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--- zed_machine_conf [2019/05/05 09:43] – created rpjday
+++ zed_machine_conf [2019/05/05 16:06] (current) – [machine-xilinx-default.inc] rpjday
@@ Line 1: / Line 1: @@
 ===== Overview =====
+Machine definition files for Zedboard.
+===== zedboard-zynq7.conf =====
+<code>
+#@TYPE: Machine
+#@NAME: zedboard-zynq7
+#@DESCRIPTION: Machine support for ZedBoard. (http://www.zedboard.org/)
+#
+# For details on the Evaluation board:
+#     http://www.zedboard.org/content/overview
+# For design files (including 'zynq_fsbl_0.elf') for the ZedBoard:
+#     http://www.zedboard.org/reference-designs-categories/zynq-concepts-tools-and-techniques-zedboard
+#
+SOC_VARIANT ?= "7z"
+require conf/machine/include/tune-zynq.inc
+require conf/machine/include/machine-xilinx-overrides.inc
+require conf/machine/include/machine-xilinx-default.inc
+# u-boot configuration
+UBOOT_MACHINE = "zynq_zed_config"
+SPL_BINARY ?= "spl/boot.bin"
+EXTRA_IMAGEDEPENDS += " \
+                u-boot-zynq-uenv \
+                virtual/boot-bin \
+                virtual/bootloader \
+                "
+SERIAL_CONSOLE = "115200 ttyPS0"
+KERNEL_DEVICETREE = "zynq-zed.dtb"
+IMAGE_BOOT_FILES += " \
+                boot.bin \
+                uEnv.txt \
+                "
+</code>
+===== required files =====
+==== tune-zynq.inc ====
+<code>
+DEFAULTTUNE ?= "cortexa9thf-neon"
+SOC_FAMILY ?= "zynq"
+# Available SOC_VARIANT's for zynq:
+# 7zs - Zynq-7000 Single A9 Core
+# 7z  - Zynq-7000 Dual A9 Core
+SOC_VARIANT ?= "7z"
+require conf/machine/include/tune-cortexa9.inc
+require conf/machine/include/soc-family.inc
+# Linux Configuration
+KERNEL_IMAGETYPE ?= "uImage"
+# Set default load address.
+# Override with KERNEL_EXTRA_ARGS_<board> += "..." in machine file if required
+KERNEL_EXTRA_ARGS_zynq += "UIMAGE_LOADADDR=0x8000"
+</code>
+==== machine-xilinx-overrides.inc ====
+<code>
+SOC_VARIANT ??= ""
+MACHINEOVERRIDES =. "${@['', '${SOC_FAMILY}${SOC_VARIANT}:']['${SOC_VARIANT}' != '']}"
+# Here we can extend overrides for the corresponding family and variant
+def get_soc_overrides(fam, var, d):
+  extender = ''
+  if (fam == 'zynqmp'):
+    if (var == 'eg'):
+      extender = 'mali400:'
+    elif (var == 'ev'):
+      extender = 'mali400:vcu:'
+  return extender
+# Gets OVERRIDES extender depending on the board
+SOC_OVERRIDES = "${@get_soc_overrides(d.getVar('SOC_FAMILY'),d.getVar('SOC_VARIANT'), d)}"
+MACHINEOVERRIDES  =. "${SOC_OVERRIDES}"
+PACKAGE_EXTRA_ARCHS_append = " ${SOC_FAMILY}"
+PACKAGE_EXTRA_ARCHS_append = "${@['', ' ${SOC_FAMILY}${SOC_VARIANT}']['${SOC_VARIANT}' != '']}"
+</code>
+==== machine-xilinx-default.inc ====
+<code>
+# Default Xilinx BSP Machine settings
+MACHINE_FEATURES_BACKFILL_CONSIDERED += "rtc"
+# File System Configuration
+IMAGE_FSTYPES ?= "tar.gz cpio cpio.gz.u-boot"
+# Kernel Configuration
+XILINX_DEFAULT_KERNEL := "linux-xlnx"
+XILINX_DEFAULT_KERNEL_microblaze := "linux-yocto"
+XILINX_DEFAULT_KERNEL_zynqmp := "linux-yocto"
+PREFERRED_PROVIDER_virtual/kernel ??= "${XILINX_DEFAULT_KERNEL}"
+# U-Boot Configuration
+XILINX_DEFAULT_UBOOT := "u-boot-xlnx"
+XILINX_DEFAULT_UBOOT_zynqmp := "u-boot"
+PREFERRED_PROVIDER_virtual/bootloader ??= "${XILINX_DEFAULT_UBOOT}"
+PREFERRED_PROVIDER_virtual/boot-bin ??= "${PREFERRED_PROVIDER_virtual/bootloader}"
+UBOOT_SUFFIX ?= "img"
+UBOOT_SUFFIX_zynqmp ?= "bin"
+UBOOT_SUFFIX_microblaze ?= "bin"
+UBOOT_BINARY ?= "u-boot.${UBOOT_SUFFIX}"
+UBOOT_ELF ?= "u-boot"
+UBOOT_ELF_aarch64 ?= "u-boot.elf"
+#Hardware accelaration
+PREFERRED_PROVIDER_virtual/libgles1_mali400 = "libmali-xlnx"
+PREFERRED_PROVIDER_virtual/libgles2_mali400 = "libmali-xlnx"
+PREFERRED_PROVIDER_virtual/egl_mali400 = "libmali-xlnx"
+PREFERRED_PROVIDER_virtual/libgl_mali400 = "mesa-gl"
+PREFERRED_PROVIDER_virtual/mesa_mali400 = "mesa-gl"
+XSERVER ?= " \
+        xserver-xorg \
+        xf86-input-evdev \
+        xf86-input-mouse \
+        xf86-input-keyboard \
+        xf86-video-fbdev \
+        ${XSERVER_EXT} \
+        "
+IMAGE_BOOT_FILES ?= "${@get_default_image_boot_files(d)}"
+def get_default_image_boot_files(d):
+    files = []
+    # kernel images
+    kerneltypes = set((d.getVar("KERNEL_IMAGETYPE") or "").split())
+    kerneltypes |= set((d.getVar("KERNEL_IMAGETYPES") or "").split())
+    for i in kerneltypes:
+        files.append(i)
+    # u-boot image
+    if d.getVar("UBOOT_BINARY"):
+        files.append(d.getVar("UBOOT_BINARY"))
+    # device trees (device-tree only), these are first as they are likely desired over the kernel ones
+    if "device-tree" in (d.getVar("MACHINE_ESSENTIAL_EXTRA_RDEPENDS") or ""):
+        files.append("devicetree/*.dtb")
+    # device trees (kernel only)
+    if d.getVar("KERNEL_DEVICETREE"):
+        dtbs = d.getVar("KERNEL_DEVICETREE").split(" ")
+        dtbs = [os.path.basename(d) for d in dtbs]
+        for dtb in dtbs:
+            files.append(dtb)
+    return " ".join(files)
+XSERVER_EXT ?= ""
+XSERVER_EXT_zynqmp ?= "xf86-video-armsoc"
+# For MicroBlaze default all microblaze machines to use GDB 7.7.1 (for gdbserver/gdb)
+PREFERRED_VERSION_gdb_microblaze = "7.7.1"
+</code>