46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/* Assembler macros for SPARC
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*
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* (C) Copyright 2007, taken from linux asm-sparc/asmmacro.h
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* Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#ifndef __SPARC_ASMMACRO_H__
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#define __SPARC_ASMMACRO_H__
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#include <config.h>
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/* All trap entry points _must_ begin with this macro or else you
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* lose. It makes sure the kernel has a proper window so that
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* c-code can be called.
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*/
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#define SAVE_ALL_HEAD \
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sethi %hi(trap_setup+(CONFIG_SYS_RELOC_MONITOR_BASE-CONFIG_SYS_TEXT_BASE)), %l4; \
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jmpl %l4 + %lo(trap_setup+(CONFIG_SYS_RELOC_MONITOR_BASE-CONFIG_SYS_TEXT_BASE)), %l6;
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#define SAVE_ALL \
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SAVE_ALL_HEAD \
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nop;
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/* All traps low-level code here must end with this macro. */
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#define RESTORE_ALL b ret_trap_entry; clr %l6;
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#endif
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