Changeset ebb1489 in mainline for kernel/arch/sparc64/src/sun4u/sparc64.c

Timestamp:

2024-10-13T08:23:40Z (2 months ago)

Author:

GitHub <noreply@…>

Children:

0472cf17

Parents:

2a0c827c (diff), b3b79981 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

git-author:

boba-buba <120932204+boba-buba@…> (2024-10-13 08:23:40)

git-committer:

GitHub <noreply@…> (2024-10-13 08:23:40)

Message:

Merge branch 'HelenOS:master' into topic/packet-capture

File:

• kernel/arch/sparc64/src/sun4u/sparc64.c (modified) (1 diff)

kernel/arch/sparc64/src/sun4u/sparc64.c

@@ -159 +159 @@
 }
 
+uintptr_t arch_get_initial_sp(uintptr_t stack_base, uintptr_t stack_size)
+{
+        return ALIGN_DOWN(stack_base + stack_size - STACK_WINDOW_SAVE_AREA_SIZE - STACK_ARG_SAVE_AREA_SIZE, 16) - STACK_BIAS;
+}
+
 /** Switch to userspace. */
-void userspace(uspace_arg_t *kernel_uarg)
+void userspace(uintptr_t pc, uintptr_t sp)
 {
         (void) interrupts_disable();
-        switch_to_userspace(kernel_uarg->uspace_entry,
-            kernel_uarg->uspace_stack +
-            kernel_uarg->uspace_stack_size -
-            (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS),
-            kernel_uarg->uspace_uarg);
+        switch_to_userspace(pc, sp, 0);
 
         /* Not reached */