AC_MSG_RESULT([$EXEEXT_FOR_BUILD])
AC_SUBST(EXEEXT_FOR_BUILD)
-AC_OUTPUT(Makefile src/Makefile src/helper/Makefile src/jtag/Makefile src/xsvf/Makefile src/target/Makefile src/server/Makefile src/flash/Makefile src/pld/Makefile doc/Makefile)
+AC_OUTPUT(Makefile src/Makefile src/helper/Makefile src/jtag/Makefile src/xsvf/Makefile src/svf/Makefile src/target/Makefile src/server/Makefile src/flash/Makefile src/pld/Makefile doc/Makefile)
# set the include path found by configure
INCLUDES = -I$(top_srcdir)/src -I$(top_srcdir)/src/helper \
- -I$(top_srcdir)/src/jtag -I$(top_srcdir)/src/target -I$(top_srcdir)/src/xsvf -I$(top_srcdir)/src/server \
- -I$(top_srcdir)/src/flash -I$(top_srcdir)/src/pld $(all_includes)
+ -I$(top_srcdir)/src/jtag -I$(top_srcdir)/src/target -I$(top_srcdir)/src/xsvf -I$(top_srcdir)/src/svf \
+ -I$(top_srcdir)/src/server -I$(top_srcdir)/src/flash -I$(top_srcdir)/src/pld $(all_includes)
# pass path to prefix path
openocd_CPPFLAGS = \
# the library search path.
openocd_LDFLAGS = $(all_libraries)
-SUBDIRS = helper jtag xsvf target server flash pld
+SUBDIRS = helper jtag xsvf svf target server flash pld
if IS_MINGW
MINGWLDADD = -lwsock32
-openocd_LDADD = $(top_builddir)/src/xsvf/libxsvf.a \
+openocd_LDADD = $(top_builddir)/src/xsvf/libxsvf.a $(top_builddir)/src/svf/libsvf.a \
$(top_builddir)/src/target/libtarget.a $(top_builddir)/src/jtag/libjtag.a \
$(top_builddir)/src/helper/libhelper.a \
$(top_builddir)/src/server/libserver.a $(top_builddir)/src/helper/libhelper.a \
#include "jtag.h"
#include "configuration.h"
#include "xsvf.h"
+#include "svf.h"
#include "target.h"
#include "flash.h"
#include "nand.h"
/***************************************************************************
- * Copyright (C) 2007 by Simon Qian <SimonQian@SimonQian.com> *
+ * Copyright (C) 2009 by Simon Qian <SimonQian@SimonQian.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 *
#define DEBUG_JTAG_IO(expr ...)
#endif
-#define VID 0x03EB
-#define PID 0x2103
-#define VSLLINK_WRITE_ENDPOINT 0x02
-#define VSLLINK_READ_ENDPOINT 0x82
+u16 vsllink_vid;
+u16 vsllink_pid;
+u8 vsllink_bulkout;
+u8 vsllink_bulkin;
-u16 vsllink_vid = VID;
-u16 vsllink_pid = PID;
-u8 vsllink_bulkout = VSLLINK_WRITE_ENDPOINT;
-u8 vsllink_bulkin = VSLLINK_READ_ENDPOINT;
-
-#define VSLLINK_USB_TIMEOUT 1000
+#define VSLLINK_USB_TIMEOUT 5000
static int VSLLINK_BufferSize = 1024;
#define VSLLINK_CMD_GET_PORT 0x91
#define VSLLINK_CMD_SET_PORTDIR 0x92
#define VSLLINK_CMD_HW_JTAGSEQCMD 0xA0
+#define VSLLINK_CMD_HW_JTAGHLCMD 0xA1
+#define VSLLINK_CMD_HW_SWDCMD 0xA2
#define VSLLINK_CMDJTAGSEQ_TMSBYTE 0x00
+#define VSLLINK_CMDJTAGSEQ_TMS0BYTE 0x40
#define VSLLINK_CMDJTAGSEQ_SCAN 0x80
#define VSLLINK_CMDJTAGSEQ_CMDMSK 0xC0
u8 VSLLINK_tap_move[6][6] =
{
/* TLR RTI SD PD SI PI */
- {0xff, 0x00, 0x2f, 0x0a, 0x37, 0x16}, /* TLR */
+ {0xff, 0x7f, 0x2f, 0x0a, 0x37, 0x16}, /* TLR */
{0xff, 0x00, 0x45, 0x05, 0x4b, 0x0b}, /* RTI */
{0xff, 0x61, 0x00, 0x01, 0x0f, 0x2f}, /* SD */
- {0xff, 0x60, 0x40, 0x17, 0x3c, 0x2f}, /* PD */
+ {0xff, 0x60, 0x40, 0x5c, 0x3c, 0x5e}, /* PD */
{0xff, 0x61, 0x07, 0x17, 0x00, 0x01}, /* SI */
- {0xff, 0x60, 0x38, 0x17, 0x40, 0x2f} /* PI */
+ {0xff, 0x60, 0x38, 0x5c, 0x40, 0x5e} /* PI */
};
-u8 VSLLINK_TAP_MOVE_FROM_E1[6] =
+typedef struct insert_insignificant_operation
{
-// TLR RTI SD PD SI PI
- 0xff, 0x60, 0x38, 0x5c, 0x3c, 0x5E
-};
+ unsigned char insert_value;
+ unsigned char insert_position;
+}insert_insignificant_operation_t;
-u8 VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[7][6][2] =
+insert_insignificant_operation_t VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[6][6] =
{
/* stuff offset */
{/* TLR */
0x00, 0x01, 0x03, 0x07, 0x0f, 0x1f, 0x3f, 0x7f
};
+typedef struct
+{
+ int length; /* Number of bits to read */
+ int offset;
+ scan_command_t *command; /* Corresponding scan command */
+ u8 *buffer;
+} pending_scan_result_t;
+
+#define MAX_PENDING_SCAN_RESULTS 256
+
+static int pending_scan_results_length;
+static pending_scan_result_t pending_scan_results_buffer[MAX_PENDING_SCAN_RESULTS];
+
/* External interface functions */
int vsllink_execute_queue(void);
int vsllink_speed(int speed);
void vsllink_debug_buffer(u8 *buffer, int length);
-int vsllink_tms_data_len = 0;
-u8* vsllink_tms_cmd_pos;
+static int vsllink_tms_data_len = 0;
+static u8* vsllink_tms_cmd_pos;
vsllink_jtag_t* vsllink_jtag_handle;
switch (cmd->type)
{
case JTAG_END_STATE:
- DEBUG_JTAG_IO("end_state: %i", cmd->cmd.end_state->end_state);
+ DEBUG_JTAG_IO("end_state: %s", jtag_state_name(cmd->cmd.end_state->end_state));
if (cmd->cmd.end_state->end_state != -1)
{
break;
case JTAG_RUNTEST:
- DEBUG_JTAG_IO( "runtest %i cycles, end in %i", cmd->cmd.runtest->num_cycles, \
- cmd->cmd.runtest->end_state);
-
+ DEBUG_JTAG_IO( "runtest %i cycles, end in %s", cmd->cmd.runtest->num_cycles, \
+ jtag_state_name(cmd->cmd.runtest->end_state));
+
if (cmd->cmd.runtest->end_state != -1)
{
vsllink_end_state(cmd->cmd.runtest->end_state);
break;
case JTAG_STATEMOVE:
- DEBUG_JTAG_IO("statemove end in %i", cmd->cmd.statemove->end_state);
+ DEBUG_JTAG_IO("statemove end in %s", jtag_state_name(cmd->cmd.statemove->end_state));
if (cmd->cmd.statemove->end_state != -1)
{
break;
case JTAG_PATHMOVE:
- DEBUG_JTAG_IO("pathmove: %i states, end in %i", \
+ DEBUG_JTAG_IO("pathmove: %i states, end in %s", \
cmd->cmd.pathmove->num_states, \
- cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
+ jtag_state_name(cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]));
vsllink_path_move(cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path);
break;
scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
if (cmd->cmd.scan->ir_scan)
{
- DEBUG_JTAG_IO("JTAG Scan write IR(%d bits), end in %d:", scan_size, cmd->cmd.scan->end_state);
+ DEBUG_JTAG_IO("JTAG Scan write IR(%d bits), end in %s:", scan_size, jtag_state_name(cmd->cmd.scan->end_state));
}
else
{
- DEBUG_JTAG_IO("JTAG Scan write DR(%d bits), end in %d:", scan_size, cmd->cmd.scan->end_state);
+ DEBUG_JTAG_IO("JTAG Scan write DR(%d bits), end in %s:", scan_size, jtag_state_name(cmd->cmd.scan->end_state));
}
#ifdef _DEBUG_JTAG_IO_
vsllink_usb_out_buffer[0] = VSLLINK_CMD_SET_PORTDIR;
vsllink_usb_out_buffer[1] = JTAG_PINMSK_SRST | JTAG_PINMSK_TRST | JTAG_PINMSK_USR1 | JTAG_PINMSK_USR2;
vsllink_usb_out_buffer[2] = JTAG_PINMSK_SRST | JTAG_PINMSK_TRST;
- result = vsllink_usb_write(vsllink_jtag_handle, 3);
- if (result != 3)
+ if (vsllink_usb_write(vsllink_jtag_handle, 3) != 3)
{
LOG_ERROR("VSLLink USB send data error");
exit(-1);
{
if ((vsllink_usb_in_buffer != NULL) && (vsllink_usb_out_buffer != NULL))
{
+ // Set all pins to input
+ vsllink_usb_out_buffer[0] = VSLLINK_CMD_SET_PORTDIR;
+ vsllink_usb_out_buffer[1] = JTAG_PINMSK_SRST | JTAG_PINMSK_TRST | JTAG_PINMSK_USR1 | JTAG_PINMSK_USR2;
+ vsllink_usb_out_buffer[2] = 0;
+ if (vsllink_usb_write(vsllink_jtag_handle, 3) != 3)
+ {
+ LOG_ERROR("VSLLink USB send data error");
+ exit(-1);
+ }
+
+ // disconnect
vsllink_simple_command(VSLLINK_CMD_DISCONN);
vsllink_usb_close(vsllink_jtag_handle);
}
}
// when vsllink_tms_data_len > 0, vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] is the byte that need to be appended.
-// length of VSLLINK_CMDJTAGSEQ_TMSBYTE has been set.
-void VSLLINK_add_tms_from_RTI(enum tap_state state)
+// length of VSLLINK_CMDJTAGSEQ_TMSBYTE has been set, no need to set it here.
+void vsllink_append_tms(void)
{
- u8 tms_scan = VSLLINK_TAP_MOVE(TAP_IDLE, state);
+ u8 tms_scan = VSLLINK_TAP_MOVE(cur_state, end_state);
u16 tms2;
- if ((cur_state != TAP_IDLE) || (state == TAP_IDLE) || (vsllink_tms_data_len <= 0) || (vsllink_tms_data_len >= 8) || (vsllink_tms_cmd_pos == NULL))
+ if (((cur_state != TAP_RESET) && (cur_state != TAP_IDLE) && (cur_state != TAP_DRPAUSE) && (cur_state != TAP_IRPAUSE)) || \
+ (vsllink_tms_data_len <= 0) || (vsllink_tms_data_len >= 8) || \
+ (vsllink_tms_cmd_pos == NULL))
{
LOG_ERROR("There MUST be some bugs in the driver");
exit(-1);
}
- tms2 = (tms_scan & VSLLINK_BIT_MSK[VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[1][tap_move_map[state]][1]]) << vsllink_tms_data_len;
- if (VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[1][tap_move_map[state]][0] == 1)
+ tms2 = (tms_scan & VSLLINK_BIT_MSK[VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[tap_move_map[cur_state]][tap_move_map[end_state]].insert_position]) << \
+ vsllink_tms_data_len;
+ if (VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[tap_move_map[cur_state]][tap_move_map[end_state]].insert_value == 1)
{
- tms2 |= VSLLINK_BIT_MSK[8 - vsllink_tms_data_len] << (vsllink_tms_data_len + VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[1][tap_move_map[state]][1]);
+ tms2 |= VSLLINK_BIT_MSK[8 - vsllink_tms_data_len] << \
+ (vsllink_tms_data_len + VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[tap_move_map[cur_state]][tap_move_map[end_state]].insert_position);
}
- tms2 |= (tms_scan >> VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[1][tap_move_map[state]][1]) << (8 + VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[1][tap_move_map[state]][1]);
+ tms2 |= (tms_scan >> VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[tap_move_map[cur_state]][tap_move_map[end_state]].insert_position) << \
+ (8 + VSLLINK_TAP_MOVE_INSERT_INSIGNIFICANT[tap_move_map[cur_state]][tap_move_map[end_state]].insert_position);
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] |= (tms2 >> 0) & 0xff;
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = (tms2 >> 8) & 0xff;
{
if (vsllink_tms_data_len > 0)
{
- VSLLINK_add_tms_from_RTI(end_state);
+ vsllink_append_tms();
}
else
{
{
if (i > 0)
{
- vsllink_usb_out_buffer[++vsllink_usb_out_buffer_idx] = 0;
- }
- else
- {
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] = 0;
+ vsllink_usb_out_buffer_idx++;
}
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] = 0;
}
if (path[i - start] == tap_transitions[cur_state].high)
{
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] |= 1 << (i & 7);
}
+ else if (path[i - start] == tap_transitions[cur_state].low)
+ {
+ // nothing to do
+ }
else
{
- LOG_ERROR("BUG: %d -> %d isn't a valid TAP transition", cur_state, path[i]);
+ LOG_ERROR("BUG: %s -> %s isn't a valid TAP transition", jtag_state_name(cur_state), jtag_state_name(path[i]));
exit(-1);
}
-
- cur_state = path[i];
+ cur_state = path[i - start];
}
+ if ((i > 0) && ((i & 7) == 0))
+ {
+ vsllink_usb_out_buffer_idx++;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] = 0;
+ }
+
end_state = cur_state;
}
if (vsllink_tms_data_len > 0)
{
- if ((vsllink_tms_data_len + num_states) < 8)
- {
- vsllink_add_path(vsllink_tms_data_len, num_states, path);
- num_states = 0;
- }
- else if ((vsllink_tms_data_len + num_states) < 16)
+ // there are vsllink_tms_data_len more tms bits to be shifted
+ // so there are vsllink_tms_data_len + num_states tms bits in all
+ tms_len = vsllink_tms_data_len + num_states;
+ if (tms_len <= 16)
{
- if ((*vsllink_tms_cmd_pos & VSLLINK_CMDJTAGSEQ_LENMSK) \
- < VSLLINK_CMDJTAGSEQ_LENMSK)
+ // merge into last tms shift
+ if (tms_len < 8)
{
- *vsllink_tms_cmd_pos++;
+ // just append tms data to the last tms byte
vsllink_add_path(vsllink_tms_data_len, num_states, path);
}
- else
+ else if (tms_len == 8)
{
- // need a new VSLLINK_CMDJTAGSEQ_TMSBYTE command
- // if vsllink_tms_data_len > 0, length of VSLLINK_CMDJTAGSEQ_TMSBYTE MUST be > 1(tms_len > 2)
- *vsllink_tms_cmd_pos--;
- vsllink_add_path(vsllink_tms_data_len, 8 - vsllink_tms_data_len, path);
- vsllink_usb_out_buffer_idx++;
- vsllink_tap_ensure_space(0, 3);
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE | 1;
- vsllink_tms_cmd_pos = vsllink_usb_out_buffer + vsllink_usb_out_buffer_idx;
- vsllink_add_path(vsllink_tms_data_len, num_states + vsllink_tms_data_len - 8, path + 8 - vsllink_tms_data_len);
+ // end last tms shift command
+ (*vsllink_tms_cmd_pos)--;
+ vsllink_add_path(vsllink_tms_data_len, num_states, path);
+ }
+ else if (tms_len < 16)
+ {
+ if ((*vsllink_tms_cmd_pos & VSLLINK_CMDJTAGSEQ_LENMSK) < VSLLINK_CMDJTAGSEQ_LENMSK)
+ {
+ // every tms shift command can contain VSLLINK_CMDJTAGSEQ_LENMSK + 1 bytes in most
+ // there is enought tms length in the current tms shift command
+ (*vsllink_tms_cmd_pos)++;
+ vsllink_add_path(vsllink_tms_data_len, num_states, path);
+ }
+ else
+ {
+ // every tms shift command can contain VSLLINK_CMDJTAGSEQ_LENMSK + 1 bytes in most
+ // not enough tms length in the current tms shift command
+ // so a new command should be added
+ // first decrease byte length of last tms shift command
+ (*vsllink_tms_cmd_pos)--;
+ // append tms data to the last tms byte
+ vsllink_add_path(vsllink_tms_data_len, 8 - vsllink_tms_data_len, path);
+ path += 8 - vsllink_tms_data_len;
+ // add new command(3 bytes)
+ vsllink_tap_ensure_space(0, 3);
+ vsllink_tms_cmd_pos = &vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE | 1;
+ vsllink_add_path(0, num_states - (8 - vsllink_tms_data_len), path);
+ }
}
+ else if (tms_len == 16)
+ {
+ // end last tms shift command
+ vsllink_add_path(vsllink_tms_data_len, num_states, path);
+ }
+
vsllink_tms_data_len = (vsllink_tms_data_len + num_states) & 7;
+ if (vsllink_tms_data_len == 0)
+ {
+ vsllink_tms_cmd_pos = NULL;
+ }
num_states = 0;
}
else
{
vsllink_add_path(vsllink_tms_data_len, 16 - vsllink_tms_data_len, path);
- path_idx = 16 - vsllink_tms_data_len;
- vsllink_usb_out_buffer_idx++;
- num_states -= 16 - vsllink_tms_data_len;
path += 16 - vsllink_tms_data_len;
+ num_states -= 16 - vsllink_tms_data_len;
vsllink_tms_data_len = 0;
vsllink_tms_cmd_pos = NULL;
}
{
if (tms_len < (VSLLINK_CMDJTAGSEQ_LENMSK + 1))
{
- vsllink_usb_out_buffer[tms_cmd_pos]++;
- vsllink_usb_out_buffer = vsllink_usb_out_buffer + tms_cmd_pos;
+ vsllink_tms_cmd_pos = &vsllink_usb_out_buffer[tms_cmd_pos];
+ (*vsllink_tms_cmd_pos)++;
}
else
{
vsllink_usb_out_buffer[tms_cmd_pos]--;
+
tms_len = vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
vsllink_tap_ensure_space(0, 3);
+ vsllink_tms_cmd_pos = &vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE | 1;
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] = tms_len;
}
void vsllink_runtest(int num_cycles)
{
- int i = 0, j;
- int tms_len, first_tms = 0, tms_cmd_pos = 0;
+ int tms_len;
enum tap_state saved_end_state = end_state;
if (cur_state != TAP_IDLE)
{
+ // enter into IDLE state
vsllink_end_state(TAP_IDLE);
-
- if (vsllink_tms_data_len > 0)
- {
- VSLLINK_add_tms_from_RTI(end_state);
- }
- else
- {
- first_tms = 1;
- }
+ vsllink_state_move();
}
-
- if (vsllink_tms_data_len > 0)
+ else
{
// cur_state == TAP_IDLE
- if ((vsllink_tms_data_len + num_cycles) < 8)
- {
- vsllink_tms_data_len += num_cycles;
- num_cycles = 0;
- }
- else if ((vsllink_tms_data_len + num_cycles) < 16)
- {
- if ((*vsllink_tms_cmd_pos & VSLLINK_CMDJTAGSEQ_LENMSK) \
- < VSLLINK_CMDJTAGSEQ_LENMSK)
- {
- *vsllink_tms_cmd_pos++;
- vsllink_usb_out_buffer[++vsllink_usb_out_buffer_idx] = 0;
- }
- else
- {
- // need a new VSLLINK_CMDJTAGSEQ_TMSBYTE command
- // if vsllink_tms_data_len > 0, length of VSLLINK_CMDJTAGSEQ_TMSBYTE MUST be > 1(tms_len > 2)
- *vsllink_tms_cmd_pos--;
- vsllink_tap_ensure_space(0, 3);
- vsllink_usb_out_buffer[++vsllink_usb_out_buffer_idx] = VSLLINK_CMDJTAGSEQ_TMSBYTE | 1;
- vsllink_tms_cmd_pos = vsllink_usb_out_buffer + vsllink_usb_out_buffer_idx;
- vsllink_usb_out_buffer[++vsllink_usb_out_buffer_idx] = 0;
- }
- vsllink_tms_data_len = (vsllink_tms_data_len + num_cycles) & 7;
- num_cycles = 0;
- }
- else
- {
- vsllink_usb_out_buffer[++vsllink_usb_out_buffer_idx] = 0;
- vsllink_usb_out_buffer_idx++;
-
- num_cycles -= 16 - vsllink_tms_data_len;
- vsllink_tms_data_len = 0;
- vsllink_tms_cmd_pos = NULL;
- }
- }
-
- tms_len = ((num_cycles + 7) >> 3) + first_tms;
- if (tms_len > 0)
- {
- // Normal operation, don't need to append tms data
- vsllink_tms_data_len = num_cycles & 7;
-
if (vsllink_tms_data_len > 0)
{
- tms_len += 1;
- }
- // tms_len includes the length of tms byte to append
-
- // Make sure there is enough space
- // 1 more byte maybe needed for the last tms move
- vsllink_tap_ensure_space(0, (tms_len / VSLLINK_CMDJTAGSEQ_LENMSK) + tms_len + 1);
-
- while(tms_len > 0)
- {
- if (tms_len > (VSLLINK_CMDJTAGSEQ_LENMSK + 1))
+ // there are vsllink_tms_data_len more tms bits to be shifted
+ // so there are vsllink_tms_data_len + num_cycles tms bits in all
+ tms_len = vsllink_tms_data_len + num_cycles;
+ if (tms_len <= 16)
{
- i = VSLLINK_CMDJTAGSEQ_LENMSK + 1;
- }
- else
- {
- i = tms_len;
- }
-
- tms_cmd_pos = vsllink_usb_out_buffer_idx;
-
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE | (i - 1);
+ // merge into last tms shift
+ if (tms_len < 8)
+ {
+ // just add to vsllink_tms_data_len
+ // same result if tun through
+ //vsllink_tms_data_len += num_cycles;
+ }
+ else if (tms_len == 8)
+ {
+ // end last tms shift command
+ // just reduce it, no need to append_tms
+ (*vsllink_tms_cmd_pos)--;
+ vsllink_usb_out_buffer_idx++;
+ }
+ else if (tms_len < 16)
+ {
+ if ((*vsllink_tms_cmd_pos & VSLLINK_CMDJTAGSEQ_LENMSK) < VSLLINK_CMDJTAGSEQ_LENMSK)
+ {
+ // every tms shift command can contain VSLLINK_CMDJTAGSEQ_LENMSK + 1 bytes in most
+ // there is enought tms length in the current tms shift command
+ // increase the tms byte length by 1 and set the last byte to 0
+ (*vsllink_tms_cmd_pos)++;
+ vsllink_usb_out_buffer_idx++;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] = 0;
+ }
+ else
+ {
+ // every tms shift command can contain VSLLINK_CMDJTAGSEQ_LENMSK + 1 bytes in most
+ // not enough tms length in the current tms shift command
+ // so a new command should be added
+ // first decrease byte length of last tms shift command
+ (*vsllink_tms_cmd_pos)--;
+ // move the command pointer to the next empty position
+ vsllink_usb_out_buffer_idx++;
+ // add new command(3 bytes)
+ vsllink_tap_ensure_space(0, 3);
+ vsllink_tms_cmd_pos = &vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE | 1;
+ vsllink_usb_out_buffer[++vsllink_usb_out_buffer_idx] = 0;
+ }
+ }
+ else if (tms_len == 16)
+ {
+ // end last tms shift command
+ vsllink_usb_out_buffer_idx++;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = 0;
+ }
- if (first_tms)
- {
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_TAP_MOVE(cur_state, end_state);
- first_tms = 0;
- j = i - 1;
+ vsllink_tms_data_len = (vsllink_tms_data_len + num_cycles) & 7;
+ if (vsllink_tms_data_len == 0)
+ {
+ vsllink_tms_cmd_pos = NULL;
+ }
+ num_cycles = 0;
}
else
{
- j = i;
- }
-
- while (j-- > 0)
- {
+ vsllink_usb_out_buffer_idx++;
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = 0;
- }
- tms_len -= i;
+ num_cycles -= 16 - vsllink_tms_data_len;
+ vsllink_tms_data_len = 0;
+ vsllink_tms_cmd_pos = NULL;
+ }
}
+ }
+ // from here vsllink_tms_data_len == 0 or num_cycles == 0
- // post process vsllink_usb_out_buffer_idx
- if (vsllink_tms_data_len > 0)
+ if (vsllink_tms_data_len > 0)
+ {
+ // num_cycles == 0
+ // no need to shift
+ if (num_cycles > 0)
{
- vsllink_usb_out_buffer_idx -= 2;
+ LOG_ERROR("There MUST be some bugs in the driver");
+ exit(-1);
}
-
- // Set end_state
- vsllink_end_state(saved_end_state);
- cur_state = TAP_IDLE;
- if (saved_end_state != TAP_IDLE)
+ }
+ else
+ {
+ // get number of bytes left to be sent
+ tms_len = num_cycles >> 3;
+ if (tms_len > 0)
{
- if (vsllink_tms_data_len > 0)
- {
- VSLLINK_add_tms_from_RTI(end_state);
- }
- else
+ vsllink_tap_ensure_space(1, 5);
+ // if tms_len > 0, vsllink_tms_data_len == 0
+ // so just add new command
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMS0BYTE;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = (tms_len >> 0) & 0xff;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = (tms_len >> 8) & 0xff;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = (tms_len >> 16) & 0xff;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = (tms_len >> 24) & 0xff;
+
+ vsllink_usb_in_want_length += 1;
+ pending_scan_results_buffer[pending_scan_results_length].buffer = NULL;
+ pending_scan_results_length++;
+
+ if (tms_len > 0xFFFF)
{
- if (i < (VSLLINK_CMDJTAGSEQ_LENMSK + 1))
- {
- vsllink_usb_out_buffer[tms_cmd_pos]++;
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_TAP_MOVE(TAP_IDLE, end_state);
- }
- else
- {
- vsllink_tap_ensure_space(0, 2);
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE;
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_TAP_MOVE(TAP_IDLE, end_state);
- }
+ vsllink_tap_execute();
+ vsllink_usb_out_buffer[0] = VSLLINK_CMD_HW_JTAGSEQCMD;
+ vsllink_usb_out_buffer_idx = 3;
}
- cur_state = saved_end_state;
}
+ vsllink_tms_data_len = num_cycles & 7;
if (vsllink_tms_data_len > 0)
{
- vsllink_tms_cmd_pos = vsllink_usb_out_buffer + tms_cmd_pos;
+ vsllink_tap_ensure_space(0, 3);
+ vsllink_tms_cmd_pos = &vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE | 1;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] = 0;
}
}
- else
- {
- // Set end_state if no RTI shifts
- vsllink_end_state(saved_end_state);
- cur_state = TAP_IDLE;
- if (saved_end_state != TAP_IDLE)
- {
- vsllink_tap_ensure_space(0, 2);
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_TMSBYTE;
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_TAP_MOVE(TAP_IDLE, end_state);
- cur_state = saved_end_state;
- }
+ // post-process
+ // set end_state
+ vsllink_end_state(saved_end_state);
+ cur_state = TAP_IDLE;
+ if (end_state != TAP_IDLE)
+ {
+ vsllink_state_move();
}
}
u8 bits_left, tms_tmp, tdi_len;
int i;
+ if (0 == scan_size )
+ {
+ return;
+ }
+
tdi_len = ((scan_size + 7) >> 3);
if ((tdi_len + 7) > VSLLINK_BufferSize)
{
{
if (cur_state == end_state)
{
- *vsllink_tms_cmd_pos--;
- tms_tmp = vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
- vsllink_tap_ensure_space(1, tdi_len + 7);
+ // already in IRSHIFT or DRSHIFT state
+ // merge tms data in the last tms shift command into next scan command
+ if(*vsllink_tms_cmd_pos < 1)
+ {
+ LOG_ERROR("There MUST be some bugs in the driver");
+ exit(-1);
+ }
+ else if(*vsllink_tms_cmd_pos < 2)
+ {
+ tms_tmp = vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
+ vsllink_usb_out_buffer_idx--;
+ }
+ else
+ {
+ tms_tmp = vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx];
+ *vsllink_tms_cmd_pos -= 2;
+ }
+ vsllink_tap_ensure_space(1, tdi_len + 7);
+ // VSLLINK_CMDJTAGSEQ_SCAN ored by 1 means that tms_before is valid
+ // which is merged from the last tms shift command
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_SCAN | 1;
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = ((tdi_len + 1) >> 0) & 0xff;
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = ((tdi_len + 1)>> 8) & 0xff;
vsllink_tap_append_scan(scan_size - vsllink_tms_data_len, buffer, command, vsllink_tms_data_len);
scan_size -= 8 - vsllink_tms_data_len;
+ vsllink_tms_data_len = 0;
}
else
{
- VSLLINK_add_tms_from_RTI(end_state);
+ vsllink_append_tms();
vsllink_tap_ensure_space(1, tdi_len + 5);
vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_CMDJTAGSEQ_SCAN;
if (cur_state != end_state)
{
- vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_TAP_MOVE_FROM_E1[tap_move_map[end_state]];
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = VSLLINK_TAP_MOVE(cur_state, end_state);
}
else
{
/***************************************************************************/
/* VSLLink tap functions */
-typedef struct
-{
- int length; /* Number of bits to read */
- int offset;
- scan_command_t *command; /* Corresponding scan command */
- u8 *buffer;
-} pending_scan_result_t;
-
-#define MAX_PENDING_SCAN_RESULTS 256
-
-static int pending_scan_results_length;
-static pending_scan_result_t pending_scan_results_buffer[MAX_PENDING_SCAN_RESULTS];
-
void vsllink_tap_init(void)
{
vsllink_usb_out_buffer_idx = 0;
}
/* Pad and send a tap sequence to the device, and receive the answer.
- * For the purpose of padding we assume that we are in idle or pause state. */
+ * For the purpose of padding we assume that we are in reset or idle or pause state. */
int vsllink_tap_execute(void)
{
int i;
if (vsllink_tms_data_len > 0)
{
+ if((cur_state != TAP_RESET) && (cur_state != TAP_IDLE) && (cur_state != TAP_IRPAUSE) && (cur_state != TAP_DRPAUSE))
+ {
+ LOG_WARNING("%s is not in RESET or IDLE or PAUSR state", jtag_state_name(cur_state));
+ }
+
if (vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx] & (1 << (vsllink_tms_data_len - 1)))
{
// last tms bit is '1'
- // the only possible state is TLR, no need to control the number of shifts in RLT
- // There MUST be some errors in the code
- LOG_ERROR("last tms bit is '1'");
- exit(-1);
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] |= 0xFF << vsllink_tms_data_len;
+ vsllink_usb_out_buffer[vsllink_usb_out_buffer_idx++] = 0xFF;
+ vsllink_tms_data_len = 0;
}
else
{
int length = pending_scan_result->length;
int offset = pending_scan_result->offset;
scan_command_t *command = pending_scan_result->command;
+
+ if (buffer != NULL)
+ {
+ // IRSHIFT or DRSHIFT
+ buf_set_buf(vsllink_usb_in_buffer, first * 8 + offset, buffer, 0, length);
+ first += (length + offset + 7) >> 3;
- /* Copy to buffer */
- buf_set_buf(vsllink_usb_in_buffer, first * 8 + offset, buffer, 0, length);
- first += (length + offset + 7) >> 3;
-
- DEBUG_JTAG_IO("JTAG scan read(%d bits):", length);
+ DEBUG_JTAG_IO("JTAG scan read(%d bits):", length);
#ifdef _DEBUG_JTAG_IO_
- vsllink_debug_buffer(buffer, (length + 7) >> 3);
+ vsllink_debug_buffer(buffer, (length + 7) >> 3);
#endif
- if (jtag_read_buffer(buffer, command) != ERROR_OK)
- {
- vsllink_tap_init();
- return ERROR_JTAG_QUEUE_FAILED;
- }
-
- if (pending_scan_result->buffer != NULL)
- {
+ if (jtag_read_buffer(buffer, command) != ERROR_OK)
+ {
+ vsllink_tap_init();
+ return ERROR_JTAG_QUEUE_FAILED;
+ }
+
free(pending_scan_result->buffer);
pending_scan_result->buffer = NULL;
}
+ else
+ {
+ first++;
+ }
}
}
else
#include "jtag.h"
#include "configuration.h"
#include "xsvf.h"
+#include "svf.h"
#include "target.h"
#include "flash.h"
#include "nand.h"
log_register_commands(cmd_ctx);
jtag_register_commands(cmd_ctx);
xsvf_register_commands(cmd_ctx);
+ svf_register_commands(cmd_ctx);
target_register_commands(cmd_ctx);
flash_register_commands(cmd_ctx);
nand_register_commands(cmd_ctx);
--- /dev/null
+INCLUDES = -I$(top_srcdir)/src/server -I$(top_srcdir)/src/helper -I$(top_srcdir)/src/jtag $(all_includes)
+METASOURCES = AUTO
+noinst_LIBRARIES = libsvf.a
+noinst_HEADERS = svf.h
+libsvf_a_SOURCES = svf.c
--- /dev/null
+# Makefile.in generated by automake 1.10 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
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+ tags=; \
+ here=`pwd`; \
+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+ unique=`for i in $$list; do \
+ if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+ done | \
+ $(AWK) ' { files[$$0] = 1; } \
+ END { for (i in files) print i; }'`; \
+ test -z "$(CTAGS_ARGS)$$tags$$unique" \
+ || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+ $$tags $$unique
+
+GTAGS:
+ here=`$(am__cd) $(top_builddir) && pwd` \
+ && cd $(top_srcdir) \
+ && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+ -rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+ @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ list='$(DISTFILES)'; \
+ dist_files=`for file in $$list; do echo $$file; done | \
+ sed -e "s|^$$srcdirstrip/||;t" \
+ -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+ case $$dist_files in \
+ */*) $(MKDIR_P) `echo "$$dist_files" | \
+ sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+ sort -u` ;; \
+ esac; \
+ for file in $$dist_files; do \
+ if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+ if test -d $$d/$$file; then \
+ dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+ if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+ cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+ fi; \
+ cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+ else \
+ test -f $(distdir)/$$file \
+ || cp -p $$d/$$file $(distdir)/$$file \
+ || exit 1; \
+ fi; \
+ done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LIBRARIES) $(HEADERS)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+ @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+ $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+ `test -z '$(STRIP)' || \
+ echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-noinstLIBRARIES mostlyclean-am
+
+distclean: distclean-am
+ -rm -rf ./$(DEPDIR)
+ -rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+ distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -rf ./$(DEPDIR)
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+ clean-noinstLIBRARIES ctags distclean distclean-compile \
+ distclean-generic distclean-tags distdir dvi dvi-am html \
+ html-am info info-am install install-am install-data \
+ install-data-am install-dvi install-dvi-am install-exec \
+ install-exec-am install-html install-html-am install-info \
+ install-info-am install-man install-pdf install-pdf-am \
+ install-ps install-ps-am install-strip installcheck \
+ installcheck-am installdirs maintainer-clean \
+ maintainer-clean-generic mostlyclean mostlyclean-compile \
+ mostlyclean-generic pdf pdf-am ps ps-am tags uninstall \
+ uninstall-am
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
--- /dev/null
+/***************************************************************************
+ * Copyright (C) 2009 by Simon Qian *
+ * SimonQian@SimonQian.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, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+
+
+/* The specification for SVF is available here:
+ * http://www.asset-intertech.com/support/svf.pdf
+ * Below, this document is refered to as the "SVF spec".
+ *
+ * The specification for XSVF is available here:
+ * http://www.xilinx.com/support/documentation/application_notes/xapp503.pdf
+ * Below, this document is refered to as the "XSVF spec".
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "svf.h"
+
+#include "jtag.h"
+#include "command.h"
+#include "log.h"
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string.h>
+
+#include <sys/time.h>
+#include <time.h>
+
+// SVF command
+typedef enum
+{
+ ENDDR,
+ ENDIR,
+ FREQUENCY,
+ HDR,
+ HIR,
+ PIO,
+ PIOMAP,
+ RUNTEST,
+ SDR,
+ SIR,
+ STATE,
+ TDR,
+ TIR,
+ TRST,
+}svf_command_t;
+
+const char *svf_command_name[14] =
+{
+ "ENDDR",
+ "ENDIR",
+ "FREQUENCY",
+ "HDR",
+ "HIR",
+ "PIO",
+ "PIOMAP",
+ "RUNTEST",
+ "SDR",
+ "SIR",
+ "STATE",
+ "TDR",
+ "TIR",
+ "TRST"
+};
+
+typedef enum
+{
+ TRST_ON,
+ TRST_OFF,
+ TRST_Z,
+ TRST_ABSENT
+}trst_mode_t;
+
+const char *svf_trst_mode_name[4] =
+{
+ "ON",
+ "OFF",
+ "Z",
+ "ABSENT"
+};
+
+char *svf_tap_state_name[16];
+
+#define XXR_TDI (1 << 0)
+#define XXR_TDO (1 << 1)
+#define XXR_MASK (1 << 2)
+#define XXR_SMASK (1 << 3)
+typedef struct
+{
+ int len;
+ int data_mask;
+ u8 *tdi;
+ u8 *tdo;
+ u8 *mask;
+ u8 *smask;
+}svf_xxr_para_t;
+
+typedef struct
+{
+ float frequency;
+ tap_state_t ir_end_state;
+ tap_state_t dr_end_state;
+ tap_state_t runtest_run_state;
+ tap_state_t runtest_end_state;
+ trst_mode_t trst_mode;
+
+ svf_xxr_para_t hir_para;
+ svf_xxr_para_t hdr_para;
+ svf_xxr_para_t tir_para;
+ svf_xxr_para_t tdr_para;
+ svf_xxr_para_t sir_para;
+ svf_xxr_para_t sdr_para;
+}svf_para_t;
+
+svf_para_t svf_para;
+const svf_para_t svf_para_init =
+{
+// frequency, ir_end_state, dr_end_state, runtest_run_state, runtest_end_state, trst_mode
+ 0, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TRST_Z,
+// hir_para
+// {len, data_mask, tdi, tdo, mask, smask},
+ {0, 0, NULL, NULL, NULL, NULL},
+// hdr_para
+// {len, data_mask, tdi, tdo, mask, smask},
+ {0, 0, NULL, NULL, NULL, NULL},
+// tir_para
+// {len, data_mask, tdi, tdo, mask, smask},
+ {0, 0, NULL, NULL, NULL, NULL},
+// tdr_para
+// {len, data_mask, tdi, tdo, mask, smask},
+ {0, 0, NULL, NULL, NULL, NULL},
+// sir_para
+// {len, data_mask, tdi, tdo, mask, smask},
+ {0, 0, NULL, NULL, NULL, NULL},
+// sdr_para
+// {len, data_mask, tdi, tdo, mask, smask},
+ {0, 0, NULL, NULL, NULL, NULL},
+};
+
+typedef struct
+{
+ int line_num; // used to record line number of the check operation
+ // so more information could be printed
+ int enabled; // check is enabled or not
+ int buffer_offset; // buffer_offset to buffers
+ int bit_len; // bit length to check
+}svf_check_tdo_para_t;
+
+#define SVF_CHECK_TDO_PARA_SIZE 1024
+static svf_check_tdo_para_t *svf_check_tdo_para = NULL;
+static int svf_check_tdo_para_index = 0;
+
+#define dimof(a) (sizeof(a) / sizeof((a)[0]))
+
+static int svf_read_command_from_file(int fd);
+static int svf_check_tdo(void);
+static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len);
+static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str);
+static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+static int svf_fd = 0;
+static char *svf_command_buffer = NULL;
+static int svf_command_buffer_size = 0;
+static int svf_line_number = 1;
+
+static jtag_tap_t *tap = NULL;
+
+#define SVF_MAX_BUFFER_SIZE_TO_COMMIT (4 * 1024)
+static u8 *svf_tdi_buffer = NULL, *svf_tdo_buffer = NULL, *svf_mask_buffer = NULL;
+static int svf_buffer_index = 0, svf_buffer_size = 0;
+
+
+int svf_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "svf", handle_svf_command,
+ COMMAND_EXEC, "run svf <file>");
+
+ return ERROR_OK;
+}
+
+void svf_free_xxd_para(svf_xxr_para_t *para)
+{
+ if (NULL != para)
+ {
+ if (para->tdi != NULL)
+ {
+ free(para->tdi);
+ para->tdi = NULL;
+ }
+ if (para->tdo != NULL)
+ {
+ free(para->tdo);
+ para->tdo = NULL;
+ }
+ if (para->mask != NULL)
+ {
+ free(para->mask);
+ para->mask = NULL;
+ }
+ if (para->smask != NULL)
+ {
+ free(para->smask);
+ para->smask = NULL;
+ }
+ }
+}
+
+static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int command_num = 0, i;
+ int ret = ERROR_OK;
+
+ if (argc < 1)
+ {
+ command_print(cmd_ctx, "usage: svf <file>");
+ return ERROR_FAIL;
+ }
+
+ if ((svf_fd = open(args[0], O_RDONLY)) < 0)
+ {
+ command_print(cmd_ctx, "file \"%s\" not found", args[0]);
+ return ERROR_FAIL;
+ }
+
+ LOG_USER("svf processing file: \"%s\"", args[0]);
+
+ // init
+ svf_line_number = 1;
+ svf_command_buffer_size = 0;
+
+ svf_check_tdo_para_index = 0;
+ svf_check_tdo_para = malloc(sizeof(svf_check_tdo_para_t) * SVF_CHECK_TDO_PARA_SIZE);
+ if (NULL == svf_check_tdo_para)
+ {
+ LOG_ERROR("not enough memory");
+ ret = ERROR_FAIL;
+ goto free_all;
+ }
+
+ svf_buffer_index = 0;
+ // double the buffer size
+ // in case current command cannot be commited, and next command is a bit scan command
+ // here is 32K bits for this big scan command, it should be enough
+ // buffer will be reallocated if buffer size is not enough
+ svf_tdi_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
+ if (NULL == svf_tdi_buffer)
+ {
+ LOG_ERROR("not enough memory");
+ ret = ERROR_FAIL;
+ goto free_all;
+ }
+ svf_tdo_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
+ if (NULL == svf_tdo_buffer)
+ {
+ LOG_ERROR("not enough memory");
+ ret = ERROR_FAIL;
+ goto free_all;
+ }
+ svf_mask_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
+ if (NULL == svf_mask_buffer)
+ {
+ LOG_ERROR("not enough memory");
+ ret = ERROR_FAIL;
+ goto free_all;
+ }
+ svf_buffer_size = 2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT;
+
+ memcpy(&svf_para, &svf_para_init, sizeof(svf_para));
+ for (i = 0; i < dimof(svf_tap_state_name); i++)
+ {
+ svf_tap_state_name[i] = (char *)jtag_state_name(i);
+ }
+ // TAP_RESET
+ jtag_add_tlr();
+
+ while ( ERROR_OK == svf_read_command_from_file(svf_fd) )
+ {
+ if (ERROR_OK != svf_run_command(cmd_ctx, svf_command_buffer))
+ {
+ LOG_ERROR("fail to run command at line %d", svf_line_number);
+ ret = ERROR_FAIL;
+ break;
+ }
+ command_num++;
+ }
+ if (ERROR_OK != jtag_execute_queue())
+ {
+ ret = ERROR_FAIL;
+ }
+ else if (ERROR_OK != svf_check_tdo())
+ {
+ ret = ERROR_FAIL;
+ }
+
+free_all:
+
+ close(svf_fd);
+ svf_fd = 0;
+
+ // free buffers
+ if (svf_command_buffer)
+ {
+ free(svf_command_buffer);
+ svf_command_buffer = NULL;
+ svf_command_buffer_size = 0;
+ }
+ if (svf_check_tdo_para)
+ {
+ free(svf_check_tdo_para);
+ svf_check_tdo_para = NULL;
+ svf_check_tdo_para_index = 0;
+ }
+ if (svf_tdi_buffer)
+ {
+ free(svf_tdi_buffer);
+ svf_tdi_buffer = NULL;
+ }
+ if (svf_tdo_buffer)
+ {
+ free(svf_tdo_buffer);
+ svf_tdo_buffer = NULL;
+ }
+ if (svf_mask_buffer)
+ {
+ free(svf_mask_buffer);
+ svf_mask_buffer = NULL;
+ }
+ svf_buffer_index = 0;
+ svf_buffer_size = 0;
+
+ svf_free_xxd_para(&svf_para.hdr_para);
+ svf_free_xxd_para(&svf_para.hir_para);
+ svf_free_xxd_para(&svf_para.tdr_para);
+ svf_free_xxd_para(&svf_para.tir_para);
+ svf_free_xxd_para(&svf_para.sdr_para);
+ svf_free_xxd_para(&svf_para.sir_para);
+
+ if (ERROR_OK == ret)
+ {
+ command_print(cmd_ctx, "svf file programmed successfully for %d commands", command_num);
+ }
+ else
+ {
+ command_print(cmd_ctx, "svf file programmed failed");
+ }
+
+ return ret;
+}
+
+#define SVFP_CMD_INC_CNT 1024
+static int svf_read_command_from_file(int fd)
+{
+ char ch, *tmp_buffer = NULL;
+ int cmd_pos = 0, cmd_ok = 0, slash = 0, comment = 0;
+
+ while (!cmd_ok && (read(fd, &ch, 1) > 0) )
+ {
+ switch(ch)
+ {
+ case '!':
+ slash = 0;
+ comment = 1;
+ break;
+ case '/':
+ if (++slash == 2)
+ {
+ comment = 1;
+ }
+ break;
+ case ';':
+ slash = 0;
+ if (!comment)
+ {
+ cmd_ok = 1;
+ }
+ break;
+ case '\n':
+ svf_line_number++;
+ case '\r':
+ slash = 0;
+ comment = 0;
+ break;
+ default:
+ if (!comment)
+ {
+ if (cmd_pos >= svf_command_buffer_size - 1)
+ {
+ tmp_buffer = (char*)malloc(svf_command_buffer_size + SVFP_CMD_INC_CNT); // 1 more byte for '\0'
+ if (NULL == tmp_buffer)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ if (svf_command_buffer_size > 0)
+ {
+ memcpy(tmp_buffer, svf_command_buffer, svf_command_buffer_size);
+ }
+ if (svf_command_buffer != NULL)
+ {
+ free(svf_command_buffer);
+ }
+ svf_command_buffer = tmp_buffer;
+ svf_command_buffer_size += SVFP_CMD_INC_CNT;
+ tmp_buffer = NULL;
+ }
+ svf_command_buffer[cmd_pos++] = (char)toupper(ch);
+ }
+ break;
+ }
+ }
+
+ if (cmd_ok)
+ {
+ svf_command_buffer[cmd_pos] = '\0';
+ return ERROR_OK;
+ }
+ else
+ {
+ return ERROR_FAIL;
+ }
+}
+
+static int svf_parse_cmd_string(char *str, int len, char **argus, int *num_of_argu)
+{
+ int pos = 0, num = 0, space_found = 1;
+
+ while (pos < len)
+ {
+ switch(str[pos])
+ {
+ case '\n':
+ case '\r':
+ case '!':
+ case '/':
+ LOG_ERROR("fail to parse svf command");
+ return ERROR_FAIL;
+ break;
+ case ' ':
+ space_found = 1;
+ str[pos] = '\0';
+ break;
+ default:
+ if (space_found)
+ {
+ argus[num++] = &str[pos];
+ space_found = 0;
+ }
+ break;
+ }
+ pos++;
+ }
+
+ *num_of_argu = num;
+
+ return ERROR_OK;
+}
+
+static int svf_tap_state_is_stable(tap_state_t state)
+{
+ return ((TAP_RESET == state) || (TAP_IDLE == state) || (TAP_DRPAUSE == state) || (TAP_IRPAUSE == state));
+}
+
+static int svf_tap_state_is_valid(tap_state_t state)
+{
+ return ((state >= 0) && (state < sizeof(svf_tap_state_name)));
+}
+
+static int svf_find_string_in_array(char *str, char **strs, int num_of_element)
+{
+ int i;
+
+ for (i = 0; i < num_of_element; i++)
+ {
+ if (!strcmp(str, strs[i]))
+ {
+ return i;
+ }
+ }
+ return 0xFF;
+}
+
+static int svf_adjust_array_length(u8 **arr, int orig_bit_len, int new_bit_len)
+{
+ int new_byte_len = (new_bit_len + 7) >> 3;
+
+ if ((NULL == *arr) || (((orig_bit_len + 7) >> 3) < ((new_bit_len + 7) >> 3)))
+ {
+ if (*arr != NULL)
+ {
+ free(*arr);
+ *arr = NULL;
+ }
+ *arr = (u8*)malloc(new_byte_len);
+ if (NULL == *arr)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memset(*arr, 0, new_byte_len);
+ }
+ return ERROR_OK;
+}
+
+static int svf_copy_hexstring_to_binary(char *str, u8 **bin, int orig_bit_len, int bit_len)
+{
+ int i, str_len = strlen(str), str_byte_len = (bit_len + 3) >> 2, loop_cnt;
+ u8 ch, need_write = 1;
+
+ if (ERROR_OK != svf_adjust_array_length(bin, orig_bit_len, bit_len))
+ {
+ LOG_ERROR("fail to adjust length of array");
+ return ERROR_FAIL;
+ }
+
+ if (str_byte_len > str_len)
+ {
+ loop_cnt = str_byte_len;
+ }
+ else
+ {
+ loop_cnt = str_len;
+ }
+
+ for (i = 0; i < loop_cnt; i++)
+ {
+ if (i < str_len)
+ {
+ ch = str[str_len - i - 1];
+ if ((ch >= '0') && (ch <= '9'))
+ {
+ ch = ch - '0';
+ }
+ else if ((ch >= 'A') && (ch <= 'F'))
+ {
+ ch = ch - 'A' + 10;
+ }
+ else
+ {
+ LOG_ERROR("invalid hex string");
+ return ERROR_FAIL;
+ }
+ }
+ else
+ {
+ ch = 0;
+ }
+
+ // check valid
+ if (i >= str_byte_len)
+ {
+ // all data written, other data should be all '0's and needn't to be written
+ need_write = 0;
+ if (ch != 0)
+ {
+ LOG_ERROR("value execede length");
+ return ERROR_FAIL;
+ }
+ }
+ else if (i == (str_byte_len - 1))
+ {
+ // last data byte, written if valid
+ if ((ch & ~((1 << (bit_len - 4 * i)) - 1)) != 0)
+ {
+ LOG_ERROR("value execede length");
+ return ERROR_FAIL;
+ }
+ }
+
+ if (need_write)
+ {
+ // write bin
+ if (i % 2)
+ {
+ // MSB
+ (*bin)[i / 2] |= ch << 4;
+ }
+ else
+ {
+ // LSB
+ (*bin)[i / 2] = 0;
+ (*bin)[i / 2] |= ch;
+ }
+ }
+ }
+
+ return ERROR_OK;
+}
+
+static int svf_check_tdo(void)
+{
+ int i, j, byte_len, index;
+
+ for (i = 0; i < svf_check_tdo_para_index; i++)
+ {
+ if (svf_check_tdo_para[i].enabled)
+ {
+ byte_len = (svf_check_tdo_para[i].bit_len + 7) >> 3;
+ index = svf_check_tdo_para[i].buffer_offset;
+ for (j = 0; j < byte_len; j++)
+ {
+ if ((svf_tdi_buffer[index + j] & svf_mask_buffer[index + j]) != svf_tdo_buffer[index + j])
+ {
+ LOG_ERROR("tdo check error at line %d, read = 0x%X, want = 0x%X, mask = 0x%X",
+ svf_check_tdo_para[i].line_num,
+ (*(int*)(svf_tdi_buffer + index)) & ((1 << svf_check_tdo_para[i].bit_len) - 1),
+ (*(int*)(svf_tdo_buffer + index)) & ((1 << svf_check_tdo_para[i].bit_len) - 1),
+ (*(int*)(svf_mask_buffer + index)) & ((1 << svf_check_tdo_para[i].bit_len) - 1));
+ return ERROR_FAIL;
+ }
+ }
+ }
+ }
+ svf_check_tdo_para_index = 0;
+
+ return ERROR_OK;
+}
+
+static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len)
+{
+ if (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE)
+ {
+ LOG_ERROR("toooooo many operation undone");
+ return ERROR_FAIL;
+ }
+
+ svf_check_tdo_para[svf_check_tdo_para_index].line_num = svf_line_number;
+ svf_check_tdo_para[svf_check_tdo_para_index].bit_len = bit_len;
+ svf_check_tdo_para[svf_check_tdo_para_index].enabled = enabled;
+ svf_check_tdo_para[svf_check_tdo_para_index].buffer_offset = buffer_offset;
+ svf_check_tdo_para_index++;
+
+ return ERROR_OK;
+}
+
+// not good to use this
+extern jtag_command_t** jtag_get_last_command_p(void);
+extern void* cmd_queue_alloc(size_t size);
+extern jtag_command_t **last_comand_pointer;
+
+static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str)
+{
+ char *argus[256], command;
+ int num_of_argu = 0, i;
+
+ // tmp variable
+ int i_tmp;
+
+ // not good to use this
+ jtag_command_t **last_cmd;
+
+ // for RUNTEST
+ int run_count;
+ float min_time, max_time;
+ // for XXR
+ svf_xxr_para_t *xxr_para_tmp;
+ u8 **pbuffer_tmp;
+ scan_field_t field;
+ // for STATE
+ tap_state_t *path = NULL, state;
+
+ LOG_DEBUG("%s", cmd_str);
+
+ if (ERROR_OK != svf_parse_cmd_string(cmd_str, strlen(cmd_str), argus, &num_of_argu))
+ {
+ return ERROR_FAIL;
+ }
+
+ command = svf_find_string_in_array(argus[0], (char **)svf_command_name, dimof(svf_command_name));
+ switch(command)
+ {
+ case ENDDR:
+ case ENDIR:
+ if (num_of_argu != 2)
+ {
+ LOG_ERROR("invalid parameter of %s", argus[0]);
+ return ERROR_FAIL;
+ }
+ i_tmp = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
+ if (svf_tap_state_is_stable(i_tmp))
+ {
+ if (command == ENDIR)
+ {
+ svf_para.ir_end_state = i_tmp;
+ LOG_DEBUG("\tir_end_state = %s", svf_tap_state_name[svf_para.ir_end_state]);
+ }
+ else
+ {
+ svf_para.dr_end_state = i_tmp;
+ LOG_DEBUG("\tdr_end_state = %s", svf_tap_state_name[svf_para.dr_end_state]);
+ }
+ }
+ else
+ {
+ LOG_ERROR("%s is not valid state", argus[1]);
+ return ERROR_FAIL;
+ }
+ break;
+ case FREQUENCY:
+ if ((num_of_argu != 1) && (num_of_argu != 3))
+ {
+ LOG_ERROR("invalid parameter of %s", argus[0]);
+ return ERROR_FAIL;
+ }
+ if (1 == num_of_argu)
+ {
+ // TODO: set jtag speed to full speed
+ svf_para.frequency = 0;
+ }
+ else
+ {
+ if (strcmp(argus[2], "HZ"))
+ {
+ LOG_ERROR("HZ not found in FREQUENCY command");
+ return ERROR_FAIL;
+ }
+ svf_para.frequency = atof(argus[1]);
+ // TODO: set jtag speed to
+ if (svf_para.frequency > 0)
+ {
+ command_run_linef(cmd_ctx, "jtag_khz %d", (int)svf_para.frequency / 1000);
+ LOG_DEBUG("\tfrequency = %f", svf_para.frequency);
+ }
+ }
+ break;
+ case HDR:
+ xxr_para_tmp = &svf_para.hdr_para;
+ goto XXR_common;
+ case HIR:
+ xxr_para_tmp = &svf_para.hir_para;
+ goto XXR_common;
+ case TDR:
+ xxr_para_tmp = &svf_para.tdr_para;
+ goto XXR_common;
+ case TIR:
+ xxr_para_tmp = &svf_para.tir_para;
+ goto XXR_common;
+ case SDR:
+ xxr_para_tmp = &svf_para.sdr_para;
+ goto XXR_common;
+ case SIR:
+ xxr_para_tmp = &svf_para.sir_para;
+ goto XXR_common;
+ XXR_common:
+ // XXR length [TDI (tdi)] [TDO (tdo)][MASK (mask)] [SMASK (smask)]
+ if ((num_of_argu > 10) || (num_of_argu % 2))
+ {
+ LOG_ERROR("invalid parameter of %s", argus[0]);
+ return ERROR_FAIL;
+ }
+ i_tmp = xxr_para_tmp->len;
+ xxr_para_tmp->len = atoi(argus[1]);
+ LOG_DEBUG("\tlength = %d", xxr_para_tmp->len);
+ xxr_para_tmp->data_mask = 0;
+ for (i = 2; i < num_of_argu; i += 2)
+ {
+ if ((argus[i + 1][0] != '(') || (argus[i + 1][strlen(argus[i + 1]) - 1] != ')'))
+ {
+ LOG_ERROR("data section error");
+ return ERROR_FAIL;
+ }
+ argus[i + 1][strlen(argus[i + 1]) - 1] = '\0';
+ // TDI, TDO, MASK, SMASK
+ if (!strcmp(argus[i], "TDI"))
+ {
+ // TDI
+ pbuffer_tmp = &xxr_para_tmp->tdi;
+ xxr_para_tmp->data_mask |= XXR_TDI;
+ }
+ else if (!strcmp(argus[i], "TDO"))
+ {
+ // TDO
+ pbuffer_tmp = &xxr_para_tmp->tdo;
+ xxr_para_tmp->data_mask |= XXR_TDO;
+ }
+ else if (!strcmp(argus[i], "MASK"))
+ {
+ // MASK
+ pbuffer_tmp = &xxr_para_tmp->mask;
+ xxr_para_tmp->data_mask |= XXR_MASK;
+ }
+ else if (!strcmp(argus[i], "SMASK"))
+ {
+ // SMASK
+ pbuffer_tmp = &xxr_para_tmp->smask;
+ xxr_para_tmp->data_mask |= XXR_SMASK;
+ }
+ else
+ {
+ LOG_ERROR("unknow parameter: %s", argus[i]);
+ return ERROR_FAIL;
+ }
+ if (ERROR_OK != svf_copy_hexstring_to_binary(&argus[i + 1][1], pbuffer_tmp, i_tmp, xxr_para_tmp->len))
+ {
+ LOG_ERROR("fail to parse hex value");
+ return ERROR_FAIL;
+ }
+ LOG_DEBUG("\t%s = 0x%X", argus[i], (**(int**)pbuffer_tmp) & ((1 << (xxr_para_tmp->len)) - 1));
+ }
+ // If a command changes the length of the last scan of the same type and the MASK parameter is absent,
+ // the mask pattern used is all cares
+ if (!(xxr_para_tmp->data_mask & XXR_MASK) && (i_tmp != xxr_para_tmp->len))
+ {
+ // MASK not defined and length changed
+ if (ERROR_OK != svf_adjust_array_length(&xxr_para_tmp->mask, i_tmp, xxr_para_tmp->len))
+ {
+ LOG_ERROR("fail to adjust length of array");
+ return ERROR_FAIL;
+ }
+ buf_set_ones(xxr_para_tmp->mask, xxr_para_tmp->len);
+ }
+ // do scan if necessary
+ if (SDR == command)
+ {
+ // check buffer size first, reallocate if necessary
+ i = svf_para.hdr_para.len + svf_para.sdr_para.len + svf_para.tdr_para.len;
+ if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
+ {
+#if 1
+ // simply print error message
+ LOG_ERROR("buffer is not enough, report to author");
+ return ERROR_FAIL;
+#else
+ u8 *buffer_tmp;
+
+ // reallocate buffer
+ buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
+ if (NULL == buffer_tmp)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
+ // svf_tdi_buffer isn't NULL here
+ free(svf_tdi_buffer);
+ svf_tdi_buffer = buffer_tmp;
+
+ buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
+ if (NULL == buffer_tmp)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
+ // svf_tdo_buffer isn't NULL here
+ free(svf_tdo_buffer);
+ svf_tdo_buffer = buffer_tmp;
+
+ buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
+ if (NULL == buffer_tmp)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
+ // svf_mask_buffer isn't NULL here
+ free(svf_mask_buffer);
+ svf_mask_buffer = buffer_tmp;
+
+ buffer_tmp = NULL;
+ svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
+#endif
+ }
+
+ // assemble dr data
+ i = 0;
+ buf_set_buf(svf_para.hdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
+ i += svf_para.hdr_para.len;
+ buf_set_buf(svf_para.sdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
+ i += svf_para.sdr_para.len;
+ buf_set_buf(svf_para.tdr_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
+ i += svf_para.tdr_para.len;
+
+ // add check data
+ if (svf_para.sdr_para.data_mask & XXR_TDO)
+ {
+ // assemble dr mask data
+ i = 0;
+ buf_set_buf(svf_para.hdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
+ i += svf_para.hdr_para.len;
+ buf_set_buf(svf_para.sdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
+ i += svf_para.sdr_para.len;
+ buf_set_buf(svf_para.tdr_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
+ i += svf_para.tdr_para.len;
+ // assemble dr check data
+ i = 0;
+ buf_set_buf(svf_para.hdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hdr_para.len);
+ i += svf_para.hdr_para.len;
+ buf_set_buf(svf_para.sdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sdr_para.len);
+ i += svf_para.sdr_para.len;
+ buf_set_buf(svf_para.tdr_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tdr_para.len);
+ i += svf_para.tdr_para.len;
+
+ svf_add_check_para(1, svf_buffer_index, i);
+ }
+ else
+ {
+ svf_add_check_para(0, svf_buffer_index, i);
+ }
+ field.tap = tap;
+ field.num_bits = i;
+ field.out_value = &svf_tdi_buffer[svf_buffer_index];
+ field.out_mask = NULL;
+ field.in_value = &svf_tdi_buffer[svf_buffer_index];
+ field.in_check_value = NULL;
+ field.in_check_mask = NULL;
+ field.in_handler = NULL;
+ field.in_handler_priv = NULL;
+ jtag_add_plain_dr_scan(1, &field, svf_para.dr_end_state);
+
+ svf_buffer_index += (i + 7) >> 3;
+ }
+ else if (SIR == command)
+ {
+ // check buffer size first, reallocate if necessary
+ i = svf_para.hir_para.len + svf_para.sir_para.len + svf_para.tir_para.len;
+ if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3))
+ {
+#if 1
+ // simply print error message
+ LOG_ERROR("buffer is not enough, report to author");
+ return ERROR_FAIL;
+#else
+ u8 *buffer_tmp;
+
+ // reallocate buffer
+ buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
+ if (NULL == buffer_tmp)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
+ // svf_tdi_buffer isn't NULL here
+ free(svf_tdi_buffer);
+ svf_tdi_buffer = buffer_tmp;
+
+ buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
+ if (NULL == buffer_tmp)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
+ // svf_tdo_buffer isn't NULL here
+ free(svf_tdo_buffer);
+ svf_tdo_buffer = buffer_tmp;
+
+ buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
+ if (NULL == buffer_tmp)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
+ // svf_mask_buffer isn't NULL here
+ free(svf_mask_buffer);
+ svf_mask_buffer = buffer_tmp;
+
+ buffer_tmp = NULL;
+ svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
+#endif
+ }
+
+ // assemble ir data
+ i = 0;
+ buf_set_buf(svf_para.hir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.hir_para.len);
+ i += svf_para.hir_para.len;
+ buf_set_buf(svf_para.sir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.sir_para.len);
+ i += svf_para.sir_para.len;
+ buf_set_buf(svf_para.tir_para.tdi, 0, &svf_tdi_buffer[svf_buffer_index], i, svf_para.tir_para.len);
+ i += svf_para.tir_para.len;
+
+ // add check data
+ if (svf_para.sir_para.data_mask & XXR_TDO)
+ {
+ // assemble dr mask data
+ i = 0;
+ buf_set_buf(svf_para.hir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.hir_para.len);
+ i += svf_para.hir_para.len;
+ buf_set_buf(svf_para.sir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.sir_para.len);
+ i += svf_para.sir_para.len;
+ buf_set_buf(svf_para.tir_para.mask, 0, &svf_mask_buffer[svf_buffer_index], i, svf_para.tir_para.len);
+ i += svf_para.tir_para.len;
+ // assemble dr check data
+ i = 0;
+ buf_set_buf(svf_para.hir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.hir_para.len);
+ i += svf_para.hir_para.len;
+ buf_set_buf(svf_para.sir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.sir_para.len);
+ i += svf_para.sir_para.len;
+ buf_set_buf(svf_para.tir_para.tdo, 0, &svf_tdo_buffer[svf_buffer_index], i, svf_para.tir_para.len);
+ i += svf_para.tir_para.len;
+
+ svf_add_check_para(1, svf_buffer_index, i);
+ }
+ else
+ {
+ svf_add_check_para(0, svf_buffer_index, i);
+ }
+ field.tap = tap;
+ field.num_bits = i;
+ field.out_value = &svf_tdi_buffer[svf_buffer_index];
+ field.out_mask = NULL;
+ field.in_value = &svf_tdi_buffer[svf_buffer_index];
+ field.in_check_value = NULL;
+ field.in_check_mask = NULL;
+ field.in_handler = NULL;
+ field.in_handler_priv = NULL;
+ jtag_add_plain_ir_scan(1, &field, svf_para.ir_end_state);
+
+ svf_buffer_index += (i + 7) >> 3;
+ }
+ break;
+ case PIO:
+ case PIOMAP:
+ LOG_ERROR("PIO and PIOMAP are not supported");
+ return ERROR_FAIL;
+ break;
+ case RUNTEST:
+ // RUNTEST [run_state] run_count run_clk [min_time SEC [MAXIMUM max_time SEC]] [ENDSTATE end_state]
+ // RUNTEST [run_state] min_time SEC [MAXIMUM max_time SEC] [ENDSTATE end_state]
+ if ((num_of_argu < 3) && (num_of_argu > 11))
+ {
+ LOG_ERROR("invalid parameter of %s", argus[0]);
+ return ERROR_FAIL;
+ }
+ // init
+ run_count = 0;
+ min_time = 0;
+ max_time = 0;
+ i = 1;
+ // run_state
+ i_tmp = svf_find_string_in_array(argus[i], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
+ if (svf_tap_state_is_valid(i_tmp))
+ {
+ if (svf_tap_state_is_stable(i_tmp))
+ {
+ svf_para.runtest_run_state = i_tmp;
+
+ // When a run_state is specified, the new run_state becomes the default end_state
+ svf_para.runtest_end_state = i_tmp;
+ LOG_DEBUG("\trun_state = %s", svf_tap_state_name[svf_para.runtest_run_state]);
+ i++;
+ }
+ else
+ {
+ LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
+ return ERROR_FAIL;
+ }
+ }
+ // run_count run_clk
+ if (((i + 2) <= num_of_argu) && strcmp(argus[i + 1], "SEC"))
+ {
+ if (!strcmp(argus[i + 1], "TCK"))
+ {
+ // clock source is TCK
+ run_count = atoi(argus[i]);
+ LOG_DEBUG("\trun_count@TCK = %d", run_count);
+ }
+ else
+ {
+ LOG_ERROR("%s not supported for clock", argus[i + 1]);
+ return ERROR_FAIL;
+ }
+ i += 2;
+ }
+ // min_time SEC
+ if (((i + 2) <= num_of_argu) && !strcmp(argus[i + 1], "SEC"))
+ {
+ min_time = atof(argus[i]);
+ LOG_DEBUG("\tmin_time = %fs", min_time);
+ i += 2;
+ }
+ // MAXIMUM max_time SEC
+ if (((i + 3) <= num_of_argu) && !strcmp(argus[i], "MAXIMUM") && !strcmp(argus[i + 2], "SEC"))
+ {
+ max_time = atof(argus[i + 1]);
+ LOG_DEBUG("\tmax_time = %fs", max_time);
+ i += 3;
+ }
+ // ENDSTATE end_state
+ if (((i + 2) <= num_of_argu) && !strcmp(argus[i], "ENDSTATE"))
+ {
+ i_tmp = svf_find_string_in_array(argus[i + 1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
+ if (svf_tap_state_is_stable(i_tmp))
+ {
+ svf_para.runtest_end_state = i_tmp;
+ LOG_DEBUG("\tend_state = %s", svf_tap_state_name[svf_para.runtest_end_state]);
+ }
+ else
+ {
+ LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
+ return ERROR_FAIL;
+ }
+ i += 2;
+ }
+ // calculate run_count
+ if ((0 == run_count) && (min_time > 0))
+ {
+ run_count = min_time * svf_para.frequency;
+ }
+ // all parameter should be parsed
+ if (i == num_of_argu)
+ {
+ if (run_count > 0)
+ {
+ // TODO: do runtest
+ if (svf_para.runtest_run_state != TAP_IDLE)
+ {
+ // RUNTEST can only executed in TAP_IDLE
+ LOG_ERROR("cannot runtest in %s state", svf_tap_state_name[svf_para.runtest_run_state]);
+ return ERROR_FAIL;
+ }
+ jtag_add_runtest(run_count, svf_para.runtest_end_state);
+ }
+ }
+ else
+ {
+ LOG_ERROR("fail to parse parameter of RUNTEST, %d out of %d is parsed", i, num_of_argu);
+ return ERROR_FAIL;
+ }
+ break;
+ case STATE:
+ // STATE [pathstate1 [pathstate2 ...[pathstaten]]] stable_state
+ if (num_of_argu < 2)
+ {
+ LOG_ERROR("invalid parameter of %s", argus[0]);
+ return ERROR_FAIL;
+ }
+ if (num_of_argu > 2)
+ {
+ // STATE pathstate1 ... stable_state
+ path = (tap_state_t *)malloc((num_of_argu - 1) * sizeof(tap_state_t));
+ if (NULL == path)
+ {
+ LOG_ERROR("not enough memory");
+ return ERROR_FAIL;
+ }
+ for (i = 1; i < num_of_argu; i++)
+ {
+ path[i - 1] = svf_find_string_in_array(argus[i], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
+ if (!svf_tap_state_is_valid(path[i - 1]))
+ {
+ LOG_ERROR("%s is not valid state", svf_tap_state_name[path[i - 1]]);
+ return ERROR_FAIL;
+ }
+ if (TAP_RESET == path[i - 1])
+ {
+ LOG_ERROR("TAP_RESET is not allowed in pathmove");
+ return ERROR_FAIL;
+ }
+ }
+ if (svf_tap_state_is_stable(path[num_of_argu - 1]))
+ {
+ // last state MUST be stable state
+ // TODO: call path_move
+ jtag_add_pathmove(num_of_argu - 1, path);
+ LOG_DEBUG("\tmove to %s by path_move", svf_tap_state_name[path[num_of_argu - 1]]);
+ }
+ else
+ {
+ LOG_ERROR("%s is not valid state", svf_tap_state_name[path[num_of_argu - 1]]);
+ return ERROR_FAIL;
+ }
+ if (NULL != path)
+ {
+ free(path);
+ path = NULL;
+ }
+ }
+ else
+ {
+ // STATE stable_state
+ state = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
+ if (svf_tap_state_is_stable(state))
+ {
+ // TODO: move to state
+ last_cmd = jtag_get_last_command_p();
+ *last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
+ last_comand_pointer = &((*last_cmd)->next);
+ (*last_cmd)->next = NULL;
+ (*last_cmd)->type = JTAG_STATEMOVE;
+ (*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
+ (*last_cmd)->cmd.statemove->end_state = state;
+
+ LOG_DEBUG("\tmove to %s by state_move", svf_tap_state_name[state]);
+ }
+ else
+ {
+ LOG_ERROR("%s is not valid state", svf_tap_state_name[state]);
+ return ERROR_FAIL;
+ }
+ }
+ break;
+ case TRST:
+ // TRST trst_mode
+ if (num_of_argu != 2)
+ {
+ LOG_ERROR("invalid parameter of %s", argus[0]);
+ return ERROR_FAIL;
+ }
+ if (svf_para.trst_mode != TRST_ABSENT)
+ {
+ i_tmp = svf_find_string_in_array(argus[1], (char **)svf_trst_mode_name, dimof(svf_trst_mode_name));
+ switch (i_tmp)
+ {
+ case TRST_ON:
+ jtag_add_reset(1, 0);
+ break;
+ case TRST_OFF:
+ jtag_add_reset(1, 1);
+ break;
+ case TRST_Z:
+ break;
+ case TRST_ABSENT:
+ break;
+ default:
+ LOG_ERROR("unknown TRST mode: %s", argus[1]);
+ return ERROR_FAIL;
+ }
+ svf_para.trst_mode = i_tmp;
+ LOG_DEBUG("\ttrst_mode = %s", svf_trst_mode_name[svf_para.trst_mode]);
+ }
+ else
+ {
+ LOG_ERROR("can not accpet TRST command if trst_mode is ABSENT");
+ return ERROR_FAIL;
+ }
+ break;
+ default:
+ LOG_ERROR("invalid svf command: %s", argus[0]);
+ return ERROR_FAIL;
+ break;
+ }
+
+ if (debug_level >= LOG_LVL_DEBUG)
+ {
+ // for convenient debugging, execute tap if possible
+ if ((svf_buffer_index > 0) && \
+ (((command != STATE) && (command != RUNTEST)) || \
+ ((command == STATE) && (num_of_argu == 2))))
+ {
+ // there is data to be executed
+ if (ERROR_OK != jtag_execute_queue())
+ {
+ return ERROR_FAIL;
+ }
+ // output debug info
+ if ((SIR == command) || (SDR == command))
+ {
+ LOG_DEBUG("\tTDO read = 0x%X", (*(int*)svf_tdi_buffer) & ((1 << (svf_check_tdo_para[0].bit_len)) - 1));
+ }
+ if (ERROR_OK != svf_check_tdo())
+ {
+ return ERROR_FAIL;
+ }
+
+ svf_buffer_index = 0;
+ }
+ }
+ else
+ {
+ // for fast executing, execute tap if necessary
+ // half of the buffer is for the next command
+ if (((svf_buffer_index >= SVF_MAX_BUFFER_SIZE_TO_COMMIT) || (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE / 2)) && \
+ (((command != STATE) && (command != RUNTEST)) || \
+ ((command == STATE) && (num_of_argu == 2))))
+ {
+ if (ERROR_OK != jtag_execute_queue())
+ {
+ return ERROR_FAIL;
+ }
+ else if (ERROR_OK != svf_check_tdo())
+ {
+ return ERROR_FAIL;
+ }
+
+ svf_buffer_index = 0;
+ }
+ }
+
+ return ERROR_OK;
+}
--- /dev/null
+/***************************************************************************
+ * Copyright (C) 2009 by Simon Qian *
+ * SimonQian@SimonQian.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, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+#ifndef SVF_H
+#define SVF_H
+
+#include "command.h"
+
+extern int svf_register_commands(struct command_context_s *cmd_ctx);
+
+#endif /* SVF_H */
projects / openocd / commitdiff