ofs.uio¶

SYNOPSIS¶

ofs.uio [-h] [--pcie-address PCIE_ADDRESS] [--uio uiox] [--feature-id FEATURE_ID] [--region-index REGION_INDEX] [--mailbox-cmdcsr offset] [--bit-size {8,16,32,64}] [--peek offset] [--poke offset value] [--mailbox-read offset] [--mailbox-dump address size] [--mailbox-write address value]

ofs.uio [--uio uiox] [--peek offset]
ofs.uio [--uio uiox] [--poke offset value]
ofs.uio [--uio uiox] [--mailbox-read address]
ofs.uio [--uio uiox] [--mailbox-write address value]
ofs.uio [--uio uiox] [--mailbox-dump address size]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--peek offset]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--poke offset value]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--mailbox-read address]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--mailbox-write address value]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--mailbox-dump address size]

DESCRIPTION¶

ofs.uio is a tool that provides user space access to DFL UIO devices, command line options like peek, poke, mailbox-read, mailbox-write, mailbox-dump to access Configuration and Status Registers (CSRs).

OPTIONS¶

Peek¶

Peek/Read UIO CSR offset
ofs.uio [--uio uio] [--peek offset]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--peek offset]

Poke¶

Poke/Write value to UIO CSR offset
ofs.uio [--uio uio] [--poke offset value]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--poke offset value]

Mailbox Read¶

Read CSR address using mailbox
ofs.uio [--uio uio] [--mailbox-read address]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--mailbox-read address]

Mailbox Write¶

Write value to CSR address using mailbox
ofs.uio [--uio uio] [--mailbox-write address value]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--mailbox-write address value]

Mailbox Dump¶

Reads/Dumps block size of CSR address using mailbox
ofs.uio [--uio uio] [--mailbox-dump address size]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--mailbox-dump address size]

Bit size¶

Read/Write bit-field 8,16,32,64 sizes
ofs.uio [--uio uio] --bit-size 8 [--peek offset]
ofs.uio [--uio uio] --bit-size 32 [--peek offset]

PCIe Address¶

PCIE_ADDR PCIe address of FPGA device
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] [--peek offset]

UIO region index¶

UIO region index, default region index is 0
ofs.uio [--uio uio] --region-index 0 [--peek offset]
ofs.uio [--uio uio] --region-index 1 [--peek offset]

Mailbox command status csr offset¶

Mailbox command status csr offset, default value set to dfl pcie subsystem system feature mailbox command status register offset 0x28
ofs.uio [--uio uio] --mailbox-cmdcsr 0xa8 [--mailbox-read address]
ofs.uio [--pcie-address PCIE_ADDRESS] [--feature-id FEATURE_ID] --mailbox-cmdcsr 0xa8 [--mailbox-read address]

EXAMPLES¶

Peek/Read

ofs.uio --uio uio0 --peek 0x0
peek(0x0): 0x3000000010002015

ofs.uio --uio uio6 --peek 0x0
peek(0x0): 0x3000000100000020

ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x15 --peek 0x0
peek(0x0): 0x3000000010002015

ofs.uio --uio uio0 --peek 0x0 --bit-size 32
peek(0x0): 0x10002015

Poke/Write

ofs.uio --uio uio6 --peek 0x8
peek(0x8): 0x0
ofs.uio --uio uio6 --poke  0x8 0xabcdd12345
poke(0x8):0xabcdd12345

ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x15 --peek 0x0
peek(0x8): 0x0
ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x15 --poke  0x8 0x1234
poke(0x8):0x1234

Mailbox Read

ofs.uio --uio uio6 --mailbox-read 0x0
MailboxRead(0x0): 0x1000000
ofs.uio --uio uio6 --mailbox-read 0x8
MailboxRead(0x8): 0x110c000

ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x20 --mailbox-read 0x0
MailboxRead(0x0): 0x1000000
ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x20 --mailbox-read 0x8 
MailboxRead(0x8): 0x110c000

Mailbox Write

ofs.uio --uio uio6 --mailbox-write 0x0 0x1234
MailboxWrite(0x0):0x1234
ofs.uio --uio uio6 --mailbox-read 0x0
MailboxRead(0x0):0x1234

ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x20 --mailbox-write 0x0 0x1234
MailboxWrite(0x0):0x1234
ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x20 --mailbox-read 0x0 
MailboxRead(0x0):0x1234

Mailbox Dump

ofs.uio --uio uio6 --mailbox-dump 0x0 0x10
MailboxDump(0x0): 0x1000000
MailboxDump(0x4): 0x1000000
MailboxDump(0x8): 0x110c000
MailboxDump(0xc): 0x110c000
MailboxDump(0x10): 0x0
MailboxDump(0x14): 0x0
MailboxDump(0x18): 0x0
MailboxDump(0x1c): 0x0
MailboxDump(0x20): 0x0
MailboxDump(0x24): 0x0
MailboxDump(0x28): 0x0
MailboxDump(0x2c): 0x0
MailboxDump(0x30): 0x0
MailboxDump(0x34): 0x0
MailboxDump(0x38): 0x0
MailboxDump(0x3c): 0x0



ofs.uio --pcie-address 0000:b1:00.0 --feature-id 0x20 --mailbox-dump 0x0 0x10
MailboxDump(0x0): 0x1000000
MailboxDump(0x4): 0x1000000
MailboxDump(0x8): 0x110c000
MailboxDump(0xc): 0x110c000
MailboxDump(0x10): 0x0
MailboxDump(0x14): 0x0
MailboxDump(0x18): 0x0
MailboxDump(0x1c): 0x0
MailboxDump(0x20): 0x0
MailboxDump(0x24): 0x0
MailboxDump(0x28): 0x0
MailboxDump(0x2c): 0x0
MailboxDump(0x30): 0x0
MailboxDump(0x34): 0x0
MailboxDump(0x38): 0x0
MailboxDump(0x3c): 0x0