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- /* include/asm-m68knommu/MC68VZ328.h: 'VZ328 control registers
- *
- * Copyright (c) 2000-2001 Lineo Inc. <www.lineo.com>
- * Copyright (c) 2000-2001 Lineo Canada Corp. <www.lineo.ca>
- * Copyright (C) 1999 Vladimir Gurevich <vgurevic@cisco.com>
- * Bare & Hare Software, Inc.
- * Based on include/asm-m68knommu/MC68332.h
- * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>,
- * The Silver Hammer Group, Ltd.
- *
- * M68VZ328 fixes by Evan Stawnyczy <evan@lineo.com>
- * vz multiport fixes by Michael Leslie <mleslie@lineo.com>
- */
- #ifndef _MC68VZ328_H_
- #define _MC68VZ328_H_
- #define BYTE_REF(addr) (*((volatile unsigned char*)addr))
- #define WORD_REF(addr) (*((volatile unsigned short*)addr))
- #define LONG_REF(addr) (*((volatile unsigned long*)addr))
- #define PUT_FIELD(field, val) (((val) << field##_SHIFT) & field##_MASK)
- #define GET_FIELD(reg, field) (((reg) & field##_MASK) >> field##_SHIFT)
- /**********
- *
- * 0xFFFFF0xx -- System Control
- *
- **********/
-
- /*
- * System Control Register (SCR)
- */
- #define SCR_ADDR 0xfffff000
- #define SCR BYTE_REF(SCR_ADDR)
- #define SCR_WDTH8 0x01 /* 8-Bit Width Select */
- #define SCR_DMAP 0x04 /* Double Map */
- #define SCR_SO 0x08 /* Supervisor Only */
- #define SCR_BETEN 0x10 /* Bus-Error Time-Out Enable */
- #define SCR_PRV 0x20 /* Privilege Violation */
- #define SCR_WPV 0x40 /* Write Protect Violation */
- #define SCR_BETO 0x80 /* Bus-Error TimeOut */
- /*
- * Silicon ID Register (Mask Revision Register (MRR) for '328 Compatibility)
- */
- #define MRR_ADDR 0xfffff004
- #define MRR LONG_REF(MRR_ADDR)
- /**********
- *
- * 0xFFFFF1xx -- Chip-Select logic
- *
- **********/
-
- /*
- * Chip Select Group Base Registers
- */
- #define CSGBA_ADDR 0xfffff100
- #define CSGBB_ADDR 0xfffff102
- #define CSGBC_ADDR 0xfffff104
- #define CSGBD_ADDR 0xfffff106
- #define CSGBA WORD_REF(CSGBA_ADDR)
- #define CSGBB WORD_REF(CSGBB_ADDR)
- #define CSGBC WORD_REF(CSGBC_ADDR)
- #define CSGBD WORD_REF(CSGBD_ADDR)
- /*
- * Chip Select Registers
- */
- #define CSA_ADDR 0xfffff110
- #define CSB_ADDR 0xfffff112
- #define CSC_ADDR 0xfffff114
- #define CSD_ADDR 0xfffff116
- #define CSA WORD_REF(CSA_ADDR)
- #define CSB WORD_REF(CSB_ADDR)
- #define CSC WORD_REF(CSC_ADDR)
- #define CSD WORD_REF(CSD_ADDR)
- #define CSA_EN 0x0001 /* Chip-Select Enable */
- #define CSA_SIZ_MASK 0x000e /* Chip-Select Size */
- #define CSA_SIZ_SHIFT 1
- #define CSA_WS_MASK 0x0070 /* Wait State */
- #define CSA_WS_SHIFT 4
- #define CSA_BSW 0x0080 /* Data Bus Width */
- #define CSA_FLASH 0x0100 /* FLASH Memory Support */
- #define CSA_RO 0x8000 /* Read-Only */
- #define CSB_EN 0x0001 /* Chip-Select Enable */
- #define CSB_SIZ_MASK 0x000e /* Chip-Select Size */
- #define CSB_SIZ_SHIFT 1
- #define CSB_WS_MASK 0x0070 /* Wait State */
- #define CSB_WS_SHIFT 4
- #define CSB_BSW 0x0080 /* Data Bus Width */
- #define CSB_FLASH 0x0100 /* FLASH Memory Support */
- #define CSB_UPSIZ_MASK 0x1800 /* Unprotected memory block size */
- #define CSB_UPSIZ_SHIFT 11
- #define CSB_ROP 0x2000 /* Readonly if protected */
- #define CSB_SOP 0x4000 /* Supervisor only if protected */
- #define CSB_RO 0x8000 /* Read-Only */
- #define CSC_EN 0x0001 /* Chip-Select Enable */
- #define CSC_SIZ_MASK 0x000e /* Chip-Select Size */
- #define CSC_SIZ_SHIFT 1
- #define CSC_WS_MASK 0x0070 /* Wait State */
- #define CSC_WS_SHIFT 4
- #define CSC_BSW 0x0080 /* Data Bus Width */
- #define CSC_FLASH 0x0100 /* FLASH Memory Support */
- #define CSC_UPSIZ_MASK 0x1800 /* Unprotected memory block size */
- #define CSC_UPSIZ_SHIFT 11
- #define CSC_ROP 0x2000 /* Readonly if protected */
- #define CSC_SOP 0x4000 /* Supervisor only if protected */
- #define CSC_RO 0x8000 /* Read-Only */
- #define CSD_EN 0x0001 /* Chip-Select Enable */
- #define CSD_SIZ_MASK 0x000e /* Chip-Select Size */
- #define CSD_SIZ_SHIFT 1
- #define CSD_WS_MASK 0x0070 /* Wait State */
- #define CSD_WS_SHIFT 4
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