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-rw-r--r--arch/riscv64/kernel/proc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/riscv64/kernel/proc.c b/arch/riscv64/kernel/proc.c
index 0f19789..d58b41b 100644
--- a/arch/riscv64/kernel/proc.c
+++ b/arch/riscv64/kernel/proc.c
@@ -63,6 +63,13 @@ void set_thread(struct tcb *t)
r->tp = (long)t->thread_storage;
}
+void set_stack(struct tcb *t, vm_t s)
+{
+ /** @todo also set frame pointer on architectures that need it? */
+ struct riscv_regs *r = (struct riscv_regs *)(t->regs) - 1;
+ r->sp = s;
+}
+
vm_t get_stack(struct tcb *t)
{
struct riscv_regs *r = (struct riscv_regs *)(t->regs) - 1;