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-rw-r--r--src/pld/virtex2.c528
1 files changed, 264 insertions, 264 deletions
diff --git a/src/pld/virtex2.c b/src/pld/virtex2.c
index a31c37d9..e0cd1a11 100644
--- a/src/pld/virtex2.c
+++ b/src/pld/virtex2.c
@@ -1,264 +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, NULL);
-
- 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, NULL);
-
- free(values);
-
- return ERROR_OK;
-}
-
-int virtex2_jtag_buf_to_u32(u8 *in_buf, void *priv, struct scan_field_s *field)
-{
- 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, NULL);
- }
-
- 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, NULL);
- 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;
-}
+/***************************************************************************
+ * 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, struct scan_field_s *field)
+{
+ 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;
+}
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