#include "config.h"
#endif
-
-#include "log.h"
-#include "jtag.h"
+#include "embeddedice.h"
+#include "minidriver.h"
+#include "interface.h"
#include "bitbang.h"
-#include "../target/embeddedice.h"
-
#include <cyg/hal/hal_io.h> // low level i/o
#include <cyg/hal/hal_diag.h>
-#include <stdlib.h>
-
-extern int jtag_error;
+#define ZYLIN_VERSION "1.52"
+#define ZYLIN_DATE __DATE__
+#define ZYLIN_TIME __TIME__
+#define ZYLIN_OPENOCD "$Revision$"
+#define ZYLIN_OPENOCD_VERSION "Zylin JTAG ZY1000 " ZYLIN_VERSION " " ZYLIN_DATE " " ZYLIN_TIME
+const char *zylin_config_dir="/config/settings";
/* low level command set
*/
return ERROR_OK;
}
-static bool readPowerDropout()
+static bool readPowerDropout(void)
{
cyg_uint32 state;
// sample and clear power dropout
}
-static bool readSRST()
+static bool readSRST(void)
{
cyg_uint32 state;
// sample and clear SRST sensing
return -1;
}
-extern bool readSRST();
+extern bool readSRST(void);
void zy1000_reset(int trst, int srst)
{
{
if(speed > 8190 || speed < 2)
{
- LOG_ERROR("valid ZY1000 jtag_speed=[8190,2]. Divisor is 64MHz / even values between 8190-2, i.e. min 7814Hz, max 32MHz");
+ LOG_USER("valid ZY1000 jtag_speed=[8190,2]. Divisor is 64MHz / even values between 8190-2, i.e. min 7814Hz, max 32MHz");
return ERROR_INVALID_ARGUMENTS;
}
return ERROR_OK;
}
-int zy1000_register_commands(struct command_context_s *cmd_ctx)
+static bool savePower;
+
+
+static void setPower(bool power)
+{
+ savePower = power;
+ if (power)
+ {
+ HAL_WRITE_UINT32(ZY1000_JTAG_BASE+0x14, 0x8);
+ } else
+ {
+ HAL_WRITE_UINT32(ZY1000_JTAG_BASE+0x10, 0x8);
+ }
+}
+
+int handle_power_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
+ if (argc > 1)
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
+
+ if (argc == 1)
+ {
+ if (strcmp(args[0], "on") == 0)
+ {
+ setPower(1);
+ }
+ else if (strcmp(args[0], "off") == 0)
+ {
+ setPower(0);
+ } else
+ {
+ command_print(cmd_ctx, "arg is \"on\" or \"off\"");
+ return ERROR_INVALID_ARGUMENTS;
+ }
+ }
+
+ command_print(cmd_ctx, "Target power %s", savePower ? "on" : "off");
+
return ERROR_OK;
}
-int zy1000_init(void)
+/* Give TELNET a way to find out what version this is */
+static int jim_zy1000_version(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
- ZY1000_POKE(ZY1000_JTAG_BASE+0x10, 0x30); // Turn on LED1 & LED2
+ if ((argc < 1) || (argc > 2))
+ return JIM_ERR;
+ char buff[128];
+ const char *version_str=NULL;
- /* deassert resets. Important to avoid infinite loop waiting for SRST to deassert */
- zy1000_reset(0, 0);
- zy1000_speed(jtag_speed);
+ if (argc == 1)
+ {
+ version_str=ZYLIN_OPENOCD_VERSION;
+ } else
+ {
+ const char *str = Jim_GetString(argv[1], NULL);
+ if (strcmp("openocd", str) == 0)
+ {
+ int revision;
+ revision = atol(ZYLIN_OPENOCD+strlen("XRevision: "));
+ sprintf(buff, "%d", revision);
+ version_str=buff;
+ }
+ else if (strcmp("zy1000", str) == 0)
+ {
+ version_str=ZYLIN_VERSION;
+ }
+ else if (strcmp("date", str) == 0)
+ {
+ version_str=ZYLIN_DATE;
+ }
+ else
+ {
+ return JIM_ERR;
+ }
+ }
- bitbang_interface = &zy1000_bitbang;
+ Jim_SetResult(interp, Jim_NewStringObj(interp, version_str, -1));
- return ERROR_OK;
+ return JIM_OK;
}
-int zy1000_quit(void)
+
+static int
+zylinjtag_Jim_Command_powerstatus(Jim_Interp *interp,
+ int argc,
+ Jim_Obj * const *argv)
+{
+ if (argc != 1)
+ {
+ Jim_WrongNumArgs(interp, 1, argv, "powerstatus");
+ return JIM_ERR;
+ }
+
+ cyg_uint32 status;
+ ZY1000_PEEK(ZY1000_JTAG_BASE+0x10, status);
+
+ Jim_SetResult(interp, Jim_NewIntObj(interp, (status&0x80)!=0));
+
+ return JIM_OK;
+}
+
+int zy1000_register_commands(struct command_context_s *cmd_ctx)
{
+ register_command(cmd_ctx, NULL, "power", handle_power_command, COMMAND_ANY,
+ "power <on/off> - turn power switch to target on/off. No arguments - print status.");
+
+ Jim_CreateCommand(interp, "zy1000_version", jim_zy1000_version, NULL, NULL);
+
+
+ Jim_CreateCommand(interp, "powerstatus", zylinjtag_Jim_Command_powerstatus, NULL, NULL);
return ERROR_OK;
}
-/* loads a file and returns a pointer to it in memory. The file contains
- * a 0 byte(sentinel) after len bytes - the length of the file. */
-int loadFile(const char *fileName, void **data, int *len)
+
+int zy1000_init(void)
{
- FILE * pFile;
- pFile = fopen (fileName,"rb");
- if (pFile==NULL)
- {
- LOG_ERROR("Can't open %s\n", fileName);
- return ERROR_JTAG_DEVICE_ERROR;
- }
- if (fseek (pFile, 0, SEEK_END)!=0)
- {
- LOG_ERROR("Can't open %s\n", fileName);
- fclose(pFile);
- return ERROR_JTAG_DEVICE_ERROR;
- }
- *len=ftell (pFile);
- if (*len==-1)
- {
- LOG_ERROR("Can't open %s\n", fileName);
- fclose(pFile);
- return ERROR_JTAG_DEVICE_ERROR;
- }
+ LOG_USER("%s", ZYLIN_OPENOCD_VERSION);
- if (fseek (pFile, 0, SEEK_SET)!=0)
- {
- LOG_ERROR("Can't open %s\n", fileName);
- fclose(pFile);
- return ERROR_JTAG_DEVICE_ERROR;
- }
- *data=malloc(*len+1);
- if (*data==NULL)
- {
- LOG_ERROR("Can't open %s\n", fileName);
- fclose(pFile);
- return ERROR_JTAG_DEVICE_ERROR;
- }
+ ZY1000_POKE(ZY1000_JTAG_BASE+0x10, 0x30); // Turn on LED1 & LED2
- if (fread(*data, 1, *len, pFile)!=*len)
- {
- fclose(pFile);
- free(*data);
- LOG_ERROR("Can't open %s\n", fileName);
- return ERROR_JTAG_DEVICE_ERROR;
- }
- fclose (pFile);
- *(((char *)(*data))+*len)=0; /* sentinel */
+ setPower(true); // on by default
- return ERROR_OK;
+ /* deassert resets. Important to avoid infinite loop waiting for SRST to deassert */
+ zy1000_reset(0, 0);
+ zy1000_speed(jtag_speed);
+ bitbang_interface = &zy1000_bitbang;
+ return ERROR_OK;
}
+int zy1000_quit(void)
+{
+
+ return ERROR_OK;
+}
-static cyg_uint32 getShiftValue()
+static cyg_uint32 getShiftValue(void)
{
cyg_uint32 value;
waitIdle();
return value;
}
#if 0
-static cyg_uint32 getShiftValueFlip()
+static cyg_uint32 getShiftValueFlip(void)
{
cyg_uint32 value;
waitIdle();
#endif
#if 0
-static void shiftValueInnerFlip(const enum tap_state state, const enum tap_state endState, int repeat, cyg_uint32 value)
+static void shiftValueInnerFlip(const tap_state_t state, const tap_state_t endState, int repeat, cyg_uint32 value)
{
- VERBOSE(LOG_INFO("shiftValueInner %s %s %d %08x (flipped)", tap_state_strings[state], tap_state_strings[endState], repeat, value));
+ VERBOSE(LOG_INFO("shiftValueInner %s %s %d %08x (flipped)", tap_state_name(state), tap_state_name(endState), repeat, value));
cyg_uint32 a,b;
a=state;
b=endState;
extern int jtag_check_value(u8 *captured, void *priv);
-static void gotoEndState()
+static void gotoEndState(void)
{
setCurrentState(cmd_queue_end_state);
}
-static __inline void scanFields(int num_fields, scan_field_t *fields, enum tap_state shiftState, int pause)
+static __inline void scanFields(int num_fields, scan_field_t *fields, tap_state_t shiftState, tap_state_t end_state)
{
int i;
int j;
if (fields[i].in_value!=NULL)
{
inBuffer=fields[i].in_value;
- } else if (fields[i].in_handler!=NULL)
- {
- if (in_buff_size*8<num_bits)
- {
- // we need more space
- if (in_buff!=NULL)
- free(in_buff);
- in_buff=NULL;
- in_buff_size=(num_bits+7)/8;
- in_buff=malloc(in_buff_size);
- if (in_buff==NULL)
- {
- LOG_ERROR("Out of memory");
- jtag_error=ERROR_JTAG_QUEUE_FAILED;
- return;
- }
- }
- inBuffer=in_buff;
}
// here we shuffle N bits out/in
j=0;
while (j<num_bits)
{
- enum tap_state pause_state;
+ tap_state_t pause_state;
int l;
k=num_bits-j;
pause_state=(shiftState==TAP_DRSHIFT)?TAP_DRSHIFT:TAP_IRSHIFT;
{
k=32;
/* we have more to shift out */
- } else if (pause&&(i == num_fields-1))
+ } else if (i == num_fields-1)
{
/* this was the last to shift out this time */
- pause_state=(shiftState==TAP_DRSHIFT)?TAP_DRPAUSE:TAP_IRPAUSE;
+ pause_state=end_state;
}
// we have (num_bits+7)/8 bytes of bits to toggle out.
}
j+=k;
}
-
- if (fields[i].in_handler!=NULL)
- {
- // invoke callback
- int r=fields[i].in_handler(inBuffer, fields[i].in_handler_priv, fields+i);
- if (r!=ERROR_OK)
- {
- /* this will cause jtag_execute_queue() to return an error */
- jtag_error=r;
- }
- }
}
}
-int interface_jtag_add_end_state(enum tap_state state)
+int interface_jtag_add_end_state(tap_state_t state)
{
return ERROR_OK;
}
-int interface_jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state)
+int interface_jtag_add_ir_scan(int num_fields, const scan_field_t *fields, tap_state_t state)
{
int j;
for(tap = jtag_NextEnabledTap(NULL); tap!= NULL; tap=nextTap)
{
nextTap=jtag_NextEnabledTap(tap);
- int pause=(nextTap==NULL);
+ tap_state_t end_state;
+ if (nextTap==NULL)
+ {
+ end_state = cmd_queue_end_state;
+ } else
+ {
+ end_state = TAP_IRSHIFT;
+ }
int found = 0;
{
found = 1;
- if ((jtag_verify_capture_ir)&&(fields[j].in_handler==NULL))
- {
- jtag_set_check_value(fields+j, tap->expected, tap->expected_mask, NULL);
- } else if (jtag_verify_capture_ir)
- {
- fields[j].in_check_value = tap->expected;
- fields[j].in_check_mask = tap->expected_mask;
- }
-
- scanFields(1, fields+j, TAP_IRSHIFT, pause);
+ scanFields(1, fields+j, TAP_IRSHIFT, end_state);
/* update device information */
buf_cpy(fields[j].out_value, tap->cur_instr, scan_size);
memset(&tmp, 0, sizeof(tmp));
tmp.out_value = ones;
tmp.num_bits = scan_size;
- scanFields(1, &tmp, TAP_IRSHIFT, pause);
+ scanFields(1, &tmp, TAP_IRSHIFT, end_state);
/* update device information */
buf_cpy(tmp.out_value, tap->cur_instr, scan_size);
tap->bypass = 1;
}
}
- gotoEndState();
return ERROR_OK;
}
-int interface_jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state state)
+int interface_jtag_add_plain_ir_scan(int num_fields, const scan_field_t *fields, tap_state_t state)
{
- scanFields(num_fields, fields, TAP_IRSHIFT, 1);
- gotoEndState();
+ scanFields(num_fields, fields, TAP_IRSHIFT, cmd_queue_end_state);
return ERROR_OK;
}
/*extern jtag_command_t **jtag_get_last_command_p(void);*/
-int interface_jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state)
+int interface_jtag_add_dr_scan(int num_fields, const scan_field_t *fields, tap_state_t state)
{
int j;
{
nextTap=jtag_NextEnabledTap(tap);
int found=0;
- int pause=(nextTap==NULL);
+ tap_state_t end_state;
+ if (nextTap==NULL)
+ {
+ end_state = cmd_queue_end_state;
+ } else
+ {
+ end_state = TAP_DRSHIFT;
+ }
for (j=0; j < num_fields; j++)
{
{
found = 1;
- scanFields(1, fields+j, TAP_DRSHIFT, pause);
+ scanFields(1, fields+j, TAP_DRSHIFT, end_state);
}
}
if (!found)
/* program the scan field to 1 bit length, and ignore it's value */
tmp.num_bits = 1;
tmp.out_value = NULL;
- tmp.out_mask = NULL;
tmp.in_value = NULL;
- tmp.in_check_value = NULL;
- tmp.in_check_mask = NULL;
- tmp.in_handler = NULL;
- tmp.in_handler_priv = NULL;
- scanFields(1, &tmp, TAP_DRSHIFT, pause);
+ scanFields(1, &tmp, TAP_DRSHIFT, end_state);
}
else
{
}
}
- gotoEndState();
return ERROR_OK;
}
-int interface_jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state state)
+int interface_jtag_add_plain_dr_scan(int num_fields, const scan_field_t *fields, tap_state_t state)
{
- scanFields(num_fields, fields, TAP_DRSHIFT, 1);
- gotoEndState();
+ scanFields(num_fields, fields, TAP_DRSHIFT, cmd_queue_end_state);
return ERROR_OK;
}
return ERROR_OK;
}
-int interface_jtag_add_runtest(int num_cycles, enum tap_state state)
+static int zy1000_jtag_add_clocks(int num_cycles, tap_state_t state, tap_state_t clockstate)
{
/* num_cycles can be 0 */
- setCurrentState(TAP_IDLE);
+ setCurrentState(clockstate);
/* execute num_cycles, 32 at the time. */
int i;
{
num=num_cycles-i;
}
- shiftValueInner(TAP_IDLE, TAP_IDLE, num, 0);
+ shiftValueInner(clockstate, clockstate, num, 0);
}
#if !TEST_MANUAL()
/* finish in end_state */
setCurrentState(state);
#else
- enum tap_state t=TAP_IDLE;
+ tap_state_t t=TAP_IDLE;
/* test manual drive code on any target */
int tms;
- u8 tms_scan = TAP_MOVE(t, state);
+ u8 tms_scan = tap_get_tms_path(t, state);
+ int tms_count = tap_get_tms_path_len(tap_get_state(), tap_get_end_state());
- for (i = 0; i < 7; i++)
+ for (i = 0; i < tms_count; i++)
{
tms = (tms_scan >> i) & 1;
waitIdle();
return ERROR_OK;
}
+int interface_jtag_add_runtest(int num_cycles, tap_state_t state)
+{
+ return zy1000_jtag_add_clocks(num_cycles, state, TAP_IDLE);
+}
+
+int interface_jtag_add_clocks(int num_cycles)
+{
+ return zy1000_jtag_add_clocks(num_cycles, cmd_queue_cur_state, cmd_queue_end_state);
+}
+
int interface_jtag_add_sleep(u32 us)
{
jtag_sleep(us);
return ERROR_OK;
}
-int interface_jtag_add_pathmove(int num_states, enum tap_state *path)
+int interface_jtag_add_pathmove(int num_states, const tap_state_t *path)
{
int state_count;
int tms = 0;
state_count = 0;
- enum tap_state cur_state=cmd_queue_cur_state;
+ tap_state_t cur_state=cmd_queue_cur_state;
while (num_states)
{
- if (tap_transitions[cur_state].low == path[state_count])
+ if (tap_state_transition(cur_state, false) == path[state_count])
{
tms = 0;
}
- else if (tap_transitions[cur_state].high == path[state_count])
+ else if (tap_state_transition(cur_state, true) == path[state_count])
{
tms = 1;
}
else
{
- LOG_ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[path[state_count]]);
+ LOG_ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_name(cur_state), tap_state_name(path[state_count]));
exit(-1);
}
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;
+ tap_state_t end_state=cmd_queue_end_state;
if (jtag_NextEnabledTap(jtag_NextEnabledTap(NULL))==NULL)
{
/* better performance via code duplication */
}
}
+int loadFile(const char *fileName, void **data, int *len);
+
+/* boolean parameter stored on config */
+int boolParam(char *var)
+{
+ bool result = false;
+ char *name = alloc_printf("%s/%s", zylin_config_dir, var);
+ if (name == NULL)
+ return result;
+
+ void *data;
+ int len;
+ if (loadFile(name, &data, &len) == ERROR_OK)
+ {
+ if (len > 1)
+ len = 1;
+ result = strncmp((char *) data, "1", len) == 0;
+ free(data);
+ }
+ free(name);
+ return result;
+}
+
+
Code Review / openocd.git / blobdiff