#include "config.h"
#endif
-#include "replacements.h"
+#include "interface.h"
+#include "commands.h"
-#include "jtag.h"
-
-/* system includes */
-
-#ifdef _WIN32
-#include "errno.h"
-#endif /* _WIN32 */
-
-#include <string.h>
-#include <stdlib.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>
#if PARPORT_USE_GIVEIO == 1
#if IS_CYGWIN == 1
#include <windows.h>
-#include <errno.h>
#endif
#endif
-#include "log.h"
-
/* configuration */
-u16 amt_jtagaccel_port;
+static uint16_t amt_jtagaccel_port;
/* interface variables
*/
-static u8 aw_control_rst = 0x00;
-static u8 aw_control_fsm = 0x10;
-static u8 aw_control_baudrate = 0x20;
+static uint8_t aw_control_rst = 0x00;
+static uint8_t aw_control_fsm = 0x10;
+static uint8_t 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 ;
+
+static int addr_mode = IEEE1284_MODE_EPP | IEEE1284_ADDR ;
#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)
+
+static int data_mode = IEEE1284_MODE_EPP | IEEE1284_DATA ;
#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);
+#endif // PARPORT_USE_PPDEV
-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);
+static int amt_jtagaccel_execute_queue(void);
+static int amt_jtagaccel_register_commands(struct command_context_s *cmd_ctx);
+static int amt_jtagaccel_speed(int speed);
+static int amt_jtagaccel_init(void);
+static int amt_jtagaccel_quit(void);
+
+static int amt_jtagaccel_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static 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
* 4: Shift-IR
* 5: Pause-IR
*/
-u8 amt_jtagaccel_tap_move[6][6][2] =
+static uint8_t 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 */
+ /* RESET IDLE DRSHIFT DRPAUSE IRSHIFT IRPAUSE */
+ {{0x1f, 0x00}, {0x0f, 0x00}, {0x8a, 0x04}, {0x0a, 0x00}, {0x06, 0x00}, {0x96, 0x00}}, /* RESET */
+ {{0x1f, 0x00}, {0x00, 0x00}, {0x85, 0x08}, {0x05, 0x00}, {0x8b, 0x08}, {0x0b, 0x00}}, /* IDLE */
+ {{0x1f, 0x00}, {0x0d, 0x00}, {0x00, 0x00}, {0x01, 0x00}, {0x8f, 0x09}, {0x8f, 0x01}}, /* DRSHIFT */
+ {{0x1f, 0x00}, {0x0c, 0x00}, {0x08, 0x00}, {0x00, 0x00}, {0x8f, 0x09}, {0x8f, 0x01}}, /* DRPAUSE */
+ {{0x1f, 0x00}, {0x0d, 0x00}, {0x07, 0x00}, {0x97, 0x00}, {0x00, 0x00}, {0x01, 0x00}}, /* IRSHIFT */
+ {{0x1f, 0x00}, {0x0c, 0x00}, {0x07, 0x00}, {0x97, 0x00}, {0x08, 0x00}, {0x00, 0x00}}, /* IRPAUSE */
};
+
jtag_interface_t amt_jtagaccel_interface =
{
.name = "amt_jtagaccel",
.quit = amt_jtagaccel_quit,
};
-int amt_jtagaccel_register_commands(struct command_context_s *cmd_ctx)
+static 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);
return ERROR_OK;
}
-void amt_jtagaccel_reset(int trst, int srst)
+static void amt_jtagaccel_reset(int trst, int srst)
{
if (trst == 1)
aw_control_rst |= 0x4;
AMT_AW(aw_control_rst);
}
-int amt_jtagaccel_speed(int speed)
+static int amt_jtagaccel_speed(int speed)
{
aw_control_baudrate &= 0xf0;
aw_control_baudrate |= speed & 0x0f;
return ERROR_OK;
}
-void amt_jtagaccel_end_state(int state)
+static void amt_jtagaccel_end_state(tap_state_t state)
{
- if (tap_move_map[state] != -1)
- end_state = state;
+ if (tap_is_state_stable(state))
+ tap_set_end_state(state);
else
{
LOG_ERROR("BUG: %i is not a valid end state", state);
}
}
-void amt_wait_scan_busy(void)
+static void amt_wait_scan_busy(void)
{
int timeout = 4096;
- u8 ar_status;
+ uint8_t ar_status;
AMT_AR(ar_status);
while (((ar_status) & 0x80) && (timeout-- > 0))
}
}
-void amt_jtagaccel_state_move(void)
+static void amt_jtagaccel_state_move(void)
{
- u8 aw_scan_tms_5;
- u8 tms_scan[2];
+ uint8_t aw_scan_tms_5;
+ uint8_t 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];
+ tap_state_t cur_state = tap_get_state();
+ tap_state_t end_state = tap_get_end_state();
+
+ tms_scan[0] = amt_jtagaccel_tap_move[tap_move_ndx(cur_state)][tap_move_ndx(end_state)][0];
+ tms_scan[1] = amt_jtagaccel_tap_move[tap_move_ndx(cur_state)][tap_move_ndx(end_state)][1];
aw_scan_tms_5 = 0x40 | (tms_scan[0] & 0x1f);
AMT_AW(aw_scan_tms_5);
+ int jtag_speed = jtag_get_speed();
if (jtag_speed > 3 || rtck_enabled)
amt_wait_scan_busy();
amt_wait_scan_busy();
}
- cur_state = end_state;
+ tap_set_state(end_state);
}
-void amt_jtagaccel_runtest(int num_cycles)
+static void amt_jtagaccel_runtest(int num_cycles)
{
int i = 0;
- u8 aw_scan_tms_5;
- u8 aw_scan_tms_1to4;
+ uint8_t aw_scan_tms_5;
+ uint8_t aw_scan_tms_1to4;
- enum tap_state saved_end_state = end_state;
+ tap_state_t saved_end_state = tap_get_end_state();
- /* only do a state_move when we're not already in RTI */
- if (cur_state != TAP_IDLE)
+ /* only do a state_move when we're not already in IDLE */
+ if (tap_get_state() != TAP_IDLE)
{
amt_jtagaccel_end_state(TAP_IDLE);
amt_jtagaccel_state_move();
}
amt_jtagaccel_end_state(saved_end_state);
- if (cur_state != end_state)
+ if (tap_get_state() != tap_get_end_state())
amt_jtagaccel_state_move();
}
-void amt_jtagaccel_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
+static void amt_jtagaccel_scan(bool ir_scan, enum scan_type type, uint8_t *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];
+ tap_state_t saved_end_state = tap_get_end_state();
+ uint8_t aw_tdi_option;
+ uint8_t dw_tdi_scan;
+ uint8_t dr_tdo;
+ uint8_t aw_tms_scan;
+ uint8_t tms_scan[2];
+ int jtag_speed = jtag_get_speed();
if (ir_scan)
amt_jtagaccel_end_state(TAP_IRSHIFT);
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];
+ tms_scan[0] = amt_jtagaccel_tap_move[tap_move_ndx(tap_get_state())][tap_move_ndx(tap_get_end_state())][0];
+ tms_scan[1] = amt_jtagaccel_tap_move[tap_move_ndx(tap_get_state())][tap_move_ndx(tap_get_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)
if (jtag_speed > 3 || rtck_enabled)
amt_wait_scan_busy();
}
- cur_state = end_state;
+ tap_set_state(tap_get_end_state());
}
-int amt_jtagaccel_execute_queue(void)
+static 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;
+ uint8_t *buffer;
int retval;
/* return ERROR_OK, unless a jtag_read_buffer returns a failed check
{
switch (cmd->type)
{
- case JTAG_END_STATE:
-#ifdef _DEBUG_JTAG_IO_
- LOG_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_
LOG_DEBUG("reset trst: %i srst %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);
#endif
if (cmd->cmd.reset->trst == 1)
{
- cur_state = TAP_RESET;
+ tap_set_state(TAP_RESET);
}
amt_jtagaccel_reset(cmd->cmd.reset->trst, cmd->cmd.reset->srst);
break;
#ifdef _DEBUG_JTAG_IO_
LOG_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_end_state(cmd->cmd.runtest->end_state);
amt_jtagaccel_runtest(cmd->cmd.runtest->num_cycles);
break;
case JTAG_STATEMOVE:
#ifdef _DEBUG_JTAG_IO_
LOG_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_end_state(cmd->cmd.statemove->end_state);
amt_jtagaccel_state_move();
break;
case JTAG_SCAN:
#ifdef _DEBUG_JTAG_IO_
LOG_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);
+ 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 PARPORT_USE_GIVEIO == 1
int amt_jtagaccel_get_giveio_access(void)
{
- HANDLE h;
- OSVERSIONINFO version;
+ HANDLE h;
+ OSVERSIONINFO version;
- version.dwOSVersionInfoSize = sizeof version;
- if (!GetVersionEx( &version )) {
+ version.dwOSVersionInfoSize = sizeof version;
+ if (!GetVersionEx( &version )) {
errno = EINVAL;
return -1;
- }
- if (version.dwPlatformId != VER_PLATFORM_WIN32_NT)
+ }
+ 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) {
+ h = CreateFile( "\\\\.\\giveio", GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
+ if (h == INVALID_HANDLE_VALUE) {
errno = ENODEV;
return -1;
- }
+ }
- CloseHandle( h );
+ CloseHandle( h );
- return 0;
+ return 0;
}
#endif
-int amt_jtagaccel_init(void)
+static int amt_jtagaccel_init(void)
{
#if PARPORT_USE_PPDEV == 1
char buffer[256];
int i = 0;
- u8 control_port;
+ uint8_t control_port;
#else
- u8 status_port;
+ uint8_t status_port;
#endif
- u8 ar_status;
+ uint8_t ar_status;
#if PARPORT_USE_PPDEV == 1
if (device_handle > 0)
aw_control_fsm |= 0x04;
AMT_AW(aw_control_fsm);
- amt_jtagaccel_speed(jtag_speed);
+ amt_jtagaccel_speed(jtag_get_speed());
+ enum reset_types jtag_reset_config = jtag_get_reset_config();
if (jtag_reset_config & RESET_TRST_OPEN_DRAIN)
aw_control_rst &= ~0x8;
else
return ERROR_OK;
}
-int amt_jtagaccel_quit(void)
+static 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)
+static 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;
+ if (argc == 1)
+ {
+ /* only if the port wasn't overwritten by cmdline */
+ if (amt_jtagaccel_port == 0)
+ {
+ int retval = parse_u16(args[0], &amt_jtagaccel_port);
+ if (ERROR_OK != retval)
+ return retval;
+ }
+ else
+ {
+ LOG_ERROR("The parport port was already configured!");
+ return ERROR_FAIL;
+ }
+ }
- /* only if the port wasn't overwritten by cmdline */
- if (amt_jtagaccel_port == 0)
- amt_jtagaccel_port = strtoul(args[0], NULL, 0);
+ command_print(cmd_ctx, "parport port = %u", amt_jtagaccel_port);
return ERROR_OK;
}
-int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int amt_jtagaccel_handle_rtck_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
if (argc == 0)
{
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