uboot/u-boot-stm32mp-2020.01/include/initcall.h

52 lines
1.2 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
if (reloc_ofs)
debug("initcall: %p (relocated to %p)\n",
(char *)*init_fnc_ptr - reloc_ofs,
(char *)*init_fnc_ptr);
else
debug("initcall: %p\n", (char *)*init_fnc_ptr - reloc_ofs);
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