gen_arch.sh

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