Sat Jul 25 06:24:53 2015 UTC ()
Add a comment on mnemonic that assembler cannot recognize.


(isaki)
diff -r1.118 -r1.119 src/sys/arch/x68k/x68k/locore.s
cvs diff -r1.118 -r1.119 src/sys/arch/x68k/x68k/locore.s (expand / switch to unified diff)

--- src/sys/arch/x68k/x68k/locore.s 2014/07/31 14:41:19 1.118
+++ src/sys/arch/x68k/x68k/locore.s 2015/07/25 06:24:53 1.119
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1/* $NetBSD: locore.s,v 1.118 2014/07/31 14:41:19 isaki Exp $ */ 1/* $NetBSD: locore.s,v 1.119 2015/07/25 06:24:53 isaki Exp $ */
2 2
3/* 3/*
4 * Copyright (c) 1988 University of Utah. 4 * Copyright (c) 1988 University of Utah.
5 * Copyright (c) 1980, 1990, 1993 5 * Copyright (c) 1980, 1990, 1993
6 * The Regents of the University of California. All rights reserved. 6 * The Regents of the University of California. All rights reserved.
7 * 7 *
8 * This code is derived from software contributed to Berkeley by 8 * This code is derived from software contributed to Berkeley by
9 * the Systems Programming Group of the University of Utah Computer 9 * the Systems Programming Group of the University of Utah Computer
10 * Science Department. 10 * Science Department.
11 * 11 *
12 * Redistribution and use in source and binary forms, with or without 12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions 13 * modification, are permitted provided that the following conditions
14 * are met: 14 * are met:
@@ -352,27 +352,27 @@ Lenab1: @@ -352,27 +352,27 @@ Lenab1:
352 movl %a1,%sp@- 352 movl %a1,%sp@-
353 jbsr _C_LABEL(m68881_restore) | restore it (does not kill %a1) 353 jbsr _C_LABEL(m68881_restore) | restore it (does not kill %a1)
354 addql #4,%sp 354 addql #4,%sp
355Lenab2: 355Lenab2:
356 cmpl #MMU_68040,_C_LABEL(mmutype) | 68040? 356 cmpl #MMU_68040,_C_LABEL(mmutype) | 68040?
357 jeq Ltbia040 | yes, cache already on 357 jeq Ltbia040 | yes, cache already on
358 pflusha 358 pflusha
359 tstl _C_LABEL(mmutype) 359 tstl _C_LABEL(mmutype)
360 jpl Lenab3 | 68851 implies no d-cache 360 jpl Lenab3 | 68851 implies no d-cache
361 movl #CACHE_ON,%d0 361 movl #CACHE_ON,%d0
362 movc %d0,%cacr | clear cache(s) 362 movc %d0,%cacr | clear cache(s)
363 jra Lenab3 363 jra Lenab3
364Ltbia040: 364Ltbia040:
365 .word 0xf518 365 .word 0xf518 | pflusha
366Lenab3: 366Lenab3:
367/* final setup for C code */ 367/* final setup for C code */
368 movl %d7,_C_LABEL(boothowto) | save reboot flags 368 movl %d7,_C_LABEL(boothowto) | save reboot flags
369 movl %d6,_C_LABEL(bootdev) | and boot device 369 movl %d6,_C_LABEL(bootdev) | and boot device
370 jbsr _C_LABEL(x68k_init) | additional pre-main initialization 370 jbsr _C_LABEL(x68k_init) | additional pre-main initialization
371 371
372/* 372/*
373 * Create a fake exception frame so that cpu_lwp_fork() can copy it. 373 * Create a fake exception frame so that cpu_lwp_fork() can copy it.
374 * main() nevers returns; we exit to user mode from a forked process 374 * main() nevers returns; we exit to user mode from a forked process
375 * later on. 375 * later on.
376 */ 376 */
377 clrw %sp@- | vector offset/frame type 377 clrw %sp@- | vector offset/frame type
378 clrl %sp@- | PC - filled in by "execve" 378 clrl %sp@- | PC - filled in by "execve"