From baa51277cf5dc844089ea2f6e0f78b1c5ca665d8 Mon Sep 17 00:00:00 2001 From: Dan Williams Date: Tue, 5 Apr 2016 17:40:52 -0700 Subject: libnvdimm, test: add mock SMART data payload Provide simulated SMART data to enable the ndctl implementation of SMART data retrieval and parsing. The payload is defined here, "Section 4.1 SMART and Health Info (Function Index 1)": http://pmem.io/documents/NVDIMM_DSM_Interface_Example.pdf Signed-off-by: Dan Williams --- tools/testing/nvdimm/test/nfit.c | 44 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) (limited to 'tools/testing/nvdimm') diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c index 3187322eeed7..d1c98d4386d4 100644 --- a/tools/testing/nvdimm/test/nfit.c +++ b/tools/testing/nvdimm/test/nfit.c @@ -330,6 +330,42 @@ static int nfit_test_cmd_clear_error(struct nd_cmd_clear_error *clear_err, return 0; } +static int nfit_test_cmd_smart(struct nd_cmd_smart *smart, unsigned int buf_len) +{ + static const struct nd_smart_payload smart_data = { + .flags = ND_SMART_HEALTH_VALID | ND_SMART_TEMP_VALID + | ND_SMART_SPARES_VALID | ND_SMART_ALARM_VALID + | ND_SMART_USED_VALID | ND_SMART_SHUTDOWN_VALID, + .health = ND_SMART_NON_CRITICAL_HEALTH, + .temperature = 23 * 16, + .spares = 75, + .alarm_flags = ND_SMART_SPARE_TRIP | ND_SMART_TEMP_TRIP, + .life_used = 5, + .shutdown_state = 0, + .vendor_size = 0, + }; + + if (buf_len < sizeof(*smart)) + return -EINVAL; + memcpy(smart->data, &smart_data, sizeof(smart_data)); + return 0; +} + +static int nfit_test_cmd_smart_threshold(struct nd_cmd_smart_threshold *smart_t, + unsigned int buf_len) +{ + static const struct nd_smart_threshold_payload smart_t_data = { + .alarm_control = ND_SMART_SPARE_TRIP | ND_SMART_TEMP_TRIP, + .temperature = 40 * 16, + .spares = 5, + }; + + if (buf_len < sizeof(*smart_t)) + return -EINVAL; + memcpy(smart_t->data, &smart_t_data, sizeof(smart_t_data)); + return 0; +} + static int nfit_test_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm, unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc) @@ -368,6 +404,12 @@ static int nfit_test_ctl(struct nvdimm_bus_descriptor *nd_desc, rc = nfit_test_cmd_set_config_data(buf, buf_len, t->label[i]); break; + case ND_CMD_SMART: + rc = nfit_test_cmd_smart(buf, buf_len); + break; + case ND_CMD_SMART_THRESHOLD: + rc = nfit_test_cmd_smart_threshold(buf, buf_len); + break; default: return -ENOTTY; } @@ -1254,10 +1296,12 @@ static void nfit_test0_setup(struct nfit_test *t) set_bit(ND_CMD_GET_CONFIG_SIZE, &acpi_desc->dimm_dsm_force_en); set_bit(ND_CMD_GET_CONFIG_DATA, &acpi_desc->dimm_dsm_force_en); set_bit(ND_CMD_SET_CONFIG_DATA, &acpi_desc->dimm_dsm_force_en); + set_bit(ND_CMD_SMART, &acpi_desc->dimm_dsm_force_en); set_bit(ND_CMD_ARS_CAP, &acpi_desc->bus_dsm_force_en); set_bit(ND_CMD_ARS_START, &acpi_desc->bus_dsm_force_en); set_bit(ND_CMD_ARS_STATUS, &acpi_desc->bus_dsm_force_en); set_bit(ND_CMD_CLEAR_ERROR, &acpi_desc->bus_dsm_force_en); + set_bit(ND_CMD_SMART_THRESHOLD, &acpi_desc->dimm_dsm_force_en); } static void nfit_test1_setup(struct nfit_test *t) -- cgit v1.2.3-59-g8ed1b