-/* Internal functions used in the module, partial transactions, use with caution */
-extern int dap_dp_write_reg(swjdp_common_t *swjdp, uint32_t value, uint8_t reg_addr);
-/* extern int swjdp_write_apacc(swjdp_common_t *swjdp, uint32_t value, uint8_t reg_addr); */
-extern int dap_dp_read_reg(swjdp_common_t *swjdp, uint32_t *value, uint8_t reg_addr);
-/* extern int swjdp_read_apacc(swjdp_common_t *swjdp, uint32_t *value, uint8_t reg_addr); */
-extern int dap_setup_accessport(swjdp_common_t *swjdp, uint32_t csw, uint32_t tar);
-extern int dap_ap_select(swjdp_common_t *swjdp,uint8_t apsel);
-
-extern int dap_ap_write_reg(swjdp_common_t *swjdp, uint32_t reg_addr, uint8_t* out_value_buf);
-extern int dap_ap_write_reg_u32(swjdp_common_t *swjdp, uint32_t reg_addr, uint32_t value);
-extern int dap_ap_read_reg(swjdp_common_t *swjdp, uint32_t reg_addr, uint8_t *in_value_buf);
-extern int dap_ap_read_reg_u32(swjdp_common_t *swjdp, uint32_t reg_addr, uint32_t *value);
-
-/* External interface, partial operations must be completed with swjdp_transaction_endcheck() */
-extern int swjdp_transaction_endcheck(swjdp_common_t *swjdp);
-
-/* MEM-AP memory mapped bus single uint32_t register transfers, without endcheck */
-extern int mem_ap_read_u32(swjdp_common_t *swjdp, uint32_t address, uint32_t *value);
-extern int mem_ap_write_u32(swjdp_common_t *swjdp, uint32_t address, uint32_t value);
-
-/* MEM-AP memory mapped bus transfers, single registers, complete transactions */
-extern int mem_ap_read_atomic_u32(swjdp_common_t *swjdp, uint32_t address, uint32_t *value);
-extern int mem_ap_write_atomic_u32(swjdp_common_t *swjdp, uint32_t address, uint32_t value);
-
-/* MEM-AP memory mapped bus block transfers */
-extern int mem_ap_read_buf_u8(swjdp_common_t *swjdp, uint8_t *buffer, int count, uint32_t address);
-extern int mem_ap_read_buf_u16(swjdp_common_t *swjdp, uint8_t *buffer, int count, uint32_t address);
-extern int mem_ap_read_buf_u32(swjdp_common_t *swjdp, uint8_t *buffer, int count, uint32_t address);
-extern int mem_ap_write_buf_u8(swjdp_common_t *swjdp, uint8_t *buffer, int count, uint32_t address);
-extern int mem_ap_write_buf_u16(swjdp_common_t *swjdp, uint8_t *buffer, int count, uint32_t address);
-extern int mem_ap_write_buf_u32(swjdp_common_t *swjdp, uint8_t *buffer, int count, uint32_t address);
+/**
+ * Queue a DP register write.
+ * Note that not all DP registers are writable; also, that JTAG and SWD
+ * have slight differences in DP register support.
+ *
+ * @param dap The DAP used for writing.
+ * @param reg The two-bit number of the DP register being written.
+ * @param data Value being written (host endianness)
+ *
+ * @return ERROR_OK for success, else a fault code.
+ */
+static inline int dap_queue_dp_write(struct adiv5_dap *dap,
+ unsigned reg, uint32_t data)
+{
+ assert(dap->ops != NULL);
+ return dap->ops->queue_dp_write(dap, reg, data);
+}
+
+/**
+ * Queue an AP register read.
+ *
+ * @param dap The DAP used for reading.
+ * @param reg The number of the AP register being read.
+ * @param data Pointer saying where to store the register's value
+ * (in host endianness).
+ *
+ * @return ERROR_OK for success, else a fault code.
+ */
+static inline int dap_queue_ap_read(struct adiv5_dap *dap,
+ unsigned reg, uint32_t *data)
+{
+ assert(dap->ops != NULL);
+ return dap->ops->queue_ap_read(dap, reg, data);
+}
+
+/**
+ * Queue an AP register write.
+ *
+ * @param dap The DAP used for writing.
+ * @param reg The number of the AP register being written.
+ * @param data Value being written (host endianness)
+ *
+ * @return ERROR_OK for success, else a fault code.
+ */
+static inline int dap_queue_ap_write(struct adiv5_dap *dap,
+ unsigned reg, uint32_t data)
+{
+ assert(dap->ops != NULL);
+ return dap->ops->queue_ap_write(dap, reg, data);
+}
+
+/**
+ * Queue an AP block read.
+ *
+ * @param dap The DAP used for reading.
+ * @param reg The number of the AP register being read.
+ * @param blocksize The number of the AP register being read.
+ * @param buffer Pointer saying where to store the data
+ * (in host endianness).
+ *
+ * @return ERROR_OK for success, else a fault code.
+ */
+static inline int dap_queue_ap_read_block(struct adiv5_dap *dap,
+ unsigned reg, unsigned blocksize, uint8_t *buffer)
+{
+ assert(dap->ops != NULL);
+ return dap->ops->queue_ap_read_block(dap, reg, blocksize, buffer);
+}
+
+/**
+ * Queue an AP abort operation. The current AP transaction is aborted,
+ * including any update of the transaction counter. The AP is left in
+ * an unknown state (so it must be re-initialized). For use only after
+ * the AP has reported WAIT status for an extended period.
+ *
+ * @param dap The DAP used for writing.
+ * @param ack Pointer to where transaction status will be stored.
+ *
+ * @return ERROR_OK for success, else a fault code.
+ */
+static inline int dap_queue_ap_abort(struct adiv5_dap *dap, uint8_t *ack)
+{
+ assert(dap->ops != NULL);
+ return dap->ops->queue_ap_abort(dap, ack);
+}
+
+/**
+ * Perform all queued DAP operations, and clear any errors posted in the
+ * CTRL_STAT register when they are done. Note that if more than one AP
+ * operation will be queued, one of the first operations in the queue
+ * should probably enable CORUNDETECT in the CTRL/STAT register.
+ *
+ * @param dap The DAP used.
+ *
+ * @return ERROR_OK for success, else a fault code.
+ */
+static inline int dap_run(struct adiv5_dap *dap)
+{
+ assert(dap->ops != NULL);
+ return dap->ops->run(dap);
+}
+
+/** Accessor for currently selected DAP-AP number (0..255) */
+static inline uint8_t dap_ap_get_select(struct adiv5_dap *swjdp)
+{
+ return (uint8_t)(swjdp->ap_current >> 24);
+}
+
+/* AP selection applies to future AP transactions */
+void dap_ap_select(struct adiv5_dap *dap, uint8_t ap);
+
+/* Queued AP transactions */
+int dap_setup_accessport(struct adiv5_dap *swjdp,
+ uint32_t csw, uint32_t tar);
+
+/* Queued MEM-AP memory mapped single word transfers */
+int mem_ap_read_u32(struct adiv5_dap *swjdp, uint32_t address, uint32_t *value);
+int mem_ap_write_u32(struct adiv5_dap *swjdp, uint32_t address, uint32_t value);
+
+/* Synchronous MEM-AP memory mapped single word transfers */
+int mem_ap_read_atomic_u32(struct adiv5_dap *swjdp,
+ uint32_t address, uint32_t *value);
+int mem_ap_write_atomic_u32(struct adiv5_dap *swjdp,
+ uint32_t address, uint32_t value);
+
+/* Queued MEM-AP memory mapped single word transfers with selection of ap */
+int mem_ap_sel_read_u32(struct adiv5_dap *swjdp, uint8_t ap,
+ uint32_t address, uint32_t *value);
+int mem_ap_sel_write_u32(struct adiv5_dap *swjdp, uint8_t ap,
+ uint32_t address, uint32_t value);
+
+/* Synchronous MEM-AP memory mapped single word transfers with selection of ap */
+int mem_ap_sel_read_atomic_u32(struct adiv5_dap *swjdp, uint8_t ap,
+ uint32_t address, uint32_t *value);
+int mem_ap_sel_write_atomic_u32(struct adiv5_dap *swjdp, uint8_t ap,
+ uint32_t address, uint32_t value);
+
+/* Synchronous MEM-AP memory mapped bus block transfers */
+int mem_ap_read(struct adiv5_dap *dap, uint8_t *buffer, uint32_t size,
+ uint32_t count, uint32_t address, bool addrinc);
+int mem_ap_write(struct adiv5_dap *dap, const uint8_t *buffer, uint32_t size,
+ uint32_t count, uint32_t address, bool addrinc);
+
+/* Synchronous MEM-AP memory mapped bus block transfers with selection of ap */
+int mem_ap_sel_read_buf(struct adiv5_dap *swjdp, uint8_t ap,
+ uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address);
+int mem_ap_sel_write_buf(struct adiv5_dap *swjdp, uint8_t ap,
+ const uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address);
+
+/* Synchronous, non-incrementing buffer functions for accessing fifos, with
+ * selection of ap */
+int mem_ap_sel_read_buf_noincr(struct adiv5_dap *swjdp, uint8_t ap,
+ uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address);
+int mem_ap_sel_write_buf_noincr(struct adiv5_dap *swjdp, uint8_t ap,
+ const uint8_t *buffer, uint32_t size, uint32_t count, uint32_t address);