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jlink: add capability dumper and command 

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Patrice Vilchez <patrice.vilchez@atmel.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2011-03-07 15:11:26 +01:00 committed by Øyvind Harboe
parent 0123985abc
commit 952de89bfe
2 changed files with 103 additions and 1 deletions
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2
doc/openocd.texi
View File

@ -2319,6 +2319,8 @@ This is a write-once setting.
@deffn {Interface Driver} {jlink}
Segger jlink USB adapter
@c command: jlink caps
@c dumps jlink capabilities
@c command: jlink info
@c dumps status
@c command: jlink hw_jtag (2|3)

102
src/jtag/drivers/jlink.c
View File

@ -88,8 +88,73 @@ static uint8_t usb_emu_result_buffer[JLINK_EMU_RESULT_BUFFER_SIZE];
#define EMU_CMD_GET_HW_VERSION 0xf0
/* bits return from EMU_CMD_GET_CAPS */
#define EMU_CAP_RESERVED_1 0
#define EMU_CAP_GET_HW_VERSION 1
#define EMU_CAP_WRITE_DCC 2
#define EMU_CAP_ADAPTIVE_CLOCKING 3
#define EMU_CAP_READ_CONFIG 4
#define EMU_CAP_WRITE_CONFIG 5
#define EMU_CAP_TRACE 6
#define EMU_CAP_WRITE_MEM 7
#define EMU_CAP_READ_MEM 8
#define EMU_CAP_SPEED_INFO 9
#define EMU_CAP_EXEC_CODE 10
#define EMU_CAP_GET_MAX_BLOCK_SIZE 11
#define EMU_CAP_GET_HW_INFO 12
#define EMU_CAP_SET_KS_POWER 13
#define EMU_CAP_RESET_STOP_TIMED 14
#define EMU_CAP_RESERVED_2 15
#define EMU_CAP_MEASURE_RTCK_REACT 16
#define EMU_CAP_SELECT_IF 17
#define EMU_CAP_RW_MEM_ARM79 18
#define EMU_CAP_GET_COUNTERS 19
#define EMU_CAP_READ_DCC 20
#define EMU_CAP_GET_CPU_CAPS 21
#define EMU_CAP_EXEC_CPU_CMD 22
#define EMU_CAP_SWO 23
#define EMU_CAP_WRITE_DCC_EX 24
#define EMU_CAP_UPDATE_FIRMWARE_EX 25
#define EMU_CAP_FILE_IO 26
#define EMU_CAP_REGISTER 27
#define EMU_CAP_INDICATORS 28
#define EMU_CAP_TEST_NET_SPEED 29
#define EMU_CAP_RAWTRACE 30
#define EMU_CAP_RESERVED_3 31
static char *jlink_cap_str[] = {
"Always 1.",
"Supports command EMU_CMD_GET_HARDWARE_VERSION",
"Supports command EMU_CMD_WRITE_DCC",
"Supports adaptive clocking",
"Supports command EMU_CMD_READ_CONFIG",
"Supports command EMU_CMD_WRITE_CONFIG",
"Supports trace commands",
"Supports command EMU_CMD_WRITE_MEM",
"Supports command EMU_CMD_READ_MEM",
"Supports command EMU_CMD_GET_SPEED",
"Supports command EMU_CMD_CODE_...",
"Supports command EMU_CMD_GET_MAX_BLOCK_SIZE",
"Supports command EMU_CMD_GET_HW_INFO",
"Supports command EMU_CMD_SET_KS_POWER",
"Supports command EMU_CMD_HW_RELEASE_RESET_STOP_TIMED",
"Reserved",
"Supports command EMU_CMD_MEASURE_RTCK_REACT",
"Supports command EMU_CMD_HW_SELECT_IF",
"Supports command EMU_CMD_READ/WRITE_MEM_ARM79",
"Supports command EMU_CMD_GET_COUNTERS",
"Supports command EMU_CMD_READ_DCC",
"Supports command EMU_CMD_GET_CPU_CAPS",
"Supports command EMU_CMD_EXEC_CPU_CMD",
"Supports command EMU_CMD_SWO",
"Supports command EMU_CMD_WRITE_DCC_EX",
"Supports command EMU_CMD_UPDATE_FIRMWARE_EX",
"Supports command EMU_CMD_FILE_IO",
"Supports command EMU_CMD_REGISTER",
"Supports command EMU_CMD_INDICATORS",
"Supports command EMU_CMD_TEST_NET_SPEED",
"Supports command EMU_CMD_RAWTRACE",
"Reserved",
};
/* max speed 12MHz v5.0 jlink */
#define JLINK_MAX_SPEED 12000
@ -140,6 +205,8 @@ static struct jlink* jlink_handle;
static uint16_t vids[] = { VID, 0 };
static uint16_t pids[] = { PID, 0 };
static uint32_t jlink_caps;
/***************************************************************************/
/* External interface implementation */
@ -540,11 +607,31 @@ static int jlink_get_status(void)
return ERROR_OK;
}
#define jlink_dump_printf(context, expr ...) \
do { \
if (context) \
command_print(context, expr); \
else \
LOG_INFO(expr); \
} while(0);
static void jlink_caps_dump(struct command_context *ctx)
{
int i;
jlink_dump_printf(ctx, "J-Link Capabilities");
for (i = 1; i < 31; i++)
if (jlink_caps & (1 << i))
jlink_dump_printf(ctx, "%s", jlink_cap_str[i]);
}
static int jlink_get_version_info(void)
{
int result;
int len;
uint32_t jlink_caps, jlink_max_size;
uint32_t jlink_max_size;
/* query hardware version */
jlink_simple_command(EMU_CMD_VERSION);
@ -651,6 +738,13 @@ COMMAND_HANDLER(jlink_handle_jlink_info_command)
return ERROR_OK;
}
COMMAND_HANDLER(jlink_handle_jlink_caps_command)
{
jlink_caps_dump(CMD_CTX);
return ERROR_OK;
}
COMMAND_HANDLER(jlink_handle_jlink_hw_jtag_command)
{
switch (CMD_ARGC) {
@ -676,6 +770,12 @@ COMMAND_HANDLER(jlink_handle_jlink_hw_jtag_command)
}
static const struct command_registration jlink_subcommand_handlers[] = {
{
.name = "caps",
.handler = &jlink_handle_jlink_caps_command,
.mode = COMMAND_EXEC,
.help = "show jlink capabilities",
},
{
.name = "info",
.handler = &jlink_handle_jlink_info_command,