From 06897d1b1a7cc0af355c90cb317a8ad8210ea413 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Sat, 23 Nov 2019 07:23:40 +0200 Subject: mb/aopen/dxplplusu: Control SMI related FADT entries MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Reviewed-on: https://review.coreboot.org/c/coreboot/+/41904 Tested-by: build bot (Jenkins) Reviewed-by: Angel Pons --- src/mainboard/aopen/dxplplusu/fadt.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) (limited to 'src/mainboard') 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; -- cgit v1.2.3