void
test_orwrite_dpofua(void)
{
int dpofua, usage_data_dpofua;
struct scsi_task *ms_task = NULL;
struct scsi_mode_sense *ms;
struct scsi_task *rso_task = NULL;
struct scsi_report_supported_op_codes_one_command *rsoc;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test ORWRITE DPO/FUA flags");
CHECK_FOR_SBC;
CHECK_FOR_DATALOSS;
logging(LOG_VERBOSE, "Read the DPOFUA flag from mode sense data");
MODESENSE6(sd, &ms_task, 0, SCSI_MODESENSE_PC_CURRENT,
SCSI_MODEPAGE_RETURN_ALL_PAGES, 0, 255,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "[SUCCESS] Mode sense returned status GOOD");
ms = scsi_datain_unmarshall(ms_task);
dpofua = ms && (ms->device_specific_parameter & 0x10);
scsi_free_scsi_task(ms_task);
if (dpofua) {
logging(LOG_VERBOSE, "DPOFUA flag is set. Device should allow "
"DPO/FUA flags in CDBs");
} else {
logging(LOG_VERBOSE, "DPOFUA flag is clear. Device should fail "
"CDBs with DPO/FUA set");
}
logging(LOG_VERBOSE, "Test ORWRITE with DPO==1");
memset(scratch, 0xa6, block_size);
if (dpofua) {
ORWRITE(sd, 0, block_size, block_size, 0, 1, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
} else {
ORWRITE(sd, 0, block_size, block_size, 0, 1, 0, 0, 0, scratch,
EXPECT_INVALID_FIELD_IN_CDB);
}
logging(LOG_VERBOSE, "Test ORWRITE with FUA==1");
if (dpofua) {
ORWRITE(sd, 0, block_size, block_size, 0, 0, 1, 0, 0, scratch,
EXPECT_STATUS_GOOD);
} else {
ORWRITE(sd, 0, block_size, block_size, 0, 0, 1, 0, 0, scratch,
EXPECT_INVALID_FIELD_IN_CDB);
}
logging(LOG_VERBOSE, "Test ORWRITE with DPO==1 FUA==1");
if (dpofua) {
ORWRITE(sd, 0, block_size, block_size, 0, 1, 1, 0, 0, scratch,
EXPECT_STATUS_GOOD);
} else {
ORWRITE(sd, 0, block_size, block_size, 0, 1, 1, 0, 0, scratch,
EXPECT_INVALID_FIELD_IN_CDB);
}
logging(LOG_VERBOSE, "Try fetching REPORT_SUPPORTED_OPCODES "
"for ORWRITE");
REPORT_SUPPORTED_OPCODES(sd, &rso_task,
0, SCSI_REPORT_SUPPORTING_OPCODE,
SCSI_OPCODE_ORWRITE,
0,
65535,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Unmarshall the DATA-IN buffer");
rsoc = scsi_datain_unmarshall(rso_task);
CU_ASSERT_PTR_NOT_NULL_FATAL(rsoc);
usage_data_dpofua = rsoc->cdb_usage_data[1] & 0x18;
if (dpofua) {
logging(LOG_VERBOSE, "DPOFUA is set. Verify the "
"DPO/FUA flags are set in the CDB_USAGE_DATA");
if (!usage_data_dpofua) {
logging(LOG_NORMAL, "[FAILED] DpoFua not set "
"in CDB_USAGE_DATE");
CU_FAIL("DpoFua not set in CDB_USAGE_DATE");
}
} else {
logging(LOG_VERBOSE, "DPOFUA is clear. Verify the "
"DPO/FUA flags are clear in the CDB_USAGE_DATA");
if (usage_data_dpofua) {
logging(LOG_NORMAL, "[FAILED] DpoFua not clear "
"in CDB_USAGE_DATE");
CU_FAIL("DpoFua not clear in CDB_USAGE_DATE");
}
}
scsi_free_scsi_task(rso_task);
}
void
test_modesense6_residuals(void)
{
struct scsi_task *ms_task = NULL;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test of MODESENSE6 Residuals");
logging(LOG_VERBOSE, "MODESENSE6 command should not result in any "
"residuals");
logging(LOG_VERBOSE, "Try a MODESENSE6 command with 4 bytes of "
"transfer length and verify that we don't get residuals.");
MODESENSE6(sd, &ms_task, 0, SCSI_MODESENSE_PC_CURRENT,
SCSI_MODEPAGE_RETURN_ALL_PAGES, 0, 4,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "[SUCCESS] All Pages fetched.");
logging(LOG_VERBOSE, "Verify that we got at most 4 bytes of DATA-IN");
if (ms_task->datain.size > 4) {
logging(LOG_NORMAL, "[FAILED] got more than 4 bytes of "
"DATA-IN.");
} else {
logging(LOG_VERBOSE, "[SUCCESS] <= 4 bytes of DATA-IN "
"received.");
}
CU_ASSERT_TRUE(ms_task->datain.size <= 4);
logging(LOG_VERBOSE, "Verify residual overflow flag not set");
if (ms_task->residual_status == SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target set residual "
"overflow flag");
}
CU_ASSERT_NOT_EQUAL(ms_task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Try a MODESENSE6 command with 255 bytes of "
"transfer length and verify that we get residuals if the target returns less than the requested amount of data.");
scsi_free_scsi_task(ms_task);
MODESENSE6(sd, &ms_task, 0, SCSI_MODESENSE_PC_CURRENT,
SCSI_MODEPAGE_RETURN_ALL_PAGES, 0, 255,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "[SUCCESS] All Pages fetched.");
if (ms_task->datain.size == 255) {
logging(LOG_VERBOSE, "We got all 255 bytes of data back "
"from the target. Verify that underflow is not set.");
if (ms_task->residual_status == SCSI_RESIDUAL_UNDERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target set residual "
"underflow flag");
} else {
logging(LOG_VERBOSE, "[SUCCESS] Residual underflow "
"is not set");
}
CU_ASSERT_NOT_EQUAL(ms_task->residual_status,
SCSI_RESIDUAL_UNDERFLOW);
} else {
logging(LOG_VERBOSE, "We got less than the requested 255 bytes "
"from the target. Verify that underflow is set.");
if (ms_task->residual_status != SCSI_RESIDUAL_UNDERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set "
"residual underflow flag");
} else {
logging(LOG_VERBOSE, "[SUCCESS] Residual underflow "
"is set");
}
CU_ASSERT_EQUAL(ms_task->residual_status,
SCSI_RESIDUAL_UNDERFLOW);
}
scsi_free_scsi_task(ms_task);
}
void
test_verify16_dpo(void)
{
int dpofua, usage_data_dpo;
struct scsi_task *ms_task = NULL;
struct scsi_mode_sense *ms;
struct scsi_task *rso_task = NULL;
struct scsi_report_supported_op_codes_one_command *rsoc;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test VERIFY16 DPO flag");
CHECK_FOR_SBC;
READ10(sd, NULL, 0, block_size, block_size, 0, 0, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Read the DPOFUA flag from mode sense data");
MODESENSE6(sd, &ms_task, 0, SCSI_MODESENSE_PC_CURRENT,
SCSI_MODEPAGE_RETURN_ALL_PAGES, 0, 255,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "[SUCCESS] Mode sense returned status GOOD");
ms = scsi_datain_unmarshall(ms_task);
dpofua = ms && (ms->device_specific_parameter & 0x10);
scsi_free_scsi_task(ms_task);
if (dpofua) {
logging(LOG_VERBOSE, "DPOFUA flag is set. Device should allow "
"DPO/FUA flags in CDBs");
} else {
logging(LOG_VERBOSE, "DPOFUA flag is clear. Device should fail "
"CDBs with DPO/FUA set");
}
logging(LOG_VERBOSE, "Test VERIFY16 with DPO==1");
if (dpofua) {
VERIFY16(sd, 0, block_size, block_size, 0, 1, 0, scratch,
EXPECT_STATUS_GOOD);
} else {
VERIFY16(sd, 0, block_size, block_size, 0, 1, 0, scratch,
EXPECT_INVALID_FIELD_IN_CDB);
}
logging(LOG_VERBOSE, "Try fetching REPORT_SUPPORTED_OPCODES "
"for VERIFY16");
REPORT_SUPPORTED_OPCODES(sd, &rso_task,
0, SCSI_REPORT_SUPPORTING_OPCODE,
SCSI_OPCODE_VERIFY16,
0,
65535,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Unmarshall the DATA-IN buffer");
rsoc = scsi_datain_unmarshall(rso_task);
CU_ASSERT_PTR_NOT_NULL_FATAL(rsoc);
usage_data_dpo = rsoc ? rsoc->cdb_usage_data[1] & 0x10 : -1;
if (dpofua) {
logging(LOG_VERBOSE, "DPOFUA is set. Verify the DPO flag "
"is set in the CDB_USAGE_DATA");
CU_ASSERT_EQUAL(usage_data_dpo, 0x10);
} else {
logging(LOG_VERBOSE, "DPOFUA is clear. Verify the DPO "
"flag is clear in the CDB_USAGE_DATA");
CU_ASSERT_EQUAL(usage_data_dpo, 0x00);
}
scsi_free_scsi_task(rso_task);
}
