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 sean.anderson@seco.com ---
Changes in v2: - New
common/spl/spl_semihosting.c | 39 +++++++++++++++--------------------- 1 file changed, 16 insertions(+), 23 deletions(-)
diff --git a/common/spl/spl_semihosting.c b/common/spl/spl_semihosting.c index df6aeb2951..35fbc2ee5e 100644 --- a/common/spl/spl_semihosting.c +++ b/common/spl/spl_semihosting.c @@ -9,16 +9,16 @@ #include <semihosting.h> #include <spl.h>
-static int smh_read_full(long fd, void *memp, size_t len) +static ulong spl_smh_fit_read(struct spl_load_info *load, ulong sector, + ulong count, void *buf) { - long read; + int ret, fd = *(int *)load->priv;
- read = smh_read(fd, memp, len); - if (read < 0) - return read; - if (read != len) - return -EIO; - return 0; + if (smh_seek(fd, sector)) + return 0; + + ret = smh_read(fd, buf, count); + return ret < 0 ? 0 : ret; }
static int spl_smh_load_image(struct spl_image_info *spl_image, @@ -29,12 +29,17 @@ static int spl_smh_load_image(struct spl_image_info *spl_image, long fd, len; struct image_header *header = spl_get_load_buffer(-sizeof(*header), sizeof(*header)); + struct spl_load_info load = { + .bl_len = 1, + .read = spl_smh_fit_read, + };
fd = smh_open(filename, MODE_READ | MODE_BINARY); if (fd < 0) { log_debug("could not open %s: %ld\n", filename, fd); return fd; } + load.priv = &fd;
ret = smh_flen(fd); if (ret < 0) { @@ -43,25 +48,13 @@ static int spl_smh_load_image(struct spl_image_info *spl_image, } len = ret;
- ret = smh_read_full(fd, header, sizeof(struct image_header)); - if (ret) { + ret = smh_read(fd, header, sizeof(struct image_header)); + if (ret != sizeof(struct image_header)) { log_debug("could not read image header: %d\n", ret); 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); + ret = spl_load(spl_image, bootdev, &load, header, len, 0); if (ret) log_debug("could not read %s: %d\n", filename, ret); out: