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>
diff --git a/src/mainboard/aopen/dxplplusu/fadt.c b/src/mainboard/aopen/dxplplusu/fadt.c
index 36465eb..339c243 100644
--- a/src/mainboard/aopen/dxplplusu/fadt.c
+++ b/src/mainboard/aopen/dxplplusu/fadt.c
@@ -37,11 +37,13 @@
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 @@
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;