#include "arm7tdmi.h"
-#include "arm7_9_common.h"
-#include "register.h"
-#include "target.h"
-#include "armv4_5.h"
-#include "embeddedice.h"
-#include "etm.h"
-#include "log.h"
-#include "jtag.h"
-#include "arm_jtag.h"
-
-#include <stdlib.h>
-#include <string.h>
#if 0
#define _DEBUG_INSTRUCTION_EXECUTION_
fields[0].num_bits = 1;
fields[0].out_value = NULL;
fields[0].in_value = &breakpoint;
- fields[0].in_handler = NULL;
fields[1].tap = arm7_9->jtag_info.tap;
fields[1].num_bits = 32;
fields[1].out_value = NULL;
fields[1].in_value = databus;
- fields[1].in_handler = NULL;
if((retval = arm_jtag_scann(&arm7_9->jtag_info, 0x1)) != ERROR_OK)
{
fields[0].num_bits = 1;
fields[0].out_value = NULL;
fields[0].in_value = NULL;
- fields[0].in_handler = NULL;
-
fields[1].tap = jtag_info->tap;
fields[1].num_bits = 32;
fields[1].out_value = NULL;
- u8 tmp[4];
- fields[1].in_value = tmp;
- fields[1].in_handler = NULL;
+ fields[1].in_value = (u8 *)in;
- jtag_add_dr_scan_now(2, fields, TAP_INVALID);
+ jtag_add_dr_scan(2, fields, TAP_INVALID);
- if (jtag_error==ERROR_OK)
- {
- *in=flip_u32(le_to_h_u32(tmp), 32);
- }
+ jtag_add_callback(arm7flip32, (u8 *)in);
jtag_add_runtest(0, TAP_INVALID);
*((u8 *)in)= readback & 0xff;
break;
}
+}
+static int arm7endianness(u8 *in, jtag_callback_data_t size, jtag_callback_data_t be, jtag_callback_data_t dummy)
+{
+ arm_endianness(in, in, (int)size, (int)be, 1);
+ return ERROR_OK;
}
/* clock the target, and read the databus
fields[0].num_bits = 1;
fields[0].out_value = NULL;
fields[0].in_value = NULL;
- fields[0].in_handler = NULL;
fields[1].tap = jtag_info->tap;
fields[1].num_bits = 32;
fields[1].out_value = NULL;
- u8 tmp[4];
- fields[1].in_value = tmp;
- fields[1].in_handler = NULL;
+ fields[1].in_value = (u8 *)in;
- jtag_add_dr_scan_now(2, fields, TAP_INVALID);
+ jtag_add_dr_scan(2, fields, TAP_INVALID);
- arm_endianness(tmp, in, size, be, 1);
+ jtag_add_callback4(arm7endianness, in, (jtag_callback_data_t)size, (jtag_callback_data_t)be, (jtag_callback_data_t)NULL);
jtag_add_runtest(0, TAP_INVALID);
*pc -= 0xa;
}
+
+/* FIX!!! is this a potential performance bottleneck w.r.t. requiring too many
+ * roundtrips when jtag_execute_queue() has a large overhead(e.g. for USB)s?
+ *
+ * The solution is to arrange for a large out/in scan in this loop and
+ * and convert data afterwards.
+ */
void arm7tdmi_read_core_regs(target_t *target, u32 mask, u32* core_regs[16])
{
int i;