diff options
Diffstat (limited to 'src/soc/intel')
-rw-r--r-- | src/soc/intel/braswell/Makefile.inc | 1 | ||||
-rw-r--r-- | src/soc/intel/braswell/acpi.c | 117 | ||||
-rw-r--r-- | src/soc/intel/braswell/fadt.c | 123 | ||||
-rw-r--r-- | src/soc/intel/braswell/include/soc/acpi.h | 1 |
4 files changed, 126 insertions, 116 deletions
diff --git a/src/soc/intel/braswell/Makefile.inc b/src/soc/intel/braswell/Makefile.inc index 5923e39a30..fcdb4a6f4e 100644 --- a/src/soc/intel/braswell/Makefile.inc +++ b/src/soc/intel/braswell/Makefile.inc @@ -31,6 +31,7 @@ ramstage-y += chip.c ramstage-y += cpu.c ramstage-$(CONFIG_ELOG) += elog.c ramstage-y += emmc.c +ramstage-y += fadt.c ramstage-y += gpio.c ramstage-y += gfx.c ramstage-y += smbus.c diff --git a/src/soc/intel/braswell/acpi.c b/src/soc/intel/braswell/acpi.c index 557b449fe6..fd5ffceb98 100644 --- a/src/soc/intel/braswell/acpi.c +++ b/src/soc/intel/braswell/acpi.c @@ -89,7 +89,7 @@ void acpi_init_gnvs(struct global_nvs *gnvs) } } -static int acpi_sci_irq(void) +int acpi_sci_irq(void) { u32 *actl = (u32 *)(ILB_BASE_ADDRESS + ACTL); int scis; @@ -129,121 +129,6 @@ unsigned long acpi_fill_mcfg(unsigned long current) return current; } -void acpi_fill_fadt(acpi_fadt_t *fadt) -{ - const uint16_t pmbase = ACPI_BASE_ADDRESS; - - fadt->sci_int = acpi_sci_irq(); - - 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 + PM2A_CNT_BLK; - fadt->pm_tmr_blk = pmbase + PM1_TMR; - fadt->gpe0_blk = pmbase + GPE0_STS; - fadt->gpe1_blk = 0; - - fadt->pm1_evt_len = 4; - fadt->pm1_cnt_len = 2; - fadt->pm2_cnt_len = 1; - fadt->pm_tmr_len = 4; - fadt->gpe0_blk_len = 2 * (GPE0_EN - GPE0_STS); - fadt->gpe1_blk_len = 0; - fadt->gpe1_base = 0; - fadt->p_lvl2_lat = 1; - fadt->p_lvl3_lat = 87; - fadt->flush_size = 1024; - fadt->flush_stride = 16; - fadt->duty_offset = 1; - 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; - - fadt->reset_reg.space_id = 1; - 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 = 1; - fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8; - fadt->x_pm1a_evt_blk.bit_offset = 0; - fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS; - fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS; - fadt->x_pm1a_evt_blk.addrh = 0x0; - - fadt->x_pm1b_evt_blk.space_id = 1; - 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 = 1; - fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8; - 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 = 1; - 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 = 1; - fadt->x_pm2_cnt_blk.bit_width = fadt->pm2_cnt_len * 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 + PM2A_CNT_BLK; - fadt->x_pm2_cnt_blk.addrh = 0x0; - - fadt->x_pm_tmr_blk.space_id = 1; - fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8; - 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 = 1; - 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 = pmbase + GPE0_STS; - fadt->x_gpe0_blk.addrh = 0x0; - - fadt->x_gpe1_blk.space_id = 1; - 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 acpi_tstate_t soc_tss_table[] = { { 100, 1000, 0, 0x00, 0 }, { 88, 875, 0, 0x1e, 0 }, diff --git a/src/soc/intel/braswell/fadt.c b/src/soc/intel/braswell/fadt.c new file mode 100644 index 0000000000..80e287ddbe --- /dev/null +++ b/src/soc/intel/braswell/fadt.c @@ -0,0 +1,123 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <acpi/acpi.h> +#include <cpu/x86/smm.h> +#include <soc/acpi.h> +#include <soc/iomap.h> +#include <soc/pm.h> +#include "chip.h" + +void acpi_fill_fadt(acpi_fadt_t *fadt) +{ + const uint16_t pmbase = ACPI_BASE_ADDRESS; + + fadt->sci_int = acpi_sci_irq(); + + 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 + PM2A_CNT_BLK; + fadt->pm_tmr_blk = pmbase + PM1_TMR; + fadt->gpe0_blk = pmbase + GPE0_STS; + fadt->gpe1_blk = 0; + + fadt->pm1_evt_len = 4; + fadt->pm1_cnt_len = 2; + fadt->pm2_cnt_len = 1; + fadt->pm_tmr_len = 4; + fadt->gpe0_blk_len = 2 * (GPE0_EN - GPE0_STS); + fadt->gpe1_blk_len = 0; + fadt->gpe1_base = 0; + fadt->p_lvl2_lat = 1; + fadt->p_lvl3_lat = 87; + fadt->flush_size = 1024; + fadt->flush_stride = 16; + fadt->duty_offset = 1; + 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; + + fadt->reset_reg.space_id = 1; + 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 = 1; + fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8; + fadt->x_pm1a_evt_blk.bit_offset = 0; + fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS; + fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS; + fadt->x_pm1a_evt_blk.addrh = 0x0; + + fadt->x_pm1b_evt_blk.space_id = 1; + 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 = 1; + fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8; + 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 = 1; + 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 = 1; + fadt->x_pm2_cnt_blk.bit_width = fadt->pm2_cnt_len * 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 + PM2A_CNT_BLK; + fadt->x_pm2_cnt_blk.addrh = 0x0; + + fadt->x_pm_tmr_blk.space_id = 1; + fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8; + 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 = 1; + 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 = pmbase + GPE0_STS; + fadt->x_gpe0_blk.addrh = 0x0; + + fadt->x_gpe1_blk.space_id = 1; + 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/soc/intel/braswell/include/soc/acpi.h b/src/soc/intel/braswell/include/soc/acpi.h index cd54f2c066..3662dd83e1 100644 --- a/src/soc/intel/braswell/include/soc/acpi.h +++ b/src/soc/intel/braswell/include/soc/acpi.h @@ -6,6 +6,7 @@ #include <acpi/acpi.h> #include <soc/nvs.h> +int acpi_sci_irq(void); void acpi_create_serialio_ssdt(acpi_header_t *ssdt); unsigned long acpi_madt_irq_overrides(unsigned long current); void southcluster_inject_dsdt(const struct device *device); |