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51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/*
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* Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
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* Copyright (C) 2008-2009 PetaLogix
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* Copyright (C) 2006 Atmark Techno, Inc.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#ifndef _ASM_MICROBLAZE_REGISTERS_H
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#define _ASM_MICROBLAZE_REGISTERS_H
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#define MSR_BE (1<<0) /* 0x001 */
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#define MSR_IE (1<<1) /* 0x002 */
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#define MSR_C (1<<2) /* 0x004 */
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#define MSR_BIP (1<<3) /* 0x008 */
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#define MSR_FSL (1<<4) /* 0x010 */
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#define MSR_ICE (1<<5) /* 0x020 */
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#define MSR_DZ (1<<6) /* 0x040 */
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#define MSR_DCE (1<<7) /* 0x080 */
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#define MSR_EE (1<<8) /* 0x100 */
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#define MSR_EIP (1<<9) /* 0x200 */
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#define MSR_CC (1<<31)
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/* Floating Point Status Register (FSR) Bits */
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#define FSR_IO (1<<4) /* Invalid operation */
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#define FSR_DZ (1<<3) /* Divide-by-zero */
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#define FSR_OF (1<<2) /* Overflow */
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#define FSR_UF (1<<1) /* Underflow */
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#define FSR_DO (1<<0) /* Denormalized operand error */
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# ifdef CONFIG_MMU
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/* Machine State Register (MSR) Fields */
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# define MSR_UM (1<<11) /* User Mode */
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# define MSR_UMS (1<<12) /* User Mode Save */
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# define MSR_VM (1<<13) /* Virtual Mode */
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# define MSR_VMS (1<<14) /* Virtual Mode Save */
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# define MSR_KERNEL (MSR_EE | MSR_VM)
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/* # define MSR_USER (MSR_KERNEL | MSR_UM | MSR_IE) */
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# define MSR_KERNEL_VMS (MSR_EE | MSR_VMS)
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/* # define MSR_USER_VMS (MSR_KERNEL_VMS | MSR_UMS | MSR_IE) */
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/* Exception State Register (ESR) Fields */
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# define ESR_DIZ (1<<11) /* Zone Protection */
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# define ESR_S (1<<10) /* Store instruction */
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# endif /* CONFIG_MMU */
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#endif /* _ASM_MICROBLAZE_REGISTERS_H */
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