WebSVN – HelenOS – Diff – /branches/dynload/uspace/lib/libc/arch/mips32/include/fibril.h


/*
 * Copyright (c) 2006 Ondrej Palkovsky
 * 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 libcmips32 
 * @{
 */
/** @file
 * @ingroup libcmips32eb   
 */
 
#ifndef LIBC_mips32_FIBRIL_H_
#define LIBC_mips32_FIBRIL_H_
 
#include <sys/types.h>
 
/* We define our own context_set, because we need to set
 * the TLS pointer to the tcb+0x7000
 *
 * See tls_set in thread.h
 */
#define context_set(c, _pc, stack, size, ptls)          \
    (c)->pc = (sysarg_t) (_pc);             \
    (c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA;     \
        (c)->tls = ((sysarg_t)(ptls)) + 0x7000 + sizeof(tcb_t);
 
 
/* +16 is just for sure that the called function
 * have space to store it's arguments
 */
#define SP_DELTA    (8+16)
 
typedef struct  {
    uint32_t sp;
    uint32_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;
    uint32_t tls; /* Thread local storage(=k1) */
 
    uint32_t f20;
    uint32_t f21;
    uint32_t f22;
    uint32_t f23;
    uint32_t f24;
    uint32_t f25;
    uint32_t f26;
    uint32_t f27;
    uint32_t f28;
    uint32_t f29;
    uint32_t f30;
   
} context_t;
 
#endif
 
/** @}
 */
 

Rev 2482	Rev 2541
1	/*	1	/*
2	* Copyright (c) 2006 Ondrej Palkovsky	2	* Copyright (c) 2006 Ondrej Palkovsky
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 libcmips32	29	/** @addtogroup libcmips32
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	* @ingroup libcmips32eb	33	* @ingroup libcmips32eb
34	*/	34	*/
35		35
36	#ifndef LIBC_mips32_FIBRIL_H_	36	#ifndef LIBC_mips32_FIBRIL_H_
37	#define LIBC_mips32_FIBRIL_H_	37	#define LIBC_mips32_FIBRIL_H_
38		38
39	#include <types.h>	39	#include <sys/types.h>
40		40
41	/* We define our own context_set, because we need to set	41	/* We define our own context_set, because we need to set
42	* the TLS pointer to the tcb+0x7000	42	* the TLS pointer to the tcb+0x7000
43	*	43	*
44	* See tls_set in thread.h	44	* See tls_set in thread.h
45	*/	45	*/
46	#define context_set(c, _pc, stack, size, ptls) \	46	#define context_set(c, _pc, stack, size, ptls) \
47	(c)->pc = (sysarg_t) (_pc); \	47	(c)->pc = (sysarg_t) (_pc); \
48	(c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \	48	(c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \
49	(c)->tls = ((sysarg_t)(ptls)) + 0x7000 + sizeof(tcb_t);	49	(c)->tls = ((sysarg_t)(ptls)) + 0x7000 + sizeof(tcb_t);
50		50
51		51
52	/* +16 is just for sure that the called function	52	/* +16 is just for sure that the called function
53	* have space to store it's arguments	53	* have space to store it's arguments
54	*/	54	*/
55	#define SP_DELTA (8+16)	55	#define SP_DELTA (8+16)
56		56
57	typedef struct {	57	typedef struct {
58	uint32_t sp;	58	uint32_t sp;
59	uint32_t pc;	59	uint32_t pc;
60		60
61	uint32_t s0;	61	uint32_t s0;
62	uint32_t s1;	62	uint32_t s1;
63	uint32_t s2;	63	uint32_t s2;
64	uint32_t s3;	64	uint32_t s3;
65	uint32_t s4;	65	uint32_t s4;
66	uint32_t s5;	66	uint32_t s5;
67	uint32_t s6;	67	uint32_t s6;
68	uint32_t s7;	68	uint32_t s7;
69	uint32_t s8;	69	uint32_t s8;
70	uint32_t gp;	70	uint32_t gp;
71	uint32_t tls; /* Thread local storage(=k1) */	71	uint32_t tls; /* Thread local storage(=k1) */
72		72
73	uint32_t f20;	73	uint32_t f20;
74	uint32_t f21;	74	uint32_t f21;
75	uint32_t f22;	75	uint32_t f22;
76	uint32_t f23;	76	uint32_t f23;
77	uint32_t f24;	77	uint32_t f24;
78	uint32_t f25;	78	uint32_t f25;
79	uint32_t f26;	79	uint32_t f26;
80	uint32_t f27;	80	uint32_t f27;
81	uint32_t f28;	81	uint32_t f28;
82	uint32_t f29;	82	uint32_t f29;
83	uint32_t f30;	83	uint32_t f30;
84		84
85	} context_t;	85	} context_t;
86		86
87	#endif	87	#endif
88		88
89	/** @}	89	/** @}
90	*/	90	*/
91		91

Subversion Repositories HelenOS

(root)/branches/dynload/uspace/lib/libc/arch/mips32/include/fibril.h @ 4739 – Rev 2482 → 2541