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MFamd64: Add a machdep.bootmethod sysctl to inform the installer which

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firmware method was used for booting.  This is hardcoded to BIOS on i386.

PR:		192962
Reviewed by:	nwhitehorn
MFC after:	1 week
This commit is contained in:
John Baldwin 2014-08-29 21:08:40 +00:00
parent c5d2e21369
commit 4c7785afaf
1 changed files with 4 additions and 0 deletions
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4
sys/i386/i386/machdep.c
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@ -1639,6 +1639,10 @@ u_long bootdev; /* not a struct cdev *- encoding is different */
SYSCTL_ULONG(_machdep, OID_AUTO, guessed_bootdev,
CTLFLAG_RD, &bootdev, 0, "Maybe the Boot device (not in struct cdev *format)");
static char bootmethod[16] = "BIOS";
SYSCTL_STRING(_machdep, OID_AUTO, bootmethod, CTLFLAG_RD, bootmethod, 0,
"System firmware boot method");
/*
* Initialize 386 and configure to run kernel
*/