diff options
author | Matt DeVillier <matt.devillier@gmail.com> | 2015-11-03 23:20:10 -0600 |
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committer | Martin Roth <martinroth@google.com> | 2016-01-12 22:20:28 +0100 |
commit | 8e6b0a2ae25176028615aa45c0b8e341ff622a61 (patch) | |
tree | 2fa5a4852771d817f80a04e95acc20586bada790 /src/mainboard/google/guado/smihandler.c | |
parent | 2de6410eeefb65729662ad7604e6a9620b9c58bf (diff) |
google/guado: initial upstream migration
Migrate google/guado (Asus Chromebox CN62) from Chromium tree to upstream,
using google/auron and google/panther as refs.
TEST=built and booted guado with full functionality
Change-Id: If7a500fb408197a61c9619b9d5ea1458d1f4d702
Tested-by: Matt DeVillier <matt.devillier@gmail.com>
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/12800
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard/google/guado/smihandler.c')
-rw-r--r-- | src/mainboard/google/guado/smihandler.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/src/mainboard/google/guado/smihandler.c b/src/mainboard/google/guado/smihandler.c new file mode 100644 index 0000000000..9fe9dfa881 --- /dev/null +++ b/src/mainboard/google/guado/smihandler.c @@ -0,0 +1,89 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008-2009 coresystems GmbH + * Copyright 2014 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <arch/io.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <soc/pm.h> +#include <soc/smm.h> +#include <elog.h> +#include <ec/google/chromeec/ec.h> +#include <soc/gpio.h> +#include <soc/iomap.h> +#include <soc/nvs.h> +#include <soc/pm.h> +#include <soc/smm.h> +#include <superio/ite/it8772f/it8772f.h> +#include "onboard.h" + + +int mainboard_io_trap_handler(int smif) +{ + switch (smif) { + case 0x99: + printk(BIOS_DEBUG, "Sample\n"); + smm_get_gnvs()->smif = 0; + break; + default: + return 0; + } + + /* On success, the IO Trap Handler returns 0 + * On failure, the IO Trap Handler returns a value != 0 + * + * For now, we force the return value to 0 and log all traps to + * see what's going on. + */ + return 1; +} + +/* gpi_sts is GPIO 47:32 */ +void mainboard_smi_gpi(u32 gpi_sts) +{ +} + +void mainboard_smi_sleep(u8 slp_typ) +{ + /* Disable USB charging if required */ + switch (slp_typ) { + case 3: + it8772f_gpio_led(IT8772F_GPIO_DEV, 1 /* set */, 0x01 /* select */, + 0x01 /* polarity */, 0x01 /* 1=pullup */, + 0x01 /* output */, 0x00, /* 0=Alternate function */ + SIO_GPIO_BLINK_GPIO10, IT8772F_GPIO_BLINK_FREQUENCY_1_HZ); + break; + case 5: + it8772f_gpio_led(IT8772F_GPIO_DEV, 1 /* set */, 0x01 /* select */, + 0x00 /* polarity: non-inverting */, 0x00 /* 0=pulldown */, + 0x01 /* output */, 0x01 /* 1=Simple IO function */, + SIO_GPIO_BLINK_GPIO10, IT8772F_GPIO_BLINK_FREQUENCY_1_HZ); + break; + default: + break; + } + return; +} + +int mainboard_smi_apmc(u8 apmc) +{ + switch (apmc) { + case APM_CNT_ACPI_ENABLE: + break; + case APM_CNT_ACPI_DISABLE: + break; + } + return 0; +} |