gen_arch.sh

   1 #!/bin/bash
   2 # $Id$
   3
   4 get_official_arch() {
   5         if [ "${CMD_ARCHOVERRIDE}" != '' ]
   6         then
   7                 ARCH=${CMD_ARCHOVERRIDE}
   8         else
   9                 if [ "${ARCH_OVERRIDE}" != '' ]
  10                 then
  11                         ARCH=${ARCH_OVERRIDE}
  12                 else
  13                         ARCH=`uname -m`
  14                         case "${ARCH}" in
  15                                 i?86)
  16                                         ARCH="x86"
  17                                         ;;
  18                                 mips|mips64)
  19                                         ARCH="mips"
  20                                         ;;
  21                                 arm*)
  22                                         ARCH=arm
  23                                         ;;
  24                                 *)
  25                                         ;;
  26                         esac
  27                 fi
  28         fi
  29
  30         if [ "${CMD_UTILS_ARCH}" != '' ]
  31         then
  32                 UTILS_ARCH=${CMD_UTILS_ARCH}
  33         else
  34                 if [ "${UTILS_ARCH}" != '' ]
  35                 then
  36                         UTILS_ARCH=${UTILS_ARCH}
  37                 fi
  38         fi
  39
  40         # sparc64 klibc is b0rked, so we force to 32
  41         if [ "${ARCH}" = 'sparc64' ]
  42         then
  43                 UTILS_ARCH='sparc'
  44         fi
  45
  46         ARCH_CONFIG="${GK_SHARE}/arch/${ARCH}/config.sh"
  47         [ -f "${ARCH_CONFIG}" ] || gen_die "${ARCH} not yet supported by genkernel. Please add the arch-specific config file, ${ARCH_CONFIG}"
  48 }
  49
  50 set_kernel_arch() {
  51         KERNEL_ARCH=${ARCH}
  52         case ${ARCH} in
  53                 ppc|ppc64)
  54                         if [ "${VER}" -eq "2" -a "${PAT}" -ge "6" ]
  55                         then
  56                                 if [ "${PAT}" -eq "6" -a "${SUB}" -ge "16" ] || [ "${PAT}" -gt "6" ]
  57                                 then
  58                                         KERNEL_ARCH=powerpc
  59                                 fi
  60                         fi
  61                         ;;
  62                 x86)
  63                         if [ "${VER}" -eq "2" -a "${PAT}" -ge "6" ] || [ "${VER}" -gt "2" ]
  64                         then
  65                                 if [ "${PAT}" -eq "6" -a "${SUB}" -ge "24" ] || [ "${PAT}" -gt "6" ]
  66                                 then
  67                                         KERNEL_ARCH=x86
  68                                 else
  69                                         KERNEL_ARCH=i386
  70                                 fi
  71                         fi
  72                         ;;
  73                 x86_64)
  74                         if [ "${VER}" -eq "2" -a "${PAT}" -ge "6" ] || [ "${VER}" -gt "2" ]
  75                         then
  76                                 if [ "${PAT}" -eq "6" -a "${SUB}" -ge "24" ] || [ "${PAT}" -gt "6" ]
  77                                 then
  78                                         KERNEL_ARCH=x86
  79                                 fi
  80                         fi
  81                         ;;
  82         esac
  83         export KERNEL_ARCH
  84         print_info 2 "KERNEL_ARCH=${KERNEL_ARCH}"
  85 }