cdboot: add explict suffix to ambiguous or instruction
Clang disallows ambiguous instructions (GNU as has a default based on chosen .code setting). We only need 'orb' here because KARGS_FLAGS_PXE fits in a byte; this is the same as done in bxeboot. Reviewed by: kib Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D8959
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=310726
@ -127,7 +127,7 @@ start: cld # string ops inc
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stosl # to zero
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mov drive,%dl # Store BIOS boot device
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mov %dl,0x4(%bx) # in kargs->bootdev
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or $KARGS_FLAGS_CD,0x8(%bx) # kargs->bootflags |=
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orb $KARGS_FLAGS_CD,0x8(%bx) # kargs->bootflags |=
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# KARGS_FLAGS_CD
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#
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# Load Volume Descriptor
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