diff options
Diffstat (limited to 'sys/arch/mac68k/include/psl.h')
| -rw-r--r-- | sys/arch/mac68k/include/psl.h | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/sys/arch/mac68k/include/psl.h b/sys/arch/mac68k/include/psl.h index a2bb48afb9e..d5c0eb41f50 100644 --- a/sys/arch/mac68k/include/psl.h +++ b/sys/arch/mac68k/include/psl.h @@ -1,4 +1,4 @@ -/* $NetBSD: psl.h,v 1.5 1996/02/17 14:50:42 briggs Exp $ */ +/* $NetBSD: psl.h,v 1.9 1996/05/19 04:30:32 briggs Exp $ */ #ifndef PSL_C #include <m68k/psl.h> @@ -26,29 +26,32 @@ #define spl6() _spl(PSL_S|PSL_IPL6) #define spl7() _spl(PSL_S|PSL_IPL7) -/* These should be used for: - 1) ensuring mutual exclusion (why use processor level?) - 2) allowing faster devices to take priority - - Note that on the mac, most things are masked at spl1, almost - everything at spl2, and everything but the panic switch and - power at spl4. +/* + * These should be used for: + * 1) ensuring mutual exclusion (why use processor level?) + * 2) allowing faster devices to take priority + * + * Note that on the Mac, most things are masked at spl1, almost + * everything at spl2, and everything but the panic switch and + * power at spl4. */ -#define splsoftclock() spl1() /* disallow softclock */ -#define splsoftnet() spl1() /* disallow network */ -#define splclock() spl1() /* disallow clock interrupt */ -#define spltty() spl1() /* disallow tty (softserial&adb) interrupts */ -#define splbio() spl2() /* disallow block I/O */ -#define splnet() spl2() /* disallow network */ -#define splimp() spl2() /* disallow imput */ -#define splhigh() spl7() /* disallow everything */ -#define splsched() spl7() /* disallow scheduling */ - -#define splstatclock() spl2() /* This should be splclock... */ +#define splsoftclock() spl1() /* disallow softclock */ +#define splsoftnet() spl1() /* disallow network */ +#define spltty() spl1() /* disallow tty (softserial & ADB) */ +#define splbio() spl2() /* disallow block I/O */ +#define splnet() spl2() /* disallow network */ +#define splimp() spl2() /* disallow goblins and other nonsense */ +#define splclock() spl2() /* disallow clock (and other) interrupts */ +#define splstatclock() spl2() /* ditto */ +#define splzs() spl4() /* disallow serial hw interrupts */ +#define splhigh() spl7() /* disallow everything */ +#define splsched() spl7() /* disallow scheduling */ /* watch out for side effects */ #define splx(s) ((s) & PSL_IPL ? _spl(s) : spl0()) +int spl0 __P((void)); + #endif /* _KERNEL && !_LOCORE */ #endif /* ndef PSL_C */ |