diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ecosboard.c | 2 | ||||
| -rw-r--r-- | src/jtag/jtag.c | 83 | ||||
| -rw-r--r-- | src/jtag/jtag.h | 22 | ||||
| -rw-r--r-- | src/jtag/zy1000.c | 69 | ||||
| -rw-r--r-- | src/target/target/zy1000.cfg | 3 |
5 files changed, 81 insertions, 98 deletions
diff --git a/src/ecosboard.c b/src/ecosboard.c index b37e169d..349ff6d6 100644 --- a/src/ecosboard.c +++ b/src/ecosboard.c @@ -989,13 +989,13 @@ zylinjtag_Jim_Command_format_jffs2(Jim_Interp *interp, int argc, Jim_Obj * const *argv) { - int del; if (argc != 1) { return JIM_ERR; } format(); + for(;;); } diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c index 0c74c416..605d58aa 100644 --- a/src/jtag/jtag.c +++ b/src/jtag/jtag.c @@ -273,12 +273,12 @@ int Jim_Command_drscan(Jim_Interp *interp, int argc, Jim_Obj *const *argv); int handle_verify_ircapture_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); -jtag_tap_t *jtag_AllTaps(void) -{ - return jtag_all_taps; +jtag_tap_t *jtag_AllTaps(void) +{ + return jtag_all_taps; }; -int +int jtag_NumTotalTaps(void) { jtag_tap_t *t; @@ -310,25 +310,6 @@ jtag_NumEnabledTaps(void) return n; } -jtag_tap_t * -jtag_NextEnabledTap( jtag_tap_t *p ) -{ - if( p == NULL ){ - // start at the head of list - p = jtag_AllTaps(); - } else { - // start *after* this one - p = p->next_tap; - } - while( p ){ - if( p->enabled ){ - break; - } else { - p = p->next_tap; - } - } - return p; -} jtag_tap_t *jtag_TapByString( const char *s ) { @@ -369,7 +350,7 @@ jtag_TapByJimObj( Jim_Interp *interp, Jim_Obj *o ) t = NULL; } else { t = jtag_TapByString( cp ); - } + } if( t == NULL ){ Jim_SetResult_sprintf(interp,"Tap: %s is unknown", cp ); } @@ -385,7 +366,7 @@ jtag_TapByAbsPosition( int n ) orig_n = n; t = jtag_AllTaps(); - + while( t && (n > 0)) { n--; t = t->next_tap; @@ -1348,7 +1329,7 @@ int jtag_check_value(u8 *captured, void *priv, scan_field_t *field) char *in_check_mask_char; in_check_mask_char = buf_to_str(field->in_check_mask, (num_bits > 64) ? 64 : num_bits, 16); LOG_WARNING("value captured during scan didn't pass the requested check:"); - LOG_WARNING("captured: 0x%s check_value: 0x%s check_mask: 0x%s", + LOG_WARNING("captured: 0x%s check_value: 0x%s check_mask: 0x%s", captured_char, in_check_value_char, in_check_mask_char); free(in_check_mask_char); } @@ -1499,7 +1480,7 @@ int jtag_examine_chain(void) LOG_ERROR("JTAG: No taps enabled?"); return ERROR_JTAG_INIT_FAILED; } - + for (bit_count = 0; bit_count < (JTAG_MAX_CHAIN_SIZE * 32) - 31;) { u32 idcode = buf_get_u32(idcode_buffer, bit_count, 32); @@ -1579,7 +1560,7 @@ int jtag_examine_chain(void) } } else { #if 0 - LOG_INFO("JTAG TAP ID: 0x%08x - Unknown - please report (A) chipname and (B) idcode to the openocd project", + LOG_INFO("JTAG TAP ID: 0x%08x - Unknown - please report (A) chipname and (B) idcode to the openocd project", tap->idcode); #endif } @@ -1642,7 +1623,7 @@ int jtag_validate_chain(void) if( tap == NULL ){ break; } - + if (buf_get_u32(ir_test, chain_pos, 2) != 0x1) { @@ -1697,7 +1678,7 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) { .name = NULL , .value = -1 }, }; - + pTap = malloc( sizeof(jtag_tap_t) ); memset( pTap, 0, sizeof(*pTap) ); if( !pTap ){ @@ -1706,7 +1687,7 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) } // // we expect CHIP + TAP + OPTIONS - // + // if( goi->argc < 3 ){ Jim_SetResult_sprintf(goi->interp, "Missing CHIP TAP OPTIONS ...."); return JIM_ERR; @@ -1716,17 +1697,17 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) Jim_GetOpt_String( goi, &cp, NULL ); pTap->tapname = strdup(cp); - + // name + dot + name + null x = strlen(pTap->chip) + 1 + strlen(pTap->tapname) + 1; cp = malloc( x ); sprintf( cp, "%s.%s", pTap->chip, pTap->tapname ); pTap->dotted_name = cp; - LOG_DEBUG("Creating New Tap, Chip: %s, Tap: %s, Dotted: %s, %d params", + LOG_DEBUG("Creating New Tap, Chip: %s, Tap: %s, Dotted: %s, %d params", pTap->chip, pTap->tapname, pTap->dotted_name, goi->argc); - + // default is enabled pTap->enabled = 1; @@ -1737,7 +1718,7 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) // clear them as we find them reqbits = (NTREQ_IRLEN | NTREQ_IRCAPTURE | NTREQ_IRMASK); - + while( goi->argc ){ e = Jim_GetOpt_Nvp( goi, opts, &n ); if( e != JIM_OK ){ @@ -1766,7 +1747,7 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) } if( (w < 0) || (w > 0xffff) ){ // wacky value - Jim_SetResult_sprintf( goi->interp, "option: %s - wacky value: %d (0x%x)", + Jim_SetResult_sprintf( goi->interp, "option: %s - wacky value: %d (0x%x)", n->name, (int)(w), (int)(w)); return JIM_ERR; } @@ -1789,9 +1770,9 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) // Did we get all the options? if( reqbits ){ - // no + // no Jim_SetResult_sprintf( goi->interp, - "newtap: %s missing required parameters", + "newtap: %s missing required parameters", pTap->dotted_name); // fixme: Tell user what is missing :-( // no memory leaks pelase @@ -1811,23 +1792,23 @@ jim_newtap_cmd( Jim_GetOptInfo *goi ) pTap->ir_length, pTap->ir_capture_value ); buf_set_u32( pTap->expected_mask, - 0, + 0, pTap->ir_length, pTap->ir_capture_mask ); - buf_set_ones( pTap->cur_instr, + buf_set_ones( pTap->cur_instr, pTap->ir_length ); pTap->bypass = 1; jtag_register_event_callback(jtag_reset_callback, pTap ); - + ppTap = &(jtag_all_taps); while( (*ppTap) != NULL ){ ppTap = &((*ppTap)->next_tap); } *ppTap = pTap; - { + { static int n_taps = 0; pTap->abs_chain_position = n_taps++; } @@ -1913,8 +1894,8 @@ jim_jtag_command( Jim_Interp *interp, int argc, Jim_Obj *const *argv ) Jim_SetResultString( goi.interp, "Too many parameters",-1 ); return JIM_ERR; } - - { + + { jtag_tap_t *t; t = jtag_TapByJimObj( goi.interp, goi.argv[0] ); if( t == NULL ){ @@ -2194,7 +2175,7 @@ int handle_jtag_device_command(struct command_context_s *cmd_ctx, char *cmd, cha // argv[ 1] = ir capture // argv[ 2] = ir mask // argv[ 3] = not actually used by anything but in the docs - + if( argc < 4 ){ command_print( cmd_ctx, "OLD DEPRECATED SYNTAX: Please use the NEW syntax"); return ERROR_OK; @@ -2208,7 +2189,7 @@ int handle_jtag_device_command(struct command_context_s *cmd_ctx, char *cmd, cha command_print( cmd_ctx, "jtag newtap stm32 cortexm3 ....., thus creating the tap: \"stm32.cortexm3\""); command_print( cmd_ctx, "jtag newtap stm32 boundry ....., and the tap: \"stm32.boundery\""); command_print( cmd_ctx, "And then refer to the taps by the dotted name."); - + newargs[0] = Jim_NewStringObj( interp, "jtag", -1 ); @@ -2237,7 +2218,7 @@ int handle_jtag_device_command(struct command_context_s *cmd_ctx, char *cmd, cha Jim_GetString( newargs[8], NULL ), Jim_GetString( newargs[9], NULL ) ); - + e = jim_jtag_command( interp, 10, newargs ); if( e != JIM_OK ){ @@ -2265,11 +2246,11 @@ int handle_scan_chain_command(struct command_context_s *cmd_ctx, char *cmd, char tap->abs_chain_position, tap->dotted_name, tap->enabled ? 'Y' : 'n', - tap->idcode, + tap->idcode, tap->expected_id, - tap->ir_length, - expected, - expected_mask, + tap->ir_length, + expected, + expected_mask, cur_instr); tap = tap->next_tap; } diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index cff2a662..bf04e41c 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -186,7 +186,6 @@ struct jtag_tap_s }; extern jtag_tap_t *jtag_AllTaps(void); extern jtag_tap_t *jtag_TapByPosition(int n); -extern jtag_tap_t *jtag_NextEnabledTap( jtag_tap_t * ); extern jtag_tap_t *jtag_TapByPosition( int n ); extern jtag_tap_t *jtag_TapByString( const char *dotted_name ); extern jtag_tap_t *jtag_TapByJimObj( Jim_Interp *interp, Jim_Obj *obj ); @@ -195,6 +194,27 @@ extern int jtag_NumEnabledTaps(void); extern int jtag_NumTotalTaps(void); +static __inline__ jtag_tap_t * +jtag_NextEnabledTap( jtag_tap_t *p ) +{ + if( p == NULL ){ + // start at the head of list + p = jtag_AllTaps(); + } else { + // start *after* this one + p = p->next_tap; + } + while( p ){ + if( p->enabled ){ + break; + } else { + p = p->next_tap; + } + } + return p; +} + + enum reset_line_mode diff --git a/src/jtag/zy1000.c b/src/jtag/zy1000.c index 423822b2..1ff5efff 100644 --- a/src/jtag/zy1000.c +++ b/src/jtag/zy1000.c @@ -492,43 +492,39 @@ int interface_jtag_add_end_state(enum tap_state state) int interface_jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state) { - int i, j; + int j; int scan_size = 0; - jtag_device_t *device; - - for (i=0; i < jtag_num_devices; i++) + jtag_tap_t *tap, *nextTap; + for(tap = jtag_NextEnabledTap(NULL); tap!= NULL; tap=nextTap) { - int pause=i==(jtag_num_devices-1); + nextTap=jtag_NextEnabledTap(tap); + int pause=(nextTap==NULL); + int found = 0; - device = jtag_get_device(i); - if (device==NULL) - { - return ERROR_FAIL; - } - scan_size = device->ir_length; + scan_size = tap->ir_length; /* search the list */ for (j=0; j < num_fields; j++) { - if (i == fields[j].device) + if (tap == fields[j].tap) { found = 1; if ((jtag_verify_capture_ir)&&(fields[j].in_handler==NULL)) { - jtag_set_check_value(fields+j, device->expected, device->expected_mask, NULL); + jtag_set_check_value(fields+j, tap->expected, tap->expected_mask, NULL); } else if (jtag_verify_capture_ir) { - fields[j].in_check_value = device->expected; - fields[j].in_check_mask = device->expected_mask; + fields[j].in_check_value = tap->expected; + fields[j].in_check_mask = tap->expected_mask; } scanFields(1, fields+j, TAP_SI, pause); /* update device information */ - buf_cpy(fields[j].out_value, device->cur_instr, scan_size); + buf_cpy(fields[j].out_value, tap->cur_instr, scan_size); - device->bypass = 0; + tap->bypass = 0; break; } } @@ -544,8 +540,8 @@ int interface_jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_st tmp.num_bits = scan_size; scanFields(1, &tmp, TAP_SI, pause); /* update device information */ - buf_cpy(tmp.out_value, device->cur_instr, scan_size); - device->bypass = 1; + buf_cpy(tmp.out_value, tap->cur_instr, scan_size); + tap->bypass = 1; } } gotoEndState(); @@ -569,15 +565,18 @@ int interface_jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum int interface_jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state) { - int i, j; - for (i=0; i < jtag_num_devices; i++) + + int j; + jtag_tap_t *tap, *nextTap; + for(tap = jtag_NextEnabledTap(NULL); tap!= NULL; tap=nextTap) { - int found = 0; - int pause = (i==(jtag_num_devices-1)); + nextTap=jtag_NextEnabledTap(tap); + int found=0; + int pause=(nextTap==NULL); for (j=0; j < num_fields; j++) { - if (i == fields[j].device) + if (tap == fields[j].tap) { found = 1; @@ -586,15 +585,6 @@ int interface_jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_st } if (!found) { -#ifdef _DEBUG_JTAG_IO_ - /* if a device isn't listed, the BYPASS register should be selected */ - if (!jtag_get_device(i)->bypass) - { - LOG_ERROR("BUG: no scan data for a device not in BYPASS"); - exit(-1); - } -#endif - scan_field_t tmp; /* program the scan field to 1 bit length, and ignore it's value */ tmp.num_bits = 1; @@ -610,13 +600,6 @@ int interface_jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_st } else { -#ifdef _DEBUG_JTAG_IO_ - /* if a device is listed, the BYPASS register must not be selected */ - if (jtag_get_device(i)->bypass) - { - LOG_WARNING("scan data for a device in BYPASS"); - } -#endif } } gotoEndState(); @@ -739,11 +722,11 @@ int interface_jtag_add_pathmove(int num_states, enum tap_state *path) -void embeddedice_write_dcc(int chain_pos, int reg_addr, u8 *buffer, int little, int count) +void embeddedice_write_dcc(jtag_tap_t *tap, int reg_addr, u8 *buffer, int little, int count) { // static int const reg_addr=0x5; enum tap_state end_state=cmd_queue_end_state; - if (jtag_num_devices==1) + if (jtag_NextEnabledTap(jtag_NextEnabledTap(NULL))==NULL) { /* better performance via code duplication */ if (little) @@ -771,7 +754,7 @@ void embeddedice_write_dcc(int chain_pos, int reg_addr, u8 *buffer, int little, int i; for (i = 0; i < count; i++) { - embeddedice_write_reg_inner(chain_pos, reg_addr, fast_target_buffer_get_u32(buffer, little)); + embeddedice_write_reg_inner(tap, reg_addr, fast_target_buffer_get_u32(buffer, little)); buffer += 4; } } diff --git a/src/target/target/zy1000.cfg b/src/target/target/zy1000.cfg index 56bf0c46..d8bb4650 100644 --- a/src/target/target/zy1000.cfg +++ b/src/target/target/zy1000.cfg @@ -27,8 +27,7 @@ if { [info exists ENDIAN] } { if { [info exists CPUTAPID ] } { set _CPUTAPID $CPUTAPID } else { - # sharp changed the number! - set _CPUTAPID 0x3f0f0f0f + set _CPUTAPID 0x1f0f0f0f } jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID |