blob: e6202bb2893ae4036bd1b931472c474745e516b3 [file] [log] [blame]
/*
* This file is part of the flashrom project.
*
* Copyright (C) 2020 The Chromium OS Authors. All rights reserved.
*
* 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.
*
* 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 "programmer.h"
/* ugly singleton to work around cros layering violations in action_descriptor.c */
static int ec_alias_path = 0;
int programming_ec(void)
{
return ec_alias_path;
}
static int cros_ec_alias_init(void)
{
/* User called '-p ec' and so toggle ec-alias path detection on. */
ec_alias_path = 1;
/* probe for programmers that bridge LPC <--> SPI */
return cros_ec_probe_dev();
}
static int cros_host_alias_init(void)
{
msg_pdbg("%s(): Redirecting dispatch -> internal_init().\n", __func__);
return internal_init();
}
const struct programmer_entry programmer_google_ec_alias = {
.name = "ec",
.type = OTHER,
.devs.note = "Google EC alias mechanism.\n",
.init = cros_ec_alias_init,
.map_flash_region = physmap, /* TODO(b/171934191) */
.unmap_flash_region = physunmap, /* TODO(b/171934191) */
.delay = internal_delay,
/*
* "ec" implies in-system programming on a live system, so
* handle with paranoia to catch errors early. If something goes
* wrong then hopefully the system will still be recoverable.
*/
.paranoid = 1,
};
const struct programmer_entry programmer_google_host_alias = {
.name = "host",
.type = OTHER,
.devs.note = "Google host alias mechanism.\n",
.init = cros_host_alias_init,
.map_flash_region = physmap,
.unmap_flash_region = physunmap,
.delay = internal_delay,
/*
* "Internal" implies in-system programming on a live system, so
* handle with paranoia to catch errors early. If something goes
* wrong then hopefully the system will still be recoverable.
*/
.paranoid = 1,
};