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/*
* (C) Copyright 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
*
* This program 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _ASM_CPU_SH4_H_
#define _ASM_CPU_SH4_H_
/* cache control */
#define CCR_CACHE_STOP 0x00000808
#define CCR_CACHE_ENABLE 0x00000101
#define CCR_CACHE_ICI 0x00000800
#define CACHE_OC_ADDRESS_ARRAY 0xf4000000
#if defined (CONFIG_CPU_SH7750) || \
defined(CONFIG_CPU_SH7751)
#define CACHE_OC_WAY_SHIFT 14
#define CACHE_OC_NUM_ENTRIES 512
#else
#define CACHE_OC_WAY_SHIFT 13
#define CACHE_OC_NUM_ENTRIES 256
#endif
#define CACHE_OC_ENTRY_SHIFT 5
#if defined (CONFIG_CPU_SH7750) || \
defined(CONFIG_CPU_SH7751)
# include <asm/cpu_sh7750.h>
#elif defined (CONFIG_CPU_SH7722)
# include <asm/cpu_sh7722.h>
#elif defined (CONFIG_CPU_SH7723)
# include <asm/cpu_sh7723.h>
#elif defined (CONFIG_CPU_SH7763)
# include <asm/cpu_sh7763.h>
#elif defined (CONFIG_CPU_SH7780)
# include <asm/cpu_sh7780.h>
#elif defined (CONFIG_CPU_SH7785)
# include <asm/cpu_sh7785.h>
#else
# error "Unknown SH4 variant"
#endif
#if defined(CONFIG_SH_32BIT)
#define PMB_ADDR_ARRAY 0xf6100000
#define PMB_ADDR_ENTRY 8
#define PMB_VPN 24
#define PMB_DATA_ARRAY 0xf7100000
#define PMB_DATA_ENTRY 8
#define PMB_PPN 24
#define PMB_UB 9 /* Buffered write */
#define PMB_V 8 /* Valid */
#define PMB_SZ1 7 /* Page size (upper bit) */
#define PMB_SZ0 4 /* Page size (lower bit) */
#define PMB_C 3 /* Cacheability */
#define PMB_WT 0 /* Write-through */
#define PMB_ADDR_BASE(entry) (PMB_ADDR_ARRAY + (entry << PMB_ADDR_ENTRY))
#define PMB_DATA_BASE(entry) (PMB_DATA_ARRAY + (entry << PMB_DATA_ENTRY))
#define mk_pmb_addr_val(vpn) ((vpn << PMB_VPN))
#define mk_pmb_data_val(ppn, ub, v, sz1, sz0, c, wt) \
((ppn << PMB_PPN) | (ub << PMB_UB) | \
(v << PMB_V) | (sz1 << PMB_SZ1) | \
(sz0 << PMB_SZ0) | (c << PMB_C) | \
(wt << PMB_WT))
#endif
#endif /* _ASM_CPU_SH4_H_ */
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