From 025a38a1f743fd9e89cbd477abe3f79a8d098097 Mon Sep 17 00:00:00 2001 From: Vegard Storheil Eriksen Date: Sat, 19 Nov 2011 17:21:31 +0100 Subject: Moved os and hal related files into subdirectories. --- thread.cpp | 31 ------------------------------- 1 file changed, 31 deletions(-) delete mode 100644 thread.cpp (limited to 'thread.cpp') diff --git a/thread.cpp b/thread.cpp deleted file mode 100644 index a08bd61..0000000 --- a/thread.cpp +++ /dev/null @@ -1,31 +0,0 @@ -#include "thread.h" -#include "interrupt.h" - -Thread Thread::main_thread __attribute__ ((init_priority (1000))); -Thread* Thread::active_thread = &Thread::main_thread; - -inline void __attribute__((naked)) switch_context() { - asm volatile ("cpsid i"); - - // Save unsaved registers. - asm volatile ("push {r4, r5, r6, r7, r8, r9, r10, r11, lr}" ::: "memory"); - - // Store stack pointer for old thread. - asm volatile ("str sp, [%0]" :: "r" (&Thread::active_thread->sp)); - - // Update running thread. - Thread::active_thread = Thread::active_thread->next; - - // Fetch stack pointer for new thread. - asm volatile ("ldr sp, [%0]" :: "r" (&Thread::active_thread->sp)); - - asm volatile ("cpsie i"); - - // Load registers and return. - asm volatile ("pop {r4, r5, r6, r7, r8, r9, r10, r11, pc}" ::: "memory"); -} - -template<> -void interrupt() { - switch_context(); -} -- cgit v1.2.3