diff options
| -rw-r--r-- | src/stm/ao_usb_stm.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/stm/ao_usb_stm.c b/src/stm/ao_usb_stm.c index e484cd22..11dde92e 100644 --- a/src/stm/ao_usb_stm.c +++ b/src/stm/ao_usb_stm.c @@ -23,6 +23,16 @@ #define USB_DEBUG_DATA 0 #define USB_ECHO 0 +#ifndef USE_USB_STDIO +#define USE_USB_STDIO 1 +#endif + +#if USE_USB_STDIO +#define AO_USB_OUT_SLEEP_ADDR (&ao_stdin_ready) +#else +#define AO_USB_OUT_SLEEP_ADDR (&ao_usb_out_avail) +#endif + #if USB_DEBUG #define debug(format, args...) printf(format, ## args); #else @@ -770,7 +780,7 @@ stm_usb_lp_isr(void) _rx_dbg1("RX ISR", epr); ao_usb_out_avail = 1; _rx_dbg0("out avail set"); - ao_wakeup(&ao_stdin_ready); + ao_wakeup(AO_USB_OUT_SLEEP_ADDR); _rx_dbg0("stdin awoken"); } break; @@ -936,7 +946,7 @@ ao_usb_getchar(void) ao_arch_block_interrupts(); while ((c = _ao_usb_pollchar()) == AO_READ_AGAIN) - ao_sleep(&ao_stdin_ready); + ao_sleep(AO_USB_OUT_SLEEP_ADDR); ao_arch_release_interrupts(); return c; } @@ -1064,8 +1074,10 @@ ao_usb_init(void) ao_cmd_register(&ao_usb_cmds[0]); #endif #if !USB_ECHO +#if USE_USB_STDIO ao_add_stdio(_ao_usb_pollchar, ao_usb_putchar, ao_usb_flush); #endif +#endif } #if TX_DBG || RX_DBG |