From 0eed61b7c4cb31338562db426cea0d1a999e0d9f Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Mon, 28 Feb 2011 20:40:47 +0100 Subject: jlink: add jlink_pid to specify the pid to use this will allow us to use multiple jlink at the same time as when the USB-Address is specified the PID change from 0x0101 to (0x101 + usb_adress) Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- src/jtag/drivers/jlink.c | 27 +++++++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) (limited to 'src/jtag') diff --git a/src/jtag/drivers/jlink.c b/src/jtag/drivers/jlink.c index 8a2c5ab3..faecab2d 100644 --- a/src/jtag/drivers/jlink.c +++ b/src/jtag/drivers/jlink.c @@ -136,6 +136,10 @@ static enum tap_state jlink_last_state = TAP_RESET; static struct jlink* jlink_handle; +/* pid could be specified at runtime */ +static uint16_t vids[] = { VID, 0 }; +static uint16_t pids[] = { PID, 0 }; + /***************************************************************************/ /* External interface implementation */ @@ -621,6 +625,21 @@ static int jlink_get_version_info(void) return ERROR_OK; } +COMMAND_HANDLER(jlink_pid_command) +{ + if (CMD_ARGC != 1) + { + LOG_ERROR("Need exactly one argument to jlink_pid"); + return ERROR_FAIL; + } + + pids[0] = strtoul(CMD_ARGV[0], NULL, 16); + pids[1] = 0; + vids[1] = 0; + + return ERROR_OK; +} + COMMAND_HANDLER(jlink_handle_jlink_info_command) { if (jlink_get_version_info() == ERROR_OK) @@ -670,6 +689,12 @@ static const struct command_registration jlink_subcommand_handlers[] = { .help = "access J-Link HW JTAG command version", .usage = "[2|3]", }, + { + .name = "pid", + .handler = &jlink_pid_command, + .mode = COMMAND_CONFIG, + .help = "set the pid of the interface we want to use", + }, COMMAND_REGISTRATION_DONE }; @@ -871,8 +896,6 @@ static struct jlink* jlink_usb_open() { usb_init(); - const uint16_t vids[] = { VID, 0 }; - const uint16_t pids[] = { PID, 0 }; struct usb_dev_handle *dev; if (jtag_usb_open(vids, pids, &dev) != ERROR_OK) return NULL; -- cgit v1.2.3