Changeset 25d7709 in mainline for arch/amd64/include/interrupt.h

Timestamp:

2006-03-13T20:08:16Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

631ca4d

Parents:

45d6add

Message:

Nicer ia32 interrupt handlers and structures holding interrupted context data.
Unify the name holding interrupted context data on all architectures to be istate.

File:

• arch/amd64/include/interrupt.h (modified) (1 diff)

arch/amd64/include/interrupt.h

@@ -61 +61 @@
 #define VECTOR_WAKEUP_IPI               (IVT_FREEBASE+1)
 
+/** This is passed to interrupt handlers */
+struct istate {
+        __u64 rax;
+        __u64 rbx;
+        __u64 rcx;
+        __u64 rdx;
+        __u64 rsi;
+        __u64 rdi;
+        __u64 r8;
+        __u64 r9;
+        __u64 r10;
+        __u64 r11;
+        __u64 r12;
+        __u64 r13;
+        __u64 r14;
+        __u64 r15;
+        /* These 2 items MUST be last parts of the structure */
+        __u64 rbp;
+        __u64 stack[0]; /* Additional data on stack */
+} __attribute__ ((packed));
+
 extern void (* disable_irqs_function)(__u16 irqmask);
 extern void (* enable_irqs_function)(__u16 irqmask);
 extern void (* eoi_function)(void);
 
-extern void null_interrupt(int n, struct interrupt_context *ctx);
-extern void gp_fault(int n, void *stack);
-extern void nm_fault(int n, void *stack);
-extern void ss_fault(int n, void *stack);
-extern void page_fault(int n, struct interrupt_context *ctx);
-extern void syscall(int n, void *stack);
-extern void tlb_shootdown_ipi(int n, void *stack);
+extern void null_interrupt(int n, istate_t *istate);
+extern void gp_fault(int n, istate_t *istate);
+extern void nm_fault(int n, istate_t *istate);
+extern void ss_fault(int n, istate_t *istate);
+extern void page_fault(int n, istate_t *istate);
+extern void syscall(int n, istate_t *istate);
+extern void tlb_shootdown_ipi(int n, istate_t *istate);
 
 extern void trap_virtual_enable_irqs(__u16 irqmask);