int socket = iio; - if (socket == hob->PlatformData.numofIIO) // socket 0 should be last DRHD entry - socket = 0; - - if (socket == 0) { - for (int stack = 1; stack <= PSTACK2; ++stack) - current = acpi_create_drhd(current, socket, stack, hob); - current = acpi_create_drhd(current, socket, CSTACK, hob); - } else { - for (int stack = 0; stack <= PSTACK2; ++stack) - current = acpi_create_drhd(current, socket, stack, hob); - } - } - - // RMRR - current = acpi_create_rmrr(current); - - // Root Port ATS Capability - current = acpi_create_atsr(current, hob); - - // RHSA - current = acpi_create_rhsa(current); - - return current; -} - -unsigned long northbridge_write_acpi_tables(const struct device *device, - unsigned long current, - struct acpi_rsdp *rsdp) -{ - acpi_srat_t *srat; - acpi_slit_t *slit; - acpi_dmar_t *dmar; - - const config_t *const config = config_of(device); - - /* SRAT */ - current = ALIGN(current, 8); - printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current); - srat = (acpi_srat_t *) current; - acpi_create_srat(srat, acpi_fill_srat); - current += srat->header.length; - acpi_add_table(rsdp, srat); - - /* SLIT */ - current = ALIGN(current, 8); - printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current); - slit = (acpi_slit_t *) current; - acpi_create_slit(slit, acpi_fill_slit); - current += slit->header.length; - acpi_add_table(rsdp, slit); - - /* DMAR */ - if (config->vtd_support) { - current = ALIGN(current, 8); - dmar = (acpi_dmar_t *)current; - printk(BIOS_DEBUG, "ACPI: * DMAR\n"); - printk(BIOS_DEBUG, "[DMA Remapping table] Flags: 0x%x\n", DMAR_INTR_REMAP); - acpi_create_dmar(dmar, DMAR_INTR_REMAP, acpi_fill_dmar); - current += dmar->header.length; - current = acpi_align_current(current); - acpi_add_table(rsdp, dmar); - } - - return current; -} diff --git a/src/soc/intel/xeon_sp/nb_acpi.c b/src/soc/intel/xeon_sp/nb_acpi.c new file mode 100644 index 0000000000..1329feb0d6 --- /dev/null +++ b/src/soc/intel/xeon_sp/nb_acpi.c @@ -0,0 +1,508 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <acpi/acpigen.h> +#include <assert.h> +#include <cbmem.h> +#include <device/mmio.h> +#include <device/pci.h> +#include <intelblocks/acpi.h> +#include <soc/acpi.h> +#include <soc/cpu.h> +#include <soc/iomap.h> +#include <soc/pci_devs.h> +#include <soc/soc_util.h> + +#include "chip.h" + +/* Northbridge(NUMA) ACPI table generation. SRAT, SLIT, etc */ + +unsigned long acpi_create_srat_lapics(unsigned long current) +{ + struct device *cpu; + unsigned int cpu_index = 0; + + for (cpu = all_devices; cpu; cpu = cpu->next) { + if ((cpu->path.type != DEVICE_PATH_APIC) || + (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) { + continue; + } + if (!cpu->enabled) + continue; + printk(BIOS_DEBUG, "SRAT: lapic cpu_index=%02x, node_id=%02x, apic_id=%02x\n", + cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id); + current += acpi_create_srat_lapic((acpi_srat_lapic_t *)current, + cpu->path.apic.node_id, cpu->path.apic.apic_id); + cpu_index++; + } + return current; +} + +static unsigned int get_srat_memory_entries(acpi_srat_mem_t *srat_mem) +{ + const struct SystemMemoryMapHob *memory_map; + unsigned int mmap_index; + + memory_map = get_system_memory_map(); + assert(memory_map != NULL); + printk(BIOS_DEBUG, "memory_map: %p\n", memory_map); + + mmap_index = 0; + for (int e = 0; e < memory_map->numberEntries; ++e) { + const struct SystemMemoryMapElement *mem_element = &memory_map->Element[e]; + uint64_t addr = + (uint64_t) ((uint64_t)mem_element->BaseAddress << + MEM_ADDR_64MB_SHIFT_BITS); + uint64_t size = + (uint64_t) ((uint64_t)mem_element->ElementSize << + MEM_ADDR_64MB_SHIFT_BITS); + + printk(BIOS_DEBUG, "memory_map %d addr: 0x%llx, BaseAddress: 0x%x, size: 0x%llx, " + "ElementSize: 0x%x, reserved: %d\n", + e, addr, mem_element->BaseAddress, size, + mem_element->ElementSize, (mem_element->Type & MEM_TYPE_RESERVED)); + + assert(mmap_index < MAX_ACPI_MEMORY_AFFINITY_COUNT); + + /* skip reserved memory region */ + if (mem_element->Type & MEM_TYPE_RESERVED) + continue; + + /* skip if this address is already added */ + bool skip = false; + for (int idx = 0; idx < mmap_index; ++idx) { + uint64_t base_addr = ((uint64_t)srat_mem[idx].base_address_high << 32) + + srat_mem[idx].base_address_low; + if (addr == base_addr) { + skip = true; + break; + } + } + if (skip) + continue; + + srat_mem[mmap_index].type = 1; /* Memory affinity structure */ + srat_mem[mmap_index].length = sizeof(acpi_srat_mem_t); + srat_mem[mmap_index].base_address_low = (uint32_t) (addr & 0xffffffff); + srat_mem[mmap_index].base_address_high = (uint32_t) (addr >> 32); + srat_mem[mmap_index].length_low = (uint32_t) (size & 0xffffffff); + srat_mem[mmap_index].length_high = (uint32_t) (size >> 32); + srat_mem[mmap_index].proximity_domain = mem_element->SocketId; + srat_mem[mmap_index].flags = SRAT_ACPI_MEMORY_ENABLED; + if ((mem_element->Type & MEMTYPE_VOLATILE_MASK) == 0) + srat_mem[mmap_index].flags |= SRAT_ACPI_MEMORY_NONVOLATILE; + ++mmap_index; + } + + return mmap_index; +} + +static unsigned long acpi_fill_srat(unsigned long current) +{ + acpi_srat_mem_t srat_mem[MAX_ACPI_MEMORY_AFFINITY_COUNT]; + unsigned int mem_count; + + /* create all subtables for processors */ + current = acpi_create_srat_lapics(current); + + mem_count = get_srat_memory_entries(srat_mem); + for (int i = 0; i < mem_count; ++i) { + printk(BIOS_DEBUG, "adding srat memory %d entry length: %d, addr: 0x%x%x, " + "length: 0x%x%x, proximity_domain: %d, flags: %x\n", + i, srat_mem[i].length, + srat_mem[i].base_address_high, srat_mem[i].base_address_low, + srat_mem[i].length_high, srat_mem[i].length_low, + srat_mem[i].proximity_domain, srat_mem[i].flags); + memcpy((acpi_srat_mem_t *)current, &srat_mem[i], sizeof(srat_mem[i])); + current += srat_mem[i].length; + } + + return current; +} + +static unsigned long acpi_fill_slit(unsigned long current) +{ +#if (CONFIG(SOC_INTEL_COOPERLAKE_SP)) + unsigned int nodes = xeon_sp_get_socket_count(); +#endif /* SOC_INTEL_COOPERLAKE_SP */ + +#if (CONFIG(SOC_INTEL_SKYLAKE_SP)) + int nodes = get_cpu_count(); +#endif /* SOC_INTEL_SKYLAKE_SP */ + + uint8_t *p = (uint8_t *)current; + memset(p, 0, 8 + nodes * nodes); + *p = (uint8_t)nodes; + p += 8; + + /* this assumes fully connected socket topology */ + for (int i = 0; i < nodes; i++) { + for (int j = 0; j < nodes; j++) { + if (i == j) + p[i*nodes+j] = 10; + else + p[i*nodes+j] = 16; + } + } + + current += 8 + nodes * nodes; + return current; +} + +/* + * EX: CPX-SP + * Ports Stack Stack(HOB) IioConfigIou + * ========================================== + * 0 CSTACK stack 0 IOU0 + * 1A..1D PSTACKZ stack 1 IOU1 + * 2A..2D PSTACK1 stack 2 IOU2 + * 3A..3D PSTACK2 stack 4 IOU3 + */ +static int get_stack_for_port(int port) +{ +#if (CONFIG(SOC_INTEL_COOPERLAKE_SP)) + if (port == PORT_0) + return CSTACK; + else if (port >= PORT_1A && port <= PORT_1D) + return PSTACK0; + else if (port >= PORT_2A && port <= PORT_2D) + return PSTACK1; + else if (port >= PORT_3A && port <= PORT_3D) + return PSTACK2; + else + return -1; +#endif /* SOC_INTEL_COOPERLAKE_SP */ + +#if (CONFIG(SOC_INTEL_SKYLAKE_SP)) + if (port == PORT_0) + return CSTACK; + else if (port >= PORT_1A && port <= PORT_1D) + return PSTACK0; + else if (port >= PORT_2A && port <= PORT_2D) + return PSTACK1; + else if (port >= PORT_3A && port <= PORT_3D) + return PSTACK2; + else if (port >= PORT_4A && port <= PORT_4D) + return PSTACK3; // MCP0 + else if (port >= PORT_5A && port <= PORT_5D) + return PSTACK4; // MCP1 + else + return -1; +#endif /* SOC_INTEL_SKYLAKE_SP */ +} + +/* + * This function adds PCIe bridge device entry in DMAR table. If it is called + * in the context of ATSR subtable, it adds ATSR subtable when it is first called. + */ +static unsigned long acpi_create_dmar_ds_pci_br_for_port(unsigned long current, + int port, int stack, IIO_RESOURCE_INSTANCE iio_resource, uint32_t pcie_seg, + bool is_atsr, bool *first) +{ + + if (get_stack_for_port(port) != stack) + return 0; + + const uint32_t bus = iio_resource.StackRes[stack].BusBase; + const uint32_t dev = iio_resource.PcieInfo.PortInfo[port].Device; + const uint32_t func = iio_resource.PcieInfo.PortInfo[port].Function; + + const uint32_t id = pci_mmio_read_config32(PCI_DEV(bus, dev, func), + PCI_VENDOR_ID); + if (id == 0xffffffff) + return 0; + + unsigned long atsr_size = 0; + unsigned long pci_br_size = 0; + if (is_atsr == true && first && *first == true) { + printk(BIOS_DEBUG, "[Root Port ATS Capability] Flags: 0x%x, " + "PCI Segment Number: 0x%x\n", 0, pcie_seg); + atsr_size = acpi_create_dmar_atsr(current, 0, pcie_seg); + *first = false; + } + + printk(BIOS_DEBUG, " [PCI Bridge Device] Enumeration ID: 0x%x, " + "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", + 0, bus, dev, func); + pci_br_size = acpi_create_dmar_ds_pci_br(current + atsr_size, bus, dev, func); + + return (atsr_size + pci_br_size); +} + +static unsigned long acpi_create_drhd(unsigned long current, int socket, + int stack, const IIO_UDS *hob) +{ + int IoApicID[] = { + // socket 0 + PC00_IOAPIC_ID, PC01_IOAPIC_ID, PC02_IOAPIC_ID, PC03_IOAPIC_ID, + PC04_IOAPIC_ID, PC05_IOAPIC_ID, + // socket 1 + PC06_IOAPIC_ID, PC07_IOAPIC_ID, PC08_IOAPIC_ID, PC09_IOAPIC_ID, + PC10_IOAPIC_ID, PC11_IOAPIC_ID, + }; + + uint32_t enum_id; + unsigned long tmp = current; + + uint32_t bus = hob->PlatformData.IIO_resource[socket].StackRes[stack].BusBase; + uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment; + uint32_t reg_base = + hob->PlatformData.IIO_resource[socket].StackRes[stack].VtdBarAddress; + printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, pcie_seg: 0x%x, reg_base: 0x%x\n", + __func__, socket, stack, bus, pcie_seg, reg_base); + + /* Do not generate DRHD for non-PCIe stack */ + if (!reg_base) + return current; + + // Add DRHD Hardware Unit + if (socket == 0 && stack == CSTACK) { + printk(BIOS_DEBUG, "[Hardware Unit Definition] Flags: 0x%x, PCI Segment Number: 0x%x, " + "Register Base Address: 0x%x\n", + DRHD_INCLUDE_PCI_ALL, pcie_seg, reg_base); + current += acpi_create_dmar_drhd(current, DRHD_INCLUDE_PCI_ALL, + pcie_seg, reg_base); + } else { + printk(BIOS_DEBUG, "[Hardware Unit Definition] Flags: 0x%x, PCI Segment Number: 0x%x, " + "Register Base Address: 0x%x\n", 0, pcie_seg, reg_base); + current += acpi_create_dmar_drhd(current, 0, pcie_seg, reg_base); + } + + // Add PCH IOAPIC + if (socket == 0 && stack == CSTACK) { + printk(BIOS_DEBUG, " [IOAPIC Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " + "PCI Path: 0x%x, 0x%x\n", + PCH_IOAPIC_ID, PCH_IOAPIC_BUS_NUMBER, + PCH_IOAPIC_DEV_NUM, PCH_IOAPIC_FUNC_NUM); + current += acpi_create_dmar_ds_ioapic(current, PCH_IOAPIC_ID, + PCH_IOAPIC_BUS_NUMBER, PCH_IOAPIC_DEV_NUM, PCH_IOAPIC_FUNC_NUM); + } + + // Add IOAPIC entry + enum_id = IoApicID[(socket*MAX_IIO_STACK)+stack]; + printk(BIOS_DEBUG, " [IOAPIC Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " + "PCI Path: 0x%x, 0x%x\n", enum_id, bus, APIC_DEV_NUM, APIC_FUNC_NUM); + current += acpi_create_dmar_ds_ioapic(current, enum_id, bus, + APIC_DEV_NUM, APIC_FUNC_NUM); + + // Add CBDMA devices for CSTACK + if (socket != 0 && stack == CSTACK) { + for (int cbdma_func_id = 0; cbdma_func_id < 8; ++cbdma_func_id) { + printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, " + "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", + 0, bus, CBDMA_DEV_NUM, cbdma_func_id); + current += acpi_create_dmar_ds_pci(current, + bus, CBDMA_DEV_NUM, cbdma_func_id); + } + } + + // Add PCIe Ports + if (socket != 0 || stack != CSTACK) { + IIO_RESOURCE_INSTANCE iio_resource = + hob->PlatformData.IIO_resource[socket]; + for (int p = PORT_0; p < MAX_PORTS; ++p) + current += acpi_create_dmar_ds_pci_br_for_port(current, p, stack, + iio_resource, pcie_seg, false, NULL); + + // Add VMD + if (hob->PlatformData.VMDStackEnable[socket][stack] && + stack >= PSTACK0 && stack <= PSTACK2) { + printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, " + "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", + 0, bus, VMD_DEV_NUM, VMD_FUNC_NUM); + current += acpi_create_dmar_ds_pci(current, + bus, VMD_DEV_NUM, VMD_FUNC_NUM); + } + } + + // Add HPET + if (socket == 0 && stack == CSTACK) { + uint16_t hpet_capid = read16((void *)HPET_BASE_ADDRESS); + uint16_t num_hpets = (hpet_capid >> 0x08) & 0x1F; // Bits [8:12] has hpet count + printk(BIOS_SPEW, "%s hpet_capid: 0x%x, num_hpets: 0x%x\n", + __func__, hpet_capid, num_hpets); + //BIT 15 + if (num_hpets && (num_hpets != 0x1f) && + (read32((void *)(HPET_BASE_ADDRESS + 0x100)) & (0x00008000))) { + printk(BIOS_DEBUG, " [Message-capable HPET Device] Enumeration ID: 0x%x, " + "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", + 0, HPET_BUS_NUM, HPET_DEV_NUM, HPET0_FUNC_NUM); + current += acpi_create_dmar_ds_msi_hpet(current, 0, HPET_BUS_NUM, + HPET_DEV_NUM, HPET0_FUNC_NUM); + } + } + + acpi_dmar_drhd_fixup(tmp, current); + + return current; +} + +static unsigned long acpi_create_atsr(unsigned long current, const IIO_UDS *hob) +{ + for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { + uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment; + unsigned long tmp = current; + bool first = true; + IIO_RESOURCE_INSTANCE iio_resource = + hob->PlatformData.IIO_resource[socket]; + + for (int stack = 0; stack <= PSTACK2; ++stack) { + uint32_t bus = iio_resource.StackRes[stack].BusBase; + uint32_t vtd_base = iio_resource.StackRes[stack].VtdBarAddress; + if (!vtd_base) + continue; + uint64_t vtd_mmio_cap = read64((void *)(vtd_base + VTD_EXT_CAP_LOW)); + printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, vtd_base: 0x%x, " + "vtd_mmio_cap: 0x%llx\n", + __func__, socket, stack, bus, vtd_base, vtd_mmio_cap); + + // ATSR is applicable only for platform supporting device IOTLBs + // through the VT-d extended capability register + assert(vtd_mmio_cap != 0xffffffffffffffff); + if ((vtd_mmio_cap & 0x4) == 0) // BIT 2 + continue; + + for (int p = PORT_0; p < MAX_PORTS; ++p) { + if (socket == 0 && p == PORT_0) + continue; + current += acpi_create_dmar_ds_pci_br_for_port(current, p, + stack, iio_resource, pcie_seg, true, &first); + } + } + if (tmp != current) + acpi_dmar_atsr_fixup(tmp, current); + } + + return current; +} + +static unsigned long acpi_create_rmrr(unsigned long current) +{ + uint32_t size = ALIGN_UP(MEM_BLK_COUNT * sizeof(MEM_BLK), 0x1000); + + uint32_t *ptr; + + // reserve memory + ptr = cbmem_find(CBMEM_ID_STORAGE_DATA); + if (!ptr) { + ptr = cbmem_add(CBMEM_ID_STORAGE_DATA, size); + assert(ptr != NULL); + memset(ptr, 0, size); + } + + unsigned long tmp = current; + printk(BIOS_DEBUG, "[Reserved Memory Region] PCI Segment Number: 0x%x, Base Address: 0x%x, " + "End Address (limit): 0x%x\n", + 0, (uint32_t) ptr, (uint32_t) ((uint32_t) ptr + size - 1)); + current += acpi_create_dmar_rmrr(current, 0, (uint32_t) ptr, + (uint32_t) ((uint32_t) ptr + size - 1)); + + printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " + "PCI Path: 0x%x, 0x%x\n", + 0, XHCI_BUS_NUMBER, PCH_DEV_SLOT_XHCI, XHCI_FUNC_NUM); + current += acpi_create_dmar_ds_pci(current, XHCI_BUS_NUMBER, + PCH_DEV_SLOT_XHCI, XHCI_FUNC_NUM); + + acpi_dmar_rmrr_fixup(tmp, current); + + return current; +} + +static unsigned long acpi_create_rhsa(unsigned long current) +{ + size_t hob_size; + const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; + const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); + assert(hob != NULL && hob_size != 0); + + for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { + IIO_RESOURCE_INSTANCE iio_resource = + hob->PlatformData.IIO_resource[socket]; + for (int stack = 0; stack <= PSTACK2; ++stack) { + uint32_t vtd_base = iio_resource.StackRes[stack].VtdBarAddress; + if (!vtd_base) + continue; + + printk(BIOS_DEBUG, "[Remapping Hardware Static Affinity] Base Address: 0x%x, " + "Proximity Domain: 0x%x\n", vtd_base, socket); + current += acpi_create_dmar_rhsa(current, vtd_base, socket); + } + } + + return current; +} + +static unsigned long acpi_fill_dmar(unsigned long current) +{ + size_t hob_size; + const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; + const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); + assert(hob != NULL && hob_size != 0); + + // DRHD + for (int iio = 1; iio <= hob->PlatformData.numofIIO; ++iio) { + int socket = iio; + if (socket == hob->PlatformData.numofIIO) // socket 0 should be last DRHD entry + socket = 0; + + if (socket == 0) { + for (int stack = 1; stack <= PSTACK2; ++stack) + current = acpi_create_drhd(current, socket, stack, hob); + current = acpi_create_drhd(current, socket, CSTACK, hob); + } else { + for (int stack = 0; stack <= PSTACK2; ++stack) + current = acpi_create_drhd(current, socket, stack, hob); + } + } + + // RMRR + current = acpi_create_rmrr(current); + + // Root Port ATS Capability + current = acpi_create_atsr(current, hob); + + // RHSA + current = acpi_create_rhsa(current); + + return current; +} + +unsigned long northbridge_write_acpi_tables(const struct device *device, + unsigned long current, + struct acpi_rsdp *rsdp) +{ + acpi_srat_t *srat; + acpi_slit_t *slit; + acpi_dmar_t *dmar; + + const config_t *const config = config_of(device); + + /* SRAT */ + current = ALIGN(current, 8); + printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current); + srat = (acpi_srat_t *) current; + acpi_create_srat(srat, acpi_fill_srat); + current += srat->header.length; + acpi_add_table(rsdp, srat); + + /* SLIT */ + current = ALIGN(current, 8); + printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current); + slit = (acpi_slit_t *) current; + acpi_create_slit(slit, acpi_fill_slit); + current += slit->header.length; + acpi_add_table(rsdp, slit); + + /* DMAR */ + if (config->vtd_support) { + current = ALIGN(current, 8); + dmar = (acpi_dmar_t *)current; + printk(BIOS_DEBUG, "ACPI: * DMAR\n"); + printk(BIOS_DEBUG, "[DMA Remapping table] Flags: 0x%x\n", DMAR_INTR_REMAP); + acpi_create_dmar(dmar, DMAR_INTR_REMAP, acpi_fill_dmar); + current += dmar->header.length; + current = acpi_align_current(current); + acpi_add_table(rsdp, dmar); + } + + return current; +} diff --git a/src/soc/intel/xeon_sp/skx/soc_acpi.c b/src/soc/intel/xeon_sp/skx/soc_acpi.c index 9c07ec7021..b6b39f2989 100644 --- a/src/soc/intel/xeon_sp/skx/soc_acpi.c +++ b/src/soc/intel/xeon_sp/skx/soc_acpi.c @@ -153,469 +153,3 @@ unsigned long xeonsp_acpi_create_madt_lapics(unsigned long current) return current; } - -/* Northbridge SRAT,SLIT, etc. Make a common entry point and use. */ -unsigned long acpi_create_srat_lapics(unsigned long current) -{ - struct device *cpu; - int cpu_index = 0; - - for (cpu = all_devices; cpu; cpu = cpu->next) { - if ((cpu->path.type != DEVICE_PATH_APIC) || - (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER)) { - continue; - } - if (!cpu->enabled) - continue; - printk(BIOS_DEBUG, "SRAT: lapic cpu_index=%02x, node_id=%02x, apic_id=%02x\n", - cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id); - current += acpi_create_srat_lapic((acpi_srat_lapic_t *)current, - cpu->path.apic.node_id, cpu->path.apic.apic_id); - cpu_index++; - } - return current; -} - -static unsigned int get_srat_memory_entries(acpi_srat_mem_t *srat_mem) -{ - const struct SystemMemoryMapHob *memory_map; - unsigned int mmap_index; - - memory_map = get_system_memory_map(); - assert(memory_map != NULL); - printk(BIOS_DEBUG, "memory_map: %p\n", memory_map); - - mmap_index = 0; - for (int e = 0; e < memory_map->numberEntries; ++e) { - const struct SystemMemoryMapElement *mem_element = &memory_map->Element[e]; - uint64_t addr = - (uint64_t) ((uint64_t)mem_element->BaseAddress << - MEM_ADDR_64MB_SHIFT_BITS); - uint64_t size = - (uint64_t) ((uint64_t)mem_element->ElementSize << - MEM_ADDR_64MB_SHIFT_BITS); - - printk(BIOS_DEBUG, "memory_map %d addr: 0x%llx, BaseAddress: 0x%x, size: 0x%llx, " - "ElementSize: 0x%x, reserved: %d\n", - e, addr, mem_element->BaseAddress, size, - mem_element->ElementSize, (mem_element->Type & MEM_TYPE_RESERVED)); - - assert(mmap_index < MAX_ACPI_MEMORY_AFFINITY_COUNT); - - /* skip reserved memory region */ - if (mem_element->Type & MEM_TYPE_RESERVED) - continue; - - /* skip if this address is already added */ - bool skip = false; - for (int idx = 0; idx < mmap_index; ++idx) { - uint64_t base_addr = ((uint64_t)srat_mem[idx].base_address_high << 32) + - srat_mem[idx].base_address_low; - if (addr == base_addr) { - skip = true; - break; - } - } - if (skip) - continue; - - srat_mem[mmap_index].type = 1; /* Memory affinity structure */ - srat_mem[mmap_index].length = sizeof(acpi_srat_mem_t); - srat_mem[mmap_index].base_address_low = (uint32_t) (addr & 0xffffffff); - srat_mem[mmap_index].base_address_high = (uint32_t) (addr >> 32); - srat_mem[mmap_index].length_low = (uint32_t) (size & 0xffffffff); - srat_mem[mmap_index].length_high = (uint32_t) (size >> 32); - srat_mem[mmap_index].proximity_domain = mem_element->SocketId; - srat_mem[mmap_index].flags = SRAT_ACPI_MEMORY_ENABLED; - if ((mem_element->Type & MEMTYPE_VOLATILE_MASK) == 0) - srat_mem[mmap_index].flags |= SRAT_ACPI_MEMORY_NONVOLATILE; - ++mmap_index; - } - - return mmap_index; -} - -static unsigned long acpi_fill_srat(unsigned long current) -{ - acpi_srat_mem_t srat_mem[MAX_ACPI_MEMORY_AFFINITY_COUNT]; - unsigned int mem_count; - - /* create all subtables for processors */ - current = acpi_create_srat_lapics(current); - - mem_count = get_srat_memory_entries(srat_mem); - for (int i = 0; i < mem_count; ++i) { - printk(BIOS_DEBUG, "adding srat memory %d entry length: %d, addr: 0x%x%x, " - "length: 0x%x%x, proximity_domain: %d, flags: %x\n", - i, srat_mem[i].length, - srat_mem[i].base_address_high, srat_mem[i].base_address_low, - srat_mem[i].length_high, srat_mem[i].length_low, - srat_mem[i].proximity_domain, srat_mem[i].flags); - memcpy((acpi_srat_mem_t *)current, &srat_mem[i], sizeof(srat_mem[i])); - current += srat_mem[i].length; - } - - return current; -} - -static unsigned long acpi_fill_slit(unsigned long current) -{ - int nodes = get_cpu_count(); - - uint8_t *p = (uint8_t *)current; - memset(p, 0, 8 + nodes * nodes); - *p = (uint8_t)nodes; - p += 8; - - /* this assumes fully connected socket topology */ - for (int i = 0; i < nodes; i++) { - for (int j = 0; j < nodes; j++) { - if (i == j) - p[i*nodes+j] = 10; - else - p[i*nodes+j] = 16; - } - } - - current += 8+nodes*nodes; - return current; -} - - -static int get_stack_for_port(int p) -{ - if (p == 0) - return CSTACK; - else if (p >= PORT_1A && p <= PORT_1D) - return PSTACK0; - else if (p >= PORT_2A && p <= PORT_2D) - return PSTACK1; - else if (p >= PORT_3A && p <= PORT_3D) - return PSTACK2; - else if (p >= PORT_4A && p <= PORT_4D) - return PSTACK3; // MCP0 - else - return PSTACK4; // MCP1 -} - -static unsigned long acpi_create_drhd(unsigned long current, int socket, int stack) -{ - int IoApicID[] = { - // socket 0 - PC00_IOAPIC_ID, PC01_IOAPIC_ID, PC02_IOAPIC_ID, PC03_IOAPIC_ID, - PC04_IOAPIC_ID, PC05_IOAPIC_ID, - // socket 1 - PC06_IOAPIC_ID, PC07_IOAPIC_ID, PC08_IOAPIC_ID, PC09_IOAPIC_ID, - PC10_IOAPIC_ID, PC11_IOAPIC_ID, - }; - - uint32_t enum_id; - unsigned long tmp = current; - - size_t hob_size; - const uint8_t fsp_hob_iio_universal_data_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob = fsp_find_extension_hob_by_guid( - fsp_hob_iio_universal_data_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - uint32_t bus = hob->PlatformData.CpuQpiInfo[socket].StackBus[stack]; - uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment; - uint32_t reg_base = - hob->PlatformData.IIO_resource[socket].StackRes[stack].VtdBarAddress; - printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, pcie_seg: 0x%x, reg_base: 0x%x\n", - __func__, socket, stack, bus, pcie_seg, reg_base); - - // Add DRHD Hardware Unit - if (socket == 0 && stack == CSTACK) { - printk(BIOS_DEBUG, "[Hardware Unit Definition] Flags: 0x%x, PCI Segment Number: 0x%x, " - "Register Base Address: 0x%x\n", - DRHD_INCLUDE_PCI_ALL, pcie_seg, reg_base); - current += acpi_create_dmar_drhd(current, DRHD_INCLUDE_PCI_ALL, - pcie_seg, reg_base); - } else { - printk(BIOS_DEBUG, "[Hardware Unit Definition] Flags: 0x%x, PCI Segment Number: 0x%x, " - "Register Base Address: 0x%x\n", 0, pcie_seg, reg_base); - current += acpi_create_dmar_drhd(current, 0, pcie_seg, reg_base); - } - - // Add PCH IOAPIC - if (socket == 0 && stack == CSTACK) { - printk(BIOS_DEBUG, " [IOAPIC Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " - "PCI Path: 0x%x, 0x%x\n", - PCH_IOAPIC_ID, PCH_IOAPIC_BUS_NUMBER, - PCH_IOAPIC_DEV_NUM, PCH_IOAPIC_FUNC_NUM); - current += acpi_create_dmar_ds_ioapic(current, PCH_IOAPIC_ID, - PCH_IOAPIC_BUS_NUMBER, PCH_IOAPIC_DEV_NUM, PCH_IOAPIC_FUNC_NUM); - } - - // Add IOAPIC entry - enum_id = IoApicID[(socket*MAX_IIO_STACK)+stack]; - printk(BIOS_DEBUG, " [IOAPIC Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " - "PCI Path: 0x%x, 0x%x\n", enum_id, bus, APIC_DEV_NUM, APIC_FUNC_NUM); - current += acpi_create_dmar_ds_ioapic(current, enum_id, bus, - APIC_DEV_NUM, APIC_FUNC_NUM); - - // Add CBDMA devices for CSTACK - if (socket != 0 && stack == CSTACK) { - for (int cbdma_func_id = 0; cbdma_func_id < 8; ++cbdma_func_id) { - printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, CBDMA_DEV_NUM, cbdma_func_id); - current += acpi_create_dmar_ds_pci(current, - bus, CBDMA_DEV_NUM, cbdma_func_id); - } - } - - // Add PCIe Ports - if (socket != 0 || stack != CSTACK) { - IIO_RESOURCE_INSTANCE iio_resource = - hob->PlatformData.IIO_resource[socket]; - for (int p = 0; p < NUMBER_PORTS_PER_SOCKET; ++p) { - if (get_stack_for_port(p) != stack) - continue; - - uint32_t dev = iio_resource.PcieInfo.PortInfo[p].Device; - uint32_t func = iio_resource.PcieInfo.PortInfo[p].Function; - - uint32_t id = pci_mmio_read_config32(PCI_DEV(bus, dev, func), - PCI_VENDOR_ID); - if (id == 0xffffffff) - continue; - - printk(BIOS_DEBUG, " [PCI Bridge Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, dev, func); - current += acpi_create_dmar_ds_pci_br(current, - bus, dev, func); - } - - // Add VMD - if (hob->PlatformData.VMDStackEnable[socket][stack] && - stack >= PSTACK0 && stack <= PSTACK2) { - printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, VMD_DEV_NUM, VMD_FUNC_NUM); - current += acpi_create_dmar_ds_pci(current, - bus, VMD_DEV_NUM, VMD_FUNC_NUM); - } - } - - // Add HPET - if (socket == 0 && stack == CSTACK) { - uint16_t hpet_capid = read16((void *)HPET_BASE_ADDRESS); - uint16_t num_hpets = (hpet_capid >> 0x08) & 0x1F; // Bits [8:12] has hpet count - printk(BIOS_SPEW, "%s hpet_capid: 0x%x, num_hpets: 0x%x\n", - __func__, hpet_capid, num_hpets); - //BIT 15 - if (num_hpets && (num_hpets != 0x1f) && - (read32((void *)(HPET_BASE_ADDRESS + 0x100)) & (0x00008000))) { - printk(BIOS_DEBUG, " [Message-capable HPET Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, HPET_BUS_NUM, HPET_DEV_NUM, HPET0_FUNC_NUM); - current += acpi_create_dmar_ds_msi_hpet(current, 0, HPET_BUS_NUM, - HPET_DEV_NUM, HPET0_FUNC_NUM); - } - } - - acpi_dmar_drhd_fixup(tmp, current); - - return current; -} - -static unsigned long acpi_create_atsr(unsigned long current) -{ - size_t hob_size; - const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { - uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment; - unsigned long tmp = current; - bool first = true; - IIO_RESOURCE_INSTANCE iio_resource = - hob->PlatformData.IIO_resource[socket]; - - for (int stack = 0; stack <= PSTACK2; ++stack) { - uint32_t bus = hob->PlatformData.CpuQpiInfo[socket].StackBus[stack]; - uint32_t vtd_base = iio_resource.StackRes[stack].VtdBarAddress; - if (!vtd_base) - continue; - uint64_t vtd_mmio_cap = read64((void *)(vtd_base + VTD_EXT_CAP_LOW)); - printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, vtd_base: 0x%x, " - "vtd_mmio_cap: 0x%llx\n", - __func__, socket, stack, bus, vtd_base, vtd_mmio_cap); - - // ATSR is applicable only for platform supporting device IOTLBs - // through the VT-d extended capability register - assert(vtd_mmio_cap != 0xffffffffffffffff); - if ((vtd_mmio_cap & 0x4) == 0) // BIT 2 - continue; - - for (int p = 0; p < NUMBER_PORTS_PER_SOCKET; ++p) { - if (socket == 0 && p == 0) - continue; - if (get_stack_for_port(p) != stack) - continue; - - uint32_t dev = iio_resource.PcieInfo.PortInfo[p].Device; - uint32_t func = iio_resource.PcieInfo.PortInfo[p].Function; - - u32 id = pci_mmio_read_config32(PCI_DEV(bus, dev, func), - PCI_VENDOR_ID); - if (id == 0xffffffff) - continue; - - if (first) { - printk(BIOS_DEBUG, "[Root Port ATS Capability] Flags: 0x%x, " - "PCI Segment Number: 0x%x\n", - 0, pcie_seg); - current += acpi_create_dmar_atsr(current, 0, pcie_seg); - first = 0; - } - - printk(BIOS_DEBUG, " [PCI Bridge Device] Enumeration ID: 0x%x, " - "PCI Bus Number: 0x%x, PCI Path: 0x%x, 0x%x\n", - 0, bus, dev, func); - current += acpi_create_dmar_ds_pci_br(current, bus, dev, func); - } - } - if (tmp != current) - acpi_dmar_atsr_fixup(tmp, current); - } - - return current; -} - -static unsigned long acpi_create_rmrr(unsigned long current) -{ - uint32_t size = ALIGN_UP(MEM_BLK_COUNT * sizeof(MEM_BLK), 0x1000); - - uint32_t *ptr; - - // reserve memory - ptr = cbmem_find(CBMEM_ID_STORAGE_DATA); - if (!ptr) { - ptr = cbmem_add(CBMEM_ID_STORAGE_DATA, size); - assert(ptr != NULL); - memset(ptr, 0, size); - } - - unsigned long tmp = current; - printk(BIOS_DEBUG, "[Reserved Memory Region] PCI Segment Number: 0x%x, Base Address: 0x%x, " - "End Address (limit): 0x%x\n", - 0, (uint32_t) ptr, (uint32_t) ((uint32_t) ptr + size - 1)); - current += acpi_create_dmar_rmrr(current, 0, (uint32_t) ptr, - (uint32_t) ((uint32_t) ptr + size - 1)); - - printk(BIOS_DEBUG, " [PCI Endpoint Device] Enumeration ID: 0x%x, PCI Bus Number: 0x%x, " - "PCI Path: 0x%x, 0x%x\n", - 0, XHCI_BUS_NUMBER, PCH_DEV_SLOT_XHCI, XHCI_FUNC_NUM); - current += acpi_create_dmar_ds_pci(current, XHCI_BUS_NUMBER, - PCH_DEV_SLOT_XHCI, XHCI_FUNC_NUM); - - acpi_dmar_rmrr_fixup(tmp, current); - - return current; -} - -static unsigned long acpi_create_rhsa(unsigned long current) -{ - size_t hob_size; - const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { - IIO_RESOURCE_INSTANCE iio_resource = - hob->PlatformData.IIO_resource[socket]; - for (int stack = 0; stack <= PSTACK2; ++stack) { - uint32_t vtd_base = iio_resource.StackRes[stack].VtdBarAddress; - if (!vtd_base) - continue; - - printk(BIOS_DEBUG, "[Remapping Hardware Static Affinity] Base Address: 0x%x, " - "Proximity Domain: 0x%x\n", vtd_base, socket); - current += acpi_create_dmar_rhsa(current, vtd_base, socket); - } - } - - return current; -} - -static unsigned long acpi_fill_dmar(unsigned long current) -{ - size_t hob_size; - const uint8_t uds_guid[16] = FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob = fsp_find_extension_hob_by_guid(uds_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - // DRHD - for (int iio = 1; iio <= hob->PlatformData.numofIIO; ++iio) { - int socket = iio; - if (socket == hob->PlatformData.numofIIO) // socket 0 should be last DRHD entry - socket = 0; - - if (socket == 0) { - for (int stack = 1; stack <= PSTACK2; ++stack) - current = acpi_create_drhd(current, socket, stack); - current = acpi_create_drhd(current, socket, CSTACK); - } else { - for (int stack = 0; stack <= PSTACK2; ++stack) - current = acpi_create_drhd(current, socket, stack); - } - } - - // RMRR - current = acpi_create_rmrr(current); - - // ATSR - causes hang - current = acpi_create_atsr(current); - - // RHSA - current = acpi_create_rhsa(current); - - return current; -} - -unsigned long northbridge_write_acpi_tables(const struct device *device, - unsigned long current, - struct acpi_rsdp *rsdp) -{ - acpi_srat_t *srat; - acpi_slit_t *slit; - acpi_dmar_t *dmar; - - const config_t *const config = config_of(device); - - /* SRAT */ - current = ALIGN(current, 8); - printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current); - srat = (acpi_srat_t *) current; - acpi_create_srat(srat, acpi_fill_srat); - current += srat->header.length; - acpi_add_table(rsdp, srat); - - /* SLIT */ - current = ALIGN(current, 8); - printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current); - slit = (acpi_slit_t *) current; - acpi_create_slit(slit, acpi_fill_slit); - current += slit->header.length; - acpi_add_table(rsdp, slit); - - /* DMAR */ - if (config->vtd_support) { - current = ALIGN(current, 8); - dmar = (acpi_dmar_t *)current; - printk(BIOS_DEBUG, "ACPI: * DMAR\n"); - printk(BIOS_DEBUG, "[DMA Remapping table] Flags: 0x%x\n", - (DMAR_INTR_REMAP | DMAR_X2APIC_OPT_OUT)); - acpi_create_dmar(dmar, (DMAR_INTR_REMAP | DMAR_X2APIC_OPT_OUT), acpi_fill_dmar); - current += dmar->header.length; - current = acpi_align_current(current); - acpi_add_table(rsdp, dmar); - } - - return current; -} |