diff options
author | drath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2008-02-28 07:35:51 +0000 |
---|---|---|
committer | drath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2008-02-28 07:35:51 +0000 |
commit | 966b912b65a5859dfe857dba41ca1ee1beff0b63 (patch) | |
tree | 677c54c8346908b8f1e65e72cafb8b4a83e43ff2 /src | |
parent | 8ff85b62ef61f6e6f0f759ef9706bbea84b7c059 (diff) | |
download | riscv-openocd-966b912b65a5859dfe857dba41ca1ee1beff0b63.zip riscv-openocd-966b912b65a5859dfe857dba41ca1ee1beff0b63.tar.gz riscv-openocd-966b912b65a5859dfe857dba41ca1ee1beff0b63.tar.bz2 |
- fix line-endings
git-svn-id: svn://svn.berlios.de/openocd/trunk@362 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src')
-rw-r--r-- | src/flash/s3c2412_nand.c | 172 | ||||
-rw-r--r-- | src/flash/s3c2440_nand.c | 356 | ||||
-rw-r--r-- | src/flash/s3c2443_nand.c | 176 | ||||
-rw-r--r-- | src/jtag/amt_jtagaccel.c | 1154 | ||||
-rw-r--r-- | src/jtag/gw16012.c | 1156 | ||||
-rw-r--r-- | src/jtag/parport.c | 982 |
6 files changed, 1998 insertions, 1998 deletions
diff --git a/src/flash/s3c2412_nand.c b/src/flash/s3c2412_nand.c index 6137d0d..1ddcff0 100644 --- a/src/flash/s3c2412_nand.c +++ b/src/flash/s3c2412_nand.c @@ -1,86 +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;
-
- 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 f08e761..a6b9b04 100644 --- a/src/flash/s3c2440_nand.c +++ b/src/flash/s3c2440_nand.c @@ -1,178 +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;
-
- 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 a17ae7e..a66f158 100644 --- a/src/flash/s3c2443_nand.c +++ b/src/flash/s3c2443_nand.c @@ -1,88 +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;
-
- 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 dc40226..de3a6d3 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 */
-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;
-}
+/*************************************************************************** + * 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 0f2cb71..c634df3 100644 --- a/src/jtag/gw16012.c +++ b/src/jtag/gw16012.c @@ -1,578 +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 */
-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;
-}
+/*************************************************************************** + * 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 7311bad..1c37fd8 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;
-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;
-}
+/*************************************************************************** + * 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; +} |