Annotation of sys/arch/m88k/include/asm.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: asm.h,v 1.8 2006/05/08 14:03:34 miod Exp $ */
! 2:
! 3: /*
! 4: * Mach Operating System
! 5: * Copyright (c) 1993-1992 Carnegie Mellon University
! 6: * Copyright (c) 1991 OMRON Corporation
! 7: * All Rights Reserved.
! 8: *
! 9: * Permission to use, copy, modify and distribute this software and its
! 10: * documentation is hereby granted, provided that both the copyright
! 11: * notice and this permission notice appear in all copies of the
! 12: * software, derivative works or modified versions, and any portions
! 13: * thereof, and that both notices appear in supporting documentation.
! 14: *
! 15: * CARNEGIE MELLON AND OMRON ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
! 16: * CONDITION. CARNEGIE MELLON AND OMRON DISCLAIM ANY LIABILITY OF ANY KIND
! 17: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
! 18: *
! 19: * Carnegie Mellon requests users of this software to return to
! 20: *
! 21: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
! 22: * School of Computer Science
! 23: * Carnegie Mellon University
! 24: * Pittsburgh PA 15213-3890
! 25: *
! 26: * any improvements or extensions that they make and grant Carnegie the
! 27: * rights to redistribute these changes.
! 28: */
! 29:
! 30: #ifndef __M88K_ASM_H__
! 31: #define __M88K_ASM_H__
! 32:
! 33: #ifdef __STDC__
! 34: #define _C_LABEL(name) _ ## name
! 35: #else
! 36: #define _C_LABEL(name) _/**/name
! 37: #endif
! 38:
! 39: #define _ASM_LABEL(name) name
! 40:
! 41: #define _ENTRY(name) \
! 42: .text; .align 8; .globl name; name:
! 43:
! 44: #define ENTRY(name) _ENTRY(_C_LABEL(name))
! 45: #define ASENTRY(name) _ENTRY(_ASM_LABEL(name))
! 46:
! 47: #define GLOBAL(name) \
! 48: .globl _C_LABEL(name); _C_LABEL(name):
! 49:
! 50: #define ASGLOBAL(name) \
! 51: .globl _ASM_LABEL(name); _ASM_LABEL(name):
! 52:
! 53: #define LOCAL(name) \
! 54: _C_LABEL(name):
! 55:
! 56: #define ASLOCAL(name) \
! 57: _ASM_LABEL(name):
! 58:
! 59: #define BSS(name, size) \
! 60: .comm _C_LABEL(name), size
! 61:
! 62: #define ASBSS(name, size) \
! 63: .comm _ASM_LABEL(name), size
! 64:
! 65: #ifdef __ELF__
! 66: #define WEAK_ALIAS(alias,sym) \
! 67: .weak alias; \
! 68: alias = sym
! 69: #else
! 70: #ifdef __STDC__
! 71: #define WEAK_ALIAS(alias,sym) \
! 72: .weak _##alias; \
! 73: _##alias = _##sym
! 74: #else
! 75: #define WEAK_ALIAS(alias,sym) \
! 76: .weak _/**/alias; \
! 77: _/**/alias = _/**/sym
! 78: #endif
! 79: #endif
! 80:
! 81: #ifdef _KERNEL
! 82:
! 83: #ifdef _LOCORE
! 84: /*
! 85: * Control register symbolic names
! 86: */
! 87:
! 88: #define PID cr0
! 89: #define PSR cr1
! 90: #define EPSR cr2
! 91: #define SSBR cr3
! 92: #define SXIP cr4
! 93: #define SNIP cr5
! 94: #define SFIP cr6
! 95: #define VBR cr7
! 96: #define DMT0 cr8
! 97: #define DMD0 cr9
! 98: #define DMA0 cr10
! 99: #define DMT1 cr11
! 100: #define DMD1 cr12
! 101: #define DMA1 cr13
! 102: #define DMT2 cr14
! 103: #define DMD2 cr15
! 104: #define DMA2 cr16
! 105: #define SR0 cr17
! 106: #define SR1 cr18
! 107: #define SR2 cr19
! 108: #define SR3 cr20
! 109:
! 110: /* MVME197 only */
! 111: #define SRX cr16
! 112: #define EXIP cr4
! 113: #define ENIP cr5
! 114: #define ICMD cr25
! 115: #define ICTL cr26
! 116: #define ISAR cr27
! 117: #define ISAP cr28
! 118: #define IUAP cr29
! 119: #define IIR cr30
! 120: #define IBP cr31
! 121: #define IPPU cr32
! 122: #define IPPL cr33
! 123: #define ISR cr34
! 124: #define ILAR cr35
! 125: #define IPAR cr36
! 126: #define DCMD cr40
! 127: #define DCTL cr41
! 128: #define DSAR cr42
! 129: #define DSAP cr43
! 130: #define DUAP cr44
! 131: #define DIR cr45
! 132: #define DBP cr46
! 133: #define DPPU cr47
! 134: #define DPPL cr48
! 135: #define DSR cr49
! 136: #define DLAR cr50
! 137: #define DPAR cr51
! 138: /* end MVME197 only */
! 139:
! 140: #define FPECR fcr0
! 141: #define FPHS1 fcr1
! 142: #define FPLS1 fcr2
! 143: #define FPHS2 fcr3
! 144: #define FPLS2 fcr4
! 145: #define FPPT fcr5
! 146: #define FPRH fcr6
! 147: #define FPRL fcr7
! 148: #define FPIT fcr8
! 149: #define FPSR fcr62
! 150: #define FPCR fcr63
! 151:
! 152: /*
! 153: * At various times, there is the need to clear the pipeline (i.e.
! 154: * synchronize). A "tb1 0, r0, foo" will do that (because a trap
! 155: * instruction always synchronizes, and this particular instruction
! 156: * will never actually take the trap).
! 157: */
! 158: #define FLUSH_PIPELINE tb1 0, r0, 0
! 159: #define NOP or r0, r0, r0
! 160: #define RTE NOP ; rte
! 161:
! 162: /*
! 163: * Info about the PSR
! 164: */
! 165: #define PSR_SHADOW_FREEZE_BIT 0
! 166: #define PSR_INTERRUPT_DISABLE_BIT 1
! 167: #define PSR_FPU_DISABLE_BIT 3
! 168: #define PSR_BIG_ENDIAN_MODE 30
! 169: #define PSR_SUPERVISOR_MODE_BIT 31
! 170: /*
! 171: * mc88110 PSR bit definitions (MVME197)
! 172: */
! 173: #define PSR_GRAPHICS_DISABLE_BIT 4
! 174: #define PSR_SERIAL_MODE_BIT 29
! 175: #define PSR_CARRY_BIT 28
! 176: #define PSR_SERIALIZE_BIT 25
! 177:
! 178: #define VECTOR(x) \
! 179: word _C_LABEL(x)
! 180:
! 181: #define CPU SR0
! 182:
! 183: #endif /* _LOCORE */
! 184:
! 185: #define FLUSH_PIPELINE_STRING "tb1 0, r0, 0"
! 186:
! 187: /*
! 188: * Status bits for an SXIP/SNIP/SFIP address.
! 189: */
! 190: #define RTE_VALID_BIT 1
! 191: #define RTE_ERROR_BIT 0
! 192:
! 193: /*
! 194: * Info about DMT0/DMT1/DMT2
! 195: */
! 196: #define DMT_VALID_BIT 0
! 197: #define DMT_WRITE_BIT 1
! 198: #define DMT_LOCK_BIT 12
! 199: #define DMT_DOUBLE_BIT 13
! 200: #define DMT_DAS_BIT 14
! 201: #define DMT_DREG_OFFSET 7
! 202: #define DMT_DREG_WIDTH 5
! 203:
! 204: #endif /* _KERNEL */
! 205:
! 206: #endif /* __M88K_ASM_H__ */
CVSweb
![[BACK]](/icons/back.gif){kind=icon}
Return to asm.h CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / sys / arch / m88k / include