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[src/sommerfeld_i386mp_1]: src/sys/arch/i386/i386 Make the newer gas happy by...



details:   https://anonhg.NetBSD.org/src/rev/f40aa327e18e
branches:  sommerfeld_i386mp_1
changeset: 482432:f40aa327e18e
user:      fvdl <fvdl%NetBSD.org@localhost>
date:      Fri Sep 21 14:12:51 2001 +0000

description:
Make the newer gas happy by explicitly adding '*' to indirect calls, and
matching mov extensions with register names.

diffstat:

 sys/arch/i386/i386/bioscall.s |  89 +++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 89 insertions(+), 0 deletions(-)

diffs (93 lines):

diff -r 2204031f87de -r f40aa327e18e sys/arch/i386/i386/bioscall.s
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/i386/i386/bioscall.s     Fri Sep 21 14:12:51 2001 +0000
@@ -0,0 +1,89 @@
+/*     $NetBSD: bioscall.s,v 1.6.2.2 2001/09/21 14:12:51 fvdl Exp $ */
+
+/*-
+ * Copyright (c) 1997 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by John Kohl.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <machine/param.h>
+#include <machine/bioscall.h>
+
+#include <machine/asm.h>
+
+/* LINTSTUB: include <machine/bioscall.h> */
+
+       .globl  _C_LABEL(PTDpaddr)      /* from locore.s */
+       
+_C_LABEL(biostramp_image):
+       .globl  _C_LABEL(biostramp_image)
+
+8:
+#include "i386/bioscall/biostramp.inc"
+9:
+
+       .globl  _C_LABEL(biostramp_image_size)
+_C_LABEL(biostramp_image_size):
+       .long   9b - 8b
+
+/*
+ * void bioscall(int function, struct bioscallregs *regs):
+ *     call the BIOS interrupt "function" from real mode with
+ *     registers as specified in "regs"
+ *     for the flags, though, only these flags are passed to the BIOS--
+ *     the remainder come from the flags register at the time of the call:
+ *     (PSL_C|PSL_PF|PSL_AF|PSL_Z|PSL_N|PSL_D|PSL_V)
+ *
+ *     Fills in *regs with registers as returned by BIOS.
+ */
+/* LINTSTUB: Func: void bioscall(int function, struct bioscallregs *regs) */
+NENTRY(bioscall)
+       pushl   %ebp
+       movl    %esp,%ebp               /* set up frame ptr */
+
+       movl    %cr3,%eax               /* save PTDB register */
+       pushl   %eax
+
+       movl    _C_LABEL(PTDpaddr),%eax /* install proc0 PTD */
+       movl    %eax,%cr3
+
+       movl    $(BIOSTRAMP_BASE),%eax  /* address of trampoline area */
+       pushl   12(%ebp)
+       pushl   8(%ebp)
+       call    *%eax                   /* machdep.c initializes it */
+       addl    $8,%esp                 /* clear args from stack */
+
+       popl    %eax
+       movl    %eax,%cr3                       /* restore PTDB register */
+
+       leave
+       ret



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