Changeset 00b38a3 in mainline for kernel/arch/sparc64/src/trap/interrupt.c

Timestamp:

2006-09-28T15:48:31Z (18 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

c23baab

Parents:

a9ac978

Message:

IPI/cross-call support for sparc64.
SMP on sparc64 is now fully supported.

File:

• kernel/arch/sparc64/src/trap/interrupt.c (modified) (2 diffs)

kernel/arch/sparc64/src/trap/interrupt.c

@@ -46 +46 @@
 #include <print.h>
 #include <genarch/kbd/z8530.h>
+#include <arch.h>
+#include <mm/tlb.h>
+#include <config.h>
 
 /** Register Interrupt Level Handler.
@@ -98 +101 @@
 
 #endif
+        default:
+                if (data0 > config.base) {
+                        /*
+                         * This is a cross-call.
+                         * data0 contains address of kernel function.
+                         * We call the function only after we verify
+                         * it is on of the supported ones.
+                         */
+#ifdef CONFIG_SMP
+                        if (data0 == (uintptr_t) tlb_shootdown_ipi_recv) {
+                                tlb_shootdown_ipi_recv();
+                                break;
+                        }
+#endif
+                }
+                        
+                printf("cpu%d: spurious interrupt (intrcv=%#llx, data0=%#llx)\n", CPU->id, intrcv, data0);
+                break;
         }