u-boot-brain/arch/arm/mach-k3/security.c
Simon Glass db41d65a97 common: Move hang() to the same header as panic()
At present panic() is in the vsprintf.h header file. That does not seem
like an obvious choice for hang(), even though it relates to panic(). So
let's put hang() in its own header.

Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Migrate a few more files]
Signed-off-by: Tom Rini <trini@konsulko.com>
2020-01-17 17:53:40 -05:00

56 lines
1.6 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* K3: Security functions
*
* Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
* Andrew F. Davis <afd@ti.com>
*/
#include <common.h>
#include <dm.h>
#include <hang.h>
#include <linux/soc/ti/ti_sci_protocol.h>
#include <mach/spl.h>
#include <spl.h>
#include <asm/arch/sys_proto.h>
void board_fit_image_post_process(void **p_image, size_t *p_size)
{
struct ti_sci_handle *ti_sci = get_ti_sci_handle();
struct ti_sci_proc_ops *proc_ops = &ti_sci->ops.proc_ops;
u64 image_addr;
u32 image_size;
int ret;
image_addr = (uintptr_t)*p_image;
debug("Authenticating image at address 0x%016llx\n", image_addr);
/* Authenticate image */
ret = proc_ops->proc_auth_boot_image(ti_sci, &image_addr, &image_size);
if (ret) {
printf("Authentication failed!\n");
hang();
}
/*
* The image_size returned may be 0 when the authentication process has
* moved the image. When this happens no further processing on the
* image is needed or often even possible as it may have also been
* placed behind a firewall when moved.
*/
*p_size = image_size;
/*
* Output notification of successful authentication to re-assure the
* user that the secure code is being processed as expected. However
* suppress any such log output in case of building for SPL and booting
* via YMODEM. This is done to avoid disturbing the YMODEM serial
* protocol transactions.
*/
if (!(IS_ENABLED(CONFIG_SPL_BUILD) &&
IS_ENABLED(CONFIG_SPL_YMODEM_SUPPORT) &&
spl_boot_device() == BOOT_DEVICE_UART))
printf("Authentication passed\n");
}