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-rw-r--r--src/jtag/zy1000/zy1000.c68
1 files changed, 65 insertions, 3 deletions
diff --git a/src/jtag/zy1000/zy1000.c b/src/jtag/zy1000/zy1000.c
index da5aa366..d920c30b 100644
--- a/src/jtag/zy1000/zy1000.c
+++ b/src/jtag/zy1000/zy1000.c
@@ -845,11 +845,73 @@ void embeddedice_write_dcc(struct jtag_tap *tap, int reg_addr, uint8_t *buffer,
}
-int arm11_run_instr_data_to_core_noack_inner_default(struct arm11_common * arm11, uint32_t opcode, uint32_t * data, size_t count);
-int arm11_run_instr_data_to_core_noack_inner(struct arm11_common * arm11, uint32_t opcode, uint32_t * data, size_t count)
+int arm11_run_instr_data_to_core_noack_inner(struct jtag_tap * tap, uint32_t opcode, uint32_t * data, size_t count)
{
- return arm11_run_instr_data_to_core_noack_inner_default(arm11, opcode, data, count);
+#if 0
+ int arm11_run_instr_data_to_core_noack_inner_default(struct jtag_tap * tap, uint32_t opcode, uint32_t * data, size_t count);
+ return arm11_run_instr_data_to_core_noack_inner_default(tap, opcode, data, count);
+#else
+ static const int bits[] = {32, 2};
+ uint32_t values[] = {0, 0};
+
+ /* FIX!!!!!! the target_write_memory() API started this nasty problem
+ * with unaligned uint32_t * pointers... */
+ const uint8_t *t = (const uint8_t *)data;
+
+ while (count--)
+ {
+ values[0] = *t++;
+ values[0] |= (*t++<<8);
+ values[0] |= (*t++<<16);
+ values[0] |= (*t++<<24);
+
+ if (count > 0)
+ {
+ jtag_add_dr_out(tap,
+ 2,
+ bits,
+ values,
+ TAP_DRPAUSE);
+
+#if 1
+ /* copy & paste from arm11_dbgtap.c */
+ //TAP_DREXIT2, TAP_DRUPDATE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DRSHIFT
+
+ waitIdle();
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 1);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 1);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 0);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 0);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 0);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 1);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 0);
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x28, 0);
+ waitIdle();
+ ZY1000_POKE(ZY1000_JTAG_BASE + 0x20, TAP_DRSHIFT);
+#else
+ static const tap_state_t arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay[] =
+ {
+ TAP_DREXIT2, TAP_DRUPDATE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DRSHIFT
+ };
+
+ jtag_add_pathmove(ARRAY_SIZE(arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay),
+ arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay);
+#endif
+ } else
+ {
+ /* This will happen on the last iteration updating the current tap state
+ * so we don't have to track it during the common code path */
+ jtag_add_dr_out(tap,
+ 2,
+ bits,
+ values,
+ TAP_IDLE);
+ }
+ }
+
+ return jtag_execute_queue();
+#endif
}