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Add optional serial console debugging feature

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This commit is contained in:
RichardG867
2020-04-18 16:38:30 -03:00
parent 2ab188ef7a
commit 3e9d05be6d
1 changed files with 10 additions and 1 deletions
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11
src/serial.c
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@@ -52,7 +52,7 @@ enum
static int next_inst = 0;
static serial_device_t serial_devices[SERIAL_MAX];
#define ENABLE_SERIAL_CONSOLE 1
#ifdef ENABLE_SERIAL_LOG
int serial_do_log = ENABLE_SERIAL_LOG;
@@ -203,6 +203,15 @@ serial_transmit(serial_t *dev, uint8_t val)
write_fifo(dev, val);
else if (dev->sd->dev_write)
dev->sd->dev_write(dev, dev->sd->priv, val);
#ifdef ENABLE_SERIAL_CONSOLE
if ((val >= ' ' && val <= '~') || val == '\r' || val == '\n') {
fputc(val, stdout);
if (val == '\n')
fflush(stdout);
} else {
fprintf(stdout, "[%02X]", val);
}
#endif
}