diff options
| -rw-r--r-- | src/southbridge/intel/lynxpoint/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/southbridge/intel/lynxpoint/fadt.c | 145 | ||||
| -rw-r--r-- | src/southbridge/intel/lynxpoint/lpc.c | 138 |
3 files changed, 146 insertions, 138 deletions
diff --git a/src/southbridge/intel/lynxpoint/Makefile.inc b/src/southbridge/intel/lynxpoint/Makefile.inc index e3d056d4e6..48be615509 100644 --- a/src/southbridge/intel/lynxpoint/Makefile.inc +++ b/src/southbridge/intel/lynxpoint/Makefile.inc @@ -6,6 +6,7 @@ bootblock-y += bootblock.c ramstage-y += pch.c ramstage-y += azalia.c +ramstage-y += fadt.c ramstage-y += lpc.c ramstage-y += pcie.c ramstage-y += sata.c diff --git a/src/southbridge/intel/lynxpoint/fadt.c b/src/southbridge/intel/lynxpoint/fadt.c new file mode 100644 index 0000000000..74b07adf30 --- /dev/null +++ b/src/southbridge/intel/lynxpoint/fadt.c @@ -0,0 +1,145 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <device/pci_ops.h> +#include <acpi/acpi.h> +#include <cpu/x86/smm.h> +#include <southbridge/intel/lynxpoint/pch.h> +#include "chip.h" + +void acpi_fill_fadt(acpi_fadt_t *fadt) +{ + struct device *dev = pcidev_on_root(0x1f, 0); + struct southbridge_intel_lynxpoint_config *cfg = dev->chip_info; + u16 pmbase = get_pmbase(); + + fadt->sci_int = 0x9; + + if (permanent_smi_handler()) { + fadt->smi_cmd = APM_CNT; + fadt->acpi_enable = APM_CNT_ACPI_ENABLE; + fadt->acpi_disable = APM_CNT_ACPI_DISABLE; + } + + fadt->pm1a_evt_blk = pmbase + PM1_STS; + fadt->pm1b_evt_blk = 0x0; + fadt->pm1a_cnt_blk = pmbase + PM1_CNT; + fadt->pm1b_cnt_blk = 0x0; + fadt->pm2_cnt_blk = pmbase + PM2_CNT; + fadt->pm_tmr_blk = pmbase + PM1_TMR; + if (pch_is_lp()) + fadt->gpe0_blk = pmbase + LP_GPE0_STS_1; + else + fadt->gpe0_blk = pmbase + GPE0_STS; + fadt->gpe1_blk = 0; + + /* + * Some of the lengths here are doubled. This is because they describe + * blocks containing two registers, where the size of each register + * is found by halving the block length. See Table 5-34 and section + * 4.8.3 of the ACPI specification for details. + */ + fadt->pm1_evt_len = 2 * 2; + fadt->pm1_cnt_len = 2; + fadt->pm2_cnt_len = 1; + fadt->pm_tmr_len = 4; + if (pch_is_lp()) + fadt->gpe0_blk_len = 2 * 16; + else + fadt->gpe0_blk_len = 2 * 8; + fadt->gpe1_blk_len = 0; + fadt->gpe1_base = 0; + + fadt->p_lvl2_lat = 1; + fadt->p_lvl3_lat = 87; + fadt->flush_size = 0; + fadt->flush_stride = 0; + fadt->duty_offset = 0; + fadt->duty_width = 0; + fadt->day_alrm = 0xd; + fadt->mon_alrm = 0x00; + fadt->century = 0x00; + fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042; + + fadt->flags = ACPI_FADT_WBINVD | + ACPI_FADT_C1_SUPPORTED | + ACPI_FADT_C2_MP_SUPPORTED | + ACPI_FADT_SLEEP_BUTTON | + ACPI_FADT_RESET_REGISTER | + ACPI_FADT_SEALED_CASE | + ACPI_FADT_S4_RTC_WAKE | + ACPI_FADT_PLATFORM_CLOCK; + + if (cfg->docking_supported) + fadt->flags |= ACPI_FADT_DOCKING_SUPPORTED; + + fadt->reset_reg.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->reset_reg.bit_width = 8; + fadt->reset_reg.bit_offset = 0; + fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; + fadt->reset_reg.addrl = 0xcf9; + fadt->reset_reg.addrh = 0; + + fadt->reset_value = 6; + + fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->x_pm1a_evt_blk.bit_width = 2 * 16; + fadt->x_pm1a_evt_blk.bit_offset = 0; + fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS; + fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS; + fadt->x_pm1a_evt_blk.addrh = 0x0; + + fadt->x_pm1b_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->x_pm1b_evt_blk.bit_width = 0; + fadt->x_pm1b_evt_blk.bit_offset = 0; + fadt->x_pm1b_evt_blk.access_size = 0; + fadt->x_pm1b_evt_blk.addrl = 0x0; + fadt->x_pm1b_evt_blk.addrh = 0x0; + + fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->x_pm1a_cnt_blk.bit_width = 16; + fadt->x_pm1a_cnt_blk.bit_offset = 0; + fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS; + fadt->x_pm1a_cnt_blk.addrl = pmbase + PM1_CNT; + fadt->x_pm1a_cnt_blk.addrh = 0x0; + + fadt->x_pm1b_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->x_pm1b_cnt_blk.bit_width = 0; + fadt->x_pm1b_cnt_blk.bit_offset = 0; + fadt->x_pm1b_cnt_blk.access_size = 0; + fadt->x_pm1b_cnt_blk.addrl = 0x0; + fadt->x_pm1b_cnt_blk.addrh = 0x0; + + 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 = pmbase + PM2_CNT; + fadt->x_pm2_cnt_blk.addrh = 0x0; + + 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 = pmbase + PM1_TMR; + fadt->x_pm_tmr_blk.addrh = 0x0; + + /* + * Windows 10 requires x_gpe0_blk to be set starting with FADT revision 5. + * The bit_width field intentionally overflows here. + * The OSPM can instead use the values in `fadt->gpe0_blk{,_len}`, which + * seems to work fine on Linux 5.0 and Windows 10. + */ + fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8; + fadt->x_gpe0_blk.bit_offset = 0; + fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; + fadt->x_gpe0_blk.addrl = fadt->gpe0_blk; + fadt->x_gpe0_blk.addrh = 0x0; + + fadt->x_gpe1_blk.space_id = ACPI_ADDRESS_SPACE_IO; + fadt->x_gpe1_blk.bit_width = 0; + fadt->x_gpe1_blk.bit_offset = 0; + fadt->x_gpe1_blk.access_size = 0; + fadt->x_gpe1_blk.addrl = 0x0; + fadt->x_gpe1_blk.addrh = 0x0; +} diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c index 26bd30ffe6..f3298b00c9 100644 --- a/src/southbridge/intel/lynxpoint/lpc.c +++ b/src/southbridge/intel/lynxpoint/lpc.c @@ -726,144 +726,6 @@ void southbridge_inject_dsdt(const struct device *dev) } } -void acpi_fill_fadt(acpi_fadt_t *fadt) -{ - struct device *dev = pcidev_on_root(0x1f, 0); - struct southbridge_intel_lynxpoint_config *cfg = dev->chip_info; - u16 pmbase = get_pmbase(); - - fadt->sci_int = 0x9; - - if (permanent_smi_handler()) { - fadt->smi_cmd = APM_CNT; - fadt->acpi_enable = APM_CNT_ACPI_ENABLE; - fadt->acpi_disable = APM_CNT_ACPI_DISABLE; - } - - fadt->pm1a_evt_blk = pmbase + PM1_STS; - fadt->pm1b_evt_blk = 0x0; - fadt->pm1a_cnt_blk = pmbase + PM1_CNT; - fadt->pm1b_cnt_blk = 0x0; - fadt->pm2_cnt_blk = pmbase + PM2_CNT; - fadt->pm_tmr_blk = pmbase + PM1_TMR; - if (pch_is_lp()) - fadt->gpe0_blk = pmbase + LP_GPE0_STS_1; - else - fadt->gpe0_blk = pmbase + GPE0_STS; - fadt->gpe1_blk = 0; - - /* - * Some of the lengths here are doubled. This is because they describe - * blocks containing two registers, where the size of each register - * is found by halving the block length. See Table 5-34 and section - * 4.8.3 of the ACPI specification for details. - */ - fadt->pm1_evt_len = 2 * 2; - fadt->pm1_cnt_len = 2; - fadt->pm2_cnt_len = 1; - fadt->pm_tmr_len = 4; - if (pch_is_lp()) - fadt->gpe0_blk_len = 2 * 16; - else - fadt->gpe0_blk_len = 2 * 8; - fadt->gpe1_blk_len = 0; - fadt->gpe1_base = 0; - - fadt->p_lvl2_lat = 1; - fadt->p_lvl3_lat = 87; - fadt->flush_size = 0; - fadt->flush_stride = 0; - fadt->duty_offset = 0; - fadt->duty_width = 0; - fadt->day_alrm = 0xd; - fadt->mon_alrm = 0x00; - fadt->century = 0x00; - fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042; - - fadt->flags = ACPI_FADT_WBINVD | - ACPI_FADT_C1_SUPPORTED | - ACPI_FADT_C2_MP_SUPPORTED | - ACPI_FADT_SLEEP_BUTTON | - ACPI_FADT_RESET_REGISTER | - ACPI_FADT_SEALED_CASE | - ACPI_FADT_S4_RTC_WAKE | - ACPI_FADT_PLATFORM_CLOCK; - - if (cfg->docking_supported) - fadt->flags |= ACPI_FADT_DOCKING_SUPPORTED; - - fadt->reset_reg.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->reset_reg.bit_width = 8; - fadt->reset_reg.bit_offset = 0; - fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; - fadt->reset_reg.addrl = 0xcf9; - fadt->reset_reg.addrh = 0; - - fadt->reset_value = 6; - - fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1a_evt_blk.bit_width = 2 * 16; - fadt->x_pm1a_evt_blk.bit_offset = 0; - fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS; - fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS; - fadt->x_pm1a_evt_blk.addrh = 0x0; - - fadt->x_pm1b_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1b_evt_blk.bit_width = 0; - fadt->x_pm1b_evt_blk.bit_offset = 0; - fadt->x_pm1b_evt_blk.access_size = 0; - fadt->x_pm1b_evt_blk.addrl = 0x0; - fadt->x_pm1b_evt_blk.addrh = 0x0; - - fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1a_cnt_blk.bit_width = 16; - fadt->x_pm1a_cnt_blk.bit_offset = 0; - fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS; - fadt->x_pm1a_cnt_blk.addrl = pmbase + PM1_CNT; - fadt->x_pm1a_cnt_blk.addrh = 0x0; - - fadt->x_pm1b_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1b_cnt_blk.bit_width = 0; - fadt->x_pm1b_cnt_blk.bit_offset = 0; - fadt->x_pm1b_cnt_blk.access_size = 0; - fadt->x_pm1b_cnt_blk.addrl = 0x0; - fadt->x_pm1b_cnt_blk.addrh = 0x0; - - 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 = pmbase + PM2_CNT; - fadt->x_pm2_cnt_blk.addrh = 0x0; - - 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 = pmbase + PM1_TMR; - fadt->x_pm_tmr_blk.addrh = 0x0; - - /* - * Windows 10 requires x_gpe0_blk to be set starting with FADT revision 5. - * The bit_width field intentionally overflows here. - * The OSPM can instead use the values in `fadt->gpe0_blk{,_len}`, which - * seems to work fine on Linux 5.0 and Windows 10. - */ - fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8; - fadt->x_gpe0_blk.bit_offset = 0; - fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; - fadt->x_gpe0_blk.addrl = fadt->gpe0_blk; - fadt->x_gpe0_blk.addrh = 0x0; - - fadt->x_gpe1_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_gpe1_blk.bit_width = 0; - fadt->x_gpe1_blk.bit_offset = 0; - fadt->x_gpe1_blk.access_size = 0; - fadt->x_gpe1_blk.addrl = 0x0; - fadt->x_gpe1_blk.addrh = 0x0; -} - static const char *lpc_acpi_name(const struct device *dev) { return "LPCB"; |