md_var.h revision 310508
1251843Sbapt/*- 2251843Sbapt * Copyright (c) 1998 Doug Rabson 3217309Snwhitehorn * All rights reserved. 4217309Snwhitehorn * 5217309Snwhitehorn * Redistribution and use in source and binary forms, with or without 6217309Snwhitehorn * modification, are permitted provided that the following conditions 7217309Snwhitehorn * are met: 8217309Snwhitehorn * 1. Redistributions of source code must retain the above copyright 9217309Snwhitehorn * notice, this list of conditions and the following disclaimer. 10217309Snwhitehorn * 2. Redistributions in binary form must reproduce the above copyright 11217309Snwhitehorn * notice, this list of conditions and the following disclaimer in the 12217309Snwhitehorn * documentation and/or other materials provided with the distribution. 13217309Snwhitehorn * 14217309Snwhitehorn * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15217309Snwhitehorn * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16217309Snwhitehorn * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17217309Snwhitehorn * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18217309Snwhitehorn * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19217309Snwhitehorn * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20217309Snwhitehorn * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21217309Snwhitehorn * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22217309Snwhitehorn * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23217309Snwhitehorn * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24217309Snwhitehorn * SUCH DAMAGE. 25217309Snwhitehorn * 26217309Snwhitehorn * $FreeBSD: stable/10/sys/ia64/include/md_var.h 310508 2016-12-24 13:28:39Z avg $ 27217309Snwhitehorn */ 28217309Snwhitehorn 29217309Snwhitehorn#ifndef _MACHINE_MD_VAR_H_ 30217309Snwhitehorn#define _MACHINE_MD_VAR_H_ 31217309Snwhitehorn 32217309Snwhitehorn/* 33217309Snwhitehorn * Miscellaneous machine-dependent declarations. 34217309Snwhitehorn */ 35217309Snwhitehorn 36217309Snwhitehornstruct ia64_fdesc { 37217309Snwhitehorn uint64_t func; 38217309Snwhitehorn uint64_t gp; 39217309Snwhitehorn}; 40217309Snwhitehorn 41217309Snwhitehorn#define FDESC_FUNC(fn) (((struct ia64_fdesc *) fn)->func) 42217309Snwhitehorn#define FDESC_GP(fn) (((struct ia64_fdesc *) fn)->gp) 43217309Snwhitehorn 44217309Snwhitehorn/* Convenience macros to decompose CFM & ar.pfs. */ 45217309Snwhitehorn#define IA64_CFM_SOF(x) ((x) & 0x7f) 46217309Snwhitehorn#define IA64_CFM_SOL(x) (((x) >> 7) & 0x7f) 47217309Snwhitehorn#define IA64_CFM_SOR(x) (((x) >> 14) & 0x0f) 48217309Snwhitehorn#define IA64_CFM_RRB_GR(x) (((x) >> 18) & 0x7f) 49217309Snwhitehorn#define IA64_CFM_RRB_FR(x) (((x) >> 25) & 0x7f) 50217309Snwhitehorn#define IA64_CFM_RRB_PR(x) (((x) >> 32) & 0x3f) 51217309Snwhitehorn 52217309Snwhitehorn/* Convenience function (inline) to adjust backingstore pointers. */ 53217309Snwhitehornstatic __inline uint64_t 54217309Snwhitehornia64_bsp_adjust(uint64_t bsp, int nslots) 55217309Snwhitehorn{ 56217309Snwhitehorn int bias = ((unsigned int)bsp & 0x1f8) >> 3; 57217309Snwhitehorn nslots += (nslots + bias + 63*8) / 63 - 8; 58217309Snwhitehorn return bsp + (nslots << 3); 59217309Snwhitehorn} 60217309Snwhitehorn 61217309Snwhitehorn#ifdef _KERNEL 62217309Snwhitehorn 63217309Snwhitehornstruct _special; 64217309Snwhitehornstruct pcpu; 65217309Snwhitehornstruct thread; 66217309Snwhitehornstruct trapframe; 67217309Snwhitehorn 68217309Snwhitehorn/* 69217309Snwhitehorn * Return value from ia64_init. Describes stack to switch to. 70217309Snwhitehorn */ 71217309Snwhitehornstruct ia64_init_return { 72217309Snwhitehorn uint64_t bspstore; 73217309Snwhitehorn uint64_t sp; 74217309Snwhitehorn}; 75217309Snwhitehorn 76217309Snwhitehornextern uint64_t ia64_lapic_addr; 77217309Snwhitehornextern vm_paddr_t paddr_max; 78217309Snwhitehornextern long Maxmem; 79217309Snwhitehornextern u_int busdma_swi_pending; 80217309Snwhitehorn 81217309Snwhitehornvoid *acpi_find_table(const char *sig); 82217309Snwhitehornvoid busdma_swi(void); 83217309Snwhitehornint copyout_regstack(struct thread *, uint64_t *, uint64_t *); 84217309Snwhitehornvoid cpu_mp_add(u_int, u_int, u_int); 85217309Snwhitehornvoid cpu_pcpu_setup(struct pcpu *, u_int, u_int); 86217309Snwhitehornint do_ast(struct trapframe *); 87217309Snwhitehornvoid ia32_trap(int, struct trapframe *); 88217309Snwhitehornint ia64_count_cpus(void); 89217309Snwhitehornint ia64_emulate(struct trapframe *, struct thread *); 90217309Snwhitehornint ia64_flush_dirty(struct thread *, struct _special *); 91217309Snwhitehornuint64_t ia64_get_hcdp(void); 92217309Snwhitehornint ia64_highfp_drop(struct thread *); 93217309Snwhitehornint ia64_highfp_enable(struct thread *, struct trapframe *); 94217309Snwhitehornint ia64_highfp_save(struct thread *); 95217309Snwhitehornint ia64_highfp_save_ipi(void); 96217309Snwhitehornstruct ia64_init_return ia64_init(void); 97217309Snwhitehornu_int ia64_itc_freq(void); 98217309Snwhitehornint ia64_physmem_add(vm_paddr_t, vm_size_t); 99217309Snwhitehornvoid *ia64_physmem_alloc(vm_size_t, vm_size_t); 100217309Snwhitehornint ia64_physmem_delete(vm_paddr_t, vm_size_t); 101217309Snwhitehornint ia64_physmem_fini(void); 102217309Snwhitehornint ia64_physmem_init(void); 103217309Snwhitehornint ia64_physmem_track(vm_paddr_t, vm_size_t); 104217309Snwhitehornvoid ia64_probe_sapics(void); 105217309Snwhitehornvoid ia64_sync_icache(vm_offset_t, vm_size_t); 106217309Snwhitehornvoid *ia64_xtrace_alloc(void); 107217309Snwhitehornvoid ia64_xtrace_init_ap(void *); 108217309Snwhitehornvoid ia64_xtrace_init_bsp(void); 109217309Snwhitehornvoid ia64_xtrace_save(void); 110217309Snwhitehornvoid ia64_xtrace_stop(void); 111217309Snwhitehornvoid interrupt(struct trapframe *); 112217309Snwhitehornvoid map_gateway_page(void); 113217309Snwhitehornvoid map_pal_code(void); 114217309Snwhitehornvoid map_vhpt(uintptr_t); 115217309Snwhitehornvoid os_boot_rendez(void); 116217309Snwhitehornvoid os_mca(void); 117217309Snwhitehornint syscall(struct trapframe *); 118217309Snwhitehornvoid trap(int, struct trapframe *); 119217309Snwhitehornvoid trap_panic(int, struct trapframe *); 120217309Snwhitehornint unaligned_fixup(struct trapframe *, struct thread *); 121217309Snwhitehorn 122217309Snwhitehorn#endif /* _KERNEL */ 123217309Snwhitehorn 124217309Snwhitehorn#endif /* !_MACHINE_MD_VAR_H_ */ 125217309Snwhitehorn