0,0 → 1,108 |
/* |
* 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. |
*/ |
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/** @addtogroup sparc64interrupt |
* @{ |
*/ |
/** @file |
*/ |
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#ifndef KERN_sparc64_TRAP_TABLE_H_ |
#define KERN_sparc64_TRAP_TABLE_H_ |
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#include <arch/stack.h> |
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#define TRAP_TABLE_ENTRY_COUNT 1024 |
#define TRAP_TABLE_ENTRY_SIZE 32 |
#define TRAP_TABLE_SIZE (TRAP_TABLE_ENTRY_COUNT * TRAP_TABLE_ENTRY_SIZE) |
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#ifndef __ASM__ |
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#include <arch/types.h> |
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struct trap_table_entry { |
uint8_t octets[TRAP_TABLE_ENTRY_SIZE]; |
} __attribute__ ((packed)); |
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typedef struct trap_table_entry trap_table_entry_t; |
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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__ */ |
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#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. |
*/ |
#define PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE (STACK_WINDOW_SAVE_AREA_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) |
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.macro PREEMPTIBLE_HANDLER f |
sethi %hi(\f), %g1 |
b preemptible_handler |
or %g1, %lo(\f), %g1 |
.endm |
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#endif /* __ASM__ */ |
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#endif |
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/** @} |
*/ |