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