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| author | Tom Rini <trini@konsulko.com> | 2020-12-14 18:57:57 -0500 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-12-14 18:57:57 -0500 |
| commit | 8351a29d2df18c92d8e365cfa848218c3859f3d2 (patch) | |
| tree | 5d29001be9accfb8029df9d9ed78fba196ee07b9 /cmd/sandbox | |
| parent | ddaa94978583d07ec515e7226e397221d8cc44c8 (diff) | |
| parent | b7bbd553de0d9752f919dfc616f560f6f2504c14 (diff) | |
Merge tag 'dm-pull-14dec20' of git://git.denx.de/u-boot-dm into next
Driver model tidy-up for livetree
Driver model big rename for consistency
Python 3 clean-ups for patman
Update sandbox serial driver to use membuff
Diffstat (limited to 'cmd/sandbox')
| -rw-r--r-- | cmd/sandbox/Makefile | 3 | ||||
| -rw-r--r-- | cmd/sandbox/exception.c | 41 |
2 files changed, 44 insertions, 0 deletions
diff --git a/cmd/sandbox/Makefile b/cmd/sandbox/Makefile new file mode 100644 index 0000000000..24df023ece --- /dev/null +++ b/cmd/sandbox/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0+ + +obj-$(CONFIG_CMD_EXCEPTION) += exception.o diff --git a/cmd/sandbox/exception.c b/cmd/sandbox/exception.c new file mode 100644 index 0000000000..1aa1d673ae --- /dev/null +++ b/cmd/sandbox/exception.c @@ -0,0 +1,41 @@ +// 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, + "", ""), +}; + +static char exception_help_text[] = + "<ex>\n" + " The following exceptions are available:\n" + " undefined - undefined instruction\n" + " sigsegv - illegal memory access\n" + ; + +#include <exception.h> |