diff options
| author | Fabien Dessenne <fabien.dessenne@st.com> | 2019-10-30 14:38:28 +0100 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-01-07 11:13:25 -0500 |
| commit | ffcb880de81c7a8fb4328b415bf95cae57bc6b2b (patch) | |
| tree | 6e4b28fe66c8faa4b40be12327b0ac87c97ece75 /include/remoteproc.h | |
| parent | 152781d4641e0e4c37b3a32f699cf99aeec877c8 (diff) | |
remoteproc: elf_loader: Add elf resource table load support
Add rproc_elf_load_rsc_table(), which searches for a resource table in
an elf64/elf32 image, and if found, copies it to device memory.
Add also the elf32 and elf64 variants of this API.
Add a test for this.
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Acked-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Diffstat (limited to 'include/remoteproc.h')
| -rw-r--r-- | include/remoteproc.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/include/remoteproc.h b/include/remoteproc.h index 046cd9e54e..a903acb9b2 100644 --- a/include/remoteproc.h +++ b/include/remoteproc.h @@ -277,6 +277,64 @@ int rproc_elf_load_image(struct udevice *dev, unsigned long addr, ulong size); * image. */ ulong rproc_elf_get_boot_addr(struct udevice *dev, ulong addr); + +/** + * rproc_elf32_load_rsc_table() - load the resource table from an ELF32 image + * + * Search for the resource table in an ELF32 image, and if found, copy it to + * device memory. + * + * @dev: device loading the resource table + * @fw_addr: ELF image address + * @fw_size: size of the ELF image + * @rsc_addr: pointer to the found resource table address. Updated on + * operation success + * @rsc_size: pointer to the found resource table size. Updated on operation + * success + * + * @return 0 if a valid resource table is successfully loaded, -ENODATA if there + * is no resource table (which is optional), or another appropriate error value. + */ +int rproc_elf32_load_rsc_table(struct udevice *dev, ulong fw_addr, + ulong fw_size, ulong *rsc_addr, ulong *rsc_size); +/** + * rproc_elf64_load_rsc_table() - load the resource table from an ELF64 image + * + * Search for the resource table in an ELF64 image, and if found, copy it to + * device memory. + * + * @dev: device loading the resource table + * @fw_addr: ELF image address + * @fw_size: size of the ELF image + * @rsc_addr: pointer to the found resource table address. Updated on + * operation success + * @rsc_size: pointer to the found resource table size. Updated on operation + * success + * + * @return 0 if a valid resource table is successfully loaded, -ENODATA if there + * is no resource table (which is optional), or another appropriate error value. + */ +int rproc_elf64_load_rsc_table(struct udevice *dev, ulong fw_addr, + ulong fw_size, ulong *rsc_addr, ulong *rsc_size); +/** + * rproc_elf_load_rsc_table() - load the resource table from an ELF image + * + * Auto detects if the image is ELF32 or ELF64 image and search accordingly for + * the resource table, and if found, copy it to device memory. + * + * @dev: device loading the resource table + * @fw_addr: ELF image address + * @fw_size: size of the ELF image + * @rsc_addr: pointer to the found resource table address. Updated on + * operation success + * @rsc_size: pointer to the found resource table size. Updated on operation + * success + * + * @return 0 if a valid resource table is successfully loaded, -ENODATA if there + * is no resource table (which is optional), or another appropriate error value. + */ +int rproc_elf_load_rsc_table(struct udevice *dev, ulong fw_addr, + ulong fw_size, ulong *rsc_addr, ulong *rsc_size); #else static inline int rproc_init(void) { return -ENOSYS; } static inline int rproc_dev_init(int id) { return -ENOSYS; } @@ -304,6 +362,18 @@ static inline int rproc_elf_load_image(struct udevice *dev, ulong addr, { return -ENOSYS; } static inline ulong rproc_elf_get_boot_addr(struct udevice *dev, ulong addr) { return 0; } +static inline int rproc_elf32_load_rsc_table(struct udevice *dev, ulong fw_addr, + ulong fw_size, ulong *rsc_addr, + ulong *rsc_size) +{ return -ENOSYS; } +static inline int rproc_elf64_load_rsc_table(struct udevice *dev, ulong fw_addr, + ulong fw_size, ulong *rsc_addr, + ulong *rsc_size) +{ return -ENOSYS; } +static inline int rproc_elf_load_rsc_table(struct udevice *dev, ulong fw_addr, + ulong fw_size, ulong *rsc_addr, + ulong *rsc_size) +{ return -ENOSYS; } #endif #endif /* _RPROC_H_ */ |