Add "cache" parameter to "-drive" (Laurent Vivier).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3848 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/osdep.c b/osdep.c
index 8191b1f..f824bc1 100644
--- a/osdep.c
+++ b/osdep.c
@@ -61,6 +61,10 @@
}
#if defined(_WIN32)
+void *qemu_memalign(size_t alignment, size_t size)
+{
+ return VirtualAlloc(NULL, size, MEM_COMMIT, PAGE_READWRITE);
+}
void *qemu_vmalloc(size_t size)
{
@@ -172,6 +176,22 @@
#endif
+void *qemu_memalign(size_t alignment, size_t size)
+{
+#if defined(_POSIX_C_SOURCE)
+ int ret;
+ void *ptr;
+ ret = posix_memalign(&ptr, alignment, size);
+ if (ret != 0)
+ return NULL;
+ return ptr;
+#elif defined(_BSD)
+ return valloc(size);
+#else
+ return memalign(alignment, size);
+#endif
+}
+
/* alloc shared memory pages */
void *qemu_vmalloc(size_t size)
{
