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authorKyösti Mälkki <kyosti.malkki@gmail.com>2019-11-23 07:23:40 +0200
committerPatrick Georgi <pgeorgi@google.com>2020-06-06 09:23:20 +0000
commit9145ce2149a4e78e142e8074e601d45c3c2430e8 (patch)
tree62ce1dc88e426259f0b71438a22cdfda024f10df /src/mainboard/lenovo/t400
parentc6f2e58a64baca4bf1b88c3a7c29e3b8f0c7f935 (diff)
mb/lenovo/t400,x200: Control SMI related FADT entries
When no SMI is installed, FADT should not advertise a trigger mechanism that does not respond. Change-Id: Ia61e50fb49719e9e18e81a27f355cdbd755a3f40 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41906 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Nico Huber <nico.h@gmx.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/lenovo/t400')
-rw-r--r--src/mainboard/lenovo/t400/fadt.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/mainboard/lenovo/t400/fadt.c b/src/mainboard/lenovo/t400/fadt.c
index 56355eef69..d15b9b3920 100644
--- a/src/mainboard/lenovo/t400/fadt.c
+++ b/src/mainboard/lenovo/t400/fadt.c
@@ -25,11 +25,14 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->reserved = 0x00;
fadt->preferred_pm_profile = PM_MOBILE;
fadt->sci_int = 0x9;
- fadt->smi_cmd = APM_CNT;
- fadt->acpi_enable = APM_CNT_ACPI_ENABLE;
- fadt->acpi_disable = APM_CNT_ACPI_DISABLE;
- fadt->s4bios_req = 0x0;
- fadt->pstate_cnt = APM_CNT_PST_CONTROL;
+
+ if (CONFIG(HAVE_SMI_HANDLER)) {
+ fadt->smi_cmd = APM_CNT;
+ fadt->acpi_enable = APM_CNT_ACPI_ENABLE;
+ fadt->acpi_disable = APM_CNT_ACPI_DISABLE;
+ fadt->pstate_cnt = APM_CNT_PST_CONTROL;
+ fadt->cst_cnt = APM_CNT_CST_CONTROL;
+ }
fadt->pm1a_evt_blk = pmbase;
fadt->pm1b_evt_blk = 0x0;
@@ -48,7 +51,6 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->gpe0_blk_len = 16;
fadt->gpe1_blk_len = 0;
fadt->gpe1_base = 0;
- fadt->cst_cnt = APM_CNT_CST_CONTROL;
fadt->p_lvl2_lat = 1;
fadt->p_lvl3_lat = 0x39;
fadt->flush_size = 0;