#ifndef THREADS_PALLOC_H
#define THREADS_PALLOC_H
-#include <stdint.h>
+#include <stddef.h>
+/* How to allocate pages. */
enum palloc_flags
{
- PAL_ASSERT = 001, /* Panic on failure. */
- PAL_ZERO = 002 /* Zero page contents. */
+ PAL_ASSERT = 0x1, /* Panic on failure. */
+ PAL_ZERO = 0x2, /* Zero page contents. */
+ PAL_USER = 0x4, /* User page. */
+ PAL_NOCACHE = 0x8 /* Disable memory caching for page. */
};
+/* Maximum number of pages to put in user pool. */
+extern size_t user_page_limit;
+
+extern void* zero_page;
+
void palloc_init (void);
-void *palloc_get (enum palloc_flags);
-void palloc_free (void *);
+void *palloc_get_page (enum palloc_flags);
+void *palloc_get_multiple (enum palloc_flags, size_t page_cnt);
+void palloc_free_page (void *);
+void palloc_free_multiple (void *, size_t page_cnt);
#endif /* threads/palloc.h */