#include "config.h"
#endif
-#include "arm11.h"
+#include "arm11_dbgtap.h"
#include "time_support.h"
Conversely there may be other places in this code where the ARM11 code relies
on the driver to hit through RTI when coming from Update-?R.
*/
-tap_state_t arm11_move_pi_to_si_via_ci[] =
+static const tap_state_t arm11_move_pi_to_si_via_ci[] =
{
TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IRSHIFT
};
-int arm11_add_ir_scan_vc(int num_fields, scan_field_t *fields, tap_state_t state)
+int arm11_add_ir_scan_vc(int num_fields, struct scan_field *fields, tap_state_t state)
{
if (cmd_queue_cur_state == TAP_IRPAUSE)
jtag_add_pathmove(asizeof(arm11_move_pi_to_si_via_ci), arm11_move_pi_to_si_via_ci);
return ERROR_OK;
}
-tap_state_t arm11_move_pd_to_sd_via_cd[] =
+static const tap_state_t arm11_move_pd_to_sd_via_cd[] =
{
TAP_DREXIT2, TAP_DRUPDATE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DRSHIFT
};
-int arm11_add_dr_scan_vc(int num_fields, scan_field_t *fields, tap_state_t state)
+int arm11_add_dr_scan_vc(int num_fields, struct scan_field *fields, tap_state_t state)
{
if (cmd_queue_cur_state == TAP_DRPAUSE)
jtag_add_pathmove(asizeof(arm11_move_pd_to_sd_via_cd), arm11_move_pd_to_sd_via_cd);
}
-/** Code de-clutter: Construct scan_field_t to write out a value
+/** Code de-clutter: Construct struct scan_field to write out a value
*
* \param arm11 Target state variable.
* \param num_bits Length of the data field
* <em > (data is written when the JTAG queue is executed)</em>
* \param field target data structure that will be initialized
*/
-void arm11_setup_field(arm11_common_t * arm11, int num_bits, void * out_data, void * in_data, scan_field_t * field)
+void arm11_setup_field(arm11_common_t * arm11, int num_bits, void * out_data, void * in_data, struct scan_field * field)
{
field->tap = arm11->target->tap;
field->num_bits = num_bits;
*/
void arm11_add_IR(arm11_common_t * arm11, uint8_t instr, tap_state_t state)
{
- jtag_tap_t *tap;
+ struct jtag_tap *tap;
tap = arm11->target->tap;
if (buf_get_u32(tap->cur_instr, 0, 5) == instr)
JTAG_DEBUG("IR <= 0x%02x", instr);
- scan_field_t field;
+ struct scan_field field;
arm11_setup_field(arm11, 5, &instr, NULL, &field);
}
/** Verify shifted out data from Scan Chain Register (SCREG)
- * Used as parameter to scan_field_t::in_handler in
+ * Used as parameter to struct scan_field::in_handler in
* arm11_add_debug_SCAN_N().
*
*/
arm11_add_IR(arm11, ARM11_SCAN_N, ARM11_TAP_DEFAULT);
- scan_field_t field;
+ struct scan_field field;
uint8_t tmp[1];
arm11_setup_field(arm11, 5, &chain, &tmp, &field);
{
JTAG_DEBUG("INST <= 0x%08x", inst);
- scan_field_t itr[2];
+ struct scan_field itr[2];
arm11_setup_field(arm11, 32, &inst, NULL, itr + 0);
arm11_setup_field(arm11, 1, NULL, flag, itr + 1);
arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
uint32_t dscr;
- scan_field_t chain1_field;
+ struct scan_field chain1_field;
arm11_setup_field(arm11, 32, NULL, &dscr, &chain1_field);
arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
- scan_field_t chain1_field;
+ struct scan_field chain1_field;
arm11_setup_field(arm11, 32, &dscr, NULL, &chain1_field);
arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
- scan_field_t chain5_fields[3];
+ struct scan_field chain5_fields[3];
uint32_t Data;
uint8_t Ready;
* https://lists.berlios.de/pipermail/openocd-development/2009-July/009698.html
* https://lists.berlios.de/pipermail/openocd-development/2009-August/009865.html
*/
-tap_state_t arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay[] =
+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
};
arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
- scan_field_t chain5_fields[3];
+ struct scan_field chain5_fields[3];
arm11_setup_field(arm11, 32, NULL/*&Data*/, NULL, chain5_fields + 0);
arm11_setup_field(arm11, 1, NULL, NULL /*&Ready*/, chain5_fields + 1);
arm11_setup_field(arm11, 1, NULL, NULL, chain5_fields + 2);
uint8_t *Readies;
- int readiesNum = (count + 1);
- int bytes = sizeof(*Readies)*readiesNum;
+ size_t readiesNum = (count + 1);
+ size_t bytes = sizeof(*Readies)*readiesNum;
Readies = (uint8_t *) malloc(bytes);
if (Readies == NULL)
{
- LOG_ERROR("Out of memory allocating %d bytes", bytes);
+ LOG_ERROR("Out of memory allocating " ZU " bytes", bytes);
return ERROR_FAIL;
}
}
if (error_count > 0 )
- LOG_ERROR(ZU " words not transferred", error_count);
+ LOG_ERROR(ZU " words out of " ZU " not transferred", error_count, readiesNum);
}
arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
- scan_field_t chain5_fields[3];
+ struct scan_field chain5_fields[3];
uint32_t Data;
uint8_t Ready;
arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
- scan_field_t chain7_fields[3];
+ struct scan_field chain7_fields[3];
uint8_t nRW;
uint32_t DataOut;
*/
int arm11_read_memory_word(arm11_common_t * arm11, uint32_t address, uint32_t * result)
{
- arm11_run_instr_data_prepare(arm11);
+ int retval;
+ retval = arm11_run_instr_data_prepare(arm11);
+ if (retval != ERROR_OK)
+ return retval;
/* MRC p14,0,r0,c0,c5,0 (r0 = address) */
CHECK_RETVAL(arm11_run_instr_data_to_core1(arm11, 0xee100e15, address));
/* LDC p14,c5,[R0],#4 (DTR = [r0]) */
CHECK_RETVAL(arm11_run_instr_data_from_core(arm11, 0xecb05e01, result, 1));
- arm11_run_instr_data_finish(arm11);
+ return arm11_run_instr_data_finish(arm11);
+}
+
+
+/** Write Embedded Trace Macrocell (ETM) via Scan chain 6
+ *
+ * http://infocenter.arm.com/help/topic/com.arm.doc.ddi0318e/Bcfddjeh.html#Bcfggcbe
+ *
+ * \param arm11 Target state variable.
+ * \param address 7 bit ETM register address
+ * \param value Value to be written
+ *
+ * \return Error status
+ *
+ * \remarks This is a stand-alone function that executes the JTAG command queue.
+ */
+int arm11_write_etm(arm11_common_t * arm11, uint8_t address, uint32_t value)
+{
+ CHECK_RETVAL(arm11_add_debug_SCAN_N(arm11, 0x06, ARM11_TAP_DEFAULT));
+
+ /* Uses INTEST for read and write */
+ arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
+
+ struct scan_field chain6_fields[3];
+
+ uint8_t nRW = 1;
+
+ arm11_setup_field(arm11, 32, &value, NULL, chain6_fields + 0);
+ arm11_setup_field(arm11, 7, &address, NULL, chain6_fields + 1);
+ arm11_setup_field(arm11, 1, &nRW, NULL, chain6_fields + 2);
+
+ arm11_add_dr_scan_vc(asizeof(chain6_fields), chain6_fields, TAP_IDLE);
+
+ CHECK_RETVAL(jtag_execute_queue());
return ERROR_OK;
}
+/** Read Embedded Trace Macrocell (ETM) via Scan chain 6
+ *
+ * http://infocenter.arm.com/help/topic/com.arm.doc.ddi0318e/Bcfddjeh.html#Bcfggcbe
+ *
+ * \param arm11 Target state variable.
+ * \param address 7 bit ETM register address
+ * \param value Pointer that receives value that was read
+ *
+ * \return Error status
+ *
+ * \remarks This is a stand-alone function that executes the JTAG command queue.
+ */
+int arm11_read_etm(arm11_common_t * arm11, uint8_t address, uint32_t * value)
+{
+ CHECK_RETVAL(arm11_add_debug_SCAN_N(arm11, 0x06, ARM11_TAP_DEFAULT));
+
+ /* Uses INTEST for read and write */
+ arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
+
+ struct scan_field chain6_fields[3];
+
+ uint8_t nRW = 0;
+
+ arm11_setup_field(arm11, 32, NULL, NULL, chain6_fields + 0);
+ arm11_setup_field(arm11, 7, &address, NULL, chain6_fields + 1);
+ arm11_setup_field(arm11, 1, &nRW, NULL, chain6_fields + 2);
+
+ arm11_add_dr_scan_vc(asizeof(chain6_fields), chain6_fields, TAP_IDLE);
+
+ /* Data is made available in Capture-DR and shifted out on the next access */
+
+ arm11_setup_field(arm11, 32, NULL, value, chain6_fields + 0);
+ arm11_setup_field(arm11, 7, &address, NULL, chain6_fields + 1);
+ arm11_setup_field(arm11, 1, &nRW, NULL, chain6_fields + 2);
+
+ arm11_add_dr_scan_vc(asizeof(chain6_fields), chain6_fields, TAP_IDLE);
+
+ CHECK_RETVAL(jtag_execute_queue());
+
+ return ERROR_OK;
+}