40 lines
		
	
	
	
		
			1.2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			40 lines
		
	
	
	
		
			1.2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * include/asm-sh/cpu-sh4/mmu_context.h | ||
|  |  * | ||
|  |  * Copyright (C) 1999 Niibe Yutaka | ||
|  |  * | ||
|  |  * This file is subject to the terms and conditions of the GNU General Public | ||
|  |  * License.  See the file "COPYING" in the main directory of this archive | ||
|  |  * for more details. | ||
|  |  */ | ||
|  | #ifndef __ASM_CPU_SH4_MMU_CONTEXT_H
 | ||
|  | #define __ASM_CPU_SH4_MMU_CONTEXT_H
 | ||
|  | 
 | ||
|  | #define MMU_PTEH	0xFF000000	/* Page table entry register HIGH */
 | ||
|  | #define MMU_PTEL	0xFF000004	/* Page table entry register LOW */
 | ||
|  | #define MMU_TTB		0xFF000008	/* Translation table base register */
 | ||
|  | #define MMU_TEA		0xFF00000C	/* TLB Exception Address */
 | ||
|  | #define MMU_PTEA	0xFF000034	/* Page table entry assistance register */
 | ||
|  | 
 | ||
|  | #define MMUCR		0xFF000010	/* MMU Control Register */
 | ||
|  | 
 | ||
|  | #define MMU_ITLB_ADDRESS_ARRAY	0xF2000000
 | ||
|  | #define MMU_UTLB_ADDRESS_ARRAY	0xF6000000
 | ||
|  | #define MMU_PAGE_ASSOC_BIT	0x80
 | ||
|  | 
 | ||
|  | #define MMU_NTLB_ENTRIES	64	/* for 7750 */
 | ||
|  | #define MMU_CONTROL_INIT	0x205	/* SQMD=1, SV=0, TI=1, AT=1 */
 | ||
|  | 
 | ||
|  | #define MMU_ITLB_DATA_ARRAY	0xF3000000
 | ||
|  | #define MMU_UTLB_DATA_ARRAY	0xF7000000
 | ||
|  | 
 | ||
|  | #define MMU_UTLB_ENTRIES	   64
 | ||
|  | #define MMU_U_ENTRY_SHIFT	    8
 | ||
|  | #define MMU_UTLB_VALID		0x100
 | ||
|  | #define MMU_ITLB_ENTRIES	    4
 | ||
|  | #define MMU_I_ENTRY_SHIFT	    8
 | ||
|  | #define MMU_ITLB_VALID		0x100
 | ||
|  | 
 | ||
|  | #endif /* __ASM_CPU_SH4_MMU_CONTEXT_H */
 | ||
|  | 
 |