52 lines
1 KiB
C
52 lines
1 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Chris Dearman (chris@mips.com)
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* Copyright (C) 2007 Mips Technologies, Inc.
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*/
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#ifndef __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
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#define __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
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.macro kernel_entry_setup
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#ifdef CONFIG_MIPS_MT_SMTC
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mfc0 t0, CP0_CONFIG
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bgez t0, 9f
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mfc0 t0, CP0_CONFIG, 1
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bgez t0, 9f
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mfc0 t0, CP0_CONFIG, 2
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bgez t0, 9f
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mfc0 t0, CP0_CONFIG, 3
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and t0, 1<<2
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bnez t0, 0f
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9:
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/* Assume we came from YAMON... */
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PTR_LA v0, 0x9fc00534 /* YAMON print */
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lw v0, (v0)
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move a0, zero
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PTR_LA a1, nonmt_processor
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jal v0
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PTR_LA v0, 0x9fc00520 /* YAMON exit */
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lw v0, (v0)
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li a0, 1
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jal v0
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1: b 1b
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__INITDATA
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nonmt_processor:
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.asciz "SMTC kernel requires the MT ASE to run\n"
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__FINIT
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0:
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#endif
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.endm
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/*
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* Do SMP slave processor setup necessary before we can safely execute C code.
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*/
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.macro smp_slave_setup
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.endm
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#endif /* __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H */
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