Changeset 46fc2f9 in mainline for generic/include

Timestamp:

2006-05-27T22:57:21Z (20 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

6212095

Parents:

00b595b

Message:

Added 256K slab, so that AMD can boot (until ELF loader is fixed).
Added AS_AREA_RECV so that the caller can receive AS_AREA.

Location:

generic/include

Files:

• ipc/ipc.h (modified) (2 diffs)
• mm/as.h (modified) (1 diff)
• mm/slab.h (modified) (1 diff)

generic/include/ipc/ipc.h

@@ -43 +43 @@
                                         * userspace, will be discarded */
 #define IPC_CALL_FORWARDED      (1<<3) /* Call was forwarded */
-#define IPC_CALL_CONN_ME_TO     (1<<4) /* Identify connect_me_to */
+#define IPC_CALL_CONN_ME_TO     (1<<4) /* Identify connect_me_to answer */
 #define IPC_CALL_NOTIF          (1<<5) /* Interrupt notification */
 
@@ -120 +120 @@
 /** Interrupt notification */
 #define IPC_M_INTERRUPT         4
+
 /** Send as_area over IPC 
- * - ARG2 - src base address
- * - ARG3 - size of src as(filled automatically by kernel)
+ * - ARG1 - src base address
+ * - ARG2 - size of src as(filled automatically by kernel)
+ * - ARG3 - flags of the area being sent
  * - on answer ARG1 - dst base adress
  */
 #define IPC_M_AS_AREA_SEND      5
+
+/** Get as_area over IPC
+ * - ARG1 - Where the area will be mapped
+ * - ARG2 - Expected size of area
+ * - ARG3 - Requested rights for the area
+ * on answer - the server sets ARG1 as src as address of the as_area
+ * to be shared
+ *
+ *
+ */
+#define IPC_M_AS_AREA_RECV      6
 
 

generic/include/mm/as.h

@@ -169 +169 @@
 extern void as_switch(as_t *old, as_t *new);
 extern void as_free(as_t *as);
-extern int as_area_share(as_t *src_as, __address src_base, size_t acc_size,
-        __address dst_base, int dst_flags_mask);
+int as_area_share(as_t *src_as, __address src_base, size_t acc_size,
+                  as_t *dst_as, __address dst_base, int dst_flags_mask);
 extern size_t as_get_size(__address base);
 extern int used_space_insert(as_area_t *a, __address page, count_t count);

generic/include/mm/slab.h

@@ -39 +39 @@
 
 /** Maximum size to be allocated by malloc */
-#define SLAB_MAX_MALLOC_W 17
+#define SLAB_MAX_MALLOC_W 18
 
 /** Initial Magazine size (TODO: dynamically growing magazines) */