jim
/
openocd
0
0
Fork 0
Code Issues 0 Pull Requests 0 Releases 26 Wiki Activity
Browse Source

- added a PLD (programmable logic device) subsystem for FPGA, CPLD etc. configuration 

- added support for loading .bit files into Xilinx Virtex-II devices
- added support for the Gateworks GW16012 JTAG dongle
- merged CFI fixes from XScale branch
- a few minor fixes


git-svn-id: svn://svn.berlios.de/openocd/trunk@116 b42882b7-edfa-0310-969c-e2dbd0fdcd60
tags/v0.1.0
drath 17 years ago
parent
03e8f264f4
commit
e9297b40b9
16 changed files with 1635 additions and 70 deletions
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. +3
    -2
      src/Makefile.am
  2. +63
    -29
      src/flash/cfi.c
  3. +2
    -2
      src/helper/binarybuffer.c
  4. +7
    -1
      src/jtag/Makefile.am
  5. +281
    -28
      src/jtag/ft2232.c
  6. +507
    -0
      src/jtag/gw16012.c
  7. +12
    -5
      src/jtag/jtag.c
  8. +7
    -1
      src/openocd.c
  9. +5
    -0
      src/pld/Makefile.am
  10. +218
    -0
      src/pld/pld.c
  11. +49
    -0
      src/pld/pld.h
  12. +264
    -0
      src/pld/virtex2.c
  13. +31
    -0
      src/pld/virtex2.h
  14. +146
    -0
      src/pld/xilinx_bit.c
  15. +38
    -0
      src/pld/xilinx_bit.h
  16. +2
    -2
      src/target/armv4_5.c

+ 3
- 2
src/Makefile.am View File

@@ -4,11 +4,11 @@ openocd_SOURCES = openocd.c
# set the include path found by configure
INCLUDES = -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 $(all_includes)
-I$(top_srcdir)/src/flash -I$(top_srcdir)/src/pld $(all_includes)

# the library search path.
openocd_LDFLAGS = $(all_libraries)
SUBDIRS = helper jtag xsvf target server flash
SUBDIRS = helper jtag xsvf target server flash pld

if IS_MINGW
MINGWLDADD = -lwsock32
@@ -43,4 +43,5 @@ openocd_LDADD = $(top_builddir)/src/xsvf/libxsvf.a \
$(top_builddir)/src/helper/libhelper.a \
$(top_builddir)/src/server/libserver.a $(top_builddir)/src/helper/libhelper.a \
$(top_builddir)/src/flash/libflash.a $(top_builddir)/src/target/libtarget.a \
$(top_builddir)/src/pld/libpld.a \
$(FTDI2232LIB) $(FTD2XXLIB) $(MINGWLDADD)

+ 63
- 29
src/flash/cfi.c View File

@@ -208,8 +208,12 @@ u8 cfi_intel_wait_status_busy(flash_bank_t *bank, int timeout)
}
DEBUG("status: 0x%x", status);

if (status != 0x80)
if ((status & 0x80) != 0x80)
{
ERROR("timeout while waiting for WSM to become ready");
}
else if (status != 0x80)
{
ERROR("status register: 0x%x", status);
if (status & 0x2)
@@ -352,6 +356,8 @@ int cfi_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **
ERROR("no target '%i' configured", args[5]);
exit(-1);
}
cfi_info->write_algorithm = NULL;

/* bank wasn't probed yet */
cfi_info->qry[0] = -1;
@@ -434,6 +440,9 @@ int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int last)
u8 command[8];
int i;
/* if the device supports neither legacy lock/unlock (bit 3) nor
* instant individual block locking (bit 5).
*/
if (!(pri_ext->feature_support & 0x28))
return ERROR_FLASH_OPERATION_FAILED;
@@ -456,7 +465,8 @@ int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int last)
bank->sectors[i].is_protected = 0;
}
cfi_intel_wait_status_busy(bank, 100);
/* Clear lock bits operation may take up to 1.4s */
cfi_intel_wait_status_busy(bank, 1400);
}
/* if the device doesn't support individual block lock bits set/clear,
@@ -544,27 +554,40 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
cfi_flash_bank_t *cfi_info = bank->driver_priv;
cfi_intel_pri_ext_t *pri_ext = cfi_info->pri_ext;
target_t *target = cfi_info->target;
reg_param_t reg_params[5];
reg_param_t reg_params[7];
armv4_5_algorithm_t armv4_5_info;
working_area_t *source;
u32 buffer_size = 32768;
u8 write_command[CFI_MAX_BUS_WIDTH];
u8 busy_pattern[CFI_MAX_BUS_WIDTH];
u8 error_pattern[CFI_MAX_BUS_WIDTH];
int i;
int retval;
/* algorithm register usage:
* r0: source address (in RAM)
* r1: target address (in Flash)
* r2: count
* r3: flash write command
* r4: status byte (returned to host)
* r5: busy test pattern
* r6: error test pattern
*/
u32 word_32_code[] = {
0xe4904004, /* loop: ldr r4, [r0], #4 */
0xe5813000, /* str r3, [r1] */
0xe5814000, /* str r4, [r1] */
0xe5914000, /* busy ldr r4, [r1] */
0xe3140080, /* tst r4, #0x80 */
0x0afffffc, /* beq busy */
0xe314007f, /* tst r4, #0x7f */
0xe5914000, /* busy: ldr r4, [r1] */
0xe0047005, /* and r7, r4, r5 */
0xe1570005, /* cmp r7, r5 */
0x1afffffb, /* bne busy */
0xe1140006, /* tst r4, r6 */
0x1a000003, /* bne done */
0xe2522001, /* subs r2, r2, #1 */
0x0a000001, /* beq done */
0xe2811004, /* add r1, r1 #4 */
0xeafffff3, /* b loop */
0xeafffff2, /* b loop */
0xeafffffe, /* done: b -2 */
};
@@ -573,14 +596,15 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
0xe1c130b0, /* strh r3, [r1] */
0xe1c140b0, /* strh r4, [r1] */
0xe1d140b0, /* busy ldrh r4, [r1] */
0xe3140080, /* tst r4, #0x80 */
0x0afffffc, /* beq busy */
0xe314007f, /* tst r4, #0x7f */
0xe0047005, /* and r7, r4, r5 */
0xe1570005, /* cmp r7, r5 */
0x1afffffb, /* bne busy */
0xe1140006, /* tst r4, r6 */
0x1a000003, /* bne done */
0xe2522001, /* subs r2, r2, #1 */
0x0a000001, /* beq done */
0xe2811002, /* add r1, r1 #2 */
0xeafffff3, /* b loop */
0xeafffff2, /* b loop */
0xeafffffe, /* done: b -2 */
};
@@ -589,14 +613,15 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
0xe5c13000, /* strb r3, [r1] */
0xe5c14000, /* strb r4, [r1] */
0xe5d14000, /* busy ldrb r4, [r1] */
0xe3140080, /* tst r4, #0x80 */
0x0afffffc, /* beq busy */
0xe314007f, /* tst r4, #0x7f */
0xe0047005, /* and r7, r4, r5 */
0xe1570005, /* cmp r7, r5 */
0x1afffffb, /* bne busy */
0xe1140006, /* tst r4, r6 */
0x1a000003, /* bne done */
0xe2522001, /* subs r2, r2, #1 */
0x0a000001, /* beq done */
0xe2811001, /* add r1, r1 #1 */
0xeafffff3, /* b loop */
0xeafffff2, /* b loop */
0xeafffffe, /* done: b -2 */
};
@@ -609,7 +634,7 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
/* flash write code */
if (!cfi_info->write_algorithm)
{
if (target_alloc_working_area(target, 4 * 13, &cfi_info->write_algorithm) != ERROR_OK)
if (target_alloc_working_area(target, 4 * 14, &cfi_info->write_algorithm) != ERROR_OK)
{
WARNING("no working area available, can't do block memory writes");
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
@@ -618,15 +643,15 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
/* write algorithm code to working area */
if (bank->bus_width == 1)
{
target_write_buffer(target, cfi_info->write_algorithm->address, 13 * 4, (u8*)word_8_code);
target_write_buffer(target, cfi_info->write_algorithm->address, 14 * 4, (u8*)word_8_code);
}
else if (bank->bus_width == 2)
{
target_write_buffer(target, cfi_info->write_algorithm->address, 13 * 4, (u8*)word_16_code);
target_write_buffer(target, cfi_info->write_algorithm->address, 14 * 4, (u8*)word_16_code);
}
else if (bank->bus_width == 4)
{
target_write_buffer(target, cfi_info->write_algorithm->address, 13 * 4, (u8*)word_32_code);
target_write_buffer(target, cfi_info->write_algorithm->address, 14 * 4, (u8*)word_32_code);
}
else
{
@@ -653,6 +678,12 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
init_reg_param(&reg_params[2], "r2", 32, PARAM_OUT);
init_reg_param(&reg_params[3], "r3", 32, PARAM_OUT);
init_reg_param(&reg_params[4], "r4", 32, PARAM_IN);
init_reg_param(&reg_params[5], "r5", 32, PARAM_OUT);
init_reg_param(&reg_params[6], "r6", 32, PARAM_OUT);

cfi_command(bank, 0x40, write_command);
cfi_command(bank, 0x80, busy_pattern);
cfi_command(bank, 0x7f, error_pattern);

while (count > 0)
{
@@ -663,16 +694,17 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
buf_set_u32(reg_params[0].value, 0, 32, source->address);
buf_set_u32(reg_params[1].value, 0, 32, address);
buf_set_u32(reg_params[2].value, 0, 32, thisrun_count / bank->bus_width);
cfi_command(bank, 0x40, write_command);
buf_set_u32(reg_params[3].value, 0, 32, buf_get_u32(write_command, 0, 32));
buf_set_u32(reg_params[5].value, 0, 32, buf_get_u32(busy_pattern, 0, 32));
buf_set_u32(reg_params[6].value, 0, 32, buf_get_u32(error_pattern, 0, 32));
if ((retval = target->type->run_algorithm(target, 0, NULL, 5, reg_params, cfi_info->write_algorithm->address, cfi_info->write_algorithm->address + (12 * 4), 10000, &armv4_5_info)) != ERROR_OK)
if ((retval = target->type->run_algorithm(target, 0, NULL, 7, reg_params, cfi_info->write_algorithm->address, cfi_info->write_algorithm->address + (13 * 4), 10000, &armv4_5_info)) != ERROR_OK)
{
cfi_intel_clear_status_register(bank);
return ERROR_FLASH_OPERATION_FAILED;
}
if (buf_get_u32(reg_params[4].value, 0, 32) != 0x80)
if (buf_get_u32(reg_params[4].value, 0, 32) & target_buffer_get_u32(target, error_pattern))
{
/* read status register (outputs debug inforation) */
cfi_intel_wait_status_busy(bank, 100);
@@ -692,7 +724,9 @@ int cfi_intel_write_block(struct flash_bank_s *bank, u8 *buffer, u32 address, u3
destroy_reg_param(&reg_params[2]);
destroy_reg_param(&reg_params[3]);
destroy_reg_param(&reg_params[4]);

destroy_reg_param(&reg_params[5]);
destroy_reg_param(&reg_params[6]);
return ERROR_OK;
}

@@ -932,9 +966,9 @@ int cfi_probe(struct flash_bank_s *bank)
cfi_info->max_buf_write_size = cfi_query_u16(bank, 0, 0x2a);
cfi_info->num_erase_regions = cfi_query_u8(bank, 0, 0x2c);
DEBUG("size: 0x%x, interface desc: %i, max buffer write size: %x", 1 << cfi_info->dev_size, cfi_info->interface_desc, cfi_info->max_buf_write_size);
DEBUG("size: 0x%x, interface desc: %i, max buffer write size: %x", 1 << cfi_info->dev_size, cfi_info->interface_desc, (1 << cfi_info->max_buf_write_size));
if (1 << cfi_info->dev_size != bank->size)
if (((1 << cfi_info->dev_size) * bank->bus_width / bank->chip_width) != bank->size)
{
WARNING("configuration specifies 0x%x size, but a 0x%x size flash was found", bank->size, 1 << cfi_info->dev_size);
}
@@ -963,7 +997,7 @@ int cfi_probe(struct flash_bank_s *bank)
for (j = 0; j < (cfi_info->erase_region_info[i] & 0xffff) + 1; j++)
{
bank->sectors[sector].offset = offset;
bank->sectors[sector].size = (cfi_info->erase_region_info[i] >> 16) * 256;
bank->sectors[sector].size = ((cfi_info->erase_region_info[i] >> 16) * 256) * bank->bus_width / bank->chip_width;
offset += bank->sectors[sector].size;
bank->sectors[sector].is_erased = -1;
bank->sectors[sector].is_protected = -1;
@@ -1112,7 +1146,7 @@ int cfi_intel_protect_check(struct flash_bank_s *bank)
cfi_flash_bank_t *cfi_info = bank->driver_priv;
cfi_intel_pri_ext_t *pri_ext = cfi_info->pri_ext;
target_t *target = cfi_info->target;
u8 command[8];
u8 command[CFI_MAX_BUS_WIDTH];
int i;
/* check if block lock bits are supported on this device */


+ 2
- 2
src/helper/binarybuffer.c View File

@@ -143,8 +143,8 @@ int buf_cmp_mask(u8 *buf1, u8 *buf2, u8 *mask, int size)
/* mask out bits that don't really belong to the buffer if size isn't a multiple of 8 bits */
if ((size % 8) && (i == num_bytes -1 ))
{
if (((buf1[i] & ((1 << (size % 8)) - 1)) & ((1 << (size % 8)) - 1)) !=
((buf2[i] & ((1 << (size % 8)) - 1)) & ((1 << (size % 8)) - 1)))
if ((buf1[i] & ((1 << (size % 8)) - 1) & mask[i]) !=
(buf2[i] & ((1 << (size % 8)) - 1) & mask[i]))
return 1;
}
else


+ 7
- 1
src/jtag/Makefile.am View File

@@ -55,6 +55,12 @@ else
AT91RM9200FILES =
endif

libjtag_a_SOURCES = jtag.c $(BITBANGFILES) $(PARPORTFILES) $(FT2232FILES) $(AMTJTAGACCELFILES) $(EP93XXFILES) $(AT91RM9200FILES)
if GW16012
GW16012FILES = gw16012.c
else
GW16012FILES =
endif

libjtag_a_SOURCES = jtag.c $(BITBANGFILES) $(PARPORTFILES) $(FT2232FILES) $(AMTJTAGACCELFILES) $(EP93XXFILES) $(AT91RM9200FILES) $(GW16012FILES)

noinst_HEADERS = bitbang.h jtag.h

+ 281
- 28
src/jtag/ft2232.c View File

@@ -52,13 +52,13 @@

/* enable this to debug io latency
*/
#if 0
#if 1
#define _DEBUG_USB_IO_
#endif

/* enable this to debug communication
*/
#if 0
#if 1
#define _DEBUG_USB_COMMS_
#endif

@@ -470,7 +470,7 @@ void ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
int cur_byte = 0;
int last_bit;

if ((!ir_scan && (cur_state != TAP_SD)) || (ir_scan && (cur_state != TAP_SI)))
if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (cur_state == TAP_SI))))
{
/* command "Clock Data to TMS/CS Pin (no Read)" */
BUFFER_ADD = 0x4b;
@@ -491,8 +491,9 @@ void ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
}
/* add command for complete bytes */
if (num_bytes > 1)
while (num_bytes > 1)
{
int thisrun_bytes;
if (type == SCAN_IO)
{
/* Clock Data Bytes In and Out LSB First */
@@ -511,24 +512,206 @@ void ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
BUFFER_ADD = 0x28;
//DEBUG("added TDI bytes (i %i)", num_bytes);
}
BUFFER_ADD = (num_bytes-2) & 0xff;
BUFFER_ADD = ((num_bytes-2) >> 8) & 0xff;
thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
num_bytes -= thisrun_bytes;
BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
if (type != SCAN_IN)
{
/* add complete bytes */
while(thisrun_bytes-- > 0)
{
BUFFER_ADD = buffer[cur_byte];
cur_byte++;
bits_left -= 8;
}
}
else /* (type == SCAN_IN) */
{
bits_left -= 8 * (thisrun_bytes);
}
}
/* the most signifcant bit is scanned during TAP movement */
if (type != SCAN_IN)
last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
else
last_bit = 0;

/* process remaining bits but the last one */
if (bits_left > 1)
{
/* add complete bytes */
while(num_bytes-- > 1)
if (type == SCAN_IO)
{
/* Clock Data Bits In and Out LSB First */
BUFFER_ADD = 0x3b;
//DEBUG("added TDI bits (io) %i", bits_left - 1);
}
else if (type == SCAN_OUT)
{
/* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
BUFFER_ADD = 0x1b;
//DEBUG("added TDI bits (o)");
}
else if (type == SCAN_IN)
{
/* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
BUFFER_ADD = 0x2a;
//DEBUG("added TDI bits (i %i)", bits_left - 1);
}
BUFFER_ADD = bits_left - 2;
if (type != SCAN_IN)
BUFFER_ADD = buffer[cur_byte];
cur_byte++;
bits_left -= 8;
}

if ((ir_scan && (end_state == TAP_SI)) ||
(!ir_scan && (end_state == TAP_SD)))
{
if (type == SCAN_IO)
{
/* Clock Data Bits In and Out LSB First */
BUFFER_ADD = 0x3b;
//DEBUG("added TDI bits (io) %i", bits_left - 1);
}
else if (type == SCAN_OUT)
{
/* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
BUFFER_ADD = 0x1b;
//DEBUG("added TDI bits (o)");
}
else if (type == SCAN_IN)
{
/* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
BUFFER_ADD = 0x2a;
//DEBUG("added TDI bits (i %i)", bits_left - 1);
}
BUFFER_ADD = 0x0;
BUFFER_ADD = last_bit;
}
if (type == SCAN_IN)
else
{
/* move from Shift-IR/DR to end state */
if (type != SCAN_OUT)
{
/* Clock Data to TMS/CS Pin with Read */
BUFFER_ADD = 0x6b;
//DEBUG("added TMS scan (read)");
}
else
{
/* Clock Data to TMS/CS Pin (no Read) */
BUFFER_ADD = 0x4b;
//DEBUG("added TMS scan (no read)");
}
BUFFER_ADD = 0x6;
BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
cur_state = end_state;
}
}

int ft2232_large_scan(scan_command_t *cmd, enum scan_type type, u8 *buffer, int scan_size)
{
int num_bytes = (scan_size + 7) / 8;
int bits_left = scan_size;
int cur_byte = 0;
int last_bit;
u8 *receive_buffer = malloc(CEIL(scan_size, 8));
u8 *receive_pointer = receive_buffer;
u32 bytes_written;
u32 bytes_read;
int retval;
int thisrun_read = 0;
if (cmd->ir_scan)
{
bits_left -= 8 * (num_bytes - 1);
ERROR("BUG: large IR scans are not supported");
exit(-1);
}

if (cur_state != TAP_SD)
{
/* command "Clock Data to TMS/CS Pin (no Read)" */
BUFFER_ADD = 0x4b;
/* scan 7 bit */
BUFFER_ADD = 0x6;
/* TMS data bits */
BUFFER_ADD = TAP_MOVE(cur_state, TAP_SD);
cur_state = TAP_SD;
}
if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
{
ERROR("couldn't write MPSSE commands to FT2232");
exit(-1);
}
DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
ft2232_buffer_size = 0;
/* add command for complete bytes */
while (num_bytes > 1)
{
int thisrun_bytes;
if (type == SCAN_IO)
{
/* Clock Data Bytes In and Out LSB First */
BUFFER_ADD = 0x39;
//DEBUG("added TDI bytes (io %i)", num_bytes);
}
else if (type == SCAN_OUT)
{
/* Clock Data Bytes Out on -ve Clock Edge LSB First (no Read) */
BUFFER_ADD = 0x19;
//DEBUG("added TDI bytes (o)");
}
else if (type == SCAN_IN)
{
/* Clock Data Bytes In on +ve Clock Edge LSB First (no Write) */
BUFFER_ADD = 0x28;
//DEBUG("added TDI bytes (i %i)", num_bytes);
}
thisrun_bytes = (num_bytes > 65537) ? 65536 : (num_bytes - 1);
thisrun_read = thisrun_bytes;
num_bytes -= thisrun_bytes;
BUFFER_ADD = (thisrun_bytes - 1) & 0xff;
BUFFER_ADD = ((thisrun_bytes - 1) >> 8) & 0xff;
if (type != SCAN_IN)
{
/* add complete bytes */
while(thisrun_bytes-- > 0)
{
BUFFER_ADD = buffer[cur_byte];
cur_byte++;
bits_left -= 8;
}
}
else /* (type == SCAN_IN) */
{
bits_left -= 8 * (thisrun_bytes);
}

if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
{
ERROR("couldn't write MPSSE commands to FT2232");
exit(-1);
}
DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
ft2232_buffer_size = 0;
if (type != SCAN_OUT)
{
if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
{
ERROR("couldn't read from FT2232");
exit(-1);
}
DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
receive_pointer += bytes_read;
}
}
thisrun_read = 0;
/* the most signifcant bit is scanned during TAP movement */
if (type != SCAN_IN)
last_bit = (buffer[cur_byte] >> (bits_left - 1)) & 0x1;
@@ -559,30 +742,83 @@ void ft2232_add_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size
BUFFER_ADD = bits_left - 2;
if (type != SCAN_IN)
BUFFER_ADD = buffer[cur_byte];
if (type != SCAN_OUT)
thisrun_read += 2;
}

/* move from Shift-IR/DR to end state */
if (type != SCAN_OUT)
if (end_state == TAP_SD)
{
/* Clock Data to TMS/CS Pin with Read */
BUFFER_ADD = 0x6b;
//DEBUG("added TMS scan (read)");
if (type == SCAN_IO)
{
/* Clock Data Bits In and Out LSB First */
BUFFER_ADD = 0x3b;
//DEBUG("added TDI bits (io) %i", bits_left - 1);
}
else if (type == SCAN_OUT)
{
/* Clock Data Bits Out on -ve Clock Edge LSB First (no Read) */
BUFFER_ADD = 0x1b;
//DEBUG("added TDI bits (o)");
}
else if (type == SCAN_IN)
{
/* Clock Data Bits In on +ve Clock Edge LSB First (no Write) */
BUFFER_ADD = 0x2a;
//DEBUG("added TDI bits (i %i)", bits_left - 1);
}
BUFFER_ADD = 0x0;
BUFFER_ADD = last_bit;
}
else
{
/* Clock Data to TMS/CS Pin (no Read) */
BUFFER_ADD = 0x4b;
//DEBUG("added TMS scan (no read)");
/* move from Shift-IR/DR to end state */
if (type != SCAN_OUT)
{
/* Clock Data to TMS/CS Pin with Read */
BUFFER_ADD = 0x6b;
//DEBUG("added TMS scan (read)");
}
else
{
/* Clock Data to TMS/CS Pin (no Read) */
BUFFER_ADD = 0x4b;
//DEBUG("added TMS scan (no read)");
}
BUFFER_ADD = 0x6;
BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
cur_state = end_state;
}
BUFFER_ADD = 0x6;
BUFFER_ADD = TAP_MOVE(cur_state, end_state) | (last_bit << 7);
cur_state = end_state;

if (type != SCAN_OUT)
thisrun_read += 1;
if ((retval = ft2232_write(ft2232_buffer, ft2232_buffer_size, &bytes_written)) != ERROR_OK)
{
ERROR("couldn't write MPSSE commands to FT2232");
exit(-1);
}
DEBUG("ft2232_buffer_size: %i, bytes_written: %i", ft2232_buffer_size, bytes_written);
ft2232_buffer_size = 0;
if (type != SCAN_OUT)
{
if ((retval = ft2232_read(receive_pointer, thisrun_read, &bytes_read)) != ERROR_OK)
{
ERROR("couldn't read from FT2232");
exit(-1);
}
DEBUG("thisrun_read: %i, bytes_read: %i", thisrun_read, bytes_read);
receive_pointer += bytes_read;
}
return ERROR_OK;
}

int ft2232_predict_scan_out(int scan_size, enum scan_type type)
{
int predicted_size = 3;
int num_bytes = (scan_size - 1) / 8;
if (cur_state != TAP_SD)
predicted_size += 3;
@@ -590,14 +826,14 @@ int ft2232_predict_scan_out(int scan_size, enum scan_type type)
if (type == SCAN_IN) /* only from device to host */
{
/* complete bytes */
predicted_size += (CEIL(scan_size, 8) > 1) ? 3 : 0;
predicted_size += (CEIL(num_bytes, 65536)) * 3;
/* remaining bits - 1 (up to 7) */
predicted_size += ((scan_size - 1) % 8) ? 2 : 0;
}
else /* host to device, or bidirectional */
{
/* complete bytes */
predicted_size += (CEIL(scan_size, 8) > 1) ? (CEIL(scan_size, 8) + 3 - 1) : 0;
predicted_size += num_bytes + (CEIL(num_bytes, 65536)) * 3;
/* remaining bits -1 (up to 7) */
predicted_size += ((scan_size - 1) % 8) ? 3 : 0;
}
@@ -910,9 +1146,26 @@ int ft2232_execute_queue()
scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
type = jtag_scan_type(cmd->cmd.scan);
predicted_size = ft2232_predict_scan_out(scan_size, type);
if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
if ((predicted_size + 1) > FT2232_BUFFER_SIZE)
{
DEBUG("oversized ft2232 scan (predicted_size > FT2232_BUFFER_SIZE)");
/* unsent commands before this */
if (first_unsent != cmd)
ft2232_send_and_recv(first_unsent, cmd);
/* current command */
if (cmd->cmd.scan->end_state != -1)
ft2232_end_state(cmd->cmd.scan->end_state);
ft2232_large_scan(cmd->cmd.scan, type, buffer, scan_size);
require_send = 0;
first_unsent = cmd->next;
if (buffer)
free(buffer);
break;
}
else if (ft2232_buffer_size + predicted_size + 1 > FT2232_BUFFER_SIZE)
{
DEBUG("ftd2xx buffer size reached, sending queued commands (first_unsent: %x, cmd: %x)", first_unsent, cmd);
DEBUG("ft2232 buffer size reached, sending queued commands (first_unsent: %x, cmd: %x)", first_unsent, cmd);
ft2232_send_and_recv(first_unsent, cmd);
require_send = 0;
first_unsent = cmd;


+ 507
- 0
src/jtag/gw16012.c View File

@@ -0,0 +1,507 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 "replacements.h"

#include "jtag.h"

/* system includes */

/* system includes */
// -ino: 060521-1036
#ifdef __FreeBSD__

#include <sys/types.h>
#include <machine/sysarch.h>
#include <machine/cpufunc.h>
#define ioperm(startport,length,enable)\
i386_set_ioperm((startport), (length), (enable))

#else

#ifndef _WIN32
#include <sys/io.h>
#else
#include "errno.h"
#endif /* _WIN32 */

#endif /* __FreeBSD__ */

#include <string.h>
#include <stdlib.h>

#include <sys/time.h>
#include <time.h>

#if PARPORT_USE_PPDEV == 1
#ifdef __FreeBSD__
#include <dev/ppbus/ppi.h>
#include <dev/ppbus/ppbconf.h>
#define PPRSTATUS PPIGSTATUS
#define PPWDATA PPISDATA
#else
#include <linux/parport.h>
#include <linux/ppdev.h>
#endif
#include <fcntl.h>
#include <sys/ioctl.h>
#endif

#if PARPORT_USE_GIVEIO == 1
#if IS_CYGWIN == 1
#include <windows.h>
#include <errno.h>
#undef ERROR
#endif
#endif

#include "log.h"

/* configuration */
unsigned long gw16012_port;

/* interface variables
*/
static u8 gw16012_msb = 0x0;
static u8 gw16012_control_value = 0x0;

#if PARPORT_USE_PPDEV == 1
static int device_handle;
#endif

int gw16012_execute_queue(void);
int gw16012_register_commands(struct command_context_s *cmd_ctx);
int gw16012_speed(int speed);
int gw16012_init(void);
int gw16012_quit(void);

int gw16012_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);

jtag_interface_t gw16012_interface =
{
.name = "gw16012",
.execute_queue = gw16012_execute_queue,

.support_pathmove = 0,

.speed = gw16012_speed,
.register_commands = gw16012_register_commands,
.init = gw16012_init,
.quit = gw16012_quit,
};

int gw16012_register_commands(struct command_context_s *cmd_ctx)
{
register_command(cmd_ctx, NULL, "parport_port", gw16012_handle_parport_port_command,
COMMAND_CONFIG, NULL);
return ERROR_OK;
}

void gw16012_data(u8 value)
{
value = (value & 0x7f) | gw16012_msb;
gw16012_msb ^= 0x80; /* toggle MSB */
#if PARPORT_USE_PPDEV == 1
ioctl(device_handle, PPWDATA, &value);
#else
#ifdef __FreeBSD__
outb(gw16012_port, value);
#else
outb(value, gw16012_port);
#endif
#endif
}

void gw16012_control(u8 value)
{
if (value != gw16012_control_value)
{
gw16012_control_value = value;

#if PARPORT_USE_PPDEV == 1
ioctl(device_handle, PPWCONTROL, &gw16012_control_value);
#else
#ifdef __FreeBSD__
outb(gw16012_port + 2, gw16012_control_value);
#else
outb(gw16012_control_value, gw16012_port + 2);
#endif
#endif
}
}

void gw16012_input(u8 *value)
{
#if PARPORT_USE_PPDEV == 1
ioctl(device_handle, PPRSTATUS, value);
#else
*value = inb(gw16012_port + 1);
#endif
}

/* (1) assert or (0) deassert reset lines */
void gw16012_reset(int trst, int srst)
{
DEBUG("trst: %i, srst: %i", trst, srst);

if (trst == 0)
gw16012_control(0x0d);
else if (trst == 1)
gw16012_control(0x0c);

if (srst == 0)
gw16012_control(0x0a);
else if (srst == 1)
gw16012_control(0x0b);
}

int gw16012_speed(int speed)
{

return ERROR_OK;
}

void gw16012_end_state(state)
{
if (tap_move_map[state] != -1)
end_state = state;
else
{
ERROR("BUG: %i is not a valid end state", state);
exit(-1);
}
}

void gw16012_state_move(void)
{
int i=0, tms=0;
u8 tms_scan = TAP_MOVE(cur_state, end_state);
gw16012_control(0x0); /* single-bit mode */
for (i = 0; i < 7; i++)
{
tms = (tms_scan >> i) & 1;
gw16012_data(tms << 1); /* output next TMS bit */
}
cur_state = end_state;
}

void gw16012_runtest(int num_cycles)
{
enum tap_state saved_end_state = end_state;
int i;
/* only do a state_move when we're not already in RTI */
if (cur_state != TAP_RTI)
{
gw16012_end_state(TAP_RTI);
gw16012_state_move();
}
for (i = 0; i < num_cycles; i++)
{
gw16012_control(0x0); /* single-bit mode */
gw16012_data(0x0); /* TMS cycle with TMS low */
}
gw16012_end_state(saved_end_state);
if (cur_state != end_state)
gw16012_state_move();
}

void gw16012_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
{
int bits_left = scan_size;
int bit_count = 0;
enum tap_state saved_end_state = end_state;
u8 scan_out, scan_in;

if (ir_scan)
gw16012_end_state(TAP_SI);
else
gw16012_end_state(TAP_SD);

gw16012_state_move();
gw16012_end_state(saved_end_state);

while (type == SCAN_OUT && ((bits_left - 1) > 7))
{
gw16012_control(0x2); /* seven-bit mode */
scan_out = buf_get_u32(buffer, bit_count, 7);
gw16012_data(scan_out);
bit_count += 7;
bits_left -= 7;
}
gw16012_control(0x0); /* single-bit mode */
while (bits_left-- > 0)
{
u8 tms = 0;
if (bits_left == 0) /* last bit */
{
if ((ir_scan && (end_state == TAP_SI))
|| (!ir_scan && (end_state == TAP_SD)))
{
tms = 0;
}
else
{
tms = 2;
}
}
scan_out = buf_get_u32(buffer, bit_count, 1);
gw16012_data(scan_out | tms);
if (type != SCAN_OUT)
{
gw16012_input(&scan_in);
buf_set_u32(buffer, bit_count, 1, ((scan_in & 0x08) >> 3));
}
bit_count++;
}

if (!((ir_scan && (end_state == TAP_SI)) ||
(!ir_scan && (end_state == TAP_SD))))
{
gw16012_data(0x0);
if (ir_scan)
cur_state = TAP_PI;
else
cur_state = TAP_PD;
if (cur_state != end_state)
gw16012_state_move();
}
}

int gw16012_execute_queue(void)
{
jtag_command_t *cmd = jtag_command_queue; /* currently processed command */
int scan_size;
enum scan_type type;
u8 *buffer;
while (cmd)
{
switch (cmd->type)
{
case JTAG_END_STATE:
#ifdef _DEBUG_JTAG_IO_
DEBUG("end_state: %i", cmd->cmd.end_state->end_state);
#endif
if (cmd->cmd.end_state->end_state != -1)
gw16012_end_state(cmd->cmd.end_state->end_state);
break;
case JTAG_RESET:
#ifdef _DEBUG_JTAG_IO_
DEBUG("reset trst: %i srst %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);
#endif
if (cmd->cmd.reset->trst == 1)
{
cur_state = TAP_TLR;
}
gw16012_reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);
break;
case JTAG_RUNTEST:
#ifdef _DEBUG_JTAG_IO_
DEBUG("runtest %i cycles, end in %i", cmd->cmd.runtest->num_cycles, cmd->cmd.runtest->end_state);
#endif
if (cmd->cmd.runtest->end_state != -1)
gw16012_end_state(cmd->cmd.runtest->end_state);
gw16012_runtest(cmd->cmd.runtest->num_cycles);
break;
case JTAG_STATEMOVE:
#ifdef _DEBUG_JTAG_IO_
DEBUG("statemove end in %i", cmd->cmd.statemove->end_state);
#endif
if (cmd->cmd.statemove->end_state != -1)
gw16012_end_state(cmd->cmd.statemove->end_state);
gw16012_state_move();
break;
case JTAG_SCAN:
if (cmd->cmd.scan->end_state != -1)
gw16012_end_state(cmd->cmd.scan->end_state);
scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
type = jtag_scan_type(cmd->cmd.scan);
#ifdef _DEBUG_JTAG_IO_
DEBUG("%s scan (%i) %i bit end in %i", (cmd->cmd.scan->ir_scan) ? "ir" : "dr",
type, scan_size, cmd->cmd.scan->end_state);
#endif
gw16012_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)
return ERROR_JTAG_QUEUE_FAILED;
if (buffer)
free(buffer);
break;
case JTAG_SLEEP:
#ifdef _DEBUG_JTAG_IO_
DEBUG("sleep", cmd->cmd.sleep->us);
#endif
jtag_sleep(cmd->cmd.sleep->us);
break;
default:
ERROR("BUG: unknown JTAG command type encountered");
exit(-1);
}
cmd = cmd->next;
}
return ERROR_OK;
}

#if PARPORT_USE_GIVEIO == 1
int gw16012_get_giveio_access()
{
HANDLE h;
OSVERSIONINFO version;

version.dwOSVersionInfoSize = sizeof version;
if (!GetVersionEx( &version )) {
errno = EINVAL;
return -1;
}
if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)
return 0;

h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
if (h == INVALID_HANDLE_VALUE) {
errno = ENODEV;
return -1;
}

CloseHandle( h );

return 0;
}
#endif

int gw16012_init(void)
{
#if PARPORT_USE_PPDEV == 1
char buffer[256];
int i = 0;
u8 control_port;
#endif
u8 status_port;
#if PARPORT_USE_PPDEV == 1
if (device_handle>0)
{
ERROR("device is already opened");
return ERROR_JTAG_INIT_FAILED;
}

#ifdef __FreeBSD__
DEBUG("opening /dev/ppi%d...", gw16012_port);

snprintf(buffer, 256, "/dev/ppi%d", gw16012_port);
device_handle = open(buffer, O_WRONLY);
#else
DEBUG("opening /dev/parport%d...", gw16012_port);

snprintf(buffer, 256, "/dev/parport%d", gw16012_port);
device_handle = open(buffer, O_WRONLY);
#endif
if (device_handle<0)
{
ERROR("cannot open device. check it exists and that user read and write rights are set");
return ERROR_JTAG_INIT_FAILED;
}

DEBUG("...open");

#ifndef __FreeBSD__
i=ioctl(device_handle, PPCLAIM);
if (i<0)
{
ERROR("cannot claim device");
return ERROR_JTAG_INIT_FAILED;
}

i = PARPORT_MODE_COMPAT;
i= ioctl(device_handle, PPSETMODE, & i);
if (i<0)
{
ERROR(" cannot set compatible mode to device");
return ERROR_JTAG_INIT_FAILED;
}

i = IEEE1284_MODE_COMPAT;
i = ioctl(device_handle, PPNEGOT, & i);
if (i<0)
{
ERROR("cannot set compatible 1284 mode to device");
return ERROR_JTAG_INIT_FAILED;
}
#endif
#else
if (gw16012_port == 0)
{
gw16012_port = 0x378;
WARNING("No gw16012 port specified, using default '0x378' (LPT1)");
}
DEBUG("requesting privileges for parallel port 0x%x...", gw16012_port);
#if PARPORT_USE_GIVEIO == 1
if (gw16012_get_giveio_access() != 0)
#else /* PARPORT_USE_GIVEIO */
if (ioperm(gw16012_port, 3, 1) != 0)
#endif /* PARPORT_USE_GIVEIO */
{
ERROR("missing privileges for direct i/o");
return ERROR_JTAG_INIT_FAILED;
}
DEBUG("...privileges granted");
#endif /* PARPORT_USE_PPDEV */
gw16012_input(&status_port);
gw16012_msb = (status_port & 0x80) ^ 0x80;
gw16012_speed(jtag_speed);
gw16012_reset(0, 0);
return ERROR_OK;
}

int gw16012_quit(void)
{
return ERROR_OK;
}

int gw16012_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
if (argc == 0)
return ERROR_OK;

/* only if the port wasn't overwritten by cmdline */
if (gw16012_port == 0)
gw16012_port = strtoul(args[0], NULL, 0);

return ERROR_OK;
}

+ 12
- 5
src/jtag/jtag.c View File

@@ -144,6 +144,10 @@ jtag_event_callback_t *jtag_event_callbacks;
extern jtag_interface_t at91rm9200_interface;
#endif

#if BUILD_GW16012 == 1
extern jtag_interface_t gw16012_interface;
#endif

jtag_interface_t *jtag_interfaces[] = {
#if BUILD_PARPORT == 1
&parport_interface,
@@ -162,6 +166,9 @@ jtag_interface_t *jtag_interfaces[] = {
#endif
#if BUILD_AT91RM9200 == 1
&at91rm9200_interface,
#endif
#if BUILD_GW16012 == 1
&gw16012_interface,
#endif
NULL,
};
@@ -959,7 +966,7 @@ int jtag_build_buffer(scan_command_t *cmd, u8 **buffer)
if (cmd->fields[i].out_value)
{
#ifdef _DEBUG_JTAG_IO_
char* char_buf = buf_to_str(cmd->fields[i].out_value, cmd->fields[i].num_bits, 16);
char* char_buf = buf_to_str(cmd->fields[i].out_value, (cmd->fields[i].num_bits > 64) ? 64 : cmd->fields[i].num_bits, 16);
#endif
buf_set_buf(cmd->fields[i].out_value, 0, *buffer, bit_count, cmd->fields[i].num_bits);
#ifdef _DEBUG_JTAG_IO_
@@ -993,7 +1000,7 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
#ifdef _DEBUG_JTAG_IO_
char *char_buf;

char_buf = buf_to_str(captured, num_bits, 16);
char_buf = buf_to_str(captured, (num_bits > 64) ? 64 : num_bits, 16);
DEBUG("fields[%i].in_value: 0x%s", i, char_buf);
free(char_buf);
#endif
@@ -1031,9 +1038,9 @@ int jtag_read_buffer(u8 *buffer, scan_command_t *cmd)
if ((cmd->fields[i].in_check_mask && buf_cmp_mask(captured, cmd->fields[i].in_check_value, cmd->fields[i].in_check_mask, num_bits))
|| (!cmd->fields[i].in_check_mask && buf_cmp(captured, cmd->fields[i].in_check_mask, num_bits)))
{
char *captured_char = buf_to_str(captured, num_bits, 16);
char *in_check_value_char = buf_to_str(cmd->fields[i].in_check_value, num_bits, 16);
char *in_check_mask_char = buf_to_str(cmd->fields[i].in_check_mask, num_bits, 16);
char *captured_char = buf_to_str(captured, (num_bits > 64) ? 64 : num_bits, 16);
char *in_check_value_char = buf_to_str(cmd->fields[i].in_check_value, (num_bits > 64) ? 64 : num_bits, 16);
char *in_check_mask_char = buf_to_str(cmd->fields[i].in_check_mask, (num_bits > 64) ? 64 : num_bits, 16);
/* TODO: error reporting */
WARNING("value captured during scan didn't pass the requested check: captured: 0x%s check_value: 0x%s check_mask: 0x%s", captured_char, in_check_value_char, in_check_mask_char);
retval = ERROR_JTAG_QUEUE_FAILED;


+ 7
- 1
src/openocd.c View File

@@ -18,7 +18,7 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/

#define OPENOCD_VERSION "Open On-Chip Debugger (2006-10-12 18:00 CEST)"
#define OPENOCD_VERSION "Open On-Chip Debugger (2006-11-22 14:00 CEST)"

#ifdef HAVE_CONFIG_H
#include "config.h"
@@ -32,6 +32,7 @@
#include "xsvf.h"
#include "target.h"
#include "flash.h"
#include "pld.h"

#include "command.h"
#include "server.h"
@@ -74,6 +75,7 @@ int main(int argc, char *argv[])
xsvf_register_commands(cmd_ctx);
target_register_commands(cmd_ctx);
flash_register_commands(cmd_ctx);
pld_register_commands(cmd_ctx);
if (log_init(cmd_ctx) != ERROR_OK)
return EXIT_FAILURE;
@@ -107,6 +109,10 @@ int main(int argc, char *argv[])
return EXIT_FAILURE;
DEBUG("flash init complete");

if (pld_init(cmd_ctx) != ERROR_OK)
return EXIT_FAILURE;
DEBUG("pld init complete");

/* initialize tcp server */
server_init();


+ 5
- 0
src/pld/Makefile.am View File

@@ -0,0 +1,5 @@
INCLUDES = -I$(top_srcdir)/src/server -I$(top_srcdir)/src/helper -I$(top_srcdir)/src/jtag $(all_includes)
METASOURCES = AUTO
noinst_LIBRARIES = libpld.a
noinst_HEADERS = pld.h xilinx_bit.h virtex2.h
libpld_a_SOURCES = pld.c xilinx_bit.c virtex2.c

+ 218
- 0
src/pld/pld.c View File

@@ -0,0 +1,218 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 "pld.h"

#include "jtag.h"
#include "command.h"
#include "log.h"
#include "time_support.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>

/* pld drivers
*/
extern pld_driver_t virtex2_pld;

pld_driver_t *pld_drivers[] =
{
&virtex2_pld,
NULL,
};

pld_device_t *pld_devices;
static command_t *pld_cmd;

int handle_pld_devices_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_pld_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);

int pld_init(struct command_context_s *cmd_ctx)
{
if (pld_devices)
{
register_command(cmd_ctx, pld_cmd, "devices", handle_pld_devices_command, COMMAND_EXEC,
"list configured pld devices");
register_command(cmd_ctx, pld_cmd, "load", handle_pld_load_command, COMMAND_EXEC,
"load configuration <file> into programmable logic device");
}
return ERROR_OK;
}

pld_device_t *get_pld_device_by_num(int num)
{
pld_device_t *p;
int i = 0;

for (p = pld_devices; p; p = p->next)
{
if (i++ == num)
{
return p;
}
}
return NULL;
}

/* pld device <driver> [driver_options ...]
*/
int handle_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int i;
int found = 0;
if (argc < 1)
{
WARNING("incomplete 'pld bank' configuration");
return ERROR_OK;
}
for (i = 0; pld_drivers[i]; i++)
{
if (strcmp(args[0], pld_drivers[i]->name) == 0)
{
pld_device_t *p, *c;
/* register pld specific commands */
if (pld_drivers[i]->register_commands(cmd_ctx) != ERROR_OK)
{
ERROR("couldn't register '%s' commands", args[0]);
exit(-1);
}
c = malloc(sizeof(pld_device_t));
c->driver = pld_drivers[i];
c->next = NULL;
if (pld_drivers[i]->pld_device_command(cmd_ctx, cmd, args, argc, c) != ERROR_OK)
{
ERROR("'%s' driver rejected pld device", args[0]);
free(c);
return ERROR_OK;
}
/* put pld device in linked list */
if (pld_devices)
{
/* find last pld device */
for (p = pld_devices; p && p->next; p = p->next);
if (p)
p->next = c;
}
else
{
pld_devices = c;
}
found = 1;
}
}
/* no matching pld driver found */
if (!found)
{
ERROR("pld driver '%s' not found", args[0]);
exit(-1);
}
return ERROR_OK;
}

int handle_pld_devices_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
pld_device_t *p;
int i = 0;
if (!pld_devices)
{
command_print(cmd_ctx, "no pld devices configured");
return ERROR_OK;
}
for (p = pld_devices; p; p = p->next)
{
command_print(cmd_ctx, "#%i: %s", i++, p->driver->name);
}
return ERROR_OK;
}

int handle_pld_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int retval;
struct timeval start, end, duration;
pld_device_t *p;
gettimeofday(&start, NULL);
if (argc < 2)
{
command_print(cmd_ctx, "usage: pld load <device#> <file>");
return ERROR_OK;
}
p = get_pld_device_by_num(strtoul(args[0], NULL, 0));
if (!p)
{
command_print(cmd_ctx, "pld device '#%s' is out of bounds", args[0]);
return ERROR_OK;
}
if ((retval = p->driver->load(p, args[1])) != ERROR_OK)
{
command_print(cmd_ctx, "failed loading file %s to pld device %i",
args[1], strtoul(args[0], NULL, 0));
switch (retval)
{
}
}
else
{
gettimeofday(&end, NULL);
timeval_subtract(&duration, &end, &start);
command_print(cmd_ctx, "loaded file %s to pld device %i in %is %ius",
args[1], strtoul(args[0], NULL, 0), duration.tv_sec, duration.tv_usec);
}
return ERROR_OK;
}

int pld_register_commands(struct command_context_s *cmd_ctx)
{
pld_cmd = register_command(cmd_ctx, NULL, "pld", NULL, COMMAND_ANY, "programmable logic device commands");
register_command(cmd_ctx, pld_cmd, "device", handle_pld_device_command, COMMAND_CONFIG, NULL);
return ERROR_OK;
}

+ 49
- 0
src/pld/pld.h View File

@@ -0,0 +1,49 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 PLD_H
#define PLD_H

#include "command.h"

struct pld_device_s;

typedef struct pld_driver_s
{
char *name;
int (*register_commands)(struct command_context_s *cmd_ctx);
int (*pld_device_command)(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct pld_device_s *pld_device);
int (*load)(struct pld_device_s *pld_device, char *filename);
} pld_driver_t;

typedef struct pld_device_s
{
pld_driver_t *driver;
void *driver_priv;
struct pld_device_s *next;
} pld_device_t;

extern int pld_register_commands(struct command_context_s *cmd_ctx);
extern int pld_init(struct command_context_s *cmd_ctx);
extern pld_device_t *get_pld_device_by_num(int num);

#define ERROR_PLD_DEVICE_INVALID (-1000)
#define ERROR_PLD_FILE_LOAD_FAILED (-1001)

#endif /* PLD_H */

+ 264
- 0
src/pld/virtex2.c View File

@@ -0,0 +1,264 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 "virtex2.h"

#include "pld.h"
#include "xilinx_bit.h"
#include "command.h"
#include "log.h"
#include "jtag.h"

#include <stdlib.h>

int virtex2_register_commands(struct command_context_s *cmd_ctx);
int virtex2_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct pld_device_s *pld_device);
int virtex2_load(struct pld_device_s *pld_device, char *filename);

pld_driver_t virtex2_pld =
{
.name = "virtex2",
.register_commands = virtex2_register_commands,
.pld_device_command = virtex2_pld_device_command,
.load = virtex2_load,
};

int virtex2_set_instr(int chain_pos, u32 new_instr)
{
jtag_device_t *device = jtag_get_device(chain_pos);
if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)
{
scan_field_t field;
field.device = chain_pos;
field.num_bits = device->ir_length;
field.out_value = calloc(CEIL(field.num_bits, 8), 1);
buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
field.out_mask = NULL;
field.in_value = NULL;
field.in_check_value = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
jtag_add_ir_scan(1, &field, TAP_RTI);
free(field.out_value);
}
return ERROR_OK;
}

int virtex2_send_32(struct pld_device_s *pld_device, int num_words, u32 *words)
{
virtex2_pld_device_t *virtex2_info = pld_device->driver_priv;
scan_field_t scan_field;
u8 *values;
int i;
values = malloc(num_words * 4);

scan_field.device = virtex2_info->chain_pos;
scan_field.num_bits = num_words * 32;
scan_field.out_value = values;
scan_field.out_mask = NULL;
scan_field.in_value = NULL;
scan_field.in_check_value = NULL;
scan_field.in_check_mask = NULL;
scan_field.in_handler = NULL;
scan_field.in_handler_priv = NULL;
for (i = 0; i < num_words; i++)
buf_set_u32(values + 4 * i, 0, 32, flip_u32(*words++, 32));
virtex2_set_instr(virtex2_info->chain_pos, 0x5); /* CFG_IN */
jtag_add_dr_scan(1, &scan_field, TAP_PD);
free(values);
return ERROR_OK;
}

int virtex2_jtag_buf_to_u32(u8 *in_buf, void *priv)
{
u32 *dest = priv;
*dest = flip_u32(le_to_h_u32(in_buf), 32);
return ERROR_OK;
}

int virtex2_receive_32(struct pld_device_s *pld_device, int num_words, u32 *words)
{
virtex2_pld_device_t *virtex2_info = pld_device->driver_priv;
scan_field_t scan_field;
scan_field.device = virtex2_info->chain_pos;
scan_field.num_bits = 32;
scan_field.out_value = NULL;
scan_field.out_mask = NULL;
scan_field.in_value = NULL;
scan_field.in_check_value = NULL;
scan_field.in_check_mask = NULL;
scan_field.in_handler = virtex2_jtag_buf_to_u32;
virtex2_set_instr(virtex2_info->chain_pos, 0x4); /* CFG_OUT */
while (num_words--)
{
scan_field.in_handler_priv = words++;
jtag_add_dr_scan(1, &scan_field, TAP_PD);
}
return ERROR_OK;
}

int virtex2_read_stat(struct pld_device_s *pld_device, u32 *status)
{
u32 data[5];
jtag_add_statemove(TAP_TLR);
data[0] = 0xaa995566; /* synch word */
data[1] = 0x2800E001; /* Type 1, read, address 7, 1 word */
data[2] = 0x20000000; /* NOOP (Type 1, read, address 0, 0 words */
data[3] = 0x20000000; /* NOOP */
data[4] = 0x20000000; /* NOOP */
virtex2_send_32(pld_device, 5, data);
virtex2_receive_32(pld_device, 1, status);
jtag_execute_queue();
DEBUG("status: 0x%8.8x", *status);
return ERROR_OK;
}

int virtex2_load(struct pld_device_s *pld_device, char *filename)
{
virtex2_pld_device_t *virtex2_info = pld_device->driver_priv;
xilinx_bit_file_t bit_file;
int retval;
int i;

scan_field_t field;

field.device = virtex2_info->chain_pos;
field.out_mask = NULL;
field.in_value = NULL;
field.in_check_value = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
if ((retval = xilinx_read_bit_file(&bit_file, filename)) != ERROR_OK)
return retval;
jtag_add_end_state(TAP_RTI);
virtex2_set_instr(virtex2_info->chain_pos, 0xb); /* JPROG_B */
jtag_execute_queue();
jtag_add_sleep(1000);
virtex2_set_instr(virtex2_info->chain_pos, 0x5); /* CFG_IN */
jtag_execute_queue();
for (i = 0; i < bit_file.length; i++)
bit_file.data[i] = flip_u32(bit_file.data[i], 8);
field.num_bits = bit_file.length * 8;
field.out_value = bit_file.data;

jtag_add_dr_scan(1, &field, TAP_PD);
jtag_execute_queue();
jtag_add_statemove(TAP_TLR);
jtag_add_end_state(TAP_RTI);
virtex2_set_instr(virtex2_info->chain_pos, 0xc); /* JSTART */
jtag_add_runtest(13, TAP_RTI);
virtex2_set_instr(virtex2_info->chain_pos, 0x3f); /* BYPASS */
virtex2_set_instr(virtex2_info->chain_pos, 0x3f); /* BYPASS */
virtex2_set_instr(virtex2_info->chain_pos, 0xc); /* JSTART */
jtag_add_runtest(13, TAP_RTI);
virtex2_set_instr(virtex2_info->chain_pos, 0x3f); /* BYPASS */
jtag_execute_queue();

return ERROR_OK;
}

int virtex2_handle_read_stat_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
pld_device_t *device;
virtex2_pld_device_t *virtex2_info;
u32 status;
if (argc < 1)
{
command_print(cmd_ctx, "usage: virtex2 read_stat <num>");
return ERROR_OK;
}
device = get_pld_device_by_num(strtoul(args[0], NULL, 0));
if (!device)
{
command_print(cmd_ctx, "pld device '#%s' is out of bounds", args[0]);
return ERROR_OK;
}

virtex2_info = device->driver_priv;
virtex2_read_stat(device, &status);
command_print(cmd_ctx, "virtex2 status register: 0x%8.8x", status);
return ERROR_OK;
}

int virtex2_register_commands(struct command_context_s *cmd_ctx)
{
command_t *virtex2_cmd = register_command(cmd_ctx, NULL, "virtex2", NULL, COMMAND_ANY, "virtex2 specific commands");

register_command(cmd_ctx, virtex2_cmd, "read_stat", virtex2_handle_read_stat_command, COMMAND_EXEC,
"read Virtex-II status register");

return ERROR_OK;
}

int virtex2_pld_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct pld_device_s *pld_device)
{
virtex2_pld_device_t *virtex2_info;
if (argc < 2)
{
WARNING("incomplete pld device 'virtex2' configuration");
return ERROR_PLD_DEVICE_INVALID;
}
virtex2_info = malloc(sizeof(virtex2_pld_device_t));
pld_device->driver_priv = virtex2_info;
virtex2_info->chain_pos = strtoul(args[1], NULL, 0);
return ERROR_OK;
}

+ 31
- 0
src/pld/virtex2.h View File

@@ -0,0 +1,31 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 VIRTEX2_H
#define VIRTEX2_H

#include "pld.h"
#include "xilinx_bit.h"

typedef struct virtex2_pld_device_s
{
int chain_pos;
} virtex2_pld_device_t;

#endif /* VIRTEX2_H */

+ 146
- 0
src/pld/xilinx_bit.c View File

@@ -0,0 +1,146 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 "xilinx_bit.h"

#include "pld.h"
#include "log.h"

#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>

#include <sys/time.h>
#include <time.h>

int read_section(FILE *input_file, int length_size, char section, u32 *buffer_length, u8 **buffer)
{
u8 length_buffer[4];
u32 length;
char section_char;
int read_count;
if ((length_size != 2) && (length_size != 4))
{
ERROR("BUG: length_size neither 2 nor 4");
return ERROR_PLD_FILE_LOAD_FAILED;
}

if ((read_count = fread(&section_char, 1, 1, input_file)) != 1)
{
return ERROR_PLD_FILE_LOAD_FAILED;
}
if (section_char != section)
{
return ERROR_PLD_FILE_LOAD_FAILED;
}

if ((read_count = fread(length_buffer, 1, length_size, input_file)) != length_size)
{
return ERROR_PLD_FILE_LOAD_FAILED;
}
if (length_size == 4)
length = be_to_h_u32(length_buffer);

if (length_size == 2)
length = be_to_h_u16(length_buffer);
if (buffer_length)
*buffer_length = length;
*buffer = malloc(length);
if ((read_count = fread(*buffer, 1, length, input_file)) != length)
{
return ERROR_PLD_FILE_LOAD_FAILED;
}
return ERROR_OK;
}

int xilinx_read_bit_file(xilinx_bit_file_t *bit_file, char *filename)
{
FILE *input_file;
struct stat input_stat;
int read_count;
if (!filename || !bit_file)
return ERROR_INVALID_ARGUMENTS;
if (stat(filename, &input_stat) == -1)
{
ERROR("couldn't stat() %s: %s", filename, strerror(errno));
return ERROR_PLD_FILE_LOAD_FAILED;
}

if (S_ISDIR(input_stat.st_mode))
{
ERROR("%s is a directory", filename);
return ERROR_PLD_FILE_LOAD_FAILED;
}
if (input_stat.st_size == 0){
ERROR("Empty file %s", filename);
return ERROR_PLD_FILE_LOAD_FAILED;
}
if (!(input_file = fopen(filename, "rb")))
{
ERROR("couldn't open %s: %s", filename, strerror(errno));
return ERROR_PLD_FILE_LOAD_FAILED;
}
if ((read_count = fread(bit_file->unknown_header, 1, 13, input_file)) != 13)
{
ERROR("couldn't read unknown_header from file '%s'", filename);
return ERROR_PLD_FILE_LOAD_FAILED;
}
if (read_section(input_file, 2, 'a', NULL, &bit_file->source_file) != ERROR_OK)
return ERROR_PLD_FILE_LOAD_FAILED;
if (read_section(input_file, 2, 'b', NULL, &bit_file->part_name) != ERROR_OK)
return ERROR_PLD_FILE_LOAD_FAILED;
if (read_section(input_file, 2, 'c', NULL, &bit_file->date) != ERROR_OK)
return ERROR_PLD_FILE_LOAD_FAILED;

if (read_section(input_file, 2, 'd', NULL, &bit_file->time) != ERROR_OK)
return ERROR_PLD_FILE_LOAD_FAILED;

if (read_section(input_file, 4, 'e', &bit_file->length, &bit_file->data) != ERROR_OK)
return ERROR_PLD_FILE_LOAD_FAILED;
DEBUG("bit_file: %s %s %s,%s %i", bit_file->source_file, bit_file->part_name,
bit_file->date, bit_file->time, bit_file->length);
fclose(input_file);
return ERROR_OK;
}

+ 38
- 0
src/pld/xilinx_bit.h View File

@@ -0,0 +1,38 @@
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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 XILINX_BIT_H
#define XILINX_BIT_H

#include "types.h"

typedef struct xilinx_bit_file_s
{
u8 unknown_header[13];
u8 *source_file;
u8 *part_name;
u8 *date;
u8 *time;
u32 length;
u8 *data;
} xilinx_bit_file_t;

int xilinx_read_bit_file(xilinx_bit_file_t *bit_file, char *filename);

#endif /* XILINX_BIT_H */

+ 2
- 2
src/target/armv4_5.c View File

@@ -285,7 +285,7 @@ reg_cache_t* armv4_5_build_reg_cache(target_t *target, armv4_5_common_t *armv4_5
int num_regs = 37;
reg_cache_t *cache = malloc(sizeof(reg_cache_t));
reg_t *reg_list = malloc(sizeof(reg_t) * num_regs);
armv4_5_core_reg_t *arch_info = malloc(sizeof(reg_t) * num_regs);
armv4_5_core_reg_t *arch_info = malloc(sizeof(armv4_5_core_reg_t) * num_regs);
int i;
cache->name = "arm v4/5 registers";
@@ -630,7 +630,7 @@ int armv4_5_run_algorithm(struct target_s *target, int num_mem_params, mem_param
for (i = 0; i <= 16; i++)
{
DEBUG("restoring register %s with value 0x%8.8x", ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).name, buf_get_u32(ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).value, 0, 32));
DEBUG("restoring register %s with value 0x%8.8x", ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).name, context[i]);
buf_set_u32(ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).value, 0, 32, context[i]);
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).valid = 1;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_algorithm_info->core_mode, i).dirty = 1;


Write Preview
Loading…
Cancel
Save