2001-04-14 17:43:07 +04:00
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/* $NetBSD: bugstart.s,v 1.2 2001/04/14 13:43:08 scw Exp $ */
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2000-12-06 00:54:33 +03:00
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#define _LOCORE
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#include <machine/prom.h>
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#undef _LOCORE
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#include <machine/asm.h>
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.data
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.even
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GLOBAL(bugargs)
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.space MVMEPROM_ARGS_MAX*4
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.text
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.even
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.long _C_LABEL(start) - 0x10
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.long _C_LABEL(start)
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#define BUG_ARG(which) _C_LABEL(bugargs) + (which)
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ENTRY_NOPROFILE(_start)
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ENTRY_NOPROFILE(start)
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2001-04-14 17:43:07 +04:00
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moveml %d0/%a0,%sp@-
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lea _C_LABEL(edata),%a0
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movl #_C_LABEL(end) - 4,%d0
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subl %a0,%d0
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lsrl #2,%d0
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1: clrl %a0@+
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dbra %d0,1b
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moveml %sp@+,%d0/%a0
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2000-12-06 00:54:33 +03:00
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movl MVMEPROM_REG_DEVLUN, BUG_ARG(MVMEPROM_ARGS_DEVLUN)
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movl MVMEPROM_REG_CTRLLUN, BUG_ARG(MVMEPROM_ARGS_CTRLLUN)
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movl MVMEPROM_REG_FLAGS, BUG_ARG(MVMEPROM_ARGS_FLAGS)
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movl MVMEPROM_REG_CTRLADDR, BUG_ARG(MVMEPROM_ARGS_CTRLADDR)
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movl MVMEPROM_REG_ENTRY, BUG_ARG(MVMEPROM_ARGS_ENTRY)
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movl MVMEPROM_REG_CONFBLK, BUG_ARG(MVMEPROM_ARGS_CONFBLK)
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movl MVMEPROM_REG_NBARGSTART, BUG_ARG(MVMEPROM_ARGS_NBARGSTART)
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movl MVMEPROM_REG_NBARGEND, BUG_ARG(MVMEPROM_ARGS_NBARGEND)
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movl MVMEPROM_REG_ARGSTART, BUG_ARG(MVMEPROM_ARGS_ARGSTART)
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movl MVMEPROM_REG_ARGEND, BUG_ARG(MVMEPROM_ARGS_ARGEND)
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jmp _C_LABEL(_bugstart)
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ENTRY_NOPROFILE(bugexec)
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addql #4,%sp
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movl BUG_ARG(MVMEPROM_ARGS_DEVLUN), MVMEPROM_REG_DEVLUN
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movl BUG_ARG(MVMEPROM_ARGS_CTRLLUN), MVMEPROM_REG_CTRLLUN
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movl BUG_ARG(MVMEPROM_ARGS_FLAGS), MVMEPROM_REG_FLAGS
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movl BUG_ARG(MVMEPROM_ARGS_CTRLADDR), MVMEPROM_REG_CTRLADDR
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movl BUG_ARG(MVMEPROM_ARGS_ENTRY), MVMEPROM_REG_ENTRY
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movl BUG_ARG(MVMEPROM_ARGS_CONFBLK), MVMEPROM_REG_CONFBLK
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movl BUG_ARG(MVMEPROM_ARGS_NBARGSTART), MVMEPROM_REG_NBARGSTART
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movl BUG_ARG(MVMEPROM_ARGS_NBARGEND), MVMEPROM_REG_NBARGEND
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movl BUG_ARG(MVMEPROM_ARGS_ARGSTART), MVMEPROM_REG_ARGSTART
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movl BUG_ARG(MVMEPROM_ARGS_ARGEND), MVMEPROM_REG_ARGEND
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ENTRY_NOPROFILE(__main)
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rts
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