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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/*
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* Copyright © 2001-2010 David Woodhouse <dwmw2@infradead.org>
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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; either version 2 of the License, or
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* (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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <asm/byteorder.h>
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#ifndef CONFIG_MTD_CFI_ADV_OPTIONS
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#define CFI_HOST_ENDIAN
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#else
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#ifdef CONFIG_MTD_CFI_NOSWAP
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#define CFI_HOST_ENDIAN
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#endif
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#ifdef CONFIG_MTD_CFI_LE_BYTE_SWAP
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#define CFI_LITTLE_ENDIAN
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#endif
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#ifdef CONFIG_MTD_CFI_BE_BYTE_SWAP
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#define CFI_BIG_ENDIAN
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#endif
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#endif
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#if defined(CFI_LITTLE_ENDIAN)
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#define cpu_to_cfi8(x) (x)
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#define cfi8_to_cpu(x) (x)
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#define cpu_to_cfi16(x) cpu_to_le16(x)
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#define cpu_to_cfi32(x) cpu_to_le32(x)
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#define cpu_to_cfi64(x) cpu_to_le64(x)
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#define cfi16_to_cpu(x) le16_to_cpu(x)
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#define cfi32_to_cpu(x) le32_to_cpu(x)
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#define cfi64_to_cpu(x) le64_to_cpu(x)
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#elif defined (CFI_BIG_ENDIAN)
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#define cpu_to_cfi8(x) (x)
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#define cfi8_to_cpu(x) (x)
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#define cpu_to_cfi16(x) cpu_to_be16(x)
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#define cpu_to_cfi32(x) cpu_to_be32(x)
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#define cpu_to_cfi64(x) cpu_to_be64(x)
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#define cfi16_to_cpu(x) be16_to_cpu(x)
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#define cfi32_to_cpu(x) be32_to_cpu(x)
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#define cfi64_to_cpu(x) be64_to_cpu(x)
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#elif defined (CFI_HOST_ENDIAN)
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#define cpu_to_cfi8(x) (x)
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#define cfi8_to_cpu(x) (x)
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#define cpu_to_cfi16(x) (x)
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#define cpu_to_cfi32(x) (x)
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#define cpu_to_cfi64(x) (x)
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#define cfi16_to_cpu(x) (x)
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#define cfi32_to_cpu(x) (x)
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#define cfi64_to_cpu(x) (x)
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#else
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#error No CFI endianness defined
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#endif
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