Coxmo-ZでLinuxが起動！

ZYNQ搭載のADCボード「Cosmo-Z」でLinuxが起動するようになりました。

当社のスタッフがわずか1日でLinuxを移植してくれました。

起動メッセージのすべてを参考までに掲載します。

Xilinx First Stage Boot Loader
Release 14.5/2013.1     Aug 19 2014-21:36:06
Devcfg driver initialized
Silicon Version 3.1
Boot mode is SD
SD: rc= 0
SD Init Done
Flash Base Address: 0xE0100000
Reboot status register: 0x60400000
Multiboot Register: 0x0000C000
Image Start Address: 0x00000000
Partition Header Offset:0x00000C80
Partition Count: 3
Partition Number: 1
Header Dump
Image Word Len: 0x0016CFC8
Data Word Len: 0x0016CFC3
Partition Word Len:0x0016CFC8
Load Addr: 0x00000000
Exec Addr: 0x00000000
Partition Start: 0x000055D0
Partition Attr: 0x00000020
Section Count: 0x00000001
Checksum: 0xFFBB386B
Bitstream
Encrypted
In FsblHookBeforeBitstreamDload function
PCAP:StatusReg = 0x40000A30
PCAP:device ready
PCAP:Clear done
Level Shifter Value = 0xA
Devcfg Status register = 0x40000A30
PCAP:Fabric is Initialized done
PCAP register dump:
PCAP CTRL 0xF8007000: 0x4E00E07F
PCAP LOCK 0xF8007004: 0x0000001A
PCAP CONFIG 0xF8007008: 0x00000508
PCAP ISR 0xF800700C: 0x0802000B
PCAP IMR 0xF8007010: 0xFFFFFFFF
PCAP STATUS 0xF8007014: 0x00070A30
PCAP DMA SRC ADDR 0xF8007018: 0x00100001
PCAP DMA DEST ADDR 0xF800701C: 0xFFFFFFFF
PCAP DMA SRC LEN 0xF8007020: 0x0016CFC8
PCAP DMA DEST LEN 0xF8007024: 0x0016CFC3
PCAP ROM SHADOW CTRL 0xF8007028: 0xFFFFFFFF
PCAP MBOOT 0xF800702C: 0x0000C000
PCAP SW ID 0xF8007030: 0x00000000
PCAP UNLOCK 0xF8007034: 0x757BDF0D
PCAP MCTRL 0xF8007080: 0x30800100
...................................................................................................
DMA Done !

FPGA Done !
In FsblHookAfterBitstreamDload function
Partition Number: 2
Header Dump
Image Word Len: 0x0001498D
Data Word Len: 0x0001498D
Partition Word Len:0x0001498D
Load Addr: 0x04000000
Exec Addr: 0x04000000
Partition Start: 0x001725A0
Partition Attr: 0x00000010
Section Count: 0x00000001
Checksum: 0xF7E4FB47
Application
Handoff Address: 0x04000000
Enabling Level Shifters PL to PS Address = 0xF8000900 Value = 0xF
AXI Interface enabled
FPGA Reset Register Address = 0xF8000240 , Value = 0x0
In FsblHookBeforeHandoff function
SUCCESSFUL_HANDOFF
FSBL Status = 0x1


U-Boot 2014.01-dirty (Aug 20 2014 - 11:30:24)

I2C:   ready
Memory: ECC disabled
DRAM:  512 MiB
MMC:   zynq_sdhci: 0
SF: Detected N25Q128A with page size 256 Bytes, erase size 64 KiB, total 16 MiB
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
Net:   Gem.e000b000
Hit any key to stop autoboot:  0
Device: zynq_sdhci
Manufacturer ID: 45
OEM: 2d42
Name: TEAMTran Speed: 50000000
Rd Block Len: 512
SD version 2.0
High Capacity: No
Capacity: 1.8 GiB
Bus Width: 4-bit
reading uEnv.txt
** Unable to read file uEnv.txt **
Copying Linux from SD to RAM...
reading uImage
3360016 bytes read in 296 ms (10.8 MiB/s)
reading devicetree.dtb
7461 bytes read in 13 ms (559.6 KiB/s)
reading uramdisk.image.gz
5310018 bytes read in 461 ms (11 MiB/s)
## Booting kernel from Legacy Image at 03000000 ...
   Image Name:   Linux-3.14.0-xilinx
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    3359952 Bytes = 3.2 MiB
   Load Address: 00008000
   Entry Point:  00008000
   Verifying Checksum ... OK
## Loading init Ramdisk from Legacy Image at 02000000 ...
   Image Name:
   Image Type:   ARM Linux RAMDisk Image (gzip compressed)
   Data Size:    5309954 Bytes = 5.1 MiB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK
## Flattened Device Tree blob at 02a00000
   Booting using the fdt blob at 0x2a00000
   Loading Kernel Image ... OK
   Loading Ramdisk to 1f61e000, end 1fb2e602 ... OK
   Loading Device Tree to 1f619000, end 1f61dd24 ... OK

Starting kernel ...

Uncompressing Linux... done, booting the kernel.
Booting Linux on physical CPU 0x0
Linux version 3.14.0-xilinx (xcomp@xcomp-Z87M-D3H) (gcc version 4.7.3 (Sourcery CodeBench Lite 2013.05-40) ) #2 SMP PREEMPT Wed Aug 20 11:56:41 JST 2014
CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=18c5387d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine model: Xilinx Zynq
bootconsole [earlycon0] enabled
cma: CMA: reserved 128 MiB at 17400000
Memory policy: Data cache writealloc
PERCPU: Embedded 8 pages/cpu @dfba1000 s9024 r8192 d15552 u32768
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 130048
Kernel command line: console=ttyPS0,115200 root=/dev/ram rw earlyprintk
PID hash table entries: 2048 (order: 1, 8192 bytes)
Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
Memory: 376368K/524288K available (4596K kernel code, 232K rwdata, 1536K rodata, 188K init, 192K bss, 147920K reserved, 0K highmem)
Virtual kernel memory layout:
    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
    vmalloc : 0xe0800000 - 0xff000000   ( 488 MB)
    lowmem  : 0xc0000000 - 0xe0000000   ( 512 MB)
    pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
    modules : 0xbf000000 - 0xbfe00000   (  14 MB)
      .text : 0xc0008000 - 0xc06055ac   (6134 kB)
      .init : 0xc0606000 - 0xc0635340   ( 189 kB)
      .data : 0xc0636000 - 0xc06701a0   ( 233 kB)
       .bss : 0xc06701ac - 0xc06a033c   ( 193 kB)
Preemptible hierarchical RCU implementation.
        Dump stacks of tasks blocking RCU-preempt GP.
        RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2.
RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
NR_IRQS:16 nr_irqs:16 16
ps7-slcr mapped to e0802000
zynq_clock_init: clkc starts at e0802100
Zynq clock init
sched_clock: 64 bits at 333MHz, resolution 3ns, wraps every 3298534883328ns
ps7-ttc #0 at e0804000, irq=43
Console: colour dummy device 80x30
Calibrating delay loop... 1325.46 BogoMIPS (lpj=6627328)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
CPU: Testing write buffer coherency: ok
CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
Setting up static identity map for 0x457ae8 - 0x457b40
L310 cache controller enabled
l2x0: 8 ways, CACHE_ID 0x410000c8, AUX_CTRL 0x72760000, Cache size: 512 kB
CPU1: Booted secondary processor
CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
Brought up 2 CPUs
SMP: Total of 2 processors activated.
CPU: All CPU(s) started in SVC mode.
devtmpfs: initialized
VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4
regulator-dummy: no parameters
NET: Registered protocol family 16
DMA: preallocated 256 KiB pool for atomic coherent allocations
cpuidle: using governor ladder
cpuidle: using governor menu
syscon f8000000.ps7-slcr: regmap [mem 0xf8000000-0xf8000fff] registered
hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.
hw-breakpoint: maximum watchpoint size is 4 bytes.
zynq-ocm f800c000.ps7-ocmc: ZYNQ OCM pool: 256 KiB @ 0xe0880000
bio: create slab 
 at 0
vgaarb: loaded
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
media: Linux media interface: v0.10
Linux video capture interface: v2.00
pps_core: LinuxPPS API ver. 1 registered
pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti 

PTP clock support registered
EDAC MC: Ver: 3.0.0
Advanced Linux Sound Architecture Driver Initialized.
Switched to clocksource arm_global_timer
NET: Registered protocol family 2
TCP established hash table entries: 4096 (order: 2, 16384 bytes)
TCP bind hash table entries: 4096 (order: 3, 32768 bytes)
TCP: Hash tables configured (established 4096 bind 4096)
TCP: reno registered
UDP hash table entries: 256 (order: 1, 8192 bytes)
UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
NET: Registered protocol family 1
RPC: Registered named UNIX socket transport module.
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
Trying to unpack rootfs image as initramfs...
rootfs image is not initramfs (no cpio magic); looks like an initrd
Freeing initrd memory: 5184K (df61e000 - dfb2e000)
hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available
futex hash table entries: 512 (order: 3, 32768 bytes)
jffs2: version 2.2. (NAND) (SUMMARY)  c 2001-2006 Red Hat, Inc.
msgmni has been set to 1001
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
dma-pl330 f8003000.ps7-dma: Loaded driver for PL330 DMAC-2364208
dma-pl330 f8003000.ps7-dma:     DBUFF-128x8bytes Num_Chans-8 Num_Peri-4 Num_Events-16
,ﾋkｽｱ[ttyPS0] enabledS0 at MMIO 0xe0001000 (irq = 82, base_baud = 6249999) is a xuartps
console [ttyPS0] enabled
bootconsole [earlycon0] disabled
bootconsole [earlycon0] disabled
xdevcfg f8007000.ps7-dev-cfg: ioremap 0xf8007000 to e0866000
[drm] Initialized drm 1.1.0 20060810
brd: module loaded
loop: module loaded
m25p80 spi0.0: found n25q128a11, expected n25q128
m25p80 spi0.0: n25q128a11 (16384 Kbytes)
5 ofpart partitions found on MTD device spi0.0
Creating 5 MTD partitions on "spi0.0":
0x000000000000-0x000000100000 : "qspi-fsbl-uboot"
0x000000100000-0x000000600000 : "qspi-linux"
0x000000600000-0x000000620000 : "qspi-device-tree"
0x000000620000-0x000000c00000 : "qspi-rootfs"
0x000000c00000-0x000001000000 : "qspi-bitstream"
e1000e: Intel(R) PRO/1000 Network Driver - 2.3.2-k
e1000e: Copyright(c) 1999 - 2013 Intel Corporation.
libphy: XEMACPS mii bus: probed
xemacps e000b000.ps7-ethernet: pdev->id -1, baseaddr 0xe000b000, irq 54
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci-pci: EHCI PCI platform driver
zynq-dr e0002000.ps7-usb: Unable to init USB phy, missing?
usbcore: registered new interface driver usb-storage
mousedev: PS/2 mouse device common for all mice
i2c /dev entries driver
zynq-edac f8006000.ps7-ddrc: ecc not enabled
cpufreq_cpu0: failed to get cpu0 regulator: -19
Xilinx Zynq CpuIdle Driver started
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
sdhci-pltfm: SDHCI platform and OF driver helper
mmc0: no vqmmc regulator found
mmc0: no vmmc regulator found
mmc0: SDHCI controller on e0100000.ps7-sdio [e0100000.ps7-sdio] using ADMA
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
TCP: cubic registered
NET: Registered protocol family 17
Registering SWP/SWPB emulation handler
regulator-dummy: disabling
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
ALSA device list:
  No soundcards found.
RAMDISK: gzip image found at block 0
mmc0: new high speed SD card at address 0001
mmcblk0: mmc0:0001 TEAM 1.83 GiB
 mmcblk0: p1
VFS: Mounted root (ext2 filesystem) on device 1:0.
devtmpfs: mounted
Freeing unused kernel memory: 188K (c0606000 - c0635000)
Starting rcS...
++ Mounting filesystem
FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
++ Setting up mdev
++ Starting telnet daemon
++ Starting http daemon
++ Starting ftp daemon
++ Starting ssh daemon
random: sshd urandom read with 11 bits of entropy available
rcS Complete
zynq>

起動メッセージを読んでみると、なんだかArtix-7のMicroBlaze Linuxよりも豪華です。例えば、u-bootでSPI ROMが認識されていたり、SDカードが使えたりしています。