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Annotation of XNU/pexpert/ppc/pe_debug.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * The contents of this file constitute Original Code as defined in and
                      7:  * are subject to the Apple Public Source License Version 1.1 (the
                      8:  * "License").  You may not use this file except in compliance with the
                      9:  * License.  Please obtain a copy of the License at
                     10:  * http://www.apple.com/publicsource and read it before using this file.
                     11:  * 
                     12:  * This Original Code and all software distributed under the License are
                     13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     17:  * License for the specific language governing rights and limitations
                     18:  * under the License.
                     19:  * 
                     20:  * @APPLE_LICENSE_HEADER_END@
                     21:  */
                     22: #include <pexpert/pexpert.h>
                     23: #include <pexpert/ppc/powermac.h>
                     24: #include <kern/debug.h>
                     25: 
                     26: static int DEBUGFlag;
                     27: 
                     28: pe_init_debug(void)
                     29: {
                     30:        if( !PE_parse_boot_arg( "debug", &DEBUGFlag ))
                     31:                DEBUGFlag = 0;
                     32: #ifdef DEBUG
                     33:        dump_machine_info();
                     34: #endif
                     35: }
                     36: 
                     37: void PE_enter_debugger( char * cause )
                     38: {
                     39:         if( DEBUGFlag & DB_NMI)
                     40:             Debugger(cause);
                     41: }   
                     42: 
                     43: 
                     44: void dump_machine_info(void)
                     45: {
                     46:        kprintf("--- machine info ---\n");
                     47:        kprintf("  processor version: 0x%x\n", powermac_info.processor_version);
                     48:        kprintf("  cpu clock rate: %d hz\n", powermac_info.cpu_clock_rate_hz);
                     49:        kprintf("  bus clock rate: %d hz\n", powermac_info.bus_clock_rate_hz);
                     50:        kprintf("  dec clock rate: %d hz\n", powermac_info.dec_clock_rate_hz);
                     51:        kprintf("  caches:\n    dcache size:%dk;  block size: %db\n", 
                     52:                        powermac_info.dcache_size / 1024,
                     53:                        powermac_info.dcache_block_size);
                     54:        kprintf("    icache size: %dk  %s\n", 
                     55:                        powermac_info.icache_size / 1024,
                     56:                        powermac_info.caches_unified ? "(unified)" : "");
                     57:        kprintf("--------------------\n");
                     58: }
                     59: 

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