1 files changed, 69 insertions, 0 deletions
diff --git a/src/target/arm11_dbgtap.h b/src/target/arm11_dbgtap.h
new file mode 100644
index 00000000..f8a793fa
--- /dev/null
+++ b/src/target/arm11_dbgtap.h
@@ -0,0 +1,69 @@
+#ifndef ARM11_DBGTAP_H
+#define ARM11_DBGTAP_H
+
+#include "arm11.h"
+
+/* ARM11 internals */
+
+void arm11_setup_field(arm11_common_t *arm11, int num_bits,
+		void *in_data, void *out_data, scan_field_t *field);
+void arm11_add_IR(arm11_common_t *arm11,
+		uint8_t instr, tap_state_t state);
+int arm11_add_debug_SCAN_N(arm11_common_t *arm11,
+		uint8_t chain, tap_state_t state);
+void arm11_add_debug_INST(arm11_common_t *arm11,
+		uint32_t inst, uint8_t *flag, tap_state_t state);
+int arm11_read_DSCR(arm11_common_t *arm11, uint32_t *dscr);
+int arm11_write_DSCR(arm11_common_t *arm11, uint32_t dscr);
+
+enum target_debug_reason arm11_get_DSCR_debug_reason(uint32_t dscr);
+
+int arm11_run_instr_data_prepare(arm11_common_t *arm11);
+int arm11_run_instr_data_finish(arm11_common_t *arm11);
+int arm11_run_instr_no_data(arm11_common_t *arm11,
+		uint32_t *opcode, size_t count);
+int arm11_run_instr_no_data1(arm11_common_t *arm11, uint32_t opcode);
+int arm11_run_instr_data_to_core(arm11_common_t *arm11,
+		uint32_t opcode, uint32_t *data, size_t count);
+int arm11_run_instr_data_to_core_noack(arm11_common_t *arm11,
+		uint32_t opcode, uint32_t *data, size_t count);
+int arm11_run_instr_data_to_core1(arm11_common_t *arm11,
+		uint32_t opcode, uint32_t data);
+int arm11_run_instr_data_from_core(arm11_common_t *arm11,
+		uint32_t opcode, uint32_t *data, size_t count);
+int arm11_run_instr_data_from_core_via_r0(arm11_common_t *arm11,
+		uint32_t opcode, uint32_t *data);
+int arm11_run_instr_data_to_core_via_r0(arm11_common_t *arm11,
+		uint32_t opcode, uint32_t data);
+
+int arm11_add_dr_scan_vc(int num_fields, scan_field_t *fields,
+		tap_state_t state);
+int arm11_add_ir_scan_vc(int num_fields, scan_field_t *fields,
+		tap_state_t state);
+
+/**
+ * Used with arm11_sc7_run to make a list of read/write commands for
+ * scan chain 7
+ */
+typedef struct arm11_sc7_action_s
+{
+	bool write; /**< Access mode: true for write, false for read. */
+	uint8_t	address; /**< Register address mode. Use enum #arm11_sc7 */
+	/**
+	 * If write then set this to value to be written.  In read mode
+	 * this receives the read value when the function returns.
+	 */
+	uint32_t value;
+} arm11_sc7_action_t;
+
+int arm11_sc7_run(arm11_common_t *arm11,
+		arm11_sc7_action_t *actions, size_t count);
+
+/* Mid-level helper functions */
+void arm11_sc7_clear_vbw(arm11_common_t *arm11);
+void arm11_sc7_set_vcr(arm11_common_t *arm11, uint32_t value);
+
+int arm11_read_memory_word(arm11_common_t *arm11,
+		uint32_t address, uint32_t *result);
+
+#endif // ARM11_DBGTAP_H