build/jam/board/cubieboard4/BoardSetup

   1 # Cubieboard 4 board-specific definitions
   2 # This likely could be easily used for other Allwinner chipsets
   3
   4 HAIKU_BOARD_DESCRIPTION = "Cubieboard 4 (CC-A80)" ;
   5 HAIKU_BOARD_FDT_NAME = "cubieboard4" ;
   6
   7 #
   8 # Various hardcoded addresses
   9 #
  10
  11 # 0x20000000 = SDRAM start
  12 # 0x20007800 = haiku_loader_linux.ub
  13 # 0x20087800 = BASE
  14
  15 HAIKU_BOARD_LOADER_BASE = 0x20087800 ;
  16 HAIKU_BOARD_LOADER_ENTRY_RAW = $(HAIKU_BOARD_LOADER_BASE) ;
  17 HAIKU_BOARD_LOADER_ENTRY_NBSD = `printf \"obase=16;ibase=16;8 + %x\\n\" $(HAIKU_BOARD_LOADER_BASE)|bc` ;
  18 HAIKU_BOARD_LOADER_ENTRY_LINUX = `printf \"obase=16;ibase=16;10 + %x\\n\" $(HAIKU_BOARD_LOADER_BASE)|bc` ;
  19
  20 #
  21 # mmc/SD image
  22 #
  23
  24 HAIKU_BOARD_FIRMWARE_URL = "https://github.com/cubieboard/CC-A80-binaries/raw/master/bin" ;
  25
  26 # u-boot image
  27 # Dear Cubbieboard, add fdt_addr_r, ramdisk_addr_r, kernel_addr_r to u-boot
  28 HAIKU_BOARD_SDIMAGE_UBOOT_SCRIPT_NAME = boot.scr ;
  29 HAIKU_BOARD_SDIMAGE_UBOOT_SCRIPT = "\
  30     fatload mmc 0 0x20800000 haiku-floppyboot.tgz.ub \
  31     fatload mmc 0 0x20007800 haiku_loader_linux.ub \
  32     bootm 0x20007800 0x20800000" ;
  33
  34 HAIKU_BOARD_SDIMAGE_FAT_SIZE = 32 ;
  35 HAIKU_BOARD_SDIMAGE_FILES =
  36         haiku_loader_linux.ub
  37         haiku-floppyboot.tgz.ub
  38         $(HAIKU_BOARD_SDIMAGE_UBOOT_SCRIPT_NAME)
  39 ;
  40
  41 HAIKU_BOARD_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63)
  42 HAIKU_BOARD_SDIMAGE_SIZE = 128 ; # MiB
  43
  44 boot0File = [ DownloadFile sdcard-boot0 : $(HAIKU_BOARD_FIRMWARE_URL)/sdcard-boot0 ] ;
  45 boot1File = [ DownloadFile sdcard-boot1 : $(HAIKU_BOARD_FIRMWARE_URL)/sdcard-boot1 ] ;
  46
  47 # The Allwinner chips require an SD card "blessed" with
  48 # the boot0 SPL and boot1 (u-boot) at a fixed location on
  49 # the SD card. (Dear AW, please support loading from FAT)
  50 HAIKU_BOARD_SDIMAGE_BOOT0_FILE = $(boot0File) ;
  51 HAIKU_BOARD_SDIMAGE_BOOT0_SEEK = 8192 ;
  52 HAIKU_BOARD_SDIMAGE_BOOT1_FILE = $(boot1File) ;
  53 HAIKU_BOARD_SDIMAGE_BOOT1_SEEK = 19554304 ;
  54
  55 #
  56 # gcc flags for the specific cpu
  57 #
  58
  59 local flags = -march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=hard ;
  60
  61 HAIKU_ASFLAGS_$(HAIKU_PACKAGING_ARCH) += $(flags) ;
  62 HAIKU_CCFLAGS_$(HAIKU_PACKAGING_ARCH) += $(flags) ;
  63 HAIKU_C++FLAGS_$(HAIKU_PACKAGING_ARCH) += $(flags) ;
  64
  65 # Workaround for ld using 32k for alignment despite forcing it in the config...
  66 # should definitely not be needed!
  67 HAIKU_KERNEL_LINKFLAGS +=
  68     -Wl,-z -Wl,max-page-size=0x1000
  69     -Wl,-z -Wl,common-page-size=0x1000 ;
  70 HAIKU_LINKFLAGS_$(HAIKU_PACKAGING_ARCH) +=
  71     -Wl,-z -Wl,max-page-size=0x1000
  72     -Wl,-z -Wl,common-page-size=0x1000 ;