[OpenWrt-Devel] [PATCH v2] fstools: Add support to read-only MTD partitions (eg. recovery images)
Bruno Pena
brunompena at gmail.com
Tue Jan 21 07:06:18 EST 2020
Thank you for the details.
Did you had only to revert de80424f7 (kernel patch) or did you also had to
revert the fstools patch?
Best regards,
Bruno Pena
On Tue, Jan 21, 2020, 12:09 Steve Brown <sbrown at ewol.com> wrote:
> Below:
>
> Steve
>
> ================================
>
> /proc/cmdline:
> console=ttyS0,115200n8 rootfstype=squashfs,jffs2
>
> /proc/mtd:
> mtd0: 00020000 00010000 "factory-uboot"
> mtd1: 00020000 00010000 "u-boot"
> mtd2: 00ec0000 00010000 "firmware"
> mtd3: 001a38de 00010000 "kernel"
> mtd4: 00d1c722 00010000 "rootfs"
> mtd5: 009f0000 00010000 "rootfs_data"
> mtd6: 00020000 00010000 "info"
> mtd7: 00050000 00010000 "config"
> mtd8: 00010000 00010000 "partition-table"
> mtd9: 00010000 00010000 "art"
>
> dmesg:
>
> root at OpenWrt:/# dmesg
> [ 0.000000] Linux version 4.19.97 (brown at fl-ws) (gcc version 8.3.0
> (OpenWrt GCC 8.3.0 r11638-3ee767086d)) #0 Tue Jan 21 08:25:27 2020
> [ 0.000000] bootconsole [early0] enabled
> [ 0.000000] CPU0 revision is: 00019750 (MIPS 74Kc)
> [ 0.000000] MIPS: machine is TP-Link Archer A7 v5
> [ 0.000000] SoC: Qualcomm Atheros QCA956X ver 1 rev 0
> [ 0.000000] Determined physical RAM map:
> [ 0.000000] memory: 08000000 @ 00000000 (usable)
> [ 0.000000] Initrd not found or empty - disabling initrd
> [ 0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32
> bytes.
> [ 0.000000] Primary data cache 32kB, 4-way, VIPT, cache aliases,
> linesize 32 bytes
> [ 0.000000] Zone ranges:
> [ 0.000000] Normal [mem 0x0000000000000000-0x0000000007ffffff]
> [ 0.000000] Movable zone start for each node
> [ 0.000000] Early memory node ranges
> [ 0.000000] node 0: [mem 0x0000000000000000-0x0000000007ffffff]
> [ 0.000000] Initmem setup node 0 [mem
> 0x0000000000000000-0x0000000007ffffff]
> [ 0.000000] On node 0 totalpages: 32768
> [ 0.000000] Normal zone: 256 pages used for memmap
> [ 0.000000] Normal zone: 0 pages reserved
> [ 0.000000] Normal zone: 32768 pages, LIFO batch:7
> [ 0.000000] random: get_random_bytes called from
> start_kernel+0x90/0x478 with crng_init=0
> [ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
> [ 0.000000] pcpu-alloc: [0] 0
> [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 32512
> [ 0.000000] Kernel command line: console=ttyS0,115200n8
> rootfstype=squashfs,jffs2
> [ 0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536
> bytes)
> [ 0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
> [ 0.000000] Writing ErrCtl register=00000000
> [ 0.000000] Readback ErrCtl register=00000000
> [ 0.000000] Memory: 122876K/131072K available (4036K kernel code, 156K
> rwdata, 976K rodata, 1224K init, 203K bss, 8196K reserved, 0K cma-reserved)
> [ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
> [ 0.000000] NR_IRQS: 51
> [ 0.000000] CPU clock: 775.000 MHz
> [ 0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff,
> max_idle_ns: 4932285024 ns
> [ 0.000007] sched_clock: 32 bits at 387MHz, resolution 2ns, wraps every
> 5541893118ns
> [ 0.008223] Calibrating delay loop... 385.84 BogoMIPS (lpj=1929216)
> [ 0.074769] pid_max: default: 32768 minimum: 301
> [ 0.079794] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
> [ 0.086778] Mountpoint-cache hash table entries: 1024 (order: 0, 4096
> bytes)
> [ 0.097866] clocksource: jiffies: mask: 0xffffffff max_cycles:
> 0xffffffff, max_idle_ns: 19112604462750000 ns
> [ 0.108262] futex hash table entries: 256 (order: -1, 3072 bytes)
> [ 0.114764] pinctrl core: initialized pinctrl subsystem
> [ 0.121120] NET: Registered protocol family 16
> [ 0.132175] PCI host bridge /ahb/pcie-controller at 18250000 ranges:
> [ 0.138606] MEM 0x0000000012000000..0x0000000013ffffff
> [ 0.144145] IO 0x0000000000000000..0x0000000000000000
> [ 0.165954] PCI host bridge to bus 0000:00
> [ 0.170280] pci_bus 0000:00: root bus resource [mem
> 0x12000000-0x13ffffff]
> [ 0.177574] pci_bus 0000:00: root bus resource [io 0x0000]
> [ 0.183443] pci_bus 0000:00: root bus resource [??? 0x00000000 flags
> 0x0]
> [ 0.190603] pci_bus 0000:00: No busn resource found for root bus, will
> use [bus 00-ff]
> [ 0.198979] pci 0000:00:00.0: [168c:003c] type 00 class 0x028000
> [ 0.199033] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x001fffff
> 64bit]
> [ 0.199085] pci 0000:00:00.0: reg 0x30: [mem 0x00000000-0x0000ffff pref]
> [ 0.199157] pci 0000:00:00.0: supports D1 D2
> [ 0.200166] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to 00
> [ 0.200191] pci 0000:00:00.0: BAR 0: assigned [mem
> 0x12000000-0x121fffff 64bit]
> [ 0.207951] pci 0000:00:00.0: BAR 6: assigned [mem
> 0x12200000-0x1220ffff pref]
> [ 0.218259] clocksource: Switched to clocksource MIPS
> [ 0.224540] NET: Registered protocol family 2
> [ 0.229829] tcp_listen_portaddr_hash hash table entries: 512 (order: 0,
> 4096 bytes)
> [ 0.237916] TCP established hash table entries: 1024 (order: 0, 4096
> bytes)
> [ 0.245309] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
> [ 0.252028] TCP: Hash tables configured (established 1024 bind 1024)
> [ 0.258865] UDP hash table entries: 256 (order: 0, 4096 bytes)
> [ 0.265035] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
> [ 0.271944] NET: Registered protocol family 1
> [ 0.276573] PCI: CLS 0 bytes, default 32
> [ 0.279039] Crashlog allocated RAM at address 0x3f00000
> [ 0.285680] workingset: timestamp_bits=30 max_order=15 bucket_order=0
> [ 0.297065] squashfs: version 4.0 (2009/01/31) Phillip Lougher
> [ 0.303257] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME)
> (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
> [ 0.322084] io scheduler noop registered
> [ 0.326219] io scheduler deadline registered (default)
> [ 0.331947] ar7200-usb-phy usb-phy: phy reset is missing
> [ 0.339096] pinctrl-single 1804002c.pinmux: 544 pins, size 68
> [ 0.345635] gpio-export gpio-export: 1 gpio(s) exported
> [ 0.351929] Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled
> [ 0.359287] console [ttyS0] disabled
> [ 0.363077] 18020000.uart: ttyS0 at MMIO 0x18020000 (irq = 9, base_baud
> = 1562500) is a 16550A
> [ 0.372215] console [ttyS0] enabled
> [ 0.379772] bootconsole [early0] disabled
> [ 0.403110] m25p80 spi0.0: w25q128 (16384 Kbytes)
> [ 0.408019] 7 fixed-partitions partitions found on MTD device spi0.0
> [ 0.414607] Creating 7 MTD partitions on "spi0.0":
> [ 0.419577] 0x000000000000-0x000000020000 : "factory-uboot"
> [ 0.426010] 0x000000020000-0x000000040000 : "u-boot"
> [ 0.431826] 0x000000040000-0x000000f00000 : "firmware"
> [ 0.439691] 2 uimage-fw partitions found on MTD device firmware
> [ 0.445812] Creating 2 MTD partitions on "firmware":
> [ 0.450987] 0x000000000000-0x0000001a39ea : "kernel"
> [ 0.456772] 0x0000001a39ea-0x000000ec0000 : "rootfs"
> [ 0.462573] mtd: device 4 (rootfs) set to be root filesystem
> [ 0.469678] 1 squashfs-split partitions found on MTD device rootfs
> [ 0.476073] 0x0000004d0000-0x000000ec0000 : "rootfs_data"
> [ 0.482375] 0x000000f40000-0x000000f60000 : "info"
> [ 0.487976] 0x000000f60000-0x000000fb0000 : "config"
> [ 0.493807] 0x000000fc0000-0x000000fd0000 : "partition-table"
> [ 0.500441] 0x000000ff0000-0x000001000000 : "art"
> [ 0.506919] libphy: Fixed MDIO Bus: probed
> [ 1.198626] libphy: ag71xx_mdio: probed
> [ 1.205612] switch0: Atheros AR8337 rev. 2 switch registered on
> mdio-bus.0
> [ 1.859723] ag71xx 19000000.eth: connected to PHY at mdio-bus.0:00
> [uid=004dd036, driver=Atheros AR8216/AR8236/AR8316]
> [ 1.871386] eth0: Atheros AG71xx at 0xb9000000, irq 4, mode: sgmii
> [ 1.880557] NET: Registered protocol family 10
> [ 1.889842] Segment Routing with IPv6
> [ 1.893721] NET: Registered protocol family 17
> [ 1.898414] 8021q: 802.1Q VLAN Support v1.8
> [ 1.913382] VFS: Mounted root (squashfs filesystem) readonly on device
> 31:4.
> [ 1.927353] Freeing unused kernel memory: 1224K
> [ 1.932066] This architecture does not have kernel memory protection.
> [ 1.938728] Run /sbin/init as init process
> [ 2.548272] random: fast init done
> [ 2.689983] init: Console is alive
> [ 2.693704] init: - watchdog -
> [ 3.981824] kmodloader: loading kernel modules from
> /etc/modules-boot.d/*
> [ 4.019253] kmodloader: done loading kernel modules from
> /etc/modules-boot.d/*
> [ 4.037118] init: - preinit -
> [ 5.622091] random: jshn: uninitialized urandom read (4 bytes read)
> [ 5.878874] random: jshn: uninitialized urandom read (4 bytes read)
> [ 6.144887] random: jshn: uninitialized urandom read (4 bytes read)
> [ 7.575010] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
> [ 7.581173] IPv6: ADDRCONF(NETDEV_UP): eth0.1: link is not ready
> [ 7.618572] urandom_read: 4 callbacks suppressed
> [ 7.618578] random: procd: uninitialized urandom read (4 bytes read)
> [ 8.589576] eth0: link up (1000Mbps/Full duplex)
> [ 8.594428] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
> [ 8.601245] IPv6: ADDRCONF(NETDEV_CHANGE): eth0.1: link becomes ready
> [ 11.829289] jffs2_scan_eraseblock(): End of filesystem marker found at
> 0x10000
> [ 11.836769] jffs2_build_filesystem(): unlocking the mtd device...
> [ 11.836794] done.
> [ 11.845179] jffs2_build_filesystem(): erasing all blocks after the end
> marker...
> [ 11.845188] jffs2: Erase at 0x009e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.861274] jffs2: Erase at 0x009d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.869634] jffs2: Erase at 0x009c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.877983] jffs2: Erase at 0x009b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.886344] jffs2: Erase at 0x009a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.894703] jffs2: Erase at 0x00990000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.903063] jffs2: Erase at 0x00980000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.911422] jffs2: Erase at 0x00970000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.919782] jffs2: Erase at 0x00960000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.928130] jffs2: Erase at 0x00950000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.936492] jffs2: Erase at 0x00940000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.944851] jffs2: Erase at 0x00930000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.953219] jffs2: Erase at 0x00920000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.966474] jffs2: Erase at 0x00910000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.974849] jffs2: Erase at 0x00900000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.983210] jffs2: Erase at 0x008f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.991569] jffs2: Erase at 0x008e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 11.999930] jffs2: Erase at 0x008d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.008289] jffs2: Erase at 0x008c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.016638] jffs2: Erase at 0x008b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.024999] jffs2: Erase at 0x008a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.033361] jffs2: Erase at 0x00890000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.041719] jffs2: Erase at 0x00880000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.050078] jffs2: Erase at 0x00870000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.058438] jffs2: Erase at 0x00860000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.066787] jffs2: Erase at 0x00850000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.075148] jffs2: Erase at 0x00840000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.083508] jffs2: Erase at 0x00830000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.091868] jffs2: Erase at 0x00820000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.100227] jffs2: Erase at 0x00810000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.108587] jffs2: Erase at 0x00800000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.116936] jffs2: Erase at 0x007f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.125298] jffs2: Erase at 0x007e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.133658] jffs2: Erase at 0x007d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.142017] jffs2: Erase at 0x007c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.150376] jffs2: Erase at 0x007b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.158741] jffs2: Erase at 0x007a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.167094] jffs2: Erase at 0x00790000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.175458] jffs2: Erase at 0x00780000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.183815] jffs2: Erase at 0x00770000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.192179] jffs2: Erase at 0x00760000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.200534] jffs2: Erase at 0x00750000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.208894] jffs2: Erase at 0x00740000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.217243] jffs2: Erase at 0x00730000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.225604] jffs2: Erase at 0x00720000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.233964] jffs2: Erase at 0x00710000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.242324] jffs2: Erase at 0x00700000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.250683] jffs2: Erase at 0x006f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.259043] jffs2: Erase at 0x006e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.267393] jffs2: Erase at 0x006d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.275754] jffs2: Erase at 0x006c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.284113] jffs2: Erase at 0x006b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.292473] jffs2: Erase at 0x006a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.300833] jffs2: Erase at 0x00690000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.309192] jffs2: Erase at 0x00680000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.317541] jffs2: Erase at 0x00670000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.325903] jffs2: Erase at 0x00660000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.334262] jffs2: Erase at 0x00650000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.342622] jffs2: Erase at 0x00640000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.350981] jffs2: Erase at 0x00630000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.359341] jffs2: Erase at 0x00620000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.367691] jffs2: Erase at 0x00610000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.376055] jffs2: Erase at 0x00600000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.384414] jffs2: Erase at 0x005f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.392772] jffs2: Erase at 0x005e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.401130] jffs2: Erase at 0x005d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.409491] jffs2: Erase at 0x005c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.417839] jffs2: Erase at 0x005b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.426201] jffs2: Erase at 0x005a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.434560] jffs2: Erase at 0x00590000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.442920] jffs2: Erase at 0x00580000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.451279] jffs2: Erase at 0x00570000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.459639] jffs2: Erase at 0x00560000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.467989] jffs2: Erase at 0x00550000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.481232] jffs2: Erase at 0x00540000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.489599] jffs2: Erase at 0x00530000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.497951] jffs2: Erase at 0x00520000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.506313] jffs2: Erase at 0x00510000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.514672] jffs2: Erase at 0x00500000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.523032] jffs2: Erase at 0x004f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.531391] jffs2: Erase at 0x004e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.539751] jffs2: Erase at 0x004d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.548100] jffs2: Erase at 0x004c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.556462] jffs2: Erase at 0x004b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.564821] jffs2: Erase at 0x004a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.573181] jffs2: Erase at 0x00490000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.581544] jffs2: Erase at 0x00480000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.589911] jffs2: Erase at 0x00470000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.598269] jffs2: Erase at 0x00460000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.606618] jffs2: Erase at 0x00450000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.615023] jffs2: Erase at 0x00440000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.623388] jffs2: Erase at 0x00430000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.631752] jffs2: Erase at 0x00420000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.640112] jffs2: Erase at 0x00410000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.648472] jffs2: Erase at 0x00400000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.656821] jffs2: Erase at 0x003f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.665183] jffs2: Erase at 0x003e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.673542] jffs2: Erase at 0x003d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.681901] jffs2: Erase at 0x003c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.690262] jffs2: Erase at 0x003b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.698683] jffs2: Erase at 0x003a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.707034] jffs2: Erase at 0x00390000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.715404] jffs2: Erase at 0x00380000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.723764] jffs2: Erase at 0x00370000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.732122] jffs2: Erase at 0x00360000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.740482] jffs2: Erase at 0x00350000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.749035] jffs2: Erase at 0x00340000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.757389] jffs2: Erase at 0x00330000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.765757] jffs2: Erase at 0x00320000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.774119] jffs2: Erase at 0x00310000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.782478] jffs2: Erase at 0x00300000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.790843] jffs2: Erase at 0x002f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.799208] jffs2: Erase at 0x002e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.807555] jffs2: Erase at 0x002d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.815922] jffs2: Erase at 0x002c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.824285] jffs2: Erase at 0x002b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.832644] jffs2: Erase at 0x002a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.841004] jffs2: Erase at 0x00290000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.849364] jffs2: Erase at 0x00280000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.857713] jffs2: Erase at 0x00270000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.866075] jffs2: Erase at 0x00260000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.874434] jffs2: Erase at 0x00250000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.882794] jffs2: Erase at 0x00240000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.891153] jffs2: Erase at 0x00230000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.899513] jffs2: Erase at 0x00220000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.907862] jffs2: Erase at 0x00210000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.916224] jffs2: Erase at 0x00200000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.924584] jffs2: Erase at 0x001f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.932944] jffs2: Erase at 0x001e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.941303] jffs2: Erase at 0x001d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.949663] jffs2: Erase at 0x001c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.958011] jffs2: Erase at 0x001b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.966374] jffs2: Erase at 0x001a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.974732] jffs2: Erase at 0x00190000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.983091] jffs2: Erase at 0x00180000 failed immediately: -EROFS. Is
> the sector locked?
> [ 12.996322] jffs2: Erase at 0x00170000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.004699] jffs2: Erase at 0x00160000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.013066] jffs2: Erase at 0x00150000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.021423] jffs2: Erase at 0x00140000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.029784] jffs2: Erase at 0x00130000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.038132] jffs2: Erase at 0x00120000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.046493] jffs2: Erase at 0x00110000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.054853] jffs2: Erase at 0x00100000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.063212] jffs2: Erase at 0x000f0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.071572] jffs2: Erase at 0x000e0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.079932] jffs2: Erase at 0x000d0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.088291] jffs2: Erase at 0x000c0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.096641] jffs2: Erase at 0x000b0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.105002] jffs2: Erase at 0x000a0000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.113361] jffs2: Erase at 0x00090000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.121720] jffs2: Erase at 0x00080000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.130081] jffs2: Erase at 0x00070000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.138440] jffs2: Erase at 0x00060000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.146789] jffs2: Erase at 0x00050000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.155150] jffs2: Erase at 0x00040000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.163511] jffs2: Erase at 0x00030000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.171871] jffs2: Erase at 0x00020000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.180230] jffs2: Erase at 0x00010000 failed immediately: -EROFS. Is
> the sector locked?
> [ 13.188587] done.
> [ 13.190598] jffs2: notice: (487) jffs2_build_xattr_subsystem: complete
> building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref
> (0 .
> [ 13.207284] mount_root: unable to set filesystem state
> [ 13.212840] mount_root: switching to jffs2 overlay
> [ 13.243430] overlayfs: failed to resolve '/overlay/upper': -2
> [ 13.265635] mount_root: mount failed:
> lowerdir=/,upperdir=/overlay/upper,workdir=/overlay/work, options No such
> device
> [ 13.276838] mount_root: switching to jffs2 failed - fallback to
> ramoverlay
> [ 13.303346] urandom-seed: Seed file not found (/etc/urandom.seed)
> [ 13.395561] eth0: link down
> [ 13.414889] procd: - early -
> [ 13.417963] procd: - watchdog -
> [ 14.079880] procd: - watchdog -
> [ 14.083383] procd: - ubus -
> [ 14.141748] random: ubusd: uninitialized urandom read (4 bytes read)
> [ 14.157806] random: ubusd: uninitialized urandom read (4 bytes read)
> [ 14.165573] procd: - init -
> [ 14.805834] kmodloader: loading kernel modules from /etc/modules.d/*
> [ 14.841433] Loading modules backported from Linux version
> v5.4-rc8-0-gaf42d3466bdc
> [ 14.849299] Backport generated by backports.git v5.4-rc8-1-0-g368e8c51
> [ 14.913549] xt_time: kernel timezone is -0000
> [ 15.159075] PPP generic driver version 2.4.2
> [ 15.179263] NET: Registered protocol family 24
> [ 15.249148] ath10k_pci 0000:00:00.0: enabling device (0000 -> 0002)
> [ 15.255794] ath10k_pci 0000:00:00.0: pci irq legacy oper_irq_mode 1
> irq_mode 0 reset_mode 0
> [ 15.274765] urngd: v1.0.1 started.
> [ 15.435424] random: crng init done
> [ 15.718918] firmware ath10k!pre-cal-pci-0000:00:00.0.bin:
> firmware_loading_store: map pages failed
> [ 16.162778] firmware ath10k!QCA988X!hw2.0!firmware-6.bin:
> firmware_loading_store: map pages failed
> [ 16.177043] ath10k_pci 0000:00:00.0: qca988x hw2.0 target 0x4100016c
> chip_id 0x043202ff sub 0000:0000
> [ 16.186622] ath10k_pci 0000:00:00.0: kconfig debug 0 debugfs 1 tracing
> 0 dfs 1 testmode 1
> [ 16.199646] ath10k_pci 0000:00:00.0: firmware ver 10.2.4-1.0-00047 api
> 5 features no-p2p,raw-mode,mfp,allows-mesh-bcast crc32 35bd9258
> [ 16.445940] firmware ath10k!QCA988X!hw2.0!board-2.bin:
> firmware_loading_store: map pages failed
> [ 16.463780] ath10k_pci 0000:00:00.0: board_file api 1 bmi_id N/A crc32
> bebc7c08
> [ 17.585055] ath10k_pci 0000:00:00.0: unsupported HTC service id: 1536
> [ 17.613087] ath10k_pci 0000:00:00.0: htt-ver 2.1 wmi-op 5 htt-op 2 cal
> file max-sta 128 raw 0 hwcrypto 1
> [ 17.751599] ath: EEPROM regdomain: 0x0
> [ 17.751606] ath: EEPROM indicates default country code should be used
> [ 17.751609] ath: doing EEPROM country->regdmn map search
> [ 17.751622] ath: country maps to regdmn code: 0x3a
> [ 17.751626] ath: Country alpha2 being used: US
> [ 17.751629] ath: Regpair used: 0x3a
> [ 17.841026] ath: EEPROM regdomain: 0x0
> [ 17.841034] ath: EEPROM indicates default country code should be used
> [ 17.841037] ath: doing EEPROM country->regdmn map search
> [ 17.841050] ath: country maps to regdmn code: 0x3a
> [ 17.841055] ath: Country alpha2 being used: US
> [ 17.841058] ath: Regpair used: 0x3a
> [ 17.853468] ieee80211 phy1: Selected rate control algorithm
> 'minstrel_ht'
> [ 17.854854] ieee80211 phy1: Atheros AR9561 Rev:0 mem=0xb8100000, irq=2
> [ 17.911885] kmodloader: done loading kernel modules from
> /etc/modules.d/*
> [ 41.459564] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
> [ 41.491537] br-lan: port 1(eth0.1) entered blocking state
> [ 41.497119] br-lan: port 1(eth0.1) entered disabled state
> [ 41.503029] device eth0.1 entered promiscuous mode
> [ 41.507985] device eth0 entered promiscuous mode
> [ 41.585898] IPv6: ADDRCONF(NETDEV_UP): br-lan: link is not ready
> [ 41.643458] IPv6: ADDRCONF(NETDEV_UP): eth0.2: link is not ready
> [ 42.509983] eth0: link up (1000Mbps/Full duplex)
> [ 42.514835] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
> [ 42.578397] br-lan: port 1(eth0.1) entered blocking state
> [ 42.583986] br-lan: port 1(eth0.1) entered forwarding state
> [ 42.590106] IPv6: ADDRCONF(NETDEV_CHANGE): eth0.2: link becomes ready
> [ 42.704550] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
>
>
> On Tue, 2020-01-21 at 11:24 +0100, Bruno Pena wrote:
> > Please also include the contents of "dmesg" and of the files
> > "/proc/cmdline" and "/proc/mtd".
> >
> > Best regards,
> > Bruno Pena
> >
> > On Tue, Jan 21, 2020, 11:01 Bruno Pena <brunompena at gmail.com> wrote:
> > > Hi Steve,
> > >
> > > These patches should only impact partitions that are marked as read
> > > only.
> > > Can you please provide more details about your configuration?
> > > (architecture, device profile, mtd layout, the mtd partition
> > > generating the error)
> > >
> > > Best regards,
> > > Bruno Pena
> > >
> > > On Tue, Jan 21, 2020, 10:51 Steve Brown <sbrown at ewol.com> wrote:
> > > > Hi Bruno,
> > > >
> > > > On Sat, 2020-01-04 at 12:52 +0100, Bruno Pena wrote:
> > > > > This patch enables fstools to open read-only MTD partitions,
> > > > which in
> > > > > turn also enables OpenWrt to boot from read-only partitions.
> > > > >
> > > > > The use of read-only partitions is of special importance for
> > > > WiFi-
> > > > > only
> > > > > devices, where a protected read-only recovery image can be used
> > > > in
> > > > > case
> > > > > something goes wrong with the main firmware (eg. user gets
> > > > locked out
> > > > > due to bad settings, flash of an unbootable dev firmware, etc).
> > > > >
> > > > > Signed-off-by: Bruno Pena <brunompena at gmail.com>
> > > > > ---
> > > > > libfstools/mtd.c | 19 +++++++++++++++----
> > > > > 1 file changed, 15 insertions(+), 4 deletions(-)
> > > > >
> > > > > diff --git a/libfstools/mtd.c b/libfstools/mtd.c
> > > > > index 77c71ee..aae633e 100644
> > > > > --- a/libfstools/mtd.c
> > > > > +++ b/libfstools/mtd.c
> > > > > @@ -36,20 +36,31 @@ struct mtd_volume {
> > > > >
> > > > > static struct driver mtd_driver;
> > > > >
> > > > > +static int mtd_open_device(const char *dev)
> > > > > +{
> > > > > + int ret;
> > > > > +
> > > > > + ret = open(dev, O_RDWR | O_SYNC);
> > > > > + if (ret < 0)
> > > > > + ret = open(dev, O_RDONLY);
> > > > > +
> > > > > + return ret;
> > > > > +}
> > > > > +
> > > > > static int mtd_open(const char *mtd, int block)
> > > > > {
> > > > > FILE *fp;
> > > > > char dev[PATH_MAX];
> > > > > - int i, ret, flags = O_RDWR | O_SYNC;
> > > > > + int i, ret;
> > > > >
> > > > > if ((fp = fopen("/proc/mtd", "r"))) {
> > > > > while (fgets(dev, sizeof(dev), fp)) {
> > > > > if (sscanf(dev, "mtd%d:", &i) &&
> > > > strstr(dev,
> > > > > mtd)) {
> > > > > snprintf(dev, sizeof(dev),
> > > > > "/dev/mtd%s/%d", (block ? "block" : ""), i);
> > > > > - ret = open(dev, flags);
> > > > > + ret = mtd_open_device(dev);
> > > > > if (ret < 0) {
> > > > > snprintf(dev,
> > > > sizeof(dev),
> > > > > "/dev/mtd%s%d", (block ? "block" : ""), i);
> > > > > - ret = open(dev, flags);
> > > > > + ret =
> > > > mtd_open_device(dev);
> > > > > }
> > > > > fclose(fp);
> > > > > return ret;
> > > > > @@ -58,7 +69,7 @@ static int mtd_open(const char *mtd, int
> > > > block)
> > > > > fclose(fp);
> > > > > }
> > > > >
> > > > > - return open(mtd, flags);
> > > > > + return mtd_open_device(mtd);
> > > > > }
> > > > >
> > > > > static void mtd_volume_close(struct mtd_volume *p)
> > > >
> > > >
> > > > This patch and related commit
> > > > de80424f706682e8bba27c60bcd2a9c1b4a5e875
> > > > break the jffs erase on my Archer a7 v5.
> > > >
> > > > [ 11.787856] jffs2_scan_eraseblock(): End of filesystem
> > > > marker found at 0x10000
> > > > [ 11.795357] jffs2_build_filesystem(): unlocking the mtd
> > > > device...
> > > > [ 11.795390] done.
> > > > [ 11.803771] jffs2_build_filesystem(): erasing all blocks
> > > > after the end marker...
> > > > [ 11.803781] jffs2: Erase at 0x009e0000 failed immediately:
> > > > -EROFS. Is the sector locked?
> > > > -------------
> > > > [ 13.138841] jffs2: Erase at 0x00010000 failed immediately:
> > > > -EROFS. Is the sector locked?
> > > > [ 13.147188] done.
> > > > [ 13.149202] jffs2: notice: (487)
> > > > jffs2_build_xattr_subsystem: complete building xattr subsystem, 0
> > > > of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 .
> > > > [ 13.165896] mount_root: unable to set filesystem state
> > > > [ 13.171443] mount_root: switching to jffs2 overlay
> > > > [ 13.201867] overlayfs: failed to resolve '/overlay/upper':
> > > > -2
> > > > [ 13.223939] mount_root: mount failed:
> > > > lowerdir=/,upperdir=/overlay/upper,workdir=/overlay/work, options
> > > > No such device
> > > > [ 13.235145] mount_root: switching to jffs2 failed -
> > > > fallback to ramoverlay
> > > >
> > > > Verified by reverting de80424f7.
> > > >
> > > > Steve
> > > >
> > > >
>
>
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