+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
/***************************************************************************
* Copyright (C) 2008 digenius technology GmbH. *
* Michael Bruck *
* *
* Copyright (C) 2008,2009 Oyvind Harboe oyvind.harboe@zylin.com *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
*
* \remarks This adds to the JTAG command queue but does \em not execute it.
*/
-void arm11_add_IR(struct arm11_common *arm11, uint8_t instr, tap_state_t state)
+void arm11_add_ir(struct arm11_common *arm11, uint8_t instr, tap_state_t state)
{
struct jtag_tap *tap = arm11->arm.target->tap;
}
/** Verify data shifted out from Scan Chain Register (SCREG). */
-static void arm11_in_handler_SCAN_N(uint8_t *in_value)
+static void arm11_in_handler_scan_n(uint8_t *in_value)
{
/* Don't expect JTAG layer to modify bits we didn't ask it to read */
uint8_t v = *in_value & 0x1F;
* call will end in Pause-DR. The second call, due to the IR
* caching, will not go through Capture-DR when shifting in the
* new scan chain number. As a result the verification in
- * arm11_in_handler_SCAN_N() must fail.
+ * arm11_in_handler_scan_n() must fail.
*
* \remarks This adds to the JTAG command queue but does \em not execute it.
*/
-int arm11_add_debug_SCAN_N(struct arm11_common *arm11,
+int arm11_add_debug_scan_n(struct arm11_common *arm11,
uint8_t chain, tap_state_t state)
{
/* Don't needlessly switch the scan chain.
#endif
JTAG_DEBUG("SCREG <= %d", chain);
- arm11_add_IR(arm11, ARM11_SCAN_N, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_SCAN_N, ARM11_TAP_DEFAULT);
struct scan_field field;
jtag_execute_queue_noclear();
- arm11_in_handler_SCAN_N(tmp);
+ arm11_in_handler_scan_n(tmp);
arm11->jtag_info.cur_scan_chain = chain;
* is properly set up. Depending on the instruction, you may also need
* to ensure that the rDTR is ready before that Run-Test/Idle state.
*/
-static void arm11_add_debug_INST(struct arm11_common *arm11,
+static void arm11_add_debug_inst(struct arm11_common *arm11,
uint32_t inst, uint8_t *flag, tap_state_t state)
{
JTAG_DEBUG("INST <= 0x%08x", (unsigned) inst);
* command queue. It does not require the ARM11 debug TAP to be
* in any particular state.
*/
-int arm11_read_DSCR(struct arm11_common *arm11)
+int arm11_read_dscr(struct arm11_common *arm11)
{
int retval;
- retval = arm11_add_debug_SCAN_N(arm11, 0x01, ARM11_TAP_DEFAULT);
+ retval = arm11_add_debug_scan_n(arm11, 0x01, ARM11_TAP_DEFAULT);
if (retval != ERROR_OK)
return retval;
- arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
uint32_t dscr;
struct scan_field chain1_field;
*
* \remarks This is a stand-alone function that executes the JTAG command queue.
*/
-int arm11_write_DSCR(struct arm11_common *arm11, uint32_t dscr)
+int arm11_write_dscr(struct arm11_common *arm11, uint32_t dscr)
{
int retval;
- retval = arm11_add_debug_SCAN_N(arm11, 0x01, ARM11_TAP_DEFAULT);
+ retval = arm11_add_debug_scan_n(arm11, 0x01, ARM11_TAP_DEFAULT);
if (retval != ERROR_OK)
return retval;
- arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
struct scan_field chain1_field;
*/
int arm11_run_instr_data_prepare(struct arm11_common *arm11)
{
- return arm11_add_debug_SCAN_N(arm11, 0x05, ARM11_TAP_DEFAULT);
+ return arm11_add_debug_scan_n(arm11, 0x05, ARM11_TAP_DEFAULT);
}
/** Cleanup after ITR/DTR operations
*/
int arm11_run_instr_data_finish(struct arm11_common *arm11)
{
- return arm11_add_debug_SCAN_N(arm11, 0x00, ARM11_TAP_DEFAULT);
+ return arm11_add_debug_scan_n(arm11, 0x00, ARM11_TAP_DEFAULT);
}
/**
int arm11_run_instr_no_data(struct arm11_common *arm11,
uint32_t *opcode, size_t count)
{
- arm11_add_IR(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
while (count--) {
- arm11_add_debug_INST(arm11, *opcode++, NULL, TAP_IDLE);
+ arm11_add_debug_inst(arm11, *opcode++, NULL, TAP_IDLE);
int i = 0;
while (1) {
uint8_t flag;
- arm11_add_debug_INST(arm11, 0, &flag, count ? TAP_IDLE : TAP_DRPAUSE);
+ arm11_add_debug_inst(arm11, 0, &flag, count ? TAP_IDLE : TAP_DRPAUSE);
CHECK_RETVAL(jtag_execute_queue());
if (flag)
break;
- long long then = 0;
+ int64_t then = 0;
if (i == 1000)
then = timeval_ms();
uint32_t *data,
size_t count)
{
- arm11_add_IR(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
- arm11_add_debug_INST(arm11, opcode, NULL, TAP_DRPAUSE);
+ arm11_add_debug_inst(arm11, opcode, NULL, TAP_DRPAUSE);
- arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
struct scan_field chain5_fields[3];
- uint32_t Data;
- uint8_t Ready;
- uint8_t nRetry;
+ uint32_t _data;
+ uint8_t ready;
+ uint8_t n_retry;
- arm11_setup_field(arm11, 32, &Data, NULL, chain5_fields + 0);
- arm11_setup_field(arm11, 1, NULL, &Ready, chain5_fields + 1);
- arm11_setup_field(arm11, 1, NULL, &nRetry, chain5_fields + 2);
+ arm11_setup_field(arm11, 32, &_data, NULL, chain5_fields + 0);
+ arm11_setup_field(arm11, 1, NULL, &ready, chain5_fields + 1);
+ arm11_setup_field(arm11, 1, NULL, &n_retry, chain5_fields + 2);
while (count--) {
int i = 0;
do {
- Data = *data;
+ _data = *data;
arm11_add_dr_scan_vc(arm11->arm.target->tap, ARRAY_SIZE(
chain5_fields), chain5_fields, TAP_IDLE);
CHECK_RETVAL(jtag_execute_queue());
- JTAG_DEBUG("DTR Ready %d nRetry %d", Ready, nRetry);
+ JTAG_DEBUG("DTR ready %d n_retry %d", ready, n_retry);
- long long then = 0;
+ int64_t then = 0;
if (i == 1000)
then = timeval_ms();
}
i++;
- } while (!Ready);
+ } while (!ready);
data++;
}
- arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
int i = 0;
do {
- Data = 0;
+ _data = 0;
arm11_add_dr_scan_vc(arm11->arm.target->tap, ARRAY_SIZE(
chain5_fields), chain5_fields, TAP_DRPAUSE);
CHECK_RETVAL(jtag_execute_queue());
- JTAG_DEBUG("DTR Data %08x Ready %d nRetry %d",
- (unsigned) Data, Ready, nRetry);
+ JTAG_DEBUG("DTR _data %08x ready %d n_retry %d",
+ (unsigned) _data, ready, n_retry);
- long long then = 0;
+ int64_t then = 0;
if (i == 1000)
then = timeval_ms();
}
i++;
- } while (!Ready);
+ } while (!ready);
return ERROR_OK;
}
* https://lists.berlios.de/pipermail/openocd-development/2009-July/009698.html
* https://lists.berlios.de/pipermail/openocd-development/2009-August/009865.html
*/
-static const 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
};
-/* This inner loop can be implemented by the minidriver, oftentimes in hardware... The
- * minidriver can call the default implementation as a fallback or implement it
- * from scratch.
- */
-int arm11_run_instr_data_to_core_noack_inner_default(struct jtag_tap *tap,
+static int arm11_run_instr_data_to_core_noack_inner(struct jtag_tap *tap,
uint32_t opcode,
uint32_t *data,
size_t count)
chain5_fields[2].out_value = NULL;
chain5_fields[2].in_value = NULL;
- uint8_t *Readies;
- unsigned readiesNum = count;
- unsigned bytes = sizeof(*Readies)*readiesNum;
+ uint8_t *readies;
+ unsigned readies_num = count;
+ unsigned bytes = sizeof(*readies)*readies_num;
- Readies = malloc(bytes);
- if (Readies == NULL) {
+ readies = malloc(bytes);
+ if (!readies) {
LOG_ERROR("Out of memory allocating %u bytes", bytes);
return ERROR_FAIL;
}
- uint8_t *ReadyPos = Readies;
+ uint8_t *ready_pos = readies;
while (count--) {
chain5_fields[0].out_value = (uint8_t *)(data++);
- chain5_fields[1].in_value = ReadyPos++;
+ chain5_fields[1].in_value = ready_pos++;
if (count > 0) {
jtag_add_dr_scan(tap, ARRAY_SIZE(chain5_fields), chain5_fields,
TAP_DRPAUSE);
- jtag_add_pathmove(ARRAY_SIZE(arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay),
- arm11_MOVE_DRPAUSE_IDLE_DRPAUSE_with_delay);
+ jtag_add_pathmove(ARRAY_SIZE(arm11_move_drpause_idle_drpause_with_delay),
+ arm11_move_drpause_idle_drpause_with_delay);
} else
jtag_add_dr_scan(tap, ARRAY_SIZE(chain5_fields), chain5_fields, TAP_IDLE);
}
if (retval == ERROR_OK) {
unsigned error_count = 0;
- for (size_t i = 0; i < readiesNum; i++) {
- if (Readies[i] != 1)
+ for (size_t i = 0; i < readies_num; i++) {
+ if (readies[i] != 1)
error_count++;
}
if (error_count > 0) {
LOG_ERROR("%u words out of %u not transferred",
- error_count, readiesNum);
+ error_count, readies_num);
retval = ERROR_FAIL;
}
}
- free(Readies);
+ free(readies);
return retval;
}
-int arm11_run_instr_data_to_core_noack_inner(struct jtag_tap *tap,
- uint32_t opcode,
- uint32_t *data,
- size_t count);
-
-#ifndef HAVE_JTAG_MINIDRIVER_H
-int arm11_run_instr_data_to_core_noack_inner(struct jtag_tap *tap,
- uint32_t opcode,
- uint32_t *data,
- size_t count)
-{
- return arm11_run_instr_data_to_core_noack_inner_default(tap, opcode, data, count);
-}
-#endif
-
/** Execute one instruction via ITR repeatedly while
* passing data to the core via DTR on each execution.
*
uint32_t *data,
size_t count)
{
- arm11_add_IR(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
- arm11_add_debug_INST(arm11, opcode, NULL, TAP_DRPAUSE);
+ arm11_add_debug_inst(arm11, opcode, NULL, TAP_DRPAUSE);
- arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
int retval = arm11_run_instr_data_to_core_noack_inner(arm11->arm.target->tap,
opcode,
if (retval != ERROR_OK)
return retval;
- arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
struct scan_field chain5_fields[3];
uint32_t *data,
size_t count)
{
- arm11_add_IR(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_ITRSEL, ARM11_TAP_DEFAULT);
- arm11_add_debug_INST(arm11, opcode, NULL, TAP_IDLE);
+ arm11_add_debug_inst(arm11, opcode, NULL, TAP_IDLE);
- arm11_add_IR(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_INTEST, ARM11_TAP_DEFAULT);
struct scan_field chain5_fields[3];
- uint32_t Data;
- uint8_t Ready;
- uint8_t nRetry;
+ uint32_t _data;
+ uint8_t ready;
+ uint8_t n_retry;
- arm11_setup_field(arm11, 32, NULL, &Data, chain5_fields + 0);
- arm11_setup_field(arm11, 1, NULL, &Ready, chain5_fields + 1);
- arm11_setup_field(arm11, 1, NULL, &nRetry, chain5_fields + 2);
+ arm11_setup_field(arm11, 32, NULL, &_data, chain5_fields + 0);
+ arm11_setup_field(arm11, 1, NULL, &ready, chain5_fields + 1);
+ arm11_setup_field(arm11, 1, NULL, &n_retry, chain5_fields + 2);
while (count--) {
int i = 0;
CHECK_RETVAL(jtag_execute_queue());
- JTAG_DEBUG("DTR Data %08x Ready %d nRetry %d",
- (unsigned) Data, Ready, nRetry);
+ JTAG_DEBUG("DTR _data %08x ready %d n_retry %d",
+ (unsigned) _data, ready, n_retry);
- long long then = 0;
+ int64_t then = 0;
if (i == 1000)
then = timeval_ms();
}
i++;
- } while (!Ready);
+ } while (!ready);
- *data++ = Data;
+ *data++ = _data;
}
return ERROR_OK;
{
int retval;
- retval = arm11_add_debug_SCAN_N(arm11, 0x07, ARM11_TAP_DEFAULT);
+ retval = arm11_add_debug_scan_n(arm11, 0x07, ARM11_TAP_DEFAULT);
if (retval != ERROR_OK)
return retval;
- arm11_add_IR(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
+ arm11_add_ir(arm11, ARM11_EXTEST, ARM11_TAP_DEFAULT);
struct scan_field chain7_fields[3];
- uint8_t nRW;
- uint32_t DataOut;
- uint8_t AddressOut;
- uint8_t Ready;
- uint32_t DataIn;
- uint8_t AddressIn;
+ uint8_t n_rw;
+ uint32_t data_out;
+ uint8_t address_out;
+ uint8_t ready;
+ uint32_t data_in;
+ uint8_t address_in;
- arm11_setup_field(arm11, 1, &nRW, &Ready, chain7_fields + 0);
- arm11_setup_field(arm11, 32, &DataOut, &DataIn, chain7_fields + 1);
- arm11_setup_field(arm11, 7, &AddressOut, &AddressIn, chain7_fields + 2);
+ arm11_setup_field(arm11, 1, &n_rw, &ready, chain7_fields + 0);
+ arm11_setup_field(arm11, 32, &data_out, &data_in, chain7_fields + 1);
+ arm11_setup_field(arm11, 7, &address_out, &address_in, chain7_fields + 2);
for (size_t i = 0; i < count + 1; i++) {
if (i < count) {
- nRW = actions[i].write ? 1 : 0;
- DataOut = actions[i].value;
- AddressOut = actions[i].address;
+ n_rw = actions[i].write ? 1 : 0;
+ data_out = actions[i].value;
+ address_out = actions[i].address;
} else {
- nRW = 1;
- DataOut = 0;
- AddressOut = 0;
+ n_rw = 1;
+ data_out = 0;
+ address_out = 0;
}
/* Timeout here so we don't get stuck. */
int i_n = 0;
while (1) {
JTAG_DEBUG("SC7 <= c%-3d Data %08x %s",
- (unsigned) AddressOut,
- (unsigned) DataOut,
- nRW ? "write" : "read");
+ (unsigned) address_out,
+ (unsigned) data_out,
+ n_rw ? "write" : "read");
arm11_add_dr_scan_vc(arm11->arm.target->tap, ARRAY_SIZE(chain7_fields),
chain7_fields, TAP_DRPAUSE);
CHECK_RETVAL(jtag_execute_queue());
- /* 'nRW' is 'Ready' on read out */
- if (Ready)
+ /* 'n_rw' is 'ready' on read out */
+ if (ready)
break;
- long long then = 0;
+ int64_t then = 0;
if (i_n == 1000)
then = timeval_ms();
i_n++;
}
- if (!nRW)
- JTAG_DEBUG("SC7 => Data %08x", (unsigned) DataIn);
+ if (!n_rw)
+ JTAG_DEBUG("SC7 => Data %08x", (unsigned) data_in);
if (i > 0) {
- if (actions[i - 1].address != AddressIn)
+ if (actions[i - 1].address != address_in)
LOG_WARNING("Scan chain 7 shifted out unexpected address");
if (!actions[i - 1].write)
- actions[i - 1].value = DataIn;
+ actions[i - 1].value = data_in;
else {
- if (actions[i - 1].value != DataIn)
+ if (actions[i - 1].value != data_in)
LOG_WARNING("Scan chain 7 shifted out unexpected data");
}
}
/* alloc enough to enable all breakpoints and watchpoints at once */
arm11->bpwp_actions = calloc(2 * (dpm->nbp + dpm->nwp),
- sizeof *arm11->bpwp_actions);
+ sizeof(*arm11->bpwp_actions));
if (!arm11->bpwp_actions)
return ERROR_FAIL;
return arm11_bpwp_flush(arm11);
}
+
+void arm11_dpm_deinit(struct arm11_common *arm11)
+{
+ struct arm_dpm *dpm = &arm11->dpm;
+
+ free(arm11->bpwp_actions);
+ arm_free_reg_cache(dpm->arm);
+ free(dpm->dbp);
+ free(dpm->dwp);
+}
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