Changeset 15d0046 in mainline for uspace/lib/c/generic/irq.c

Timestamp:

2014-09-12T13:22:33Z (10 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

9b20126

Parents:

8db09e4 (diff), 105d8d6 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge mainline changes

File:

• uspace/lib/c/generic/irq.c (moved) (moved from kernel/arch/mips64/src/mm/as.c ) (3 diffs)

uspace/lib/c/generic/irq.c

@@ -1 +1 @@
 /*
- * Copyright (c) 2005 Jakub Jermar
+ * Copyright (c) 2014 Martin Decky
  * All rights reserved.
  *
@@ -27 +27 @@
  */
 
-/** @addtogroup mips64mm
+/** @addtogroup libc
  * @{
  */
@@ -33 +33 @@
  */
 
-#include <arch/mm/as.h>
-#include <genarch/mm/as_ht.h>
-#include <genarch/mm/page_ht.h>
-#include <genarch/mm/asid_fifo.h>
-#include <arch/mm/tlb.h>
-#include <mm/tlb.h>
-#include <mm/as.h>
-#include <arch/cp0.h>
+#include <ipc/irq.h>
+#include <libc.h>
 
-/** Architecture dependent address space init. */
-void as_arch_init(void)
+/** Subscribe to IRQ notification.
+ *
+ * @param inr    IRQ number.
+ * @param devno  Device number of the device generating inr.
+ * @param method Use this method for notifying me.
+ * @param ucode  Top-half pseudocode handler.
+ *
+ * @return Value returned by the kernel.
+ *
+ */
+int ipc_irq_subscribe(int inr, int devno, sysarg_t method,
+    const irq_code_t *ucode)
 {
-        as_operations = &as_ht_operations;
-        asid_fifo_init();
+        return __SYSCALL4(SYS_IPC_IRQ_SUBSCRIBE, inr, devno, method,
+            (sysarg_t) ucode);
 }
 
-/** Install address space.
+/** Unsubscribe from IRQ notification.
  *
- * Install ASID.
+ * @param inr   IRQ number.
+ * @param devno Device number of the device generating inr.
  *
- * @param as Address space structure.
+ * @return Value returned by the kernel.
  *
  */
-void as_install_arch(as_t *as)
+int ipc_irq_unsubscribe(int inr, int devno)
 {
-        /*
-         * Install ASID.
-         */
-        entry_hi_t hi;
-        hi.value = cp0_entry_hi_read();
-        hi.asid = as->asid;
-        cp0_entry_hi_write(hi.value);
+        return __SYSCALL2(SYS_IPC_IRQ_UNSUBSCRIBE, inr, devno);
 }