config.in

linux下的MTD设备驱动源代码,配合jffs2 yaffss2文件系统.

# drivers/mtd/chips/Config.in

# $Id: Config.in,v 1.19 2004/04/15 14:24:09 thayne Exp $

mainmenu_option next_comment

comment 'RAM/ROM/Flash chip drivers'

dep_tristate '  Detect flash chips by Common Flash Interface (CFI) probe' CONFIG_MTD_CFI $CONFIG_MTD
dep_tristate '  Detect JEDEC JESD21c compatible flash chips' CONFIG_MTD_JEDECPROBE $CONFIG_MTD

if [ "$CONFIG_MTD_CFI" = "y" -o "$CONFIG_MTD_JEDECPROBE" = "y" ]; then
   define_bool CONFIG_MTD_GEN_PROBE y
else
   if [ "$CONFIG_MTD_CFI" = "m" -o "$CONFIG_MTD_JEDECPROBE" = "m" ]; then
      define_bool CONFIG_MTD_GEN_PROBE m
   else
      define_bool CONFIG_MTD_GEN_PROBE n
   fi
fi

if [ "$CONFIG_MTD_GEN_PROBE" = "y" -o "$CONFIG_MTD_GEN_PROBE" = "m" ]; then
   bool '  Flash chip driver advanced configuration options' CONFIG_MTD_CFI_ADV_OPTIONS
   if [ "$CONFIG_MTD_CFI_ADV_OPTIONS" = "y" ]; then
     choice 'Flash cmd/query data swapping'			\
	"NO			CONFIG_MTD_CFI_NOSWAP		\
	 BIG_ENDIAN_BYTE	CONFIG_MTD_CFI_BE_BYTE_SWAP	\
	 LITTLE_ENDIAN_BYTE	CONFIG_MTD_CFI_LE_BYTE_SWAP"	NO
     bool '  Specific CFI Flash geometry selection' CONFIG_MTD_CFI_GEOMETRY
     if [ "$CONFIG_MTD_CFI_GEOMETRY" = "y" ]; then
       bool '    Support  8-bit buswidth' CONFIG_MTD_CFI_B1
       bool '    Support 16-bit buswidth' CONFIG_MTD_CFI_B2
       bool '    Support 32-bit buswidth' CONFIG_MTD_CFI_B4
       bool '    Support 64-bit buswidth' CONFIG_MTD_CFI_B8
	 if [ "$CONFIG_MTD_CFI_B1" = "y" ]; then
	   define_bool CONFIG_MTD_CFI_I1 y
         else
           bool '    Support 1-chip flash interleave' CONFIG_MTD_CFI_I1
	 fi
       bool '    Support 2-chip flash interleave' CONFIG_MTD_CFI_I2
       bool '    Support 4-chip flash interleave' CONFIG_MTD_CFI_I4
       bool '    Support 8-chip flash interleave' CONFIG_MTD_CFI_I8
     fi
  fi
fi
dep_tristate '  Support for Intel/Sharp flash chips' CONFIG_MTD_CFI_INTELEXT $CONFIG_MTD_GEN_PROBE
dep_tristate '  Support for AMD/Fujitsu flash chips' CONFIG_MTD_CFI_AMDSTD $CONFIG_MTD_GEN_PROBE
dep_tristate '  Support for ST (Advanced Architecture) flash chips' CONFIG_MTD_CFI_STAA $CONFIG_MTD_GEN_PROBE

if [ "$CONFIG_MTD_CFI_INTELEXT" = "y" \
	-o "$CONFIG_MTD_CFI_AMDSTD" = "y" \
	-o "$CONFIG_MTD_CFI_STAA" = "y" ]; then
   define_bool CONFIG_MTD_CFI_UTIL y
else
   if [ "$CONFIG_MTD_CFI_INTELEXT" = "m" \
        -o "$CONFIG_MTD_CFI_AMDSTD" = "m" \
        -o "$CONFIG_MTD_CFI_STAA" = "m" ]; then
      define_bool CONFIG_MTD_CFI_UTIL m
   else
      define_bool CONFIG_MTD_CFI_UTIL n
   fi
fi

dep_tristate '  Support for RAM chips in bus mapping' CONFIG_MTD_RAM $CONFIG_MTD
dep_tristate '  Support for ROM chips in bus mapping' CONFIG_MTD_ROM $CONFIG_MTD
dep_tristate '  Support for absent chips in bus mapping' CONFIG_MTD_ABSENT $CONFIG_MTD

bool '  Older (theoretically obsoleted now) drivers for non-CFI chips' CONFIG_MTD_OBSOLETE_CHIPS
dep_tristate '  AMD compatible flash chip support (non-CFI)' CONFIG_MTD_AMDSTD $CONFIG_MTD $CONFIG_MTD_OBSOLETE_CHIPS
dep_tristate '  pre-CFI Sharp chip support' CONFIG_MTD_SHARP $CONFIG_MTD $CONFIG_MTD_OBSOLETE_CHIPS
dep_tristate '  JEDEC device support' CONFIG_MTD_JEDEC $CONFIG_MTD $CONFIG_MTD_OBSOLETE_CHIPS


endmenu