[OpenWrt-Devel] [PATCH v2] fstools: Add support to read-only MTD partitions (eg. recovery images)
Steve Brown
sbrown at ewol.com
Tue Jan 21 07:16:14 EST 2020
I only had to revert the de80424f7 patch.
Steve
On Tue, 2020-01-21 at 13:06 +0100, Bruno Pena wrote:
> 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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