+ free(t);
+
+ if (retval != ERROR_OK)
+ LOG_ERROR("Fastdata access Failed");
+
+ return retval;
+}
+
+static int mips_m4k_bulk_read_memory(struct target *target, target_addr_t address,
+ uint32_t count, uint8_t *buffer)
+{
+ struct mips32_common *mips32 = target_to_mips32(target);
+ struct mips_ejtag *ejtag_info = &mips32->ejtag_info;
+ struct working_area *fast_data_area;
+ int retval;
+ int write_t = 0;
+
+ LOG_DEBUG("address: " TARGET_ADDR_FMT ", count: 0x%8.8" PRIx32 "",
+ address, count);
+
+ /* check alignment */
+ if (address & 0x3u)
+ return ERROR_TARGET_UNALIGNED_ACCESS;
+
+ if (!mips32->fast_data_area) {
+ /* Get memory for block read handler
+ * we preserve this area between calls and gain a speed increase
+ * of about 3kb/sec when reading flash
+ * this will be released/nulled by the system when the target is resumed or reset */
+ retval = target_alloc_working_area(target,
+ MIPS32_FASTDATA_HANDLER_SIZE,
+ &mips32->fast_data_area);
+ if (retval != ERROR_OK) {
+ LOG_ERROR("No working area available");
+ return retval;
+ }
+
+ /* reset fastadata state so the algo get reloaded */
+ ejtag_info->fast_access_save = -1;
+ }
+
+ fast_data_area = mips32->fast_data_area;
+
+ if (address < (fast_data_area->address + fast_data_area->size) &&
+ fast_data_area->address < (address + count)) {
+ LOG_ERROR("fast_data (" TARGET_ADDR_FMT ") is within read area "
+ "(" TARGET_ADDR_FMT "-" TARGET_ADDR_FMT ").",
+ fast_data_area->address, address, address + count);
+ LOG_ERROR("Change work-area-phys or load_image address!");
+ return ERROR_FAIL;
+ }
+
+ /* mips32_pracc_fastdata_xfer requires uint32_t in host endianness, */
+ /* but byte array represents target endianness */
+ uint32_t *t = malloc(count * sizeof(uint32_t));
+ if (!t) {
+ LOG_ERROR("Out of memory");
+ return ERROR_FAIL;
+ }
+
+ retval = mips32_pracc_fastdata_xfer(ejtag_info, mips32->fast_data_area, write_t, address,
+ count, t);
+
+ target_buffer_set_u32_array(target, buffer, count, t);
+
+ free(t);