-/*!
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction. Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License. This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2004, 2008 Develer S.r.l. (http://www.develer.com/)
- * Copyright 1999, 2000, 2001 Bernie Innocenti <bernie@codewiz.org>
- * -->
- *
- * \version $Id$
- * \author Bernie Innocenti <bernie@codewiz.org>
- * \author Stefano Fedrigo <aleph@develer.com>
- *
- * \brief AVR context switch
- *
- */
+#include <cfg/cfg_arch.h>
-#include <avr/io.h>
-
-/* void asm_switch_context(void **new_sp [r24:r25], void **save_sp [r22:r23]) */
-.globl asm_switch_context
-asm_switch_context:
-
-; r0 is the TEMP REG and can be used freely.
-; r1 is the ZERO REG and must always contain 0.
-;
-; Stack frame is 19 byte, remember to update
-; CPU_SAVED_REGS_CNT if you change pushed regs.
-
- in r0,SREG-__SFR_OFFSET
- push r0
-; push r1 ;zero-reg
- push r2
- push r3
- push r4
- push r5
- push r6
- push r7
- push r8
- push r9
- push r10
- push r11
- push r12
- push r13
- push r14
- push r15
- push r16
- push r17
-; push r18 ;caller-save
-; push r19 ;caller-save
-; push r20 ;caller-save
-; push r21 ;caller-save
-; push r22 ;caller-save
-; push r23 ;caller-save
-; push r24 ;caller-save
-; push r25 ;caller-save
-; push r26 ;caller-save
-; push r27 ;caller-save
- push r28
- push r29
-; push r30 ;caller-save
-; push r31 ;caller-save
-
- in r18,SPL-__SFR_OFFSET ; r18:r19 = SP
- in r19,SPH-__SFR_OFFSET
- movw r26,r22 ; X = save_sp
- st X+,r18 ; *save_sp = SP
- st X,r19
- movw r26,r24 ; X = new_sp
- ld r18,X+
- ld r19,X
-
-; Set new stack pointer.
-; AVR is an 8 bit processor so
-; care must be taken when updating
-; SP that is a 16 bit reg.
-; Two instructions are required to update SP
-; so an IRQ can sneak in between them.
-; So IRQ *MUST* be disabled and then restored.
- cli ; Disable interrupt
- out SPL-__SFR_OFFSET,r18 ; SP = *new_sp
- out SPH-__SFR_OFFSET,r19
- out SREG-__SFR_OFFSET,r0 ; Restore previous IRQ state
-
-; pop r31 ;caller-save
-; pop r30 ;caller-save
- pop r29
- pop r28
-; pop r27 ;caller-save
-; pop r26 ;caller-save
-; pop r25 ;caller-save
-; pop r24 ;caller-save
-; pop r23 ;caller-save
-; pop r22 ;caller-save
-; pop r21 ;caller-save
-; pop r20 ;caller-save
-; pop r19 ;caller-save
-; pop r18 ;caller-save
- pop r17
- pop r16
- pop r15
- pop r14
- pop r13
- pop r12
- pop r11
- pop r10
- pop r9
- pop r8
- pop r7
- pop r6
- pop r5
- pop r4
- pop r3
- pop r2
-; pop r1 ;zero-reg
- pop r0
- out SREG-__SFR_OFFSET,r0
-
- ret
+#if !(ARCH & ARCH_NIGHTTEST)
+ #warning This file is deprecated, use switch_ctx_avr.S
+ #include "switch_ctx_avr.S"
+#endif