diff mbox series

[v2,1/2] hw/m68k/mcf5206: Reduce m5206_mbar_read/write() offset arg to 16-bit

Message ID 20200518173859.16520-2-f4bug@amsat.org
State New
Headers show
Series [v2,1/2] hw/m68k/mcf5206: Reduce m5206_mbar_read/write() offset arg to 16-bit | expand

Commit Message

Philippe Mathieu-Daudé May 18, 2020, 5:38 p.m. UTC 
All calls to m5206_mbar_read/m5206_mbar_write are used with
'offset = hwaddr & 0x3ff', so we are sure the offset fits
in 16-bit.

Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/m68k/mcf5206.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/hw/m68k/mcf5206.c b/hw/m68k/mcf5206.c
index b155dd8170..45f44c43f0 100644
--- a/hw/m68k/mcf5206.c
+++ b/hw/m68k/mcf5206.c
@@ -273,7 +273,7 @@  static void m5206_mbar_reset(m5206_mbar_state *s)
 }
 
 static uint64_t m5206_mbar_read(m5206_mbar_state *s,
-                                uint64_t offset, unsigned size)
+                                uint16_t offset, unsigned size)
 {
     if (offset >= 0x100 && offset < 0x120) {
         return m5206_timer_read(s->timer[0], offset - 0x100);
@@ -306,11 +306,11 @@  static uint64_t m5206_mbar_read(m5206_mbar_state *s,
     case 0x170: return s->uivr[0];
     case 0x1b0: return s->uivr[1];
     }
-    hw_error("Bad MBAR read offset 0x%x", (int)offset);
+    hw_error("Bad MBAR read offset 0x%x", offset);
     return 0;
 }
 
-static void m5206_mbar_write(m5206_mbar_state *s, uint32_t offset,
+static void m5206_mbar_write(m5206_mbar_state *s, uint16_t offset,
                              uint64_t value, unsigned size)
 {
     if (offset >= 0x100 && offset < 0x120) {
@@ -360,7 +360,7 @@  static void m5206_mbar_write(m5206_mbar_state *s, uint32_t offset,
         s->uivr[1] = value;
         break;
     default:
-        hw_error("Bad MBAR write offset 0x%x", (int)offset);
+        hw_error("Bad MBAR write offset 0x%x", offset);
         break;
     }
 }