@@ -12,4 +12,5 @@ bootm loados ${scriptaddr};
bootm ramdisk;
bootm prep;
fdt set /soc/ethernet@20110000 mac-address ${beaglevfire_mac_addr0};
+run design_overlays;
bootm go;
old mode 100644
new mode 100755
@@ -13,20 +13,39 @@ fi
cp "$1"/mpfs_dtbo.spi /lib/firmware/mpfs_dtbo.spi
cp "$1"/mpfs_bitstream.spi /lib/firmware/mpfs_bitstream.spi
-mount -t debugfs none /sys/kernel/debug
-
# Trash existing device tree overlay in case the rest of the process fails:
-flash_erase /dev/mtd0 0 1024
+flash_erase /dev/mtd0 0 16
+
+# Get device tree overlay size
+dtbo_size=$(stat -c %s /lib/firmware/mpfs_dtbo.spi)
-# # Write device tree overlay
-dd if=/lib/firmware/mpfs_dtbo.spi of=/dev/mtd0 seek=1024
+# Write device tree overlay
+dd if=/lib/firmware/mpfs_dtbo.spi of=/dev/mtd0 bs=1 seek=$((0x400)) count="$dtbo_size" status=progress
# Fake the presence of a golden image for now.
-dd if=/dev/zero of=/dev/mtd0 count=4 bs=1
+dd if=/dev/zero of=/dev/mtd0 count=1 bs=4
# Initiate FPGA update.
-echo 1 > /sys/kernel/debug/fpga/microchip_exec_update
-
-# Reboot Linux for the gateware update to take effect.
-# FPGA reprogramming takes places between Linux shut-down and HSS restarting the board.
-reboot
+echo 1 > /sys/class/firmware/mpfs-auto-update/loading
+
+# Write the firmware image to the data sysfs file
+cat /lib/firmware/mpfs_bitstream.spi > /sys/class/firmware/mpfs-auto-update/data
+
+# Signal completion
+echo 0 > /sys/class/firmware/mpfs-auto-update/loading
+
+while [ "$(cat /sys/class/firmware/mpfs-auto-update/status)" != "idle" ]; do
+ # Do nothing, just keep checking
+ sleep 1
+done
+
+# When the status is 'idle' and no error has occured, reboot the system for
+# the gateware update to take effect. FPGA reprogramming takes places between
+# Linux shut-down and HSS restarting the board.
+if [ "$(cat /sys/class/firmware/mpfs-auto-update/error)" = "" ]; then
+ echo "FPGA update ready. Rebooting."
+ reboot
+else
+ echo "FPGA update failed with status: $(cat /sys/class/firmware/mpfs-auto-update/error)"
+ exit 1
+fi
Following the addition of the firmware upload API in linux v6.6, using debugfs for firmware updating has been removed. Update the update-gateware script to use the firmware upload API with sysfs and enable applying the overlays during boot. Signed-off-by: Jamie Gibbons <jamie.gibbons@microchip.com> --- board/beagleboard/beaglev_fire/boot.cmd | 1 + .../usr/share/microchip/update-gateware.sh | 41 ++++++++++++++----- 2 files changed, 31 insertions(+), 11 deletions(-) mode change 100644 => 100755 board/beagleboard/beaglev_fire/rootfs-overlay/usr/share/microchip/update-gateware.sh