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cmd: broadcom: add command for chimp handshake

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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>
This commit is contained in:
Bharat Kumar Reddy Gooty 2020-08-20 20:41:06 +05:30 • committed by Tom Rini
parent 70bf26332f
commit a09ca687e7
3 changed files with 40 additions and 0 deletions
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33
cmd/broadcom/chimp_handshake.c Normal file
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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2020 Broadcom
*/
#include <common.h>
#include <command.h>
#include <broadcom/chimp.h>
/* This command should be called after loading the nitro binaries */
static int do_chimp_hs(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
int ret = CMD_RET_USAGE;
u32 hstatus;
/* Returns 1, if handshake call is success */
if (chimp_handshake_status_optee(0, &hstatus))
ret = CMD_RET_SUCCESS;
if (hstatus == CHIMP_HANDSHAKE_SUCCESS)
printf("ChiMP Handshake successful\n");
else
printf("ERROR: ChiMP Handshake status 0x%x\n", hstatus);
return ret;
}
U_BOOT_CMD
(chimp_hs, 1, 1, do_chimp_hs,
"Verify the Chimp handshake",
"chimp_hs\n"
);