u-boot/include/broadcom/chimp.h
Bharat Kumar Reddy Gooty a09ca687e7 cmd: broadcom: add command for chimp handshake
Add command for chimp handshake.
Handshake is used to know chimp is loaded and booted successfully.

Signed-off-by: Bharat Kumar Reddy Gooty <bharat.gooty@broadcom.com>
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-09-09 16:57:35 -04:00

55 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2020 Broadcom.
*
*/
#ifndef __CHIMP_H__
#define __CHIMP_H__
#include <linux/compiler.h>
/*
* Chimp binary has health status like initialization complete,
* crash or running fine
*/
#define BCM_CHIMP_RUNNIG_GOOD 0x8000
enum {
CHIMP_HANDSHAKE_SUCCESS = 0,
CHIMP_HANDSHAKE_WAIT_ERROR,
CHIMP_HANDSHAKE_WAIT_TIMEOUT,
};
/**
* chimp_fastboot_optee() - api to load bnxt firmware
*
* @return: 0 on success and -ve on failure
*/
int chimp_fastboot_optee(void);
/**
* chimp_health_status_optee() - get chimp health status
*
* Chimp health status could be firmware is in good condition or
* bad condition because of crash/hang.
*
* @status: pointer to get chimp health status
*
* @return: 0 on success and -ve on failure
*/
int chimp_health_status_optee(u32 *status);
/**
* chimp_handshake_status_optee() - get chimp handshake status.
*
* To know firmware is loaded and running.
*
* @timeout: timeout value, if 0 then default timeout is considered by op-tee
* @hstatus: pointer to chimp handshake status
*
* @return: 0 on success and -ve on failure
*/
int chimp_handshake_status_optee(u32 timeout, u32 *hstatus);
#endif