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[M487] Support uvisor debug message through stdio uart

pull/4608/head
ccli8 2016-12-20 15:08:17 +08:00
parent ebe56466cc
commit 3dc5f2da34
1 changed files with 46 additions and 14 deletions
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60
targets/TARGET_NUVOTON/TARGET_M480/serial_api.c
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@ -196,17 +196,26 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
struct nu_uart_var *var = (struct nu_uart_var *) modinit->var;
if (! var->ref_cnt) {
// Reset this module
SYS_ResetModule(modinit->rsetidx);
// Select IP clock source
CLK_SetModuleClock(modinit->clkidx, modinit->clksrc, modinit->clkdiv);
// Enable IP clock
CLK_EnableModuleClock(modinit->clkidx);
do {
#if defined(FEATURE_UVISOR) && defined(TARGET_UVISOR_SUPPORTED) && defined(TARGET_DEBUG)
// Support uvisor debug message through stdio uart
if (obj->serial.uart == STDIO_UART) {
break;
}
#endif
pinmap_pinout(tx, PinMap_UART_TX);
pinmap_pinout(rx, PinMap_UART_RX);
// Reset this module
SYS_ResetModule(modinit->rsetidx);
// Select IP clock source
CLK_SetModuleClock(modinit->clkidx, modinit->clksrc, modinit->clkdiv);
// Enable IP clock
CLK_EnableModuleClock(modinit->clkidx);
pinmap_pinout(tx, PinMap_UART_TX);
pinmap_pinout(rx, PinMap_UART_RX);
} while (0);
obj->serial.pin_tx = tx;
obj->serial.pin_rx = rx;
}
@ -261,13 +270,22 @@ void serial_free(serial_t *obj)
}
#endif
UART_Close((UART_T *) NU_MODBASE(obj->serial.uart));
do {
#if defined(FEATURE_UVISOR) && defined(TARGET_UVISOR_SUPPORTED) && defined(TARGET_DEBUG)
// Support uvisor debug message through stdio uart
if (obj->serial.uart == STDIO_UART) {
break;
}
#endif
UART_Close((UART_T *) NU_MODBASE(obj->serial.uart));
UART_DISABLE_INT(((UART_T *) NU_MODBASE(obj->serial.uart)), (UART_INTEN_RDAIEN_Msk | UART_INTEN_THREIEN_Msk | UART_INTEN_RXTOIEN_Msk));
NVIC_DisableIRQ(modinit->irq_n);
UART_DISABLE_INT(((UART_T *) NU_MODBASE(obj->serial.uart)), (UART_INTEN_RDAIEN_Msk | UART_INTEN_THREIEN_Msk | UART_INTEN_RXTOIEN_Msk));
NVIC_DisableIRQ(modinit->irq_n);
// Disable IP clock
CLK_DisableModuleClock(modinit->clkidx);
// Disable IP clock
CLK_DisableModuleClock(modinit->clkidx);
} while (0);
}
if (var->obj == obj) {
@ -286,6 +304,13 @@ void serial_free(serial_t *obj)
}
void serial_baud(serial_t *obj, int baudrate) {
#if defined(FEATURE_UVISOR) && defined(TARGET_UVISOR_SUPPORTED) && defined(TARGET_DEBUG)
// Support uvisor debug message through stdio uart
if (obj->serial.uart == STDIO_UART) {
return;
}
#endif
// Flush Tx FIFO. Otherwise, output data may get lost on this change.
while (! UART_IS_TX_EMPTY(((UART_T *) obj->serial.uart)));
@ -294,6 +319,13 @@ void serial_baud(serial_t *obj, int baudrate) {
}
void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits) {
#if defined(FEATURE_UVISOR) && defined(TARGET_UVISOR_SUPPORTED) && defined(TARGET_DEBUG)
// Support uvisor debug message through stdio uart
if (obj->serial.uart == STDIO_UART) {
return;
}
#endif
// Flush Tx FIFO. Otherwise, output data may get lost on this change.
while (! UART_IS_TX_EMPTY(((UART_T *) obj->serial.uart)));