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Run-time selection between cp2103 and cc1111
[fw/altos]
/
lib
/
ccdbg-io.c
diff --git
a/lib/ccdbg-io.c
b/lib/ccdbg-io.c
index acd44f10ac13cbb0ea51aef051403ec16ba7ae82..9c6693cdbe0ad5a0698cdcfc8b214761b877b148 100644
(file)
--- a/
lib/ccdbg-io.c
+++ b/
lib/ccdbg-io.c
@@
-21,18
+21,20
@@
#include "cc-usb.h"
#include "cc-bitbang.h"
#include "cc-usb.h"
#include "cc-bitbang.h"
-
struct ccdbg *
ccdbg_open(void)
{
struct ccdbg *dbg;
struct ccdbg *
ccdbg_open(void)
{
struct ccdbg *dbg;
+ char *tty;
dbg = calloc(sizeof (struct ccdbg), 1);
if (!dbg) {
perror("calloc");
return NULL;
}
dbg = calloc(sizeof (struct ccdbg), 1);
if (!dbg) {
perror("calloc");
return NULL;
}
- dbg->usb = cc_usb_open();
+ tty = getenv("CCDBG_TTY");
+ if (!tty || tty[0] == '/')
+ dbg->usb = cc_usb_open(tty);
if (!dbg->usb) {
dbg->bb = cc_bitbang_open();
if (!dbg->bb) {
if (!dbg->usb) {
dbg->bb = cc_bitbang_open();
if (!dbg->bb) {