#include "config.h"
#endif
-#include "jtag.h"
+#include "interface.h"
+#include "commands.h"
#include <usb.h>
//#define JLINK_TAP_BUFFER_SIZE 384
#define JLINK_IN_BUFFER_SIZE 2048
-#define JLINK_OUT_BUFFER_SIZE 2*2048+4
+#define JLINK_OUT_BUFFER_SIZE 2*2048 + 4
#define JLINK_EMU_RESULT_BUFFER_SIZE 64
/* Global USB buffers */
-static u8 usb_in_buffer[JLINK_IN_BUFFER_SIZE];
-static u8 usb_out_buffer[JLINK_OUT_BUFFER_SIZE];
-static u8 usb_emu_result_buffer[JLINK_EMU_RESULT_BUFFER_SIZE];
+static uint8_t usb_in_buffer[JLINK_IN_BUFFER_SIZE];
+static uint8_t usb_out_buffer[JLINK_OUT_BUFFER_SIZE];
+static uint8_t usb_emu_result_buffer[JLINK_EMU_RESULT_BUFFER_SIZE];
/* Constants for JLink command */
-#define EMU_CMD_VERSION 0x01
-#define EMU_CMD_SET_SPEED 0x05
-#define EMU_CMD_GET_STATE 0x07
+#define EMU_CMD_VERSION 0x01
+#define EMU_CMD_SET_SPEED 0x05
+#define EMU_CMD_GET_STATE 0x07
#define EMU_CMD_HW_CLOCK 0xc8
-#define EMU_CMD_HW_TMS0 0xc9
-#define EMU_CMD_HW_TMS1 0xca
-#define EMU_CMD_HW_JTAG2 0xce
-#define EMU_CMD_HW_JTAG3 0xcf
+#define EMU_CMD_HW_TMS0 0xc9
+#define EMU_CMD_HW_TMS1 0xca
+#define EMU_CMD_HW_JTAG2 0xce
+#define EMU_CMD_HW_JTAG3 0xcf
#define EMU_CMD_GET_MAX_MEM_BLOCK 0xd4
-#define EMU_CMD_HW_RESET0 0xdc
-#define EMU_CMD_HW_RESET1 0xdd
-#define EMU_CMD_HW_TRST0 0xde
-#define EMU_CMD_HW_TRST1 0xdf
-#define EMU_CMD_GET_CAPS 0xe8
-#define EMU_CMD_GET_HW_VERSION 0xf0
+#define EMU_CMD_HW_RESET0 0xdc
+#define EMU_CMD_HW_RESET1 0xdd
+#define EMU_CMD_HW_TRST0 0xde
+#define EMU_CMD_HW_TRST1 0xdf
+#define EMU_CMD_GET_CAPS 0xe8
+#define EMU_CMD_GET_HW_VERSION 0xf0
/* bits return from EMU_CMD_GET_CAPS */
-#define EMU_CAP_GET_HW_VERSION 1
+#define EMU_CAP_GET_HW_VERSION 1
#define EMU_CAP_GET_MAX_BLOCK_SIZE 11
/* max speed 12MHz v5.0 jlink */
static void jlink_state_move(void);
static void jlink_path_move(int num_states, tap_state_t *path);
static void jlink_runtest(int num_cycles);
-static void jlink_scan(bool ir_scan, enum scan_type type, u8 *buffer, int scan_size, scan_command_t *command);
+static void jlink_scan(bool ir_scan, enum scan_type type, uint8_t *buffer, int scan_size, scan_command_t *command);
static void jlink_reset(int trst, int srst);
-static void jlink_simple_command(u8 command);
+static void jlink_simple_command(uint8_t command);
static int jlink_get_status(void);
/* J-Link tap buffer functions */
static int jlink_tap_execute(void);
static void jlink_tap_ensure_space(int scans, int bits);
static void jlink_tap_append_step(int tms, int tdi);
-static void jlink_tap_append_scan(int length, u8 *buffer, scan_command_t *command);
+static void jlink_tap_append_scan(int length, uint8_t *buffer, scan_command_t *command);
/* Jlink lowlevel functions */
typedef struct jlink_jtag
static int jlink_get_version_info(void);
#ifdef _DEBUG_USB_COMMS_
-static void jlink_debug_buffer(u8 *buffer, int length);
+static void jlink_debug_buffer(uint8_t *buffer, int length);
#endif
static enum tap_state jlink_last_state = TAP_RESET;
.quit = jlink_quit
};
-static void jlink_execute_end_state(jtag_command_t *cmd)
-{
- DEBUG_JTAG_IO("end_state: %i", cmd->cmd.end_state->end_state);
-
- if (cmd->cmd.end_state->end_state != TAP_INVALID)
- jlink_end_state(cmd->cmd.end_state->end_state);
-}
-
static void jlink_execute_runtest(jtag_command_t *cmd)
{
DEBUG_JTAG_IO("runtest %i cycles, end in %i",
cmd->cmd.runtest->num_cycles,
cmd->cmd.runtest->end_state);
- if (cmd->cmd.runtest->end_state != TAP_INVALID)
- jlink_end_state(cmd->cmd.runtest->end_state);
+ jlink_end_state(cmd->cmd.runtest->end_state);
jlink_runtest(cmd->cmd.runtest->num_cycles);
}
{
DEBUG_JTAG_IO("statemove end in %i", cmd->cmd.statemove->end_state);
- if (cmd->cmd.statemove->end_state != TAP_INVALID)
- {
- jlink_end_state(cmd->cmd.statemove->end_state);
- }
+ jlink_end_state(cmd->cmd.statemove->end_state);
jlink_state_move();
}
{
int scan_size;
enum scan_type type;
- u8 *buffer;
+ uint8_t *buffer;
DEBUG_JTAG_IO("scan end in %s", tap_state_name(cmd->cmd.scan->end_state));
- if (cmd->cmd.scan->end_state != TAP_INVALID)
- jlink_end_state(cmd->cmd.scan->end_state);
+ jlink_end_state(cmd->cmd.scan->end_state);
scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
DEBUG_JTAG_IO("scan input, length = %d", scan_size);
{
switch (cmd->type)
{
- case JTAG_END_STATE: jlink_execute_end_state(cmd); break;
case JTAG_RUNTEST: jlink_execute_runtest(cmd); break;
case JTAG_STATEMOVE: jlink_execute_statemove(cmd); break;
case JTAG_PATHMOVE: jlink_execute_pathmove(cmd); break;
static int jlink_register_commands(struct command_context_s *cmd_ctx)
{
- register_command(cmd_ctx, NULL, "jlink_info",
+ register_command(cmd_ctx, NULL, "jlink_info",
&jlink_handle_jlink_info_command, COMMAND_EXEC,
"query jlink info");
register_command(cmd_ctx, NULL, "jlink_hw_jtag",
&jlink_handle_jlink_hw_jtag_command, COMMAND_EXEC,
- "set/get jlink hw jtag command version [2|3]");
+ "set/get jlink hw jtag command version [2 | 3]");
return ERROR_OK;
}
static int jlink_init(void)
{
int check_cnt;
+ int i;
jlink_jtag_handle = jlink_usb_open();
jlink_reset(0, 0);
jtag_sleep(3000);
jlink_tap_init();
- jlink_speed(jtag_speed);
+ jlink_speed(jtag_get_speed());
+
+ /* v5/6 jlink seems to have an issue if the first tap move
+ * is not divisible by 8, so we send a TLR on first power up */
+ for (i = 0; i < 8; i++) {
+ jlink_tap_append_step(1, 0);
+ }
+ jlink_tap_execute();
return ERROR_OK;
}
{
int i;
int tms = 0;
- u8 tms_scan = tap_get_tms_path(tap_get_state(), tap_get_end_state());
- u8 tms_scan_bits = tap_get_tms_path_len(tap_get_state(), tap_get_end_state());
+ uint8_t tms_scan = tap_get_tms_path(tap_get_state(), tap_get_end_state());
+ uint8_t tms_scan_bits = tap_get_tms_path_len(tap_get_state(), tap_get_end_state());
for (i = 0; i < tms_scan_bits; i++)
{
}
}
-static void jlink_scan(bool ir_scan, enum scan_type type, u8 *buffer, int scan_size, scan_command_t *command)
+static void jlink_scan(bool ir_scan, enum scan_type type, uint8_t *buffer, int scan_size, scan_command_t *command)
{
tap_state_t saved_end_state;
}
}
-static void jlink_simple_command(u8 command)
+static void jlink_simple_command(uint8_t command)
{
int result;
{
int result;
int len;
- u32 jlink_caps, jlink_max_size;
+ uint32_t jlink_caps, jlink_max_size;
/* query hardware version */
jlink_simple_command(EMU_CMD_VERSION);
LOG_ERROR("J-Link command EMU_CMD_VERSION impossible return length 0x%0x", len);
len = JLINK_IN_BUFFER_SIZE;
}
-
+
result = jlink_usb_read(jlink_jtag_handle, len);
if (result != len)
{
}
jlink_caps = buf_get_u32(usb_in_buffer, 0, 32);
- LOG_INFO("JLink caps 0x%x", jlink_caps);
+ LOG_INFO("JLink caps 0x%x", (unsigned)jlink_caps);
if (jlink_caps & (1 << EMU_CAP_GET_HW_VERSION))
{
return ERROR_JTAG_DEVICE_ERROR;
}
- u32 jlink_hw_version = buf_get_u32(usb_in_buffer, 0, 32);
- u32 major_revision = (jlink_hw_version / 10000) % 100;
+ uint32_t jlink_hw_version = buf_get_u32(usb_in_buffer, 0, 32);
+ uint32_t major_revision = (jlink_hw_version / 10000) % 100;
if (major_revision >= 5)
jlink_hw_jtag_version = 3;
- LOG_INFO("JLink hw version %i", jlink_hw_version);
+ LOG_INFO("JLink hw version %i", (int)jlink_hw_version);
}
if (jlink_caps & (1 << EMU_CAP_GET_MAX_BLOCK_SIZE))
}
jlink_max_size = buf_get_u32(usb_in_buffer, 0, 32);
- LOG_INFO("JLink max mem block %i", jlink_max_size);
+ LOG_INFO("JLink max mem block %i", (int)jlink_max_size);
}
return ERROR_OK;
/* J-Link tap functions */
-static unsigned tap_length=0;
-static u8 tms_buffer[JLINK_TAP_BUFFER_SIZE];
-static u8 tdi_buffer[JLINK_TAP_BUFFER_SIZE];
-static u8 tdo_buffer[JLINK_TAP_BUFFER_SIZE];
+static unsigned tap_length = 0;
+static uint8_t tms_buffer[JLINK_TAP_BUFFER_SIZE];
+static uint8_t tdi_buffer[JLINK_TAP_BUFFER_SIZE];
+static uint8_t tdo_buffer[JLINK_TAP_BUFFER_SIZE];
typedef struct
{
int first; /* First bit position in tdo_buffer to read */
int length; /* Number of bits to read */
scan_command_t *command; /* Corresponding scan command */
- u8 *buffer;
+ uint8_t *buffer;
} pending_scan_result_t;
#define MAX_PENDING_SCAN_RESULTS 256
if (index >= JLINK_TAP_BUFFER_SIZE)
{
LOG_ERROR("jlink_tap_append_step: overflow");
- *(u32 *)0xFFFFFFFF = 0;
+ *(uint32_t *)0xFFFFFFFF = 0;
exit(-1);
}
int bit_index = tap_length % 8;
- u8 bit = 1 << bit_index;
+ uint8_t bit = 1 << bit_index;
// we do not pad TMS, so be sure to initialize all bits
if (0 == bit_index)
tap_length++;
}
-static void jlink_tap_append_scan(int length, u8 *buffer, scan_command_t *command)
+static void jlink_tap_append_scan(int length, uint8_t *buffer, scan_command_t *command)
{
pending_scan_result_t *pending_scan_result =
&pending_scan_results_buffer[pending_scan_results_length];
for (i = 0; i < length; i++)
{
int tms = (i < (length - 1)) ? 0 : 1;
- int tdi = (buffer[i / 8] & (1 << (i % 8)))!=0;
+ int tdi = (buffer[i / 8] & (1 << (i % 8))) != 0;
jlink_tap_append_step(tms, tdi);
}
pending_scan_results_length++;
/* JLink returns an extra NULL in packet when size of in message is a multiple of 64, creates problems with usb comms */
/* WARNING This will interfere with tap state counting */
- while ((TAP_SCAN_BYTES(tap_length)%64)==0)
+ while ((TAP_SCAN_BYTES(tap_length)%64) == 0)
{
jlink_tap_append_step((tap_get_state() == TAP_RESET)?1:0, 0);
}
for (i = 0; i < pending_scan_results_length; i++)
{
pending_scan_result_t *pending_scan_result = &pending_scan_results_buffer[i];
- u8 *buffer = pending_scan_result->buffer;
+ uint8_t *buffer = pending_scan_result->buffer;
int length = pending_scan_result->length;
int first = pending_scan_result->first;
scan_command_t *command = pending_scan_result->command;
DEBUG_JTAG_IO("pending scan result, length = %d", length);
#ifdef _DEBUG_USB_COMMS_
- jlink_debug_buffer(buffer, byte_length);
+ jlink_debug_buffer(buffer, TAP_SCAN_BYTES(length));
#endif
if (jtag_read_buffer(buffer, command) != ERROR_OK)
struct usb_interface_descriptor *desc = iface->altsetting;
for (int i = 0; i < desc->bNumEndpoints; i++)
{
- u8 epnum = desc->endpoint[i].bEndpointAddress;
+ uint8_t epnum = desc->endpoint[i].bEndpointAddress;
bool is_input = epnum & 0x80;
LOG_DEBUG("usb ep %s %02x", is_input ? "in" : "out", epnum);
if (is_input)
result2 = jlink_usb_read_emu_result(jlink_jtag);
if (1 != result2)
{
- LOG_ERROR("jlink_usb_read_emu_result retried requested=1, result=%d, in_length=%i", result2,in_length);
- /* Try again once, should only happen if (in_length%64==0) */
+ LOG_ERROR("jlink_usb_read_emu_result retried requested = 1, result=%d, in_length=%i", result2,in_length);
+ /* Try again once, should only happen if (in_length%64 == 0) */
result2 = jlink_usb_read_emu_result(jlink_jtag);
if (1 != result2)
{
LOG_ERROR("jlink_usb_read_emu_result failed "
- "(requested=1, result=%d)", result2);
+ "(requested = 1, result=%d)", result2);
return ERROR_JTAG_DEVICE_ERROR;
}
}
#ifdef _DEBUG_USB_COMMS_
#define BYTES_PER_LINE 16
-static void jlink_debug_buffer(u8 *buffer, int length)
+static void jlink_debug_buffer(uint8_t *buffer, int length)
{
char line[81];
char s[4];
projects / fw / openocd / blobdiff