diff options
Diffstat (limited to 'sys/arch/luna88k/include/asm.h')
| -rw-r--r-- | sys/arch/luna88k/include/asm.h | 313 |
1 files changed, 3 insertions, 310 deletions
diff --git a/sys/arch/luna88k/include/asm.h b/sys/arch/luna88k/include/asm.h index 37e414359c7..d4edacc3046 100644 --- a/sys/arch/luna88k/include/asm.h +++ b/sys/arch/luna88k/include/asm.h @@ -1,310 +1,3 @@ -/* $OpenBSD: asm.h,v 1.1 2004/04/21 15:23:56 aoyama Exp $ */ - -/* - * Mach Operating System - * Copyright (c) 1993-1992 Carnegie Mellon University - * Copyright (c) 1991 OMRON Corporation - * 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 AND OMRON ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON AND OMRON DISCLAIM 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 the - * rights to redistribute these changes. - */ - -#ifndef __MACHINE_M88K_ASM_H__ -#define __MACHINE_M88K_ASM_H__ - -#ifdef __STDC__ -#define _C_LABEL(name) _ ## name -#else -#define _C_LABEL(name) _/**/name -#endif - -#define _ASM_LABEL(name) name - -#define _ENTRY(name) \ - .text; .align 8; .globl name; name: - -#define ENTRY(name) _ENTRY(_C_LABEL(name)) -#define ASENTRY(name) _ENTRY(_ASM_LABEL(name)) - -#define GLOBAL(name) \ - .globl _C_LABEL(name); _C_LABEL(name): - -#define ASGLOBAL(name) \ - .globl _ASM_LABEL(name); _ASM_LABEL(name): - -#define LOCAL(name) \ - _C_LABEL(name): - -#define ASLOCAL(name) \ - _ASM_LABEL(name): - -#define BSS(name, size) \ - .comm _C_LABEL(name), size - -#define ASBSS(name, size) \ - .comm _ASM_LABEL(name), size - -#ifdef __ELF__ -#define WEAK_ALIAS(alias,sym) \ - .weak alias; \ - alias = sym -#else -#ifdef __STDC__ -#define WEAK_ALIAS(alias,sym) \ - .weak _##alias; \ - _##alias = _##sym -#else -#define WEAK_ALIAS(alias,sym) \ - .weak _/**/alias; \ - _/**/alias = _/**/sym -#endif -#endif - -#ifdef _KERNEL - -/* - * Control register symbolic names - */ - -#define PID cr0 -#define PSR cr1 -#define EPSR cr2 -#define SSBR cr3 -#define SXIP cr4 -#define SNIP cr5 -#define SFIP cr6 -#define VBR cr7 -#define DMT0 cr8 -#define DMD0 cr9 -#define DMA0 cr10 -#define DMT1 cr11 -#define DMD1 cr12 -#define DMA1 cr13 -#define DMT2 cr14 -#define DMD2 cr15 -#define DMA2 cr16 -#define SR0 cr17 -#define SR1 cr18 -#define SR2 cr19 -#define SR3 cr20 - -/* MVME197 only */ -#define SRX cr16 -#define EXIP cr4 -#define ENIP cr5 -#define ICMD cr25 -#define ICTL cr26 -#define ISAR cr27 -#define ISAP cr28 -#define IUAP cr29 -#define IIR cr30 -#define IBP cr31 -#define IPPU cr32 -#define IPPL cr33 -#define ISR cr34 -#define ILAR cr35 -#define IPAR cr36 -#define DCMD cr40 -#define DCTL cr41 -#define DSAR cr42 -#define DSAP cr43 -#define DUAP cr44 -#define DIR cr45 -#define DBP cr46 -#define DPPU cr47 -#define DPPL cr48 -#define DSR cr49 -#define DLAR cr50 -#define DPAR cr51 -/* end MVME197 only */ - -#define FPECR fcr0 -#define FPHS1 fcr1 -#define FPLS1 fcr2 -#define FPHS2 fcr3 -#define FPLS2 fcr4 -#define FPPT fcr5 -#define FPRH fcr6 -#define FPRL fcr7 -#define FPIT fcr8 -#define FPSR fcr62 -#define FPCR fcr63 - -/* - * At various times, there is the need to clear the pipeline (i.e. - * synchronize). A "tb1 0, r0, foo" will do that (because a trap - * instruction always synchronizes, and this particular instruction - * will never actually take the trap). - */ -#if 0 -#define FLUSH_PIPELINE tcnd ne0, r0, 0 -#define FLUSH_PIPELINE_STRING "tcnd ne0, r0, 0" -#else -#define FLUSH_PIPELINE tb1 0, r0, 0 -#define FLUSH_PIPELINE_STRING "tb1 0, r0, 0" -#endif -#define NOP or r0, r0, r0 -#define NOP_STRING "or r0, r0, r0" - -#define RTE NOP ; rte - -/* - * Useful in some situations. - */ -#define CALL(NAME, ARG1, ARG2) \ - subu r31, r31, 32; \ - or r2, r0, ARG1; \ - bsr.n NAME; \ - or r3, r0, ARG2; \ - addu r31, r31, 32 - -/* This define is similar to CALL, but accepts a function pointer XXX smurph */ -#define CALLP(NAME, ARG1, ARG2) \ - subu r31, r31, 32; \ - or.u r5, r0, hi16(NAME); \ - ld r4, r5, lo16(NAME); \ - or r2, r0, ARG1; \ - jsr.n r4; \ - or r3, r0, ARG2; \ - addu r31, r31, 32 - -/* - * SR1 - CPU FLAGS REGISTER - * XXX clean this when the trap handler is reworked. Among the things - * I like to see is having the trap frame on the kernel stack instead - * of putting in the PCB. If done properly, we don't need SR1 for doing - * anything special. nivas - * - * SR1 contains flags about the current CPU status. - * - * The bit FLAG_IGNORE_DATA_EXCEPTION indicates that any data exceptions - * should be ignored (well, at least treated in a special way). - * The bit FLAG_ENABLING_FPU indicates that the exception handler is - * in the process of enabling the FPU (so that an exception can - * be serviced). This is needed because enabling the FPU can - * cause other exceptions to happen, and the whole system is - * in a rather precarious state and so special cautions must - * be taken. - */ -#define FLAG_CPU_FIELD_WIDTH 2 /* must be <= 12 */ -#define FLAG_IGNORE_DATA_EXCEPTION 5 -#define FLAG_ENABLING_FPU 7 -#define FLAG_FROM_KERNEL 8 - -/* REGister OFFset into the E.F. (exception frame) */ -#define REG_OFF(reg_num) ((reg_num) * 4) /* (num * sizeof(register_t)) */ -#define GENREG_OFF(num) (REG_OFF(EF_R0 + (num))) /* GENeral REGister OFFset */ - -/* - * Some registers used during the setting up of the new exception frame. - * Don't choose r1, r30, or r31 for any of them. - * - * Also, if any are 'r2' or 'r3', be careful using with CALL above! - */ -#define FLAGS r2 -#define TMP r3 -#define TMP2 r10 -#define TMP3 r11 -#define SAVE_TMP2 st r10, r31, GENREG_OFF(10) -#define SAVE_TMP3 st r11, r31, GENREG_OFF(11) -#define RESTORE_TMP2 ld r10, r31, GENREG_OFF(10) -#define RESTORE_TMP3 ld r11, r31, GENREG_OFF(11) - -/* - * Info about the PSR - */ -#define PSR_SHADOW_FREEZE_BIT 0 -#define PSR_INTERRUPT_DISABLE_BIT 1 -#define PSR_FPU_DISABLE_BIT 3 -#define PSR_BIG_ENDIAN_MODE 30 -#define PSR_SUPERVISOR_MODE_BIT 31 -/* - * mc88110 PSR bit definitions (MVME197) - */ -#define PSR_GRAPHICS_DISABLE_BIT 4 -#define PSR_SERIAL_MODE_BIT 29 -#define PSR_CARRY_BIT 28 -#define PSR_SERIALIZE_BIT 25 - -/* - * Status bits for an SXIP/SNIP/SFIP address. - */ -#define RTE_VALID_BIT 1 -#define RTE_ERROR_BIT 0 - -/* - * Info about DMT0/DMT1/DMT2 - */ -#define DMT_VALID_BIT 0 -#define DMT_WRITE_BIT 1 -#define DMT_LOCK_BIT 12 -#define DMT_DOUBLE_BIT 13 -#define DMT_DAS_BIT 14 -#define DMT_DREG_OFFSET 7 -#define DMT_DREG_WIDTH 5 - -/* - * Bits for eh_debug. - */ -#define DEBUG_INTERRUPT_BIT 0 -#define DEBUG_DATA_BIT 1 -#define DEBUG_INSTRUCTION_BIT 2 -#define DEBUG_MISALIGN_BIT 3 -#define DEBUG_UNIMP_BIT 4 -#define DEBUG_DIVIDE_BIT 5 -#define DEBUG_OF_BIT 6 -#define DEBUG_FPp_BIT 7 -#define DEBUG_FPi_BIT 8 -#define DEBUG_SYSCALL_BIT 9 -#define DEBUG_MACHSYSCALL_BIT 10 -#define DEBUG_UNIMPLEMENTED_BIT 11 -#define DEBUG_PRIVILEGE_BIT 12 -#define DEBUG_BOUNDS_BIT 13 -#define DEBUG_OVERFLOW_BIT 14 -#define DEBUG_ERROR_BIT 15 -#define DEBUG_SIGSYS_BIT 16 -#define DEBUG_SIGTRAP_BIT 17 -#define DEBUG_BREAK_BIT 18 -#define DEBUG_TRACE_BIT 19 -#define DEBUG_KDB_BIT 20 -#define DEBUG_JKDB_BIT 21 -#define DEBUG_BUGCALL_BIT 22 -/* MVME197 Non-Maskable Interrupt */ -#define DEBUG_NON_MASK_BIT 23 -/* MVME197 Data Read Miss (Software Table Searches) */ -#define DEBUG_197_READ_BIT 25 -/* MVME197 Data Write Miss (Software Table Searches) */ -#define DEBUG_197_WRITE_BIT 26 -/* MVME197 Inst ATC Miss (Software Table Searches) */ -#define DEBUG_197_INST_BIT 27 - -#define DEBUG_UNKNOWN_BIT 31 - -/* exception vector marker */ -#define UNKNOWN_HANDLER 0xffffffff -#define END_OF_VECTOR_LIST 0xfffffffe - -#define VECTOR(x) \ - word _C_LABEL(x) - -#endif /* _KERNEL */ - -#endif /* __MACHINE_M88K_ASM_H__ */ +/* $OpenBSD */ +/* public domain */ +#include <m88k/asm.h> |