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stlink: check for SWD support 05/4705/2
authorAntonio Borneo <borneo.antonio@gmail.com>
Thu, 20 Sep 2018 08:32:03 +0000 (10:32 +0200)
committerSpencer Oliver <spen@spen-soft.co.uk>
Thu, 6 Dec 2018 10:03:05 +0000 (10:03 +0000)
The old ST-Link/V1 can either run an obsolete firmware with API_V1 or
a more recent firmware (from V1J11 to last V1J13) with API_V2.
SWD is only provided by the latter API.

Return error is SWD is selected on adapters that does not support it.

Change-Id: Iac4ba54d191ba80fb445a7cd3d8c2621dc7a4846
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4705
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
src/jtag/drivers/stlink_usb.c patch | blob | history

diff --git a/src/jtag/drivers/stlink_usb.c b/src/jtag/drivers/stlink_usb.c
index 0eed68460f4db3c2561d9ca600a93a3a1223e110..49d7391fc7a9d1e2bc50e5e46c69e5c63a7da21c 100644 (file)
--- a/src/jtag/drivers/stlink_usb.c
+++ b/src/jtag/drivers/stlink_usb.c
@@ -2316,6 +2316,9 @@ static int stlink_usb_open(struct hl_interface_param_s *param, void **fd)
 
        switch (h->transport) {
                case HL_TRANSPORT_SWD:
+                       if (h->version.jtag_api_max == STLINK_JTAG_API_V1)
+                               err = ERROR_FAIL;
+                       /* fall-through */
                case HL_TRANSPORT_JTAG:
                        if (h->version.jtag == 0)
                                err = ERROR_FAIL;
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