Introduce a common remoteproc elf loader function that automatically
detects the 64 bit elf file or 32 bit elf file and loads the sections
accordingly.
Signed-off-by: Lokesh Vutla <lokeshvu...@ti.com>
---
drivers/remoteproc/rproc-elf-loader.c | 15 +++++++++++++++
include/remoteproc.h | 14 ++++++++++++++
2 files changed, 29 insertions(+)
diff --git a/drivers/remoteproc/rproc-elf-loader.c
b/drivers/remoteproc/rproc-elf-loader.c
index dff1873a51..276164bae7 100644
--- a/drivers/remoteproc/rproc-elf-loader.c
+++ b/drivers/remoteproc/rproc-elf-loader.c
@@ -219,3 +219,18 @@ int rproc_elf64_load_image(struct udevice *dev, ulong
addr, ulong size)
return ret;
}
+
+int rproc_elf_load_image(struct udevice *dev, ulong addr, ulong size)
+{
+ Elf32_Ehdr *ehdr = (Elf32_Ehdr *)addr;
+
+ if (!addr) {
+ dev_err(dev, "Invalid firmware address\n");
+ return -EFAULT;
+ }
+
+ if (ehdr->e_ident[EI_CLASS] == ELFCLASS64)
+ return rproc_elf64_load_image(dev, addr, size);
+ else
+ return rproc_elf32_load_image(dev, addr, size);
+}
diff --git a/include/remoteproc.h b/include/remoteproc.h
index f5d77c8c81..e0493aae2c 100644
--- a/include/remoteproc.h
+++ b/include/remoteproc.h
@@ -219,6 +219,17 @@ int rproc_elf32_load_image(struct udevice *dev, unsigned
long addr, ulong size);
* @return 0 if the image is successfully loaded, else appropriate error value.
*/
int rproc_elf64_load_image(struct udevice *dev, ulong addr, ulong size);
+
+/**
+ * rproc_elf_load_image() - load an ELF image
+ * @dev: device loading the ELF image
+ * @addr: valid ELF image address
+ * @size: size of the image
+ *
+ * Auto detects if the image is ELF32 or ELF64 image and load accordingly.
+ * @return 0 if the image is successfully loaded, else appropriate error value.
+ */
+int rproc_elf_load_image(struct udevice *dev, unsigned long addr, ulong size);
#else
static inline int rproc_init(void) { return -ENOSYS; }
static inline int rproc_dev_init(int id) { return -ENOSYS; }
@@ -235,6 +246,9 @@ static inline int rproc_elf32_load_image(struct udevice
*dev,
static inline int rproc_elf64_load_image(struct udevice *dev, ulong addr,
ulong size)
{ return -ENOSYS; }
+static inline int rproc_elf_load_image(struct udevice *dev, ulong addr,
+ ulong size)
+{ return -ENOSYS; }
#endif
#endif /* _RPROC_H_ */
--
2.22.0
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