=[R2S]拿到R2s软路由，如何熟悉单板
目录
注：R2S主要参考其官方wiki https://wiki.friendlyelec.com/wiki/index.php/NanoPi_R2S/zh，但是有些细节需要注意一下，因为官方wiki我无法修改补充，所以填这里,以免掉坑：
//R2S单板的串口波特率不是常用的115200，而是1500000 （15后面5个0），这种波特率在windows下无法支持，只能在linux下使用串口工具打开，比如linux下的putty工具,如下红色部分所示：
7zip跑分
root@FriendlyWrt:/mnt# ./7zzs b
7-Zip (z) 21.07 (armt) : Copyright (c) 1999-2021 Igor Pavlov : 2021-12-26
32-bit arm_v:7 thumb:2 locale=C UTF8=- Threads:4
Compiler: 9.2.1 20191025 GCC 9.2.1
Linux : 5.10.43 : #1 SMP PREEMPT Thu Jun 17 13:41:22 CST 2021 : aarch64
PageSize:4KB THP:madvise hwcap:37B0D6:NEON hwcap2:1F:CRC32:SHA1:SHA2:AES
LE
1T CPU Freq (MHz): 698 1169 1293 1293 1293 1293 1293
2T CPU Freq (MHz): 199% 1291 199% 1291
RAM size: 949 MB, # CPU hardware threads: 4
RAM usage: 889 MB, # Benchmark threads: 4
Compressing | Decompressing
Dict Speed Usage R/U Rating | Speed Usage R/U Rating
KiB/s % MIPS MIPS | KiB/s % MIPS MIPS
22: 2616 338 752 2546 | 61737 395 1335 5267
23: 2549 349 745 2597 | 60375 394 1325 5224
24: 2479 357 747 2666 | 59311 395 1317 5205
25: 2255 344 749 2576 | 57131 391 1300 5085
---------------------------------- | ------------------------------
Avr: 2475 347 749 2596 | 59639 394 1319 5195
Tot: 370 1034 3896
FriendlyWrt版本的开机显示
BusyBox v1.30.1 () built-in shell (ash)
___ _ _ _ __ __ _
| __| _(_)___ _ _ __| | |_ \ \ / / _| |_
| _| '_| / -_) ' \/ _` | | || \ \/\/ / '_| _|
|_||_| |_\___|_||_\__,_|_|\_, |\_/\_/|_| \__|
|__/
-----------------------------------------------------
FriendlyWrt 19.07.5, r11257-5090152ae3
-----------------------------------------------------
root@FriendlyWrt:/# uname -a
Linux FriendlyWrt 5.10.43 #1 SMP PREEMPT Thu Jun 17 13:41:22 CST 2021 aarch64 GNU/Linux
root@FriendlyWrt:/# cat /etc/os-release
NAME="OpenWrt"
VERSION="19.07.5"
ID="openwrt"
ID_LIKE="lede openwrt"
PRETTY_NAME="OpenWrt 19.07.5"
VERSION_ID="19.07.5"
HOME_URL="https://openwrt.org/"
BUG_URL="https://bugs.openwrt.org/"
SUPPORT_URL="https://forum.openwrt.org/"
BUILD_ID="r11257-5090152ae3"
OPENWRT_BOARD="rockchip-rk3328/generic"
OPENWRT_ARCH="aarch64_cortex-a53"
OPENWRT_TAINTS=""
OPENWRT_DEVICE_MANUFACTURER="OpenWrt"
OPENWRT_DEVICE_MANUFACTURER_URL="https://openwrt.org/"
OPENWRT_DEVICE_PRODUCT="Generic"
OPENWRT_DEVICE_REVISION="v0"
OPENWRT_RELEASE="OpenWrt 19.07.5 r11257-5090152ae3"
root@FriendlyWrt:/#
root@FriendlyWrt:/# lsmod
act_connmark 20480 0
act_mirred 20480 0
act_skbedit 16384 0
aes_neon_blk 28672 1 aes_neon_bs
aes_neon_bs 28672 0
af_key 40960 0
ah4 24576 0
atm 69632 1 br2684
authenc 16384 0
br_netfilter 28672 0
br2684 24576 0
brcmfmac 278528 0
brcmutil 16384 1 brcmfmac
bridge 221184 1 br_netfilter
btrfs 1298432 0
cdc_mbim 20480 0
cdc_ncm 36864 1 cdc_mbim
cfg80211 729088 4 brcmfmac,rtl8822bu,rtl8821CU,rtl8812au
chacha_neon 24576 1 libchacha20poly1305
cls_basic 20480 0
cls_flow 24576 0
cls_fw 24576 0
cls_route 24576 0
cls_tcindex 24576 0
cls_u32 28672 0
configs 57344 0
dm_crypt 49152 0
dm_log 20480 2 dm_mirror,dm_region_hash
dm_mirror 28672 0
dm_region_hash 24576 1 dm_mirror
dummy 20480 0
echainiv 16384 0
em_u32 16384 0
encrypted_keys 20480 1 dm_crypt
esp4 24576 0
gre 20480 2 pptp,ip_gre
ifb 20480 0
ip_gre 28672 0
ip_set 45056 16 xt_set,ip_set_list_set,ip_set_hash_netportnet,ip_set_hash_netport,ip_set_hash_netnet,ip_set_hash_netiface,ip_set_hash_net,ip_set_hash_mac,ip_set_hash_ipportnet,ip_set_hash_ipportip,ip_set_hash_ipport,ip_set_hash_ipmark,ip_set_hash_ip,ip_set_bitmap_port,ip_set_bitmap_ipmac,ip_set_bitmap_ip
ip_set_bitmap_ip 24576 0
ip_set_bitmap_ipmac 24576 0
ip_set_bitmap_port 24576 0
ip_set_hash_ip 45056 0
ip_set_hash_ipmark 45056 0
ip_set_hash_ipport 45056 0
ip_set_hash_ipportip 45056 0
ip_set_hash_ipportnet 49152 0
ip_set_hash_mac 28672 0
ip_set_hash_net 45056 0
ip_set_hash_netiface 49152 0
ip_set_hash_netnet 49152 0
ip_set_hash_netport 49152 0
ip_set_hash_netportnet 49152 0
ip_set_list_set 20480 0
ip_tables 32768 5 iptable_nat,iptable_raw,iptable_mangle,iptable_filter
ip_tunnel 28672 1 ip_gre
ip6_tables 32768 25 ip6table_raw,ip6table_mangle,ip6table_filter
ip6_udp_tunnel 16384 2 wireguard,l2tp_core
ip6t_REJECT 16384 2
ip6t_rpfilter 16384 0
ip6table_filter 16384 1
ip6table_mangle 16384 1
ip6table_raw 16384 1
ipcomp 20480 0
ipt_CLUSTERIP 24576 0
ipt_ECN 16384 0
ipt_REJECT 16384 2
ipt_ah 20480 0
ipt_rpfilter 16384 0
iptable_filter 16384 1
iptable_mangle 16384 1
iptable_nat 16384 1
iptable_raw 16384 1
l2tp_core 40960 2 l2tp_ppp,l2tp_netlink
l2tp_netlink 24576 1 l2tp_ppp
l2tp_ppp 28672 0
ledtrig_netdev 20480 0
libblake2s 16384 1 wireguard
libblake2s_generic 20480 1 libblake2s
libchacha 16384 1 chacha_neon
libchacha20poly1305 16384 1 wireguard,[permanent]
libcurve25519_generic 36864 1 wireguard
llc 20480 2 bridge,stp
macvlan 32768 0
nf_conncount 28672 1 xt_connlimit
nf_conntrack 143360 35 xt_state,xt_nat,xt_helper,xt_conntrack,xt_connmark,xt_connlimit,xt_connbytes,xt_cluster,xt_REDIRECT,xt_NETMAP,xt_MASQUERADE,xt_CT,nf_nat_tftp,nf_nat_snmp_basic,nf_nat_sip,nf_nat_pptp,nf_nat_irc,nf_nat_h323,nf_nat_ftp,nf_nat_amanda,nf_nat,nf_flow_table,nf_conntrack_tftp,nf_conntrack_snmp,nf_conntrack_sip,nf_conntrack_pptp,nf_conntrack_netlink,nf_conntrack_irc,nf_conntrack_h323,nf_conntrack_ftp,nf_conntrack_broadcast,nf_conntrack_amanda,nf_conncount,ipt_CLUSTERIP,act_connmark
nf_conntrack_amanda 16384 3 nf_nat_amanda
nf_conntrack_broadcast 16384 1 nf_conntrack_snmp
nf_conntrack_ftp 24576 3 nf_nat_ftp
nf_conntrack_h323 61440 5 nf_nat_h323
nf_conntrack_irc 20480 2 nf_nat_irc
nf_conntrack_netlink 49152 0
nf_conntrack_pptp 24576 2 nf_nat_pptp
nf_conntrack_sip 36864 5 nf_nat_sip
nf_conntrack_snmp 16384 2 nf_nat_snmp_basic
nf_conntrack_tftp 20480 3 nf_nat_tftp
nf_defrag_ipv4 16384 3 xt_socket,xt_TPROXY,nf_conntrack
nf_defrag_ipv6 24576 3 xt_socket,xt_TPROXY,nf_conntrack
nf_dup_ipv4 20480 1 xt_TEE
nf_dup_ipv6 20480 1 xt_TEE
nf_flow_table 36864 0
nf_log_common 16384 2 nf_log_ipv4,nf_log_ipv6
nf_log_ipv4 16384 0
nf_log_ipv6 16384 0
nf_nat 61440 12 iptable_nat,xt_nat,xt_REDIRECT,xt_NETMAP,xt_MASQUERADE,nf_nat_tftp,nf_nat_sip,nf_nat_pptp,nf_nat_irc,nf_nat_h323,nf_nat_ftp,nf_nat_amanda
nf_nat_amanda 16384 0
nf_nat_ftp 20480 0
nf_nat_h323 24576 0
nf_nat_irc 20480 0
nf_nat_pptp 20480 0
nf_nat_sip 20480 0
nf_nat_snmp_basic 20480 0
nf_nat_tftp 16384 0
nf_reject_ipv4 16384 1 ipt_REJECT
nf_reject_ipv6 20480 1 ip6t_REJECT
nf_socket_ipv4 20480 1 xt_socket
nf_socket_ipv6 20480 1 xt_socket
nf_tproxy_ipv4 20480 1 xt_TPROXY
nf_tproxy_ipv6 20480 1 xt_TPROXY
nfnetlink 16384 6 nfnetlink_queue,nfnetlink_log,nf_conntrack_netlink,ip_set
nfnetlink_log 24576 0
nfnetlink_queue 24576 0
poly1305_neon 20480 1 libchacha20poly1305
ppp_async 24576 0
ppp_mppe 16384 0
pppoe 28672 0
pppox 16384 3 pppoe,l2tp_ppp,pptp
pptp 32768 0
r8152 77824 0
raid6_pq 106496 1 btrfs
rtl8812au 2949120 0
rtl8821CU 1851392 0
rtl8822bu 2297856 0
sch_codel 20480 0
sch_fq_codel 20480 0
sch_hfsc 24576 0
sch_htb 28672 0
sch_ingress 16384 0
sch_pie 20480 0
sch_sfq 24576 0
sch_tbf 20480 0
seqiv 16384 0
stp 20480 1 bridge
ts_bm 16384 0
ts_fsm 16384 0
ts_kmp 16384 6
tun 57344 0
tunnel4 16384 1 xfrm4_tunnel
udp_tunnel 24576 2 wireguard,l2tp_core
veth 28672 0
wireguard 77824 0
x_tables 36864 67 ipt_REJECT,xt_u32,xt_time,xt_tcpudp,xt_tcpmss,xt_string,xt_statistic,xt_state,xt_socket,xt_recent,xt_quota,xt_policy,xt_pkttype,xt_physdev,xt_owner,xt_nat,xt_multiport,xt_mark,xt_mac,xt_limit,xt_length,xt_iprange,xt_hl,xt_helper,xt_hashlimit,xt_esp,xt_ecn,xt_dscp,xt_conntrack,xt_connmark,xt_connlimit,xt_connbytes,xt_comment,xt_cluster,xt_bpf,xt_addrtype,xt_TRACE,xt_TPROXY,xt_TEE,xt_TCPMSS,xt_REDIRECT,xt_NFQUEUE,xt_NFLOG,xt_NETMAP,xt_MASQUERADE,xt_LOG,xt_LED,xt_HL,xt_DSCP,xt_CT,xt_CLASSIFY,xt_CHECKSUM,iptable_raw,iptable_mangle,iptable_filter,ipt_rpfilter,ipt_ah,ipt_ECN,ipt_CLUSTERIP,ip6table_raw,ip6t_rpfilter,ip_tables,xt_set,ip6table_mangle,ip6table_filter,ip6_tables,ip6t_REJECT
xfrm_ipcomp 16384 1 ipcomp
xfrm4_tunnel 16384 0
xor 20480 1 btrfs
xor_neon 16384 1 xor
xt_CHECKSUM 16384 0
xt_CLASSIFY 16384 0
xt_CT 20480 17
xt_DSCP 16384 0
xt_HL 16384 0
xt_LED 16384 0
xt_LOG 20480 0
xt_MASQUERADE 20480 1
xt_NETMAP 20480 0
xt_NFLOG 16384 0
xt_NFQUEUE 16384 0
xt_REDIRECT 20480 0
xt_TCPMSS 16384 4
xt_TEE 16384 0
xt_TPROXY 20480 0
xt_TRACE 16384 0
xt_addrtype 16384 0
xt_bpf 20480 0
xt_cluster 16384 0
xt_comment 16384152
xt_connbytes 16384 0
xt_connlimit 16384 0
xt_connmark 20480 6
xt_conntrack 16384 16
xt_dscp 16384 0
xt_ecn 16384 0
xt_esp 20480 0
xt_hashlimit 24576 0
xt_helper 16384 0
xt_hl 16384 0
xt_iprange 20480 0
xt_length 16384 2
xt_limit 16384 20
xt_mac 16384 0
xt_mark 16384 36
xt_multiport 20480 10
xt_nat 16384 0
xt_owner 16384 0
xt_physdev 16384 0
xt_pkttype 16384 0
xt_policy 16384 0
xt_quota 16384 0
xt_recent 24576 0
xt_set 20480 0
xt_socket 16384 0
xt_state 16384 0
xt_statistic 20480 0
xt_string 16384 0
xt_tcpmss 16384 0
xt_tcpudp 20480 43
xt_time 16384 0
xt_u32 16384 0
zstd_compress 159744 1 btrfs
root@FriendlyWrt:/#
root@FriendlyWrt:/# cd /proc
root@FriendlyWrt:/proc# cat cpuinfo
processor : 0
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 1
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 2
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 3
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
root@FriendlyWrt:/proc# cat meminfo
MemTotal: 972648 kB
MemFree: 641636 kB
MemAvailable: 802500 kB
Buffers: 7956 kB
Cached: 180624 kB
SwapCached: 0 kB
Active: 74664 kB
Inactive: 153872 kB
Active(anon): 1032 kB
Inactive(anon): 43128 kB
Active(file): 73632 kB
Inactive(file): 110744 kB
Unevictable: 4 kB
Mlocked: 0 kB
SwapTotal: 0 kB
SwapFree: 0 kB
Dirty: 0 kB
Writeback: 0 kB
AnonPages: 40008 kB
Mapped: 58580 kB
Shmem: 5956 kB
KReclaimable: 42024 kB
Slab: 68076 kB
SReclaimable: 42024 kB
SUnreclaim: 26052 kB
KernelStack: 2544 kB
PageTables: 1128 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 486324 kB
Committed_AS: 263728 kB
VmallocTotal: 262930368 kB
VmallocUsed: 18028 kB
VmallocChunk: 0 kB
Percpu: 896 kB
AnonHugePages: 0 kB
ShmemHugePages: 0 kB
ShmemPmdMapped: 0 kB
FileHugePages: 0 kB
FilePmdMapped: 0 kB
CmaTotal: 16384 kB
CmaFree: 12272 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
Hugetlb: 0 kB
root@FriendlyWrt:/proc# cat mounts
sysfs /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0
proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0
udev /dev devtmpfs rw,nosuid,noexec,relatime,size=469580k,nr_inodes=117395,mode=755 0 0
devpts /dev/pts devpts rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0
tmpfs /run tmpfs rw,nosuid,nodev,noexec,relatime,size=97268k,mode=755 0 0
overlay / overlay rw,noatime,lowerdir=/root,upperdir=/data/root,workdir=/data/work 0 0
proc /proc proc rw,nosuid,nodev,noexec,noatime 0 0
tmpfs /tmp tmpfs rw,nosuid,nodev,noatime 0 0
tmpfs /dev tmpfs rw,nosuid,relatime,size=512k,mode=755 0 0
devpts /dev/pts devpts rw,nosuid,noexec,relatime,mode=600,ptmxmode=000 0 0
debugfs /sys/kernel/debug debugfs rw,noatime 0 0
cgroup /sys/fs/cgroup tmpfs rw,relatime,mode=755 0 0
cgroup /sys/fs/cgroup/cpuset cgroup rw,relatime,cpuset 0 0
cgroup /sys/fs/cgroup/cpu cgroup rw,relatime,cpu 0 0
cgroup /sys/fs/cgroup/cpuacct cgroup rw,relatime,cpuacct 0 0
cgroup /sys/fs/cgroup/blkio cgroup rw,relatime,blkio 0 0
cgroup /sys/fs/cgroup/memory cgroup rw,relatime,memory 0 0
cgroup /sys/fs/cgroup/devices cgroup rw,relatime,devices 0 0
cgroup /sys/fs/cgroup/freezer cgroup rw,relatime,freezer 0 0
cgroup /sys/fs/cgroup/net_cls cgroup rw,relatime,net_cls 0 0
cgroup /sys/fs/cgroup/perf_event cgroup rw,relatime,perf_event 0 0
cgroup /sys/fs/cgroup/net_prio cgroup rw,relatime,net_prio 0 0
cgroup /sys/fs/cgroup/hugetlb cgroup rw,relatime,hugetlb 0 0
cgroup /sys/fs/cgroup/pids cgroup rw,relatime,pids 0 0
overlay /opt overlay rw,noatime,lowerdir=/root,upperdir=/data/root,workdir=/data/work 0 0
mountd(pid3748) /tmp/run/blockd autofs rw,relatime,fd=7,pgrp=1,timeout=21474836510,minproto=5,maxproto=5,indirect 0 0
root@FriendlyWrt:/proc# cat cmdline
storagemedia=sd androidboot.storagemedia=sd androidboot.mode=normal androidboot.dtbo_idx=1 swiotlb=1 coherent_pool=1m rw root=/dev/mmcblk0p8 rootfstype=ext4 data=/dev/mmcblk0p9 consoleblank=0 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory swapaccount=1
root@FriendlyWrt:/proc# cat interrupts
CPU0 CPU1 CPU2 CPU3
11: 22888 25264 24174 22117 GICv2 30 Level arch_timer
14: 0 0 0 0 GICv2 32 Level ff1f0000.dmac
15: 0 0 0 0 GICv2 33 Level ff1f0000.dmac
16: 0 0 0 0 GICv2 132 Level arm-pmu
17: 0 0 0 0 GICv2 133 Level arm-pmu
18: 0 0 0 0 GICv2 134 Level arm-pmu
19: 0 0 0 0 GICv2 135 Level arm-pmu
21: 30 0 0 0 GICv2 89 Level ttyS2
22: 0 0 0 0 GICv2 68 Level ff150000.i2c
23: 1065 0 0 0 GICv2 69 Level ff160000.i2c
24: 0 0 0 0 GICv2 72 Edge ff1a0000.watchdog
25: 0 0 0 0 GICv2 90 Level rockchip_thermal
34: 0 0 0 0 GICv2 43 Level ff350800.iommu
35: 0 0 0 0 GICv2 109 Level rockchip_u3phy
36: 32056 0 0 0 GICv2 44 Level dw-mci
37: 0 0 0 0 GICv2 56 Level eth0
38: 0 0 0 0 GICv2 55 Level ff580000.usb, ff580000.usb, dwc2_hsotg:usb1
39: 0 0 0 0 GICv2 48 Level ehci_hcd:usb2
40: 0 0 0 0 GICv2 49 Level ohci_hcd:usb3
45: 0 0 0 0 GICv2 91 Level rockchip_usb2phy_bvalid
46: 0 0 0 0 GICv2 94 Level rockchip_usb2phy
47: 0 0 12591 0 GICv2 99 Level xhci-hcd:usb4
48: 0 0 0 0 rockchip_gpio_irq 24 Level rk805
49: 0 0 0 0 rk805 0 Edge rk805_pwrkey_fall
54: 0 0 0 0 rk805 5 Edge RTC alarm
56: 0 0 0 0 rk805 7 Edge rk805_pwrkey_rise
57: 0 0 0 0 rockchip_gpio_irq 0 Edge K1
IPI0: 11643 14628 14178 15393 Rescheduling interrupts
IPI1: 2274 2441 1316 1707 Function call interrupts
IPI2: 0 0 0 0 CPU stop interrupts
IPI3: 0 0 0 0 CPU stop (for crash dump) interrupts
IPI4: 3572 4257 3696 4283 Timer broadcast interrupts
IPI5: 7480 7713 7471 6514 IRQ work interrupts
IPI6: 0 0 0 0 CPU wake-up interrupts
Err: 0
root@FriendlyWrt:/proc# cat devices
Character devices:
1 mem
4 /dev/vc/0
4 tty
4 ttyS
5 /dev/tty
5 /dev/console
5 /dev/ptmx
5 ttyprintk
7 vcs
10 misc
13 input
29 fb
81 video4linux
89 i2c
108 ppp
116 alsa
128 ptm
136 pts
153 spi
166 ttyACM
180 usb
188 ttyUSB
189 usb_device
212 DVB
216 rfcomm
226 drm
243 hidraw
244 rpmb
245 ttyGS
246 nvme
247 bsg
248 watchdog
249 iio
250 ptp
251 pps
252 media
253 rtc
254 gpiochip
Block devices:
1 ramdisk
7 loop
8 sd
65 sd
66 sd
67 sd
68 sd
69 sd
70 sd
71 sd
128 sd
129 sd
130 sd
131 sd
132 sd
133 sd
134 sd
135 sd
179 mmc
254 device-mapper
259 blkext
root@FriendlyWrt:/proc# df -h
Filesystem Size Used Available Use% Mounted on
udev 512.0K 0 512.0K 0% /dev
tmpfs 95.0M 108.0K 94.9M 0% /run
overlay 28.8G 872.0K 28.8G 0% /
tmpfs 474.9M 1.2M 473.8M 0% /tmp
tmpfs 512.0K 0 512.0K 0% /dev
cgroup 474.9M 0 474.9M 0% /sys/fs/cgroup
overlay 28.8G 872.0K 28.8G 0% /opt
root@FriendlyWrt:/proc# fdisk -l
Disk /dev/ram0: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram1: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram2: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram3: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram4: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram5: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram6: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram7: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/mmcblk0: 29.74 GiB, 31914983424 bytes, 62333952 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 73987B6B-4974-4C94-A3E8-58AB2EB7A946
Device Start End Sectors Size Type
/dev/mmcblk0p1 16384 24575 8192 4M unknown
/dev/mmcblk0p2 24576 32767 8192 4M unknown
/dev/mmcblk0p3 32768 40959 8192 4M unknown
/dev/mmcblk0p4 40960 49151 8192 4M unknown
/dev/mmcblk0p5 49152 81919 32768 16M unknown
/dev/mmcblk0p6 81920 163839 81920 40M unknown
/dev/mmcblk0p7 163840 262143 98304 48M unknown
/dev/mmcblk0p8 262144 1163263 901120 440M unknown
/dev/mmcblk0p9 1163264 62333918 61170655 29.2G unknown
root@FriendlyWrt:~# cat /etc/config/fstab
config 'global'
option anon_swap '0'
option anon_mount '0'
option auto_swap '1'
option auto_mount '1'
option delay_root '5'
option check_fs '0'
config 'mount'
option target '/mnt/mmcblk0p8'
option uuid 'ff313567-e9f1-5a5d-9895-3ba130b4a864'
option enabled '0'
config 'mount'
option target '/mnt/mmcblk0p9'
option uuid '269e9152-5cb6-035b-9c34-e1ed87cca310'
option enabled '0'
root@FriendlyWrt:/usr/bin# lsblk
/bin/ash: lsblk: not found
root@FriendlyWrt:/proc# cat iomem
00200000-083fffff : System RAM
00400000-0164ffff : Kernel code
01650000-01fdffff : reserved
01fe0000-0236ffff : Kernel data
08300000-08311fff : reserved
0a200000-3fffffff : System RAM
0a200000-0a923fff : reserved
3d000000-3effffff : reserved
3fbc9000-3fd49fff : reserved
3fd4a000-3fdc5fff : reserved
3fdc8000-3fdc8fff : reserved
3fdc9000-3fdc9fff : reserved
3fdca000-3fdccfff : reserved
3fdcd000-3fdcdfff : reserved
3fdce000-3fffffff : reserved
ff060000-ff063fff : ff060000.rng rng@ff060000
ff120000-ff12001f : serial
ff130000-ff13001f : serial
ff150000-ff150fff : ff150000.i2c i2c@ff150000
ff160000-ff160fff : ff160000.i2c i2c@ff160000
ff1a0000-ff1a00ff : ff1a0000.watchdog watchdog@ff1a0000
ff1b0020-ff1b002f : ff1b0020.pwm pwm@ff1b0020
ff1f0000-ff1f3fff : dmac@ff1f0000
ff1f0000-ff1f3fff : ff1f0000.dmac dmac@ff1f0000
ff210000-ff2100ff : pinctrl gpio0@ff210000
ff220000-ff2200ff : pinctrl gpio1@ff220000
ff230000-ff2300ff : pinctrl gpio2@ff230000
ff240000-ff2400ff : pinctrl gpio3@ff240000
ff250000-ff2500ff : ff250000.tsadc tsadc@ff250000
ff260000-ff26004f : ff260000.efuse efuse@ff260000
ff350800-ff35083f : ff350800.iommu iommu@ff350800
ff470000-ff477fff : phy-ff470000.usb3-phy.2 utmi@ff470000
ff478000-ff47ffff : phy-ff470000.usb3-phy.3 pipe@ff478000
ff500000-ff503fff : ff500000.dwmmc dwmmc@ff500000
ff540000-ff54ffff : ff540000.ethernet ethernet@ff540000
ff580000-ff5bffff : ff580000.usb usb@ff580000
ff5c0000-ff5cffff : ff5c0000.usb usb@ff5c0000
ff5d0000-ff5dffff : ff5d0000.usb usb@ff5d0000
ff600000-ff607fff : dwc3@ff600000
ff600000-ff607fff : xhci-hcd.0.auto dwc3@ff600000
ff60c100-ff6fffff : ff600000.dwc3 dwc3@ff600000
ff790000-ff7903ff : ff790000.dfi dfi@ff790000
root@FriendlyWrt:/proc# i2cdetect -y l
/bin/ash: i2cdetect: not found
