1 /*- 2 * Copyright (c) 2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 /* 31 * 6.8 : Debugging support 32 */ 33 34 #include "opt_ddb.h" 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/cons.h> 38 #include <sys/kernel.h> 39 40 #include <sys/bus.h> 41 #include <machine/resource.h> 42 #include <machine/bus.h> 43 #include <sys/rman.h> 44 45 #include <ddb/ddb.h> 46 #include <ddb/db_output.h> 47 48 #include "acpi.h" 49 #include "acdebug.h" 50 #include <dev/acpica/acpivar.h> 51 52 UINT32 53 AcpiOsGetLine(char *Buffer) 54 { 55 #ifdef DDB 56 char *cp; 57 58 db_readline(Buffer, 80); 59 for (cp = Buffer; *cp != 0; cp++) 60 if (*cp == '\n') 61 *cp = 0; 62 return(AE_OK); 63 #else 64 printf("AcpiOsGetLine called but no input support"); 65 return(AE_NOT_EXIST); 66 #endif 67 } 68 69 void 70 AcpiOsDbgAssert(void *FailedAssertion, void *FileName, UINT32 LineNumber, char *Message) 71 { 72 printf("ACPI: %s:%d - %s\n", (char *)FileName, LineNumber, Message); 73 printf("ACPI: assertion %s\n", (char *)FailedAssertion); 74 } 75 76 ACPI_STATUS 77 AcpiOsSignal ( 78 UINT32 Function, 79 void *Info) 80 { 81 ACPI_SIGNAL_FATAL_INFO *fatal; 82 char *message; 83 84 switch(Function) { 85 case ACPI_SIGNAL_FATAL: 86 fatal = (ACPI_SIGNAL_FATAL_INFO *)Info; 87 printf("ACPI fatal signal, type 0x%x code 0x%x argument 0x%x", 88 fatal->Type, fatal->Code, fatal->Argument); 89 Debugger("AcpiOsSignal"); 90 break; 91 92 case ACPI_SIGNAL_BREAKPOINT: 93 message = (char *)Info; 94 Debugger(message); 95 break; 96 97 default: 98 return(AE_BAD_PARAMETER); 99 } 100 return(AE_OK); 101 } 102 103 #ifdef ACPI_DEBUGGER 104 void 105 acpi_EnterDebugger(void) 106 { 107 ACPI_PARSE_OBJECT obj; 108 static int initted = 0; 109 110 if (!initted) { 111 printf("Initialising ACPICA debugger...\n"); 112 AcpiDbInitialize(); 113 initted = 1; 114 } 115 116 printf("Entering ACPICA debugger...\n"); 117 AcpiDbUserCommands('A', &obj); 118 } 119 #endif 120