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-rw-r--r--hw/vmport.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/vmport.c b/hw/vmport.c
index 3655ad12d7..ebfa921439 100644
--- a/hw/vmport.c
+++ b/hw/vmport.c
@@ -72,6 +72,13 @@ static uint32_t vmport_ioport_read(void *opaque, uint32_t addr)
return s->func[command](s->opaque[command], addr);
}
+static void vmport_ioport_write(void *opaque, uint32_t addr, uint32_t val)
+{
+ CPUState *env = cpu_single_env;
+
+ env->regs[R_EAX] = vmport_ioport_read(opaque, addr);
+}
+
static uint32_t vmport_cmd_get_version(void *opaque, uint32_t addr)
{
CPUState *env = cpu_single_env;
@@ -89,6 +96,7 @@ static uint32_t vmport_cmd_ram_size(void *opaque, uint32_t addr)
void vmport_init(void)
{
register_ioport_read(0x5658, 1, 4, vmport_ioport_read, &port_state);
+ register_ioport_write(0x5658, 1, 4, vmport_ioport_write, &port_state);
/* Register some generic port commands */
vmport_register(VMPORT_CMD_GETVERSION, vmport_cmd_get_version, NULL);