Changes between Version 14 and Version 15 of ventana/ubuntu

Timestamp:

08/03/2018 03:14:50 PM (5 years ago)

Author:

Tim Harvey

Comment:

update bootscript to support a larger ramdisk size (old default load addresses restricted it to 32MB)

ventana/ubuntu

@@ -364 +364 @@
 cat << EOF > /tmp/bootscript
 
+# calculate load addresses based off of loadaddr as the base
+# and allow 128KB for FDT and 64MB for kernel
+setexpr fdt_addr \$loadaddr
+setexpr linux_addr \$fdt_addr + 0x20000 # allow 128KB for FDT
+setexpr rd_addr \$linux_addr + 0x4000000 # allow 64MB for kernel
+
 # if nand|usb dtype use initrd - sata|mmc don't require initrd
 if itest.s "x\${dtype}" == "xnand" ; then
@@ -372 +378 @@
   ubifsload \$fdt_addr boot/\$fdt_file2
   test -n "\$fixfdt" && run fixfdt
-  ubifsload \$loadaddr boot/uImage
-  ubifsload 16000000 boot/uramdisk
+  ubifsload \$linux_addr boot/uImage
+  ubifsload \$rd_addr boot/uramdisk
   ubifsumount
-  bootm \$loadaddr 16000000 \$fdt_addr
+  bootm \$linux_addr \$rd_addr \$fdt_addr
 elif itest.s "x\${dtype}" == "xusb" ; then
   echo "Booting from usb..."
@@ -383 +389 @@
   ext4load usb 0:1 \$fdt_addr boot/\$fdt_file2
   test -n "\$fixfdt" && run fixfdt
-  ext4load usb 0:1 \$loadaddr boot/uImage
-  ext4load usb 0:1 16000000 boot/uramdisk
-  bootm \$loadaddr 16000000 \$fdt_addr
+  ext4load usb 0:1 \$linux_addr boot/uImage
+  ext4load usb 0:1 \$rd_addr boot/uramdisk
+  bootm \$linux_addr \$rd_addr \$fdt_addr
 fi
 EOF
 mkimage -A arm -O linux -T script -n "bootscript" \
   -d /tmp/bootscript /boot/6x_bootscript-ventana
+rm /tmp/bootscript
 }}}
  a. Gateworks pre-built downstream vendor kernel: 3.14 kernel supporting full video input (which is not currently in upstream Linux) - ** use this if you are going to be using video input **