diff options
Diffstat (limited to 'src/soc/intel/braswell/smm.c')
| -rw-r--r-- | src/soc/intel/braswell/smm.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/src/soc/intel/braswell/smm.c b/src/soc/intel/braswell/smm.c index e75bfb2e08..876ec36c09 100644 --- a/src/soc/intel/braswell/smm.c +++ b/src/soc/intel/braswell/smm.c @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2013 Google Inc. + * Copyright (C) 2015 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 @@ -18,21 +19,24 @@ * Foundation, Inc. */ -#include <device/device.h> -#include <device/pci.h> -#include <console/console.h> #include <arch/io.h> +#include <console/console.h> #include <cpu/cpu.h> #include <cpu/x86/smm.h> -#include <string.h> - +#include <device/device.h> +#include <device/pci.h> #include <soc/iomap.h> -#include <soc/pmc.h> +#include <soc/pm.h> #include <soc/smm.h> +#include <string.h> /* Save settings which will be committed in SMI functions. */ static uint32_t smm_save_params[SMM_SAVE_PARAM_COUNT]; +void smm_init(void) +{ +} + void southcluster_smm_save_param(int param, uint32_t data) { smm_save_params[param] = data; @@ -65,7 +69,7 @@ void southcluster_smm_clear_state(void) static void southcluster_smm_route_gpios(void) { - u32 *gpio_rout = (u32 *)(PMC_BASE_ADDRESS + GPIO_ROUT); + void *gpio_rout = (void *)(PMC_BASE_ADDRESS + GPIO_ROUT); const unsigned short alt_gpio_smi = ACPI_BASE_ADDRESS + ALT_GPIO_SMI; uint32_t alt_gpio_reg = 0; uint32_t route_reg = smm_save_params[SMM_SAVE_PARAM_GPIO_ROUTE]; @@ -78,9 +82,8 @@ static void southcluster_smm_route_gpios(void) /* Enable SMIs for the gpios that are set to trigger the SMI. */ for (i = 0; i < 16; i++) { - if ((route_reg & ROUTE_MASK) == ROUTE_SMI) { + if ((route_reg & ROUTE_MASK) == ROUTE_SMI) alt_gpio_reg |= (1 << i); - } route_reg >>= 2; } printk(BIOS_DEBUG, "ALT_GPIO_SMI = %08x\n", alt_gpio_reg); @@ -101,7 +104,8 @@ void southcluster_smm_enable_smi(void) /* Set up the GPIO route. */ southcluster_smm_route_gpios(); - /* Enable SMI generation: + /* + * Enable SMI generation: * - on APMC writes (io 0xb2) * - on writes to SLP_EN (sleep states) * - on writes to GBL_RLS (bios commands) |