src/mainboard/roda/rk9/smihandler.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2008-2009 coresystems GmbH
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <arch/io.h>
  17 #include <console/console.h>
  18 #include <cpu/x86/smm.h>
  19 #include <southbridge/intel/i82801ix/nvs.h>
  20 #include <southbridge/intel/i82801ix/i82801ix.h>
  21 #include <ec/acpi/ec.h>
  22
  23 void mainboard_smi_gpi(u32 gpi_sts)
  24 {
  25         if (gpi_sts & (1 << 1)) {
  26                 printk(BIOS_DEBUG, "EC/SMI\n");
  27                 /* TODO */
  28         }
  29 }
  30
  31 int mainboard_smi_apmc(u8 apmc)
  32 {
  33         switch (apmc) {
  34         case APM_CNT_ACPI_ENABLE:
  35                 send_ec_command(0x05); /* Set_SMI_Disable */
  36                 send_ec_command(0xaa); /* Set_ACPI_Enable */
  37                 break;
  38
  39         case APM_CNT_ACPI_DISABLE:
  40                 send_ec_command(0x04); /* Set_SMI_Enable */
  41                 send_ec_command(0xab); /* Set_ACPI_Disable */
  42                 break;
  43         }
  44         return 0;
  45 }