architecture/x86/linux.conf.sh

   1 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   2 # T2 SDE: architecture/x86/linux.conf.sh
   3 # Copyright (C) 2004 - 2021 The T2 SDE Project
   4 #
   5 # This Copyright note is generated by scripts/Create-CopyPatch,
   6 # more information can be found in the files COPYING and README.
   7 #
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License version 2.
  10 # --- T2-COPYRIGHT-NOTE-END ---
  11
  12 {
  13         cat <<- 'EOT'
  14                 define(`INTEL', `Intel X86 PCs')dnl
  15
  16                 dnl CPU configuration
  17                 dnl
  18
  19                 # CONFIG_64BIT is not set
  20         EOT
  21
  22         # all CPUs with PAE must sort after pentiumpro
  23         linux_arch=386
  24         for x in "i386          386"            \
  25                  "i486          486"            \
  26                  "c3            MCYRIXIII"      \
  27                  "c3-2          MVIAC3_2"       \
  28                  "i586          586"            \
  29                  "i586-mmx      586MMX"         \
  30                  "pentium       586"            \
  31                  "pentium-mmx   586MMX"         \
  32                  "i686          686"            \
  33                  "geodelx       GEODE_LX"       \
  34                  "k6            K6"             \
  35                  "k6-2          K6"             \
  36                  "k6-3          K6"             \
  37                  "pentiumpro    686"            \
  38                  "pentium2      PENTIUMII"      \
  39                  "pentium3      PENTIUMIII"     \
  40                  "pentium4      PENTIUM4"       \
  41                  "pentium-m     PENTIUMM"       \
  42                  "atom          ATOM"           \
  43                  "athlon        K7"             \
  44                  "athlon-tbird  K7"             \
  45                  "athlon4       K7"             \
  46                  "athlon-xp     K7"             \
  47                  "athlon-mp     K7"
  48         do
  49                 set $x # split line into $1, $2
  50                 [ "$1" == "pentiumpro" ] && pae=1
  51                 if [ "$1" == "$SDECFG_X86_OPT" ]; then
  52                         linux_arch=$2
  53                         break
  54                 fi
  55         done
  56
  57         # echo `grep -A 20 'Processor family' \
  58         #       /usr/src/linux/arch/i386/config.in | expand | \
  59         #       cut -c 57- | cut -f1 -d' ' | tr -d '"'`
  60         #
  61         for x in 386 486 586 586TSC 586MMX 686 PENTIUMIII PENTIUM4 PENTIUMM \
  62                  K6 K7 K8 ELAN CRUSOE WINCHIPC6 WINCHIP2 WINCHIP3D \
  63                  CYRIXIII VIAC3_2 ATOM GEODE_LX
  64         do
  65                 if [ "$linux_arch" != "$x" ]
  66                 then echo "# CONFIG_M$x is not set"
  67                 else echo "CONFIG_M$x=y" ; fi
  68         done
  69
  70         case "$linux_arch" in
  71                 386|486)
  72                         echo "CONFIG_MATH_EMULATION=y"
  73                         echo "# CONFIG_SMP is not set"
  74                         echo "# CONFIG_NAMESPACES is not set"
  75                         ;;
  76                 *)
  77                         echo "# CONFIG_MATH_EMULATION is not set"
  78                         ;;
  79         esac
  80
  81         [ "$pae" ] && cat <<- 'EOT'
  82                 dnl Allow more than 4GB (split 3/1) of RAM by default
  83                 dnl (and NX (Execute Disable) protection)
  84                 dnl
  85                 CONFIG_HIGHMEM=y
  86                 CONFIG_HIGHMEM4G=y
  87                 CONFIG_HIGHMEM64G=y
  88                 CONFIG_X86_PAE=y
  89         EOT
  90
  91         echo
  92         cat <<- 'EOT'
  93                 include(`linux-x86.conf.m4')
  94                 include(`linux-common.conf.m4')
  95                 include(`linux-block.conf.m4')
  96                 include(`linux-net.conf.m4')
  97                 include(`linux-fs.conf.m4')
  98
  99                 CONFIG_PATA_LEGACY=m
 100                 CONFIG_X86_ANCIENT_MCE=y
 101                 # CONFIG_HYPERVISOR_GUEST is not set
 102                 # CONFIG_IOMMU_SUPPORT is not set
 103                 # CONFIG_SFI is not set
 104                 # CONFIG_ACPI_APEI is not set
 105                 # CONFIG_FAULT_INJECTION is not set
 106                 # CONFIG_ATA_VERBOSE_ERROR is not set
 107                 # CONFIG_FS_ENCRYPTION is not set
 108                 # CONFIG_MICROCODE
 109                 # CONFIG_COMPACTION is not set
 110                 # CONFIG_FTRACE is not set
 111                 # CONFIG_DEBUG_KERNEL is not set
 112         EOT
 113 } | m4 -I $base/architecture/$arch -I $base/architecture/share