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authorKyösti Mälkki <kyosti.malkki@gmail.com>2019-11-23 07:23:40 +0200
committerPatrick Georgi <pgeorgi@google.com>2020-06-03 12:19:24 +0000
commit06897d1b1a7cc0af355c90cb317a8ad8210ea413 (patch)
treef28e1944bdd6917861475c18e82d6e745021b4b0 /src/mainboard/aopen
parentb8125e033643fdfe101ac69c0c3add111fc613ad (diff)
mb/aopen/dxplplusu: Control SMI related FADT entries
When no SMI is installed, FADT should not advertise a trigger mechanism that does not respond. Board does not support ACPI S4 or C-states or P-states. Change-Id: If83efb72e076d404468259e312a5afac625f04af Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41904 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/aopen')
-rw-r--r--src/mainboard/aopen/dxplplusu/fadt.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/src/mainboard/aopen/dxplplusu/fadt.c b/src/mainboard/aopen/dxplplusu/fadt.c
index 36465eb19a..339c2437ff 100644
--- a/src/mainboard/aopen/dxplplusu/fadt.c
+++ b/src/mainboard/aopen/dxplplusu/fadt.c
@@ -37,11 +37,13 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->preferred_pm_profile = 0; /* PM_MOBILE; */
fadt->sci_int = 0x9;
- fadt->smi_cmd = APM_CNT;
- fadt->acpi_enable = ACPI_ENABLE;
- fadt->acpi_disable = ACPI_DISABLE;
- fadt->s4bios_req = S4_BIOS;
- fadt->pstate_cnt = PST_CONTROL;
+
+ if (CONFIG(HAVE_SMI_HANDLER)) {
+ fadt->smi_cmd = APM_CNT;
+ fadt->acpi_enable = ACPI_ENABLE;
+ fadt->acpi_disable = ACPI_DISABLE;
+ fadt->pstate_cnt = PST_CONTROL;
+ }
fadt->pm1a_evt_blk = pmbase;
fadt->pm1b_evt_blk = 0x0;
@@ -60,7 +62,6 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->gpe0_blk_len = 8;
fadt->gpe1_blk_len = 0;
fadt->gpe1_base = 0;
- fadt->cst_cnt = 0; /* CST_CONTROL; */
fadt->p_lvl2_lat = 1;
fadt->p_lvl3_lat = 85;
fadt->flush_size = 1024;