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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_KDI_MACHIMPL_H 28 #define _SYS_KDI_MACHIMPL_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/modctl.h> 33 #include <sys/types.h> 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 /* Return codes from the kdi_xc_one op */ 40 #define KDI_XC_RES_ERR -1 41 #define KDI_XC_RES_OK 0 42 #define KDI_XC_RES_BUSY 1 43 #define KDI_XC_RES_NACK 2 44 45 struct regs; 46 47 typedef struct kdi_mach { 48 /* 49 * Iterates through the CPUs in the ready set, invoking the 50 * caller-provided callback with the CPU ID of each one. 51 */ 52 int (*mkdi_cpu_ready_iter)(int (*)(int, void *), void *); 53 54 /* 55 * Send a two-argument cross-call to a specific CPU. 56 */ 57 int (*mkdi_xc_one)(int, void (*)(uintptr_t, uintptr_t), 58 uintptr_t, uintptr_t); 59 60 /* 61 * Used by the state-saving code, at TL=1, to determine the current 62 * CPU's ID. This routine may only use registers %g1 and %g2, and 63 * must return the result in %g1. %g7 will contain the return address. 64 */ 65 void (*mkdi_cpu_index)(void); 66 67 /* 68 * Used by the trap handlers to retrieve TTEs for virtual addresses. 69 * This routine may use %g1-g6, and must return the result in %g1. %g7 70 * will contain the return address. 71 */ 72 void (*mkdi_trap_vatotte)(void); 73 74 void (*mkdi_tickwait)(clock_t); 75 int (*mkdi_get_stick)(uint64_t *); 76 77 void (*mkdi_kernpanic)(struct regs *, uint_t); 78 79 void (*mkdi_cpu_init)(int, int, int, int); 80 } kdi_mach_t; 81 82 #define mkdi_cpu_ready_iter kdi_mach.mkdi_cpu_ready_iter 83 #define mkdi_xc_one kdi_mach.mkdi_xc_one 84 #define mkdi_cpu_index kdi_mach.mkdi_cpu_index 85 #define mkdi_trap_vatotte kdi_mach.mkdi_trap_vatotte 86 #define mkdi_tickwait kdi_mach.mkdi_tickwait 87 #define mkdi_get_stick kdi_mach.mkdi_get_stick 88 #define mkdi_kernpanic kdi_mach.mkdi_kernpanic 89 #define mkdi_cpu_init kdi_mach.mkdi_cpu_init 90 91 extern void kdi_cpu_index(void); 92 extern void kdi_trap_vatotte(void); 93 94 extern int kdi_watchdog_disable(void); 95 extern void kdi_watchdog_restore(void); 96 97 extern void kdi_tlb_page_lock(caddr_t, int); 98 extern void kdi_tlb_page_unlock(caddr_t, int); 99 100 #ifdef __cplusplus 101 } 102 #endif 103 104 #endif /* _SYS_KDI_MACHIMPL_H */ 105