Hi Lokesh,
Then a common rproc_elf_sanity_check() 32/64-bit common API would be
great :)
BR
Fabien
On 28/08/2019 2:55 PM, Lokesh Vutla wrote:
> 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_ */
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