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authorTodd C. Miller <millert@cvs.openbsd.org>2005-01-01 02:57:37 +0000
committerTodd C. Miller <millert@cvs.openbsd.org>2005-01-01 02:57:37 +0000
commite660cdec3bf575f5a945b92b3ae48f3dd762f987 (patch)
treec3744063d6c617d0e1a03d97319f496703384888 /sys/arch/i386
parentceb433a3a5a98f9e89d925fa5651d6ac780a4187 (diff)
Move the declaration of bootdev from autoconf.c to locore.s. gcc
3.3.5 was placing bootdev into bss and its value was getting zeroed when bss is cleared. Apparently we lucked out before and gcc 2.9.5 put it in .data; now it is explicit. OK deraadt@
Diffstat (limited to 'sys/arch/i386')
-rw-r--r--sys/arch/i386/i386/autoconf.c4
-rw-r--r--sys/arch/i386/i386/locore.s3
2 files changed, 4 insertions, 3 deletions
diff --git a/sys/arch/i386/i386/autoconf.c b/sys/arch/i386/i386/autoconf.c
index 9224ef984b5..e575085af43 100644
--- a/sys/arch/i386/i386/autoconf.c
+++ b/sys/arch/i386/i386/autoconf.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: autoconf.c,v 1.54 2004/06/15 23:36:55 deraadt Exp $ */
+/* $OpenBSD: autoconf.c,v 1.55 2005/01/01 02:57:36 millert Exp $ */
/* $NetBSD: autoconf.c,v 1.20 1996/05/03 19:41:56 christos Exp $ */
/*-
@@ -80,7 +80,7 @@ void diskconf(void);
* the configuration process, and are used in initializing
* the machine.
*/
-dev_t bootdev = 0; /* bootdevice, initialized in locore.s */
+extern dev_t bootdev;
/* Support for VIA C3 RNG */
#ifdef I686_CPU
diff --git a/sys/arch/i386/i386/locore.s b/sys/arch/i386/i386/locore.s
index 86825296228..b705b8c4a39 100644
--- a/sys/arch/i386/i386/locore.s
+++ b/sys/arch/i386/i386/locore.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: locore.s,v 1.80 2004/07/20 20:16:44 art Exp $ */
+/* $OpenBSD: locore.s,v 1.81 2005/01/01 02:57:36 millert Exp $ */
/* $NetBSD: locore.s,v 1.145 1996/05/03 19:41:19 christos Exp $ */
/*-
@@ -261,6 +261,7 @@ _C_LABEL(atdevbase): .long 0 # location of start of iomem in virtual
_C_LABEL(bootapiver): .long 0 # /boot API version
_C_LABEL(bootargc): .long 0 # /boot argc
_C_LABEL(bootargv): .long 0 # /boot argv
+_C_LABEL(bootdev): .long 0 # device we booted from
_C_LABEL(proc0paddr): .long 0
_C_LABEL(PTDpaddr): .long 0 # paddr of PTD, for libkvm