Changeset cfa70add in mainline for kernel/arch/sparc64/src/proc/scheduler.c

Timestamp:

2006-09-03T23:37:14Z (18 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

fd85ae5

Parents:

002e613

Message:

sparc64 update.

• Prototype userspace layer implementation that at least relates to sparc64 and compiles cleanly.
• Fixes for kernel's preemptible_handler and code related to running userspace.
• Enable userspace. Several dozen instructions are now run in userspace! We are pretty near the userspace milestone for sparc64.

File:

• kernel/arch/sparc64/src/proc/scheduler.c (modified) (1 diff)

kernel/arch/sparc64/src/proc/scheduler.c

@@ -127 +127 @@
                 ASSERT(THREAD->arch.uspace_window_buffer);
                 
-                flushw();       /* force all userspace windows into memory */
-                
                 uintptr_t uw_buf = ALIGN_DOWN((uintptr_t) THREAD->arch.uspace_window_buffer, PAGE_SIZE);
                 if (!overlaps(uw_buf, PAGE_SIZE, base, 1<<KERNEL_PAGE_WIDTH)) {