/* * Copyright © 2001-2010 David Woodhouse <dwmw2@infradead.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ #include <asm/byteorder.h> #ifndef CONFIG_MTD_CFI_ADV_OPTIONS #define CFI_HOST_ENDIAN #else #ifdef CONFIG_MTD_CFI_NOSWAP #define CFI_HOST_ENDIAN #endif #ifdef CONFIG_MTD_CFI_LE_BYTE_SWAP #define CFI_LITTLE_ENDIAN #endif #ifdef CONFIG_MTD_CFI_BE_BYTE_SWAP #define CFI_BIG_ENDIAN #endif #endif #if defined(CFI_LITTLE_ENDIAN) #define cpu_to_cfi8(x) (x) #define cfi8_to_cpu(x) (x) #define cpu_to_cfi16(x) cpu_to_le16(x) #define cpu_to_cfi32(x) cpu_to_le32(x) #define cpu_to_cfi64(x) cpu_to_le64(x) #define cfi16_to_cpu(x) le16_to_cpu(x) #define cfi32_to_cpu(x) le32_to_cpu(x) #define cfi64_to_cpu(x) le64_to_cpu(x) #elif defined (CFI_BIG_ENDIAN) #define cpu_to_cfi8(x) (x) #define cfi8_to_cpu(x) (x) #define cpu_to_cfi16(x) cpu_to_be16(x) #define cpu_to_cfi32(x) cpu_to_be32(x) #define cpu_to_cfi64(x) cpu_to_be64(x) #define cfi16_to_cpu(x) be16_to_cpu(x) #define cfi32_to_cpu(x) be32_to_cpu(x) #define cfi64_to_cpu(x) be64_to_cpu(x) #elif defined (CFI_HOST_ENDIAN) #define cpu_to_cfi8(x) (x) #define cfi8_to_cpu(x) (x) #define cpu_to_cfi16(x) (x) #define cpu_to_cfi32(x) (x) #define cpu_to_cfi64(x) (x) #define cfi16_to_cpu(x) (x) #define cfi32_to_cpu(x) (x) #define cfi64_to_cpu(x) (x) #else #error No CFI endianness defined #endif