Changeset 8c15255 in mainline for kernel/arch/ia32/src/proc/scheduler.c

Timestamp:

2011-08-18T21:32:56Z (14 years ago)

Author:

Martin Sucha <sucha14@…>

Branches:

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

Children:

ac7f81d

Parents:

f4fa6d9

Message:

Add support for i486/vortex86 processor

File:

• kernel/arch/ia32/src/proc/scheduler.c (modified) (1 diff)

kernel/arch/ia32/src/proc/scheduler.c

@@ -60 +60 @@
         uintptr_t kstk = (uintptr_t) &THREAD->kstack[STACK_SIZE];
         
+#ifndef PROCESSOR_i486
         if (CPU->arch.fi.bits.sep) {
                 /* Set kernel stack for CP3 -> CPL0 switch via SYSENTER */
                 write_msr(IA32_MSR_SYSENTER_ESP, kstk - sizeof(istate_t));
         }
+#endif
         
         /* Set kernel stack for CPL3 -> CPL0 switch via interrupt */