libnvme_write_reg32(9)        libnvme API manual        libnvme_write_reg32(9)

NAME
       libnvme_write_reg32 - Write a 32-bit controller register of a PCIe
       controller

SYNOPSIS
       int libnvme_write_reg32 (struct libnvme_transport_handle *hdl , __u32
       offset , __u32 value );

ARGUMENTS
       hdl         Transport handle

       offset      Offset of the register in bytes

       value       Value to write

DESCRIPTION
       This should only be sent to controller handles, not to namespaces.

RETURN
       0 on success or a negative error code otherwise. -ENOTSUP indicates
       that the transport has no memory-mapped registers.

October 2026                  libnvme_write_reg32       libnvme_write_reg32(9)