Changeset 6d9c49a in mainline for generic/include

Timestamp:

2006-03-13T19:39:30Z (20 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

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

Children:

45d6add

Parents:

78a95d6f

Message:

Added kernel IPC functionality.

Location:

generic/include

Files:

• errno.h (added)
• ipc/ipc.h (added)
• mm/page.h (modified) (2 diffs)
• proc/task.h (modified) (2 diffs)
• syscall/syscall.h (modified) (1 diff)

generic/include/mm/page.h

@@ -33 +33 @@
 #include <arch/types.h>
 #include <typedefs.h>
+#include <memstr.h>
 
 #define PAGE_CACHEABLE_SHIFT            0
@@ -60 +61 @@
 #define PAGE_GLOBAL             (1<<PAGE_GLOBAL_SHIFT)
 
+
+/* TODO - check that userspace is OK, platform specific functions etc */
+static inline void copy_to_uspace(void *dst, void *src, count_t cnt)
+{
+        memcpy(dst, src, cnt);
+} 
+
+static inline void copy_to_kernel(void *dst, void *src, count_t cnt)
+{
+        memcpy(dst, src, cnt);
+}
+
 /** Operations to manipulate page mappings. */
 struct page_mapping_operations {

generic/include/proc/task.h

@@ -33 +33 @@
 #include <synch/spinlock.h>
 #include <adt/list.h>
+#include <ipc/ipc.h>
 
 /** Task structure. */
@@ -40 +41 @@
         link_t tasks_link;      /**< Link to other tasks within the system. */
         as_t *as;               /**< Address space. */
+        answerbox_t answerbox;  /**< Communication endpoint */
+        phone_t phones[IPC_MAX_PHONES];
 };
 

generic/include/syscall/syscall.h

@@ -30 +30 @@
 #define __SYSCALL_H__
 
-#include <typedefs.h>
-
 typedef enum {
         SYS_CTL = 0,
         SYS_IO  = 1,
+        SYS_IPC_CALL = 2,
+        SYS_IPC_ANSWER = 3,
+        SYS_IPC_WAIT = 4,
         SYSCALL_END
 } syscall_t;
 
-typedef int (*syshandler_t)();
+#ifdef KERNEL
 
-extern int sys_ctl(void);
-extern int sys_io(int fd, const void *buf, size_t count);
+#include <arch/types.h>
+#include <typedefs.h>
+
+typedef __native (*syshandler_t)();
 
 extern syshandler_t syscall_table[SYSCALL_END];
 
 #endif
+
+#endif