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serial: Wrap debug prints around a DPRINTF macro 

Signed-off-by: Michal Novotny <minovotn@redhat.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
This commit is contained in:
Michal Novotny 2010-09-13 14:32:32 +02:00 committed by Edgar E. Iglesias
parent 73d7434279
commit b6601141cd
1 changed files with 13 additions and 12 deletions
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25
hw/serial.c
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@ -99,6 +99,14 @@
#define RECV_FIFO 1 #define RECV_FIFO 1
#define MAX_XMIT_RETRY 4 #define MAX_XMIT_RETRY 4
#ifdef DEBUG_SERIAL
#define DPRINTF(fmt, ...) \
do { fprintf(stderr, "serial: " fmt , ## __VA_ARGS__); } while (0);
#else
#define DPRINTF(fmt, ...) \
do {} while(0);
#endif
typedef struct SerialFIFO { typedef struct SerialFIFO {
uint8_t data[UART_FIFO_LENGTH]; uint8_t data[UART_FIFO_LENGTH];
uint8_t count; uint8_t count;
@ -267,10 +275,9 @@ static void serial_update_parameters(SerialState *s)
ssp.stop_bits = stop_bits; ssp.stop_bits = stop_bits;
s->char_transmit_time = (get_ticks_per_sec() / speed) * frame_size; s->char_transmit_time = (get_ticks_per_sec() / speed) * frame_size;
qemu_chr_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp); qemu_chr_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
#if 0
printf("speed=%d parity=%c data=%d stop=%d\n", DPRINTF("speed=%d parity=%c data=%d stop=%d\n",
speed, parity, data_bits, stop_bits); speed, parity, data_bits, stop_bits);
#endif
} }
static void serial_update_msl(SerialState *s) static void serial_update_msl(SerialState *s)
@ -360,9 +367,7 @@ static void serial_ioport_write(void *opaque, uint32_t addr, uint32_t val)
SerialState *s = opaque; SerialState *s = opaque;
addr &= 7; addr &= 7;
#ifdef DEBUG_SERIAL DPRINTF("write addr=0x%02x val=0x%02x\n", addr, val);
printf("serial: write addr=0x%02x val=0x%02x\n", addr, val);
#endif
switch(addr) { switch(addr) {
default: default:
case 0: case 0:
@ -583,9 +588,7 @@ static uint32_t serial_ioport_read(void *opaque, uint32_t addr)
ret = s->scr; ret = s->scr;
break; break;
} }
#ifdef DEBUG_SERIAL DPRINTF("read addr=0x%02x val=0x%02x\n", addr, ret);
printf("serial: read addr=0x%02x val=0x%02x\n", addr, ret);
#endif
return ret; return ret;
} }
@ -651,9 +654,7 @@ static void serial_receive1(void *opaque, const uint8_t *buf, int size)
static void serial_event(void *opaque, int event) static void serial_event(void *opaque, int event)
{ {
SerialState *s = opaque; SerialState *s = opaque;
#ifdef DEBUG_SERIAL DPRINTF("event %x\n", event);
printf("serial: event %x\n", event);
#endif
if (event == CHR_EVENT_BREAK) if (event == CHR_EVENT_BREAK)
serial_receive_break(s); serial_receive_break(s);
} }