cpu_module.h revision 459190a5c46206e7885f6a649a055ceb46be49a7
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_CPU_MODULE_H
#define _SYS_CPU_MODULE_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/pte.h>
#include <sys/async.h>
#include <sys/x_call.h>
#include <sys/conf.h>
#include <sys/obpdefs.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _KERNEL
/*
* The are functions that are expected of the cpu modules.
*/
extern struct module_ops *moduleops;
struct kdi;
/*
* module initialization
*/
void cpu_setup(void);
/*
* set CPU implementation details
*
* mmu_init_mmu_page_sizes changes the mmu_page_sizes variable from
* The default 4 page sizes to 6 page sizes for Panther-only domains,
* and is called from fillsysinfo.c:check_cpus_set at early bootup time.
*/
struct cpu_node;
void cpu_fiximp(struct cpu_node *cpunode);
void cpu_map_exec_units(struct cpu *cp);
#pragma weak mmu_init_mmu_page_sizes
int mmu_init_mmu_page_sizes(int cinfo);
/*
* virtual demap flushes (tlbs & virtual tag caches)
*/
void vtag_flushpage(caddr_t addr, uint64_t sfmmup);
void vtag_flushall(void);
#pragma weak vtag_flushall_uctxs
void vtag_flushall_uctxs(void);
void vtag_flushpage_tl1(uint64_t addr, uint64_t sfmmup);
void vtag_flush_pgcnt_tl1(uint64_t addr, uint64_t sfmmup_pgcnt);
void vtag_flushall_tl1(uint64_t dummy1, uint64_t dummy2);
void vtag_unmap_perm_tl1(uint64_t addr, uint64_t ctx);
/*
* Calculate, set optimal dtlb pagesize, for ISM and mpss, to support
* cpus with non-fully-associative dtlbs.
*/
extern uchar_t *ctx_pgsz_array;
/*
* flush instruction cache if needed
*/
void flush_instr_mem(caddr_t addr, size_t len);
/*
* Cpu-specific error and ecache handling routines
*/
#pragma weak itlb_parity_trap
void itlb_parity_trap(void);
#pragma weak dtlb_parity_trap
void dtlb_parity_trap(void);
/*
* this symbol appears as a second label for vtag_flushall
* only for cpus that implement DEMAP_ALL_TYPE
*/
#pragma weak demap_all
/*
* change cpu speed
*/
void cpu_change_speed(uint64_t divisor, uint64_t arg2);
/*
* flush routine
*/
#pragma weak dtrace_flush_sec
void dtrace_flush_sec(uintptr_t);
/*
* Cpu private initialize/uninitialize, including ecache scrubber.
*/
void cpu_init_private(struct cpu *);
void cpu_uninit_private(struct cpu *);
#pragma weak cpu_mp_init
void cpu_mp_init(void);
#pragma weak cpu_feature_init
void cpu_feature_init(void);
#pragma weak cpu_error_init
void cpu_error_init(int);
extern int kzero(void *addr, size_t count);
extern void uzero(void *addr, size_t count);
extern void bzero(void *addr, size_t count);
/*
* trapstat interface and cpu_trapstat_conf commands
*/
#define CPU_TSTATCONF_INIT 1
#define CPU_TSTATCONF_FINI 2
#define CPU_TSTATCONF_ENABLE 3
#define CPU_TSTATCONF_DISABLE 4
int cpu_trapstat_conf(int cmd);
void cpu_trapstat_data(void *buf, uint_t pgszs);
#define NO_EU_MAPPING_FOUND 0xffffffff
/*
* Default MMU pagesize mask for sun4v architecture.
*/
#define DEFAULT_SUN4V_MMU_PAGESIZE_MASK ((1 << TTE8K) | (1 << TTE64K) \
| (1 << TTE4M))
void cpu_setup_common(char **);
boolean_t broken_md_flag;
int va_bits;
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_CPU_MODULE_H */