#include "xilinx_bit.h"
#include "pld.h"
-static int virtex2_set_instr(struct jtag_tap *tap, uint32_t new_instr)
+static const struct virtex2_command_set virtex2_default_commands = {
+ .cfg_out = 0x04,
+ .cfg_in = 0x05,
+ .jprog_b = 0x0b,
+ .jstart = 0x0c,
+ .jshutdown = 0x0d,
+ .bypass = 0x3f,
+ .user = {0x02, 0x03},
+ .num_user = 2, /* virtex II has only 2 user instructions */
+};
+
+static int virtex2_set_instr(struct jtag_tap *tap, uint64_t new_instr)
{
if (!tap)
return ERROR_FAIL;
- if (buf_get_u32(tap->cur_instr, 0, tap->ir_length) != new_instr) {
+ if (buf_get_u64(tap->cur_instr, 0, tap->ir_length) != new_instr) {
struct scan_field field;
field.num_bits = tap->ir_length;
return ERROR_FAIL;
}
field.out_value = t;
- buf_set_u32(t, 0, field.num_bits, new_instr);
+ buf_set_u64(t, 0, field.num_bits, new_instr);
field.in_value = NULL;
jtag_add_ir_scan(tap, &field, TAP_IDLE);
for (i = 0; i < num_words; i++)
buf_set_u32(values + 4 * i, 0, 32, flip_u32(*words++, 32));
- int retval = virtex2_set_instr(virtex2_info->tap, 0x5); /* CFG_IN */
+ int retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.cfg_in);
if (retval != ERROR_OK) {
free(values);
return retval;
scan_field.out_value = NULL;
scan_field.in_value = NULL;
- int retval = virtex2_set_instr(virtex2_info->tap, 0x4); /* CFG_OUT */
+ int retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.cfg_out);
if (retval != ERROR_OK)
return retval;
struct virtex2_pld_device *virtex2_info = pld_device->driver_priv;
int retval;
- retval = virtex2_set_instr(virtex2_info->tap, 0xb); /* JPROG_B */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.jprog_b);
if (retval != ERROR_OK)
return retval;
return retval;
jtag_add_sleep(1000);
- retval = virtex2_set_instr(virtex2_info->tap, 0x5); /* CFG_IN */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.cfg_in);
if (retval != ERROR_OK)
return retval;
jtag_add_tlr();
if (!(virtex2_info->no_jstart)) {
- retval = virtex2_set_instr(virtex2_info->tap, 0xc); /* JSTART */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.jstart);
if (retval != ERROR_OK)
return retval;
}
jtag_add_runtest(13, TAP_IDLE);
- retval = virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.bypass);
if (retval != ERROR_OK)
return retval;
- retval = virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.bypass);
if (retval != ERROR_OK)
return retval;
if (!(virtex2_info->no_jstart)) {
- retval = virtex2_set_instr(virtex2_info->tap, 0xc); /* JSTART */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.jstart);
if (retval != ERROR_OK)
return retval;
}
jtag_add_runtest(13, TAP_IDLE);
- retval = virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */
+ retval = virtex2_set_instr(virtex2_info->tap, virtex2_info->command_set.bypass);
if (retval != ERROR_OK)
return retval;
return ERROR_OK;
}
+COMMAND_HANDLER(virtex2_handle_set_instuction_codes_command)
+{
+ if (CMD_ARGC < 6 || CMD_ARGC > (6 + VIRTEX2_MAX_USER_INSTRUCTIONS))
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ struct pld_device *device = get_pld_device_by_name(CMD_ARGV[0]);
+ if (!device) {
+ command_print(CMD, "pld device '#%s' is unknown", CMD_ARGV[0]);
+ return ERROR_FAIL;
+ }
+
+ struct virtex2_pld_device *virtex2_info = device->driver_priv;
+ if (!virtex2_info)
+ return ERROR_FAIL;
+
+ struct virtex2_command_set instr_codes;
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[1], instr_codes.cfg_out);
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[2], instr_codes.cfg_in);
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[3], instr_codes.jprog_b);
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[4], instr_codes.jstart);
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[5], instr_codes.jshutdown);
+ instr_codes.bypass = 0xffffffffffffffff;
+
+ unsigned int num_user = CMD_ARGC - 6;
+ for (unsigned int i = 0; i < num_user; ++i)
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[6 + i], instr_codes.user[i]);
+ instr_codes.num_user = num_user;
+
+ virtex2_info->command_set = instr_codes;
+ return ERROR_OK;
+}
+
+COMMAND_HANDLER(virtex2_handle_set_user_codes_command)
+{
+ if (CMD_ARGC < 2 || CMD_ARGC > (1 + VIRTEX2_MAX_USER_INSTRUCTIONS))
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ struct pld_device *device = get_pld_device_by_name(CMD_ARGV[0]);
+ if (!device) {
+ command_print(CMD, "pld device '#%s' is unknown", CMD_ARGV[0]);
+ return ERROR_FAIL;
+ }
+
+ struct virtex2_pld_device *virtex2_info = device->driver_priv;
+ if (!virtex2_info)
+ return ERROR_FAIL;
+
+ uint64_t user[VIRTEX2_MAX_USER_INSTRUCTIONS];
+ unsigned int num_user = CMD_ARGC - 1;
+ for (unsigned int i = 0; i < num_user; ++i)
+ COMMAND_PARSE_NUMBER(u64, CMD_ARGV[1 + i], user[i]);
+ virtex2_info->command_set.num_user = num_user;
+ memcpy(virtex2_info->command_set.user, user, num_user * sizeof(uint64_t));
+ return ERROR_OK;
+}
+
PLD_CREATE_COMMAND_HANDLER(virtex2_pld_create_command)
{
if (CMD_ARGC < 4)
return ERROR_FAIL;
}
virtex2_info->tap = tap;
+ virtex2_info->command_set = virtex2_default_commands;
virtex2_info->no_jstart = 0;
if (CMD_ARGC >= 5 && strcmp(CMD_ARGV[4], "-no_jstart") == 0)
.handler = virtex2_handle_read_stat_command,
.help = "read status register",
.usage = "pld_name",
+ }, {
+ .name = "set_instr_codes",
+ .mode = COMMAND_EXEC,
+ .handler = virtex2_handle_set_instuction_codes_command,
+ .help = "set instructions codes used for loading the bitstream/refreshing/jtag-hub",
+ .usage = "pld_name cfg_out cfg_in jprogb jstart jshutdown"
+ " [user1 [user2 [user3 [user4]]]]",
+ }, {
+ .name = "set_user_codes",
+ .mode = COMMAND_EXEC,
+ .handler = virtex2_handle_set_user_codes_command,
+ .help = "set instructions codes used for jtag-hub",
+ .usage = "pld_name user1 [user2 [user3 [user4]]]",
},
COMMAND_REGISTRATION_DONE
};
+
static const struct command_registration virtex2_command_handler[] = {
{
.name = "virtex2",