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-rw-r--r--src/soc/intel/apollolake/acpi.c2
-rw-r--r--src/soc/intel/baytrail/acpi.c18
-rw-r--r--src/soc/intel/braswell/acpi.c18
-rw-r--r--src/soc/intel/broadwell/acpi.c25
-rw-r--r--src/soc/intel/cannonlake/acpi.c2
-rw-r--r--src/soc/intel/common/block/acpi/acpi.c18
-rw-r--r--src/soc/intel/icelake/acpi.c2
-rw-r--r--src/soc/intel/quark/acpi.c8
-rw-r--r--src/soc/intel/skylake/acpi.c25
-rw-r--r--src/soc/intel/tigerlake/acpi.c2
-rw-r--r--src/soc/intel/xeon_sp/skx/acpi.c19
11 files changed, 89 insertions, 50 deletions
diff --git a/src/soc/intel/apollolake/acpi.c b/src/soc/intel/apollolake/acpi.c
index 82ef3f1d38..fbfe33ff73 100644
--- a/src/soc/intel/apollolake/acpi.c
+++ b/src/soc/intel/apollolake/acpi.c
@@ -167,7 +167,7 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
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.addrl = ACPI_BASE_ADDRESS + PM1_TMR;
-
+ fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
if (cfg->lpss_s0ix_enable)
fadt->flags |= ACPI_FADT_LOW_PWR_IDLE_S0;
diff --git a/src/soc/intel/baytrail/acpi.c b/src/soc/intel/baytrail/acpi.c
index ac0e29268b..3074f1a08f 100644
--- a/src/soc/intel/baytrail/acpi.c
+++ b/src/soc/intel/baytrail/acpi.c
@@ -171,7 +171,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.access_size = 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;
@@ -179,7 +179,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -193,7 +193,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -207,21 +207,27 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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 = 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 = 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;
diff --git a/src/soc/intel/braswell/acpi.c b/src/soc/intel/braswell/acpi.c
index b4e4746437..1e6cea298b 100644
--- a/src/soc/intel/braswell/acpi.c
+++ b/src/soc/intel/braswell/acpi.c
@@ -175,7 +175,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.access_size = 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;
@@ -183,7 +183,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -197,7 +197,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -211,21 +211,27 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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 = 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 = 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;
diff --git a/src/soc/intel/broadwell/acpi.c b/src/soc/intel/broadwell/acpi.c
index b93518954f..c45bd76731 100644
--- a/src/soc/intel/broadwell/acpi.c
+++ b/src/soc/intel/broadwell/acpi.c
@@ -226,7 +226,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.access_size = 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;
@@ -234,7 +234,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -248,7 +248,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -262,24 +262,31 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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 = 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 = 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;
- fadt->x_gpe0_blk.space_id = 0;
- fadt->x_gpe0_blk.bit_width = 0;
+ /*
+ * 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 = 0;
- fadt->x_gpe0_blk.addrl = 0;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_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;
diff --git a/src/soc/intel/cannonlake/acpi.c b/src/soc/intel/cannonlake/acpi.c
index 0c806b5d60..306fa1cbee 100644
--- a/src/soc/intel/cannonlake/acpi.c
+++ b/src/soc/intel/cannonlake/acpi.c
@@ -170,7 +170,7 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
diff --git a/src/soc/intel/common/block/acpi/acpi.c b/src/soc/intel/common/block/acpi/acpi.c
index b848db446f..fe127a27e7 100644
--- a/src/soc/intel/common/block/acpi/acpi.c
+++ b/src/soc/intel/common/block/acpi/acpi.c
@@ -110,7 +110,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
{
const uint16_t pmbase = ACPI_BASE_ADDRESS;
- /* Use ACPI 3.0 revision. */
fadt->header.revision = get_acpi_table_revision(FADT);
fadt->sci_int = acpi_sci_irq();
@@ -146,20 +145,37 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.addrl = RST_CNT;
+ fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->reset_value = RST_CPU | SYS_RST;
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.addrl = pmbase + PM1_STS;
+ fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+
fadt->x_pm1b_evt_blk.space_id = 1;
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.addrl = pmbase + PM1_CNT;
+ fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
fadt->x_pm1b_cnt_blk.space_id = 1;
+ /*
+ * 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_DWORD_ACCESS;
+ fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
+ fadt->x_gpe0_blk.addrh = 0;
+
fadt->x_gpe1_blk.space_id = 1;
soc_fill_fadt(fadt);
diff --git a/src/soc/intel/icelake/acpi.c b/src/soc/intel/icelake/acpi.c
index 327dd112b8..ca74ab3b08 100644
--- a/src/soc/intel/icelake/acpi.c
+++ b/src/soc/intel/icelake/acpi.c
@@ -166,7 +166,7 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
diff --git a/src/soc/intel/quark/acpi.c b/src/soc/intel/quark/acpi.c
index ca4d2d6f65..624eb7669e 100644
--- a/src/soc/intel/quark/acpi.c
+++ b/src/soc/intel/quark/acpi.c
@@ -35,7 +35,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8;
fadt->x_pm1a_evt_blk.bit_offset = 0;
- fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
+ fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
fadt->x_pm1a_evt_blk.addrl = pmbase + R_QNC_PM1BLK_PM1S;
fadt->x_pm1a_evt_blk.addrh = 0x0;
@@ -46,7 +46,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8;
fadt->x_pm1a_cnt_blk.bit_offset = 0;
- fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
+ fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
fadt->x_pm1a_cnt_blk.addrl = fadt->pm1a_cnt_blk;
fadt->x_pm1a_cnt_blk.addrh = 0x0;
@@ -57,7 +57,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8;
fadt->x_pm_tmr_blk.bit_offset = 0;
- fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk;
fadt->x_pm_tmr_blk.addrh = 0x0;
@@ -79,7 +79,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
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->reset_reg.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
fadt->x_gpe0_blk.addrh = 0;
diff --git a/src/soc/intel/skylake/acpi.c b/src/soc/intel/skylake/acpi.c
index dee44b6253..75f6b691ac 100644
--- a/src/soc/intel/skylake/acpi.c
+++ b/src/soc/intel/skylake/acpi.c
@@ -223,7 +223,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
const uint16_t pmbase = ACPI_BASE_ADDRESS;
config_t *config = config_of_soc();
- /* Use ACPI 3.0 revision */
fadt->header.revision = get_acpi_table_revision(FADT);
fadt->sci_int = acpi_sci_irq();
@@ -275,7 +274,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.access_size = 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;
@@ -283,7 +282,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -297,7 +296,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -311,22 +310,28 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
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 = 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 = 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;
- fadt->x_gpe0_blk.space_id = 0;
- fadt->x_gpe0_blk.bit_width = 0;
+ /*
+ * 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 = 0;
- fadt->x_gpe0_blk.addrl = 0;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
fadt->x_gpe0_blk.addrh = 0;
fadt->x_gpe1_blk.space_id = 1;
diff --git a/src/soc/intel/tigerlake/acpi.c b/src/soc/intel/tigerlake/acpi.c
index 29a46195cd..9e7ff56752 100644
--- a/src/soc/intel/tigerlake/acpi.c
+++ b/src/soc/intel/tigerlake/acpi.c
@@ -167,7 +167,7 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
diff --git a/src/soc/intel/xeon_sp/skx/acpi.c b/src/soc/intel/xeon_sp/skx/acpi.c
index 2abdf91eaf..e9edc9917d 100644
--- a/src/soc/intel/xeon_sp/skx/acpi.c
+++ b/src/soc/intel/xeon_sp/skx/acpi.c
@@ -355,7 +355,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
{
const uint16_t pmbase = ACPI_BASE_ADDRESS;
- /* Use ACPI 3.0 revision */
fadt->header.revision = get_acpi_table_revision(FADT);
fadt->sci_int = acpi_sci_irq();
@@ -410,7 +409,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.access_size = 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;
@@ -418,7 +417,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -432,7 +431,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
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 = 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;
@@ -446,22 +445,22 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
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 = 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 = 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;
- fadt->x_gpe0_blk.space_id = 0;
- fadt->x_gpe0_blk.bit_width = 0;
+ 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 = 0;
- fadt->x_gpe0_blk.addrl = 0;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
fadt->x_gpe0_blk.addrh = 0;
fadt->x_gpe1_blk.space_id = 1;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 09:40:20 +0000