]> git.sur5r.net Git - openocd/blobdiff - src/jtag/drivers/driver.c
jtag: rename JTAG_MOVESTATE to JTAG_TLR_RESET
[openocd] / src / jtag / drivers / driver.c
index 673d191e56ece38cae8f18d43165eff840d054f5..49f40246e976f70447ee2fb4d72dadf89cdeb766 100644 (file)
@@ -2,7 +2,7 @@
  *   Copyright (C) 2005 by Dominic Rath                                    *
  *   Dominic.Rath@gmx.de                                                   *
  *                                                                         *
- *   Copyright (C) 2007-2009 Øyvind Harboe                                 *
+ *   Copyright (C) 2007-2010 Øyvind Harboe                                 *
  *   oyvind.harboe@zylin.com                                               *
  *                                                                         *
  *   Copyright (C) 2009 SoftPLC Corporation                                *
@@ -74,7 +74,7 @@ static void cmd_queue_scan_field_clone(struct scan_field * dst, const struct sca
  * see jtag_add_ir_scan()
  *
  */
-int interface_jtag_add_ir_scan(struct jtag_tap* active, int in_num_fields, const struct scan_field *in_fields, tap_state_t state)
+int interface_jtag_add_ir_scan(struct jtag_tap* active, const struct scan_field *in_fields, tap_state_t state)
 {
        size_t num_taps = jtag_tap_count_enabled();
 
@@ -106,8 +106,7 @@ int interface_jtag_add_ir_scan(struct jtag_tap* active, int in_num_fields, const
                        /* if TAP is listed in input fields, copy the value */
                        tap->bypass = 0;
 
-                       for (int j = 0; j < in_num_fields; j++)
-                               cmd_queue_scan_field_clone(field, in_fields + j);
+                       cmd_queue_scan_field_clone(field, in_fields);
                } else
                {
                        /* if a TAP isn't listed in input fields, set it to BYPASS */
@@ -130,35 +129,6 @@ int interface_jtag_add_ir_scan(struct jtag_tap* active, int in_num_fields, const
        return ERROR_OK;
 }
 
-/**
- * see jtag_add_plain_ir_scan()
- *
- */
-int interface_jtag_add_plain_ir_scan(int in_num_fields, const struct scan_field *in_fields, tap_state_t state)
-{
-
-       struct jtag_command * cmd               = cmd_queue_alloc(sizeof(struct jtag_command));
-       struct scan_command * scan              = cmd_queue_alloc(sizeof(struct scan_command));
-       struct scan_field * out_fields  = cmd_queue_alloc(in_num_fields * sizeof(struct scan_field));
-
-       jtag_queue_command(cmd);
-
-       cmd->type                               = JTAG_SCAN;
-       cmd->cmd.scan                   = scan;
-
-       scan->ir_scan                   = true;
-       scan->num_fields                = in_num_fields;
-       scan->fields                    = out_fields;
-       scan->end_state                 = state;
-
-       for (int i = 0; i < in_num_fields; i++)
-               cmd_queue_scan_field_clone(out_fields + i, in_fields + i);
-
-       return ERROR_OK;
-}
-
-
-
 /**
  * see jtag_add_dr_scan()
  *
@@ -325,32 +295,40 @@ void interface_jtag_add_dr_out(struct jtag_tap *target_tap,
        assert(target_tap_match);       /* target_tap should be enabled and not bypassed */
 }
 
-/**
- * see jtag_add_plain_dr_scan()
- *
- */
-int interface_jtag_add_plain_dr_scan(int in_num_fields, const struct scan_field *in_fields, tap_state_t state)
+static int jtag_add_plain_scan(int num_bits, const uint8_t *out_bits,
+               uint8_t *in_bits, tap_state_t state, bool ir_scan)
 {
        struct jtag_command * cmd               = cmd_queue_alloc(sizeof(struct jtag_command));
        struct scan_command * scan              = cmd_queue_alloc(sizeof(struct scan_command));
-       struct scan_field * out_fields  = cmd_queue_alloc(in_num_fields * sizeof(struct scan_field));
+       struct scan_field * out_fields  = cmd_queue_alloc(sizeof(struct scan_field));
 
        jtag_queue_command(cmd);
 
        cmd->type                               = JTAG_SCAN;
        cmd->cmd.scan                   = scan;
 
-       scan->ir_scan                   = false;
-       scan->num_fields                = in_num_fields;
+       scan->ir_scan                   = ir_scan;
+       scan->num_fields                = 1;
        scan->fields                    = out_fields;
        scan->end_state                 = state;
 
-       for (int i = 0; i < in_num_fields; i++)
-               cmd_queue_scan_field_clone(out_fields + i, in_fields + i);
+       out_fields->num_bits    = num_bits;
+       out_fields->out_value   = buf_cpy(out_bits, cmd_queue_alloc(DIV_ROUND_UP(num_bits, 8)), num_bits);
+       out_fields->in_value    = in_bits;
 
        return ERROR_OK;
 }
 
+int interface_jtag_add_plain_dr_scan(int num_bits, const uint8_t *out_bits, uint8_t *in_bits, tap_state_t state)
+{
+       return jtag_add_plain_scan(num_bits, out_bits, in_bits, state, false);
+}
+
+int interface_jtag_add_plain_ir_scan(int num_bits, const uint8_t *out_bits, uint8_t *in_bits, tap_state_t state)
+{
+       return jtag_add_plain_scan(num_bits, out_bits, in_bits, state, true);
+}
+
 int interface_jtag_add_tlr(void)
 {
        tap_state_t state = TAP_RESET;
@@ -360,7 +338,7 @@ int interface_jtag_add_tlr(void)
 
        jtag_queue_command(cmd);
 
-       cmd->type = JTAG_STATEMOVE;
+       cmd->type = JTAG_TLR_RESET;
 
        cmd->cmd.statemove = cmd_queue_alloc(sizeof(struct statemove_command));
        cmd->cmd.statemove->end_state = state;