[Qemu-trivial] [PATCH] pc: make user-triggerable exit conditional to DEBUG_BIOS define

[Hervé Poussineau]

The port 0x501 is (at least) used by SCO Xenix 2.3.4 installer.

Signed-off-by: Hervé Poussineau <address@hidden>
---
 hw/pc.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/hw/pc.c b/hw/pc.c
index 12c02f2..113a38a 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -565,7 +565,10 @@ static void bochs_bios_write(void *opaque, uint32_t addr, 
uint32_t val)
         /* LGPL'ed VGA BIOS messages */
     case 0x501:
     case 0x502:
+#ifdef DEBUG_BIOS
         exit((val << 1) | 1);
+#endif
+        break;
     case 0x500:
     case 0x503:
 #ifdef DEBUG_BIOS
-- 
1.7.9