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AP_Bootloader: support building without USB 

this allows for a bootloader on a board with no USB pins defined in
hwdef.dat
This commit is contained in:
Andrew Tridgell 2018-07-09 07:39:55 +10:00
parent dbe096e2f3
commit bf901aff49
1 changed files with 5 additions and 3 deletions
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8
Tools/AP_Bootloader/support.cpp
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@ -242,12 +242,14 @@ extern "C" {
// printf to USB for debugging
void uprintf(const char *fmt, ...)
{
#if HAL_USE_SERIAL_USB == TRUE
char msg[200];
va_list ap;
va_start(ap, fmt);
uint32_t n = vsnprintf(msg, sizeof(msg), fmt, ap);
va_end(ap);
chnWriteTimeout(&SDU1, (const uint8_t *)msg, n, MS2ST(100));
#endif
}
// generate a pulse sequence forever, for debugging
@ -327,7 +329,7 @@ void lock_bl_port(void)
*/
void init_uarts(void)
{
#ifdef HAL_USE_SERIAL_USB
#if HAL_USE_SERIAL_USB == TRUE
sduObjectInit(&SDU1);
sduStart(&SDU1, &serusbcfg);
@ -341,7 +343,7 @@ void init_uarts(void)
sercfg.speed = BOOTLOADER_BAUDRATE;
for (uint8_t i=0; i<ARRAY_SIZE_SIMPLE(uarts); i++) {
#ifdef HAL_USE_SERIAL_USB
#if HAL_USE_SERIAL_USB == TRUE
if (uarts[i] == (BaseChannel *)&SDU1) {
continue;
}
@ -357,7 +359,7 @@ void init_uarts(void)
*/
void port_setbaud(uint32_t baudrate)
{
#ifdef HAL_USE_SERIAL_USB
#if HAL_USE_SERIAL_USB == TRUE
if (uarts[last_uart] == (BaseChannel *)&SDU1) {
// can't set baudrate on USB
return;