Use map_sysmem() so that hashing is possible on sandbox.
Signed-off-by: Simon Glass sjg@chromium.org --- Changes in v3: None Changes in v2: - Rebase on top of earlier patches
common/hash.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-)
diff --git a/common/hash.c b/common/hash.c index 2617316..d6f4aa1 100644 --- a/common/hash.c +++ b/common/hash.c @@ -28,6 +28,7 @@ #include <hash.h> #include <sha1.h> #include <sha256.h> +#include <asm/io.h>
/* * These are the hash algorithms we support. Chips which support accelerated @@ -117,10 +118,13 @@ static void store_result(struct hash_algo *algo, const u8 *sum, str_ptr = '\0'; setenv(dest, str_output); } else { - u8 *ptr; + ulong addr; + void *buf;
- ptr = (u8 *)simple_strtoul(dest, NULL, 16); - memcpy(ptr, sum, algo->digest_size); + addr = simple_strtoul(dest, NULL, 16); + buf = map_sysmem(addr, algo->digest_size); + memcpy(buf, sum, algo->digest_size); + unmap_sysmem(buf); } }
@@ -154,10 +158,12 @@ static int parse_verify_sum(struct hash_algo *algo, char *verify_str, u8 *vsum, }
if (env_var) { - u8 *ptr; + ulong addr; + void *buf;
- ptr = (u8 *)simple_strtoul(verify_str, NULL, 16); - memcpy(vsum, ptr, algo->digest_size); + addr = simple_strtoul(verify_str, NULL, 16); + buf = map_sysmem(addr, algo->digest_size); + memcpy(vsum, buf, algo->digest_size); } else { unsigned int i; char *vsum_str; @@ -228,6 +234,7 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag, struct hash_algo *algo; u8 output[HASH_MAX_DIGEST_SIZE]; u8 vsum[HASH_MAX_DIGEST_SIZE]; + void *buf;
algo = find_hash_algo(algo_name); if (!algo) { @@ -241,8 +248,9 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag, return 1; }
- algo->hash_func_ws((const unsigned char *)addr, len, output, - algo->chunk_size); + buf = map_sysmem(addr, len); + algo->hash_func_ws(buf, len, output, algo->chunk_size); + unmap_sysmem(buf);
/* Try to avoid code bloat when verify is not needed */ #ifdef CONFIG_HASH_VERIFY