Changeset 228e490 in mainline for kernel/generic/src/ipc/irq.c

Timestamp:

2010-12-14T17:00:02Z (13 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

a9b6bec, eb221e5

Parents:

dd8d5a7

Message:

initial modifications for supporting declarative IPC interfaces

File:

• kernel/generic/src/ipc/irq.c (modified) (7 diffs)

kernel/generic/src/ipc/irq.c

@@ -42 +42 @@
  *
  * The structure of a notification message is as follows:
- * - METHOD: method as registered by the SYS_IPC_REGISTER_IRQ syscall
+ * - IMETHOD: interface and method as registered by the SYS_IPC_REGISTER_IRQ
+ *            syscall
  * - ARG1: payload modified by a 'top-half' handler
  * - ARG2: payload modified by a 'top-half' handler
@@ -49 +50 @@
  * - ARG5: payload modified by a 'top-half' handler
  * - in_phone_hash: interrupt counter (may be needed to assure correct order
- *         in multithreaded drivers)
+ *                  in multithreaded drivers)
  *
  * Note on synchronization for ipc_irq_register(), ipc_irq_unregister(),
@@ -130 +131 @@
 /** Register an answerbox as a receiving end for IRQ notifications.
  *
- * @param box    Receiving answerbox.
- * @param inr    IRQ number.
- * @param devno  Device number.
- * @param method Method to be associated with the notification.
- * @param ucode  Uspace pointer to top-half pseudocode.
+ * @param box     Receiving answerbox.
+ * @param inr     IRQ number.
+ * @param devno   Device number.
+ * @param imethod Interface and method to be associated
+ *                with the notification.
+ * @param ucode   Uspace pointer to top-half pseudocode.
  *
  * @return EBADMEM, ENOENT or EEXISTS on failure or 0 on success.
@@ -140 +142 @@
  */
 int ipc_irq_register(answerbox_t *box, inr_t inr, devno_t devno,
-    sysarg_t method, irq_code_t *ucode)
+    sysarg_t imethod, irq_code_t *ucode)
 {
         sysarg_t key[] = {
@@ -167 +169 @@
         irq->notif_cfg.notify = true;
         irq->notif_cfg.answerbox = box;
-        irq->notif_cfg.method = method;
+        irq->notif_cfg.imethod = imethod;
         irq->notif_cfg.code = code;
         irq->notif_cfg.counter = 0;
@@ -444 +446 @@
                 
                 /* Set up args */
-                IPC_SET_METHOD(call->data, irq->notif_cfg.method);
+                IPC_SET_IMETHOD(call->data, irq->notif_cfg.imethod);
                 IPC_SET_ARG1(call->data, irq->notif_cfg.scratch[1]);
                 IPC_SET_ARG2(call->data, irq->notif_cfg.scratch[2]);
@@ -481 +483 @@
                 call->priv = ++irq->notif_cfg.counter;
                 
-                IPC_SET_METHOD(call->data, irq->notif_cfg.method);
+                IPC_SET_IMETHOD(call->data, irq->notif_cfg.imethod);
                 IPC_SET_ARG1(call->data, a1);
                 IPC_SET_ARG2(call->data, a2);