diff options
Diffstat (limited to 'src/mainboard/intel/kblrvp/smihandler.c')
-rw-r--r-- | src/mainboard/intel/kblrvp/smihandler.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/mainboard/intel/kblrvp/smihandler.c b/src/mainboard/intel/kblrvp/smihandler.c new file mode 100644 index 0000000000..81aaf23b64 --- /dev/null +++ b/src/mainboard/intel/kblrvp/smihandler.c @@ -0,0 +1,71 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008-2009 coresystems GmbH + * Copyright (C) 2016 Intel Corp. + * + * 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/acpi.h> +#include <arch/io.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <elog.h> +#include <ec/google/chromeec/smm.h> +#include <soc/iomap.h> +#include <soc/nvs.h> +#include <soc/pm.h> +#include <soc/smm.h> +#include "ec.h" +#include "gpio.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; +} + +void mainboard_smi_gpi_handler(const struct gpi_status *sts) +{ + if (IS_ENABLED(CONFIG_EC_GOOGLE_CHROMEEC)) + if (gpi_status_get(sts, EC_SMI_GPI)) + chromeec_smi_process_events(); +} + +void mainboard_smi_sleep(u8 slp_typ) +{ + if (IS_ENABLED(CONFIG_EC_GOOGLE_CHROMEEC)) + if (IS_ENABLED(CONFIG_EC_GOOGLE_CHROMEEC)) + chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS, + MAINBOARD_EC_S5_WAKE_EVENTS); +} + +int mainboard_smi_apmc(u8 apmc) +{ + if (IS_ENABLED(CONFIG_EC_GOOGLE_CHROMEEC)) + chromeec_smi_apmc(apmc, MAINBOARD_EC_SCI_EVENTS, + MAINBOARD_EC_SMI_EVENTS); + return 0; +} |