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cxl/test: Add Secure Erase opcode support

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Add support to emulate the CXL the "Secure Erase" operation.

Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Link: https://lore.kernel.org/r/20230612181038.14421-8-dave@stgolabs.net
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Davidlohr Bueso 2023-06-12 11:10:38 -07:00 committed by Dan Williams
parent 180ffd338c
commit f337043b56
1 changed files with 27 additions and 0 deletions
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27
tools/testing/cxl/test/mem.c
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@ -557,6 +557,30 @@ static int mock_sanitize(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *cmd)
return 0; /* assume less than 2 secs, no bg */
}
static int mock_secure_erase(struct cxl_dev_state *cxlds,
struct cxl_mbox_cmd *cmd)
{
struct cxl_mockmem_data *mdata = dev_get_drvdata(cxlds->dev);
if (cmd->size_in != 0)
return -EINVAL;
if (cmd->size_out != 0)
return -EINVAL;
if (mdata->security_state & CXL_PMEM_SEC_STATE_USER_PASS_SET) {
cmd->return_code = CXL_MBOX_CMD_RC_SECURITY;
return -ENXIO;
}
if (mdata->security_state & CXL_PMEM_SEC_STATE_LOCKED) {
cmd->return_code = CXL_MBOX_CMD_RC_SECURITY;
return -ENXIO;
}
return 0;
}
static int mock_get_security_state(struct cxl_dev_state *cxlds,
struct cxl_mbox_cmd *cmd)
{
@ -1178,6 +1202,9 @@ static int cxl_mock_mbox_send(struct cxl_dev_state *cxlds, struct cxl_mbox_cmd *
case CXL_MBOX_OP_SANITIZE:
rc = mock_sanitize(cxlds, cmd);
break;
case CXL_MBOX_OP_SECURE_ERASE:
rc = mock_secure_erase(cxlds, cmd);
break;
case CXL_MBOX_OP_GET_SECURITY_STATE:
rc = mock_get_security_state(cxlds, cmd);
break;