arm: Mis-aligned data issue fix.

Fixes issue with big endian hosts and mis-aligned data on some hosts.
Fixes unaligned access exception on hosts that do not support unaligned
access when debugging some arm targets.

Signed-off-by: Jason Moehlman <jmoehlma@linux-software.com>
Change-Id: I6bc6fb1b3c3565b256674b9ef43ed2afd14f5178
Reviewed-on: http://openocd.zylin.com/996
Tested-by: jenkins
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>

diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c
index 65d29f0c2dc121444adea4ba6ab1500667608957..a0fd4cb4a620b148c440040016e4a70a669e714d 100644 (file)
--- a/src/target/arm_adi_v5.c
+++ b/src/target/arm_adi_v5.c
@@ -307,8 +307,9 @@ int mem_ap_write_buf_u32(struct adiv5_dap *dap, const uint8_t *buffer, int count
                        return retval;
 
                for (writecount = 0; writecount < blocksize; writecount++) {
-                       retval = dap_queue_ap_write(dap, AP_REG_DRW,
-                               *(uint32_t *) ((void *) (buffer + 4 * writecount)));
+                       uint32_t tmp;
+                       tmp = buf_get_u32(buffer + 4 * writecount, 0, 32);
+                       retval = dap_queue_ap_write(dap, AP_REG_DRW, tmp);
                        if (retval != ERROR_OK)
                                break;
                }