recipes/ti/ti-local-power-manager.inc

   1 DESCRIPTION = "TI Local Power Manager (LPM)"
   2 HOMEPAGE = "http://software-dl.ti.com/dsps/dsps_public_sw/sdo_sb/targetcontent/lpm"
   3 SECTION = "devel"
   4 LICENSE = "GPLv2"
   5
   6 # TODO : Hardcoded path to evm3530 - need to fix when adding omap24xx/dm6446 (other lpm targets)
   7
   8 require ti-paths.inc
   9 require ti-staging.inc
  10
  11 PROVIDES = "ti-lpm-module"
  12 PROVIDES += "ti-lpm-utils"
  13
  14 # This package builds a kernel module, use kernel PR as base and append a local version
  15 PR = "${MACHINE_KERNEL_PR}"
  16 PR_append = "e"
  17
  18 S = "${WORKDIR}/local_power_manager_linux_${PV}"
  19
  20 SRC_URI = "http://software-dl.ti.com/dsps/dsps_public_sw/sdo_sb/targetcontent/lpm/${PV}/exports/local_power_manager_linux_${PV}.tar.gz;name=lpmtarball"
  21
  22 DEPENDS = "ti-dsplink ti-xdctools"
  23 DEPENDS += "virtual/kernel"
  24
  25 # SOC_FAMILY configuration
  26
  27 LPMDSPPOWERSOC_omap3  = "omap3530"
  28 LPMDSPPOWERSOC_dm6446 = "dm6446"
  29 LPMDSPPOWERSOC       ?= "<UNDEFINED_LPMDSPPOWERSOC>"
  30
  31 XDC_PLATFORM_dm6446   = "ti.platforms.evmDM6446"
  32 XDC_PLATFORM_omap3    = "ti.platforms.evm3530"
  33 XDC_PLATFORM         ?= "<UNDEFINED_XDC_PLATFORM>"
  34
  35 do_configure () {
  36
  37     # Generate a config.bld for XDC
  38
  39     cat > ${S}/config.bld <<EOF
  40
  41 /* Generated by ti-local-power-manager.inc OE recipe */
  42
  43 var Build = xdc.useModule('xdc.bld.BuildEnvironment');
  44
  45 var GCArmv5T = xdc.useModule('gnu.targets.arm.GCArmv5T');
  46 GCArmv5T.LONGNAME = "bin/${TARGET_PREFIX}gcc";
  47 GCArmv5T.rootDir = "${TOOLCHAIN_PATH}";
  48 GCArmv5T.ccOpts.prefix += " -Wall -fno-strict-aliasing ";
  49 GCArmv5T.lnkOpts.suffix = GCArmv5T.lnkOpts.suffix.replace("-lstdc++", "");
  50 GCArmv5T.lnkOpts.suffix += " -lpthread ";
  51 GCArmv5T.platform = null;
  52 GCArmv5T.platforms = [
  53     "${XDC_PLATFORM}"
  54 ];
  55
  56 /* remove profiles we don't use */
  57 delete GCArmv5T.profiles["coverage"];
  58 delete GCArmv5T.profiles["profile"];
  59
  60 Build.targets.\$add(GCArmv5T);
  61 EOF
  62
  63 }
  64
  65 do_prepsources () {
  66
  67     # Prepare the tree for rebuiling - generate makefiles and clean
  68     XDCPATH=${S} ${XDC_INSTALL_DIR}/xdc .make -PR .
  69     XDCPATH=${S} ${XDC_INSTALL_DIR}/xdc clean -PR .
  70 }
  71
  72 addtask prepsources after do_configure before do_compile
  73
  74 do_compile () {
  75
  76     # Build the LPM kernel module
  77     unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
  78     cd ${S}/packages/ti/bios/power/modules/${LPMDSPPOWERSOC}/lpm
  79     make \
  80       DSPLINK_REPO="${LINK_INSTALL_DIR}" \
  81       LINUXKERNEL_INSTALL_DIR="${STAGING_KERNEL_DIR}" \
  82       MVTOOL_PREFIX="${TARGET_PREFIX}" \
  83       clean default
  84
  85     # Build the user space library
  86     # TODO
  87
  88     # Build the utilities (lpmON/OFF)
  89     cd ${S}
  90     XDCPATH=${S} ${XDC_INSTALL_DIR}/xdc -PR .
  91 }
  92
  93 KERNEL_VERSION = "${@base_read_file('${STAGING_KERNEL_DIR}/kernel-abiversion')}"
  94
  95 do_install () {
  96
  97     # Install the kernel module
  98     install -d ${D}/lib/modules/${KERNEL_VERSION}/kernel/drivers/dsp
  99     install -m 0755 ${S}/packages/ti/bios/power/modules/${LPMDSPPOWERSOC}/lpm/*.ko ${D}/lib/modules/${KERNEL_VERSION}/kernel/drivers/dsp
 100
 101     # Install the Utilities
 102     install -d ${D}/${installdir}/ti-lpm-utils
 103     install -m 0755 ${S}/packages/ti/bios/power/utils/bin/$(echo ${XDC_PLATFORM} | sed s:\\.:_:g)/linux/release/* ${D}/${installdir}/ti-lpm-utils
 104
 105     # Install/Stage the Source Tree
 106     install -d ${D}${LPM_INSTALL_DIR_RECIPE}
 107     cp -pPrf ${S}/* ${D}${LPM_INSTALL_DIR_RECIPE}
 108 }
 109
 110 PACKAGES += "ti-lpm-module"
 111 FILES_ti-lpm-module = "/lib/modules/${KERNEL_VERSION}/kernel/drivers/dsp/*lpm*ko"
 112 RDEPENDS_ti-lpm-module += "ti-dsplink-module"
 113 RDEPENDS_ti-lpm-module += "update-modules"
 114
 115 pkg_postinst_ti-lpm-module_append () {
 116         if [ -n "$D" ]; then
 117                 exit 1
 118         fi
 119         depmod -a
 120         update-modules || true
 121 }
 122
 123 pkg_postrm_ti-lpm-module_append () {
 124         update-modules || true
 125 }
 126
 127 PACKAGES += "ti-lpm-utils"
 128 RDEPENDS_ti-lpm-utils += "ti-lpm-module"
 129 FILES_ti-lpm-utils = "${installdir}/ti-lpm-utils/*"
 130 INSANE_SKIP_ti-lpm-utils = True