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/*
* This file is part of the coreboot project.
*
* Copyright 2013 Google Inc.
*
* 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.
*/
#include <program_loading.h>
#include <vm.h>
#include <arch/boot.h>
#include <arch/encoding.h>
#include <arch/smp/smp.h>
#include <mcall.h>
#include <commonlib/cbfs_serialized.h>
/*
* A pointer to the Flattened Device Tree passed to coreboot by the boot ROM.
* Presumably this FDT is also in ROM.
*
* This pointer is only used in ramstage!
*/
static void do_arch_prog_run(struct prog *prog)
{
void (*doit)(int hart_id, void *fdt);
int hart_id;
void *fdt = prog_entry_arg(prog);
/*
* Workaround selfboot putting the coreboot table into prog_entry_arg
*/
if (prog_cbfs_type(prog) == CBFS_TYPE_SELF)
fdt = HLS()->fdt;
/*
* If prog_entry_arg is not set (e.g. by fit_payload), use fdt from HLS
* instead.
*/
if (fdt == NULL)
fdt = HLS()->fdt;
if (ENV_RAMSTAGE && prog_type(prog) == PROG_PAYLOAD) {
run_payload(prog, fdt, RISCV_PAYLOAD_MODE_S);
return;
}
doit = prog_entry(prog);
hart_id = HLS()->hart_id;
doit(hart_id, fdt);
}
void arch_prog_run(struct prog *prog)
{
smp_resume((void (*)(void *))do_arch_prog_run, prog);
}
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