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-rw-r--r--plugins/ocp/ocp-clear-fw-update-history.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/plugins/ocp/ocp-clear-fw-update-history.c b/plugins/ocp/ocp-clear-fw-update-history.c
new file mode 100644
index 0000000..fef09cf
--- /dev/null
+++ b/plugins/ocp/ocp-clear-fw-update-history.c
@@ -0,0 +1,73 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2022 Solidigm.
+ *
+ * Authors: haro.panosyan@solidigm.com
+ * leonardo.da.cunha@solidigm.com
+ */
+
+#include <unistd.h>
+#include "ocp-utils.h"
+#include "nvme-print.h"
+
+static const __u8 OCP_FID_CLEAR_FW_ACTIVATION_HISTORY = 0xC1;
+
+int ocp_clear_fw_update_history(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "OCP Clear Firmware Update History";
+ __u32 result = 0;
+ __u32 clear_fw_history = 1 << 31;
+ struct nvme_dev *dev;
+ int uuid_index = 0;
+ bool no_uuid = false;
+ int err;
+
+ OPT_ARGS(opts) = {
+ OPT_FLAG("no-uuid", 'n', &no_uuid,
+ "Skip UUID index search (UUID index not required for OCP 1.0)"),
+ OPT_END()
+ };
+
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
+ return err;
+ if (no_uuid == false) {
+ // OCP 2.0 requires UUID index support
+ err = ocp_get_uuid_index(dev, &uuid_index);
+ if (err || uuid_index == 0) {
+ fprintf(stderr, "ERROR: No OCP UUID index found\n");
+ goto close_dev;
+ }
+ }
+
+ struct nvme_set_features_args args = {
+ .result = &result,
+ .data = NULL,
+ .args_size = sizeof(args),
+ .fd = dev_fd(dev),
+ .timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
+ .nsid = 0,
+ .cdw11 = clear_fw_history,
+ .cdw12 = 0,
+ .cdw13 = 0,
+ .cdw15 = 0,
+ .data_len = 0,
+ .save = 0,
+ .uuidx = uuid_index,
+ .fid = OCP_FID_CLEAR_FW_ACTIVATION_HISTORY,
+ };
+
+ err = nvme_set_features(&args);
+
+ if (err == 0)
+ printf("Success : %s\n", desc);
+ else if (err > 0)
+ nvme_show_status(err);
+ else
+ printf("Fail : %s\n", desc);
+close_dev:
+ /* Redundant close() to make static code analysis happy */
+ close(dev->direct.fd);
+ dev_close(dev);
+ return err;
+}