diff options
| -rw-r--r-- | src/drivers/intel/fsp2_0/silicon_init.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/drivers/intel/fsp2_0/silicon_init.c b/src/drivers/intel/fsp2_0/silicon_init.c new file mode 100644 index 0000000000..66043c8a49 --- /dev/null +++ b/src/drivers/intel/fsp2_0/silicon_init.c @@ -0,0 +1,59 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Intel Corp. + * (Written by Andrey Petrov <andrey.petrov@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. + */ + +#include <arch/cpu.h> +#include <cbfs.h> +#include <console/console.h> +#include <fsp/api.h> +#include <fsp/util.h> +#include <string.h> + +struct fsp_header fsps_hdr; + +typedef asmlinkage enum fsp_status (*fsp_silicon_init_fn) + (void *silicon_upd); + +static enum fsp_status do_silicon_init(struct fsp_header *hdr) +{ + struct FSPS_UPD upd, *supd; + fsp_silicon_init_fn silicon_init; + enum fsp_status status; + + supd = (struct FSPS_UPD *) (hdr->cfg_region_offset + hdr->image_base); + + if (supd->FspUpdHeader.Signature != FSPS_UPD_SIGNATURE) { + printk(BIOS_ERR, "Invalid FSPS signature\n"); + return FSP_INCOMPATIBLE_VERSION; + } + + memcpy(&upd, supd, sizeof(upd)); + + /* Give SoC/mainboard a chance to populate entries */ + platform_fsp_silicon_init_params_cb(&upd); + + silicon_init = (void *) (hdr->image_base + + hdr->silicon_init_entry_offset); + + status = silicon_init(&upd); + printk(BIOS_DEBUG, "FspSiliconInit returned 0x%08x\n", status); + return status; +} + +enum fsp_status fsp_silicon_init(struct range_entry *range) +{ + /* Load FSP-S and save FSP header. We will need it for Notify */ + /* TODO: do not hardcode CBFS file names */ + if (fsp_load_binary(&fsps_hdr, "blobs/fsps.bin", range) != CB_SUCCESS) + return FSP_NOT_FOUND; + + return do_silicon_init(&fsps_hdr); +} |