mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-28 07:31:15 +00:00
3616218b5a
- Generally we just drop the #ifdef CONFIG_SYS_LONGHELP and endif lines and use U_BOOT_LONGHELP to declare the same variable name as before - In a few places, either rename the variable to follow convention or introduce the variable as it was being done inline before. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
40 lines
919 B
C
40 lines
919 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* The 'exception' command can be used for testing exception handling.
|
|
*
|
|
* Copyright (c) 2020, Heinrich Schuchardt <xypron.glpk@gmx.de>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
|
|
static int do_sigsegv(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
u8 *ptr = NULL;
|
|
|
|
*ptr = 0;
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
static int do_undefined(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
asm volatile (".word 0xffff\n");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
static struct cmd_tbl cmd_sub[] = {
|
|
U_BOOT_CMD_MKENT(sigsegv, CONFIG_SYS_MAXARGS, 1, do_sigsegv,
|
|
"", ""),
|
|
U_BOOT_CMD_MKENT(undefined, CONFIG_SYS_MAXARGS, 1, do_undefined,
|
|
"", ""),
|
|
};
|
|
|
|
U_BOOT_LONGHELP(exception,
|
|
"<ex>\n"
|
|
" The following exceptions are available:\n"
|
|
" undefined - undefined instruction\n"
|
|
" sigsegv - illegal memory access\n");
|
|
|
|
#include <exception.h>
|