---
name: "genwqe_poke"
section: "1"
platform: "linux"
package: "genwqe-tools"
version: "4.0.20-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/genwqe_poke"
---

# genwqe\_poke(1)

IBM Hardware Accelerator Tool.

## NAME

genwqe\_poke - IBM Hardware Accelerator Tool.

## SYNOPSIS

**genwqe\_poke** \[*-h*\] \[*-v,--verbose*\]

## DESCRIPTION

**-C**,--card \<cardno\> can be (0...3)

**-A**, **--accelerator-type**=*GENWQE*\|CAPI CAPI is only available for System p

- **-V**, **--version**

  print version.

- **-q**, **--quiet**

  quiece output.

- **-w**, **--width** \<32\|64\>

  access width, 64: default

- **-X**, **--cpu** \<id\>

  only run on this CPU.

- **-i**, **--interval** \<intv\>

  interval in usec, 0: default.

- **-c**, **--count** \<mum\>

  number of pokes, 1: default

- **-r**, **--read-back**

  read back and verify.

- **-p**, **--psl-bar** \<bar\>

  access PSL bar (CAPI only)

- **-m**, **--mask** \<mask\>

  x = (x & ~mask) \| (val & mask)

-

  \<addr\> \<val\>

### Example:

-

  genwqe\_poke 0x0000000 0xdeadbeef

### Testcase to trigger error recovery code on genwqe card:

-

  Fatal GFIR:

-

  genwqe\_poke **-C0** 0x00000008 0x001

-

  Info GFIR by writing to VF:

-

  genwqe\_poke **-C2** 0x00020020 0x800

-

  Registers for Capi card (**-A** CAPI)

- FIR Reg:

  0x1000 ... 0x1028, 6 Regs

-

  Err. Inj Reg: 0x1800 and 0x1808 Agr. Regs:    0x2000 and 0x2078 Gzip Regs:    0x2100 and 0x2178

-

  Only CAPI (debugging):

-

  genwqe\_poke **-ACAPI** **-C0** **--psl-bar**=*2* **--width**=*64* **--mask** \<mask\> \<offs\> \<data\>