hw/block/fdc: Convert from FLOPPY_DPRINTF() macro to trace events

Signed-off-by: NPhilippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: NJohn Snow <jsnow@redhat.com>
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>

hw/block/fdc.c

@@ -40,6 +40,7 @@
 #include "sysemu/blockdev.h"
 #include "sysemu/sysemu.h"
 #include "qemu/log.h"
+#include "trace.h"
 
 /********************************************************/
 /* debug Floppy devices */
@@ -934,7 +935,7 @@ static uint32_t fdctrl_read (void *opaque, uint32_t reg)
         retval = (uint32_t)(-1);
         break;
     }
-    FLOPPY_DPRINTF("read reg%d: 0x%02x\n", reg & 7, retval);
+    trace_fdc_ioport_read(reg, retval);
 
     return retval;
 }
@@ -943,9 +944,8 @@ static void fdctrl_write (void *opaque, uint32_t reg, uint32_t value)
 {
     FDCtrl *fdctrl = opaque;
 
-    FLOPPY_DPRINTF("write reg%d: 0x%02x\n", reg & 7, value);
-
     reg &= 7;
+    trace_fdc_ioport_write(reg, value);
     switch (reg) {
     case FD_REG_DOR:
         fdctrl_write_dor(fdctrl, value);

hw/block/trace-events

 # See docs/devel/tracing.txt for syntax documentation.
 
+# hw/block/fdc.c
+fdc_ioport_read(uint8_t reg, uint8_t value) "read reg 0x%02x val 0x%02x"
+fdc_ioport_write(uint8_t reg, uint8_t value) "write reg 0x%02x val 0x%02x"
+
 # hw/block/virtio-blk.c
 virtio_blk_req_complete(void *vdev, void *req, int status) "vdev %p req %p status %d"
 virtio_blk_rw_complete(void *vdev, void *req, int ret) "vdev %p req %p ret %d"