-/* src/flash/s3c2412_nand.c\r
- *\r
- * S3C2412 OpenOCD NAND Flash controller support.\r
- *\r
- * Copyright 2007,2008 Ben Dooks <ben@fluff.org>\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * Many thanks to Simtec Electronics for sponsoring this work.\r
- */\r
-\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-#include "log.h"\r
-\r
-#include <stdlib.h>\r
-#include <string.h>\r
-\r
-#include "nand.h"\r
-#include "s3c24xx_nand.h"\r
-#include "target.h"\r
-\r
-int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);\r
-int s3c2412_init(struct nand_device_s *device);\r
-\r
-nand_flash_controller_t s3c2412_nand_controller =\r
-{\r
- .name = "s3c2412",\r
- .nand_device_command = s3c2412_nand_device_command,\r
- .register_commands = s3c24xx_register_commands,\r
- .init = s3c2412_init,\r
- .reset = s3c24xx_reset,\r
- .command = s3c24xx_command,\r
- .address = s3c24xx_address,\r
- .write_data = s3c24xx_write_data,\r
- .read_data = s3c24xx_read_data,\r
- .write_page = s3c24xx_write_page,\r
- .read_page = s3c24xx_read_page,\r
- .write_block_data = s3c2440_write_block_data,\r
- .read_block_data = s3c2440_read_block_data,\r
- .controller_ready = s3c24xx_controller_ready,\r
- .nand_ready = s3c2440_nand_ready,\r
-};\r
-\r
-int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,\r
- char **args, int argc,\r
- struct nand_device_s *device)\r
-{\r
- s3c24xx_nand_controller_t *info;\r
-\r
- info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);\r
- if (info == NULL) {\r
- return ERROR_NAND_DEVICE_INVALID;\r
- }\r
-\r
- /* fill in the address fields for the core device */\r
- info->cmd = S3C2440_NFCMD;\r
- info->addr = S3C2440_NFADDR;\r
- info->data = S3C2440_NFDATA;\r
- info->nfstat = S3C2412_NFSTAT;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int s3c2412_init(struct nand_device_s *device)\r
-{\r
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
- target_t *target = s3c24xx_info->target;\r
-\r
- target_write_u32(target, S3C2410_NFCONF,\r
- S3C2440_NFCONF_TACLS(3) |\r
- S3C2440_NFCONF_TWRPH0(7) |\r
- S3C2440_NFCONF_TWRPH1(7));\r
-\r
- target_write_u32(target, S3C2440_NFCONT,\r
- S3C2412_NFCONT_INIT_MAIN_ECC |\r
- S3C2440_NFCONT_ENABLE);\r
-\r
- return ERROR_OK;\r
-}\r
+/* src/flash/s3c2412_nand.c
+ *
+ * S3C2412 OpenOCD NAND Flash controller support.
+ *
+ * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
+ *
+ * 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.
+ *
+ * Many thanks to Simtec Electronics for sponsoring this work.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "replacements.h"
+#include "log.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "nand.h"
+#include "s3c24xx_nand.h"
+#include "target.h"
+
+int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
+int s3c2412_init(struct nand_device_s *device);
+
+nand_flash_controller_t s3c2412_nand_controller =
+{
+ .name = "s3c2412",
+ .nand_device_command = s3c2412_nand_device_command,
+ .register_commands = s3c24xx_register_commands,
+ .init = s3c2412_init,
+ .reset = s3c24xx_reset,
+ .command = s3c24xx_command,
+ .address = s3c24xx_address,
+ .write_data = s3c24xx_write_data,
+ .read_data = s3c24xx_read_data,
+ .write_page = s3c24xx_write_page,
+ .read_page = s3c24xx_read_page,
+ .write_block_data = s3c2440_write_block_data,
+ .read_block_data = s3c2440_read_block_data,
+ .controller_ready = s3c24xx_controller_ready,
+ .nand_ready = s3c2440_nand_ready,
+};
+
+int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,
+ char **args, int argc,
+ struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *info;
+
+ info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);
+ if (info == NULL) {
+ return ERROR_NAND_DEVICE_INVALID;
+ }
+
+ /* fill in the address fields for the core device */
+ info->cmd = S3C2440_NFCMD;
+ info->addr = S3C2440_NFADDR;
+ info->data = S3C2440_NFDATA;
+ info->nfstat = S3C2412_NFSTAT;
+
+ return ERROR_OK;
+}
+
+int s3c2412_init(struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+
+ target_write_u32(target, S3C2410_NFCONF,
+ S3C2440_NFCONF_TACLS(3) |
+ S3C2440_NFCONF_TWRPH0(7) |
+ S3C2440_NFCONF_TWRPH1(7));
+
+ target_write_u32(target, S3C2440_NFCONT,
+ S3C2412_NFCONT_INIT_MAIN_ECC |
+ S3C2440_NFCONT_ENABLE);
+
+ return ERROR_OK;
+}
-/* src/flash/s3c2440_nand.c\r
- *\r
- * S3C2440 OpenOCD NAND Flash controller support.\r
- *\r
- * Copyright 2007,2008 Ben Dooks <ben@fluff.org>\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * Many thanks to Simtec Electronics for sponsoring this work.\r
- */\r
-\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-#include "log.h"\r
-\r
-#include <stdlib.h>\r
-#include <string.h>\r
-\r
-#include "nand.h"\r
-#include "s3c24xx_nand.h"\r
-#include "target.h"\r
-\r
-int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);\r
-int s3c2440_init(struct nand_device_s *device);\r
-int s3c2440_nand_ready(struct nand_device_s *device, int timeout);\r
-\r
-nand_flash_controller_t s3c2440_nand_controller =\r
-{\r
- .name = "s3c2440",\r
- .nand_device_command = s3c2440_nand_device_command,\r
- .register_commands = s3c24xx_register_commands,\r
- .init = s3c2440_init,\r
- .reset = s3c24xx_reset,\r
- .command = s3c24xx_command,\r
- .address = s3c24xx_address,\r
- .write_data = s3c24xx_write_data,\r
- .read_data = s3c24xx_read_data,\r
- .write_page = s3c24xx_write_page,\r
- .read_page = s3c24xx_read_page,\r
- .write_block_data = s3c2440_write_block_data,\r
- .read_block_data = s3c2440_read_block_data,\r
- .controller_ready = s3c24xx_controller_ready,\r
- .nand_ready = s3c2440_nand_ready,\r
-};\r
-\r
-int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,\r
- char **args, int argc,\r
- struct nand_device_s *device)\r
-{\r
- s3c24xx_nand_controller_t *info;\r
- \r
- info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);\r
- if (info == NULL) {\r
- return ERROR_NAND_DEVICE_INVALID;\r
- }\r
-\r
- /* fill in the address fields for the core device */\r
- info->cmd = S3C2440_NFCMD;\r
- info->addr = S3C2440_NFADDR;\r
- info->data = S3C2440_NFDATA;\r
- info->nfstat = S3C2440_NFSTAT;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int s3c2440_init(struct nand_device_s *device)\r
-{\r
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
- target_t *target = s3c24xx_info->target;\r
-\r
- target_write_u32(target, S3C2410_NFCONF,\r
- S3C2440_NFCONF_TACLS(3) |\r
- S3C2440_NFCONF_TWRPH0(7) |\r
- S3C2440_NFCONF_TWRPH1(7));\r
-\r
- target_write_u32(target, S3C2440_NFCONT,\r
- S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int s3c2440_nand_ready(struct nand_device_s *device, int timeout)\r
-{\r
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
- target_t *target = s3c24xx_info->target;\r
- u8 status;\r
-\r
- if (target->state != TARGET_HALTED) {\r
- ERROR("target must be halted to use S3C24XX NAND flash controller");\r
- return ERROR_NAND_OPERATION_FAILED;\r
- }\r
- \r
- do { \r
- target_read_u8(target, s3c24xx_info->nfstat, &status);\r
- \r
- if (status & S3C2440_NFSTAT_READY)\r
- return 1;\r
-\r
- usleep(1000);\r
- } while (timeout-- > 0);\r
-\r
-\r
- return 0;\r
-}\r
-\r
-/* use the fact we can read/write 4 bytes in one go via a single 32bit op */\r
-\r
-int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size)\r
-{\r
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
- target_t *target = s3c24xx_info->target;\r
- u32 nfdata = s3c24xx_info->data;\r
- u32 tmp;\r
-\r
- INFO("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size);\r
-\r
- if (target->state != TARGET_HALTED) {\r
- ERROR("target must be halted to use S3C24XX NAND flash controller");\r
- return ERROR_NAND_OPERATION_FAILED;\r
- }\r
-\r
- while (data_size >= 4) { \r
- target_read_u32(target, nfdata, &tmp);\r
-\r
- data[0] = tmp;\r
- data[1] = tmp >> 8;\r
- data[2] = tmp >> 16;\r
- data[3] = tmp >> 24;\r
-\r
- data_size -= 4;\r
- data += 4;\r
- }\r
-\r
- while (data_size > 0) {\r
- target_read_u8(target, nfdata, data);\r
-\r
- data_size -= 1;\r
- data += 1;\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size)\r
-{\r
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
- target_t *target = s3c24xx_info->target;\r
- u32 nfdata = s3c24xx_info->data;\r
- u32 tmp;\r
-\r
- if (target->state != TARGET_HALTED) {\r
- ERROR("target must be halted to use S3C24XX NAND flash controller");\r
- return ERROR_NAND_OPERATION_FAILED;\r
- }\r
-\r
- while (data_size >= 4) { \r
- tmp = le_to_h_u32(data);\r
- target_write_u32(target, nfdata, tmp);\r
-\r
- data_size -= 4;\r
- data += 4;\r
- }\r
-\r
- while (data_size > 0) {\r
- target_write_u8(target, nfdata, *data);\r
-\r
- data_size -= 1;\r
- data += 1;\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
+/* src/flash/s3c2440_nand.c
+ *
+ * S3C2440 OpenOCD NAND Flash controller support.
+ *
+ * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
+ *
+ * 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.
+ *
+ * Many thanks to Simtec Electronics for sponsoring this work.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "replacements.h"
+#include "log.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "nand.h"
+#include "s3c24xx_nand.h"
+#include "target.h"
+
+int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
+int s3c2440_init(struct nand_device_s *device);
+int s3c2440_nand_ready(struct nand_device_s *device, int timeout);
+
+nand_flash_controller_t s3c2440_nand_controller =
+{
+ .name = "s3c2440",
+ .nand_device_command = s3c2440_nand_device_command,
+ .register_commands = s3c24xx_register_commands,
+ .init = s3c2440_init,
+ .reset = s3c24xx_reset,
+ .command = s3c24xx_command,
+ .address = s3c24xx_address,
+ .write_data = s3c24xx_write_data,
+ .read_data = s3c24xx_read_data,
+ .write_page = s3c24xx_write_page,
+ .read_page = s3c24xx_read_page,
+ .write_block_data = s3c2440_write_block_data,
+ .read_block_data = s3c2440_read_block_data,
+ .controller_ready = s3c24xx_controller_ready,
+ .nand_ready = s3c2440_nand_ready,
+};
+
+int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,
+ char **args, int argc,
+ struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *info;
+
+ info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);
+ if (info == NULL) {
+ return ERROR_NAND_DEVICE_INVALID;
+ }
+
+ /* fill in the address fields for the core device */
+ info->cmd = S3C2440_NFCMD;
+ info->addr = S3C2440_NFADDR;
+ info->data = S3C2440_NFDATA;
+ info->nfstat = S3C2440_NFSTAT;
+
+ return ERROR_OK;
+}
+
+int s3c2440_init(struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+
+ target_write_u32(target, S3C2410_NFCONF,
+ S3C2440_NFCONF_TACLS(3) |
+ S3C2440_NFCONF_TWRPH0(7) |
+ S3C2440_NFCONF_TWRPH1(7));
+
+ target_write_u32(target, S3C2440_NFCONT,
+ S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE);
+
+ return ERROR_OK;
+}
+
+int s3c2440_nand_ready(struct nand_device_s *device, int timeout)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u8 status;
+
+ if (target->state != TARGET_HALTED) {
+ ERROR("target must be halted to use S3C24XX NAND flash controller");
+ return ERROR_NAND_OPERATION_FAILED;
+ }
+
+ do {
+ target_read_u8(target, s3c24xx_info->nfstat, &status);
+
+ if (status & S3C2440_NFSTAT_READY)
+ return 1;
+
+ usleep(1000);
+ } while (timeout-- > 0);
+
+
+ return 0;
+}
+
+/* use the fact we can read/write 4 bytes in one go via a single 32bit op */
+
+int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u32 nfdata = s3c24xx_info->data;
+ u32 tmp;
+
+ INFO("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size);
+
+ if (target->state != TARGET_HALTED) {
+ ERROR("target must be halted to use S3C24XX NAND flash controller");
+ return ERROR_NAND_OPERATION_FAILED;
+ }
+
+ while (data_size >= 4) {
+ target_read_u32(target, nfdata, &tmp);
+
+ data[0] = tmp;
+ data[1] = tmp >> 8;
+ data[2] = tmp >> 16;
+ data[3] = tmp >> 24;
+
+ data_size -= 4;
+ data += 4;
+ }
+
+ while (data_size > 0) {
+ target_read_u8(target, nfdata, data);
+
+ data_size -= 1;
+ data += 1;
+ }
+
+ return ERROR_OK;
+}
+
+int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+ u32 nfdata = s3c24xx_info->data;
+ u32 tmp;
+
+ if (target->state != TARGET_HALTED) {
+ ERROR("target must be halted to use S3C24XX NAND flash controller");
+ return ERROR_NAND_OPERATION_FAILED;
+ }
+
+ while (data_size >= 4) {
+ tmp = le_to_h_u32(data);
+ target_write_u32(target, nfdata, tmp);
+
+ data_size -= 4;
+ data += 4;
+ }
+
+ while (data_size > 0) {
+ target_write_u8(target, nfdata, *data);
+
+ data_size -= 1;
+ data += 1;
+ }
+
+ return ERROR_OK;
+}
-/* src/flash/s3c2443_nand.c\r
- *\r
- * S3C2443 OpenOCD NAND Flash controller support.\r
- *\r
- * Copyright 2007,2008 Ben Dooks <ben@fluff.org>\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * Many thanks to Simtec Electronics for sponsoring this work.\r
- */\r
-\r
-\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-#include "log.h"\r
-\r
-#include <stdlib.h>\r
-#include <string.h>\r
-\r
-#include "nand.h"\r
-#include "s3c24xx_nand.h"\r
-#include "target.h"\r
-\r
-int s3c2443_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);\r
-int s3c2443_init(struct nand_device_s *device);\r
-int s3c2443_nand_ready(struct nand_device_s *device, int timeout);\r
-\r
-nand_flash_controller_t s3c2443_nand_controller =\r
-{\r
- .name = "s3c2443",\r
- .nand_device_command = s3c2443_nand_device_command,\r
- .register_commands = s3c24xx_register_commands,\r
- .init = s3c2443_init,\r
- .reset = s3c24xx_reset,\r
- .command = s3c24xx_command,\r
- .address = s3c24xx_address,\r
- .write_data = s3c24xx_write_data,\r
- .read_data = s3c24xx_read_data,\r
- .write_page = s3c24xx_write_page,\r
- .read_page = s3c24xx_read_page,\r
- .write_block_data = s3c2440_write_block_data,\r
- .read_block_data = s3c2440_read_block_data,\r
- .controller_ready = s3c24xx_controller_ready,\r
- .nand_ready = s3c2440_nand_ready,\r
-};\r
-\r
-int s3c2443_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,\r
- char **args, int argc,\r
- struct nand_device_s *device)\r
-{\r
- s3c24xx_nand_controller_t *info;\r
- \r
- info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);\r
- if (info == NULL) {\r
- return ERROR_NAND_DEVICE_INVALID;\r
- }\r
-\r
- /* fill in the address fields for the core device */\r
- info->cmd = S3C2440_NFCMD;\r
- info->addr = S3C2440_NFADDR;\r
- info->data = S3C2440_NFDATA;\r
- info->nfstat = S3C2412_NFSTAT;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int s3c2443_init(struct nand_device_s *device)\r
-{\r
- s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;\r
- target_t *target = s3c24xx_info->target;\r
-\r
- target_write_u32(target, S3C2410_NFCONF,\r
- S3C2440_NFCONF_TACLS(3) |\r
- S3C2440_NFCONF_TWRPH0(7) |\r
- S3C2440_NFCONF_TWRPH1(7));\r
-\r
- target_write_u32(target, S3C2440_NFCONT,\r
- S3C2412_NFCONT_INIT_MAIN_ECC |\r
- S3C2440_NFCONT_ENABLE);\r
-\r
- return ERROR_OK;\r
-}\r
+/* src/flash/s3c2443_nand.c
+ *
+ * S3C2443 OpenOCD NAND Flash controller support.
+ *
+ * Copyright 2007,2008 Ben Dooks <ben@fluff.org>
+ *
+ * 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.
+ *
+ * Many thanks to Simtec Electronics for sponsoring this work.
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "replacements.h"
+#include "log.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "nand.h"
+#include "s3c24xx_nand.h"
+#include "target.h"
+
+int s3c2443_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
+int s3c2443_init(struct nand_device_s *device);
+int s3c2443_nand_ready(struct nand_device_s *device, int timeout);
+
+nand_flash_controller_t s3c2443_nand_controller =
+{
+ .name = "s3c2443",
+ .nand_device_command = s3c2443_nand_device_command,
+ .register_commands = s3c24xx_register_commands,
+ .init = s3c2443_init,
+ .reset = s3c24xx_reset,
+ .command = s3c24xx_command,
+ .address = s3c24xx_address,
+ .write_data = s3c24xx_write_data,
+ .read_data = s3c24xx_read_data,
+ .write_page = s3c24xx_write_page,
+ .read_page = s3c24xx_read_page,
+ .write_block_data = s3c2440_write_block_data,
+ .read_block_data = s3c2440_read_block_data,
+ .controller_ready = s3c24xx_controller_ready,
+ .nand_ready = s3c2440_nand_ready,
+};
+
+int s3c2443_nand_device_command(struct command_context_s *cmd_ctx, char *cmd,
+ char **args, int argc,
+ struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *info;
+
+ info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device);
+ if (info == NULL) {
+ return ERROR_NAND_DEVICE_INVALID;
+ }
+
+ /* fill in the address fields for the core device */
+ info->cmd = S3C2440_NFCMD;
+ info->addr = S3C2440_NFADDR;
+ info->data = S3C2440_NFDATA;
+ info->nfstat = S3C2412_NFSTAT;
+
+ return ERROR_OK;
+}
+
+int s3c2443_init(struct nand_device_s *device)
+{
+ s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv;
+ target_t *target = s3c24xx_info->target;
+
+ target_write_u32(target, S3C2410_NFCONF,
+ S3C2440_NFCONF_TACLS(3) |
+ S3C2440_NFCONF_TWRPH0(7) |
+ S3C2440_NFCONF_TWRPH1(7));
+
+ target_write_u32(target, S3C2440_NFCONT,
+ S3C2412_NFCONT_INIT_MAIN_ECC |
+ S3C2440_NFCONT_ENABLE);
+
+ return ERROR_OK;
+}
-/***************************************************************************\r
- * Copyright (C) 2005 by Dominic Rath *\r
- * Dominic.Rath@gmx.de *\r
- * *\r
- * This program is free software; you can redistribute it and/or modify *\r
- * it under the terms of the GNU General Public License as published by *\r
- * the Free Software Foundation; either version 2 of the License, or *\r
- * (at your option) any later version. *\r
- * *\r
- * This program is distributed in the hope that it will be useful, *\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
- * GNU General Public License for more details. *\r
- * *\r
- * You should have received a copy of the GNU General Public License *\r
- * along with this program; if not, write to the *\r
- * Free Software Foundation, Inc., *\r
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
- ***************************************************************************/\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-\r
-#include "jtag.h"\r
-\r
-/* system includes */\r
-\r
-#ifdef _WIN32\r
-#include "errno.h"\r
-#endif /* _WIN32 */\r
-\r
-#include <string.h>\r
-#include <stdlib.h>\r
-\r
-#include <sys/time.h>\r
-#include <time.h>\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
-#include <linux/parport.h>\r
-#include <linux/ppdev.h>\r
-#include <fcntl.h>\r
-#include <sys/ioctl.h>\r
-#include <unistd.h>\r
-#else /* not PARPORT_USE_PPDEV */\r
-#ifndef _WIN32\r
-#include <sys/io.h>\r
-#endif\r
-#endif\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
-#if IS_CYGWIN == 1\r
-#include <windows.h>\r
-#include <errno.h>\r
-#undef ERROR\r
-#endif\r
-#endif\r
-\r
-#include "log.h"\r
-\r
-/* configuration */\r
-u16 amt_jtagaccel_port;\r
-\r
-/* interface variables\r
- */\r
-static u8 aw_control_rst = 0x00;\r
-static u8 aw_control_fsm = 0x10;\r
-static u8 aw_control_baudrate = 0x20;\r
-\r
-static int rtck_enabled = 0;\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
-static int device_handle;\r
-int addr_mode = IEEE1284_MODE_EPP | IEEE1284_ADDR ;\r
-int data_mode = IEEE1284_MODE_EPP | IEEE1284_DATA ;\r
-#define AMT_AW(val) do { ioctl(device_handle, PPSETMODE, &addr_mode); write(device_handle, &val, 1); } while (0)\r
-#define AMT_AR(val) do { ioctl(device_handle, PPSETMODE, &addr_mode); read(device_handle, &val, 1); } while (0)\r
-#define AMT_DW(val) do { ioctl(device_handle, PPSETMODE, &data_mode); write(device_handle, &val, 1); } while (0)\r
-#define AMT_DR(val) do { ioctl(device_handle, PPSETMODE, &data_mode); read(device_handle, &val, 1); } while (0)\r
-#else\r
-#define AMT_AW(val) do { outb(val, amt_jtagaccel_port + 3); } while (0)\r
-#define AMT_AR(val) do { val = inb(amt_jtagaccel_port + 3); } while (0)\r
-#define AMT_DW(val) do { outb(val, amt_jtagaccel_port + 4); } while (0)\r
-#define AMT_DR(val) do { val = inb(amt_jtagaccel_port + 4); } while (0)\r
-#endif\r
-\r
-int amt_jtagaccel_execute_queue(void);\r
-int amt_jtagaccel_register_commands(struct command_context_s *cmd_ctx);\r
-int amt_jtagaccel_speed(int speed);\r
-int amt_jtagaccel_init(void);\r
-int amt_jtagaccel_quit(void);\r
-\r
-int amt_jtagaccel_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-\r
-/* tap_move[i][j]: tap movement command to go from state i to state j\r
- * 0: Test-Logic-Reset\r
- * 1: Run-Test/Idle\r
- * 2: Shift-DR\r
- * 3: Pause-DR\r
- * 4: Shift-IR\r
- * 5: Pause-IR\r
- */\r
-u8 amt_jtagaccel_tap_move[6][6][2] =\r
-{\r
- /* TLR RTI SD PD SI PI */\r
- {{0x1f, 0x00}, {0x0f, 0x00}, {0x8a, 0x04}, {0x0a, 0x00}, {0x06, 0x00}, {0x96, 0x00}}, /* TLR */\r
- {{0x1f, 0x00}, {0x00, 0x00}, {0x85, 0x08}, {0x05, 0x00}, {0x8b, 0x08}, {0x0b, 0x00}}, /* RTI */\r
- {{0x1f, 0x00}, {0x0d, 0x00}, {0x00, 0x00}, {0x01, 0x00}, {0x8f, 0x09}, {0x8f, 0x01}}, /* SD */\r
- {{0x1f, 0x00}, {0x0c, 0x00}, {0x08, 0x00}, {0x00, 0x00}, {0x8f, 0x09}, {0x8f, 0x01}}, /* PD */\r
- {{0x1f, 0x00}, {0x0d, 0x00}, {0x07, 0x00}, {0x97, 0x00}, {0x00, 0x00}, {0x01, 0x00}}, /* SI */\r
- {{0x1f, 0x00}, {0x0c, 0x00}, {0x07, 0x00}, {0x97, 0x00}, {0x08, 0x00}, {0x00, 0x00}}, /* PI */\r
-};\r
-\r
-jtag_interface_t amt_jtagaccel_interface = \r
-{\r
- .name = "amt_jtagaccel",\r
- \r
- .execute_queue = amt_jtagaccel_execute_queue,\r
-\r
- .speed = amt_jtagaccel_speed, \r
- .register_commands = amt_jtagaccel_register_commands,\r
- .init = amt_jtagaccel_init,\r
- .quit = amt_jtagaccel_quit,\r
-};\r
-\r
-int amt_jtagaccel_register_commands(struct command_context_s *cmd_ctx)\r
-{\r
- register_command(cmd_ctx, NULL, "parport_port", amt_jtagaccel_handle_parport_port_command,\r
- COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "rtck", amt_jtagaccel_handle_rtck_command,\r
- COMMAND_CONFIG, NULL);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-void amt_jtagaccel_reset(int trst, int srst)\r
-{\r
- if (trst == 1)\r
- aw_control_rst |= 0x4;\r
- else if (trst == 0)\r
- aw_control_rst &= ~0x4;\r
-\r
- if (srst == 1)\r
- aw_control_rst |= 0x1;\r
- else if (srst == 0)\r
- aw_control_rst &= ~0x1;\r
- \r
- AMT_AW(aw_control_rst);\r
-}\r
-\r
-int amt_jtagaccel_speed(int speed)\r
-{\r
- aw_control_baudrate &= 0xf0;\r
- aw_control_baudrate |= speed & 0x0f;\r
- AMT_AW(aw_control_baudrate);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-void amt_jtagaccel_end_state(state)\r
-{\r
- if (tap_move_map[state] != -1)\r
- end_state = state;\r
- else\r
- {\r
- ERROR("BUG: %i is not a valid end state", state);\r
- exit(-1);\r
- }\r
-}\r
-\r
-void amt_wait_scan_busy()\r
-{\r
- int timeout = 4096;\r
- u8 ar_status;\r
- \r
- AMT_AR(ar_status);\r
- while (((ar_status) & 0x80) && (timeout-- > 0))\r
- AMT_AR(ar_status);\r
- \r
- if (ar_status & 0x80)\r
- {\r
- ERROR("amt_jtagaccel timed out while waiting for end of scan, rtck was %s, last AR_STATUS: 0x%2.2x", (rtck_enabled) ? "enabled" : "disabled", ar_status);\r
- exit(-1);\r
- }\r
-}\r
-\r
-void amt_jtagaccel_state_move(void)\r
-{\r
- u8 aw_scan_tms_5;\r
- u8 tms_scan[2];\r
- \r
- tms_scan[0] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][0];\r
- tms_scan[1] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][1];\r
- \r
- aw_scan_tms_5 = 0x40 | (tms_scan[0] & 0x1f);\r
- AMT_AW(aw_scan_tms_5);\r
- if (jtag_speed > 3 || rtck_enabled)\r
- amt_wait_scan_busy();\r
- \r
- if (tms_scan[0] & 0x80)\r
- {\r
- aw_scan_tms_5 = 0x40 | (tms_scan[1] & 0x1f);\r
- AMT_AW(aw_scan_tms_5);\r
- if (jtag_speed > 3 || rtck_enabled)\r
- amt_wait_scan_busy();\r
- }\r
- \r
- cur_state = end_state;\r
-}\r
-\r
-void amt_jtagaccel_runtest(int num_cycles)\r
-{\r
- int i = 0;\r
- u8 aw_scan_tms_5;\r
- u8 aw_scan_tms_1to4;\r
-\r
- enum tap_state saved_end_state = end_state;\r
- \r
- /* only do a state_move when we're not already in RTI */\r
- if (cur_state != TAP_RTI)\r
- {\r
- amt_jtagaccel_end_state(TAP_RTI);\r
- amt_jtagaccel_state_move();\r
- }\r
- \r
- while (num_cycles - i >= 5)\r
- {\r
- aw_scan_tms_5 = 0x40;\r
- AMT_AW(aw_scan_tms_5);\r
- i += 5;\r
- }\r
- \r
- if (num_cycles - i > 0)\r
- {\r
- aw_scan_tms_1to4 = 0x80 | ((num_cycles - i - 1) & 0x3) << 4;\r
- AMT_AW(aw_scan_tms_1to4);\r
- }\r
- \r
- amt_jtagaccel_end_state(saved_end_state);\r
- if (cur_state != end_state)\r
- amt_jtagaccel_state_move();\r
-}\r
-\r
-void amt_jtagaccel_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)\r
-{\r
- int bits_left = scan_size;\r
- int bit_count = 0;\r
- enum tap_state saved_end_state = end_state;\r
- u8 aw_tdi_option;\r
- u8 dw_tdi_scan;\r
- u8 dr_tdo;\r
- u8 aw_tms_scan;\r
- u8 tms_scan[2];\r
-\r
- if (ir_scan)\r
- amt_jtagaccel_end_state(TAP_SI);\r
- else\r
- amt_jtagaccel_end_state(TAP_SD);\r
-\r
- amt_jtagaccel_state_move();\r
- amt_jtagaccel_end_state(saved_end_state);\r
-\r
- /* handle unaligned bits at the beginning */\r
- if ((scan_size - 1) % 8)\r
- {\r
- aw_tdi_option = 0x30 | (((scan_size - 1) % 8) - 1);\r
- AMT_AW(aw_tdi_option);\r
- \r
- dw_tdi_scan = buf_get_u32(buffer, bit_count, (scan_size - 1) % 8) & 0xff;\r
- AMT_DW(dw_tdi_scan);\r
- if (jtag_speed > 3 || rtck_enabled)\r
- amt_wait_scan_busy();\r
-\r
- if ((type == SCAN_IN) || (type == SCAN_IO))\r
- {\r
- AMT_DR(dr_tdo);\r
- dr_tdo = dr_tdo >> (8 - ((scan_size - 1) % 8));\r
- buf_set_u32(buffer, bit_count, (scan_size - 1) % 8, dr_tdo);\r
- }\r
- \r
- bit_count += (scan_size - 1) % 8;\r
- bits_left -= (scan_size - 1) % 8;\r
- }\r
- \r
- while (bits_left - 1 >= 8)\r
- {\r
- dw_tdi_scan = buf_get_u32(buffer, bit_count, 8) & 0xff;\r
- AMT_DW(dw_tdi_scan);\r
- if (jtag_speed > 3 || rtck_enabled)\r
- amt_wait_scan_busy();\r
-\r
- if ((type == SCAN_IN) || (type == SCAN_IO))\r
- {\r
- AMT_DR(dr_tdo);\r
- buf_set_u32(buffer, bit_count, 8, dr_tdo);\r
- }\r
- \r
- bit_count += 8;\r
- bits_left -= 8;\r
- }\r
- \r
- tms_scan[0] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][0];\r
- tms_scan[1] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][1];\r
- aw_tms_scan = 0x40 | (tms_scan[0] & 0x1f) | (buf_get_u32(buffer, bit_count, 1) << 5);\r
- AMT_AW(aw_tms_scan);\r
- if (jtag_speed > 3 || rtck_enabled)\r
- amt_wait_scan_busy();\r
-\r
- if ((type == SCAN_IN) || (type == SCAN_IO))\r
- {\r
- AMT_DR(dr_tdo);\r
- dr_tdo = dr_tdo >> 7;\r
- buf_set_u32(buffer, bit_count, 1, dr_tdo);\r
- }\r
- \r
- if (tms_scan[0] & 0x80)\r
- {\r
- aw_tms_scan = 0x40 | (tms_scan[1] & 0x1f);\r
- AMT_AW(aw_tms_scan);\r
- if (jtag_speed > 3 || rtck_enabled)\r
- amt_wait_scan_busy();\r
- }\r
- cur_state = end_state;\r
-}\r
-\r
-int amt_jtagaccel_execute_queue(void)\r
-{\r
- jtag_command_t *cmd = jtag_command_queue; /* currently processed command */\r
- int scan_size;\r
- enum scan_type type;\r
- u8 *buffer;\r
- int retval;\r
- \r
- /* return ERROR_OK, unless a jtag_read_buffer returns a failed check\r
- * that wasn't handled by a caller-provided error handler\r
- */ \r
- retval = ERROR_OK;\r
- \r
- while (cmd)\r
- {\r
- switch (cmd->type)\r
- {\r
- case JTAG_END_STATE:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("end_state: %i", cmd->cmd.end_state->end_state);\r
-#endif\r
- if (cmd->cmd.end_state->end_state != -1)\r
- amt_jtagaccel_end_state(cmd->cmd.end_state->end_state);\r
- break;\r
- case JTAG_RESET:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("reset trst: %i srst %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);\r
-#endif\r
- if (cmd->cmd.reset->trst == 1)\r
- {\r
- cur_state = TAP_TLR;\r
- }\r
- amt_jtagaccel_reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);\r
- break;\r
- case JTAG_RUNTEST:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("runtest %i cycles, end in %i", cmd->cmd.runtest->num_cycles, cmd->cmd.runtest->end_state);\r
-#endif\r
- if (cmd->cmd.runtest->end_state != -1)\r
- amt_jtagaccel_end_state(cmd->cmd.runtest->end_state);\r
- amt_jtagaccel_runtest(cmd->cmd.runtest->num_cycles);\r
- break;\r
- case JTAG_STATEMOVE:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("statemove end in %i", cmd->cmd.statemove->end_state);\r
-#endif\r
- if (cmd->cmd.statemove->end_state != -1)\r
- amt_jtagaccel_end_state(cmd->cmd.statemove->end_state);\r
- amt_jtagaccel_state_move();\r
- break;\r
- case JTAG_SCAN:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("scan end in %i", cmd->cmd.scan->end_state);\r
-#endif\r
- if (cmd->cmd.scan->end_state != -1)\r
- amt_jtagaccel_end_state(cmd->cmd.scan->end_state);\r
- scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);\r
- type = jtag_scan_type(cmd->cmd.scan);\r
- amt_jtagaccel_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);\r
- if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)\r
- retval = ERROR_JTAG_QUEUE_FAILED;\r
- if (buffer)\r
- free(buffer);\r
- break;\r
- case JTAG_SLEEP:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("sleep %i", cmd->cmd.sleep->us);\r
-#endif\r
- jtag_sleep(cmd->cmd.sleep->us);\r
- break;\r
- default:\r
- ERROR("BUG: unknown JTAG command type encountered");\r
- exit(-1);\r
- }\r
- cmd = cmd->next;\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
-int amt_jtagaccel_get_giveio_access()\r
-{\r
- HANDLE h;\r
- OSVERSIONINFO version;\r
-\r
- version.dwOSVersionInfoSize = sizeof version;\r
- if (!GetVersionEx( &version )) {\r
- errno = EINVAL;\r
- return -1;\r
- }\r
- if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)\r
- return 0;\r
-\r
- h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );\r
- if (h == INVALID_HANDLE_VALUE) {\r
- errno = ENODEV;\r
- return -1;\r
- }\r
-\r
- CloseHandle( h );\r
-\r
- return 0;\r
-}\r
-#endif\r
-\r
-int amt_jtagaccel_init(void)\r
-{\r
-#if PARPORT_USE_PPDEV == 1\r
- char buffer[256];\r
- int i = 0;\r
- u8 control_port;\r
-#else\r
- u8 status_port;\r
-#endif\r
- u8 ar_status;\r
- \r
-#if PARPORT_USE_PPDEV == 1\r
- if (device_handle > 0)\r
- {\r
- ERROR("device is already opened");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- snprintf(buffer, 256, "/dev/parport%d", amt_jtagaccel_port);\r
- device_handle = open(buffer, O_RDWR);\r
- \r
- if (device_handle < 0)\r
- {\r
- ERROR("cannot open device. check it exists and that user read and write rights are set");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- i = ioctl(device_handle, PPCLAIM);\r
- if (i < 0)\r
- {\r
- ERROR("cannot claim device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- i = IEEE1284_MODE_EPP;\r
- i = ioctl(device_handle, PPSETMODE, & i);\r
- if (i < 0)\r
- {\r
- ERROR(" cannot set compatible mode to device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
- \r
- control_port = 0x00;\r
- i = ioctl(device_handle, PPWCONTROL, &control_port);\r
-\r
- control_port = 0x04;\r
- i = ioctl(device_handle, PPWCONTROL, &control_port);\r
-\r
-#else\r
- if (amt_jtagaccel_port == 0)\r
- {\r
- amt_jtagaccel_port = 0x378;\r
- WARNING("No parport port specified, using default '0x378' (LPT1)");\r
- }\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
- if (amt_jtagaccel_get_giveio_access() != 0) {\r
-#else /* PARPORT_USE_GIVEIO */ \r
- if (ioperm(amt_jtagaccel_port, 5, 1) != 0) {\r
-#endif /* PARPORT_USE_GIVEIO */\r
- ERROR("missing privileges for direct i/o");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
- \r
- /* prepare epp port */\r
- /* clear timeout */\r
- status_port = inb(amt_jtagaccel_port + 1);\r
- outb(status_port | 0x1, amt_jtagaccel_port + 1);\r
- \r
- /* reset epp port */\r
- outb(0x00, amt_jtagaccel_port + 2);\r
- outb(0x04, amt_jtagaccel_port + 2);\r
-#endif\r
- \r
- if (rtck_enabled)\r
- { \r
- /* set RTCK enable bit */\r
- aw_control_fsm |= 0x02;\r
- }\r
- \r
- /* enable JTAG port */\r
- aw_control_fsm |= 0x04;\r
- AMT_AW(aw_control_fsm);\r
- \r
- amt_jtagaccel_speed(jtag_speed);\r
- \r
- if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)\r
- aw_control_rst &= ~0x8;\r
- else\r
- aw_control_rst |= 0x8;\r
- \r
- if (jtag_reset_config & RESET_SRST_PUSH_PULL)\r
- aw_control_rst &= ~0x2;\r
- else\r
- aw_control_rst |= 0x2;\r
- \r
- amt_jtagaccel_reset(0, 0);\r
- \r
- /* read status register */\r
- AMT_AR(ar_status);\r
- DEBUG("AR_STATUS: 0x%2.2x", ar_status);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int amt_jtagaccel_quit(void)\r
-{\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int amt_jtagaccel_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc == 0)\r
- return ERROR_OK;\r
-\r
- /* only if the port wasn't overwritten by cmdline */\r
- if (amt_jtagaccel_port == 0)\r
- amt_jtagaccel_port = strtoul(args[0], NULL, 0);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc == 0)\r
- {\r
- command_print(cmd_ctx, "amt_jtagaccel RTCK feature %s", (rtck_enabled) ? "enabled" : "disabled");\r
- return ERROR_OK;\r
- }\r
- else\r
- {\r
- if (strcmp(args[0], "enabled") == 0)\r
- {\r
- rtck_enabled = 1;\r
- }\r
- else\r
- {\r
- rtck_enabled = 0;\r
- }\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
+/***************************************************************************
+ * Copyright (C) 2005 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 */
+
+#ifdef _WIN32
+#include "errno.h"
+#endif /* _WIN32 */
+
+#include <string.h>
+#include <stdlib.h>
+
+#include <sys/time.h>
+#include <time.h>
+
+#if PARPORT_USE_PPDEV == 1
+#include <linux/parport.h>
+#include <linux/ppdev.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+#else /* not PARPORT_USE_PPDEV */
+#ifndef _WIN32
+#include <sys/io.h>
+#endif
+#endif
+
+#if PARPORT_USE_GIVEIO == 1
+#if IS_CYGWIN == 1
+#include <windows.h>
+#include <errno.h>
+#undef ERROR
+#endif
+#endif
+
+#include "log.h"
+
+/* configuration */
+u16 amt_jtagaccel_port;
+
+/* interface variables
+ */
+static u8 aw_control_rst = 0x00;
+static u8 aw_control_fsm = 0x10;
+static u8 aw_control_baudrate = 0x20;
+
+static int rtck_enabled = 0;
+
+#if PARPORT_USE_PPDEV == 1
+static int device_handle;
+int addr_mode = IEEE1284_MODE_EPP | IEEE1284_ADDR ;
+int data_mode = IEEE1284_MODE_EPP | IEEE1284_DATA ;
+#define AMT_AW(val) do { ioctl(device_handle, PPSETMODE, &addr_mode); write(device_handle, &val, 1); } while (0)
+#define AMT_AR(val) do { ioctl(device_handle, PPSETMODE, &addr_mode); read(device_handle, &val, 1); } while (0)
+#define AMT_DW(val) do { ioctl(device_handle, PPSETMODE, &data_mode); write(device_handle, &val, 1); } while (0)
+#define AMT_DR(val) do { ioctl(device_handle, PPSETMODE, &data_mode); read(device_handle, &val, 1); } while (0)
+#else
+#define AMT_AW(val) do { outb(val, amt_jtagaccel_port + 3); } while (0)
+#define AMT_AR(val) do { val = inb(amt_jtagaccel_port + 3); } while (0)
+#define AMT_DW(val) do { outb(val, amt_jtagaccel_port + 4); } while (0)
+#define AMT_DR(val) do { val = inb(amt_jtagaccel_port + 4); } while (0)
+#endif
+
+int amt_jtagaccel_execute_queue(void);
+int amt_jtagaccel_register_commands(struct command_context_s *cmd_ctx);
+int amt_jtagaccel_speed(int speed);
+int amt_jtagaccel_init(void);
+int amt_jtagaccel_quit(void);
+
+int amt_jtagaccel_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+/* tap_move[i][j]: tap movement command to go from state i to state j
+ * 0: Test-Logic-Reset
+ * 1: Run-Test/Idle
+ * 2: Shift-DR
+ * 3: Pause-DR
+ * 4: Shift-IR
+ * 5: Pause-IR
+ */
+u8 amt_jtagaccel_tap_move[6][6][2] =
+{
+ /* TLR RTI SD PD SI PI */
+ {{0x1f, 0x00}, {0x0f, 0x00}, {0x8a, 0x04}, {0x0a, 0x00}, {0x06, 0x00}, {0x96, 0x00}}, /* TLR */
+ {{0x1f, 0x00}, {0x00, 0x00}, {0x85, 0x08}, {0x05, 0x00}, {0x8b, 0x08}, {0x0b, 0x00}}, /* RTI */
+ {{0x1f, 0x00}, {0x0d, 0x00}, {0x00, 0x00}, {0x01, 0x00}, {0x8f, 0x09}, {0x8f, 0x01}}, /* SD */
+ {{0x1f, 0x00}, {0x0c, 0x00}, {0x08, 0x00}, {0x00, 0x00}, {0x8f, 0x09}, {0x8f, 0x01}}, /* PD */
+ {{0x1f, 0x00}, {0x0d, 0x00}, {0x07, 0x00}, {0x97, 0x00}, {0x00, 0x00}, {0x01, 0x00}}, /* SI */
+ {{0x1f, 0x00}, {0x0c, 0x00}, {0x07, 0x00}, {0x97, 0x00}, {0x08, 0x00}, {0x00, 0x00}}, /* PI */
+};
+
+jtag_interface_t amt_jtagaccel_interface =
+{
+ .name = "amt_jtagaccel",
+
+ .execute_queue = amt_jtagaccel_execute_queue,
+
+ .speed = amt_jtagaccel_speed,
+ .register_commands = amt_jtagaccel_register_commands,
+ .init = amt_jtagaccel_init,
+ .quit = amt_jtagaccel_quit,
+};
+
+int amt_jtagaccel_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "parport_port", amt_jtagaccel_handle_parport_port_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "rtck", amt_jtagaccel_handle_rtck_command,
+ COMMAND_CONFIG, NULL);
+
+ return ERROR_OK;
+}
+
+void amt_jtagaccel_reset(int trst, int srst)
+{
+ if (trst == 1)
+ aw_control_rst |= 0x4;
+ else if (trst == 0)
+ aw_control_rst &= ~0x4;
+
+ if (srst == 1)
+ aw_control_rst |= 0x1;
+ else if (srst == 0)
+ aw_control_rst &= ~0x1;
+
+ AMT_AW(aw_control_rst);
+}
+
+int amt_jtagaccel_speed(int speed)
+{
+ aw_control_baudrate &= 0xf0;
+ aw_control_baudrate |= speed & 0x0f;
+ AMT_AW(aw_control_baudrate);
+
+ return ERROR_OK;
+}
+
+void amt_jtagaccel_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 amt_wait_scan_busy()
+{
+ int timeout = 4096;
+ u8 ar_status;
+
+ AMT_AR(ar_status);
+ while (((ar_status) & 0x80) && (timeout-- > 0))
+ AMT_AR(ar_status);
+
+ if (ar_status & 0x80)
+ {
+ ERROR("amt_jtagaccel timed out while waiting for end of scan, rtck was %s, last AR_STATUS: 0x%2.2x", (rtck_enabled) ? "enabled" : "disabled", ar_status);
+ exit(-1);
+ }
+}
+
+void amt_jtagaccel_state_move(void)
+{
+ u8 aw_scan_tms_5;
+ u8 tms_scan[2];
+
+ tms_scan[0] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][0];
+ tms_scan[1] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][1];
+
+ aw_scan_tms_5 = 0x40 | (tms_scan[0] & 0x1f);
+ AMT_AW(aw_scan_tms_5);
+ if (jtag_speed > 3 || rtck_enabled)
+ amt_wait_scan_busy();
+
+ if (tms_scan[0] & 0x80)
+ {
+ aw_scan_tms_5 = 0x40 | (tms_scan[1] & 0x1f);
+ AMT_AW(aw_scan_tms_5);
+ if (jtag_speed > 3 || rtck_enabled)
+ amt_wait_scan_busy();
+ }
+
+ cur_state = end_state;
+}
+
+void amt_jtagaccel_runtest(int num_cycles)
+{
+ int i = 0;
+ u8 aw_scan_tms_5;
+ u8 aw_scan_tms_1to4;
+
+ enum tap_state saved_end_state = end_state;
+
+ /* only do a state_move when we're not already in RTI */
+ if (cur_state != TAP_RTI)
+ {
+ amt_jtagaccel_end_state(TAP_RTI);
+ amt_jtagaccel_state_move();
+ }
+
+ while (num_cycles - i >= 5)
+ {
+ aw_scan_tms_5 = 0x40;
+ AMT_AW(aw_scan_tms_5);
+ i += 5;
+ }
+
+ if (num_cycles - i > 0)
+ {
+ aw_scan_tms_1to4 = 0x80 | ((num_cycles - i - 1) & 0x3) << 4;
+ AMT_AW(aw_scan_tms_1to4);
+ }
+
+ amt_jtagaccel_end_state(saved_end_state);
+ if (cur_state != end_state)
+ amt_jtagaccel_state_move();
+}
+
+void amt_jtagaccel_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 aw_tdi_option;
+ u8 dw_tdi_scan;
+ u8 dr_tdo;
+ u8 aw_tms_scan;
+ u8 tms_scan[2];
+
+ if (ir_scan)
+ amt_jtagaccel_end_state(TAP_SI);
+ else
+ amt_jtagaccel_end_state(TAP_SD);
+
+ amt_jtagaccel_state_move();
+ amt_jtagaccel_end_state(saved_end_state);
+
+ /* handle unaligned bits at the beginning */
+ if ((scan_size - 1) % 8)
+ {
+ aw_tdi_option = 0x30 | (((scan_size - 1) % 8) - 1);
+ AMT_AW(aw_tdi_option);
+
+ dw_tdi_scan = buf_get_u32(buffer, bit_count, (scan_size - 1) % 8) & 0xff;
+ AMT_DW(dw_tdi_scan);
+ if (jtag_speed > 3 || rtck_enabled)
+ amt_wait_scan_busy();
+
+ if ((type == SCAN_IN) || (type == SCAN_IO))
+ {
+ AMT_DR(dr_tdo);
+ dr_tdo = dr_tdo >> (8 - ((scan_size - 1) % 8));
+ buf_set_u32(buffer, bit_count, (scan_size - 1) % 8, dr_tdo);
+ }
+
+ bit_count += (scan_size - 1) % 8;
+ bits_left -= (scan_size - 1) % 8;
+ }
+
+ while (bits_left - 1 >= 8)
+ {
+ dw_tdi_scan = buf_get_u32(buffer, bit_count, 8) & 0xff;
+ AMT_DW(dw_tdi_scan);
+ if (jtag_speed > 3 || rtck_enabled)
+ amt_wait_scan_busy();
+
+ if ((type == SCAN_IN) || (type == SCAN_IO))
+ {
+ AMT_DR(dr_tdo);
+ buf_set_u32(buffer, bit_count, 8, dr_tdo);
+ }
+
+ bit_count += 8;
+ bits_left -= 8;
+ }
+
+ tms_scan[0] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][0];
+ tms_scan[1] = amt_jtagaccel_tap_move[tap_move_map[cur_state]][tap_move_map[end_state]][1];
+ aw_tms_scan = 0x40 | (tms_scan[0] & 0x1f) | (buf_get_u32(buffer, bit_count, 1) << 5);
+ AMT_AW(aw_tms_scan);
+ if (jtag_speed > 3 || rtck_enabled)
+ amt_wait_scan_busy();
+
+ if ((type == SCAN_IN) || (type == SCAN_IO))
+ {
+ AMT_DR(dr_tdo);
+ dr_tdo = dr_tdo >> 7;
+ buf_set_u32(buffer, bit_count, 1, dr_tdo);
+ }
+
+ if (tms_scan[0] & 0x80)
+ {
+ aw_tms_scan = 0x40 | (tms_scan[1] & 0x1f);
+ AMT_AW(aw_tms_scan);
+ if (jtag_speed > 3 || rtck_enabled)
+ amt_wait_scan_busy();
+ }
+ cur_state = end_state;
+}
+
+int amt_jtagaccel_execute_queue(void)
+{
+ jtag_command_t *cmd = jtag_command_queue; /* currently processed command */
+ int scan_size;
+ enum scan_type type;
+ u8 *buffer;
+ int retval;
+
+ /* return ERROR_OK, unless a jtag_read_buffer returns a failed check
+ * that wasn't handled by a caller-provided error handler
+ */
+ retval = ERROR_OK;
+
+ 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)
+ amt_jtagaccel_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;
+ }
+ amt_jtagaccel_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)
+ amt_jtagaccel_end_state(cmd->cmd.runtest->end_state);
+ amt_jtagaccel_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)
+ amt_jtagaccel_end_state(cmd->cmd.statemove->end_state);
+ amt_jtagaccel_state_move();
+ break;
+ case JTAG_SCAN:
+#ifdef _DEBUG_JTAG_IO_
+ DEBUG("scan end in %i", cmd->cmd.scan->end_state);
+#endif
+ if (cmd->cmd.scan->end_state != -1)
+ amt_jtagaccel_end_state(cmd->cmd.scan->end_state);
+ scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
+ type = jtag_scan_type(cmd->cmd.scan);
+ amt_jtagaccel_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
+ if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ if (buffer)
+ free(buffer);
+ break;
+ case JTAG_SLEEP:
+#ifdef _DEBUG_JTAG_IO_
+ DEBUG("sleep %i", 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 retval;
+}
+
+#if PARPORT_USE_GIVEIO == 1
+int amt_jtagaccel_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 amt_jtagaccel_init(void)
+{
+#if PARPORT_USE_PPDEV == 1
+ char buffer[256];
+ int i = 0;
+ u8 control_port;
+#else
+ u8 status_port;
+#endif
+ u8 ar_status;
+
+#if PARPORT_USE_PPDEV == 1
+ if (device_handle > 0)
+ {
+ ERROR("device is already opened");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ snprintf(buffer, 256, "/dev/parport%d", amt_jtagaccel_port);
+ device_handle = open(buffer, O_RDWR);
+
+ 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;
+ }
+
+ i = ioctl(device_handle, PPCLAIM);
+ if (i < 0)
+ {
+ ERROR("cannot claim device");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ i = IEEE1284_MODE_EPP;
+ i = ioctl(device_handle, PPSETMODE, & i);
+ if (i < 0)
+ {
+ ERROR(" cannot set compatible mode to device");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ control_port = 0x00;
+ i = ioctl(device_handle, PPWCONTROL, &control_port);
+
+ control_port = 0x04;
+ i = ioctl(device_handle, PPWCONTROL, &control_port);
+
+#else
+ if (amt_jtagaccel_port == 0)
+ {
+ amt_jtagaccel_port = 0x378;
+ WARNING("No parport port specified, using default '0x378' (LPT1)");
+ }
+
+#if PARPORT_USE_GIVEIO == 1
+ if (amt_jtagaccel_get_giveio_access() != 0) {
+#else /* PARPORT_USE_GIVEIO */
+ if (ioperm(amt_jtagaccel_port, 5, 1) != 0) {
+#endif /* PARPORT_USE_GIVEIO */
+ ERROR("missing privileges for direct i/o");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ /* prepare epp port */
+ /* clear timeout */
+ status_port = inb(amt_jtagaccel_port + 1);
+ outb(status_port | 0x1, amt_jtagaccel_port + 1);
+
+ /* reset epp port */
+ outb(0x00, amt_jtagaccel_port + 2);
+ outb(0x04, amt_jtagaccel_port + 2);
+#endif
+
+ if (rtck_enabled)
+ {
+ /* set RTCK enable bit */
+ aw_control_fsm |= 0x02;
+ }
+
+ /* enable JTAG port */
+ aw_control_fsm |= 0x04;
+ AMT_AW(aw_control_fsm);
+
+ amt_jtagaccel_speed(jtag_speed);
+
+ if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
+ aw_control_rst &= ~0x8;
+ else
+ aw_control_rst |= 0x8;
+
+ if (jtag_reset_config & RESET_SRST_PUSH_PULL)
+ aw_control_rst &= ~0x2;
+ else
+ aw_control_rst |= 0x2;
+
+ amt_jtagaccel_reset(0, 0);
+
+ /* read status register */
+ AMT_AR(ar_status);
+ DEBUG("AR_STATUS: 0x%2.2x", ar_status);
+
+ return ERROR_OK;
+}
+
+int amt_jtagaccel_quit(void)
+{
+
+ return ERROR_OK;
+}
+
+int amt_jtagaccel_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 (amt_jtagaccel_port == 0)
+ amt_jtagaccel_port = strtoul(args[0], NULL, 0);
+
+ return ERROR_OK;
+}
+
+int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 0)
+ {
+ command_print(cmd_ctx, "amt_jtagaccel RTCK feature %s", (rtck_enabled) ? "enabled" : "disabled");
+ return ERROR_OK;
+ }
+ else
+ {
+ if (strcmp(args[0], "enabled") == 0)
+ {
+ rtck_enabled = 1;
+ }
+ else
+ {
+ rtck_enabled = 0;
+ }
+ }
+
+ return ERROR_OK;
+}
-/***************************************************************************\r
- * Copyright (C) 2006 by Dominic Rath *\r
- * Dominic.Rath@gmx.de *\r
- * *\r
- * This program is free software; you can redistribute it and/or modify *\r
- * it under the terms of the GNU General Public License as published by *\r
- * the Free Software Foundation; either version 2 of the License, or *\r
- * (at your option) any later version. *\r
- * *\r
- * This program is distributed in the hope that it will be useful, *\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
- * GNU General Public License for more details. *\r
- * *\r
- * You should have received a copy of the GNU General Public License *\r
- * along with this program; if not, write to the *\r
- * Free Software Foundation, Inc., *\r
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
- ***************************************************************************/\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-\r
-#include "jtag.h"\r
-\r
-#if 1\r
-#define _DEBUG_GW16012_IO_\r
-#endif\r
-\r
-/* system includes */\r
-// -ino: 060521-1036\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
-\r
-#include <sys/types.h>\r
-#include <machine/sysarch.h>\r
-#include <machine/cpufunc.h>\r
-#define ioperm(startport,length,enable)\\r
- i386_set_ioperm((startport), (length), (enable))\r
-\r
-#else\r
-\r
-#ifdef _WIN32\r
-#include "errno.h"\r
-#endif /* _WIN32 */\r
-\r
-#endif /* __FreeBSD__, __FreeBSD_kernel__ */\r
-\r
-#include <string.h>\r
-#include <stdlib.h>\r
-\r
-#include <sys/time.h>\r
-#include <time.h>\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
-#include <dev/ppbus/ppi.h>\r
-#include <dev/ppbus/ppbconf.h>\r
-#define PPRSTATUS PPIGSTATUS\r
-#define PPWDATA PPISDATA\r
-#else\r
-#include <linux/parport.h>\r
-#include <linux/ppdev.h>\r
-#endif\r
-#include <fcntl.h>\r
-#include <sys/ioctl.h>\r
-#else /* not PARPORT_USE_PPDEV */\r
-#ifndef _WIN32\r
-#include <sys/io.h>\r
-#endif\r
-#endif\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
-#if IS_CYGWIN == 1\r
-#include <windows.h>\r
-#include <errno.h>\r
-#undef ERROR\r
-#endif\r
-#endif\r
-\r
-#include "log.h"\r
-\r
-/* configuration */\r
-u16 gw16012_port;\r
-\r
-/* interface variables\r
- */\r
-static u8 gw16012_msb = 0x0;\r
-static u8 gw16012_control_value = 0x0;\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
-static int device_handle;\r
-#endif\r
-\r
-int gw16012_execute_queue(void);\r
-int gw16012_register_commands(struct command_context_s *cmd_ctx);\r
-int gw16012_speed(int speed);\r
-int gw16012_init(void);\r
-int gw16012_quit(void);\r
-\r
-int gw16012_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-\r
-jtag_interface_t gw16012_interface = \r
-{\r
- .name = "gw16012",\r
- \r
- .execute_queue = gw16012_execute_queue,\r
-\r
- .speed = gw16012_speed, \r
- .register_commands = gw16012_register_commands,\r
- .init = gw16012_init,\r
- .quit = gw16012_quit,\r
-};\r
-\r
-int gw16012_register_commands(struct command_context_s *cmd_ctx)\r
-{\r
- register_command(cmd_ctx, NULL, "parport_port", gw16012_handle_parport_port_command,\r
- COMMAND_CONFIG, NULL);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-void gw16012_data(u8 value)\r
-{\r
- value = (value & 0x7f) | gw16012_msb;\r
- gw16012_msb ^= 0x80; /* toggle MSB */\r
-\r
-#ifdef _DEBUG_GW16012_IO_\r
- DEBUG("%2.2x", value);\r
-#endif\r
- \r
- #if PARPORT_USE_PPDEV == 1\r
- ioctl(device_handle, PPWDATA, &value);\r
- #else\r
- #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- outb(gw16012_port, value);\r
- #else\r
- outb(value, gw16012_port);\r
- #endif\r
- #endif \r
-}\r
-\r
-void gw16012_control(u8 value)\r
-{\r
- if (value != gw16012_control_value)\r
- {\r
- gw16012_control_value = value;\r
-\r
-#ifdef _DEBUG_GW16012_IO_\r
- DEBUG("%2.2x", gw16012_control_value);\r
-#endif\r
-\r
- #if PARPORT_USE_PPDEV == 1\r
- ioctl(device_handle, PPWCONTROL, &gw16012_control_value);\r
- #else\r
- #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- outb(gw16012_port + 2, gw16012_control_value);\r
- #else\r
- outb(gw16012_control_value, gw16012_port + 2);\r
- #endif\r
- #endif\r
- }\r
-}\r
-\r
-void gw16012_input(u8 *value)\r
-{\r
- #if PARPORT_USE_PPDEV == 1\r
- ioctl(device_handle, PPRSTATUS, value);\r
- #else\r
- *value = inb(gw16012_port + 1);\r
- #endif\r
-\r
-#ifdef _DEBUG_GW16012_IO_\r
- DEBUG("%2.2x", *value);\r
-#endif\r
-}\r
-\r
-/* (1) assert or (0) deassert reset lines */\r
-void gw16012_reset(int trst, int srst)\r
-{\r
- DEBUG("trst: %i, srst: %i", trst, srst);\r
-\r
- if (trst == 0)\r
- gw16012_control(0x0d);\r
- else if (trst == 1)\r
- gw16012_control(0x0c);\r
-\r
- if (srst == 0)\r
- gw16012_control(0x0a);\r
- else if (srst == 1)\r
- gw16012_control(0x0b);\r
-}\r
-\r
-int gw16012_speed(int speed)\r
-{\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-void gw16012_end_state(state)\r
-{\r
- if (tap_move_map[state] != -1)\r
- end_state = state;\r
- else\r
- {\r
- ERROR("BUG: %i is not a valid end state", state);\r
- exit(-1);\r
- }\r
-}\r
-\r
-void gw16012_state_move(void)\r
-{\r
- int i=0, tms=0;\r
- u8 tms_scan = TAP_MOVE(cur_state, end_state);\r
- \r
- gw16012_control(0x0); /* single-bit mode */\r
- \r
- for (i = 0; i < 7; i++)\r
- {\r
- tms = (tms_scan >> i) & 1;\r
- gw16012_data(tms << 1); /* output next TMS bit */\r
- }\r
- \r
- cur_state = end_state;\r
-}\r
-\r
-void gw16012_path_move(pathmove_command_t *cmd)\r
-{\r
- int num_states = cmd->num_states;\r
- int state_count;\r
-\r
- state_count = 0;\r
- while (num_states)\r
- {\r
- gw16012_control(0x0); /* single-bit mode */\r
- if (tap_transitions[cur_state].low == cmd->path[state_count])\r
- {\r
- gw16012_data(0x0); /* TCK cycle with TMS low */\r
- }\r
- else if (tap_transitions[cur_state].high == cmd->path[state_count])\r
- {\r
- gw16012_data(0x2); /* TCK cycle with TMS high */\r
- }\r
- else\r
- {\r
- ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[cmd->path[state_count]]);\r
- exit(-1);\r
- }\r
- \r
- cur_state = cmd->path[state_count];\r
- state_count++;\r
- num_states--;\r
- }\r
- \r
- end_state = cur_state;\r
-}\r
-\r
-void gw16012_runtest(int num_cycles)\r
-{\r
- enum tap_state saved_end_state = end_state;\r
- int i;\r
- \r
- /* only do a state_move when we're not already in RTI */\r
- if (cur_state != TAP_RTI)\r
- {\r
- gw16012_end_state(TAP_RTI);\r
- gw16012_state_move();\r
- }\r
- \r
- for (i = 0; i < num_cycles; i++)\r
- {\r
- gw16012_control(0x0); /* single-bit mode */\r
- gw16012_data(0x0); /* TMS cycle with TMS low */\r
- }\r
- \r
- gw16012_end_state(saved_end_state);\r
- if (cur_state != end_state)\r
- gw16012_state_move();\r
-}\r
-\r
-void gw16012_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)\r
-{\r
- int bits_left = scan_size;\r
- int bit_count = 0;\r
- enum tap_state saved_end_state = end_state;\r
- u8 scan_out, scan_in;\r
-\r
- /* only if we're not already in the correct Shift state */\r
- if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (cur_state == TAP_SI))))\r
- {\r
- if (ir_scan)\r
- gw16012_end_state(TAP_SI);\r
- else\r
- gw16012_end_state(TAP_SD);\r
-\r
- gw16012_state_move();\r
- gw16012_end_state(saved_end_state);\r
- }\r
-\r
- while (type == SCAN_OUT && ((bits_left - 1) > 7))\r
- {\r
- gw16012_control(0x2); /* seven-bit mode */\r
- scan_out = buf_get_u32(buffer, bit_count, 7);\r
- gw16012_data(scan_out);\r
- bit_count += 7;\r
- bits_left -= 7;\r
- }\r
- \r
- gw16012_control(0x0); /* single-bit mode */\r
- while (bits_left-- > 0)\r
- {\r
- u8 tms = 0;\r
- \r
- scan_out = buf_get_u32(buffer, bit_count, 1);\r
- \r
- if (bits_left == 0) /* last bit */\r
- {\r
- if ((ir_scan && (end_state == TAP_SI))\r
- || (!ir_scan && (end_state == TAP_SD)))\r
- {\r
- tms = 0; \r
- }\r
- else\r
- {\r
- tms = 2;\r
- }\r
- }\r
-\r
- gw16012_data(scan_out | tms);\r
-\r
- if (type != SCAN_OUT)\r
- {\r
- gw16012_input(&scan_in);\r
- buf_set_u32(buffer, bit_count, 1, ((scan_in & 0x08) >> 3));\r
- } \r
-\r
- bit_count++;\r
- }\r
-\r
- if (!((ir_scan && (end_state == TAP_SI)) ||\r
- (!ir_scan && (end_state == TAP_SD))))\r
- {\r
- gw16012_data(0x0);\r
- if (ir_scan)\r
- cur_state = TAP_PI;\r
- else\r
- cur_state = TAP_PD;\r
- \r
- if (cur_state != end_state)\r
- gw16012_state_move();\r
- }\r
-}\r
-\r
-int gw16012_execute_queue(void)\r
-{\r
- jtag_command_t *cmd = jtag_command_queue; /* currently processed command */\r
- int scan_size;\r
- enum scan_type type;\r
- u8 *buffer;\r
- int retval;\r
- \r
- /* return ERROR_OK, unless a jtag_read_buffer returns a failed check\r
- * that wasn't handled by a caller-provided error handler\r
- */ \r
- retval = ERROR_OK;\r
- \r
- while (cmd)\r
- {\r
- switch (cmd->type)\r
- {\r
- case JTAG_END_STATE:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("end_state: %i", cmd->cmd.end_state->end_state);\r
-#endif\r
- if (cmd->cmd.end_state->end_state != -1)\r
- gw16012_end_state(cmd->cmd.end_state->end_state);\r
- break;\r
- case JTAG_RESET:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("reset trst: %i srst %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);\r
-#endif\r
- if (cmd->cmd.reset->trst == 1)\r
- {\r
- cur_state = TAP_TLR;\r
- }\r
- gw16012_reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);\r
- break;\r
- case JTAG_RUNTEST:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("runtest %i cycles, end in %i", cmd->cmd.runtest->num_cycles, cmd->cmd.runtest->end_state);\r
-#endif\r
- if (cmd->cmd.runtest->end_state != -1)\r
- gw16012_end_state(cmd->cmd.runtest->end_state);\r
- gw16012_runtest(cmd->cmd.runtest->num_cycles);\r
- break;\r
- case JTAG_STATEMOVE:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("statemove end in %i", cmd->cmd.statemove->end_state);\r
-#endif\r
- if (cmd->cmd.statemove->end_state != -1)\r
- gw16012_end_state(cmd->cmd.statemove->end_state);\r
- gw16012_state_move();\r
- break;\r
- case JTAG_PATHMOVE:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);\r
-#endif\r
- gw16012_path_move(cmd->cmd.pathmove);\r
- break;\r
- case JTAG_SCAN:\r
- if (cmd->cmd.scan->end_state != -1)\r
- gw16012_end_state(cmd->cmd.scan->end_state);\r
- scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);\r
- type = jtag_scan_type(cmd->cmd.scan);\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("%s scan (%i) %i bit end in %i", (cmd->cmd.scan->ir_scan) ? "ir" : "dr", \r
- type, scan_size, cmd->cmd.scan->end_state);\r
-#endif\r
- gw16012_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);\r
- if (jtag_read_buffer(buffer, cmd->cmd.scan) != ERROR_OK)\r
- retval = ERROR_JTAG_QUEUE_FAILED;\r
- if (buffer)\r
- free(buffer);\r
- break;\r
- case JTAG_SLEEP:\r
-#ifdef _DEBUG_JTAG_IO_\r
- DEBUG("sleep %i", cmd->cmd.sleep->us);\r
-#endif\r
- jtag_sleep(cmd->cmd.sleep->us);\r
- break;\r
- default:\r
- ERROR("BUG: unknown JTAG command type encountered");\r
- exit(-1);\r
- }\r
- cmd = cmd->next;\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
-int gw16012_get_giveio_access()\r
-{\r
- HANDLE h;\r
- OSVERSIONINFO version;\r
-\r
- version.dwOSVersionInfoSize = sizeof version;\r
- if (!GetVersionEx( &version )) {\r
- errno = EINVAL;\r
- return -1;\r
- }\r
- if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)\r
- return 0;\r
-\r
- h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );\r
- if (h == INVALID_HANDLE_VALUE) {\r
- errno = ENODEV;\r
- return -1;\r
- }\r
-\r
- CloseHandle( h );\r
-\r
- return 0;\r
-}\r
-#endif\r
-\r
-int gw16012_init(void)\r
-{\r
-#if PARPORT_USE_PPDEV == 1\r
- char buffer[256];\r
- int i = 0;\r
-#endif\r
- u8 status_port;\r
- \r
-#if PARPORT_USE_PPDEV == 1\r
- if (device_handle>0)\r
- {\r
- ERROR("device is already opened");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- DEBUG("opening /dev/ppi%d...", gw16012_port);\r
-\r
- snprintf(buffer, 256, "/dev/ppi%d", gw16012_port);\r
- device_handle = open(buffer, O_WRONLY);\r
-#else\r
- DEBUG("opening /dev/parport%d...", gw16012_port);\r
-\r
- snprintf(buffer, 256, "/dev/parport%d", gw16012_port);\r
- device_handle = open(buffer, O_WRONLY);\r
-#endif \r
- if (device_handle<0)\r
- {\r
- ERROR("cannot open device. check it exists and that user read and write rights are set");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- DEBUG("...open");\r
-\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- i=ioctl(device_handle, PPCLAIM);\r
- if (i<0)\r
- {\r
- ERROR("cannot claim device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- i = PARPORT_MODE_COMPAT;\r
- i= ioctl(device_handle, PPSETMODE, & i);\r
- if (i<0)\r
- {\r
- ERROR(" cannot set compatible mode to device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- i = IEEE1284_MODE_COMPAT;\r
- i = ioctl(device_handle, PPNEGOT, & i);\r
- if (i<0)\r
- {\r
- ERROR("cannot set compatible 1284 mode to device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-#endif\r
-#else\r
- if (gw16012_port == 0)\r
- {\r
- gw16012_port = 0x378;\r
- WARNING("No gw16012 port specified, using default '0x378' (LPT1)");\r
- }\r
- \r
- DEBUG("requesting privileges for parallel port 0x%lx...", gw16012_port);\r
-#if PARPORT_USE_GIVEIO == 1\r
- if (gw16012_get_giveio_access() != 0)\r
-#else /* PARPORT_USE_GIVEIO */\r
- if (ioperm(gw16012_port, 3, 1) != 0)\r
-#endif /* PARPORT_USE_GIVEIO */\r
- {\r
- ERROR("missing privileges for direct i/o");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
- DEBUG("...privileges granted");\r
-\r
- /* make sure parallel port is in right mode (clear tristate and interrupt */\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- outb(gw16012_port + 2, 0x0);\r
-#else\r
- outb(0x0, gw16012_port + 2);\r
-#endif\r
-#endif /* PARPORT_USE_PPDEV */\r
- \r
- gw16012_input(&status_port);\r
- gw16012_msb = (status_port & 0x80) ^ 0x80;\r
- \r
- gw16012_speed(jtag_speed);\r
- gw16012_reset(0, 0);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int gw16012_quit(void)\r
-{\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int gw16012_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc == 0)\r
- return ERROR_OK;\r
-\r
- /* only if the port wasn't overwritten by cmdline */\r
- if (gw16012_port == 0)\r
- gw16012_port = strtoul(args[0], NULL, 0);\r
-\r
- return ERROR_OK;\r
-}\r
+/***************************************************************************
+ * 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"
+
+#if 1
+#define _DEBUG_GW16012_IO_
+#endif
+
+/* system includes */
+// -ino: 060521-1036
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+
+#include <sys/types.h>
+#include <machine/sysarch.h>
+#include <machine/cpufunc.h>
+#define ioperm(startport,length,enable)\
+ i386_set_ioperm((startport), (length), (enable))
+
+#else
+
+#ifdef _WIN32
+#include "errno.h"
+#endif /* _WIN32 */
+
+#endif /* __FreeBSD__, __FreeBSD_kernel__ */
+
+#include <string.h>
+#include <stdlib.h>
+
+#include <sys/time.h>
+#include <time.h>
+
+#if PARPORT_USE_PPDEV == 1
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#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>
+#else /* not PARPORT_USE_PPDEV */
+#ifndef _WIN32
+#include <sys/io.h>
+#endif
+#endif
+
+#if PARPORT_USE_GIVEIO == 1
+#if IS_CYGWIN == 1
+#include <windows.h>
+#include <errno.h>
+#undef ERROR
+#endif
+#endif
+
+#include "log.h"
+
+/* configuration */
+u16 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,
+
+ .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 */
+
+#ifdef _DEBUG_GW16012_IO_
+ DEBUG("%2.2x", value);
+#endif
+
+ #if PARPORT_USE_PPDEV == 1
+ ioctl(device_handle, PPWDATA, &value);
+ #else
+ #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ 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;
+
+#ifdef _DEBUG_GW16012_IO_
+ DEBUG("%2.2x", gw16012_control_value);
+#endif
+
+ #if PARPORT_USE_PPDEV == 1
+ ioctl(device_handle, PPWCONTROL, &gw16012_control_value);
+ #else
+ #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ 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
+
+#ifdef _DEBUG_GW16012_IO_
+ DEBUG("%2.2x", *value);
+#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_path_move(pathmove_command_t *cmd)
+{
+ int num_states = cmd->num_states;
+ int state_count;
+
+ state_count = 0;
+ while (num_states)
+ {
+ gw16012_control(0x0); /* single-bit mode */
+ if (tap_transitions[cur_state].low == cmd->path[state_count])
+ {
+ gw16012_data(0x0); /* TCK cycle with TMS low */
+ }
+ else if (tap_transitions[cur_state].high == cmd->path[state_count])
+ {
+ gw16012_data(0x2); /* TCK cycle with TMS high */
+ }
+ else
+ {
+ ERROR("BUG: %s -> %s isn't a valid TAP transition", tap_state_strings[cur_state], tap_state_strings[cmd->path[state_count]]);
+ exit(-1);
+ }
+
+ cur_state = cmd->path[state_count];
+ state_count++;
+ num_states--;
+ }
+
+ end_state = cur_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;
+
+ /* only if we're not already in the correct Shift state */
+ if (!((!ir_scan && (cur_state == TAP_SD)) || (ir_scan && (cur_state == TAP_SI))))
+ {
+ 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;
+
+ scan_out = buf_get_u32(buffer, bit_count, 1);
+
+ if (bits_left == 0) /* last bit */
+ {
+ if ((ir_scan && (end_state == TAP_SI))
+ || (!ir_scan && (end_state == TAP_SD)))
+ {
+ tms = 0;
+ }
+ else
+ {
+ tms = 2;
+ }
+ }
+
+ 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;
+ int retval;
+
+ /* return ERROR_OK, unless a jtag_read_buffer returns a failed check
+ * that wasn't handled by a caller-provided error handler
+ */
+ retval = ERROR_OK;
+
+ 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_PATHMOVE:
+#ifdef _DEBUG_JTAG_IO_
+ DEBUG("pathmove: %i states, end in %i", cmd->cmd.pathmove->num_states, cmd->cmd.pathmove->path[cmd->cmd.pathmove->num_states - 1]);
+#endif
+ gw16012_path_move(cmd->cmd.pathmove);
+ 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)
+ retval = ERROR_JTAG_QUEUE_FAILED;
+ if (buffer)
+ free(buffer);
+ break;
+ case JTAG_SLEEP:
+#ifdef _DEBUG_JTAG_IO_
+ DEBUG("sleep %i", 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 retval;
+}
+
+#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;
+#endif
+ u8 status_port;
+
+#if PARPORT_USE_PPDEV == 1
+ if (device_handle>0)
+ {
+ ERROR("device is already opened");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ 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");
+
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ 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%lx...", 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");
+
+ /* make sure parallel port is in right mode (clear tristate and interrupt */
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ outb(gw16012_port + 2, 0x0);
+#else
+ outb(0x0, gw16012_port + 2);
+#endif
+#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;
+}
-/***************************************************************************\r
- * Copyright (C) 2005 by Dominic Rath *\r
- * Dominic.Rath@gmx.de *\r
- * *\r
- * This program is free software; you can redistribute it and/or modify *\r
- * it under the terms of the GNU General Public License as published by *\r
- * the Free Software Foundation; either version 2 of the License, or *\r
- * (at your option) any later version. *\r
- * *\r
- * This program is distributed in the hope that it will be useful, *\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
- * GNU General Public License for more details. *\r
- * *\r
- * You should have received a copy of the GNU General Public License *\r
- * along with this program; if not, write to the *\r
- * Free Software Foundation, Inc., *\r
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
- ***************************************************************************/\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-\r
-#include "jtag.h"\r
-#include "bitbang.h"\r
-\r
-/* system includes */\r
-// -ino: 060521-1036\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
-\r
-#include <sys/types.h>\r
-#include <machine/sysarch.h>\r
-#include <machine/cpufunc.h>\r
-#define ioperm(startport,length,enable)\\r
- i386_set_ioperm((startport), (length), (enable))\r
-\r
-#else\r
-\r
-#ifdef _WIN32\r
-#include "errno.h"\r
-#endif /* _WIN32 */\r
-\r
-#endif /* __FreeBSD__ */\r
-\r
-#include <string.h>\r
-#include <stdlib.h>\r
-#include <stdio.h>\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
-#include <dev/ppbus/ppi.h>\r
-#include <dev/ppbus/ppbconf.h>\r
-#define PPRSTATUS PPIGSTATUS\r
-#define PPWDATA PPISDATA\r
-#else\r
-#include <linux/parport.h>\r
-#include <linux/ppdev.h>\r
-#endif\r
-#include <fcntl.h>\r
-#include <sys/ioctl.h>\r
-#else /* not PARPORT_USE_PPDEV */\r
-#ifndef _WIN32\r
-#include <sys/io.h>\r
-#endif\r
-#endif\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
-#if IS_CYGWIN == 1\r
-#include <windows.h>\r
-#include <errno.h>\r
-#undef ERROR\r
-#endif\r
-#endif\r
-\r
-#include "log.h"\r
-\r
-/* parallel port cable description\r
- */\r
-typedef struct cable_s\r
-{\r
- char* name;\r
- u8 TDO_MASK; /* status port bit containing current TDO value */\r
- u8 TRST_MASK; /* data port bit for TRST */\r
- u8 TMS_MASK; /* data port bit for TMS */\r
- u8 TCK_MASK; /* data port bit for TCK */\r
- u8 TDI_MASK; /* data port bit for TDI */\r
- u8 SRST_MASK; /* data port bit for SRST */\r
- u8 OUTPUT_INVERT; /* data port bits that should be inverted */\r
- u8 INPUT_INVERT; /* status port that should be inverted */\r
- u8 PORT_INIT; /* initialize data port with this value */\r
- u8 PORT_EXIT; /* de-initialize data port with this value */\r
- u8 LED_MASK; /* data port bit for LED */\r
-} cable_t;\r
-\r
-cable_t cables[] = \r
-{ \r
- /* name tdo trst tms tck tdi srst o_inv i_inv init exit led */\r
- { "wiggler", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x80, 0x00 },\r
- { "wiggler2", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x00, 0x20 },\r
- { "wiggler_ntrst_inverted",\r
- 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x11, 0x80, 0x80, 0x80, 0x00 },\r
- { "old_amt_wiggler", 0x80, 0x01, 0x02, 0x04, 0x08, 0x10, 0x11, 0x80, 0x80, 0x80, 0x00 },\r
- { "chameleon", 0x80, 0x00, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00 },\r
- { "dlc5", 0x10, 0x00, 0x04, 0x02, 0x01, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00 },\r
- { "triton", 0x80, 0x08, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00 },\r
- { "lattice", 0x40, 0x10, 0x04, 0x02, 0x01, 0x08, 0x00, 0x00, 0x18, 0x18, 0x00 },\r
- { "flashlink", 0x20, 0x10, 0x02, 0x01, 0x04, 0x20, 0x30, 0x20, 0x00, 0x00, 0x00 },\r
-/* Altium Universal JTAG cable. Set the cable to Xilinx Mode and wire to target as follows:\r
- HARD TCK - Target TCK\r
- HARD TMS - Target TMS\r
- HARD TDI - Target TDI\r
- HARD TDO - Target TDO\r
- SOFT TCK - Target TRST\r
- SOFT TDI - Target SRST\r
-*/\r
- { "altium", 0x10, 0x20, 0x04, 0x02, 0x01, 0x80, 0x00, 0x00, 0x10, 0x00, 0x08 },\r
- { NULL, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }\r
-};\r
-\r
-/* configuration */\r
-char* parport_cable = NULL;\r
-u16 parport_port;\r
-static int parport_exit = 0;\r
-\r
-/* interface variables\r
- */\r
-static cable_t* cable;\r
-static u8 dataport_value = 0x0;\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
-static int device_handle;\r
-#else\r
-static unsigned long dataport;\r
-static unsigned long statusport;\r
-#endif\r
-\r
-/* low level command set\r
- */\r
-int parport_read(void);\r
-void parport_write(int tck, int tms, int tdi);\r
-void parport_reset(int trst, int srst);\r
-void parport_led(int on);\r
-\r
-int parport_speed(int speed);\r
-int parport_register_commands(struct command_context_s *cmd_ctx);\r
-int parport_init(void);\r
-int parport_quit(void);\r
-\r
-/* interface commands */\r
-int parport_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int parport_handle_parport_cable_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int parport_handle_write_on_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-\r
-jtag_interface_t parport_interface = \r
-{\r
- .name = "parport",\r
- \r
- .execute_queue = bitbang_execute_queue,\r
-\r
- .speed = parport_speed, \r
- .register_commands = parport_register_commands,\r
- .init = parport_init,\r
- .quit = parport_quit,\r
-};\r
-\r
-bitbang_interface_t parport_bitbang =\r
-{\r
- .read = parport_read,\r
- .write = parport_write,\r
- .reset = parport_reset,\r
- .blink = parport_led\r
-};\r
-\r
-int parport_read(void)\r
-{\r
- int data = 0;\r
- \r
-#if PARPORT_USE_PPDEV == 1\r
- ioctl(device_handle, PPRSTATUS, & data);\r
-#else\r
- data = inb(statusport);\r
-#endif\r
-\r
- if ((data ^ cable->INPUT_INVERT) & cable->TDO_MASK)\r
- return 1;\r
- else\r
- return 0;\r
-}\r
-\r
-static inline void parport_write_data(void)\r
-{\r
- u8 output;\r
- output = dataport_value ^ cable->OUTPUT_INVERT;\r
-\r
-#if PARPORT_USE_PPDEV == 1\r
- ioctl(device_handle, PPWDATA, &output);\r
-#else\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- outb(dataport, output);\r
-#else\r
- outb(output, dataport);\r
-#endif\r
-#endif\r
-}\r
-\r
-void parport_write(int tck, int tms, int tdi)\r
-{\r
- int i = jtag_speed + 1;\r
- \r
- if (tck)\r
- dataport_value |= cable->TCK_MASK;\r
- else\r
- dataport_value &= ~cable->TCK_MASK;\r
- \r
- if (tms)\r
- dataport_value |= cable->TMS_MASK;\r
- else\r
- dataport_value &= ~cable->TMS_MASK;\r
- \r
- if (tdi)\r
- dataport_value |= cable->TDI_MASK;\r
- else\r
- dataport_value &= ~cable->TDI_MASK;\r
- \r
- while (i-- > 0)\r
- parport_write_data();\r
-}\r
-\r
-/* (1) assert or (0) deassert reset lines */\r
-void parport_reset(int trst, int srst)\r
-{\r
- DEBUG("trst: %i, srst: %i", trst, srst);\r
-\r
- if (trst == 0)\r
- dataport_value |= cable->TRST_MASK;\r
- else if (trst == 1)\r
- dataport_value &= ~cable->TRST_MASK;\r
-\r
- if (srst == 0)\r
- dataport_value |= cable->SRST_MASK;\r
- else if (srst == 1)\r
- dataport_value &= ~cable->SRST_MASK;\r
- \r
- parport_write_data();\r
-}\r
- \r
-/* turn LED on parport adapter on (1) or off (0) */\r
-void parport_led(int on)\r
-{\r
- if (on)\r
- dataport_value |= cable->LED_MASK;\r
- else\r
- dataport_value &= ~cable->LED_MASK;\r
-\r
- parport_write_data();\r
-}\r
-\r
-int parport_speed(int speed)\r
-{\r
- jtag_speed = speed;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int parport_register_commands(struct command_context_s *cmd_ctx)\r
-{\r
- register_command(cmd_ctx, NULL, "parport_port", parport_handle_parport_port_command,\r
- COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "parport_cable", parport_handle_parport_cable_command,\r
- COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "parport_write_on_exit", parport_handle_write_on_exit_command,\r
- COMMAND_CONFIG, NULL);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-#if PARPORT_USE_GIVEIO == 1\r
-int parport_get_giveio_access()\r
-{\r
- HANDLE h;\r
- OSVERSIONINFO version;\r
-\r
- version.dwOSVersionInfoSize = sizeof version;\r
- if (!GetVersionEx( &version )) {\r
- errno = EINVAL;\r
- return -1;\r
- }\r
- if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)\r
- return 0;\r
-\r
- h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );\r
- if (h == INVALID_HANDLE_VALUE) {\r
- errno = ENODEV;\r
- return -1;\r
- }\r
-\r
- CloseHandle( h );\r
-\r
- return 0;\r
-}\r
-#endif\r
-\r
-int parport_init(void)\r
-{\r
- cable_t *cur_cable;\r
-#if PARPORT_USE_PPDEV == 1\r
- char buffer[256];\r
- int i = 0;\r
-#endif\r
- \r
- cur_cable = cables;\r
- \r
- if ((parport_cable == NULL) || (parport_cable[0] == 0))\r
- {\r
- parport_cable = "wiggler";\r
- WARNING("No parport cable specified, using default 'wiggler'");\r
- }\r
- \r
- while (cur_cable->name)\r
- {\r
- if (strcmp(cur_cable->name, parport_cable) == 0)\r
- {\r
- cable = cur_cable;\r
- break;\r
- }\r
- cur_cable++;\r
- }\r
-\r
- if (!cable)\r
- {\r
- ERROR("No matching cable found for %s", parport_cable);\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
- \r
- dataport_value = cable->PORT_INIT;\r
- \r
-#if PARPORT_USE_PPDEV == 1\r
- if (device_handle > 0)\r
- {\r
- ERROR("device is already opened");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- DEBUG("opening /dev/ppi%d...", parport_port);\r
-\r
- snprintf(buffer, 256, "/dev/ppi%d", parport_port);\r
- device_handle = open(buffer, O_WRONLY);\r
-#else /* not __FreeBSD__, __FreeBSD_kernel__ */\r
- DEBUG("opening /dev/parport%d...", parport_port);\r
-\r
- snprintf(buffer, 256, "/dev/parport%d", parport_port);\r
- device_handle = open(buffer, O_WRONLY);\r
-#endif /* __FreeBSD__, __FreeBSD_kernel__ */\r
-\r
- if (device_handle < 0)\r
- {\r
- ERROR("cannot open device. check it exists and that user read and write rights are set");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- DEBUG("...open");\r
-\r
-#if !defined(__FreeBSD__) && !defined(__FreeBSD_kernel__)\r
- i=ioctl(device_handle, PPCLAIM);\r
- if (i<0)\r
- {\r
- ERROR("cannot claim device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- i = PARPORT_MODE_COMPAT;\r
- i= ioctl(device_handle, PPSETMODE, & i);\r
- if (i<0)\r
- {\r
- ERROR(" cannot set compatible mode to device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-\r
- i = IEEE1284_MODE_COMPAT;\r
- i = ioctl(device_handle, PPNEGOT, & i);\r
- if (i<0)\r
- {\r
- ERROR("cannot set compatible 1284 mode to device");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
-#endif /* not __FreeBSD__, __FreeBSD_kernel__ */\r
-\r
-#else /* not PARPORT_USE_PPDEV */\r
- if (parport_port == 0)\r
- {\r
- parport_port = 0x378;\r
- WARNING("No parport port specified, using default '0x378' (LPT1)");\r
- }\r
- \r
- dataport = parport_port;\r
- statusport = parport_port + 1;\r
- \r
- DEBUG("requesting privileges for parallel port 0x%lx...", dataport);\r
-#if PARPORT_USE_GIVEIO == 1\r
- if (parport_get_giveio_access() != 0)\r
-#else /* PARPORT_USE_GIVEIO */\r
- if (ioperm(dataport, 3, 1) != 0)\r
-#endif /* PARPORT_USE_GIVEIO */\r
- {\r
- ERROR("missing privileges for direct i/o");\r
- return ERROR_JTAG_INIT_FAILED;\r
- }\r
- DEBUG("...privileges granted");\r
- \r
- /* make sure parallel port is in right mode (clear tristate and interrupt */\r
- #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)\r
- outb(parport_port + 2, 0x0);\r
- #else\r
- outb(0x0, parport_port + 2);\r
- #endif\r
- \r
-#endif /* PARPORT_USE_PPDEV */\r
- \r
- parport_reset(0, 0);\r
- parport_write(0, 0, 0);\r
- parport_led(1);\r
-\r
- bitbang_interface = &parport_bitbang; \r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int parport_quit(void)\r
-{\r
- parport_led(0);\r
-\r
- if (parport_exit)\r
- {\r
- dataport_value = cable->PORT_EXIT;\r
- parport_write_data();\r
- }\r
- \r
- if (parport_cable)\r
- {\r
- free(parport_cable);\r
- parport_cable = NULL;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int parport_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc == 0)\r
- return ERROR_OK;\r
-\r
- /* only if the port wasn't overwritten by cmdline */\r
- if (parport_port == 0)\r
- parport_port = strtoul(args[0], NULL, 0);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int parport_handle_parport_cable_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc == 0)\r
- return ERROR_OK;\r
-\r
- /* only if the cable name wasn't overwritten by cmdline */\r
- if (parport_cable == 0)\r
- {\r
- parport_cable = malloc(strlen(args[0]) + sizeof(char));\r
- strcpy(parport_cable, args[0]);\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int parport_handle_write_on_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc != 1)\r
- {\r
- command_print(cmd_ctx, "usage: parport_write_on_exit <on|off>");\r
- return ERROR_OK;\r
- }\r
- \r
- if (strcmp(args[0], "on") == 0)\r
- parport_exit = 1;\r
- else if (strcmp(args[0], "off") == 0)\r
- parport_exit = 0;\r
- \r
- return ERROR_OK;\r
-}\r
+/***************************************************************************
+ * Copyright (C) 2005 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"
+#include "bitbang.h"
+
+/* system includes */
+// -ino: 060521-1036
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+
+#include <sys/types.h>
+#include <machine/sysarch.h>
+#include <machine/cpufunc.h>
+#define ioperm(startport,length,enable)\
+ i386_set_ioperm((startport), (length), (enable))
+
+#else
+
+#ifdef _WIN32
+#include "errno.h"
+#endif /* _WIN32 */
+
+#endif /* __FreeBSD__ */
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#if PARPORT_USE_PPDEV == 1
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#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>
+#else /* not PARPORT_USE_PPDEV */
+#ifndef _WIN32
+#include <sys/io.h>
+#endif
+#endif
+
+#if PARPORT_USE_GIVEIO == 1
+#if IS_CYGWIN == 1
+#include <windows.h>
+#include <errno.h>
+#undef ERROR
+#endif
+#endif
+
+#include "log.h"
+
+/* parallel port cable description
+ */
+typedef struct cable_s
+{
+ char* name;
+ u8 TDO_MASK; /* status port bit containing current TDO value */
+ u8 TRST_MASK; /* data port bit for TRST */
+ u8 TMS_MASK; /* data port bit for TMS */
+ u8 TCK_MASK; /* data port bit for TCK */
+ u8 TDI_MASK; /* data port bit for TDI */
+ u8 SRST_MASK; /* data port bit for SRST */
+ u8 OUTPUT_INVERT; /* data port bits that should be inverted */
+ u8 INPUT_INVERT; /* status port that should be inverted */
+ u8 PORT_INIT; /* initialize data port with this value */
+ u8 PORT_EXIT; /* de-initialize data port with this value */
+ u8 LED_MASK; /* data port bit for LED */
+} cable_t;
+
+cable_t cables[] =
+{
+ /* name tdo trst tms tck tdi srst o_inv i_inv init exit led */
+ { "wiggler", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x80, 0x00 },
+ { "wiggler2", 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x01, 0x80, 0x80, 0x00, 0x20 },
+ { "wiggler_ntrst_inverted",
+ 0x80, 0x10, 0x02, 0x04, 0x08, 0x01, 0x11, 0x80, 0x80, 0x80, 0x00 },
+ { "old_amt_wiggler", 0x80, 0x01, 0x02, 0x04, 0x08, 0x10, 0x11, 0x80, 0x80, 0x80, 0x00 },
+ { "chameleon", 0x80, 0x00, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00 },
+ { "dlc5", 0x10, 0x00, 0x04, 0x02, 0x01, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00 },
+ { "triton", 0x80, 0x08, 0x04, 0x01, 0x02, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00 },
+ { "lattice", 0x40, 0x10, 0x04, 0x02, 0x01, 0x08, 0x00, 0x00, 0x18, 0x18, 0x00 },
+ { "flashlink", 0x20, 0x10, 0x02, 0x01, 0x04, 0x20, 0x30, 0x20, 0x00, 0x00, 0x00 },
+/* Altium Universal JTAG cable. Set the cable to Xilinx Mode and wire to target as follows:
+ HARD TCK - Target TCK
+ HARD TMS - Target TMS
+ HARD TDI - Target TDI
+ HARD TDO - Target TDO
+ SOFT TCK - Target TRST
+ SOFT TDI - Target SRST
+*/
+ { "altium", 0x10, 0x20, 0x04, 0x02, 0x01, 0x80, 0x00, 0x00, 0x10, 0x00, 0x08 },
+ { NULL, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
+};
+
+/* configuration */
+char* parport_cable = NULL;
+u16 parport_port;
+static int parport_exit = 0;
+
+/* interface variables
+ */
+static cable_t* cable;
+static u8 dataport_value = 0x0;
+
+#if PARPORT_USE_PPDEV == 1
+static int device_handle;
+#else
+static unsigned long dataport;
+static unsigned long statusport;
+#endif
+
+/* low level command set
+ */
+int parport_read(void);
+void parport_write(int tck, int tms, int tdi);
+void parport_reset(int trst, int srst);
+void parport_led(int on);
+
+int parport_speed(int speed);
+int parport_register_commands(struct command_context_s *cmd_ctx);
+int parport_init(void);
+int parport_quit(void);
+
+/* interface commands */
+int parport_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int parport_handle_parport_cable_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int parport_handle_write_on_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+jtag_interface_t parport_interface =
+{
+ .name = "parport",
+
+ .execute_queue = bitbang_execute_queue,
+
+ .speed = parport_speed,
+ .register_commands = parport_register_commands,
+ .init = parport_init,
+ .quit = parport_quit,
+};
+
+bitbang_interface_t parport_bitbang =
+{
+ .read = parport_read,
+ .write = parport_write,
+ .reset = parport_reset,
+ .blink = parport_led
+};
+
+int parport_read(void)
+{
+ int data = 0;
+
+#if PARPORT_USE_PPDEV == 1
+ ioctl(device_handle, PPRSTATUS, & data);
+#else
+ data = inb(statusport);
+#endif
+
+ if ((data ^ cable->INPUT_INVERT) & cable->TDO_MASK)
+ return 1;
+ else
+ return 0;
+}
+
+static inline void parport_write_data(void)
+{
+ u8 output;
+ output = dataport_value ^ cable->OUTPUT_INVERT;
+
+#if PARPORT_USE_PPDEV == 1
+ ioctl(device_handle, PPWDATA, &output);
+#else
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ outb(dataport, output);
+#else
+ outb(output, dataport);
+#endif
+#endif
+}
+
+void parport_write(int tck, int tms, int tdi)
+{
+ int i = jtag_speed + 1;
+
+ if (tck)
+ dataport_value |= cable->TCK_MASK;
+ else
+ dataport_value &= ~cable->TCK_MASK;
+
+ if (tms)
+ dataport_value |= cable->TMS_MASK;
+ else
+ dataport_value &= ~cable->TMS_MASK;
+
+ if (tdi)
+ dataport_value |= cable->TDI_MASK;
+ else
+ dataport_value &= ~cable->TDI_MASK;
+
+ while (i-- > 0)
+ parport_write_data();
+}
+
+/* (1) assert or (0) deassert reset lines */
+void parport_reset(int trst, int srst)
+{
+ DEBUG("trst: %i, srst: %i", trst, srst);
+
+ if (trst == 0)
+ dataport_value |= cable->TRST_MASK;
+ else if (trst == 1)
+ dataport_value &= ~cable->TRST_MASK;
+
+ if (srst == 0)
+ dataport_value |= cable->SRST_MASK;
+ else if (srst == 1)
+ dataport_value &= ~cable->SRST_MASK;
+
+ parport_write_data();
+}
+
+/* turn LED on parport adapter on (1) or off (0) */
+void parport_led(int on)
+{
+ if (on)
+ dataport_value |= cable->LED_MASK;
+ else
+ dataport_value &= ~cable->LED_MASK;
+
+ parport_write_data();
+}
+
+int parport_speed(int speed)
+{
+ jtag_speed = speed;
+
+ return ERROR_OK;
+}
+
+int parport_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "parport_port", parport_handle_parport_port_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "parport_cable", parport_handle_parport_cable_command,
+ COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "parport_write_on_exit", parport_handle_write_on_exit_command,
+ COMMAND_CONFIG, NULL);
+
+ return ERROR_OK;
+}
+
+#if PARPORT_USE_GIVEIO == 1
+int parport_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 parport_init(void)
+{
+ cable_t *cur_cable;
+#if PARPORT_USE_PPDEV == 1
+ char buffer[256];
+ int i = 0;
+#endif
+
+ cur_cable = cables;
+
+ if ((parport_cable == NULL) || (parport_cable[0] == 0))
+ {
+ parport_cable = "wiggler";
+ WARNING("No parport cable specified, using default 'wiggler'");
+ }
+
+ while (cur_cable->name)
+ {
+ if (strcmp(cur_cable->name, parport_cable) == 0)
+ {
+ cable = cur_cable;
+ break;
+ }
+ cur_cable++;
+ }
+
+ if (!cable)
+ {
+ ERROR("No matching cable found for %s", parport_cable);
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+ dataport_value = cable->PORT_INIT;
+
+#if PARPORT_USE_PPDEV == 1
+ if (device_handle > 0)
+ {
+ ERROR("device is already opened");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ DEBUG("opening /dev/ppi%d...", parport_port);
+
+ snprintf(buffer, 256, "/dev/ppi%d", parport_port);
+ device_handle = open(buffer, O_WRONLY);
+#else /* not __FreeBSD__, __FreeBSD_kernel__ */
+ DEBUG("opening /dev/parport%d...", parport_port);
+
+ snprintf(buffer, 256, "/dev/parport%d", parport_port);
+ device_handle = open(buffer, O_WRONLY);
+#endif /* __FreeBSD__, __FreeBSD_kernel__ */
+
+ 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");
+
+#if !defined(__FreeBSD__) && !defined(__FreeBSD_kernel__)
+ 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 /* not __FreeBSD__, __FreeBSD_kernel__ */
+
+#else /* not PARPORT_USE_PPDEV */
+ if (parport_port == 0)
+ {
+ parport_port = 0x378;
+ WARNING("No parport port specified, using default '0x378' (LPT1)");
+ }
+
+ dataport = parport_port;
+ statusport = parport_port + 1;
+
+ DEBUG("requesting privileges for parallel port 0x%lx...", dataport);
+#if PARPORT_USE_GIVEIO == 1
+ if (parport_get_giveio_access() != 0)
+#else /* PARPORT_USE_GIVEIO */
+ if (ioperm(dataport, 3, 1) != 0)
+#endif /* PARPORT_USE_GIVEIO */
+ {
+ ERROR("missing privileges for direct i/o");
+ return ERROR_JTAG_INIT_FAILED;
+ }
+ DEBUG("...privileges granted");
+
+ /* make sure parallel port is in right mode (clear tristate and interrupt */
+ #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ outb(parport_port + 2, 0x0);
+ #else
+ outb(0x0, parport_port + 2);
+ #endif
+
+#endif /* PARPORT_USE_PPDEV */
+
+ parport_reset(0, 0);
+ parport_write(0, 0, 0);
+ parport_led(1);
+
+ bitbang_interface = &parport_bitbang;
+
+ return ERROR_OK;
+}
+
+int parport_quit(void)
+{
+ parport_led(0);
+
+ if (parport_exit)
+ {
+ dataport_value = cable->PORT_EXIT;
+ parport_write_data();
+ }
+
+ if (parport_cable)
+ {
+ free(parport_cable);
+ parport_cable = NULL;
+ }
+
+ return ERROR_OK;
+}
+
+int parport_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 (parport_port == 0)
+ parport_port = strtoul(args[0], NULL, 0);
+
+ return ERROR_OK;
+}
+
+int parport_handle_parport_cable_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 0)
+ return ERROR_OK;
+
+ /* only if the cable name wasn't overwritten by cmdline */
+ if (parport_cable == 0)
+ {
+ parport_cable = malloc(strlen(args[0]) + sizeof(char));
+ strcpy(parport_cable, args[0]);
+ }
+
+ return ERROR_OK;
+}
+
+int parport_handle_write_on_exit_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc != 1)
+ {
+ command_print(cmd_ctx, "usage: parport_write_on_exit <on|off>");
+ return ERROR_OK;
+ }
+
+ if (strcmp(args[0], "on") == 0)
+ parport_exit = 1;
+ else if (strcmp(args[0], "off") == 0)
+ parport_exit = 0;
+
+ return ERROR_OK;
+}
projects / fw / openocd / commitdiff