1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #include <sys/promif_impl.h> 28 #include <sys/uadmin.h> 29 #include <sys/machsystm.h> 30 #include <sys/hypervisor_api.h> 31 32 #ifdef _KMDB 33 34 extern int kmdb_dpi_get_master_cpuid(void); 35 extern void kmdb_dpi_kernpanic(int cpuid); 36 extern void prom_reboot(char *bootstr); 37 38 #define PIL_DECL(p) 39 #define PIL_SET7(p) 40 #define PIL_REST(p) 41 42 #else 43 44 extern int vx_handler(cell_t *argument_array); 45 extern void kldc_debug_enter(void); 46 47 #define PIL_DECL(p) int p 48 #define PIL_SET7(p) (p = spl7()) 49 #define PIL_REST(p) (splx(p)) 50 51 #endif 52 53 #define PROMIF_ISPRINT(c) (((c) >= ' ') && ((c) <= '~')) 54 55 static int promif_ask_before_reset = 56 #ifdef _KMDB 57 1; 58 #else 59 0; 60 #endif 61 62 /*ARGSUSED*/ 63 int promif_exit_to_mon(void * p)64promif_exit_to_mon(void *p) 65 { 66 PIL_DECL(pil); 67 68 PIL_SET7(pil); 69 70 prom_printf("Program terminated\n"); 71 72 if (promif_ask_before_reset) { 73 prom_printf("Press any key to reboot."); 74 (void) prom_getchar(); 75 } 76 77 (void) hv_mach_sir(); 78 79 /* should not return */ 80 ASSERT(0); 81 82 PIL_REST(pil); 83 84 return (0); 85 } 86 87 /*ARGSUSED*/ 88 int promif_enter_mon(void * p)89promif_enter_mon(void *p) 90 { 91 char cmd; 92 static char *prompt = "c)ontinue, s)ync, r)eset? "; 93 PIL_DECL(pil); 94 95 PIL_SET7(pil); 96 97 #ifndef _KMDB 98 idle_other_cpus(); 99 kldc_debug_enter(); 100 #endif 101 102 for (;;) { 103 prom_printf("%s", prompt); 104 cmd = promif_getchar(); 105 prom_printf("%c\n", cmd); 106 107 switch (cmd) { 108 109 case 'r': 110 prom_printf("Resetting...\n"); 111 112 (void) hv_mach_sir(); 113 114 /* should not return */ 115 ASSERT(0); 116 break; 117 118 case '\r': 119 break; 120 121 case 's': 122 { 123 #ifdef _KMDB 124 kmdb_dpi_kernpanic(kmdb_dpi_get_master_cpuid()); 125 #else 126 cell_t arg = p1275_ptr2cell("sync"); 127 128 (void) vx_handler(&arg); 129 #endif 130 } 131 132 /* should not return */ 133 ASSERT(0); 134 break; 135 136 case 'c': 137 #ifndef _KMDB 138 resume_other_cpus(); 139 #endif 140 PIL_REST(pil); 141 142 return (0); 143 144 default: 145 if (PROMIF_ISPRINT(cmd)) 146 prom_printf("invalid option (%c)\n", cmd); 147 break; 148 } 149 } 150 151 _NOTE(NOTREACHED) 152 } 153