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ec/google/wilco: Add mailbox commands

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Add basic supported mailbox commands for this embedded contrlller,
and define some command functions to retrieve and print information
about the EC.

Change-Id: Ibcef7d58e1852fdb2e52b97acd4b51a26dd8cd77
Signed-off-by: Duncan Laurie <dlaurie@google.com>
Reviewed-on: https://review.coreboot.org/29115
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Duncan Laurie
2018-10-15 02:18:03 +00:00
committed by Duncan Laurie
parent 5f6f1dab7d
commit b0bf280be4
3 changed files with 130 additions and 1 deletions
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52
src/ec/google/wilco/commands.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright 2018 Google LLC
*
* 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 <console/console.h>
#include <stdint.h>
#include <string.h>
#include "ec.h"
#include "commands.h"
int wilco_ec_get_info(enum get_ec_info_cmd type, char *info)
{
struct ec_response_get_ec_info rsp;
if (!info)
return -1;
if (wilco_ec_sendrecv(KB_EC_INFO, type, &rsp, sizeof(rsp)) < 0)
return -1;
/* Copy returned string */
strncpy(info, rsp.data, sizeof(rsp.data));
return 0;
}
void wilco_ec_print_all_info(void)
{
char info[EC_INFO_MAX_SIZE];
if (!wilco_ec_get_info(GET_EC_LABEL, info))
printk(BIOS_INFO, "EC Label : %s\n", info);
if (!wilco_ec_get_info(GET_EC_SVN_REV, info))
printk(BIOS_INFO, "EC Revision : %s\n", info);
if (!wilco_ec_get_info(GET_EC_MODEL_NO, info))
printk(BIOS_INFO, "EC Model Num : %s\n", info);
if (!wilco_ec_get_info(GET_EC_BUILD_DATE, info))
printk(BIOS_INFO, "EC Build Date : %s\n", info);
}