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Wysocki" , Len Brown Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, John Meneghini , Charles Rose , Stuart Hayes , Doug Farley , Lenny Szubowicz Subject: [PATCH] acpi: add support for the NBFT Date: Thu, 8 Dec 2022 17:25:36 -0600 Message-Id: <20221208232536.591347-1-stuart.w.hayes@gmail.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1751690851729466543?= X-GMAIL-MSGID: =?utf-8?q?1751690851729466543?= Add support for the NVMe Boot Firmware Table (NBFT) to facilitate booting from NVM Express namespaces which are accessed via NVMe over Fabrics (NVMe-oF). Signed-off-by: Stuart Hayes Signed-off-by: Doug Farley Signed-off-by: Lenny Szubowicz Reviewed-by: John Meneghini --- drivers/acpi/tables.c | 3 ++- include/acpi/actbl1.h | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index 47ec11d4c68e..f390c5883b56 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -545,7 +545,8 @@ static const char table_sigs[][ACPI_NAMESEG_SIZE] __initconst = { ACPI_SIG_WDDT, ACPI_SIG_WDRT, ACPI_SIG_DSDT, ACPI_SIG_FADT, ACPI_SIG_PSDT, ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT, ACPI_SIG_IORT, ACPI_SIG_NFIT, ACPI_SIG_HMAT, ACPI_SIG_PPTT, - ACPI_SIG_NHLT, ACPI_SIG_AEST, ACPI_SIG_CEDT, ACPI_SIG_AGDI }; + ACPI_SIG_NHLT, ACPI_SIG_AEST, ACPI_SIG_CEDT, ACPI_SIG_AGDI, + ACPI_SIG_NBFT }; #define ACPI_HEADER_SIZE sizeof(struct acpi_table_header) diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 15c78678c5d3..6ec43410288a 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -49,6 +49,8 @@ #define ACPI_SIG_S3PT "S3PT" /* S3 Performance (sub)Table */ #define ACPI_SIG_PCCS "PCC" /* PCC Shared Memory Region */ +#define ACPI_SIG_NBFT "NBFT" /* NVMe Boot Firmware Table */ + /* Reserved table signatures */ #define ACPI_SIG_MATR "MATR" /* Memory Address Translation Table */