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Annotation of wikisrc/ports/evbarm/allwinner.mdwn, revision 1.8

1.1       wiki        1: [[!meta title="NetBSD/evbarm on Allwinner Technology SoCs"]]
                      2: 
1.8     ! wiki        3: [[!template  id=note text="""
        !             4: [[images/hummingbird_a31.jpg]]
        !             5: Merrii Hummingbird A31"""]]
        !             6: 
1.1       wiki        7: # Supported boards
                      8:  - BananaPi (BPI)
                      9:  - Cubieboard, Cubieboard 2 (CUBIEBOARD)
                     10:  - Cubietruck (CUBIETRUCK)
                     11:  - Merrii Hummingbird A31 (HUMMINGBIRD_A31)
                     12: 
                     13: # Supported hardware
                     14:  - SoCs
                     15:    - Cortex-A8: A10
1.5       wiki       16:    - Cortex-A7: A20, A31 SoCs
1.1       wiki       17:  - SD/MMC controller
                     18:  - DMA controller
                     19:  - GPIO
                     20:  - UART
                     21:  - I2C
                     22:  - P2WI (A31)
                     23:  - PMU
                     24:    - AXP209 (A20)
                     25:    - AXP221 (A31)
                     26:  - Watchdog timer
                     27:  - RTC
                     28:  - Audio codec
                     29:  - USB
                     30:    - OHCI
                     31:    - EHCI
                     32:    - MOTG (not yet working on A31)
                     33:  - SATA (A10/A20)
                     34:  - Gigabit Ethernet (GMAC)
1.2       wiki       35: 
                     36: # Installation
                     37: 
                     38: ## A10 / A20 based boards
                     39: 
1.3       wiki       40: * Start with an ARMv7 image from *evbarm-earmv7hf/binary/gzimg/* such as *beaglebone.img*
1.2       wiki       41: * Download a U-Boot build for your board from the linux-sunxi web site <http://dl.linux-sunxi.org/nightly/u-boot-sunxi/u-boot-sunxi/u-boot-sunxi-latest/>
                     42: * Write the *u-boot-sunxi-with-spl.bin* loader to the base image:
                     43: [[!template  id=programlisting text="""
                     44: # dd if=u-boot-sunxi-with-spl.bin of=beaglebone.img bs=1k seek=8 conv=notrunc
                     45: """]]
                     46: * Write the image to an SD card.
                     47: * Copy the kernel (netbsd.ub) for your board to the root of the MSDOS partition.
                     48: * Create or edit uEnv.txt on the MSDOS partition:
                     49: [[!template  id=programlisting text="""
                     50: bootargs=root=ld0a
                     51: uenvcmd=mmc dev 0; mmc rescan; fatload mmc 0:1 82000000 netbsd.ub; bootm 82000000
                     52: """]]
                     53: 
                     54: ## A31 based boards
                     55: 
                     56: TBD.
1.5       wiki       57: 
1.7       wiki       58: # Big (endian) fun
1.5       wiki       59: 
                     60: You can run this boards with a little endian (this is the default and implied by above install instructions)
1.6       wiki       61: or with a big endian kernel and userland. However, kernel and userland endianes needs to match.
1.5       wiki       62: 
                     63: To build a big endian release (or sets) use 
                     64: [[!template  id=programlisting text="""
                     65: ./build.sh -m evbearmv7hf-eb 
                     66: """]]
                     67: where -eb means endianes big, hf is hardware floating point support, and earm is the modern "extended" ABI for ARM cpus, and finally v7 is version 7 of the supported instruction set.