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physical page allocator
[bootcensus]
/
src
/
mem.h
diff --git
a/src/mem.h
b/src/mem.h
index
f571d17
..
a17607b
100644
(file)
--- a/
src/mem.h
+++ b/
src/mem.h
@@
-18,6
+18,15
@@
along with this program. If not, see <https://www.gnu.org/licenses/>.
#ifndef MEM_H_
#define MEM_H_
#ifndef MEM_H_
#define MEM_H_
+#define ADDR_TO_PAGE(x) ((uint32_t)(x) >> 12)
+#define PAGE_TO_ADDR(x) ((uint32_t)(x) << 12)
+
void init_mem(void);
void init_mem(void);
+int alloc_ppage(void);
+void free_ppage(int pg);
+
+int alloc_ppage_range(int start, int size);
+int free_ppage_range(int start, int size);
+
#endif /* MEM_H_ */
#endif /* MEM_H_ */