Difference between revisions of "NPS VTP Serial Connection"

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(Created page with "== uBoot boot interruption for configuration == * When the VME-VXS crate is power cycled, the display will show the uboot process. It can be interrupted during the count down...")
 
 
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== uBoot boot interruption for configuration ==
 
== uBoot boot interruption for configuration ==
−
* When the VME-VXS crate is power cycled, the display will show the uboot process.  It can be interrupted during the count down period noted by
+
* When the VME-VXS crate is power cycled, the display will show the uboot process.   
 +
<pre>
 +
Xilinx First Stage Boot Loader
 +
Release 2015.4 Jan 30 2017-11:51:58
 +
Reset reason register 0x00000040
 +
  [SWDT_RST]  = 0, System Watchdog timer
 +
  [AWDT0_RST] = 0, CPU 0 Watch Timer
 +
  [AWDT1_RST] = 0, CPU 1 Watch Timer
 +
  [SLC_RST]  = 0, Write to soft reset bit
 +
  [DBG_RST]  = 0, Debug command DAP controller
 +
  [SRST_B]    = 0, PS_SRST_B reset signal
 +
  [POR]      = 1, PS_POR_B reset signal
 +
  reserved    = 0, reserved
 +
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: 2
 +
Partition Number: 1
 +
Header Dump
 +
Image Word Len: 0x00015D85
 +
Data Word Len: 0x00015D85
 +
Partition Word Len:0x00015D85
 +
Load Addr: 0x04000000
 +
Exec Addr: 0x04000000
 +
Partition Start: 0x000065D0
 +
Partition Attr: 0x00000010
 +
Partition Checksum Offset: 0x00000000
 +
Section Count: 0x00000001
 +
Checksum: 0xF7FB7F3F
 +
Application
 +
Handoff Address: 0x04000000
 +
In FsblHookBeforeHandoff function
 +
SUCCESSFUL_HANDOFF
 +
FSBL Status = 0x1
 +
 
 +
 
 +
U-Boot 2016.01-00002-g46fc0b8-dirty (Oct 26 2016 - 14:24:01 -0400)
 +
 
 +
Model: Zynq Jlab VTP Board
 +
Board: Xilinx Zynq
 +
DRAM:  ECC disabled 1 GiB
 +
MMC:  sdhci@e0100000: 0
 +
reading env.bin
 +
In:    serial@e0000000
 +
Out:  serial@e0000000
 +
Err:  serial@e0000000
 +
Model: Zynq Jlab VTP Board
 +
Board: Xilinx Zynq
 +
Net:  ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
 +
eth0: ethernet@e000b000</pre>
 +
 
 +
* Boot script can be interrupted during the count down period noted by
 +
Hit any key to stop autoboot:
 +
 
 +
== Network specific environment variables ==
 +
* These are the variables that are usually tweaked to match network IPs and Paths.
 +
:* ethaddr - MAC address for 1Gb.  This is tracked by Ben Raydo
 +
ethaddr=ce:ba:f0:03:00:ae
 +
:* serverip - TFTP and NFS server address.
 +
serverip=129.57.168.11
 +
:* tftppath - TFTP path for kernel image and device tree
 +
tftppath=linux-diskless/CentOS7-armv7-Diskless
 +
:*- Kernel image and device tree file names
 +
devicetree_image=devicetree.dtb
 +
kernel_image=uImage-4.4.0-xilinx-00004-g8d932a
 +
:* rootpath - PATH for root fs
 +
rootpath=/diskless/CentOS7/armv7/root
 +
 
 +
== setenv ==
 +
* Example environment variable modification:
 +
setenv serverip 129.57.168.11
 +
* Example using single quote to preserve variable names
 +
setenv nfsargs 'setenv bootargs ${bootargs} nfsroot=${serverip}:${rootpath},vers=3,tcp,timeo=600,retrans=10'
 +
 
 +
== printenv ==
 +
 
 +
* Example environment printout.  Using the command
 +
printenv
 +
:- note: some variables are updated during boot. e.g. bootargs, ipaddr, gatewayip
 +
<pre>
 +
autoload=no
 +
baudrate=115200
 +
bootargs=nfsroot=129.57.195.43:/home.orig/diskless/CentOS7/armv7/root,vers=3,tcp,timeo=600,retrans=10 console=ttyPS0,115200 ip=:::::eth0:dhcp uio_pdrv_genirq.of_id=my-uio rootwait cma=384MB ro
 +
bootcmd=run tftpboot
 +
bootdelay=3
 +
bootro=setenv bootargs ${bootargs} ro
 +
bootrw=setenv bootargs ${bootargs} rw
 +
devicetree_image=devicetree.dtb
 +
devicetree_load_address=0x2000000
 +
ethact=ethernet@e000b000
 +
ethaddr=ce:ba:f0:03:00:ae
 +
extargs=setenv bootargs ${bootargs} console=ttyPS0,115200 ip=:::::eth0:dhcp uio_pdrv_genirq.of_id=my-uio rootwait cma=384MB
 +
fdt_high=0x20000000
 +
fdtcontroladdr=3ffa9e30
 +
gatewayip=129.57.168.1
 +
initrd_high=0x20000000
 +
ipaddr=129.57.169.141
 +
kernel_image=uImage-4.4.0-xilinx-00004-g8d932a
 +
kernel_load_address=0x2080000
 +
load_devicetree=tftpboot ${devicetree_load_address} ${tftppath}/${devicetree_image}
 +
load_kernel=tftpboot ${kernel_load_address} ${tftppath}/${kernel_image}
 +
modeboot=sdboot
 +
netmask=255.255.252.0
 +
nfsargs=setenv bootargs ${bootargs} nfsroot=${serverip}:${rootpath},vers=3,tcp,timeo=600,retrans=10
 +
rootpath=/diskless/CentOS7/armv7/root
 +
serverip=129.57.168.11
 +
stderr=serial@e0000000
 +
stdin=serial@e0000000
 +
stdout=serial@e0000000
 +
tftp_boot_string=echo TFTPing Image to RAM
 +
tftpboot=dhcp && run tftp_boot_string nfsargs extargs bootro load_kernel load_devicetree && bootm ${kernel_load_address} - ${devicetree_load_address}
 +
tftpboot_rw=dhcp && run tftp_boot_string nfsargs extargs bootrw load_kernel load_devicetree && bootm ${kernel_load_address} - ${devicetree_load_address}
 +
tftppath=linux-diskless/CentOS7-armv7-Diskless</pre>
 +
 
 +
== saveenv ==
 +
* Save the current environment variables to the onboard-storage (microSD)
 +
saveenv

Latest revision as of 16:30, 17 May 2023

uBoot boot interruption for configuration

  • When the VME-VXS crate is power cycled, the display will show the uboot process.
Xilinx First Stage Boot Loader 
Release 2015.4	Jan 30 2017-11:51:58
Reset reason register 0x00000040
   [SWDT_RST]  = 0, System Watchdog timer
   [AWDT0_RST] = 0, CPU 0 Watch Timer
   [AWDT1_RST] = 0, CPU 1 Watch Timer
   [SLC_RST]   = 0, Write to soft reset bit
   [DBG_RST]   = 0, Debug command DAP controller
   [SRST_B]    = 0, PS_SRST_B reset signal
   [POR]       = 1, PS_POR_B reset signal
   reserved    = 0, reserved
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: 2
Partition Number: 1
Header Dump
Image Word Len: 0x00015D85
Data Word Len: 0x00015D85
Partition Word Len:0x00015D85
Load Addr: 0x04000000
Exec Addr: 0x04000000
Partition Start: 0x000065D0
Partition Attr: 0x00000010
Partition Checksum Offset: 0x00000000
Section Count: 0x00000001
Checksum: 0xF7FB7F3F
Application
Handoff Address: 0x04000000
In FsblHookBeforeHandoff function 
SUCCESSFUL_HANDOFF
FSBL Status = 0x1


U-Boot 2016.01-00002-g46fc0b8-dirty (Oct 26 2016 - 14:24:01 -0400)

Model: Zynq Jlab VTP Board
Board: Xilinx Zynq
DRAM:  ECC disabled 1 GiB
MMC:   sdhci@e0100000: 0
reading env.bin
In:    serial@e0000000
Out:   serial@e0000000
Err:   serial@e0000000
Model: Zynq Jlab VTP Board
Board: Xilinx Zynq
Net:   ZYNQ GEM: e000b000, phyaddr 0, interface rgmii-id
eth0: ethernet@e000b000
  • Boot script can be interrupted during the count down period noted by
Hit any key to stop autoboot:

Network specific environment variables

  • These are the variables that are usually tweaked to match network IPs and Paths.
  • ethaddr - MAC address for 1Gb. This is tracked by Ben Raydo
ethaddr=ce:ba:f0:03:00:ae
  • serverip - TFTP and NFS server address.
serverip=129.57.168.11
  • tftppath - TFTP path for kernel image and device tree
tftppath=linux-diskless/CentOS7-armv7-Diskless
  • - Kernel image and device tree file names
devicetree_image=devicetree.dtb
kernel_image=uImage-4.4.0-xilinx-00004-g8d932a
  • rootpath - PATH for root fs
rootpath=/diskless/CentOS7/armv7/root

setenv

  • Example environment variable modification:
setenv serverip 129.57.168.11
  • Example using single quote to preserve variable names
setenv nfsargs 'setenv bootargs ${bootargs} nfsroot=${serverip}:${rootpath},vers=3,tcp,timeo=600,retrans=10'

printenv

  • Example environment printout. Using the command
printenv
- note: some variables are updated during boot. e.g. bootargs, ipaddr, gatewayip
autoload=no
baudrate=115200
bootargs=nfsroot=129.57.195.43:/home.orig/diskless/CentOS7/armv7/root,vers=3,tcp,timeo=600,retrans=10 console=ttyPS0,115200 ip=:::::eth0:dhcp uio_pdrv_genirq.of_id=my-uio rootwait cma=384MB ro
bootcmd=run tftpboot
bootdelay=3
bootro=setenv bootargs ${bootargs} ro
bootrw=setenv bootargs ${bootargs} rw
devicetree_image=devicetree.dtb
devicetree_load_address=0x2000000
ethact=ethernet@e000b000
ethaddr=ce:ba:f0:03:00:ae
extargs=setenv bootargs ${bootargs} console=ttyPS0,115200 ip=:::::eth0:dhcp uio_pdrv_genirq.of_id=my-uio rootwait cma=384MB
fdt_high=0x20000000
fdtcontroladdr=3ffa9e30
gatewayip=129.57.168.1
initrd_high=0x20000000
ipaddr=129.57.169.141
kernel_image=uImage-4.4.0-xilinx-00004-g8d932a
kernel_load_address=0x2080000
load_devicetree=tftpboot ${devicetree_load_address} ${tftppath}/${devicetree_image}
load_kernel=tftpboot ${kernel_load_address} ${tftppath}/${kernel_image}
modeboot=sdboot
netmask=255.255.252.0
nfsargs=setenv bootargs ${bootargs} nfsroot=${serverip}:${rootpath},vers=3,tcp,timeo=600,retrans=10
rootpath=/diskless/CentOS7/armv7/root
serverip=129.57.168.11
stderr=serial@e0000000
stdin=serial@e0000000
stdout=serial@e0000000
tftp_boot_string=echo TFTPing Image to RAM
tftpboot=dhcp && run tftp_boot_string nfsargs extargs bootro load_kernel load_devicetree && bootm ${kernel_load_address} - ${devicetree_load_address}
tftpboot_rw=dhcp && run tftp_boot_string nfsargs extargs bootrw load_kernel load_devicetree && bootm ${kernel_load_address} - ${devicetree_load_address}
tftppath=linux-diskless/CentOS7-armv7-Diskless

saveenv

  • Save the current environment variables to the onboard-storage (microSD)
saveenv
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