diff options
Diffstat (limited to 'arch/nios2/include/asm/nios2.h')
-rw-r--r-- | arch/nios2/include/asm/nios2.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/arch/nios2/include/asm/nios2.h b/arch/nios2/include/asm/nios2.h deleted file mode 100644 index a2d8e22140..0000000000 --- a/arch/nios2/include/asm/nios2.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * (C) Copyright 2004, Psyent Corporation <www.psyent.com> - * Scott McNutt <smcnutt@psyent.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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. - * - */ - -#ifndef __NIOS2_H__ -#define __NIOS2_H__ - -/*------------------------------------------------------------------------ - * Control registers -- use with wrctl() & rdctl() - *----------------------------------------------------------------------*/ -#define CTL_STATUS 0 /* Processor status reg */ -#define CTL_ESTATUS 1 /* Exception status reg */ -#define CTL_BSTATUS 2 /* Break status reg */ -#define CTL_IENABLE 3 /* Interrut enable reg */ -#define CTL_IPENDING 4 /* Interrut pending reg */ - -/*------------------------------------------------------------------------ - * Access to control regs - *----------------------------------------------------------------------*/ -#define _str_(x) #x - -#define rdctl(reg)\ - ({unsigned int val;\ - asm volatile("rdctl %0, ctl" _str_(reg)\ - : "=r" (val)); val; }) - -#define wrctl(reg, val)\ - asm volatile("wrctl ctl" _str_(reg) ",%0"\ - : : "r" (val)) - -/*------------------------------------------------------------------------ - * Control reg bit masks - *----------------------------------------------------------------------*/ -#define STATUS_IE (1<<0) /* Interrupt enable */ -#define STATUS_U (1<<1) /* User-mode */ - -/*------------------------------------------------------------------------ - * Bit-31 Cache bypass -- only valid for data access. When data cache - * is not implemented, bit 31 is ignored for compatibility. - *----------------------------------------------------------------------*/ -#define CACHE_BYPASS(a) ((a) | 0x80000000) -#define CACHE_NO_BYPASS(a) ((a) & ~0x80000000) - -#endif /* __NIOS2_H__ */ |