mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-25 11:37:56 +00:00
2c55431721
additionally takes advantage of the prefetch cache of these CPUs. Unlike the uncommitted US-III version, which provide no measurable speedup or even resulted in a slight slowdown on certain CPUs models compared to using the US-I version with these, the SPARC64 version actually results in a slight improvement.
78 lines
2.8 KiB
C
78 lines
2.8 KiB
C
/*-
|
|
* Copyright (c) 1995 Bruce D. Evans.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the author nor the names of contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* from: FreeBSD: src/sys/i386/include/md_var.h,v 1.40 2001/07/12
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _MACHINE_MD_VAR_H_
|
|
#define _MACHINE_MD_VAR_H_
|
|
|
|
typedef void cpu_block_copy_t(const void *src, void *dst, size_t len);
|
|
typedef void cpu_block_zero_t(void *dst, size_t len);
|
|
|
|
extern char tl0_base[];
|
|
extern char _end[];
|
|
|
|
extern long Maxmem;
|
|
|
|
extern vm_offset_t kstack0;
|
|
extern vm_paddr_t kstack0_phys;
|
|
|
|
struct pcpu;
|
|
struct md_utrap;
|
|
|
|
const char *cpu_cpuid_prop(u_int cpu_impl);
|
|
uint32_t cpu_get_mid(u_int cpu_impl);
|
|
void cpu_identify(u_long vers, u_int clock, u_int id);
|
|
void cpu_setregs(struct pcpu *pc);
|
|
int is_physical_memory(vm_paddr_t addr);
|
|
struct md_utrap *utrap_alloc(void);
|
|
void utrap_free(struct md_utrap *ut);
|
|
struct md_utrap *utrap_hold(struct md_utrap *ut);
|
|
|
|
cpu_block_copy_t spitfire_block_copy;
|
|
cpu_block_zero_t spitfire_block_zero;
|
|
cpu_block_copy_t zeus_block_copy;
|
|
cpu_block_zero_t zeus_block_zero;
|
|
|
|
extern cpu_block_copy_t *cpu_block_copy;
|
|
extern cpu_block_zero_t *cpu_block_zero;
|
|
|
|
/*
|
|
* Given that the Sun disk label only uses 16-bit fields for cylinders,
|
|
* heads and sectors we might need to adjust the geometry of large IDE
|
|
* disks.
|
|
*/
|
|
struct disk;
|
|
void sparc64_ata_disk_firmware_geom_adjust(struct disk *disk);
|
|
#define ata_disk_firmware_geom_adjust(disk) \
|
|
sparc64_ata_disk_firmware_geom_adjust(disk)
|
|
|
|
#endif /* !_MACHINE_MD_VAR_H_ */
|