diff options
Diffstat (limited to 'src/drivers/intel/fsp2_0/include/fsp/info_header.h')
| -rw-r--r-- | src/drivers/intel/fsp2_0/include/fsp/info_header.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/drivers/intel/fsp2_0/include/fsp/info_header.h b/src/drivers/intel/fsp2_0/include/fsp/info_header.h new file mode 100644 index 0000000000..0f25496008 --- /dev/null +++ b/src/drivers/intel/fsp2_0/include/fsp/info_header.h @@ -0,0 +1,70 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Intel Corp. + * (Written by Alexandru Gagniuc <alexandrux.gagniuc@intel.com> for 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; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef _FSP2_0_INFO_HEADER_H_ +#define _FSP2_0_INFO_HEADER_H_ + +#include <rules.h> +#include <stdint.h> +#include <stdlib.h> +#include <types.h> + +#define FSP_HDR_OFFSET 0x94 +#define FSP_HDR_LEN 0x48 +#define FSP_HDR_SIGNATURE "FSPH" +#define FSP_HDR_ATTRIB_FSPT (0b0001 << 28) +#define FSP_HDR_ATTRIB_FSPM (0b0010 << 28) +#define FSP_HDR_ATTRIB_FSPS (0b0011 << 28) + +struct fsp_header { + uint32_t fsp_revision; + size_t image_size; + uintptr_t image_base; + uint32_t image_attribute; + size_t cfg_region_offset; + size_t cfg_region_size; + size_t notify_phase_entry_offset; + size_t memory_init_entry_offset; + size_t silicon_init_entry_offset; + char image_id[sizeof(uint64_t) + 1]; + uint8_t revision; +}; + +struct fsp_upd_header { + uint64_t signature; + uint8_t revision; +}; + +struct fsp_m_arch_upd { + uint8_t revision; + uintptr_t nvs_buffer; + uintptr_t stack_base; + uint32_t stack_size; + uint32_t bootloader_tolumsz; + uint32_t boot_mode; +}; + +enum cb_err fsp_identify(struct fsp_header *hdr, const void *fsp_blob); +void fsp_print_header_info(const struct fsp_header *hdr); +void fsp_print_upd_info(const struct fsp_header *hdr, void *cfg_blob); + +#if ENV_RAMSTAGE +/* + * This is a FSP_INFO_HEADER that came from fsps.bin blob. It contains + * both SiliconInit and Notify APIs. When SiliconInit is loaded the + * header is saved so that when Notify is called we do not have to start + * header parsing again. + */ +extern struct fsp_header fsps_hdr; +#endif + +#endif /* _FSP2_0_INFO_HEADER_H_ */ |