brcm47xx goes 802.11n
By acoul on Thursday, January 27 2011, 15:09 - brcm47xx - Permalink
Ποιος θα το περίμενε, και όμως το ανοιχτό λογισμικό μπορεί να κάνει ότι θέλουμε και ότι του ζητήσουμε !! Φυσικά το όλο θέμα έχει να κάνει περισσότερο με proof of concept και μελέτη μια και το συγκεκριμένο hardware δεν μπορεί να υποστηρίξει ικανοποιητικά τις αυξανόμενες ανάγκες σε επιδόσεις που προσφέρει το 802.11n.
Linux version 2.6.37 (alex@motard) (gcc version 4.5.2 (GCC) ) #6 Thu Jan 27 14:31:38 EET 2011 CFE's entrypoint seal doesn't match. CPU revision is: 00024000 (Broadcom BMIPS32) ssb: Core 0 found: SDRAM (cc 0x803, rev 0x00, vendor 0x4243) ssb: Core 1 found: ILine 20 (cc 0x801, rev 0x00, vendor 0x4243) ssb: Core 2 found: Fast Ethernet (cc 0x806, rev 0x00, vendor 0x4243) ssb: Core 3 found: V90 (cc 0x807, rev 0x00, vendor 0x4243) ssb: Core 4 found: USB 1.1 Hostdev (cc 0x808, rev 0x00, vendor 0x4243) ssb: Core 5 found: PCI (cc 0x804, rev 0x00, vendor 0x4243) ssb: Core 6 found: MIPS (cc 0x805, rev 0x00, vendor 0x4243) ssb: Core 7 found: EXTIF (cc 0x811, rev 0x00, vendor 0x4243) ssb: Core 8 found: Fast Ethernet (cc 0x806, rev 0x00, vendor 0x4243) ssb: Initializing MIPS core... ssb: set_irq: core 0x0806, irq 4 => 4 ssb: set_irq: core 0x0811, irq 7 => 2 ssb: set_irq: core 0x0801, irq 5 => 2 ssb: set_irq: core 0x0806, irq 7 => 5 ssb: after irq reconfiguration ssb: core 0x0803, irq : 2(S) 3 4 5 6 D I* ssb: core 0x0801, irq : 2(S)* 3 4 5 6 D I ssb: core 0x0806, irq : 2(S) 3 4* 5 6 D I ssb: core 0x0807, irq : 2(S) 3 4 5 6 D* I ssb: core 0x0808, irq : 2(S) 3* 4 5 6 D I ssb: core 0x0804, irq : 2(S) 3 4 5 6* D I ssb: core 0x0805, irq : 2(S) 3 4 5 6 D I* ssb: core 0x0811, irq : 2(S)* 3 4 5 6 D I ssb: core 0x0806, irq : 2(S) 3 4 5* 6 D I ssb: Sonics Silicon Backplane found at address 0x18000000 Serial init done. Determined physical RAM map: memory: 01000000 @ 00000000 (usable) Zone PFN ranges: Normal 0x00000000 -> 0x00001000 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0x00000000 -> 0x00001000 On node 0 totalpages: 4096 free_area_init_node: node 0, pgdat 80255b50, node_mem_map 8029c000 Normal zone: 32 pages used for memmap Normal zone: 0 pages reserved Normal zone: 4064 pages, LIFO batch:0 pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 pcpu-alloc: [0] 0 Built 1 zonelists in Zone order, mobility grouping off. Total pages: 4064 Kernel command line: root=/dev/mtdblock2 rootfstype=squashfs,jffs2 noinitrd console=ttyS0,115200 PID hash table entries: 64 (order: -4, 256 bytes) Dentry cache hash table entries: 2048 (order: 1, 8192 bytes) Inode-cache hash table entries: 1024 (order: 0, 4096 bytes) Enabling BCM4710A0 cache workarounds. Primary instruction cache 8kB, VIPT, 2-way, linesize 16 bytes. Primary data cache 4kB, 2-way, VIPT, no aliases, linesize 16 bytes Memory: 13528k/16384k available (2069k kernel code, 2856k reserved, 318k data, 144k init, 0k highmem) NR_IRQS:128 Calibrating delay loop... 82.68 BogoMIPS (lpj=165376) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 512 NET: Registered protocol family 16 bio: create slab <bio-0> at 0 Switching to clocksource MIPS Switched to NOHz mode on CPU #0 ssb: PCIcore in host mode found pci 0000:00:00.0: [14e4:4710] type 0 class 0x000600 PCI: Fixing up bridge 0000:00:00.0 PCI: Setting latency timer of device 0000:00:00.0 to 64 Amd/Fujitsu Extended Query Table at 0x0040 Amd/Fujitsu Extended Query version 1.0. number of CFI chips: 1 Flash device: 0x400000 at 0x1fc00000 bootloader size: 262144 Looking for dual image TRX offset : 0 Creating 4 MTD partitions on "Physically mapped flash": 0x000000000000-0x000000040000 : "cfe" 0x000000040000-0x0000003f0000 : "linux" 0x00000010a000-0x0000003f0000 : "rootfs" mtd: partition "rootfs" must either start or end on erase block boundary or be smaller than an erase block -- forcing read-only mtd: partition "rootfs" set to be root filesystem mtd: partition "rootfs_data" created automatically, ofs=1B0000, len=240000 0x0000001b0000-0x0000003f0000 : "rootfs_data" 0x0000003f0000-0x000000400000 : "nvram" b44: b44.c:v2.0 b44 ssb0:2: eth0: Broadcom 44xx/47xx 10/100BaseT Ethernet 00:01:e3:04:58:a0 b44 ssb0:5: eth1: Broadcom 44xx/47xx 10/100BaseT Ethernet 00:01:e3:04:58:a1 BCM47xx Watchdog Timer enabled (30 seconds, nowayout) TCP westwood registered NET: Registered protocol family 17 Please be patient, while OpenWrt loads ... VFS: Mounted root (squashfs filesystem) readonly on device 31:2. Freeing unused kernel memory: 144k freed BFS CPU scheduler v0.363 by Con Kolivas. b44 ssb0:2: eth0: Link is up at 100 Mbps, full duplex b44 ssb0:2: eth0: Flow control is off for TX and off for RX mini_fo: using base directory: / mini_fo: using storage directory: /overlay b44 ssb0:2: eth0: powering down PHY b44 ssb0:2: eth0: Link is up at 100 Mbps, full duplex b44 ssb0:2: eth0: Flow control is off for TX and off for RX b44 ssb0:5: eth1: Link is up at 100 Mbps, full duplex b44 ssb0:5: eth1: Flow control is off for TX and off for RX Compat-wireless backport release: compat-wireless-2011-01-06-3-g8db1608 Backport based on wireless-testing.git master-2011-01-21-2 cfg80211: Calling CRDA to update world regulatory domain PCI: Enabling device 0000:00:01.0 (0000 -> 0002) PCI: Fixing up device 0000:00:01.0 ath: EEPROM regdomain: 0x0 ath: EEPROM indicates default country code should be used ath: doing EEPROM country->regdmn map search ath: country maps to regdmn code: 0x3a ath: Country alpha2 being used: US ath: Regpair used: 0x3a ieee80211 phy0: Failed to initialize wep: -2 ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' ieee80211 phy0: Atheros AR9280 Rev:2 mem=0xc0640000, irq=6 cfg80211: World regulatory domain updated: cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: Calling CRDA for country: US cfg80211: Regulatory domain changed to country: US cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm) cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm)