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diff --git a/hardware/cpu.page b/hardware/cpu.page deleted file mode 100644 index 187c52a..0000000 --- a/hardware/cpu.page +++ /dev/null @@ -1,142 +0,0 @@ - -# 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 -([Snapdragon](http://en.wikipedia.org/wiki/Snapdragon_(System_on_Chip))), not -regular ARM), Samsung ([Exynos](http://en.wikipedia.org/wiki/Exynos))), Marvell -(Armada, Armada XP, ) - -The establishment players for MIPS SoCs are Broadcom and Marvell (Kirkwood). - -[http://www.quora.com/What-ARM-SoC-families-currently-support-PCIe-and-which-ones-have-PCIe-support-planned](What ARM SoC families currently support PCIe, and which ones have PCIe support planned?) (quora, 2011) - -# ARM - -### Freescale i.MX6 - -<http://en.wikipedia.org/wiki/I.MX#i.MX6x_series> - -40nm process. 1.2GHz Cortex A9, up to 4 cores, includes vidoe processing -"stuff". Single PCIe, GigE, SATA, 64bit RAM bus, $10-20 price range, available -summer 2012? Sabre Lite DevKits available to some? -[linaro link with specs](https://wiki.linaro.org/Boards/MX6QSabreLite) - -Prices? - - i.MX6 Solo 1GHz: ~$11 @ 10k+ - i.MX6 Dual 1GHz: ~$23 @ 1k+ - i.MX6 Dual lite: ~$16 @ 1k+ - - Part Number Product Description 2013 @ 10Ku - MCIMX6S5DVM10AA i.MX 6Solo Consumer - 1GHz w/ VPU&GPU ~$11 - MCIMX6U5DVM10AA i.MX 6DualLite Consumer - 1GHz w/ VPU&GPU ~$16 - MCIMX6D5EYM10AB i.MX 6Dual Consumer Ext. Temp - 1GHz w/ VPU&GPU ~$21 - MCIMX6D5EYM12AB i.MX 6Dual Consumer Ext. Temp ? 1.2GHz w/ VPU&GPU ~$23 - MCIMX6D7CVT08AB i.MX 6Dual Industrial Temp ? 800MHz w/ VPU&GPU ~$24 - MCIMX6Q5EYM10AB i.MX 6Quad Consumer Ext. Temp - 1GHz w/ VPU&GPU ~$26 - MCIMX6Q5EYM12AB i.MX 6Quad Consumer Ext. Temp ? 1.2GHz w/ VPU&GPU ~$29 - MCIMX6Q7CVT08AB i.MX 6Quad Industrial Temp ? 800MHz w/ VPU&GPU ~$30 - -### Marvell Armada XP - -[Marvell MV78200](http://www.marvell.com/embedded-processors/discovery-innovation/applications.jsp) - - - 4 GigE ports - - 2x 1GHz armv5 chips - - 2x SATA - - 2x PCIe x4 - - "$60 or less" (?) - -Samples available from -[nu horizons](http://www.nuhorizons.com/featuredproducts/portal/samples/January_2012.asp) - -Apple experimenting with these chip? [arstechnica article](http://arstechnica.com/apple/news/2011/09/support-for-quad-core-arm-cpu-shows-up-in-apples-xcode-but-why.ars) - -### TI OMAP4 - -PandaBoard's OMAP4460: - - - up to 1.5GHz dual-core Cortex-A9 - -### Calxeda "EnergyCore" - -Going for massively parallelized market, with hundreds of cors in a rack. - -ECX-1000 is 4 Cortex-A9 at 1.1-1.4ghz, 5watts with 4gb DDR3 RAM. SATA and PCIe, -72bitwidth DDR3 controller (32bit addressing), up to 5 10GigE ports with -"routing fabric". Hard FPU. - - -### Allwinner A10 - -A Chinese-made fast+cheap ($5 in volume) tablet-oriented chip. - - - 1.5GHz ARM Cortex A8, with MALI GPU - - "$5 in volume" - - NAND flash controller - - 4 SDIO interfaces - - SATA-II (3 gb/sec... bit?) - - 10/100 Ethernet - -Links: - - - <http://elinux.org/Hack_A10_devices> - - <http://rhombus-tech.net/allwinner_a10/> - - <http://www.wits-tech.com/pages/board.jsp> - - SDK and tools docs <http://www.cnx-software.com/2011/12/28/allwinner-a10a1x-processor-resources-development-board-and-sdk/> - -### Nvidia Tegra - -Has PCIe? - -### ST SPEAr1340 - -[pre-production](http://www.st.com/internet/mcu/product/251211.jsp): - - - 2x Cortex-A9 cores up to 600MHz - - 32bit DDR3-1066 memory bus, up to 1GB addressable - - 1x GigE port - - 1x PCIe 2.0 lane - -# MIPS - -Ingenic jz4760B - -# x86 - -# PowerPC - -AppliedMicro APM86290 - -# Other - - - [Rhombus Tech CPU eval list](http://rhombus-tech.net/evaluated_cpus/) - - - [Marvell Avanta](http://www.marvell.com/broadband/) ethernet switch SoCs - - - Marvell Prestera EX/MX enterprise packet processors - - - Freescale QorIQ DPAA - - - TI [OMAP5 overview](http://www.linuxfordevices.com/c/a/News/TI-OMAP5430-and-OMAP5432-CES-demos/) - - - TI Sitara AM389x has PCIe? $40+ in 1k quantities? - - 1x PCIe - - up to 1.5GHz Cortex-A8 - - 2x 32bit DDR3-1600 interfaces - - GigE ethernet - - 1031FCBGA package (1k pins?) - |