summaryrefslogtreecommitdiff
path: root/src/mainboard/packardbell/ms2290/smihandler.c
blob: 0dc575cb40eacfd961d028eb7959cb4dfd1cae7c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
/* SPDX-License-Identifier: GPL-2.0-only */

#include <cpu/x86/smm.h>
#include <device/pci_ops.h>
#include <southbridge/intel/common/pmutil.h>
#include <northbridge/intel/ironlake/ironlake.h>
#include <ec/acpi/ec.h>

void mainboard_smi_gpi(u32 gpi_sts)
{
}

int mainboard_smi_apmc(u8 data)
{
	u8 tmp;
	switch (data) {
	case APM_CNT_ACPI_ENABLE:
		tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
		tmp &= ~0x03;
		tmp |= 0x02;
		pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
		break;
	case APM_CNT_ACPI_DISABLE:
		tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
		tmp &= ~0x03;
		tmp |= 0x01;
		pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
		break;
	default:
		break;
	}
	return 0;
}