diff options
Diffstat (limited to 'dynamic-layers/xilinx/recipes-bsp/u-boot/u-boot-xlnx-scr/boot.cmd.xen')
| -rw-r--r-- | dynamic-layers/xilinx/recipes-bsp/u-boot/u-boot-xlnx-scr/boot.cmd.xen | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/dynamic-layers/xilinx/recipes-bsp/u-boot/u-boot-xlnx-scr/boot.cmd.xen b/dynamic-layers/xilinx/recipes-bsp/u-boot/u-boot-xlnx-scr/boot.cmd.xen new file mode 100644 index 00000000..25e5842c --- /dev/null +++ b/dynamic-layers/xilinx/recipes-bsp/u-boot/u-boot-xlnx-scr/boot.cmd.xen @@ -0,0 +1,80 @@ +# This is a boot script for U-Boot with Xen parameters used by yocto machine +# configuration file. +# Generate boot.scr: +# mkimage -c none -A arm -T script -d boot.cmd.xen boot.scr +# +################ +xen_name=@@XEN_IMAGE_NAME@@ +kernel_name=@@KERNEL_IMAGE@@ +rootfs_name=@@RAMDISK_IMAGE@@ +@@PRE_BOOTENV@@ + +for boot_target in ${boot_targets}; +do + echo "Trying to load boot images from ${boot_target}" + if test "${boot_target}" = "jtag" ; then + tftpboot @@KERNEL_LOAD_ADDRESS@@ ${kernel_name} + setenv kernel_size 0x$filesize; + tftpboot @@RAMDISK_IMAGE_ADDRESS@@ ${rootfs_name} + setenv ramdisk_size 0x$filesize; + tftpboot @@XEN_LOAD_ADDRESS@@ ${xen_name} + tftpboot @@DEVICETREE_ADDRESS@@ system.dtb + fi + if test "${boot_target}" = "mmc0" || test "${boot_target}" = "mmc1" || test "${boot_target}" = "usb0" || test "${boot_target}" = "usb1"; then + if test "${boot_target}" = "mmc0" || test "${boot_target}" = "mmc1"; then + setenv bootdev mmcblk${devnum}p + fi + if test "${boot_target}" = "usb0" || test "${boot_target}" = "usb1"; then + setenv bootdev sda + fi + echo "Checking for /${xen_name}" + if test -e ${devtype} ${devnum}:${distro_bootpart} /${xen_name}; then + echo "Loading ${xen_name}"; + fatload ${devtype} ${devnum}:${distro_bootpart} @@XEN_LOAD_ADDRESS@@ ${xen_name}; + fi + echo "Checking for /${kernel_name}" + if test -e ${devtype} ${devnum}:${distro_bootpart} /${kernel_name}; then + echo "Loading ${kernel_name}"; + fatload ${devtype} ${devnum}:${distro_bootpart} @@KERNEL_LOAD_ADDRESS@@ ${kernel_name}; + setenv kernel_size 0x$filesize; + fi + echo "Checking for /system.dtb" + if test -e ${devtype} ${devnum}:${distro_bootpart} /system.dtb; then + echo "Loading system.dtb"; + fatload ${devtype} ${devnum}:${distro_bootpart} @@DEVICETREE_ADDRESS@@ system.dtb; + fi + echo "Checking for /${rootfs_name}" + if test -e ${devtype} ${devnum}:${distro_bootpart} /${rootfs_name} && test "${skip_ramdisk}" != "yes"; then + echo "Loading ${rootfs_name}"; + fatload ${devtype} ${devnum}:${distro_bootpart} @@RAMDISK_IMAGE_ADDRESS@@ ${rootfs_name}; + setenv ramdisk_size 0x$filesize; + fi + fi + fdt addr @@DEVICETREE_ADDRESS@@ + fdt resize 0x1000 + fdt get value bootargs /chosen bootargs + fdt set /chosen \#address-cells <0x2> + fdt set /chosen \#size-cells <0x2> + setenv xen_bootargs "console=dtuart dtuart=@@XEN_SERIAL_CONSOLES@@ dom0_mem=@@DOM0_MEM@@ dom0_max_vcpus=@@DOM0_MAX_VCPUS@@ bootscrub=0 vwfi=native @@XEN_CMDLINE_APPEND@@" + fdt set /chosen xen,xen-bootargs \"${xen_bootargs}\" + + # Check that env $ramdisk_size is 0 or not. + if test -n ${ramdisk_size}; then + fdt mknod /chosen dom0-ramdisk + fdt set /chosen/dom0-ramdisk compatible "xen,linux-initrd" "xen,multiboot-module" "multiboot,module" + fdt set /chosen/dom0-ramdisk reg <0x0 @@RAMDISK_IMAGE_ADDRESS@@ 0x0 ${ramdisk_size}> + setenv rootfs_param @@KERNEL_ROOT_RAMDISK@@ + else + setenv rootfs_param @@KERNEL_ROOT_SD@@ + fi + + fdt mknod /chosen dom0 + fdt set /chosen/dom0 compatible "xen,linux-zimage" "xen,multiboot-module" "multiboot,module" + fdt set /chosen/dom0 reg <0x0 @@KERNEL_LOAD_ADDRESS@@ 0x0 ${kernel_size}> + setenv dom0_bootargs "console=hvc0 earlycon=xen earlyprintk=xen clk_ignore_unused ${rootfs_param}" + fdt set /chosen xen,dom0-bootargs \"${dom0_bootargs}\" + + setenv fdt_high 0xffffffffffffffff + + @@KERNEL_BOOTCMD@@ @@XEN_LOAD_ADDRESS@@ - @@DEVICETREE_ADDRESS@@ +done |