##### dmesg output $ dmesg Linux version 2.6.31 (zys@ubuntu) (gcc version 4.3.3 (GCC) ) #1 PREEMPT Wed Apr 17 09:15:41 CST 2019 flash_size passed from bootloader = 0 CPU revision is: 0001974c (MIPS 74Kc) ath_sys_frequency: cpu srif ddr srif cpu 560 ddr 450 ahb 225 Determined physical RAM map: memory: 02000000 @ 00000000 (usable) User-defined physical RAM map: memory: 04000000 @ 00000000 (usable) Zone PFN ranges: Normal 0x00000000 -> 0x00004000 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0x00000000 -> 0x00004000 On node 0 totalpages: 16384 free_area_init_node: node 0, pgdat 80293230, node_mem_map 81000000 Normal zone: 128 pages used for memmap Normal zone: 0 pages reserved Normal zone: 16256 pages, LIFO batch:3 Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256 Kernel command line: console=ttyS0,115200 root=31:04 rootfstype=squashfs init=/init mtdparts=ath-nor0:128k(u-boot),64k(pation-table),64k(product-info),1536k(kernel),6144k(rootfs),192k(config),64k(ART) mem=64M PID hash table entries: 256 (order: 8, 1024 bytes) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes. Primary data cache 32kB, 4-way, VIPT, cache aliases, linesize 32 bytes Writing ErrCtl register=00000000 Readback ErrCtl register=00000000 Memory: 61052k/65536k available (2123k kernel code, 4416k reserved, 510k data, 120k init, 0k highmem) Hierarchical RCU implementation. NR_IRQS:128 plat_time_init: plat time init done Calibrating delay loop... 279.55 BogoMIPS (lpj=559104) Mount-cache hash table entries: 512 NET: Registered protocol family 16 bio: create slab at 0 NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) Switched to high resolution mode on CPU 0 net_link: create socket ok. TCP established hash table entries: 2048 (order: 2, 16384 bytes) TCP bind hash table entries: 2048 (order: 1, 8192 bytes) TCP: Hash tables configured (established 2048 bind 2048) TCP reno registered NET: Registered protocol family 1 ATH GPIOC major 0 squashfs: version 4.0 (2009/01/31) Phillip Lougher NTFS driver 2.1.29 [Flags: R/O]. msgmni has been set to 119 alg: No test for lzma (lzma-generic) alg: No test for stdrng (krng) io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered (default) Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled serial8250.0: ttyS0 at MMIO 0xb8020000 (irq = 19) is a 16550A console [ttyS0] enabled PPP generic driver version 2.4.2 NET: Registered protocol family 24 7 cmdlinepart partitions found on MTD device ath-nor0 Creating 7 MTD partitions on "ath-nor0": 0x000000000000-0x000000020000 : "u-boot" 0x000000020000-0x000000030000 : "pation-table" 0x000000030000-0x000000040000 : "product-info" 0x000000040000-0x0000001c0000 : "kernel" 0x0000001c0000-0x0000007c0000 : "rootfs" 0x0000007c0000-0x0000007f0000 : "config" 0x0000007f0000-0x000000800000 : "ART" TCP cubic registered NET: Registered protocol family 10 lo: Disabled Privacy Extensions IPv6 over IPv4 tunneling driver sit0: Disabled Privacy Extensions NET: Registered protocol family 17 802.1Q VLAN Support v1.8 Ben Greear All bugs added by David S. Miller athwdt_init: Registering WDT success athwdt_timer_init: Starting WDT. ath_otp_init: Registering OTP success ath_clksw_init: Registering Clock Switch Interface success VFS: Mounted root (squashfs filesystem) readonly on device 31:4. Freeing unused kernel memory: 120k freed xt_time: kernel timezone is -0000 nf_conntrack version 0.5.0 (1024 buckets, 30720 max) ip_tables: (C) 2000-2006 Netfilter Core Team Register vlan_manage hooks success. PPPoL2TP kernel driver, V1.0 PPTP driver version 0.8.3 ATHR_GMAC: Length per segment 1536 ATHR_GMAC: fifo cfg 3 01f00140 mac:0 Registering S27.... ATHR_GMAC: RX TASKLET - Pkts per Intr:100 ATHR_GMAC: Mac address for unit 0:bfff0000 ATHR_GMAC: ff:ff:ff:ff:ff:ff ATHR_GMAC: Max segments per packet : 1 ATHR_GMAC: Max tx descriptor count : 128 ATHR_GMAC: Max rx descriptor count : 128 ATHR_GMAC: Mac capability flags : 2580 mac:1 Registering S27.... ATHR_GMAC: RX TASKLET - Pkts per Intr:100 ATHR_GMAC: Mac address for unit 1:bfff0006 ATHR_GMAC: ff:ff:ff:ff:ff:ff ATHR_GMAC: Max segments per packet : 1 ATHR_GMAC: Max tx descriptor count : 128 ATHR_GMAC: Max rx descriptor count : 128 ATHR_GMAC: Mac capability flags : 2D80 device eth0 entered promiscuous mode device eth1 entered promiscuous mode athr_gmac_ring_alloc Allocated 2048 at 0x83abb800 athr_gmac_ring_alloc Allocated 2048 at 0x83abb000 WASP ----> S27 PHY MDIO Setting Drop CRC Errors, Pause Frames and Length Error frames Setting PHY... ATHR_GMAC: Enet Unit:0 PHY:4 is UP RGMii 100Mbps full duplex ATHR_GMAC: done cfg2 0x7115 ifctl 0x10000 miictrl Setting Drop CRC Errors, Pause Frames and Length Error frames athr_gmac_ring_alloc Allocated 2048 at 0x83ab9000 athr_gmac_ring_alloc Allocated 2048 at 0x83a75800 WASP ----> S27 PHY MDIO ATHRS27: resetting s27 ATHRS27: s27 reset done Setting Drop CRC Errors, Pause Frames and Length Error frames Setting PHY... ADDRCONF(NETDEV_UP): eth1: link is not ready br0: port 1(eth0) entering forwarding state Disable VlanManage, data.enable(0), data.vid(0) Jumbo Frame disabled in Mac:1 Jumbo Frame sz val:5ee athr_gmac_ring_free Freeing at 0x83ab9000 athr_gmac_ring_free Freeing at 0x83a75800 athr_gmac_ring_alloc Allocated 2048 at 0x83a75800 athr_gmac_ring_alloc Allocated 2048 at 0x83b71800 WASP ----> S27 PHY MDIO Setting Drop CRC Errors, Pause Frames and Length Error frames Setting PHY... Jumbo Frame disabled in Mac:0 Jumbo Frame sz val:5ee athr_gmac_ring_free Freeing at 0x83abb800 athr_gmac_ring_free Freeing at 0x83abb000 athr_gmac_ring_alloc Allocated 2048 at 0x83abb000 athr_gmac_ring_alloc Allocated 2048 at 0x83b26000 WASP ----> S27 PHY MDIO Setting Drop CRC Errors, Pause Frames and Length Error frames Setting PHY... eth0: no IPv6 routers present ATHR_GMAC: Enet Unit:0 PHY:4 is UP RGMii 100Mbps full duplex ATHR_GMAC: done cfg2 0x7115 ifctl 0x10000 miictrl Setting Drop CRC Errors, Pause Frames and Length Error frames athr_gmac_ring_free Freeing at 0x83abb000 athr_gmac_ring_free Freeing at 0x83b26000 athr_gmac_ring_alloc Allocated 2048 at 0x83b26000 athr_gmac_ring_alloc Allocated 2048 at 0x83abb000 WASP ----> S27 PHY MDIO Setting Drop CRC Errors, Pause Frames and Length Error frames Setting PHY... br0: no IPv6 routers present ATHR_GMAC: Enet Unit:0 PHY:4 is UP RGMii 100Mbps full duplex ATHR_GMAC: done cfg2 0x7115 ifctl 0x10000 miictrl Setting Drop CRC Errors, Pause Frames and Length Error frames DMA STATUS disabled in Mac:0 adf: module license 'Proprietary' taints kernel. Disabling lock debugging due to kernel taint ath_hal: 0.9.17.1 (AR9380, REGOPS_FUNC, WRITE_EEPROM, 11D) ath_rate_atheros: Copyright (c) 2001-2005 Atheros Communications, Inc, All Rights Reserved ath_spectral: Version 2.0.0 Copyright (c) 2005-2009 Atheros Communications, Inc. All Rights Reserved SPECTRAL module built on Apr 17 2019 09:19:52 ath_dfs: Version 2.0.0 Copyright (c) 2005-2006 Atheros Communications, Inc. All Rights Reserved ath_dev: Copyright (c) 2001-2007 Atheros Communications, Inc, All Rights Reserved ath_ahb: 9.5.2.18 (Atheros/multi-bss) Enterprise mode: 0x00000000 Restoring Cal data from Flash ar9300_convert_eeprom templateVersion = 82 ===>>>[ar9300_eeprom_cover_ctl:5115] cover_ctl_flag: 0. ath_get_caps[6210] rx chainmask mismatch actual 3 sc_chainmak 0 ath_get_caps[6185] tx chainmask mismatch actual 3 sc_chainmak 0 wifi0: Atheros 9340: mem=0xb8100000, irq=2 ===>>>[ar9300_eeprom_cover_ctl:5115] cover_ctl_flag: 0. dfs is NULL dfs_init_radar_filtersieee80211_wifipos_vattach: 3560: Wifipos intialization starting ieee80211_wifipos_vattach: 3573: Wifipos intialization mem alloc complete ieee80211_wifipos_vattach:3587 Netlink socket created for wifipos:82479000 ieee80211_wifipos_vattach: 3603: Wifipos intialization sock alloc complete ieee80211_wifipos_vattach:3606 Registered WIFIPOS netlink family ieee80211_wifipos_vattach: 3657: Wifipos intialization time alloc complete ieee80211_wifipos_vattach: 3676: Wifipos intialization data store 1 alloc complete ieee80211_wifipos_vattach: 3686: Wifipos intialization data store 2 alloc complete ieee80211_wifipos_vattach: 3700: Wifipos intialization complete VAP device ath0 created ic->ic_set_special_chwidth(ic, 20) dfs is NULL dfs_init_radar_filtersieee80211_wifipos_automeas_timer() 2649: cur_distance -1 exceed max_distance 27925 ieee80211_wifipos_automeas_calc_timer() 2701: No client, need not measure, return. device ath0 entered promiscuous mode br0: port 3(ath0) entering forwarding state Scan in progress.. Cancelling it dfs_attach: use DFS enhancements DFS min filter rssiThresh = 18 DFS max pulse dur = 151 ticks dfs_attach disable detects br0: port 3(ath0) entering disabled state br0: port 3(ath0) entering forwarding state Function ieee80211_acs_find_best_11na_centerchan best 5G channel is 40 ieee80211_wifipos_automeas_timer() 2649: cur_distance -1 exceed max_distance 27925 ieee80211_wifipos_automeas_calc_timer() 2701: No client, need not measure, return. ATH_RESET: call ath_internal_reset begin. ATH_RESET: call ath_internal_reset end. ATH_RESET: call ath_internal_reset begin. ATH_RESET: call ath_internal_reset end. ieee80211_wifipos_automeas_timer() 2649: cur_distance -1 exceed max_distance 27925 ieee80211_wifipos_automeas_calc_timer() 2701: No client, need not measure, return. ATH_RESET: call ath_internal_reset begin. ATH_RESET: call ath_internal_reset end. ##### end dmesg output $ cat /proc/cpuinfo system type : Atheros AR934x processor : 0 cpu model : MIPS 74Kc V4.12 BogoMIPS : 279.55 wait instruction : yes microsecond timers : yes tlb_entries : 32 extra interrupt vector : yes hardware watchpoint : yes, count: 4, address/irw mask: [0x0000, 0x0650, 0x0610, 0x06f0] ASEs implemented : mips16 dsp shadow register sets : 1 core : 0 VCED exceptions : not available VCEI exceptions : not available $ cat /dev/mtdblock2 | grep CPE510 CPE510(TP-LINK|US|N300-5|55530000):3.0