WebSVN – HelenOS – Diff – /trunk/kernel/arch/mips32/include/context.h


/*
 * Copyright (C) 2003-2004 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
 */
 
/** @addtogroup mips32 
 * @{
 */
/** @file
 */
 
#ifndef KERN_mips32_CONTEXT_H_
#define KERN_mips32_CONTEXT_H_
 
#include <align.h>
#include <arch/stack.h>
 
/*
 * Put one item onto the stack to support get_stack_base() and align it up.
 */
#define SP_DELTA    (0 + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT))
 
 
#ifndef __ASM__
 
 
#include <arch/types.h>
 
 
/*
 * Only save registers that must be preserved across
 * function calls.
 */
struct context {
    uintptr_t sp;
    uintptr_t pc;
   
    uint32_t s0;
    uint32_t s1;
    uint32_t s2;
    uint32_t s3;
    uint32_t s4;
    uint32_t s5;
    uint32_t s6;
    uint32_t s7;
    uint32_t s8;
    uint32_t gp;
 
    ipl_t ipl;
};
 
#endif /* __ASM__ */
 
#endif
 
/** @}
 */
 

Rev 1888	Rev 1948
1	/*	1	/*
2	* Copyright (C) 2003-2004 Jakub Jermar	2	* Copyright (C) 2003-2004 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup mips32	29	/** @addtogroup mips32
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#ifndef KERN_mips32_CONTEXT_H_	35	#ifndef KERN_mips32_CONTEXT_H_
36	#define KERN_mips32_CONTEXT_H_	36	#define KERN_mips32_CONTEXT_H_
37		37
38	#include <align.h>	38	#include <align.h>
39	#include <arch/stack.h>	39	#include <arch/stack.h>
40		40
41	/*	41	/*
42	* Put one item onto the stack to support get_stack_base() and align it up.	42	* Put one item onto the stack to support get_stack_base() and align it up.
43	*/	43	*/
44	#define SP_DELTA (0 + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT))	44	#define SP_DELTA (0 + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT))
45		45
46		46
47	#ifndef __ASM__	47	#ifndef __ASM__
48		48
49	#ifndef __mips32_TYPES_H__	-
50	# include <arch/types.h>	49	#include <arch/types.h>
51	#endif	-
52		50
53	/*	51	/*
54	* Only save registers that must be preserved across	52	* Only save registers that must be preserved across
55	* function calls.	53	* function calls.
56	*/	54	*/
57	struct context {	55	struct context {
58	uintptr_t sp;	56	uintptr_t sp;
59	uintptr_t pc;	57	uintptr_t pc;
60		58
61	uint32_t s0;	59	uint32_t s0;
62	uint32_t s1;	60	uint32_t s1;
63	uint32_t s2;	61	uint32_t s2;
64	uint32_t s3;	62	uint32_t s3;
65	uint32_t s4;	63	uint32_t s4;
66	uint32_t s5;	64	uint32_t s5;
67	uint32_t s6;	65	uint32_t s6;
68	uint32_t s7;	66	uint32_t s7;
69	uint32_t s8;	67	uint32_t s8;
70	uint32_t gp;	68	uint32_t gp;
71		69
72	ipl_t ipl;	70	ipl_t ipl;
73	};	71	};
74		72
75	#endif /* __ASM__ */	73	#endif /* __ASM__ */
76		74
77	#endif	75	#endif
78		76
79	/** @}	77	/** @}
80	*/	78	*/
81		79

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/mips32/include/context.h – Rev 1888 → 1948