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/*
* This file is part of the coreboot project.
*
* 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 published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include <console/console.h>
#include <fsp/util.h>
asmlinkage void chipset_teardown_car_main(void)
{
FSP_INFO_HEADER *fih;
uint32_t status;
FSP_TEMP_RAM_EXIT temp_ram_exit;
struct prog fsp = PROG_INIT(PROG_REFCODE, "fsp.bin");
if (prog_locate(&fsp)) {
die("Unable to locate fsp.bin\n");
} else {
/* This leaks a mapping which this code assumes is benign as
* the flash is memory mapped CPU's address space. */
/* FIXME: the implementation of find_fsp is utter garbage
as it casts error values to FSP_INFO_HEADER pointers.
Checking for return values can only be done sanely once
that is fixed. */
fih = find_fsp((uintptr_t)rdev_mmap_full(prog_rdev(&fsp)));
}
temp_ram_exit = (FSP_TEMP_RAM_EXIT)(fih->TempRamExitEntryOffset +
fih->ImageBase);
printk(BIOS_DEBUG, "Calling TempRamExit: %p\n", temp_ram_exit);
status = temp_ram_exit(NULL);
if (status != FSP_SUCCESS) {
printk(BIOS_CRIT, "TempRamExit returned 0x%08x\n", status);
die("TempRamExit returned an error!\n");
}
}
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