39 lines
1.4 KiB
C
39 lines
1.4 KiB
C
/*
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* This file is part of the libpayload project.
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*
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* Copyright (C) 2014 Imagination Technologies
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __MIPS_ARCH_VIRTUAL_H
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#define __MIPS_ARCH_VIRTUAL_H
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#define KSEG0_BASE 0x80000000
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#define KSEG1_BASE 0xA0000000
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#define kseg0_to_phys(virt) ((unsigned long)(virt) - KSEG0_BASE)
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#define phys_to_kseg0(phys) ((void *)((unsigned long)(phys) + KSEG0_BASE))
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#define kseg1_to_phys(virt) ((unsigned long)(virt) - KSEG1_BASE)
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#define phys_to_kseg1(phys) ((void *)((unsigned long)(phys) + KSEG1_BASE))
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#define virt_to_phys(virt) ((unsigned long)(virt))
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#define phys_to_virt(phys) ((void *)(unsigned long)(phys))
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#define virt_to_bus(virt) kseg1_to_phys(virt)
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#define bus_to_virt(phys) phys_to_kseg1(phys)
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#endif
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