/sys/mips/include/cpu.h

https://bitbucket.org/iorivur/freebsd-bhyve-with-suspend-resume · C Header · 89 lines · 23 code · 14 blank · 52 comment · 2 complexity · 025c0f5c31370a11828897561cb50cf0 MD5 · raw file 

    

  1. /*	$OpenBSD: cpu.h,v 1.4 1998/09/15 10:50:12 pefo Exp $	*/
    2. 

  2. 

  3. /*-
    4. 

  4.  * Copyright (c) 1992, 1993
    5. 

  5.  *	The Regents of the University of California.  All rights reserved.
    6. 

  6.  *
    7. 

  7.  * This code is derived from software contributed to Berkeley by
    8. 

  8.  * Ralph Campbell and Rick Macklem.
    9. 

  9.  *
    10. 

  10.  * Redistribution and use in source and binary forms, with or without
    11. 

  11.  * modification, are permitted provided that the following conditions
    12. 

  12.  * are met:
    13. 

  13.  * 1. Redistributions of source code must retain the above copyright
    14. 

  14.  *    notice, this list of conditions and the following disclaimer.
    15. 

  15.  * 2. Redistributions in binary form must reproduce the above copyright
    16. 

  16.  *    notice, this list of conditions and the following disclaimer in the
    17. 

  17.  *    documentation and/or other materials provided with the distribution.
    18. 

  18.  * 4. Neither the name of the University nor the names of its contributors
    19. 

  19.  *    may be used to endorse or promote products derived from this software
    20. 

  20.  *    without specific prior written permission.
    21. 

  21.  *
    22. 

  22.  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
    23. 

  23.  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    24. 

  24.  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    25. 

  25.  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
    26. 

  26.  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    27. 

  27.  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    28. 

  28.  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    29. 

  29.  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    30. 

  30.  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    31. 

  31.  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    32. 

  32.  * SUCH DAMAGE.
    33. 

  33.  *
    34. 

  34.  *	Copyright (C) 1989 Digital Equipment Corporation.
    35. 

  35.  *	Permission to use, copy, modify, and distribute this software and
    36. 

  36.  *	its documentation for any purpose and without fee is hereby granted,
    37. 

  37.  *	provided that the above copyright notice appears in all copies.
    38. 

  38.  *	Digital Equipment Corporation makes no representations about the
    39. 

  39.  *	suitability of this software for any purpose.  It is provided "as is"
    40. 

  40.  *	without express or implied warranty.
    41. 

  41.  *
    42. 

  42.  *	from: @(#)cpu.h	8.4 (Berkeley) 1/4/94
    43. 

  43.  *	JNPR: cpu.h,v 1.9.2.2 2007/09/10 08:23:46 girish
    44. 

  44.  * $FreeBSD: head/sys/mips/include/cpu.h 232630 2012-03-06 23:08:02Z jmallett $
    45. 

  45.  */
    46. 

  46. 

  47. #ifndef _MACHINE_CPU_H_
    48. 

  48. #define	_MACHINE_CPU_H_
    49. 

  49. 

  50. #include <machine/endian.h>
    51. 

  51. 

  52. /* BEGIN: these are going away */
    53. 

  53. 

  54. #define	soft_int_mask(softintr)	(1 << ((softintr) + 8))
    55. 

  55. #define	hard_int_mask(hardintr)	(1 << ((hardintr) + 10))
    56. 

  56. 

  57. /* END: These are going away */
    58. 

  58. 

  59. /*
    60. 

  60.  * Exported definitions unique to mips cpu support.
    61. 

  61.  */
    62. 

  62. 

  63. #ifndef _LOCORE
    64. 

  64. #include <machine/cpufunc.h>
    65. 

  65. #include <machine/frame.h>
    66. 

  66. 

  67. #define	TRAPF_USERMODE(framep)  (((framep)->sr & MIPS_SR_KSU_USER) != 0)
    68. 

  68. #define	TRAPF_PC(framep)	((framep)->pc)
    69. 

  69. #define	cpu_getstack(td)	((td)->td_frame->sp)
    70. 

  70. #define	cpu_setstack(td, nsp)	((td)->td_frame->sp = (nsp))
    71. 

  71. #define	cpu_spinwait()		/* nothing */
    72. 

  72. 

  73. /*
    74. 

  74.  * A machine-independent interface to the CPU's counter.
    75. 

  75.  */
    76. 

  76. #define get_cyclecount()	mips_rd_count()
    77. 

  77. #endif				/* !_LOCORE */
    78. 

  78. 

  79. #if defined(_KERNEL) && !defined(_LOCORE)
    80. 

  80. 

  81. extern char btext[];
    82. 

  82. extern char etext[];
    83. 

  83. 

  84. void swi_vm(void *);
    85. 

  85. void cpu_halt(void);
    86. 

  86. void cpu_reset(void);
    87. 

  87. 

  88. #endif				/* _KERNEL */
    89. 

  89. #endif				/* !_MACHINE_CPU_H_ */
    90.