WebSVN – HelenOS – Diff – /trunk/kernel/arch/sparc64/include/trap/trap_table.h


/*
 * Copyright (c) 2005 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 sparc64interrupt
 * @{
 */
/** @file
 */
 
#ifndef KERN_sparc64_TRAP_TABLE_H_
#define KERN_sparc64_TRAP_TABLE_H_
 
#include <arch/stack.h>
 
#define TRAP_TABLE_ENTRY_COUNT  1024
#define TRAP_TABLE_ENTRY_SIZE   32
#define TRAP_TABLE_SIZE     (TRAP_TABLE_ENTRY_COUNT * TRAP_TABLE_ENTRY_SIZE)
 
#ifndef __ASM__
 
#include <arch/types.h>
 
struct trap_table_entry {
    uint8_t octets[TRAP_TABLE_ENTRY_SIZE];
} __attribute__ ((packed));
 
typedef struct trap_table_entry trap_table_entry_t;
 
extern trap_table_entry_t trap_table[TRAP_TABLE_ENTRY_COUNT];
extern trap_table_entry_t trap_table_save[TRAP_TABLE_ENTRY_COUNT];
#endif /* !__ASM__ */
 
#ifdef __ASM__
.macro SAVE_GLOBALS
    mov %g1, %l1
    mov %g2, %l2
    mov %g3, %l3
    mov %g4, %l4
    mov %g5, %l5
    mov %g6, %l6
    mov %g7, %l7
.endm
 
.macro RESTORE_GLOBALS
    mov %l1, %g1
    mov %l2, %g2
    mov %l3, %g3
    mov %l4, %g4
    mov %l5, %g5
    mov %l6, %g6
    mov %l7, %g7
.endm
 
/*
 * The following needs to be in sync with the definition of the istate
 * structure. The one STACK_ITEM_SIZE is counted for space holding the 7th
 * argument to syscall_handler (i.e. syscall number) and the other
 * STACK_ITEM_SIZE is counted because of the required alignment.
 */
#define PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE    \
    (STACK_WINDOW_SAVE_AREA_SIZE + STACK_ARG_SAVE_AREA_SIZE + \
    (2 * STACK_ITEM_SIZE) + (12 * 8))
#define SAVED_TSTATE    -(1 * 8)
#define SAVED_TPC   -(2 * 8)
#define SAVED_TNPC  -(3 * 8)    /* <-- istate_t begins here */
#define SAVED_Y     -(4 * 8)
#define SAVED_I0    -(5 * 8)
#define SAVED_I1    -(6 * 8)
#define SAVED_I2    -(7 * 8)
#define SAVED_I3    -(8 * 8)
#define SAVED_I4    -(9 * 8)
#define SAVED_I5    -(10 * 8)
#define SAVED_I6    -(11 * 8)
#define SAVED_I7    -(12 * 8)
 
.macro PREEMPTIBLE_HANDLER f
    sethi %hi(\f), %g1
    b preemptible_handler
    or %g1, %lo(\f), %g1
.endm
 
#endif /* __ASM__ */
 
#endif
 
/** @}
 */
 

Rev 2071	Rev 2610
1	/*	1	/*
2	* Copyright (c) 2005 Jakub Jermar	2	* Copyright (c) 2005 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 sparc64interrupt	29	/** @addtogroup sparc64interrupt
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#ifndef KERN_sparc64_TRAP_TABLE_H_	35	#ifndef KERN_sparc64_TRAP_TABLE_H_
36	#define KERN_sparc64_TRAP_TABLE_H_	36	#define KERN_sparc64_TRAP_TABLE_H_
37		37
38	#include <arch/stack.h>	38	#include <arch/stack.h>
39		39
40	#define TRAP_TABLE_ENTRY_COUNT 1024	40	#define TRAP_TABLE_ENTRY_COUNT 1024
41	#define TRAP_TABLE_ENTRY_SIZE 32	41	#define TRAP_TABLE_ENTRY_SIZE 32
42	#define TRAP_TABLE_SIZE (TRAP_TABLE_ENTRY_COUNT * TRAP_TABLE_ENTRY_SIZE)	42	#define TRAP_TABLE_SIZE (TRAP_TABLE_ENTRY_COUNT * TRAP_TABLE_ENTRY_SIZE)
43		43
44	#ifndef __ASM__	44	#ifndef __ASM__
45		45
46	#include <arch/types.h>	46	#include <arch/types.h>
47		47
48	struct trap_table_entry {	48	struct trap_table_entry {
49	uint8_t octets[TRAP_TABLE_ENTRY_SIZE];	49	uint8_t octets[TRAP_TABLE_ENTRY_SIZE];
50	} __attribute__ ((packed));	50	} __attribute__ ((packed));
51		51
52	typedef struct trap_table_entry trap_table_entry_t;	52	typedef struct trap_table_entry trap_table_entry_t;
53		53
54	extern trap_table_entry_t trap_table[TRAP_TABLE_ENTRY_COUNT];	54	extern trap_table_entry_t trap_table[TRAP_TABLE_ENTRY_COUNT];
55	extern trap_table_entry_t trap_table_save[TRAP_TABLE_ENTRY_COUNT];	55	extern trap_table_entry_t trap_table_save[TRAP_TABLE_ENTRY_COUNT];
56	#endif /* !__ASM__ */	56	#endif /* !__ASM__ */
57		57
58	#ifdef __ASM__	58	#ifdef __ASM__
59	.macro SAVE_GLOBALS	59	.macro SAVE_GLOBALS
60	mov %g1, %l1	60	mov %g1, %l1
61	mov %g2, %l2	61	mov %g2, %l2
62	mov %g3, %l3	62	mov %g3, %l3
63	mov %g4, %l4	63	mov %g4, %l4
64	mov %g5, %l5	64	mov %g5, %l5
65	mov %g6, %l6	65	mov %g6, %l6
66	mov %g7, %l7	66	mov %g7, %l7
67	.endm	67	.endm
68		68
69	.macro RESTORE_GLOBALS	69	.macro RESTORE_GLOBALS
70	mov %l1, %g1	70	mov %l1, %g1
71	mov %l2, %g2	71	mov %l2, %g2
72	mov %l3, %g3	72	mov %l3, %g3
73	mov %l4, %g4	73	mov %l4, %g4
74	mov %l5, %g5	74	mov %l5, %g5
75	mov %l6, %g6	75	mov %l6, %g6
76	mov %l7, %g7	76	mov %l7, %g7
77	.endm	77	.endm
78		78
79	/*	79	/*
80	* The following needs to be in sync with the	80	* The following needs to be in sync with the definition of the istate
-		81	* structure. The one STACK_ITEM_SIZE is counted for space holding the 7th
-		82	* argument to syscall_handler (i.e. syscall number) and the other
81	* definition of the istate structure.	83	* STACK_ITEM_SIZE is counted because of the required alignment.
82	*/	84	*/
83	#define PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE (STACK_WINDOW_SAVE_AREA_SIZE+(12*8))	85	#define PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE \
-		86	(STACK_WINDOW_SAVE_AREA_SIZE + STACK_ARG_SAVE_AREA_SIZE + \
-		87	(2 * STACK_ITEM_SIZE) + (12 * 8))
84	#define SAVED_TSTATE -(1*8)	88	#define SAVED_TSTATE -(1 * 8)
85	#define SAVED_TPC -(2*8)	89	#define SAVED_TPC -(2 * 8)
86	#define SAVED_TNPC -(38) / <-- istate_t begins here */	90	#define SAVED_TNPC -(3 * 8) /* <-- istate_t begins here */
87	#define SAVED_Y -(4*8)	91	#define SAVED_Y -(4 * 8)
88	#define SAVED_I0 -(5*8)	92	#define SAVED_I0 -(5 * 8)
89	#define SAVED_I1 -(6*8)	93	#define SAVED_I1 -(6 * 8)
90	#define SAVED_I2 -(7*8)	94	#define SAVED_I2 -(7 * 8)
91	#define SAVED_I3 -(8*8)	95	#define SAVED_I3 -(8 * 8)
92	#define SAVED_I4 -(9*8)	96	#define SAVED_I4 -(9 * 8)
93	#define SAVED_I5 -(10*8)	97	#define SAVED_I5 -(10 * 8)
94	#define SAVED_I6 -(11*8)	98	#define SAVED_I6 -(11 * 8)
95	#define SAVED_I7 -(12*8)	99	#define SAVED_I7 -(12 * 8)
96		100
97	.macro PREEMPTIBLE_HANDLER f	101	.macro PREEMPTIBLE_HANDLER f
98	sethi %hi(\f), %g1	102	sethi %hi(\f), %g1
99	b preemptible_handler	103	b preemptible_handler
100	or %g1, %lo(\f), %g1	104	or %g1, %lo(\f), %g1
101	.endm	105	.endm
102		106
103	#endif /* __ASM__ */	107	#endif /* __ASM__ */
104		108
105	#endif	109	#endif
106		110
107	/** @}	111	/** @}
108	*/	112	*/
109		113

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/sparc64/include/trap/trap_table.h – Rev 2071 → 2610