netbsd/sys/arch/arm/xscale/pxa2x0cpu.h
2013-04-06 16:48:33 +02:00

95 lines
3.6 KiB
C

/* $NetBSD: pxa2x0cpu.h,v 1.4 2007/02/25 13:46:40 nonaka Exp $ */
/*
* Copyright (c) 2005 Genetec Corporation. All rights reserved.
* Written by Hiroyuki Bessho for Genetec Corporation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of Genetec Corporation may not be used to endorse or
* promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* In kernel config file, users can have options
* CPU_XSCALE_PXA250 and/or CPU_XSCALE_PXA270.
*
* If kernel is configured to support PXA250 and PXA270, CPU type is
* determined run-time by reading a co-processor register.
*/
#ifndef _ARM_XSCALE_PXA2X0CPU_H
#define _ARM_XSCALE_PXA2X0CPU_H
#ifdef _KERNEL_OPT
#include "opt_cputypes.h" /* User's choice of CPU */
#endif
#if !defined(CPU_XSCALE_PXA250) && !defined(CPU_XSCALE_PXA270)
#error neither CPU_XSCALE_PXA250 nor CPU_XSCALE_PXA270 is defined.
#endif
#if defined(CPU_XSCALE_PXA250) || defined(CPU_XSCALE_PXA270)
# define __CPU_XSCALE_PXA2XX
#endif
#define CPU_ID_PXA_MASK (CPU_ID_IMPLEMETOR_MASK|CPU_ID_VARIANT_MASK|\
CPU_ID_ARCH_MASK|CPU_ID_XSCALE_COREGEN_MASK)
#define __CPU_IS_PXA250 ((cpufunc_id() & CPU_ID_XSCALE_COREGEN_MASK) == 0x2000)
#define __CPU_IS_PXA270 ((cpufunc_id() & CPU_ID_XSCALE_COREGEN_MASK) == 0x4000)
# if defined(CPU_XSCALE_PXA250) && defined(CPU_XSCALE_PXA270)
#define CPU_IS_PXA250 __CPU_IS_PXA250
#define CPU_IS_PXA270 __CPU_IS_PXA270
#elif defined(CPU_XSCALE_PXA250) && !defined(CPU_XSCALE_PXA270)
#define CPU_IS_PXA250 (1)
#define CPU_IS_PXA270 (0)
#elif !defined(CPU_XSCALE_PXA250) && defined(CPU_XSCALE_PXA270)
#define CPU_IS_PXA250 (0)
#define CPU_IS_PXA270 (1)
#elif !defined(CPU_XSCALE_PXA250) && !defined(CPU_XSCALE_PXA270)
#define CPU_IS_PXA250 (0)
#define CPU_IS_PXA270 (0)
#endif
#include <arm/xscale/pxa2x0reg.h>
#ifdef CPU_XSCALE_PXA270
#define PXA2X0_GPIO_SIZE PXA270_GPIO_SIZE
#define GPIO_REG PXA270_GPIO_REG
#define GPIO_NPINS PXA270_GPIO_NPINS
#define PXA2X0_MEMCTL_SIZE PXA270_MEMCTL_SIZE
#define PXA2X0_USBDC_SIZE PXA270_USBDC_SIZE
#define PXA2X0_RTC_SIZE PXA270_RTC_SIZE
#else
#define PXA2X0_GPIO_SIZE PXA250_GPIO_SIZE
#define GPIO_REG PXA250_GPIO_REG
#define GPIO_NPINS PXA250_GPIO_NPINS
#define PXA2X0_MEMCTL_SIZE PXA250_MEMCTL_SIZE
#define PXA2X0_USBDC_SIZE PXA250_USBDC_SIZE
#define PXA2X0_RTC_SIZE PXA250_RTC_SIZE
#endif
#endif /* _ARM_XSCALE_PXA2X0CPU_H */