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Diffstat (limited to 'packages/linux/nslu2-kernel.inc')
| -rw-r--r-- | packages/linux/nslu2-kernel.inc | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/packages/linux/nslu2-kernel.inc b/packages/linux/nslu2-kernel.inc deleted file mode 100644 index a622c50f08..0000000000 --- a/packages/linux/nslu2-kernel.inc +++ /dev/null @@ -1,256 +0,0 @@ -# Standard definitions for any NSLU2 Linux kernel. -# Include this file in a .bb which specifies, at least, -# PN,PV,PR for the desired kernel -# -# Define the following *before* including this file as -# required: -# -# N2K_PATCHES - full list of patches to apply, to add files -# generate a patch against /dev/null -# N2K_SUFFIX - the suffix to add after 'zImage-' in the -# deploy/images directory, should identify the image config -# -# DEFAULT_PREFERENCE is set automagically in this file as -# follows: -# -# 10 For *released* kernels -# 8 For mm or ac patched versions of released kernels -# 6 For rc patched kernels (release candidates) -# 4 For mm or ac patched rc (release candidate) kernels -# 2 For pre or bk versions -# 0 For mm or ac patched pre or bk versions -# -# -------------------------------------------------------------- -# -# Within this file bitbake variables local to the file are -# named N2K_FOO -# -SECTION = "kernel" -DESCRIPTION = "Linux kernel for the Linksys NSLU2 device" -LICENSE = "GPL" - -DEPENDS += "devio-native" - -# Linux kernel source has the general form linux-X.Y.Z-patchP, -# X.Y is the major version number, Z (which may have multiple -# parts) is a sub-version and 'patch' is something like 'mm' or -# 'ac' with a patch version. The original bz2 archive will be -# in a directory/file vX.Y/linux-X.Y.Z.tar.bz2. The unpacked -# source will be in the directory linux-X.Y.Z and this directory -# name corresponds to the module directory (in /lib/modules). -# -# The corresponding .bb file should be called: -# -# package_X.Y.Z-patchP -# -# Giving PN=package PV=X.Y.Z-patchP (and PR is set in the .bb -# file). Files, including the all important defconfig, are -# searched for in the following directories (last one first): -# -# nslu2-kernel/files -# nslu2-kernel/X.Y -# nslu2-kernel/X.Y.Z -# nslu2-kernel/X.Y.Z-patch -# nslu2-kernel/X.Y.Z-patchP -# package-X.Y.Z-patchP -# -# This allows sharing of patch files and other useful source! -# To share a file or patch with an earlier version put it in -# the shared directory - e.g. to use foo.patch on 2.6.11.2 and -# 2.6.11.4 it should be in directory nslu2-kernel/2.6.11. -# -# Note that when there are multiple patches the X.Y.Z-patch form -# uses base-patch (e.g. 2.6.12-mm) whereas X.Y.Z-patchP has the -# full form, for example 2.6.12-rc3-mm1 (in the same case). - -#PN=package-name -#PV=package-version (full) - -# The patch has the general form (rcN|preN|acN|mmN|bkN)* with the -# separate patch items being separated by '-' characters. The -# rc patch is first and has the important property that it -# requires the *preceding* kernel base version and that this -# will be the source directory name. -python () { - # The patches list may be empty. This code starts with the base - # kernel version and steps through the patches. Because the rc and - # pre patches actually require the *preceding* kernel version the code - # fixes that up appropriately. - pv = bb.data.getVar("PV",d,1).split('-') - kernel = pv[0].split('.') - base = pv[0] - name = [base] - major = '.'.join(name[0].split('.')[0:2]) - minor = '.'.join(name[0].split('.')[0:3]) - patch_uri = [ None ] - filedir = "${FILE_DIRNAME}/nslu2-kernel/%s" - # This entry will become the last one (everything is inserted before it) - filepath = [ filedir % "files" ] - pref = 10 - mmac = 0 - for patch in pv[1:]: - name.append(patch) - pname = '-'.join(name) - if patch[0:2] == "rc" or patch[0:3] == "pre": - patch_uri.append("${KERNELORG_MIRROR}/pub/linux/kernel/v%s/testing/patch-%s.bz2;patch=1;pname=%s" % (major, pname, pname)) - kernel[-1] = str(int(kernel[-1]) - 1) - if patch[0:2] == "rc" and pref == 10: - pref = 6 - filepath[0:0] = [ filedir % name[0] ] - filepath[0:0] = [ filedir % (name[0] + "-rc") ] - else: - pref = 2 - elif patch[0:2] == "bk" or patch[0:3] == "git": - patch_uri.append("${KERNELORG_MIRROR}/pub/linux/kernel/v%s/snapshots/patch-%s.bz2;patch=1;pname=%s" % (major, pname, pname)) - pref = 2 - elif patch[0:2] == "ac": - patch_uri.append("${KERNELORG_MIRROR}/pub/linux/kernel/people/alan/linux-%s/%s/patch-%s" % (major, base, pname)) - mmac = 2 - filepath[0:0] = [ filedir % (name[0] + "-ac") ] - elif patch[0:2] == "mm": - patch_uri.append("${KERNELORG_MIRROR}/pub/linux/kernel/people/akpm/patches/%s/%s/%s/%s.bz2;patch=1;pname=%s" % (major, base, pname, pname, pname)) - mmac = 2 - filepath[0:0] = [ filedir % (name[0] + "-mm") ] - else: - raise bb.build.FuncFailed("nslu2-kernel: patch %s not recognized in %s" % (patch, '-'.join(pv))) - filepath[0:0] = [ filedir % pname ] - base = pname - - base = '.'.join(kernel) - patch_uri[0] = "${KERNELORG_MIRROR}/pub/linux/kernel/v%s/linux-%s.tar.bz2" % (major, base) - filepath[-1:-1] = [ filedir % base ] - if base != minor: - filepath[-1:-1] = [ filedir % minor ] - filepath[-1:-1] = [ filedir % major ] - - bb.data.setVar("N2K_SRCMAJ", major, d) - # bb.note("N2K_SRCMAJ := %s" % major) - bb.data.setVar("N2K_SRCVER", base, d) - # bb.note("N2K_SRCVER := %s" % base) - bb.data.setVar("N2K_SRCURI", ' '.join(patch_uri), d) - # bb.note("N2K_SRCURI := %s" % ' '.join(patch_uri)) - bb.data.setVar("N2K_FILESPATH", ':'.join(filepath), d) - # bb.note("N2K_FILESPATH := %s" % ' '.join(filepath)) - bb.data.setVar("DEFAULT_PREFERENCE", pref-mmac, d) - # bb.note("DEFAULT_PREFERENCE := %s" % (pref-mmac)) -} - -# FILESPATH: this list is in order last-searched-first, therefore -# the first entry is the *latest* and/or most specific -FILESPATH = "${FILE_DIRNAME}/${P}:${N2K_FILESPATH}" - -# The working directory will be the 'base' version (which may not be the -# same as implied by the PV variable because it corresponds to the prior -# minor version for rc and pre patched versions). -S = "${WORKDIR}/linux-${N2K_SRCVER}" - -# N2K_PATCHES is the list of patches. -N2K_PATCHES ?= "" - -# Image suffix - actually set in conf/machine/nslu2.conf as it is also -# used by anything which needs to know the name of the generated image. -# Should be overridden in the distro if patches or defconfig are changed. -N2K_SUFFIX ?= "nslu2${IXP4XX_MACHINE_ENDIAN}" - -SRC_URI = "${N2K_SRCURI}" -SRC_URI += "${N2K_PATCHES}" -SRC_URI += "file://defconfig" - -COMPATIBLE_HOST = 'arm.*-linux' - -inherit kernel - -ARCH = "arm" -KERNEL_IMAGETYPE = "zImage" -# To specify the console set KERNEL_CONSOLE in the .bb file. -# CMDLINE_ROOT contains the boot options, CMDLINE_KERNEL_OPTIONS -# contains the things for a specific kernel. -CMDLINE_KERNEL_OPTIONS ?= "reboot=s" -CMDLINE_ROOT ?= "root=/dev/mtdblock4 rw rootfstype=jffs2 mem=32M@0x00000000 init=/linuxrc" -# Add distro specific debug (or non-debug) options to this -CMDLINE_DEBUG ?= "" -CMDLINE = "${CMDLINE_ROOT} ${CMDLINE_KERNEL_OPTIONS} ${CMDLINE_DEBUG} ${CMDLINE_CONSOLE}" - -# Set EXTRAVERSION and LOCALVERSION to "" so that the kernel version -# remains pinned to the x.y.z form, also turn off the directory -# printing which provides almost all the output of an incremental build. -EXTRA_OEMAKE += "EXTRAVERSION=" -EXTRA_OEMAKE += "LOCALVERSION=" -EXTRA_OEMAKE += "MAKEFLAGS='--no-print-directory'" - -addtask unpacklocal before do_patch after do_unpack - -# NOTE: in MM kernel builds the config options (oldconfig, menuconfig -# and so on) do not allow an option to be overridden, so the following -# removes the options which must be changed. -do_configure_prepend() { - rm -f ${S}/.config - echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >>'${S}/.config' - if test '${IXP4XX_MACHINE_ENDIAN}' = be - then - echo 'CONFIG_CPU_BIG_ENDIAN=y' >>'${S}/.config' - fi - if test '${SLUGOS_IMAGESEX}' = big-endian - then - echo 'CONFIG_JFFS2_BIG_ENDIAN=y' >>'${S}/.config' - fi - if test '${SLUGOS_IMAGESEX}' = little-endian - then - echo 'CONFIG_JFFS2_LITTLE_ENDIAN=y' >>'${S}/.config' - fi - sed -e '/CONFIG_CPU_BIG_ENDIAN/d' -e '/CONFIG_CMDLINE=/d' \ - -e '/CONFIG_JFFS2_NATIVE_ENDIAN=/d' \ - -e '/CONFIG_JFFS2_BIG_ENDIAN=/d' \ - -e '/CONFIG_JFFS2_LITTLE_ENDIAN=/d' \ - '${WORKDIR}/defconfig' >>'${S}/.config' - rm -rf ${S}/include/asm-arm/arch ${S}/include/asm-arm/proc \ - ${S}/include/asm-arm/.proc ${S}/include/asm-arm/.arch -} - -# This function adds the required prefix to the image to deal with two -# problems: -# -# 1) The machine type set by RedBoot is wrong - the type for an ixdp425, not an NSLU2 -# e3a01c02 e3811055 -# 2) For LE kernels it is necessary to prefix change-to-le code to the kernel image: -# ee110f10 e3c00080 ee010f10 -# and to byte swap the (LE) image to match the BE flash layout -# -# The argument to the function is the destination directory -redboot_fixup_armeb() { - rm -f "$1".new - devio '<<arch/${ARCH}/boot/${KERNEL_IMAGETYPE}' >"$1".new \ - 'wb 0xe3a01c02,4' \ - 'wb 0xe3811055,4' \ - 'cp$' - mv "$1".new "$1" -} - -redboot_fixup_arm() { - rm -f "$1".new - devio '<<arch/${ARCH}/boot/${KERNEL_IMAGETYPE}' >"$1".new \ - 'wb 0xe3a01c02,4' \ - 'wb 0xe3811055,4' \ - 'wb 0xee110f10,4' \ - 'wb 0xe3c00080,4' \ - 'wb 0xee010f10,4' \ - 'xp $,4' || { - echo 'ERROR: arch/${ARCH}/boot/${KERNEL_IMAGETYPE}: failed to byteswap zImage' >&2 - return 1 - } - mv "$1".new "$1" -} - -do_install_append() { - redboot_fixup '${STAGING_KERNEL_DIR}/${KERNEL_IMAGETYPE}' -} - -do_deploy[dirs] = "${S}" -do_deploy() { - install -d ${DEPLOY_DIR_IMAGE} - redboot_fixup '${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${N2K_SUFFIX}' -} - -addtask deploy before do_build after do_compile - -COMPATIBLE_MACHINE = "nslu2" |