diff options
author | Dave Young <dyoung@redhat.com> | 2015-11-23 15:04:23 +0800 |
---|---|---|
committer | Simon Horman <horms@verge.net.au> | 2015-11-24 16:04:10 +0900 |
commit | 4bad06c3cd2a989459458eadd78c703ac5a3b8b6 (patch) | |
tree | 751d05ca599529d1c4eb1174777e5d5725812b3d /kexec/arch/arm/kexec-zImage-arm.c | |
parent | 4580c372000b469c4292e548c806dfe5922e97d1 (diff) |
arm: use /sys/firmware/fdt in case without --atags and --dtb
Latest linux kernel will create /sys/firmware/fdt file. It will be convenient
to use it in case one does not specify --atags and --dtb options.
Signed-off-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'kexec/arch/arm/kexec-zImage-arm.c')
-rw-r--r-- | kexec/arch/arm/kexec-zImage-arm.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kexec/arch/arm/kexec-zImage-arm.c b/kexec/arch/arm/kexec-zImage-arm.c index d5b8ab4..d85ab9b 100644 --- a/kexec/arch/arm/kexec-zImage-arm.c +++ b/kexec/arch/arm/kexec-zImage-arm.c @@ -396,6 +396,14 @@ int zImage_arm_load(int argc, char **argv, const char *buf, off_t len, return -1; } + if (!use_atags && !dtb_file) { + int f; + + f = have_sysfs_fdt(); + if (f) + dtb_file = SYSFS_FDT; + } + if (command_line) { command_line_len = strlen(command_line) + 1; if (command_line_len > COMMAND_LINE_SIZE) |