From b8034bd9ee022e694358e67bb6b14c7673df42da Mon Sep 17 00:00:00 2001 From: zwelch Date: Tue, 9 Jun 2009 12:47:49 +0000 Subject: Rename jtag_driver.c as driver.c to remove duplicate name component. git-svn-id: svn://svn.berlios.de/openocd/trunk@2175 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/jtag/jtag_driver.c | 520 ------------------------------------------------- 1 file changed, 520 deletions(-) delete mode 100644 src/jtag/jtag_driver.c (limited to 'src/jtag/jtag_driver.c') diff --git a/src/jtag/jtag_driver.c b/src/jtag/jtag_driver.c deleted file mode 100644 index ec211bf1..00000000 --- a/src/jtag/jtag_driver.c +++ /dev/null @@ -1,520 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2005 by Dominic Rath * - * Dominic.Rath@gmx.de * - * * - * Copyright (C) 2007,2008 Øyvind Harboe * - * oyvind.harboe@zylin.com * - * * - * Copyright (C) 2009 SoftPLC Corporation * - * http://softplc.com * - * dick@softplc.com * - * * - * Copyright (C) 2009 Zachary T Welch * - * zw@superlucidity.net * - * * - * 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, write to the * - * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - ***************************************************************************/ -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "interface.h" -#include "minidriver.h" -#include "command.h" - -struct jtag_callback_entry -{ - struct jtag_callback_entry *next; - - jtag_callback_t callback; - u8 *in; - jtag_callback_data_t data1; - jtag_callback_data_t data2; - jtag_callback_data_t data3; -}; - -static struct jtag_callback_entry *jtag_callback_queue_head = NULL; -static struct jtag_callback_entry *jtag_callback_queue_tail = NULL; - -static void jtag_callback_queue_reset(void) -{ - jtag_callback_queue_head = NULL; - jtag_callback_queue_tail = NULL; -} - -/** - * Copy a scan_field_t for insertion into the queue. - * - * This allocates a new copy of out_value using cmd_queue_alloc. - */ -static void cmd_queue_scan_field_clone(scan_field_t * dst, const scan_field_t * src) -{ - dst->tap = src->tap; - dst->num_bits = src->num_bits; - dst->out_value = buf_cpy(src->out_value, cmd_queue_alloc(CEIL(src->num_bits, 8)), src->num_bits); - dst->in_value = src->in_value; -} - - -/** - * see jtag_add_ir_scan() - * - */ -int interface_jtag_add_ir_scan(int in_num_fields, const scan_field_t *in_fields, tap_state_t state) -{ - size_t num_taps = jtag_tap_count_enabled(); - - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t)); - scan_field_t * out_fields = cmd_queue_alloc(num_taps * sizeof(scan_field_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_SCAN; - cmd->cmd.scan = scan; - - scan->ir_scan = true; - scan->num_fields = num_taps; /* one field per device */ - scan->fields = out_fields; - scan->end_state = state; - - - scan_field_t * field = out_fields; /* keep track where we insert data */ - - /* loop over all enabled TAPs */ - - for (jtag_tap_t * tap = jtag_tap_next_enabled(NULL); tap != NULL; tap = jtag_tap_next_enabled(tap)) - { - /* search the input field list for fields for the current TAP */ - - bool found = false; - - for (int j = 0; j < in_num_fields; j++) - { - if (tap != in_fields[j].tap) - continue; - - /* if TAP is listed in input fields, copy the value */ - - found = true; - - tap->bypass = 0; - - assert(in_fields[j].num_bits == tap->ir_length); /* input fields must have the same length as the TAP's IR */ - - cmd_queue_scan_field_clone(field, in_fields + j); - - break; - } - - if (!found) - { - /* if a TAP isn't listed in input fields, set it to BYPASS */ - - tap->bypass = 1; - - field->tap = tap; - field->num_bits = tap->ir_length; - field->out_value = buf_set_ones(cmd_queue_alloc(CEIL(tap->ir_length, 8)), tap->ir_length); - field->in_value = NULL; /* do not collect input for tap's in bypass */ - } - - /* update device information */ - buf_cpy(field->out_value, tap->cur_instr, tap->ir_length); - - field++; - } - - assert(field == out_fields + num_taps); /* paranoia: jtag_tap_count_enabled() and jtag_tap_next_enabled() not in sync */ - - return ERROR_OK; -} - -/** - * see jtag_add_plain_ir_scan() - * - */ -int interface_jtag_add_plain_ir_scan(int in_num_fields, const scan_field_t *in_fields, tap_state_t state) -{ - - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t)); - scan_field_t * out_fields = cmd_queue_alloc(in_num_fields * sizeof(scan_field_t)); - - 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() - * - */ -int interface_jtag_add_dr_scan(int in_num_fields, const scan_field_t *in_fields, tap_state_t state) -{ - /* count devices in bypass */ - - size_t bypass_devices = 0; - - for (jtag_tap_t * tap = jtag_tap_next_enabled(NULL); tap != NULL; tap = jtag_tap_next_enabled(tap)) - { - if (tap->bypass) - bypass_devices++; - } - - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t)); - scan_field_t * out_fields = cmd_queue_alloc((in_num_fields + bypass_devices) * sizeof(scan_field_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_SCAN; - cmd->cmd.scan = scan; - - scan->ir_scan = false; - scan->num_fields = in_num_fields + bypass_devices; - scan->fields = out_fields; - scan->end_state = state; - - - scan_field_t * field = out_fields; /* keep track where we insert data */ - - /* loop over all enabled TAPs */ - - for (jtag_tap_t * tap = jtag_tap_next_enabled(NULL); tap != NULL; tap = jtag_tap_next_enabled(tap)) - { - /* if TAP is not bypassed insert matching input fields */ - - if (!tap->bypass) - { - scan_field_t * start_field = field; /* keep initial position for assert() */ - - for (int j = 0; j < in_num_fields; j++) - { - if (tap != in_fields[j].tap) - continue; - - cmd_queue_scan_field_clone(field, in_fields + j); - - field++; - } - - assert(field > start_field); /* must have at least one input field per not bypassed TAP */ - } - - /* if a TAP is bypassed, generated a dummy bit*/ - else - { - field->tap = tap; - field->num_bits = 1; - field->out_value = NULL; - field->in_value = NULL; - - field++; - } - } - - assert(field == out_fields + scan->num_fields); /* no superfluous input fields permitted */ - - return ERROR_OK; -} - - - -/** - * Generate a DR SCAN using the array of output values passed to the function - * - * This function assumes that the parameter target_tap specifies the one TAP - * that is not bypassed. All other TAPs must be bypassed and the function will - * generate a dummy 1bit field for them. - * - * For the target_tap a sequence of output-only fields will be generated where - * each field has the size num_bits and the field's values are taken from - * the array value. - * - * The bypass status of TAPs is set by jtag_add_ir_scan(). - * - */ -void interface_jtag_add_dr_out(jtag_tap_t *target_tap, - int in_num_fields, - const int *num_bits, - const u32 *value, - tap_state_t end_state) -{ - /* count devices in bypass */ - - size_t bypass_devices = 0; - - for (jtag_tap_t * tap = jtag_tap_next_enabled(NULL); tap != NULL; tap = jtag_tap_next_enabled(tap)) - { - if (tap->bypass) - bypass_devices++; - } - - - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t)); - scan_field_t * out_fields = cmd_queue_alloc((in_num_fields + bypass_devices) * sizeof(scan_field_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_SCAN; - cmd->cmd.scan = scan; - - scan->ir_scan = false; - scan->num_fields = in_num_fields + bypass_devices; - scan->fields = out_fields; - scan->end_state = end_state; - - - bool target_tap_match = false; - - scan_field_t * field = out_fields; /* keep track where we insert data */ - - /* loop over all enabled TAPs */ - - for (jtag_tap_t * tap = jtag_tap_next_enabled(NULL); tap != NULL; tap = jtag_tap_next_enabled(tap)) - { - /* if TAP is not bypassed insert matching input fields */ - - if (!tap->bypass) - { - assert(tap == target_tap); /* target_tap must match the one not bypassed TAP */ - - target_tap_match = true; - - for (int j = 0; j < in_num_fields; j++) - { - u8 out_value[4]; - size_t scan_size = num_bits[j]; - buf_set_u32(out_value, 0, scan_size, value[j]); - - field->tap = tap; - field->num_bits = scan_size; - field->out_value = buf_cpy(out_value, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size); - field->in_value = NULL; - - field++; - } - } - - /* if a TAP is bypassed, generated a dummy bit*/ - else - { - - field->tap = tap; - field->num_bits = 1; - field->out_value = NULL; - field->in_value = NULL; - - field++; - } - } - - 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 scan_field_t *in_fields, tap_state_t state) -{ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - scan_command_t * scan = cmd_queue_alloc(sizeof(scan_command_t)); - scan_field_t * out_fields = cmd_queue_alloc(in_num_fields * sizeof(scan_field_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_SCAN; - cmd->cmd.scan = scan; - - scan->ir_scan = false; - 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; -} - -int interface_jtag_add_tlr(void) -{ - tap_state_t state = TAP_RESET; - - /* allocate memory for a new list member */ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_STATEMOVE; - - cmd->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t)); - cmd->cmd.statemove->end_state = state; - - return ERROR_OK; -} - -int interface_jtag_add_pathmove(int num_states, const tap_state_t *path) -{ - /* allocate memory for a new list member */ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_PATHMOVE; - - cmd->cmd.pathmove = cmd_queue_alloc(sizeof(pathmove_command_t)); - cmd->cmd.pathmove->num_states = num_states; - cmd->cmd.pathmove->path = cmd_queue_alloc(sizeof(tap_state_t) * num_states); - - for (int i = 0; i < num_states; i++) - cmd->cmd.pathmove->path[i] = path[i]; - - return ERROR_OK; -} - -int interface_jtag_add_runtest(int num_cycles, tap_state_t state) -{ - /* allocate memory for a new list member */ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_RUNTEST; - - cmd->cmd.runtest = cmd_queue_alloc(sizeof(runtest_command_t)); - cmd->cmd.runtest->num_cycles = num_cycles; - cmd->cmd.runtest->end_state = state; - - return ERROR_OK; -} - -int interface_jtag_add_clocks( int num_cycles ) -{ - /* allocate memory for a new list member */ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_STABLECLOCKS; - - cmd->cmd.stableclocks = cmd_queue_alloc(sizeof(stableclocks_command_t)); - cmd->cmd.stableclocks->num_cycles = num_cycles; - - return ERROR_OK; -} - -int interface_jtag_add_reset(int req_trst, int req_srst) -{ - /* allocate memory for a new list member */ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_RESET; - - cmd->cmd.reset = cmd_queue_alloc(sizeof(reset_command_t)); - cmd->cmd.reset->trst = req_trst; - cmd->cmd.reset->srst = req_srst; - - return ERROR_OK; -} - -int interface_jtag_add_sleep(u32 us) -{ - /* allocate memory for a new list member */ - jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t)); - - jtag_queue_command(cmd); - - cmd->type = JTAG_SLEEP; - - cmd->cmd.sleep = cmd_queue_alloc(sizeof(sleep_command_t)); - cmd->cmd.sleep->us = us; - - return ERROR_OK; -} - -/* add callback to end of queue */ -void interface_jtag_add_callback4(jtag_callback_t callback, u8 *in, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3) -{ - struct jtag_callback_entry *entry=cmd_queue_alloc(sizeof(struct jtag_callback_entry)); - - entry->next=NULL; - entry->callback=callback; - entry->in=in; - entry->data1=data1; - entry->data2=data2; - entry->data3=data3; - - if (jtag_callback_queue_head==NULL) - { - jtag_callback_queue_head=entry; - jtag_callback_queue_tail=entry; - } else - { - jtag_callback_queue_tail->next=entry; - jtag_callback_queue_tail=entry; - } -} - -int interface_jtag_execute_queue(void) -{ - int retval = default_interface_jtag_execute_queue(); - if (retval == ERROR_OK) - { - struct jtag_callback_entry *entry; - for (entry=jtag_callback_queue_head; entry!=NULL; entry=entry->next) - { - retval=entry->callback(entry->in, entry->data1, entry->data2, entry->data3); - if (retval!=ERROR_OK) - break; - } - } - - jtag_command_queue_reset(); - jtag_callback_queue_reset(); - - return retval; -} - -static int jtag_convert_to_callback4(u8 *in, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3) -{ - ((jtag_callback1_t)data1)(in); - return ERROR_OK; -} - -void interface_jtag_add_callback(jtag_callback1_t callback, u8 *in) -{ - jtag_add_callback4(jtag_convert_to_callback4, in, (jtag_callback_data_t)callback, 0, 0); -} - -- cgit v1.2.3