1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <device/pci_ops.h> 4 #include <acpi/acpi.h> 5 #include <southbridge/intel/common/pmbase.h> 6 #include "i82801gx.h" 7 #include "chip.h" 8 acpi_fill_fadt(acpi_fadt_t * fadt)9void acpi_fill_fadt(acpi_fadt_t *fadt) 10 { 11 struct device *dev = pcidev_on_root(0x1f, 0); 12 struct southbridge_intel_i82801gx_config *chip = dev->chip_info; 13 u16 pmbase = lpc_get_pmbase(); 14 15 16 fadt->pm1a_evt_blk = pmbase; 17 fadt->pm1a_cnt_blk = pmbase + PM1_CNT; 18 fadt->pm2_cnt_blk = pmbase + PM2_CNT; 19 fadt->pm_tmr_blk = pmbase + PM1_TMR; 20 fadt->gpe0_blk = pmbase + GPE0_STS; 21 22 fadt->pm1_evt_len = 4; 23 fadt->pm1_cnt_len = 2; /* Upper word is reserved and 24 Linux complains about 32 bit. */ 25 fadt->pm2_cnt_len = 1; 26 fadt->pm_tmr_len = 4; 27 fadt->gpe0_blk_len = 8; 28 fadt->p_lvl2_lat = 1; 29 fadt->p_lvl3_lat = chip->c3_latency; 30 fadt->duty_offset = 1; 31 if (chip->p_cnt_throttling_supported) 32 fadt->duty_width = 3; 33 else 34 fadt->duty_width = 0; 35 36 fill_fadt_extended_pm_io(fadt); 37 38 fadt->iapc_boot_arch = ACPI_FADT_8042 | ACPI_FADT_LEGACY_DEVICES; 39 fadt->flags |= (ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED 40 | ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_S4_RTC_WAKE 41 | ACPI_FADT_PLATFORM_CLOCK | ACPI_FADT_C2_MP_SUPPORTED); 42 43 if (chip->docking_supported) 44 fadt->flags |= ACPI_FADT_DOCKING_SUPPORTED; 45 } 46