website-struct

Struct: ntb_ctrl_regs

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      u32 reserved2[216];
      u32 req_id_table[256];
      u32 reserved3[512];
      u64 lut_entry[512];
  };
  

• In 5.3: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 5.4: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 5.8: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 5.11: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 5.13: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 5.15: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 5.19: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 6.2: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 6.5: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In 6.8: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

Arch

• In arm64: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In armhf: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In ppc64el: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In riscv64: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

Flavor

• In aws: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In azure: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In gcp: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

• In lowlatency: ✅

  struct ntb_ctrl_regs {
      u32 partition_status;
      u32 partition_op;
      u32 partition_ctrl;
      u32 bar_setup;
      u32 bar_error;
      u16 lut_table_entries;
      u16 lut_table_offset;
      u32 lut_error;
      u16 req_id_table_size;
      u16 req_id_table_offset;
      u32 req_id_error;
      u32 reserved1[7];
      struct (anon) bar_entry[6];
      struct (anon) bar_ext_entry[6];
      u32 reserved2[192];
      u32 req_id_table[512];
      u32 reserved3[256];
      u64 lut_entry[512];
  };
  

Differences

Regular

• Changed between 5.0 and 5.3 ⚠️

  • Field added. struct (anon) bar_ext_entry[6]
  • Field type changed. u32 reserved2[216] ➡️ u32 reserved2[192]
  • Field type changed. u32 req_id_table[256] ➡️ u32 req_id_table[512]
  • Field type changed. u32 reserved3[512] ➡️ u32 reserved3[256]
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅