| smp.h (27663) | smp.h (27728) |
|---|---|
| 1/* 2 * ---------------------------------------------------------------------------- 3 * "THE BEER-WARE LICENSE" (Revision 42): 4 * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you 5 * can do whatever you want with this stuff. If we meet some day, and you think 6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp 7 * ---------------------------------------------------------------------------- 8 * | 1/* 2 * ---------------------------------------------------------------------------- 3 * "THE BEER-WARE LICENSE" (Revision 42): 4 * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you 5 * can do whatever you want with this stuff. If we meet some day, and you think 6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp 7 * ---------------------------------------------------------------------------- 8 * |
| 9 * $Id: smp.h,v 1.20 1997/07/23 20:42:16 fsmp Exp $ | 9 * $Id: smp.h,v 1.17 1997/07/28 03:40:09 smp Exp smp $ |
| 10 * 11 */ 12 13#ifndef _MACHINE_SMP_H_ 14#define _MACHINE_SMP_H_ 15 16#ifdef KERNEL 17 18#if defined(SMP) && !defined(APIC_IO) 19# error APIC_IO required for SMP, add "options APIC_IO" to your config file. 20#endif /* SMP && !APIC_IO */ 21 | 10 * 11 */ 12 13#ifndef _MACHINE_SMP_H_ 14#define _MACHINE_SMP_H_ 15 16#ifdef KERNEL 17 18#if defined(SMP) && !defined(APIC_IO) 19# error APIC_IO required for SMP, add "options APIC_IO" to your config file. 20#endif /* SMP && !APIC_IO */ 21 |
| 22/* Number of CPUs. */ |
|
| 22#if defined(SMP) && !defined(NCPU) 23# define NCPU 2 24#endif /* SMP && NCPU */ 25 | 23#if defined(SMP) && !defined(NCPU) 24# define NCPU 2 25#endif /* SMP && NCPU */ 26 |
| 27/* Number of IO APICs. */ 28#if defined(APIC_IO) && !defined(NAPIC) 29# define NAPIC 1 30#endif /* SMP && NAPIC */ 31 32 |
|
| 26#if defined(SMP) || defined(APIC_IO) 27 | 33#if defined(SMP) || defined(APIC_IO) 34 |
| 35#ifndef LOCORE 36 |
|
| 28/* 29 * For sending values to POST displays. 30 * XXX FIXME: where does this really belong, isa.h/isa.c perhaps? 31 */ 32extern int current_postcode; /** XXX currently in mp_machdep.c */ 33#define POSTCODE(X) current_postcode = (X), \ 34 outb(0x80, current_postcode) 35#define POSTCODE_LO(X) current_postcode &= 0xf0, \ --- 117 unchanged lines hidden (view full) --- 153extern int smp_active; 154extern int invltlb_ok; 155 156/* 'private' global data in locore.s */ 157extern volatile u_int cpuid; 158extern volatile u_int cpu_lockid; 159extern volatile u_int other_cpus; 160 | 37/* 38 * For sending values to POST displays. 39 * XXX FIXME: where does this really belong, isa.h/isa.c perhaps? 40 */ 41extern int current_postcode; /** XXX currently in mp_machdep.c */ 42#define POSTCODE(X) current_postcode = (X), \ 43 outb(0x80, current_postcode) 44#define POSTCODE_LO(X) current_postcode &= 0xf0, \ --- 117 unchanged lines hidden (view full) --- 162extern int smp_active; 163extern int invltlb_ok; 164 165/* 'private' global data in locore.s */ 166extern volatile u_int cpuid; 167extern volatile u_int cpu_lockid; 168extern volatile u_int other_cpus; 169 |
| 170#endif /* !LOCORE */ |
|
| 161#endif /* SMP || APIC_IO */ 162#endif /* KERNEL */ 163#endif /* _MACHINE_SMP_H_ */ | 171#endif /* SMP || APIC_IO */ 172#endif /* KERNEL */ 173#endif /* _MACHINE_SMP_H_ */ |