cpu_module.h revision d00f0155af9a9a671eb08a0dc30f5ea0a379c36c
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2005 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);
void cpu_kdi_init(struct kdi *);
/*
* set CPU implementation details
*
* set Panther 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.
*/
void cpu_fiximp(pnode_t dnode);
#pragma weak cpu_fix_allpanther
void cpu_fix_allpanther(void);
#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, uint_t ctx);
void vtag_flushctx(uint_t ctx);
void vtag_flushall(void);
void vtag_flushpage_tl1(uint64_t addr, uint64_t ctx);
void vtag_flush_pgcnt_tl1(uint64_t addr, uint64_t ctx_pgcnt);
void vtag_flushctx_tl1(uint64_t ctx, uint64_t dummy);
void vtag_flushall_tl1(uint64_t dummy1, uint64_t dummy2);
/*
* virtual alias flushes (virtual address caches)
*/
void vac_flushpage(pfn_t pf, int color);
void vac_flushpage_tl1(uint64_t pf, uint64_t color);
void vac_flushcolor(int color, pfn_t pf);
void vac_flushcolor_tl1(uint64_t color, uint64_t dummy);
/*
* sending x-calls
*/
void init_mondo(xcfunc_t *func, uint64_t arg1, uint64_t arg2);
void send_one_mondo(int cpuid);
#ifdef _MACHDEP
void send_mondo_set(cpuset_t set);
#endif
/*
* 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);
/*
* flush instruction and data caches
*/
void kdi_flush_caches(void);
/*
* take pending fp traps if fpq present
* this function is also defined in fpusystm.h
*/
void syncfpu(void);
/*
* Cpu-specific error and ecache handling routines
*/
void ce_err(void);
void ce_err_tl1(void);
void async_err(void);
void cpu_flush_ecache(void);
void cpu_disable_errors(void);
/* It could be removed later if prom enables errors */
void cpu_enable_errors(void);
void cpu_faulted_enter(struct cpu *);
void cpu_faulted_exit(struct cpu *);
void cpu_ce_count_unum(struct async_flt *ecc, int len, char *unum);
void cpu_ce_scrub_mem_err(struct async_flt *, boolean_t);
void cpu_ce_log_err(struct async_flt *, errorq_elem_t *);
void cpu_ue_log_err(struct async_flt *);
int cpu_aflt_size(void);
void cpu_async_panic_callb(void);
void cpu_check_allcpus(struct async_flt *aflt);
int cpu_get_cpu_unum(int cpuid, char *buf, int buflen, int *lenp);
/* Interfaces for getting memory-related information */
int cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar,
char *buf, int buflen, int *lenp);
int cpu_get_mem_info(uint64_t synd, uint64_t afar,
uint64_t *mem_sizep, uint64_t *seg_sizep, uint64_t *bank_sizep,
int *segsp, int *banksp, int *mcidp);
size_t cpu_get_name_bufsize();
extern int cpu_get_mem_addr(char *unum, char *sid, uint64_t offset,
uint64_t *addrp);
/*
* FMA Event Memory Routines
*
* The following routines are used by FMA Event generators to retrieve data
* to store in memory ereports. These routines may call through to platform-
* specific code and/or drivers, and can be called from passive context, low-
* level interrupt context, or panic context. They may grab adaptive locks,
* but should not be allocating new data structures or calling cv_wait().
*/
int cpu_get_mem_unum(int synd_status, ushort_t synd, uint64_t afsr,
uint64_t afar, int cpuid, int flt_in_memory,
ushort_t flt_status, char *buf, int buflen, int *lenp);
int cpu_get_mem_unum_aflt(int synd_status, struct async_flt *aflt,
char *buf, int buflen, int *lenp);
extern int cpu_get_mem_sid(char *unum, char *buf, int buflen, int *lenp);
extern int cpu_get_mem_offset(uint64_t flt_addr, uint64_t *offp);
void read_ecc_data(struct async_flt *ecc, short verbose, short ce_err);
/* add clr_datapath to aviod lint warning for ac_test.c temporarily */
void clr_datapath(void);
#pragma weak itlb_parity_trap
void itlb_parity_trap(void);
#pragma weak dtlb_parity_trap
void dtlb_parity_trap(void);
/*
* FMA Protocol and error handling support routines
*/
void cpu_ereport_post(struct async_flt *);
void cpu_run_bus_error_handlers(struct async_flt *, int);
void cpu_errorq_dispatch(char *, void *, size_t, errorq_t *, uint_t);
/*
* retrieve information from the specified tlb entry. these functions are
* called by "cpr" module
*/
void itlb_rd_entry(uint_t entry, tte_t *tte, uint64_t *va_tag);
void dtlb_rd_entry(uint_t entry, tte_t *tte, uint64_t *va_tag);
/*
* 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);
/*
* ecache scrub operations
*/
void cpu_init_cache_scrub(void);
void cpu_idle_ecache_scrub(struct cpu *);
void cpu_busy_ecache_scrub(struct cpu *);
/*
* 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);
/*
* clock/tick register operations
*/
void cpu_clearticknpt(void);
void cpu_init_tick_freq(void);
/*
* stick synchronization
*/
void sticksync_slave(void);
void sticksync_master(void);
/*
* flags for calling cpu_check_ce
*/
#define SCRUBBER_CEEN_CHECK 0
#define TIMEOUT_CEEN_CHECK 1
/*
* Check for Correctable Errors that may have occurred
* while CEEN was disabled.
*/
void cpu_check_ce(int, uint64_t, caddr_t, uint_t);
/* initialize kernel context pgsz codes in DMMU primary context register */
void mmu_init_kernel_pgsz(struct hat *hat);
/* get large page size for kernel heap */
size_t mmu_get_kernel_lpsize(size_t value);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_CPU_MODULE_H */