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Annotation of OSKit-Mach/i386/i386at/int_init.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1994 The University of Utah and
                      3:  * the Computer Systems Laboratory at the University of Utah (CSL).
                      4:  * All rights reserved.
                      5:  *
                      6:  * Permission to use, copy, modify and distribute this software is hereby
                      7:  * granted provided that (1) source code retains these copyright, permission,
                      8:  * and disclaimer notices, and (2) redistributions including binaries
                      9:  * reproduce the notices in supporting documentation, and (3) all advertising
                     10:  * materials mentioning features or use of this software display the following
                     11:  * acknowledgement: ``This product includes software developed by the
                     12:  * Computer Systems Laboratory at the University of Utah.''
                     13:  *
                     14:  * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
                     15:  * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
                     16:  * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     17:  *
                     18:  * CSL requests users of this software to return to [email protected] any
                     19:  * improvements that they make and grant CSL redistribution rights.
                     20:  *
                     21:  *      Author: Bryan Ford, University of Utah CSL
                     22:  */
                     23: 
                     24: #include <oskit/x86/base_gdt.h>
                     25: #include <oskit/x86/base_idt.h>
                     26: #include <oskit/x86/base_irq.h>
                     27: #include <i386/ipl.h>
                     28: 
                     29: #include <mach/vm_param.h>
                     30: 
                     31: /* defined in locore.S */
                     32: extern vm_offset_t int_entry_table[];
                     33: 
                     34: void int_init()
                     35: {
                     36:        int i;
                     37: 
                     38:        for (i = 0; i < 16; i++) {
                     39:          int com_irq = 3;      /* XXX */
                     40:          if (i == com_irq) {
                     41:            intpri[i] == SPLDEBUG;
                     42:            form_pic_mask();
                     43:          }
                     44:          else
                     45:                fill_irq_gate(i,
                     46:                              int_entry_table[i], KERNEL_CS,
                     47:                              ACC_PL_K|ACC_INTR_GATE);
                     48:        }
                     49: }

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