/* $OpenBSD: m88100.h,v 1.9 2014/05/31 11:19:06 miod Exp $ */ /* * Mach Operating System * Copyright (c) 1993-1992 Carnegie Mellon University * All Rights Reserved. * * Permission to use, copy, modify and distribute this software and its * documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie Mellon * the rights to redistribute these changes. */ #ifndef _M88K_M88100_H_ #define _M88K_M88100_H_ /* * 88100 RISC definitions */ /* * DMT0, DMT1, DMT2 layout */ #define DMT_BO 0x00008000 /* Byte-Ordering */ #define DMT_DAS 0x00004000 /* Data Access Space */ #define DMT_DOUB1 0x00002000 /* Double Word */ #define DMT_LOCKBAR 0x00001000 /* Bud Lock */ #define DMT_DREG 0x00000F80 /* Destination Registers 5bits */ #define DMT_SIGNED 0x00000040 /* Sign-Extended Bit */ #define DMT_EN 0x0000003C /* Byte Enable Bit */ #define DMT_WRITE 0x00000002 /* Read/Write Transaction Bit */ #define DMT_VALID 0x00000001 /* Valid Transaction Bit */ #define DMT_DREGSHIFT 7 #define DMT_ENSHIFT 2 #define DMT_DREGBITS(x) (((x) & DMT_DREG) >> DMT_DREGSHIFT) #define DMT_ENBITS(x) (((x) & DMT_EN) >> DMT_ENSHIFT) #if defined(_KERNEL) && !defined(_LOCORE) void dae_print(u_int *); void data_access_emulation(u_int *); u_int32_t do_load_word(vaddr_t, int); u_int32_t do_load_half(vaddr_t, int); u_int32_t do_load_byte(vaddr_t, int); void do_store_word(vaddr_t, u_int32_t, int); void do_store_half(vaddr_t, u_int16_t, int); void do_store_byte(vaddr_t, u_int8_t, int); u_int32_t do_xmem_word(vaddr_t, u_int32_t, int); u_int8_t do_xmem_byte(vaddr_t, u_int8_t, int); void m88100_apply_patches(void); void m88100_smp_setup(struct cpu_info *); /* rewind one instruction */ static __inline__ void m88100_rewind_insn(struct reg *regs) { regs->sfip = regs->snip; regs->snip = regs->sxip; } #endif #endif /* _M88K_M88100_H_ */