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386bsd.292

Associated article: Porting Unix to the 386: Device Drivers

Tags: Embedded Systems     Design    

					_PORTING UNIX TO THE 386: DEVICE DRIVERS_
by Bill and Lynne Jolitz

[LISTING ONE]


/* [Excerpted from /sys/i386/include/param.h] */
   ...
#ifndef __ORPL__
/* Interrupt Group Masks  */
extern  u_short __highmask__;   /* interrupts masked with splhigh() */
extern  u_short __ttymask__;    /* interrupts masked with ...							
										
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