arm.equ.svn-base

Spearhead2000 的 USB驱动程序

; ---------------------------------------------------------------
; This confidential and proprietary software may be used only as
; authorised by a licensing agreement from ARM Limited
;   (C) COPYRIGHT 1998 ARM Limited
;       ALL RIGHTS RESERVED
; The entire notice above must be reproduced on all authorised
; copies and copies may only be made to the extent permitted
; by a licensing agreement from ARM Limited.
; ---------------------------------------------------------------
;
;       Originator   : Daren Croxford
;       Project      : Easy
;
;       This file is under CVS control
;
;       Updated by   : dcroxfor
;       CVS Filename : arm.equ
;       Revision     : 1.1
;       Checked In   : 1999/03/08 14:48:16
;
;       Purpose      : ARM constant definitions
;	         
; ---------------------------------------------------------------
;
; $Id: arm.equ,v 1.1 2005/05/26 15:52:46 sp_head Exp $
;
; $Log: arm.equ,v $
; Revision 1.1  2005/05/26 15:52:46  sp_head
; user NI
;
; Revision 1.1.1.2  2004/12/03 15:34:24  spear
; First import from CRD
;
; Revision 1.1.1.1  2004/12/02 11:07:22  spear
; First import from CRD
;
; 
;  Revision: 1.1 Tue Nov 23 10:14:06 2004 gazzina
;  first release
; 
;  Revision: 1.2 Thu Dec 19 15:51:31 2002 lert
;  IT IS TIME TO TALK ABOUT ARM946ES ! C'MN  New Labels to support uHAL

;=======================
;ARM modes
;=======================
MODE_USR_32	EQU	0x10
MODE_FIQ_32	EQU	0x11
MODE_IRQ_32	EQU	0x12
MODE_SVC_32	EQU	0x13
MODE_ABT_32	EQU	0x17
MODE_UND_32	EQU	0x1B
MODE_SYS_32	EQU	0x1F

MODE_BITS	EQU	0x1F

TBIT		EQU	(1:SHL:5)
FBIT		EQU	(1:SHL:6)
IBIT		EQU	(1:SHL:7)

;=======================
;ARM interrupts
;=======================
INTERRUPT_BITS	EQU	0xC0

ENABLE_IRQ	EQU	0x0
ENABLE_FIQ	EQU	0x0
DISABLE_FIQ	EQU	0x40
DISABLE_IRQ	EQU	0x80
NoINTS          EQU     (DISABLE_IRQ | DISABLE_FIQ)
MaskINTS        EQU     NoINTS

;=======================
;ARM fLAGs
;=======================
FLAG_BITS	EQU	0xF0000000

NFLAG           EQU     0x80000000
ZFLAG           EQU     0x40000000
CFLAG           EQU     0x20000000
VFLAG           EQU     0x10000000

; /* Just to support HAL */
PSR_T_bit       		EQU     0x20
angel_SWIreason_EnterSVC        EQU     0x17

;/* SWIs known to uHAL */
SWI_Angel                       EQU     0x123456

BranchPrediction       		EQU     0x0800
EnableMMU            		EQU     0x0001
EnableDcache           		EQU     0x0004
EnableIcache         		EQU     0x1000
EnableWB                	EQU     0x0008

	END