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-rw-r--r--src/soc/intel/broadwell/Makefile.inc1
-rw-r--r--src/soc/intel/broadwell/acpi.c116
-rw-r--r--src/soc/intel/broadwell/fadt.c123
3 files changed, 124 insertions, 116 deletions
diff --git a/src/soc/intel/broadwell/Makefile.inc b/src/soc/intel/broadwell/Makefile.inc
index be854b29f7..28b7c2961e 100644
--- a/src/soc/intel/broadwell/Makefile.inc
+++ b/src/soc/intel/broadwell/Makefile.inc
@@ -31,6 +31,7 @@ ramstage-y += hda.c
ramstage-y += igd.c
ramstage-y += iobp.c
romstage-y += iobp.c
+ramstage-y += fadt.c
ramstage-y += lpc.c
ramstage-y += me.c
ramstage-y += me_status.c
diff --git a/src/soc/intel/broadwell/acpi.c b/src/soc/intel/broadwell/acpi.c
index 2916831e85..c76c8d22a8 100644
--- a/src/soc/intel/broadwell/acpi.c
+++ b/src/soc/intel/broadwell/acpi.c
@@ -180,122 +180,6 @@ 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 + PM2_CNT;
- fadt->pm_tmr_blk = pmbase + PM1_TMR;
- fadt->gpe0_blk = pmbase + GPE0_STS(0);
- 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 = 32;
- 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 + PM2_CNT;
- 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 = 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 = 0;
-
-
- 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 tss_table_fine[] = {
{ 100, 1000, 0, 0x00, 0 },
{ 94, 940, 0, 0x1f, 0 },
diff --git a/src/soc/intel/broadwell/fadt.c b/src/soc/intel/broadwell/fadt.c
new file mode 100644
index 0000000000..614888097b
--- /dev/null
+++ b/src/soc/intel/broadwell/fadt.c
@@ -0,0 +1,123 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpi.h>
+#include <cpu/x86/smm.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 + PM2_CNT;
+ fadt->pm_tmr_blk = pmbase + PM1_TMR;
+ fadt->gpe0_blk = pmbase + GPE0_STS(0);
+ 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 = 32;
+ 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 + PM2_CNT;
+ 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 = 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 = 0;
+
+
+ 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;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 18:11:13 +0000