arch/x86: Create helper for APM_CNT SMI triggers
Attempts to write to APM_CNT IO port should always be guarded
with a test to verify SMI handler has been installed.
Immediate followup removes redundant HAVE_SMI_HANDLER tests.
Change-Id: If3fb0f1a8b32076f1d9f3fea9f817dd4b093ad98
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41971
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index 8a61b29..bf03125 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -474,9 +474,7 @@
static void pch_set_acpi_mode(void)
{
if (CONFIG(HAVE_SMI_HANDLER) && !acpi_is_wakeup_s3()) {
- printk(BIOS_DEBUG, "Disabling ACPI via APMC:\n");
- outb(APM_CNT_ACPI_DISABLE, APM_CNT);
- printk(BIOS_DEBUG, "done.\n");
+ apm_control(APM_CNT_ACPI_DISABLE);
}
}
@@ -923,7 +921,7 @@
spi_finalize_ops();
if (acpi_is_wakeup_s3() || CONFIG(INTEL_CHIPSET_LOCKDOWN))
- outb(APM_CNT_FINALIZE, APM_CNT);
+ apm_control(APM_CNT_FINALIZE);
}
static struct device_operations device_ops = {