* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
- * Copyright (C) 2007,2008 Øyvind Harboe *
+ * Copyright (C) 2007,2008 Øyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* This program is free software; you can redistribute it and/or modify *
#include "arm_jtag.h"
-#include "binarybuffer.h"
-#include "log.h"
-#include "jtag.h"
-
-#include <stdlib.h>
#if 0
#define _ARM_JTAG_SCAN_N_CHECK_
#endif
-int arm_jtag_set_instr(arm_jtag_t *jtag_info, u32 new_instr, in_handler_t handler)
+int arm_jtag_set_instr(arm_jtag_t *jtag_info, uint32_t new_instr, void *no_verify_capture)
{
- jtag_device_t *device = jtag_get_device(jtag_info->chain_pos);
-
- if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)
+ jtag_tap_t *tap;
+ tap = jtag_info->tap;
+ if (tap==NULL)
+ return ERROR_FAIL;
+
+ if (buf_get_u32(tap->cur_instr, 0, tap->ir_length) != new_instr)
{
scan_field_t field;
- u8 t[4];
-
- field.device = jtag_info->chain_pos;
- field.num_bits = device->ir_length;
+ uint8_t t[4];
+
+ field.tap = tap;
+ field.num_bits = tap->ir_length;
field.out_value = t;
buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
- field.out_mask = NULL;
field.in_value = NULL;
- field.in_check_value = NULL;
- field.in_check_mask = NULL;
- field.in_handler = handler;
- field.in_handler_priv = NULL;
- jtag_add_ir_scan(1, &field, -1);
+
+
+
+ if (no_verify_capture==NULL)
+ {
+ jtag_add_ir_scan(1, &field, jtag_get_end_state());
+ } else
+ {
+ /* FIX!!!! this is a kludge!!! arm926ejs.c should reimplement this arm_jtag_set_instr to
+ * have special verification code.
+ */
+ jtag_add_ir_scan_noverify(1, &field, jtag_get_end_state());
+ }
}
-
+
return ERROR_OK;
}
-int arm_jtag_scann(arm_jtag_t *jtag_info, u32 new_scan_chain)
+int arm_jtag_scann(arm_jtag_t *jtag_info, uint32_t new_scan_chain)
{
- if(jtag_info->cur_scan_chain != new_scan_chain)
+ int retval = ERROR_OK;
+ if (jtag_info->cur_scan_chain != new_scan_chain)
{
- u32 values[1];
+ uint32_t values[1];
int num_bits[1];
-
+
values[0]=new_scan_chain;
num_bits[0]=jtag_info->scann_size;
-
- arm_jtag_set_instr(jtag_info, jtag_info->scann_instr, NULL);
- jtag_add_dr_out(jtag_info->chain_pos,
+
+ if ((retval = arm_jtag_set_instr(jtag_info, jtag_info->scann_instr, NULL)) != ERROR_OK)
+ {
+ return retval;
+ }
+
+ jtag_add_dr_out(jtag_info->tap,
1,
num_bits,
values,
- -1);
-
+ jtag_get_end_state());
+
jtag_info->cur_scan_chain = new_scan_chain;
}
-
- return ERROR_OK;
+
+ return retval;
}
int arm_jtag_reset_callback(enum jtag_event event, void *priv)
{
arm_jtag_t *jtag_info = priv;
-
+
if (event == JTAG_TRST_ASSERTED)
{
jtag_info->cur_scan_chain = 0;
}
-
+
return ERROR_OK;
}
jtag_info->cur_scan_chain = 0;
jtag_info->intest_instr = 0xc;
- jtag_register_event_callback(arm_jtag_reset_callback, jtag_info);
-
- return ERROR_OK;
+ return jtag_register_event_callback(arm_jtag_reset_callback, jtag_info);
}
-/* read JTAG buffer into host-endian u32, flipping bit-order */
-int arm_jtag_buf_to_u32_flip(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into host-endian uint32_t, flipping bit-order */
+int arm_jtag_buf_to_u32_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- u32 *dest = priv;
+ uint32_t *dest = priv;
*dest = flip_u32(le_to_h_u32(in_buf), 32);
return ERROR_OK;
}
-/* read JTAG buffer into little-endian u32, flipping bit-order */
-int arm_jtag_buf_to_le32_flip(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into little-endian uint32_t, flipping bit-order */
+int arm_jtag_buf_to_le32_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u32_to_le(((u8*)priv), flip_u32(le_to_h_u32(in_buf), 32));
+ h_u32_to_le(((uint8_t*)priv), flip_u32(le_to_h_u32(in_buf), 32));
return ERROR_OK;
}
-/* read JTAG buffer into little-endian u16, flipping bit-order */
-int arm_jtag_buf_to_le16_flip(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into little-endian uint16_t, flipping bit-order */
+int arm_jtag_buf_to_le16_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u16_to_le(((u8*)priv), flip_u32(le_to_h_u32(in_buf), 32) & 0xffff);
+ h_u16_to_le(((uint8_t*)priv), flip_u32(le_to_h_u32(in_buf), 32) & 0xffff);
return ERROR_OK;
}
-/* read JTAG buffer into big-endian u32, flipping bit-order */
-int arm_jtag_buf_to_be32_flip(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into big-endian uint32_t, flipping bit-order */
+int arm_jtag_buf_to_be32_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u32_to_be(((u8*)priv), flip_u32(le_to_h_u32(in_buf), 32));
+ h_u32_to_be(((uint8_t*)priv), flip_u32(le_to_h_u32(in_buf), 32));
return ERROR_OK;
}
-/* read JTAG buffer into big-endian u16, flipping bit-order */
-int arm_jtag_buf_to_be16_flip(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into big-endian uint16_t, flipping bit-order */
+int arm_jtag_buf_to_be16_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u16_to_be(((u8*)priv), flip_u32(le_to_h_u32(in_buf), 32) & 0xffff);
+ h_u16_to_be(((uint8_t*)priv), flip_u32(le_to_h_u32(in_buf), 32) & 0xffff);
return ERROR_OK;
}
-/* read JTAG buffer into u8, flipping bit-order */
-int arm_jtag_buf_to_8_flip(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into uint8_t, flipping bit-order */
+int arm_jtag_buf_to_8_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- u8 *dest = priv;
+ uint8_t *dest = priv;
*dest = flip_u32(le_to_h_u32(in_buf), 32) & 0xff;
return ERROR_OK;
}
/* not-flipping variants */
-/* read JTAG buffer into host-endian u32 */
-int arm_jtag_buf_to_u32(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into host-endian uint32_t */
+int arm_jtag_buf_to_u32(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- u32 *dest = priv;
+ uint32_t *dest = priv;
*dest = le_to_h_u32(in_buf);
return ERROR_OK;
}
-/* read JTAG buffer into little-endian u32 */
-int arm_jtag_buf_to_le32(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into little-endian uint32_t */
+int arm_jtag_buf_to_le32(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u32_to_le(((u8*)priv), le_to_h_u32(in_buf));
+ h_u32_to_le(((uint8_t*)priv), le_to_h_u32(in_buf));
return ERROR_OK;
}
-/* read JTAG buffer into little-endian u16 */
-int arm_jtag_buf_to_le16(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into little-endian uint16_t */
+int arm_jtag_buf_to_le16(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u16_to_le(((u8*)priv), le_to_h_u32(in_buf) & 0xffff);
+ h_u16_to_le(((uint8_t*)priv), le_to_h_u32(in_buf) & 0xffff);
return ERROR_OK;
}
-/* read JTAG buffer into big-endian u32 */
-int arm_jtag_buf_to_be32(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into big-endian uint32_t */
+int arm_jtag_buf_to_be32(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u32_to_be(((u8*)priv), le_to_h_u32(in_buf));
+ h_u32_to_be(((uint8_t*)priv), le_to_h_u32(in_buf));
return ERROR_OK;
}
-/* read JTAG buffer into big-endian u16 */
-int arm_jtag_buf_to_be16(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into big-endian uint16_t */
+int arm_jtag_buf_to_be16(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- h_u16_to_be(((u8*)priv), le_to_h_u32(in_buf) & 0xffff);
+ h_u16_to_be(((uint8_t*)priv), le_to_h_u32(in_buf) & 0xffff);
return ERROR_OK;
}
-/* read JTAG buffer into u8 */
-int arm_jtag_buf_to_8(u8 *in_buf, void *priv, struct scan_field_s *field)
+/* read JTAG buffer into uint8_t */
+int arm_jtag_buf_to_8(uint8_t *in_buf, void *priv, struct scan_field_s *field)
{
- u8 *dest = priv;
+ uint8_t *dest = priv;
*dest = le_to_h_u32(in_buf) & 0xff;
return ERROR_OK;
}
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