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Tsirkin" To: qemu-devel@nongnu.org Cc: Peter Maydell , Jonathan Cameron , Fan Ni Subject: [PULL 60/63] hw/cxl: Add dummy security state get Message-ID: <44e4b316e4bf8f7327f3917c25aae38172695680.1699351720.git.mst@redhat.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Received-SPF: pass client-ip=170.10.129.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Jonathan Cameron Needed to allow the santize comamnds to be tested with proposed Linux Kernel support. Default value + no control of the security state will work for now. Signed-off-by: Jonathan Cameron Message-Id: <20231023160806.13206-17-Jonathan.Cameron@huawei.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/cxl/cxl-mailbox-utils.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c index 2b78136588..693c2cbdcd 100644 --- a/hw/cxl/cxl-mailbox-utils.c +++ b/hw/cxl/cxl-mailbox-utils.c @@ -73,6 +73,8 @@ enum { SANITIZE = 0x44, #define OVERWRITE 0x0 #define SECURE_ERASE 0x1 + PERSISTENT_MEM = 0x45, + #define GET_SECURITY_STATE 0x0 MEDIA_AND_POISON = 0x43, #define GET_POISON_LIST 0x0 #define INJECT_POISON 0x1 @@ -886,6 +888,19 @@ static CXLRetCode cmd_sanitize_overwrite(const struct cxl_cmd *cmd, } } +static CXLRetCode cmd_get_security_state(const struct cxl_cmd *cmd, + uint8_t *payload_in, + size_t len_in, + uint8_t *payload_out, + size_t *len_out, + CXLCCI *cci) +{ + uint32_t *state = (uint32_t *)payload_out; + + *state = 0; + *len_out = 4; + return CXL_MBOX_SUCCESS; +} /* * This is very inefficient, but good enough for now! * Also the payload will always fit, so no need to handle the MORE flag and @@ -1132,6 +1147,8 @@ static const struct cxl_cmd cxl_cmd_set[256][256] = { ~0, IMMEDIATE_CONFIG_CHANGE | IMMEDIATE_DATA_CHANGE }, [SANITIZE][OVERWRITE] = { "SANITIZE_OVERWRITE", cmd_sanitize_overwrite, 0, IMMEDIATE_DATA_CHANGE | SECURITY_STATE_CHANGE | BACKGROUND_OPERATION }, + [PERSISTENT_MEM][GET_SECURITY_STATE] = { "GET_SECURITY_STATE", + cmd_get_security_state, 0, 0 }, [MEDIA_AND_POISON][GET_POISON_LIST] = { "MEDIA_AND_POISON_GET_POISON_LIST", cmd_media_get_poison_list, 16, 0 }, [MEDIA_AND_POISON][INJECT_POISON] = { "MEDIA_AND_POISON_INJECT_POISON",