u-boot/include/initcall.h
Simon Glass 315f60d741 initcall: Drop use of header files
This file should not include header files. They have already been included
by the time initcall.h is included. Also, document how to enable debugging
in this file.

Signed-off-by: Simon Glass <sjg@chromium.org>
2019-04-23 20:26:43 -06:00

50 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2011 The Chromium OS Authors.
*/
#ifndef __INITCALL_H
#define __INITCALL_H
typedef int (*init_fnc_t)(void);
/*
* To enable debugging. add #define DEBUG at the top of the including file.
*
* To find a symbol, use grep on u-boot.map
*/
static inline int initcall_run_list(const init_fnc_t init_sequence[])
{
const init_fnc_t *init_fnc_ptr;
for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
unsigned long reloc_ofs = 0;
int ret;
/*
* Sandbox is relocated by the OS, so symbols always appear at
* the relocated address.
*/
if (IS_ENABLED(CONFIG_SANDBOX) || (gd->flags & GD_FLG_RELOC))
reloc_ofs = gd->reloc_off;
#ifdef CONFIG_EFI_APP
reloc_ofs = (unsigned long)image_base;
#endif
debug("initcall: %p", (char *)*init_fnc_ptr - reloc_ofs);
if (reloc_ofs)
debug(" (relocated to %p)\n", (char *)*init_fnc_ptr);
else
debug("\n");
ret = (*init_fnc_ptr)();
if (ret) {
printf("initcall sequence %p failed at call %p (err=%d)\n",
init_sequence,
(char *)*init_fnc_ptr - reloc_ofs, ret);
return -1;
}
}
return 0;
}
#endif