diff options
| author | oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2008-02-28 07:25:06 +0000 |
|---|---|---|
| committer | oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2008-02-28 07:25:06 +0000 |
| commit | f76cf27380af20a6e1d46448c146140234d914f9 (patch) | |
| tree | 4a8c75674f563b6e3ccb22f95330fc8a247dd73e | |
| parent | 06b1bfed107d5d2508a586fc30345b5a137beec2 (diff) | |
Uwe Hermann fixed some warnings.
git-svn-id: svn://svn.berlios.de/openocd/trunk@360 b42882b7-edfa-0310-969c-e2dbd0fdcd60
| -rw-r--r-- | src/flash/s3c2412_nand.c | 173 | ||||
| -rw-r--r-- | src/flash/s3c2440_nand.c | 357 | ||||
| -rw-r--r-- | src/flash/s3c2443_nand.c | 177 | ||||
| -rw-r--r-- | src/jtag/amt_jtagaccel.c | 1154 | ||||
| -rw-r--r-- | src/jtag/gw16012.c | 1157 | ||||
| -rw-r--r-- | src/jtag/parport.c | 982 |
6 files changed, 1998 insertions, 2002 deletions
diff --git a/src/flash/s3c2412_nand.c b/src/flash/s3c2412_nand.c index ab7a7bed..6137d0d1 100644 --- a/src/flash/s3c2412_nand.c +++ b/src/flash/s3c2412_nand.c @@ -1,87 +1,86 @@ -/* 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; - u32 version; - - 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/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;
+}
diff --git a/src/flash/s3c2440_nand.c b/src/flash/s3c2440_nand.c index 4e3234f8..f08e7610 100644 --- a/src/flash/s3c2440_nand.c +++ b/src/flash/s3c2440_nand.c @@ -1,179 +1,178 @@ -/* 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; - u32 version; - - 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/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;
+}
diff --git a/src/flash/s3c2443_nand.c b/src/flash/s3c2443_nand.c index 56e84b68..a17ae7e1 100644 --- a/src/flash/s3c2443_nand.c +++ b/src/flash/s3c2443_nand.c @@ -1,89 +1,88 @@ -/* 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; - u32 version; - - 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/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;
+}
diff --git a/src/jtag/amt_jtagaccel.c b/src/jtag/amt_jtagaccel.c index 500f1797..dc40226d 100644 --- a/src/jtag/amt_jtagaccel.c +++ b/src/jtag/amt_jtagaccel.c @@ -1,577 +1,577 @@ -/*************************************************************************** - * 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 */ -unsigned long 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; -} +/***************************************************************************
+ * 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;
+}
diff --git a/src/jtag/gw16012.c b/src/jtag/gw16012.c index aff43de1..0f2cb710 100644 --- a/src/jtag/gw16012.c +++ b/src/jtag/gw16012.c @@ -1,579 +1,578 @@ -/*************************************************************************** - * 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 */ -unsigned long gw16012_port; - -/* interface variables - */ -static u8 gw16012_msb = 0x0; -static u8 gw16012_control_value = 0x0; - -#if PARPORT_USE_PPDEV == 1 -static int device_handle; -#endif - -int gw16012_execute_queue(void); -int gw16012_register_commands(struct command_context_s *cmd_ctx); -int gw16012_speed(int speed); -int gw16012_init(void); -int gw16012_quit(void); - -int gw16012_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); - -jtag_interface_t gw16012_interface = -{ - .name = "gw16012", - - .execute_queue = gw16012_execute_queue, - - .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; - u8 control_port; -#endif - u8 status_port; - -#if PARPORT_USE_PPDEV == 1 - if (device_handle>0) - { - ERROR("device is already opened"); - return ERROR_JTAG_INIT_FAILED; - } - -#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; -} +/***************************************************************************
+ * 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;
+}
diff --git a/src/jtag/parport.c b/src/jtag/parport.c index f9d7b029..7311bad8 100644 --- a/src/jtag/parport.c +++ b/src/jtag/parport.c @@ -1,491 +1,491 @@ -/*************************************************************************** - * 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; -unsigned long 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; -} +/***************************************************************************
+ * 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;
+}
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