L-tile and H-tile Avalon® Memory-mapped Intel® FPGA IP for PCI Express* User Guide

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ID 683667
Date 11/11/2021
Public
Document Table of Contents

10.5.10.6. shmem_chk_ok Function

The shmem_chk_ok function checks a block of BFM shared memory against a specified data pattern.

Location

altrpcietb_g3bfm_shmem.v

Syntax

result:= shmem_chk_ok(addr, mode, leng, init, display_error)

Arguments

addr

BFM shared memory starting address for checking data.

mode

Data pattern used for checking the data. Should be one of the constants defined in section “Shared Memory Constants” on page 18–35.

leng

Length, in bytes, of data to check.

init

This argument is reg [63:0].The necessary least significant bits are used for the data patterns that are smaller than 64-bits.

display_error

When set to 1, this argument displays the data failing comparison on the simulator standard output.

Return

Result

Result is 1-bit.

  • 1’b1 — Data patterns compared successfully
  • 1’b0 — Data patterns did not compare successfully

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