Last modified by Leon Poon on 2021/07/16 18:40
From version 1.1
edited by Leon Poon
on 2018/12/29 10:17
Change comment: There is no comment for this version
To version 2.1
edited by Leon Poon
on 2019/02/16 05:55
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -1,4 +1,297 @@
1 1  switch0: port 0 = wan, port 1,2,3,4 = lan
2 2  
3 3  
4 -
4 +[[https:~~/~~/github.com/LeonPoon/openwrt/compare/master...master-linksys_ea8100>>https://github.com/LeonPoon/openwrt/compare/master...master-linksys_ea8100]]
5 +
6 +b90086cc98a15a2774382b691f1249f4ad11a1c7:
7 +
8 +<code>
9 +
10 +check env def auto_recovery no
11 +check env def auto_recovery yes
12 +check env def boot_part 1
13 +check env def boot_part_ready 3
14 +enabled:1, boot_part:2, boot_part_ready:3
15 +..nand read ret = 0x20000
16 +boot_count:1, next_record:4
17 +boot_count:1, next_record:4
18 +
19 +3: System Boot system code via Flash.
20 +~#~# Booting image at be980000 ...
21 + Image Name: MIPS OpenWrt Linux-4.14.101
22 + Image Type: MIPS Linux Kernel Image (lzma compressed)
23 + Data Size: 1908285 Bytes = 1.8 MB
24 + Load Address: 80001000
25 + Entry Point: 80001000
26 +.............................. Verifying Checksum ... OK
27 + Uncompressing Kernel Image ... OK
28 +No initrd
29 +~#~# Transferring control to Linux (at address 80001000) ...
30 +~#~# Giving linux memsize in MB, 256
31 +
32 +Starting kernel ...
33 +
34 +[ 0.000000] Linux version 4.14.101 () (gcc version 7.4.0 (OpenWrt GCC 7.4.0 r9033-cbee2131d6)) #0 SMP Sat Feb 16 05:28:27 2019
35 +[ 0.000000] SoC Type: MediaTek MT7621 ver:1 eco:3
36 +[ 0.000000] bootconsole [early0] enabled
37 +[ 0.000000] CPU0 revision is: 0001992f (MIPS 1004Kc)
38 +[ 0.000000] MIPS: machine is Linksys EA8100
39 +[ 0.000000] Determined physical RAM map:
40 +[ 0.000000] memory: 10000000 @ 00000000 (usable)
41 +[ 0.000000] Initrd not found or empty - disabling initrd
42 +[ 0.000000] VPE topology {2,2} total 4
43 +[ 0.000000] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
44 +[ 0.000000] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
45 +[ 0.000000] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
46 +[ 0.000000] Zone ranges:
47 +[ 0.000000] Normal [mem 0x0000000000000000-0x000000000fffffff]
48 +[ 0.000000] HighMem empty
49 +[ 0.000000] Movable zone start for each node
50 +[ 0.000000] Early memory node ranges
51 +[ 0.000000] node 0: [mem 0x0000000000000000-0x000000000fffffff]
52 +[ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x000000000fffffff]
53 +[ 0.000000] random: get_random_bytes called from start_kernel+0x90/0x4a4 with crng_init=0
54 +[ 0.000000] percpu: Embedded 14 pages/cpu @8120f000 s26192 r8192 d22960 u57344
55 +[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 65024
56 +[ 0.000000] Kernel command line: console=ttyS0,115200n8 rootfstype=squashfs,jffs2
57 +[ 0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
58 +[ 0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
59 +[ 0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
60 +[ 0.000000] Writing ErrCtl register=0002c42c
61 +[ 0.000000] Readback ErrCtl register=0002c42c
62 +[ 0.000000] Memory: 253304K/262144K available (4502K kernel code, 233K rwdata, 1000K rodata, 268K init, 248K bss, 8840K reserved, 0K cma-reserved, 0K highmem)
63 +[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
64 +[ 0.000000] Hierarchical RCU implementation.
65 +[ 0.000000] NR_IRQS: 256
66 +[ 0.000000] CPU Clock: 880MHz
67 +[ 0.000000] clocksource: GIC: mask: 0xffffffffffffffff max_cycles: 0xcaf478abb4, max_idle_ns: 440795247997 ns
68 +[ 0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 4343773742 ns
69 +[ 0.000009] sched_clock: 32 bits at 440MHz, resolution 2ns, wraps every 4880645118ns
70 +[ 0.007805] Calibrating delay loop... 586.13 BogoMIPS (lpj=2930688)
71 +[ 0.073978] pid_max: default: 32768 minimum: 301
72 +[ 0.078744] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
73 +[ 0.085252] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
74 +[ 0.094034] Hierarchical SRCU implementation.
75 +[ 0.099185] smp: Bringing up secondary CPUs ...
76 +[ 0.109505] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
77 +[ 0.109515] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
78 +[ 0.109526] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
79 +[ 0.109664] CPU1 revision is: 0001992f (MIPS 1004Kc)
80 +[ 0.163934] Synchronize counters for CPU 1: done.
81 +[ 0.203356] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
82 +[ 0.203365] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
83 +[ 0.203372] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
84 +[ 0.203446] CPU2 revision is: 0001992f (MIPS 1004Kc)
85 +[ 0.255085] Synchronize counters for CPU 2: done.
86 +[ 0.290669] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
87 +[ 0.290678] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
88 +[ 0.290686] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
89 +[ 0.290767] CPU3 revision is: 0001992f (MIPS 1004Kc)
90 +[ 0.340270] Synchronize counters for CPU 3: done.
91 +[ 0.370137] smp: Brought up 1 node, 4 CPUs
92 +[ 0.377732] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
93 +[ 0.387523] futex hash table entries: 1024 (order: 3, 32768 bytes)
94 +[ 0.393811] pinctrl core: initialized pinctrl subsystem
95 +[ 0.400270] NET: Registered protocol family 16
96 +[ 0.423063] mt7621_gpio 1e000600.gpio: registering 32 gpios
97 +[ 0.428878] mt7621_gpio 1e000600.gpio: registering 32 gpios
98 +[ 0.434658] mt7621_gpio 1e000600.gpio: registering 32 gpios
99 +[ 0.442956] clocksource: Switched to clocksource GIC
100 +[ 0.449425] NET: Registered protocol family 2
101 +[ 0.454419] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
102 +[ 0.461303] TCP bind hash table entries: 2048 (order: 2, 16384 bytes)
103 +[ 0.467778] TCP: Hash tables configured (established 2048 bind 2048)
104 +[ 0.474212] UDP hash table entries: 256 (order: 1, 8192 bytes)
105 +[ 0.479979] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
106 +[ 0.486452] NET: Registered protocol family 1
107 +[ 0.722896] 4 CPUs re-calibrate udelay(lpj = 2924544)
108 +[ 0.729302] Crashlog allocated RAM at address 0x3f00000
109 +[ 0.734701] workingset: timestamp_bits=30 max_order=16 bucket_order=0
110 +[ 0.748195] squashfs: version 4.0 (2009/01/31) Phillip Lougher
111 +[ 0.753975] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
112 +[ 0.765554] random: fast init done
113 +[ 0.770526] io scheduler noop registered
114 +[ 0.774396] io scheduler deadline registered (default)
115 +[ 0.780409] Serial: 8250/16550 driver, 3 ports, IRQ sharing disabled
116 +[ 0.788106] console [ttyS0] disabled
117 +[ 0.791645] 1e000c00.uartlite: ttyS0 at MMIO 0x1e000c00 (irq = 18, base_baud = 3125000) is a 16550A
118 +[ 0.800653] console [ttyS0] enabled
119 +[ 0.800653] console [ttyS0] enabled
120 +[ 0.807523] bootconsole [early0] disabled
121 +[ 0.807523] bootconsole [early0] disabled
122 +[ 0.816146] cacheinfo: Unable to detect cache hierarchy for CPU 0
123 +[ 0.823038] MediaTek Nand driver init, version v2.1 Fix AHB virt2phys error
124 +[ 0.830119] Enable NFI Clock
125 +[ 0.833044] # MTK NAND # : Use HW ECC
126 +[ 0.836708] Device not found, ID: c2f1
127 +[ 0.840433] Not Support this Device!
128 +[ 0.844177] chip_mode=00000001
129 +[ 0.847217] Support this Device in MTK table! c2f1
130 +[ 0.852163] [NAND]select ecc bit:4, sparesize :64 spare_per_sector=16
131 +[ 0.858632] nand: device found, Manufacturer ID: 0xc2, Chip ID: 0xf1
132 +[ 0.864966] nand: Macronix NAND 128MiB 3,3V 8-bit
133 +[ 0.869648] nand: 128 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
134 +[ 0.877212] Scanning device for bad blocks
135 +[ 0.898080] Bad eraseblock 71 at 0x0000008e0000
136 +[ 0.967695] Bad eraseblock 349 at 0x000002ba0000
137 +[ 0.978049] Bad eraseblock 374 at 0x000002ec0000
138 +[ 0.987933] Bad eraseblock 397 at 0x0000031a0000
139 +[ 1.006268] Bad eraseblock 456 at 0x000003900000
140 +[ 1.021533] Bad eraseblock 502 at 0x000003ec0000
141 +[ 1.034940] Bad eraseblock 540 at 0x000004380000
142 +[ 1.050681] Bad eraseblock 588 at 0x000004980000
143 +[ 1.107262] Bad eraseblock 810 at 0x000006540000
144 +[ 1.129339] Bad eraseblock 885 at 0x000006ea0000
145 +[ 1.166421] 7 fixed-partitions partitions found on MTD device MT7621-NAND
146 +[ 1.173195] Creating 7 MTD partitions on "MT7621-NAND":
147 +[ 1.178405] 0x000000000000-0x000000080000 : "uboot"
148 +[ 1.184240] 0x000000080000-0x0000000c0000 : "uboot_env"
149 +[ 1.190298] 0x0000000c0000-0x000000100000 : "factory"
150 +[ 1.196219] 0x000000100000-0x000000140000 : "s_env"
151 +[ 1.201900] 0x000000140000-0x000000180000 : "devinfo"
152 +[ 1.207850] 0x000000180000-0x000002980000 : "firmware1"
153 +[ 1.216116] 0x000002980000-0x000005180000 : "firmware2"
154 +[ 1.223224] 1 uboot-env-boot_part partitions found on MTD device firmware2
155 +[ 1.230090] 0x000002980000-0x000005180000 : "firmware"
156 +[ 1.784436] 2 uimage-fw partitions found on MTD device firmware
157 +[ 1.790355] 0x000002980000-0x000002b60000 : "kernel"
158 +[ 1.796251] 0x000002b60000-0x000005180000 : "ubi"
159 +[ 1.802130] [mtk_nand] probe successfully!
160 +[ 1.806957] Signature matched and data read!
161 +[ 1.811205] load_fact_bbt success 1023
162 +[ 1.815701] libphy: Fixed MDIO Bus: probed
163 +[ 1.885315] mtd_read_prop_mac: find prop "hw_mac_addr" in devinfo(max 0x40000) from 0x0
164 +[ 1.893332] mtd_read_prop_mac: hw_mac_addr=XX:YY:ZZ:00:11:33
165 +[ 1.899142] libphy: mdio: probed
166 +[ 3.302014] mtk_soc_eth 1e100000.ethernet: loaded mt7530 driver
167 +[ 3.308669] mtk_soc_eth 1e100000.ethernet eth0: mediatek frame engine at 0xbe100000, irq 20
168 +[ 3.319426] NET: Registered protocol family 10
169 +[ 3.325219] Segment Routing with IPv6
170 +[ 3.328949] NET: Registered protocol family 17
171 +[ 3.333457] 8021q: 802.1Q VLAN Support v1.8
172 +[ 3.340506] UBI: auto-attach mtd9
173 +[ 3.343893] ubi0: attaching mtd9
174 +[ 3.363286] UBI: EOF marker found, PEBs from 15 will be erased
175 +[ 3.369474] ubi0: scanning is finished
176 +[ 3.411360] ubi0: volume 1 ("rootfs_data") re-sized from 9 to 269 LEBs
177 +[ 3.418731] ubi0: attached mtd9 (name "ubi", size 38 MiB)
178 +[ 3.424164] ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes
179 +[ 3.431006] ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 2048
180 +[ 3.437780] ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096
181 +[ 3.444725] ubi0: good PEBs: 298, bad PEBs: 7, corrupted PEBs: 0
182 +[ 3.450701] ubi0: user volume: 2, internal volumes: 1, max. volumes count: 128
183 +[ 3.457906] ubi0: max/mean erase counter: 1/0, WL threshold: 4096, image sequence number: 1203044710
184 +[ 3.467015] ubi0: available PEBs: 0, total reserved PEBs: 298, PEBs reserved for bad PEB handling: 13
185 +[ 3.476230] ubi0: background thread "ubi_bgt0d" started, PID 359
186 +[ 3.477972] block ubiblock0_0: created from ubi0:0(rootfs)
187 +[ 3.487716] ubiblock: device ubiblock0_0 (rootfs) set to be root filesystem
188 +[ 3.494673] hctosys: unable to open rtc device (rtc0)
189 +[ 3.519930] VFS: Mounted root (squashfs filesystem) readonly on device 254:0.
190 +[ 3.527684] Freeing unused kernel memory: 268K
191 +[ 3.532122] This architecture does not have kernel memory protection.
192 +[ 4.017012] init: Console is alive
193 +[ 4.020616] init: - watchdog -
194 +[ 4.354210] kmodloader: loading kernel modules from /etc/modules-boot.d/*
195 +[ 4.443714] usbcore: registered new interface driver usbfs
196 +[ 4.449260] usbcore: registered new interface driver hub
197 +[ 4.454739] usbcore: registered new device driver usb
198 +[ 4.467426] SCSI subsystem initialized
199 +[ 4.480878] xhci-mtk 1e1c0000.xhci: 1e1c0000.xhci supply vbus not found, using dummy regulator
200 +[ 4.489588] xhci-mtk 1e1c0000.xhci: 1e1c0000.xhci supply vusb33 not found, using dummy regulator
201 +[ 4.498507] xhci-mtk 1e1c0000.xhci: xHCI Host Controller
202 +[ 4.503843] xhci-mtk 1e1c0000.xhci: new USB bus registered, assigned bus number 1
203 +[ 4.523114] xhci-mtk 1e1c0000.xhci: hcc params 0x01401198 hci version 0x96 quirks 0x0000000000210010
204 +[ 4.532283] xhci-mtk 1e1c0000.xhci: irq 19, io mem 0x1e1c0000
205 +[ 4.538971] hub 1-0:1.0: USB hub found
206 +[ 4.542796] hub 1-0:1.0: 2 ports detected
207 +[ 4.547400] xhci-mtk 1e1c0000.xhci: xHCI Host Controller
208 +[ 4.552722] xhci-mtk 1e1c0000.xhci: new USB bus registered, assigned bus number 2
209 +[ 4.560210] xhci-mtk 1e1c0000.xhci: Host supports USB 3.0 SuperSpeed
210 +[ 4.560493] mtk_soc_eth 1e100000.ethernet eth0: port 4 link up
211 +[ 4.566816] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
212 +[ 4.581320] hub 2-0:1.0: USB hub found
213 +[ 4.585161] hub 2-0:1.0: 1 port detected
214 +[ 4.593449] usbcore: registered new interface driver usb-storage
215 +[ 4.599693] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
216 +[ 4.623240] init: - preinit -
217 +[ 5.073028] usb 1-2: new high-speed USB device number 2 using xhci-mtk
218 +[ 5.221107] mtk_soc_eth 1e100000.ethernet: PPE started
219 +[ 5.255985] usb-storage 1-2:1.0: USB Mass Storage device detected
220 +[ 5.262845] scsi host0: usb-storage 1-2:1.0
221 +Press the [f] key and hit [enter] to enter failsafe mode
222 +Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
223 +[ 5.312718] random: procd: uninitialized urandom read (4 bytes read)
224 +[ 6.273781] scsi 0:0:0:0: Direct-Access SanDisk Ultra Fit 1.00 PQ: 0 ANSI: 6
225 +[ 6.283479] sd 0:0:0:0: [sda] 60063744 512-byte logical blocks: (30.8 GB/28.6 GiB)
226 +[ 6.291556] sd 0:0:0:0: [sda] Write Protect is off
227 +[ 6.297040] sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
228 +[ 6.313010] sd 0:0:0:0: [sda] Attached SCSI removable disk
229 +[ 8.450677] UBIFS (ubi0:1): default file-system created
230 +[ 8.457372] UBIFS (ubi0:1): background thread "ubifs_bgt0_1" started, PID 474
231 +[ 8.568317] UBIFS (ubi0:1): UBIFS: mounted UBI device 0, volume 1, name "rootfs_data"
232 +[ 8.576154] UBIFS (ubi0:1): LEB size: 126976 bytes (124 KiB), min./max. I/O unit sizes: 2048 bytes/2048 bytes
233 +[ 8.586040] UBIFS (ubi0:1): FS size: 32886784 bytes (31 MiB, 259 LEBs), journal size 1650688 bytes (1 MiB, 13 LEBs)
234 +[ 8.596442] UBIFS (ubi0:1): reserved for root: 1553323 bytes (1516 KiB)
235 +[ 8.603051] UBIFS (ubi0:1): media format: w4/r0 (latest is w5/r0), UUID D42C5178-C937-4CB4-94EE-0031FFF6550A, small LPT model
236 +[ 8.617248] mount_root: overlay filesystem has not been fully initialized yet
237 +[ 8.624849] mount_root: switching to ubifs overlay
238 +[ 8.647505] urandom-seed: Seed file not found (/etc/urandom.seed)
239 +[ 8.728797] mtk_soc_eth 1e100000.ethernet: 0x100 = 0x6060000c, 0x10c = 0x80818
240 +[ 8.743450] procd: - early -
241 +[ 8.746426] procd: - watchdog -
242 +[ 9.403107] procd: - watchdog -
243 +[ 9.406559] procd: - ubus -
244 +[ 9.457080] random: ubusd: uninitialized urandom read (4 bytes read)
245 +[ 9.464255] random: ubusd: uninitialized urandom read (4 bytes read)
246 +[ 9.470985] random: ubusd: uninitialized urandom read (4 bytes read)
247 +[ 9.478186] procd: - init -
248 +Please press Enter to activate this console.
249 +[ 9.714720] kmodloader: loading kernel modules from /etc/modules.d/*
250 +[ 9.724486] ip6_tables: (C) 2000-2006 Netfilter Core Team
251 +[ 9.738298] ip_tables: (C) 2000-2006 Netfilter Core Team
252 +[ 9.749820] nf_conntrack version 0.5.0 (4096 buckets, 16384 max)
253 +[ 9.790837] xt_time: kernel timezone is -0000
254 +[ 9.801201] PPP generic driver version 2.4.2
255 +[ 9.806822] NET: Registered protocol family 24
256 +[ 9.813785] kmodloader: done loading kernel modules from /etc/modules.d/*
257 +[ 10.951148] urandom_read: 5 callbacks suppressed
258 +[ 10.951161] random: jshn: uninitialized urandom read (4 bytes read)
259 +[ 16.501675] mtk_soc_eth 1e100000.ethernet: PPE started
260 +[ 16.512395] br-lan: port 1(eth0.2) entered blocking state
261 +[ 16.517965] br-lan: port 1(eth0.2) entered disabled state
262 +[ 16.523873] device eth0.2 entered promiscuous mode
263 +[ 16.528744] device eth0 entered promiscuous mode
264 +[ 16.537326] br-lan: port 1(eth0.2) entered blocking state
265 +[ 16.542760] br-lan: port 1(eth0.2) entered forwarding state
266 +[ 16.548768] IPv6: ADDRCONF(NETDEV_UP): br-lan: link is not ready
267 +[ 17.553672] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
268 +[ 21.883773] random: crng init done
269 +
270 +
271 +
272 +BusyBox v1.30.1 () built-in shell (ash)
273 +
274 + ~_~_~_~_~_~__ ~_~_~_~_~_~_~_~_ ~_~_
275 + ~| |.~-~-~-~--.~-~-~-~--.~-~-~-~--.| | | |.~-~-~-~-.| |_
276 + ~| - || _ | -~_~_| || | | || _|| _|
277 + ~|~_~_~_~_~_~__|| ~_~_|~_~_~_~__|~_~_|~_~_||~_~_~_~_~_~_~_~_||~_~_| |~_~_~_~_|
278 + ~|~_~_| W I R E L E S S F R E E D O M
279 + ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--
280 + OpenWrt SNAPSHOT, r9254+122-3b40121530
281 + ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~--
282 +~=== WARNING! =====================================
283 +There is no root password defined on this device!
284 +Use the "passwd" command to set up a new password
285 +in order to prevent unauthorized SSH logins.
286 +~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-
287 +root@OpenWrt:/# free
288 + total used free shared buff/cache available
289 +Mem: 253572 23256 224316 60 6000 203516
290 +Swap: 0 0 0
291 +root@OpenWrt:/# df -h
292 +Filesystem Size Used Available Use% Mounted on
293 +/dev/root 1.5M 1.5M 0 100% /rom
294 +tmpfs 123.8M 60.0K 123.8M 0% /tmp
295 +/dev/ubi0_1 28.3M 36.0K 26.8M 0% /overlay
296 +overlayfs:/overlay 28.3M 36.0K 26.8M 0% /
297 +tmpfs 512.0K 0 512.0K 0% /dev</code>