| cpu.h (204788) | cpu.h (206717) |
|---|---|
| 1/* $OpenBSD: cpu.h,v 1.4 1998/09/15 10:50:12 pefo Exp $ */ 2 3/*- 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell and Rick Macklem. --- 27 unchanged lines hidden (view full) --- 36 * its documentation for any purpose and without fee is hereby granted, 37 * provided that the above copyright notice appears in all copies. 38 * Digital Equipment Corporation makes no representations about the 39 * suitability of this software for any purpose. It is provided "as is" 40 * without express or implied warranty. 41 * 42 * from: @(#)cpu.h 8.4 (Berkeley) 1/4/94 43 * JNPR: cpu.h,v 1.9.2.2 2007/09/10 08:23:46 girish | 1/* $OpenBSD: cpu.h,v 1.4 1998/09/15 10:50:12 pefo Exp $ */ 2 3/*- 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell and Rick Macklem. --- 27 unchanged lines hidden (view full) --- 36 * its documentation for any purpose and without fee is hereby granted, 37 * provided that the above copyright notice appears in all copies. 38 * Digital Equipment Corporation makes no representations about the 39 * suitability of this software for any purpose. It is provided "as is" 40 * without express or implied warranty. 41 * 42 * from: @(#)cpu.h 8.4 (Berkeley) 1/4/94 43 * JNPR: cpu.h,v 1.9.2.2 2007/09/10 08:23:46 girish |
| 44 * $FreeBSD: head/sys/mips/include/cpu.h 204788 2010-03-06 05:45:49Z jmallett $ | 44 * $FreeBSD: head/sys/mips/include/cpu.h 206717 2010-04-17 01:17:31Z jmallett $ |
| 45 */ 46 47#ifndef _MACHINE_CPU_H_ 48#define _MACHINE_CPU_H_ 49 | 45 */ 46 47#ifndef _MACHINE_CPU_H_ 48#define _MACHINE_CPU_H_ 49 |
| 50#include <machine/psl.h> | |
| 51#include <machine/endian.h> 52 53#define MIPS_KSEG0_LARGEST_PHYS 0x20000000 54#define MIPS_PHYS_MASK (0x1fffffff) 55 56#define MIPS_PHYS_TO_KSEG0(x) ((uintptr_t)(x) | MIPS_KSEG0_START) 57#define MIPS_PHYS_TO_KSEG1(x) ((uintptr_t)(x) | MIPS_KSEG1_START) 58#define MIPS_KSEG0_TO_PHYS(x) ((uintptr_t)(x) & MIPS_PHYS_MASK) --- 270 unchanged lines hidden (view full) --- 329 * definitions of cpu-dependent requirements 330 * referenced in generic code 331 */ 332#define COPY_SIGCODE /* copy sigcode above user stack in exec */ 333 334#define cpu_swapout(p) panic("cpu_swapout: can't get here"); 335 336#ifndef _LOCORE | 50#include <machine/endian.h> 51 52#define MIPS_KSEG0_LARGEST_PHYS 0x20000000 53#define MIPS_PHYS_MASK (0x1fffffff) 54 55#define MIPS_PHYS_TO_KSEG0(x) ((uintptr_t)(x) | MIPS_KSEG0_START) 56#define MIPS_PHYS_TO_KSEG1(x) ((uintptr_t)(x) | MIPS_KSEG1_START) 57#define MIPS_KSEG0_TO_PHYS(x) ((uintptr_t)(x) & MIPS_PHYS_MASK) --- 270 unchanged lines hidden (view full) --- 328 * definitions of cpu-dependent requirements 329 * referenced in generic code 330 */ 331#define COPY_SIGCODE /* copy sigcode above user stack in exec */ 332 333#define cpu_swapout(p) panic("cpu_swapout: can't get here"); 334 335#ifndef _LOCORE |
| 336#include <machine/cpufunc.h> |
|
| 337#include <machine/frame.h> 338/* 339 * Arguments to hardclock and gatherstats encapsulate the previous 340 * machine state in an opaque clockframe. 341 */ 342#define clockframe trapframe /* Use normal trap frame */ 343 344#define CLKF_USERMODE(framep) ((framep)->sr & SR_KSU_USER) | 337#include <machine/frame.h> 338/* 339 * Arguments to hardclock and gatherstats encapsulate the previous 340 * machine state in an opaque clockframe. 341 */ 342#define clockframe trapframe /* Use normal trap frame */ 343 344#define CLKF_USERMODE(framep) ((framep)->sr & SR_KSU_USER) |
| 345#define CLKF_BASEPRI(framep) ((framep)->cpl == 0) | |
| 346#define CLKF_PC(framep) ((framep)->pc) 347#define CLKF_INTR(framep) (0) 348#define MIPS_CLKF_INTR() (intr_nesting_level >= 1) 349#define TRAPF_USERMODE(framep) (((framep)->sr & SR_KSU_USER) != 0) 350#define TRAPF_PC(framep) ((framep)->pc) 351#define cpu_getstack(td) ((td)->td_frame->sp) 352 353/* | 345#define CLKF_PC(framep) ((framep)->pc) 346#define CLKF_INTR(framep) (0) 347#define MIPS_CLKF_INTR() (intr_nesting_level >= 1) 348#define TRAPF_USERMODE(framep) (((framep)->sr & SR_KSU_USER) != 0) 349#define TRAPF_PC(framep) ((framep)->pc) 350#define cpu_getstack(td) ((td)->td_frame->sp) 351 352/* |
| 353 * A machine-independent interface to the CPU's counter. 354 */ 355#define get_cyclecount() mips_rd_count() 356 357/* |
|
| 354 * CPU identification, from PRID register. 355 */ 356union cpuprid { 357 int cpuprid; 358 struct { 359#if BYTE_ORDER == BIG_ENDIAN 360 u_int pad1:8; /* reserved */ 361 u_int cp_vendor:8; /* company identifier */ --- 175 unchanged lines hidden (view full) --- 537#define IN_INT_HANDLER() \ 538 (curthread->td_intr_nesting_level != 0 || \ 539 (curthread->td_pflags & TDP_ITHREAD)) 540 541/* 542 * Low level access routines to CPU registers 543 */ 544 | 358 * CPU identification, from PRID register. 359 */ 360union cpuprid { 361 int cpuprid; 362 struct { 363#if BYTE_ORDER == BIG_ENDIAN 364 u_int pad1:8; /* reserved */ 365 u_int cp_vendor:8; /* company identifier */ --- 175 unchanged lines hidden (view full) --- 541#define IN_INT_HANDLER() \ 542 (curthread->td_intr_nesting_level != 0 || \ 543 (curthread->td_pflags & TDP_ITHREAD)) 544 545/* 546 * Low level access routines to CPU registers 547 */ 548 |
| 545void setsoftintr0(void); 546void clearsoftintr0(void); 547void setsoftintr1(void); 548void clearsoftintr1(void); 549 550 551u_int32_t mips_cp0_status_read(void); 552void mips_cp0_status_write(u_int32_t); 553 554int disableintr(void); 555void restoreintr(int); 556int enableintr(void); | |
| 557int Mips_TLBGetPID(void); 558 559void swi_vm(void *); 560void cpu_halt(void); 561void cpu_reset(void); 562 563u_int32_t set_intr_mask(u_int32_t); 564u_int32_t get_intr_mask(void); | 549int Mips_TLBGetPID(void); 550 551void swi_vm(void *); 552void cpu_halt(void); 553void cpu_reset(void); 554 555u_int32_t set_intr_mask(u_int32_t); 556u_int32_t get_intr_mask(void); |
| 565u_int32_t get_cyclecount(void); | |
| 566 567#define cpu_spinwait() /* nothing */ 568 569#endif /* _KERNEL */ 570#endif /* !_MACHINE_CPU_H_ */ | 557 558#define cpu_spinwait() /* nothing */ 559 560#endif /* _KERNEL */ 561#endif /* !_MACHINE_CPU_H_ */ |