---
name: "tcg_l0_ruby-libnvme3"
section: "2"
platform: "linux"
package: "nvme-cli"
version: "3.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/tcg_l0_ruby-libnvme3"
---

# tcg\_l0\_ruby-libnvme3(2)

Ruby SSC feature (0x0304)

## NAME

struct tcg\_l0\_ruby - Ruby SSC feature (0x0304)

## SYNOPSIS

struct tcg\_l0\_ruby {\
     **\_\_be16 base\_comid;**\
     **\_\_be16 num\_comids;**\
     **\_\_u8 flags;**\
     **\_\_be16 num\_locking\_sp\_admin\_auth;**\
     **\_\_be16 num\_locking\_sp\_user\_auth;**\
     **\_\_u8 initial\_cpin\_sid\_ind;**\
     **\_\_u8 initial\_cpin\_sid\_revert;**\
     **\_\_u8 rsvd11\[5\];**\
 };\

## Members

- base\_comid

  Base ComID

- num\_comids

  Number of ComIDs

- flags

  Flags, see *enum tcg\_l0\_ruby\_flags*

- num\_locking\_sp\_admin\_auth

  Number of Locking SP Admin authorities

- num\_locking\_sp\_user\_auth

  Number of Locking SP User authorities

- initial\_cpin\_sid\_ind

  Initial C\_PIN\_SID PIN indicator

- initial\_cpin\_sid\_revert

  Behavior of C\_PIN\_SID PIN upon TPer revert

- rsvd11

  Reserved

## Description

TCG Ruby SSC 1.00, section 3.1.1.5.