| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <acpi/acpi_gnvs.h> |
| #include <acpi/acpigen.h> |
| #include <arch/smp/mpspec.h> |
| #include <assert.h> |
| #include <cbmem.h> |
| #include <cpu/intel/turbo.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 <device/mmio.h> |
| #include <soc/msr.h> |
| #include <soc/pci_devs.h> |
| #include <soc/pm.h> |
| #include <soc/soc_util.h> |
| #include <soc/util.h> |
| |
| /* TODO: Check if the common/acpi weak function can be used */ |
| unsigned long acpi_fill_mcfg(unsigned long current) |
| { |
| current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current, |
| CONFIG_MMCONF_BASE_ADDRESS, 0, 0, 255); |
| return current; |
| } |
| |
| void acpi_init_gnvs(struct global_nvs *gnvs) |
| { |
| /* CPU core count */ |
| gnvs->pcnt = dev_count_cpu(); |
| printk(BIOS_DEBUG, "%s gnvs->pcnt: %d\n", __func__, gnvs->pcnt); |
| |
| /* Update the mem console pointer. */ |
| if (CONFIG(CONSOLE_CBMEM)) |
| gnvs->cbmc = (uint32_t)cbmem_find(CBMEM_ID_CONSOLE); |
| } |
| |
| int soc_madt_sci_irq_polarity(int sci) |
| { |
| if (sci >= 20) |
| return MP_IRQ_POLARITY_LOW; |
| else |
| return MP_IRQ_POLARITY_HIGH; |
| } |
| |
| uint32_t soc_read_sci_irq_select(void) |
| { |
| struct device *dev = PCH_DEV_PMC; |
| |
| if (!dev) |
| return 0; |
| |
| return pci_read_config32(dev, PMC_ACPI_CNT); |
| } |
| |
| void soc_fill_fadt(acpi_fadt_t *fadt) |
| { |
| const uint16_t pmbase = ACPI_BASE_ADDRESS; |
| |
| /* Fix flags set by common/block/acpi/acpi.c acpi_fill_fadt() */ |
| fadt->flags &= ~(ACPI_FADT_SEALED_CASE); |
| fadt->flags |= ACPI_FADT_SLEEP_TYPE; |
| |
| fadt->pm2_cnt_blk = pmbase + PM2_CNT; |
| fadt->pm_tmr_blk = pmbase + PM1_TMR; |
| |
| fadt->pm2_cnt_len = 1; |
| fadt->pm_tmr_len = 4; |
| |
| fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED; |
| fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED; |
| |
| fadt->duty_width = 0; |
| |
| /* RTC Registers */ |
| fadt->mon_alrm = 0x00; |
| fadt->century = 0x00; |
| fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042; |
| |
| /* PM2 Control Registers */ |
| fadt->x_pm2_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; |
| fadt->x_pm2_cnt_blk.bit_width = 8; |
| fadt->x_pm2_cnt_blk.bit_offset = 0; |
| fadt->x_pm2_cnt_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; |
| fadt->x_pm2_cnt_blk.addrl = fadt->pm2_cnt_blk; |
| fadt->x_pm2_cnt_blk.addrh = 0x00; |
| |
| /* PM1 Timer Register */ |
| fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO; |
| fadt->x_pm_tmr_blk.bit_width = 32; |
| fadt->x_pm_tmr_blk.bit_offset = 0; |
| fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS; |
| fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk; |
| fadt->x_pm_tmr_blk.addrh = 0x00; |
| |
| } |
| |
| void uncore_inject_dsdt(const struct device *device) |
| { |
| const IIO_UDS *hob = get_iio_uds(); |
| |
| /* Only add RTxx entries once. */ |
| if (device->bus->secondary != 0) |
| return; |
| |
| acpigen_write_scope("\\_SB"); |
| 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) { |
| const STACK_RES *ri = &iio_resource.StackRes[stack]; |
| char rtname[16]; |
| snprintf(rtname, sizeof(rtname), "RT%02x", |
| (socket*MAX_IIO_STACK)+stack); |
| |
| acpigen_write_name(rtname); |
| printk(BIOS_DEBUG, "\tCreating ResourceTemplate %s for socket: %d, stack: %d\n", |
| rtname, socket, stack); |
| |
| acpigen_write_resourcetemplate_header(); |
| |
| /* bus resource */ |
| acpigen_resource_word(2, 0xc, 0, 0, ri->BusBase, ri->BusLimit, |
| 0x0, (ri->BusLimit - ri->BusBase + 1)); |
| |
| // additional io resources on socket 0 bus 0 |
| if (socket == 0 && stack == 0) { |
| /* ACPI 6.4.2.5 I/O Port Descriptor */ |
| acpigen_write_io16(0xCF8, 0xCFF, 0x1, 0x8, 1); |
| |
| /* IO decode CF8-CFF */ |
| acpigen_resource_word(1, 0xc, 0x3, 0, 0x0000, 0x03AF, |
| 0, 0x03B0); |
| acpigen_resource_word(1, 0xc, 0x3, 0, 0x03E0, 0x0CF7, |
| 0, 0x0918); |
| acpigen_resource_word(1, 0xc, 0x3, 0, 0x03B0, 0x03BB, |
| 0, 0x000C); |
| acpigen_resource_word(1, 0xc, 0x3, 0, 0x03C0, 0x03DF, |
| 0, 0x0020); |
| } |
| |
| /* IO resource */ |
| acpigen_resource_word(1, 0xc, 0x3, 0, ri->PciResourceIoBase, |
| ri->PciResourceIoLimit, 0x0, |
| (ri->PciResourceIoLimit - ri->PciResourceIoBase + 1)); |
| |
| // additional mem32 resources on socket 0 bus 0 |
| if (socket == 0 && stack == 0) { |
| acpigen_resource_dword(0, 0xc, 3, 0, VGA_BASE_ADDRESS, |
| (VGA_BASE_ADDRESS + VGA_BASE_SIZE - 1), 0x0, |
| VGA_BASE_SIZE); |
| acpigen_resource_dword(0, 0xc, 1, 0, SPI_BASE_ADDRESS, |
| (SPI_BASE_ADDRESS + SPI_BASE_SIZE - 1), 0x0, |
| SPI_BASE_SIZE); |
| } |
| |
| /* Mem32 resource */ |
| acpigen_resource_dword(0, 0xc, 1, 0, ri->PciResourceMem32Base, |
| ri->PciResourceMem32Limit, 0x0, |
| (ri->PciResourceMem32Limit - ri->PciResourceMem32Base + 1)); |
| |
| /* Mem64 resource */ |
| acpigen_resource_qword(0, 0xc, 1, 0, ri->PciResourceMem64Base, |
| ri->PciResourceMem64Limit, 0x0, |
| (ri->PciResourceMem64Limit - ri->PciResourceMem64Base + 1)); |
| |
| acpigen_write_resourcetemplate_footer(); |
| } |
| } |
| acpigen_pop_len(); |
| } |
| |
| void soc_power_states_generation(int core, int cores_per_package) |
| { |
| } |
| |
| unsigned long xeonsp_acpi_create_madt_lapics(unsigned long current) |
| { |
| struct device *cpu; |
| uint8_t num_cpus = 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; |
| current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current, |
| num_cpus, cpu->path.apic.apic_id); |
| num_cpus++; |
| } |
| |
| return current; |
| } |