[Qemu-devel] [PATCH] ioport: Improve error output

["Andreas Färber" <andreas.faerber@web.de>]

When failing due to conflicting I/O port registrations,
include the offending I/O port address in the message.

Signed-off-by: Andreas Färber <andreas.faerber@web.de>
---
 ioport.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/ioport.c b/ioport.c
index aa4188a..349915f 100644
--- a/ioport.c
+++ b/ioport.c
@@ -149,7 +149,7 @@ int register_ioport_read(pio_addr_t start, int length, int size,
     for(i = start; i < start + length; i += size) {
         ioport_read_table[bsize][i] = func;
         if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
-            hw_error("register_ioport_read: invalid opaque");
+            hw_error("register_ioport_read: invalid opaque for 0x%x", i);
         ioport_opaque[i] = opaque;
     }
     return 0;
@@ -168,7 +168,7 @@ int register_ioport_write(pio_addr_t start, int length, int size,
     for(i = start; i < start + length; i += size) {
         ioport_write_table[bsize][i] = func;
         if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
-            hw_error("register_ioport_write: invalid opaque");
+            hw_error("register_ioport_write: invalid opaque for 0x%x", i);
         ioport_opaque[i] = opaque;
     }
     return 0;
-- 
1.7.3.4