This converts the semihosting load method to use spl_load. As a result, it also adds support for LOAD_FIT_FULL and IMX images.
Signed-off-by: Sean Anderson seanga2@gmail.com ---
Changes in v6: - Explicitly initialize load_info members
Changes in v5: - Rework to load header in spl_load
Changes in v2: - New
common/spl/spl_semihosting.c | 52 +++++------------------------------- include/spl_load.h | 1 + 2 files changed, 7 insertions(+), 46 deletions(-)
diff --git a/common/spl/spl_semihosting.c b/common/spl/spl_semihosting.c index 9b0610b8fc8..941fa911040 100644 --- a/common/spl/spl_semihosting.c +++ b/common/spl/spl_semihosting.c @@ -8,18 +8,7 @@ #include <log.h> #include <semihosting.h> #include <spl.h> - -static int smh_read_full(long fd, void *memp, size_t len) -{ - long read; - - read = smh_read(fd, memp, len); - if (read < 0) - return read; - if (read != len) - return -EIO; - return 0; -} +#include <spl_load.h>
static ulong smh_fit_read(struct spl_load_info *load, ulong file_offset, ulong size, void *buf) @@ -40,8 +29,7 @@ static int spl_smh_load_image(struct spl_image_info *spl_image, const char *filename = CONFIG_SPL_FS_LOAD_PAYLOAD_NAME; int ret; long fd, len; - struct legacy_img_hdr *header = - spl_get_load_buffer(-sizeof(*header), sizeof(*header)); + struct spl_load_info load;
fd = smh_open(filename, MODE_READ | MODE_BINARY); if (fd < 0) { @@ -56,38 +44,10 @@ static int spl_smh_load_image(struct spl_image_info *spl_image, } len = ret;
- ret = smh_read_full(fd, header, sizeof(struct legacy_img_hdr)); - if (ret) { - log_debug("could not read image header: %d\n", ret); - goto out; - } - - if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) && - image_get_magic(header) == FDT_MAGIC) { - struct spl_load_info load; - - debug("Found FIT\n"); - load.read = smh_fit_read; - spl_set_bl_len(&load, 1); - load.priv = &fd; - - ret = spl_load_simple_fit(spl_image, &load, 0, header); - goto out; - } - - ret = spl_parse_image_header(spl_image, bootdev, header); - if (ret) { - log_debug("failed to parse image header: %d\n", ret); - goto out; - } - - ret = smh_seek(fd, 0); - if (ret) { - log_debug("could not seek to start of image: %d\n", ret); - goto out; - } - - ret = smh_read_full(fd, (void *)spl_image->load_addr, len); + load.read = smh_fit_read; + spl_set_bl_len(&load, 1); + load.priv = &fd; + ret = spl_load(spl_image, bootdev, &load, len, 0); if (ret) log_debug("could not read %s: %d\n", filename, ret); out: diff --git a/include/spl_load.h b/include/spl_load.h index 2618109cee0..2a20e866cd8 100644 --- a/include/spl_load.h +++ b/include/spl_load.h @@ -102,6 +102,7 @@ static inline int _spl_load(struct spl_image_info *spl_image, (IS_ENABLED(CONFIG_SPL_NAND_SUPPORT) && !IS_ENABLED(CONFIG_SPL_UBI)) + \ IS_ENABLED(CONFIG_SPL_NET) + \ IS_ENABLED(CONFIG_SPL_NOR_SUPPORT) + \ + IS_ENABLED(CONFIG_SPL_SEMIHOSTING) + \ 0
#if SPL_LOAD_USERS > 1