/* SPDX-License-Identifier: GPL-2.0-only */ /* TODO: Update for Glinda */ /* TODO: See what can be made common */ /* ACPI - create the Fixed ACPI Description Tables (FADT) */ #include <acpi/acpi.h> #include <acpi/acpigen.h> #include <amdblocks/acpi.h> #include <amdblocks/cppc.h> #include <amdblocks/cpu.h> #include <amdblocks/acpimmio.h> #include <amdblocks/ioapic.h> #include <arch/ioapic.h> #include <arch/smp/mpspec.h> #include <console/console.h> #include <cpu/amd/cpuid.h> #include <device/device.h> #include <soc/iomap.h> #include <types.h> #include "chip.h" /* * Reference section 5.2.9 Fixed ACPI Description Table (FADT) * in the ACPI 3.0b specification. */ void acpi_fill_fadt(acpi_fadt_t *fadt) { const struct soc_amd_glinda_config *cfg = config_of_soc(); printk(BIOS_DEBUG, "pm_base: 0x%04x\n", ACPI_IO_BASE); fadt->pm1a_evt_blk = ACPI_PM_EVT_BLK; fadt->pm1a_cnt_blk = ACPI_PM1_CNT_BLK; fadt->pm_tmr_blk = ACPI_PM_TMR_BLK; fadt->gpe0_blk = ACPI_GPE0_BLK; fadt->pm1_evt_len = 4; /* 32 bits */ fadt->pm1_cnt_len = 2; /* 16 bits */ fadt->pm_tmr_len = 4; /* 32 bits */ fadt->gpe0_blk_len = 8; /* 64 bits */ fill_fadt_extended_pm_io(fadt); fadt->iapc_boot_arch = cfg->common_config.fadt_boot_arch; /* legacy free default */ fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-34 ACPI 6.3 spec */ ACPI_FADT_C1_SUPPORTED | ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_32BIT_TIMER | ACPI_FADT_PCI_EXPRESS_WAKE | ACPI_FADT_PLATFORM_CLOCK | ACPI_FADT_S4_RTC_VALID | ACPI_FADT_REMOTE_POWER_ON; if (cfg->s0ix_enable) fadt->flags |= ACPI_FADT_LOW_PWR_IDLE_S0; fadt->flags |= cfg->common_config.fadt_flags; /* additional board-specific flags */ } unsigned long soc_acpi_write_tables(const struct device *device, unsigned long current, acpi_rsdp_t *rsdp) { /* IVRS */ current = acpi_add_ivrs_table(current, rsdp); if (CONFIG(PLATFORM_USES_FSP2_0)) current = acpi_add_fsp_tables(current, rsdp); return current; } const acpi_cstate_t cstate_cfg_table[] = { [0] = { .ctype = 1, .latency = 1, .power = 0, }, [1] = { .ctype = 2, .latency = 0x12, .power = 0, }, [2] = { .ctype = 3, .latency = 350, .power = 0, }, }; const acpi_cstate_t *get_cstate_config_data(size_t *size) { *size = ARRAY_SIZE(cstate_cfg_table); return cstate_cfg_table; }