diff options
Diffstat (limited to 'src/soc/intel/common/block/include')
-rw-r--r-- | src/soc/intel/common/block/include/intelblocks/pmc.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/pmc.h b/src/soc/intel/common/block/include/intelblocks/pmc.h new file mode 100644 index 0000000000..850cda178b --- /dev/null +++ b/src/soc/intel/common/block/include/intelblocks/pmc.h @@ -0,0 +1,67 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Intel Corporation. + * + * 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. + */ + +#ifndef SOC_INTEL_COMMON_BLOCK_PMC_H +#define SOC_INTEL_COMMON_BLOCK_PMC_H + +#include <device/device.h> +#include <stdint.h> + +/* PMC controller resource structure */ +struct pmc_resource_config { + /* PMC PCI config offset for MMIO BAR */ + uint8_t pwrmbase_offset; + /* MMIO BAR address */ + uintptr_t pwrmbase_addr; + /* MMIO BAR size */ + size_t pwrmbase_size; + /* PMC PCI config offset for IO BAR */ + uint8_t abase_offset; + /* IO BAR address */ + uintptr_t abase_addr; + /* IO BAR size */ + size_t abase_size; +}; + +/* + * SoC overrides + * + * All new SoCs wishes to make use of common PMC PCI driver + * must implement below functionality . + */ + +/* + * Function to initialize PMC controller. + * + * This initialization may differ between different SoC + * + * Input: Device Structure PMC PCI device + */ +void pmc_soc_init(struct device *dev); + +/* + * SoC should fill this structure information based on + * PMC controller register information like PWRMBASE, ABASE offset + * BAR and Size + * + * Input: PMC config structure + * Output: -1 = Error, 0 = Success + */ +int pmc_soc_get_resources(struct pmc_resource_config *cfg); + +/* API to set ACPI mode */ +void pmc_set_acpi_mode(void); + +#endif /* SOC_INTEL_COMMON_BLOCK_PMC_H */ |