make jtag_add_statemove() internal to the driver.

[openocd.git] / src / xsvf / xsvf.c

diff --git a/src/xsvf/xsvf.c b/src/xsvf/xsvf.c
index d9b63163037c55a39675e40e82b27bf6c0501425..09736af6d185933ce1b2eaa0cd5b734108b80868 100644 (file)
--- a/src/xsvf/xsvf.c
+++ b/src/xsvf/xsvf.c
@@ -66,6 +66,37 @@ int tap_to_xsvf[] =
        0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf
 };
 
+
+/* xsvf has it's own definition of a statemove. This needs
+ * to be handled according to the specs, which has nothing
+ * to do with the JTAG spec or OpenOCD as such.
+ * 
+ * Implemented via jtag_add_pathmove().
+ */
+void xsvf_add_statemove(enum tap_state state)
+{
+       enum tap_state moves[7]; /* max # of transitions */
+       int i; 
+       enum tap_state curstate=cmd_queue_cur_state;
+       u8 move=tap_move[cmd_queue_cur_state][state];
+       
+       if ((state!=TAP_TLR)&&(state==cmd_queue_cur_state))
+               return;
+       for (i=0; i<7; i++)
+       {
+               int j=(move>>i)&1;
+               if (j)
+               {
+                       curstate=tap_transitions[curstate].high;
+               } else
+               {
+                       curstate=tap_transitions[curstate].low;
+               }
+               moves[i]=curstate;
+       }
+       jtag_add_pathmove(7, moves);
+}
+
 int xsvf_register_commands(struct command_context_s *cmd_ctx)
 {
        register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command,
@@ -203,13 +234,13 @@ int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
                                                                jtag_add_runtest(xruntest, xsvf_to_tap[xendir]);
                                                        else
                                                        {
-                                                               jtag_add_statemove(TAP_RTI);
+                                                               xsvf_add_statemove(TAP_RTI);
                                                                jtag_add_sleep(xruntest);
-                                                               jtag_add_statemove(xsvf_to_tap[xendir]);
+                                                               xsvf_add_statemove(xsvf_to_tap[xendir]);
                                                        }
                                                }
                                                else if (xendir != 0xd) /* Pause-IR */
-                                                       jtag_add_statemove(xsvf_to_tap[xendir]);
+                                                       xsvf_add_statemove(xsvf_to_tap[xendir]);
                                        }
                                        free(ir_buf);
                                }
@@ -242,13 +273,13 @@ int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
                                                        jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
                                                else
                                                {
-                                                       jtag_add_statemove(TAP_RTI);
+                                                       xsvf_add_statemove(TAP_RTI);
                                                        jtag_add_sleep(xruntest);
-                                                       jtag_add_statemove(xsvf_to_tap[xenddr]);
+                                                       xsvf_add_statemove(xsvf_to_tap[xenddr]);
                                                }
                                        }
                                        else if (xendir != 0x6) /* Pause-DR */
-                                               jtag_add_statemove(xsvf_to_tap[xenddr]);
+                                               xsvf_add_statemove(xsvf_to_tap[xenddr]);
                                }
                                break;
                        case 0x04:      /* XRUNTEST */
@@ -316,13 +347,13 @@ int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
                                                                jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
                                                        else
                                                        {
-                                                               jtag_add_statemove(TAP_RTI);
+                                                               xsvf_add_statemove(TAP_RTI);
                                                                jtag_add_sleep(xruntest);
-                                                               jtag_add_statemove(xsvf_to_tap[xenddr]);
+                                                               xsvf_add_statemove(xsvf_to_tap[xenddr]);
                                                        }
                                                }
                                                else if (xendir != 0x6) /* Pause-DR */
-                                                       jtag_add_statemove(xsvf_to_tap[xenddr]);
+                                                       xsvf_add_statemove(xsvf_to_tap[xenddr]);
                                        }
                                }
                                break;
@@ -451,10 +482,10 @@ int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **arg
                                        do_abort = 1;
                                else
                                {
-                                       jtag_add_statemove(xsvf_to_tap[uc]);
+                                       xsvf_add_statemove(xsvf_to_tap[uc]);
                                        ui = be_to_h_u32(buf4);
                                        jtag_add_sleep(ui);
-                                       jtag_add_statemove(xsvf_to_tap[uc2]);
+                                       xsvf_add_statemove(xsvf_to_tap[uc2]);
                                }
                                break;
                        default: