File:  [NetBSD Developer Wiki] / wikisrc / ports / evbarm / beaglebone.mdwn
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Mon Nov 2 10:43:47 2015 UTC (5 years, 11 months ago) by wiki
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web commit by jmcneill: document BeagleBone Black LEDs, add TOC, remove resize instructions

    1: [[!meta title="NetBSD/evbarm on BeagleBone and BeagleBone Black"]]
    2: 
    3: [[images/beaglebone.jpg]]
    4: 
    5: This page attempts to document and coordinate efforts towards NetBSD on [BeagleBone](http://beagleboard.org/bone) and [BeagleBone Black](http://beagleboard.org/black).
    6: 
    7: (BeagleBone [image](http://www.flickr.com/photos/sparkfun/8267577194/) by SparkFun Electronics used under CC-By-2.0 license)
    8: 
    9: [[!toc levels=2]]
   10: 
   11: # Supported hardware
   12:  - Boots multi-user on [[!template id=man name="ld" section="4"]] @ [[!template id=man name="sdmmc" section="4"]] root and [[!template id=man name="com" section="4"]] console.
   13:  - Ethernet ([[!template id=man name="cpsw" section="4" arch="evbarm"]])
   14:  - SD/MMC controller (SD card and eMMC)
   15:  - EDMA3 (for [[!template id=man name="sdhc" section="4"]])
   16:  - USB (host)
   17:  - I²C
   18:  - CPU frequency scaling (various speeds between 300MHz and 1GHz)
   19:  - Random number generator [[!template id=man name="trng" section="4"]]
   20:  - GPIO (<i>-current since Nov 1, 2015</i>)
   21: 
   22: # TODO
   23:  - SPI
   24:  - eMMC 8-bit mode
   25:  - Framebuffer/graphics with LCD or DVI/HDMI capes
   26:  - Touchscreens on LCD capes
   27:  - USB (device)
   28: 
   29: # BeagleBone Black User LEDs
   30: 
   31: The four blue user LEDs on the BeagleBone Black are wired to GPIO1_21 through GPIO1_24. To control the LEDs from userland, set **gpio=YES** in rc.conf and add this to */etc/gpio.conf*:
   32: 
   33: [[!template  id=programlisting text="""
   34: gpio1 21 set out USR0
   35: gpio1 22 set out USR1
   36: gpio1 23 set out USR2
   37: gpio1 24 set out USR3
   38: """]]
   39: 
   40: After rebooting, the LED states can be controlled with [[!template id=man name="gpioctl" section="8"]].
   41: 
   42: [[!template  id=programlisting text="""
   43: # turn the USR0 light on
   44: gpioctl gpio1 USR0 on
   45: 
   46: # turn the USR0 light off
   47: gpioctl gpio1 USR0 off
   48: 
   49: # toggle the USR0 light state
   50: gpioctl gpio1 USR0 toggle
   51: """]]
   52: 
   53: 
   54: # Sample dmesg
   55: [[!template id=filecontent name="dmesg" text="""
   56: NetBSD 7.99.9 (BEAGLEBONE) #2: Tue Apr 14 20:24:09 ADT 2015
   57:         Jared@Jared-PC:/cygdrive/d/netbsd/src/sys/arch/evbarm/compile/obj/BEAGLEBONE
   58: total memory = 512 MB
   59: avail memory = 503 MB
   60: sysctl_createv: sysctl_create(machine_arch) returned 17
   61: timecounter: Timecounters tick every 10.000 msec
   62: mainbus0 (root)
   63: cpu0 at mainbus0 core 0: 550 MHz Cortex-A8 r3p2 (Cortex V7A core)
   64: cpu0: DC enabled IC enabled WB disabled EABT branch prediction enabled
   65: cpu0: isar: [0]=0x101111 [1]=0x13112111 [2]=0x21232031 [3]=0x11112131, [4]=0x11142, [5]=0
   66: cpu0: mmfr: [0]=0x1100003 [1]=0x20000000 [2]=0x1202000 [3]=0x211
   67: cpu0: pfr: [0]=0x1131 [1]=0x11
   68: cpu0: 32KB/64B 4-way L1 VIPT Instruction cache
   69: cpu0: 32KB/64B 4-way write-back-locking-C L1 PIPT Data cache
   70: cpu0: 256KB/64B 8-way write-through L2 PIPT Unified cache
   71: vfp0 at cpu0: NEON MPE (VFP 3.0+), rounding, NaN propagation, denormals
   72: vfp0: mvfr: [0]=0x11110222 [1]=0x11111
   73: obio0 at mainbus0 base 0x44000000-0x4fffffff: On-Board IO
   74: omapicu0 at obio0 addr 0x48200000-0x48200fff intrbase 0
   75: prcm0 at obio0 addr 0x44e00000-0x44e01fff: Power, Reset and Clock Management
   76: sitaracm0 at obio0 addr 0x44e10000-0x44e11fff: control module, rev 1.0
   77: edma0 at obio0 addr 0x49000000-0x490fffff intrbase 12
   78: gpmc0 at mainbus0 base 0x50000000: General Purpose Memory Controller, rev 6.0
   79: gpmc0: CS#0 valid, addr 0x08000000, size 256MB
   80: com0 at obio0 addr 0x44e09000-0x44e09fff intr 72: ns16550a, working fifo
   81: com0: console
   82: sdhc0 at obio0 addr 0x48060100-0x48060fff intr 64: SDHC controller (EDMA)
   83: sdhc0: SD Host Specification 2.0, rev.49
   84: sdhc0: using DMA transfer
   85: sdmmc0 at sdhc0 slot 0
   86: sdhc1 at obio0 addr 0x481d8100-0x481d8fff intr 28: SDHC controller (EDMA)
   87: sdhc1: SD Host Specification 2.0, rev.49
   88: sdhc1: using DMA transfer
   89: sdmmc1 at sdhc1 slot 0
   90: tiiic0 at obio0 addr 0x44e0b000-0x44e0bfff intr 70: rev 0.11
   91: iic0 at tiiic0: I2C bus
   92: seeprom0 at iic0 addr 0x50: AT24Cxx or compatible EEPROM: size 32768
   93: tps65217pmic0 at iic0 addr 0x24: TPS65217C Power Management Multi-Channel IC (rev 1.2)
   94: tps65217pmic0: power sources USB max 1300 mA, [AC] max 2500 mA
   95: tps65217pmic0: [LDO1: 1800 mV] [LDO2: 3300 mV] [LDO3: 1800 mV] [LDO4: 3300 mV] [DCDC1: 1500 mV] [DCDC2: 1325 mV] [DCDC3: 1100 mV]
   96: omapdmtimer0 at obio0 addr 0x48040000-0x48040fff intr 68: DMTIMER2
   97: omapdmtimer1 at obio0 addr 0x44e31000-0x44e31fff intr 67: DMTIMER1ms
   98: omapdmtimer2 at obio0 addr 0x48044000-0x48044fff intr 92: DMTIMER4
   99: omapwdt32k0 at obio0 addr 0x44e35000-0x44e35fff: rev 0.1
  100: tiotg0 at obio0 addr 0x47400000-0x47404fff intrbase 17: TI dual-port USB controller: version v1.0.0.13
  101: motg0 at tiotg0 port 0: 0x4ea20800 version v0.0.0
  102: motg1 at tiotg0 port 1: 0x4ea20800 version v0.0.0
  103: motg1: Dynamic FIFO sizing detected, assuming 16Kbytes of FIFO RAM
  104: usb0 at motg1: USB revision 2.0
  105: cpsw0 at obio0 addr 0x4a100000-0x4a107fff intrbase 40: TI CPSW Ethernet
  106: cpsw0: Ethernet address 90:59:af:5c:d0:94
  107: ukphy0 at cpsw0 phy 0: OUI 0x00800f, model 0x000f, rev. 1
  108: ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
  109: timecounter: Timecounter "clockinterrupt" frequency 100 Hz quality 0
  110: timecounter: Timecounter "dmtimer" frequency 24000000 Hz quality 100
  111: uhub0 at usb0: Mentor Graphics MOTG root hub, class 9/0, rev 1.00/1.00, addr 1
  112: uhub0: 1 port with 1 removable, self powered
  113: sdmmc0: couldn't enable card: 60
  114: ld1 at sdmmc1: <0xfe:0x014e:MMC02G:0x00:0x1aee3308:0x000>
  115: ld1: 1832 MB, 930 cyl, 64 head, 63 sec, 512 bytes/sect x 3751936 sectors
  116: ld1: 4-bit width, bus clock 52.000 MHz
  117: boot device: ld1
  118: root on ld1a dumps on ld1b
  119: root file system type: ffs
  120: kern.module.path=/stand/evbarm/7.99.9/modules
  121: """]]

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