Changeset 2b017ba in mainline for kernel/generic/include/ipc/irq.h

Timestamp:

2006-10-16T20:51:55Z (18 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

5f9b4d9a

Parents:

e3890b3f

Message:

Replace the old IRQ dispatcher and IPC notifier with new implementation.
Note that all architectures except for sparc64 are now broken
and don't even compile.

File:

• kernel/generic/include/ipc/irq.h (modified) (2 diffs)

kernel/generic/include/ipc/irq.h

@@ -39 +39 @@
 #define IRQ_MAX_PROG_SIZE 10
 
-/** Reserved 'virtual' messages for kernel notifications */
-#define IPC_IRQ_RESERVED_VIRTUAL 10
-
-#define IPC_IRQ_KLOG       (-1)
-#define IPC_IRQ_KBDRESTART (-2)
+#define VIRT_INR_KLOG           -2
+#define VIRT_INR_KBDRESTART     -3
 
 typedef enum {
@@ -76 +73 @@
 
 #include <ipc/ipc.h>
+#include <typedefs.h>
+#include <arch/types.h>
 
-extern void ipc_irq_make_table(int irqcount);
-extern int ipc_irq_register(answerbox_t *box, int irq, irq_code_t *ucode);
-extern void ipc_irq_send_notif(int irq);
-extern void ipc_irq_send_msg(int irq, unative_t a1, unative_t a2, unative_t a3);
-extern void ipc_irq_unregister(answerbox_t *box, int irq);
-extern void irq_ipc_bind_arch(unative_t irq);
+/** IPC notification config structure.
+ *
+ * Primarily, this structure is encapsulated in the irq_t structure.
+ * It is protected by irq_t::lock.
+ */
+struct ipc_notif_cfg {
+        answerbox_t *answerbox;         /**< Answerbox for notifications. */
+        unative_t method;               /**< Method to be used for the notification. */
+        irq_code_t *code;               /**< Top-half pseudocode. */
+        count_t counter;                /**< Counter. */
+};
+
+extern int ipc_irq_register(answerbox_t *box, inr_t inr, devno_t devno, unative_t method,
+        irq_code_t *ucode);
+extern void ipc_irq_send_notif(irq_t *irq);
+extern void ipc_irq_send_msg(irq_t *irq, unative_t a1, unative_t a2, unative_t a3);
+extern void ipc_irq_unregister(answerbox_t *box, inr_t inr, devno_t devno);
 extern void ipc_irq_cleanup(answerbox_t *box);