nubus: add trace-events for empty slot accesses

[qmiga/qemu.git] / hw / nubus / nubus-bus.c

diff --git a/hw/nubus/nubus-bus.c b/hw/nubus/nubus-bus.c
index 04f11ed..a9fb6de 100644 (file)
--- a/hw/nubus/nubus-bus.c
+++ b/hw/nubus/nubus-bus.c
@@ -19,6 +19,7 @@
 #include "qemu/osdep.h"
 #include "hw/nubus/nubus.h"
 #include "qapi/error.h"
+#include "trace.h"
 
 
 static NubusBus *nubus_find(void)
@@ -31,12 +32,13 @@ static void nubus_slot_write(void *opaque, hwaddr addr, uint64_t val,
                              unsigned int size)
 {
     /* read only */
+    trace_nubus_slot_write(addr, val, size);
 }
 
-
 static uint64_t nubus_slot_read(void *opaque, hwaddr addr,
                                 unsigned int size)
 {
+    trace_nubus_slot_read(addr, size);
     return 0;
 }
 
@@ -46,7 +48,7 @@ static const MemoryRegionOps nubus_slot_ops = {
     .endianness = DEVICE_BIG_ENDIAN,
     .valid = {
         .min_access_size = 1,
-        .max_access_size = 1,
+        .max_access_size = 4,
     },
 };
 
@@ -54,11 +56,13 @@ static void nubus_super_slot_write(void *opaque, hwaddr addr, uint64_t val,
                                    unsigned int size)
 {
     /* read only */
+    trace_nubus_super_slot_write(addr, val, size);
 }
 
 static uint64_t nubus_super_slot_read(void *opaque, hwaddr addr,
                                       unsigned int size)
 {
+    trace_nubus_super_slot_read(addr, size);
     return 0;
 }
 
@@ -68,7 +72,7 @@ static const MemoryRegionOps nubus_super_slot_ops = {
     .endianness = DEVICE_BIG_ENDIAN,
     .valid = {
         .min_access_size = 1,
-        .max_access_size = 1,
+        .max_access_size = 4,
     },
 };