diff options
| -rw-r--r-- | Index.page | 5 | ||||
| -rw-r--r-- | hardware/devices.page | 163 | ||||
| -rw-r--r-- | hardware/misc.page (renamed from hardware.page) | 11 | ||||
| -rw-r--r-- | hardware/soc.page | 52 | ||||
| -rw-r--r-- | hardware/ti_am335x_notes.txt | 12 | ||||
| -rw-r--r-- | ideas.page | 43 | ||||
| -rw-r--r-- | ipv6.page | 18 |
7 files changed, 284 insertions, 20 deletions
@@ -1,6 +1,9 @@ * [principles]() -* [hardware]() +* [hardware/]() + - [hardware/SoC](SoCs) + - [hardware/misc](misc) + - [hardware/devices](analysis of devices) * [refs]() * [security]() diff --git a/hardware/devices.page b/hardware/devices.page new file mode 100644 index 0000000..025e365 --- /dev/null +++ b/hardware/devices.page @@ -0,0 +1,163 @@ + +# Wireless Routers + +### Netgear N600 + +### Fonera 2.0n + +### Apple Airport Extreme + +# Dev Systems, Single-board-computers + +[http://store.netgate.com/Single-Board-Computer-Comparison-Chart-W28C85.aspx](Netgate comparison chart) + +### Ubiquity RouterStation Pro + +[http://wiki.openwrt.org/toh/ubiquiti/routerstation.pro](openwrt link). $80 +(End of life?) + + - Atheros AR7161 MIPS 24K running @ 680MHz + - 128MB of DDR RAM + - 16MB of SPI FLASH + - 3 MINI-PCI Slots(supports Type IIIA) + - 1 WAN Gbit port (arge0) (connected through AR8216 switch chip) + - 3 LAN Gbit ports (arge1) (connected through AR8216 switch chip) + +### Gateworks + +Laguna GW2388-4: + + - Cavium CNS3420 dual core 600MHz Processor + - 128Mbytes DDRII SDRAM Memory + - 16Mbytes Flash Memory + - Four Type III Mini-PCI Slots + - Two Gigabit Ethernet Ports + - uSD Flash Socket + +[http://www.gateworks.com/products/avila/gw2355.php](Avila GW2355): + + - Intel XScale IXP425 533MHz Processor + - 64Mbytes SDRAM + - 16Mbytes Flash + - Four Type III Mini-PCI Slots + - WAN: 10/100 Base-TX Ethernet + - LAN: 4-Port 10/100 Base-TX Ethernet + +http://www.gateworks.com/products/avila.php + +### PC Engines + +The ALIX.6F2 is $122 + + - CPU: 500 MHz AMD Geode LX800 + - DRAM: 256 MB DDR DRAM + - 1 miniPCI slot, 1 miniPCI Express slot (USB only), LPC bus + - 2 Ethernet channels (Via VT6105M 10/100) + + +# Dev Kits, Modules + +### RaspberryPI + +$25/35 (subsidized by broadcom). 2.5+ watts. + +Broadcom BCM2835 SoC at 700mhz with powerful GPU, 128/256mb RAM, 100mb ethernet (in B) + +### BeagleBone + +### PandaBoard ES + +Uses TI OMAP4460 SoC (1.2ghz dual-core, with GPU) and 1gb DDR2 RAM, comes with +WiFi, 100Mb ethernet, bluetooth. $182 (subsidized by TI) + +### Cotton Candy + +<http://en.wikipedia.org/wiki/Cotton_Candy_(single-board_computer)> + +### Phytec Modules + +<http://www.phytec.com/products/som/Cortex-A9/phyCORE-OMAP4460-OMAP4430.html> + +### Gumstix Modules + +TI OMAP3530 (720mhz) and 256mb RAM, 256mb FLASH. + +### IGEPv2 + +TI OMAP3530 (720mhz) and 515mb RAM, 512mb FLASH, integrated 802.11bg, +bluetooth, 100mb ethernet, audio, microSD, ethernet. + +### Direct Insight Modules + +<http://www.directinsight.co.uk/products/swiftmodule/SwiftModule-omap-4460.html> + +### Embest Kits + +[http://www.armkits.com/Product/mini2100.asp](Mini2100 Processor Card): +1ghz Samsung S5PV210 w/ 1gb DDR2 RAM + 1gb FLASH, $140 + +[http://www.armkits.com/Product/mini8510.asp](Mini8510 Processor Card): +1ghz TI DM3730 w/ 256mb RAM + 256mb FLASH, $100 + + +# Mobile Devices + +### OpenSourceMID + +Non-phone mini-tablet like device, available for $300. Has a TI ARM A8 OMAP3530 +processor. 3G, WiFi, bluetooth, + + +<http://www.opensourcemid.org/> + +### OpenMoko + +### iPhone 4S + +# Plug Computers + +### GlobalScale Devices + +Server Plus (aka SheevaPlug2?) + + - Marvell Kirkwood 6281A1, 1.2GHz + - 512MB 16bit DDR2 RAM, 800MHz + - 512MB NAND Flash + - WiFi 802.11 b/g + - Bluetooth + - 2 Gigabit Ethernet Ports + - 2 USB 2.0 ports + - U-SNAP I/O + - 1 Micro-SD Slot + - 1 eSATA @ 3Gb/s SATAII + +DreamPlug ($160) + + - Marvell Kirkwood 88F6281, 1.2ghz + - 512mb DDR2 (800mhz) RAM + - 2x GigE + - 802.11bgn + +D2Plug ($250) + + - Marvell PXA510, 800MHz + - 1gb DDR3 (800mhz) 32bit bus + - 1x GigE port + +OpenRD + + - Marvell 88F6281, 1.2ghz + - 512mb RAM + +# Other + +### CuBox + +$135. 1-3 watts. + +Marvell Armada 510 ARMv7 SoC with 1gb DDR3 (800mhz), microSD storage, eSATA, +GigE ethernet, no wifi. + +### Fit-PC + + diff --git a/hardware.page b/hardware/misc.page index 7e6166d..83d61b3 100644 --- a/hardware.page +++ b/hardware/misc.page @@ -1,4 +1,15 @@ +### Misc Components + +http://www.bvm-store.com/ProductDetail.asp?fdProductId=548 (mini-PCI dual Gig +Ethernet, $80) + +Ethernet chips: + Intel 82574L (GigE) + Intel 82541 (GigE) + Realtek RTL8111C (GigE) + Via VT6105M (FastE) + out of date original notes: rough price point: $75 diff --git a/hardware/soc.page b/hardware/soc.page new file mode 100644 index 0000000..3852b58 --- /dev/null +++ b/hardware/soc.page @@ -0,0 +1,52 @@ + +# Big Picture + +*(circa Q1 2012)* + +The generic term "System on a Chip" refers to the fact that the CPU and many +"peripherals" (USB, ethernet, memory controller, GPU) are integraded into a +single package instead of being distributed across a motherboard via a +northbridge and southbridge. There still needs to be external analog and +digital circuitry for most "connectivity" interfaces like USB or ethernet to +provide level conversion, isolation, etc. Notably, RAM is not usually +integraded into the chip, and the large parallel bus to the RAM chips must be +routed very carefully. Some newer chips (popular circa 2010?) include "package +on package" technology where the RAM chip is right on top of the SoC to make +routing easier (eg, iPhones, RaspberryPI). + +The establishment players for mobile ARM SoCs are TI (OMAP), Qualcomm +([http://en.wikipedia.org/wiki/Snapdragon_(System_on_Chip)](Snapdragon), not +regular ARM), Samsung ([http://en.wikipedia.org/wiki/Exynos](Exynos))), Broadcom (Armada, Armada XP, ) + +The establishment players for MIPS SoCs are Broadcom and Marvell (Kirkwood). + + +# ARM + +Marvell Armada XP: MV78260 + +(samples available from nu horizons?) +<http://www.nuhorizons.com/featuredproducts/portal/samples/January_2012.asp> + +(apple experimenting with these chip?) +<http://arstechnica.com/apple/news/2011/09/support-for-quad-core-arm-cpu-shows-up-in-apples-xcode-but-why.ars> + +Calxeda "EnergyCore" + +# MIPS + +Ingenic jz4760B + +# x86 + +# PowerPC + +AppliedMicro APM86290 + +# Other + +Marvell Avanta ethernet switch SoCs: http://www.marvell.com/broadband/ + +Marvell Prestera EX/MX enterprise packet processors + +Freescale QorIQ DPAA diff --git a/hardware/ti_am335x_notes.txt b/hardware/ti_am335x_notes.txt new file mode 100644 index 0000000..3cb6b06 --- /dev/null +++ b/hardware/ti_am335x_notes.txt @@ -0,0 +1,12 @@ +Series goes up to 720MHz +GigE ethernet, 2ports +2x USB 2.0 OTG (no host?) +Some crypto acceleration +DDR3 external memory, 16bits, 303MHz clock (606 data) +seperate real-time system for ethernet, other comms? +up to 3x SDIO ports +video has unified memory architecture, OpenMAX, OpenGL-ES 2.0 +298-Pin 0.65mm ball pitch or 324-Pin 0.80mm ball pitch +0-90c commercial operating temp range +11 years continuous operation + @@ -1,4 +1,5 @@ +Ideas are cheap! ### Local, low-latency network services @@ -42,25 +43,6 @@ - monitor internet connection usage, reliability (eg, down N% last month) - hold hashes/keys of cloud-stored large files -### Misc - -- good chaotic number source on board (some low-power diode system?) -- "myrouter.net", "gateway.local" -- expert system for network debugging -- network visualization built in -- municiple area services? regional area services? -- rickroll -- a "home" for -- a "nest" for artificial intelligences? -- control node for robotics -- "store and forward" node for sneakernet protocols -- packaging cache -- optimization for gamers -- $200 is just $17/month for a year, less than VPS, if you already have an - internet connection. pays for itself in N years? -- manage mutual backups - - # Appliances an easy way to deploy and manage "appliances"/"images". not a virtual machine, @@ -126,3 +108,26 @@ one-time-purchase. - sharply cap total untrusted communications bandwidth and memory - "bond" multiple network connections (with QoS) to increase total throughput + +# Misc + +- good chaotic number source on board (some low-power diode system?) +- "myrouter.net", "gateway.local" +- expert system for network debugging +- network visualization built in +- municiple area services? regional area services? +- rickroll +- a "home" for +- a "nest" for artificial intelligences? +- control node for robotics +- "store and forward" node for sneakernet protocols +- packaging cache +- optimization for gamers +- $200 is just $17/month for a year, less than VPS, if you already have an + internet connection. pays for itself in N years? +- manage mutual backups +- make it like a LISP machine? edit the code using the device? edit the editor? +- "homebase" for traveling virtual machines, agents. relocate to the cloud, + sync back +- audio: speex text-to-voice and voice recognition for home automation + diff --git a/ipv6.page b/ipv6.page new file mode 100644 index 0000000..7668ea8 --- /dev/null +++ b/ipv6.page @@ -0,0 +1,18 @@ + + - by default (but not actually with most operating systems?), the client + device MAC address gets used as the lower 64bits of auto-configured IP + addresses, leaking a universally unique identified of the device. + + - Instead of DHCP, Neighbor Discovery leads to a globaly-routable address very + quickly. + + - Secure Neighbor Discovery Protocol (SEND) is patent-encumbered... but + something like this is necessary to prevent malicious MITM? + + - IP Mobility + +Questions: + + - How fast is neighbor discovery? + + - How fast is IP Mobility handover? |