[PATCH 6/7] arm64: add uImage support
David Woodhouse
dwmw2 at infradead.org
Wed Mar 8 14:41:13 PST 2017
From: David Woodhouse <dwmw at amazon.co.uk>
Signed-off-by: David Woodhouse <dwmw at amazon.co.uk>
---
kexec/arch/arm64/Makefile | 3 +++
kexec/arch/arm64/kexec-arm64.c | 1 +
kexec/arch/arm64/kexec-arm64.h | 4 ++++
kexec/arch/arm64/kexec-uImage-arm64.c | 34 ++++++++++++++++++++++++++++++++++
4 files changed, 42 insertions(+)
create mode 100644 kexec/arch/arm64/kexec-uImage-arm64.c
diff --git a/kexec/arch/arm64/Makefile b/kexec/arch/arm64/Makefile
index 74b677f..a931f0e 100644
--- a/kexec/arch/arm64/Makefile
+++ b/kexec/arch/arm64/Makefile
@@ -12,8 +12,11 @@ arm64_KEXEC_SRCS += \
kexec/arch/arm64/crashdump-arm64.c \
kexec/arch/arm64/kexec-arm64.c \
kexec/arch/arm64/kexec-elf-arm64.c \
+ kexec/arch/arm64/kexec-uImage-arm64.c \
kexec/arch/arm64/kexec-image-arm64.c
+arm64_UIMAGE = kexec/kexec-uImage.c
+
arm64_ARCH_REUSE_INITRD =
arm64_ADD_SEGMENT =
arm64_VIRT_TO_PHYS =
diff --git a/kexec/arch/arm64/kexec-arm64.c b/kexec/arch/arm64/kexec-arm64.c
index 04fd396..c822939 100644
--- a/kexec/arch/arm64/kexec-arm64.c
+++ b/kexec/arch/arm64/kexec-arm64.c
@@ -40,6 +40,7 @@ const struct arch_map_entry arches[] = {
struct file_type file_type[] = {
{"vmlinux", elf_arm64_probe, elf_arm64_load, elf_arm64_usage},
{"Image", image_arm64_probe, image_arm64_load, image_arm64_usage},
+ {"uImage", uImage_arm64_probe, uImage_arm64_load, uImage_arm64_usage},
};
int file_types = sizeof(file_type) / sizeof(file_type[0]);
diff --git a/kexec/arch/arm64/kexec-arm64.h b/kexec/arch/arm64/kexec-arm64.h
index bd4c20e..bf724ef 100644
--- a/kexec/arch/arm64/kexec-arm64.h
+++ b/kexec/arch/arm64/kexec-arm64.h
@@ -30,6 +30,10 @@ int image_arm64_probe(const char *kernel_buf, off_t kernel_size);
int image_arm64_load(int argc, char **argv, const char *kernel_buf,
off_t kernel_size, struct kexec_info *info);
void image_arm64_usage(void);
+int uImage_arm64_probe(const char *buf, off_t len);
+int uImage_arm64_load(int argc, char **argv, const char *buf, off_t len,
+ struct kexec_info *info);
+void uImage_arm64_usage(void);
off_t initrd_base;
off_t initrd_size;
diff --git a/kexec/arch/arm64/kexec-uImage-arm64.c b/kexec/arch/arm64/kexec-uImage-arm64.c
new file mode 100644
index 0000000..022d7ee
--- /dev/null
+++ b/kexec/arch/arm64/kexec-uImage-arm64.c
@@ -0,0 +1,34 @@
+/*
+ * uImage support added by David Woodhouse <dwmw2 at infradead.org>
+ */
+#include <stdint.h>
+#include <string.h>
+#include <sys/types.h>
+#include <image.h>
+#include <kexec-uImage.h>
+#include "../../kexec.h"
+#include "kexec-arm64.h"
+
+int uImage_arm64_probe(const char *buf, off_t len)
+{
+ return uImage_probe_kernel(buf, len, IH_ARCH_ARM64);
+}
+
+int uImage_arm64_load(int argc, char **argv, const char *buf, off_t len,
+ struct kexec_info *info)
+{
+ struct Image_info img;
+ int ret;
+
+ ret = uImage_load(buf, len, &img);
+ if (ret)
+ return ret;
+
+ return image_arm64_load(argc, argv, img.buf, img.len, info);
+}
+
+void uImage_arm64_usage(void)
+{
+ printf(
+" An ARM64 U-boot uImage file, compressed or not, big or little endian.\n\n");
+}
--
2.9.3
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