| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| /* |
| * ACPI - create the Fixed ACPI Description Tables (FADT) |
| */ |
| |
| #include <console/console.h> |
| #include <acpi/acpi.h> |
| #include <acpi/acpigen.h> |
| #include <device/pci_ops.h> |
| #include <arch/ioapic.h> |
| #include <arch/smp/mpspec.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <gpio.h> |
| #include <amdblocks/acpimmio.h> |
| #include <amdblocks/acpi.h> |
| #include <amdblocks/cpu.h> |
| #include <amdblocks/ioapic.h> |
| #include <soc/acpi.h> |
| #include <soc/pci_devs.h> |
| #include <soc/southbridge.h> |
| #include <soc/northbridge.h> |
| |
| unsigned long acpi_fill_madt(unsigned long current) |
| { |
| current += acpi_create_madt_ioapic_from_hw((acpi_madt_ioapic_t *)current, IO_APIC2_ADDR); |
| |
| return current; |
| } |
| |
| /* |
| * Reference section 5.2.9 Fixed ACPI Description Table (FADT) |
| * in the ACPI 3.0b specification. |
| */ |
| void acpi_fill_fadt(acpi_fadt_t *fadt) |
| { |
| 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->duty_offset = 1; /* CLK_VAL bits 3:1 */ |
| fadt->duty_width = 3; /* CLK_VAL bits 3:1 */ |
| fadt->iapc_boot_arch = FADT_BOOT_ARCH; /* See table 5-10 */ |
| fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */ |
| ACPI_FADT_C1_SUPPORTED | |
| ACPI_FADT_SLEEP_BUTTON | |
| 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; |
| } |
| |
| const acpi_cstate_t cstate_cfg_table[] = { |
| [0] = { |
| .ctype = 1, |
| .latency = 1, |
| .power = 0, |
| }, |
| [1] = { |
| .ctype = 2, |
| .latency = 400, |
| .power = 0, |
| }, |
| }; |
| |
| const acpi_cstate_t *get_cstate_config_data(size_t *size) |
| { |
| *size = ARRAY_SIZE(cstate_cfg_table); |
| return cstate_cfg_table; |
| } |