bcm53xx: sysupgrade: support Luxul firmware format

Allow flashing Luxul devices using vendor firmware format. The next step
will be building proper images once they are conirmed to work.

Signed-off-by: Dan Haab <dan.haab@legrand.com>
(cherry picked from commit bc5db7364d1e00be5bbe5444e81c40571fbd696d)

diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
index a3378898336bd879c77b3f104c1e64e4cbe5e44a..916b74e70e288a3dada2da204cd9091725ba6c00 100644 (file)
--- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
@@ -2,12 +2,20 @@ RAMFS_COPY_BIN='osafeloader oseama otrx'
 
 PART_NAME=firmware
 
+LXL_FLAGS_VENDOR_LUXUL=0x00000001
+
 # $(1): file to read magic from
 # $(2): offset in bytes
 get_magic_long_at() {
        dd if="$1" skip=$2 bs=1 count=4 2>/dev/null | hexdump -v -e '1/1 "%02x"'
 }
 
+# $(1): file to read LE long number from
+# $(2): offset in bytes
+get_le_long_at() {
+       echo $((0x$(dd if="$1" skip=$2 bs=1 count=4 2>/dev/null | hexdump -v -e '1/4 "%02x"')))
+}
+
 platform_flash_type() {
        # On NAND devices "rootfs" is UBI volume, so won't be find in /proc/mtd
        grep -q "\"rootfs\"" /proc/mtd && {
@@ -23,6 +31,18 @@ platform_expected_image() {
 
        case "$machine" in
                "dlink,dir-885l")       echo "seama wrgac42_dlink.2015_dir885l"; return;;
+               "luxul,abr-4500-v1")    echo "lxl ABR-4500"; return;;
+               "luxul,xap-810-v1")     echo "lxl XAP-810"; return;;
+               "luxul,xap-1410v1")     echo "lxl XAP-1410"; return;;
+               "luxul,xap-1440-v1")    echo "lxl XAP-1440"; return;;
+               "luxul,xap-1510v1")     echo "lxl XAP-1510"; return;;
+               "luxul,xap-1610-v1")    echo "lxl XAP-1610"; return;;
+               "luxul,xbr-4500-v1")    echo "lxl XBR-4500"; return;;
+               "luxul,xwc-1000")       echo "lxl XWC-1000"; return;;
+               "luxul,xwc-2000")       echo "lxl XWC-2000"; return;;
+               "luxul,xwr-1200v1")     echo "lxl XWR-1200"; return;;
+               "luxul,xwr-3100v1")     echo "lxl XWR-3100"; return;;
+               "luxul,xwr-3150-v1")    echo "lxl XWR-3150"; return;;
                "netgear,r6250v1")      echo "chk U12H245T00_NETGEAR"; return;;
                "netgear,r6300v2")      echo "chk U12H240T00_NETGEAR"; return;;
                "netgear,r7000")        echo "chk U12H270T00_NETGEAR"; return;;
@@ -46,6 +66,10 @@ platform_identify() {
                        echo "chk"
                        return
                        ;;
+               "4c584c23")
+                       echo "lxl"
+                       return
+                       ;;
                "5ea3a417")
                        echo "seama"
                        return
@@ -58,6 +82,12 @@ platform_identify() {
                return
        }
 
+       magic=$(get_magic_long_at "$1" 60)
+       [ "$magic" = "4c584c23" ] && {
+               echo "lxlold"
+               return
+       }
+
        if osafeloader info "$1" > /dev/null 2>&1; then
                echo "safeloader"
                return
@@ -112,6 +142,48 @@ platform_check_image() {
                                notify_firmware_test_result "trx_valid" 1
                        fi
                ;;
+               "lxl")
+                       local hdr_len=$(get_le_long_at "$1" 8)
+                       local flags=$(get_le_long_at "$1" 12)
+                       local board=$(dd if="$1" skip=16 bs=1 count=16 2>/dev/null | hexdump -v -e '1/1 "%c"')
+                       local dev_board=$(platform_expected_image)
+                       echo "Found LXL image for board $board"
+
+                       [ -n "$dev_board" -a "lxl $board" != "$dev_board" ] && {
+                               echo "Firmware ($board) doesn't match device ($dev_board)"
+                               error=1
+                       }
+
+                       [ $((flags & LXL_FLAGS_VENDOR_LUXUL)) -gt 0 ] && notify_firmware_no_backup
+
+                       if ! otrx check "$1" -o "$hdr_len"; then
+                               echo "No valid TRX firmware in the LXL image"
+                               notify_firmware_test_result "trx_valid" 0
+                               error=1
+                       else
+                               notify_firmware_test_result "trx_valid" 1
+                       fi
+               ;;
+               "lxlold")
+                       local board_id=$(dd if="$1" skip=48 bs=1 count=12 2>/dev/null | hexdump -v -e '1/1 "%c"')
+                       local dev_board_id=$(platform_expected_image)
+                       echo "Found LXL image with device board_id $board_id"
+
+                       [ -n "$dev_board_id" -a "lxl $board_id" != "$dev_board_id" ] && {
+                               echo "Firmware board_id doesn't match device board_id ($dev_board_id)"
+                               error=1
+                       }
+
+                       notify_firmware_no_backup
+
+                       if ! otrx check "$1" -o 64; then
+                               echo "No valid TRX firmware in the Luxul image"
+                               notify_firmware_test_result "trx_valid" 0
+                               error=1
+                       else
+                               notify_firmware_test_result "trx_valid" 1
+                       fi
+               ;;
                "safeloader")
                ;;
                "seama")
@@ -277,6 +349,16 @@ platform_trx_from_cybertan_cmd() {
        echo -n dd skip=32 iflag=skip_bytes
 }
 
+platform_trx_from_lxl_cmd() {
+       local hdr_len=$(get_le_long_at "$1" 8)
+
+       echo -n dd skip=$hdr_len iflag=skip_bytes
+}
+
+platform_trx_from_lxlold_cmd() {
+       echo -n dd bs=64 skip=1
+}
+
 platform_img_from_safeloader() {
        local dir="/tmp/sysupgrade-bcm53xx"
 
@@ -332,6 +414,8 @@ platform_do_upgrade() {
        case "$file_type" in
                "chk")          cmd=$(platform_trx_from_chk_cmd "$trx");;
                "cybertan")     cmd=$(platform_trx_from_cybertan_cmd "$trx");;
+               "lxl")          cmd=$(platform_trx_from_lxl_cmd "$trx");;
+               "lxlold")       cmd=$(platform_trx_from_lxlold_cmd "$trx");;
                "safeloader")   trx=$(platform_img_from_safeloader "$trx"); PART_NAME=os-image;;
                "seama")        trx=$(platform_img_from_seama "$trx");;
        esac