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-rw-r--r--nvme-print.c371
1 files changed, 285 insertions, 86 deletions
diff --git a/nvme-print.c b/nvme-print.c
index 1086aad..c3993f1 100644
--- a/nvme-print.c
+++ b/nvme-print.c
@@ -351,15 +351,67 @@ const char *nvme_register_pmr_hsts_to_string(__u8 hsts)
}
}
-const char *nvme_register_pmr_pmrszu_to_string(__u8 pmrszu)
+const char *nvme_register_unit_to_string(__u8 unit)
+{
+ switch (unit) {
+ case NVME_UNIT_B:
+ return "Bytes";
+ case NVME_UNIT_1K:
+ return "One KB";
+ case NVME_UNIT_1M:
+ return "One MB";
+ case NVME_UNIT_1G:
+ return "One GB";
+ default:
+ break;
+ }
+
+ return "Reserved";
+}
+
+bool nvme_is_fabrics_reg(int offset)
{
- switch (pmrszu) {
- case 0: return "Bytes";
- case 1: return "One KB";
- case 2: return "One MB";
- case 3: return "One GB";
- default: return "Reserved";
+ switch (offset) {
+ case NVME_REG_CAP:
+ case NVME_REG_VS:
+ case NVME_REG_CC:
+ case NVME_REG_CSTS:
+ case NVME_REG_NSSR:
+ case NVME_REG_CRTO:
+ return true;
+ default:
+ break;
+ }
+
+ return false;
+}
+
+bool nvme_registers_cmbloc_support(__u32 cmbsz)
+{
+ return !!cmbsz;
+}
+
+bool nvme_registers_pmrctl_ready(__u32 pmrctl)
+{
+ return NVME_PMRCTL_EN(pmrctl);
+}
+
+void nvme_show_ctrl_register(void *bar, bool fabrics, int offset, enum nvme_print_flags flags)
+{
+ uint64_t value;
+
+ if (fabrics && !nvme_is_fabrics_reg(offset)) {
+ printf("register: %#04x (%s) not fabrics\n", offset,
+ nvme_register_to_string(offset));
+ return;
}
+
+ if (nvme_is_64bit_reg(offset))
+ value = mmio_read64(bar + offset);
+ else
+ value = mmio_read32(bar + offset);
+
+ nvme_print(ctrl_register, flags, offset, value);
}
void nvme_show_ctrl_registers(void *bar, bool fabrics, enum nvme_print_flags flags)
@@ -761,20 +813,67 @@ const char *nvme_feature_to_string(enum nvme_features_id feature)
const char *nvme_register_to_string(int reg)
{
switch (reg) {
- case NVME_REG_CAP: return "Controller Capabilities";
- case NVME_REG_VS: return "Version";
- case NVME_REG_INTMS: return "Interrupt Vector Mask Set";
- case NVME_REG_INTMC: return "Interrupt Vector Mask Clear";
- case NVME_REG_CC: return "Controller Configuration";
- case NVME_REG_CSTS: return "Controller Status";
- case NVME_REG_NSSR: return "NVM Subsystem Reset";
- case NVME_REG_AQA: return "Admin Queue Attributes";
- case NVME_REG_ASQ: return "Admin Submission Queue Base Address";
- case NVME_REG_ACQ: return "Admin Completion Queue Base Address";
- case NVME_REG_CMBLOC: return "Controller Memory Buffer Location";
- case NVME_REG_CMBSZ: return "Controller Memory Buffer Size";
- default: return "Unknown";
+ case NVME_REG_CAP:
+ return "Controller Capabilities";
+ case NVME_REG_VS:
+ return "Version";
+ case NVME_REG_INTMS:
+ return "Interrupt Vector Mask Set";
+ case NVME_REG_INTMC:
+ return "Interrupt Vector Mask Clear";
+ case NVME_REG_CC:
+ return "Controller Configuration";
+ case NVME_REG_CSTS:
+ return "Controller Status";
+ case NVME_REG_NSSR:
+ return "NVM Subsystem Reset";
+ case NVME_REG_AQA:
+ return "Admin Queue Attributes";
+ case NVME_REG_ASQ:
+ return "Admin Submission Queue Base Address";
+ case NVME_REG_ACQ:
+ return "Admin Completion Queue Base Address";
+ case NVME_REG_CMBLOC:
+ return "Controller Memory Buffer Location";
+ case NVME_REG_CMBSZ:
+ return "Controller Memory Buffer Size";
+ case NVME_REG_BPINFO:
+ return "Boot Partition Information";
+ case NVME_REG_BPRSEL:
+ return "Boot Partition Read Select";
+ case NVME_REG_BPMBL:
+ return "Boot Partition Memory Buffer Location";
+ case NVME_REG_CMBMSC:
+ return "Controller Memory Buffer Memory Space Control";
+ case NVME_REG_CMBSTS:
+ return "Controller Memory Buffer Status";
+ case NVME_REG_CMBEBS:
+ return "Controller Memory Buffer Elasticity Buffer Size";
+ case NVME_REG_CMBSWTP:
+ return "Controller Memory Buffer Sustained Write Throughput";
+ case NVME_REG_NSSD:
+ return "NVM Subsystem Shutdown";
+ case NVME_REG_CRTO:
+ return "Controller Ready Timeouts";
+ case NVME_REG_PMRCAP:
+ return "Persistent Memory Region Capabilities";
+ case NVME_REG_PMRCTL:
+ return "Persistent Memory Region Control";
+ case NVME_REG_PMRSTS:
+ return "Persistent Memory Region Status";
+ case NVME_REG_PMREBS:
+ return "Persistent Memory Region Elasticity Buffer Size";
+ case NVME_REG_PMRSWTP:
+ return "Persistent Memory Region Sustained Write Throughput";
+ case NVME_REG_PMRMSCL:
+ return "Persistent Memory Region Memory Space Control Lower";
+ case NVME_REG_PMRMSCU:
+ return "Persistent Memory Region Memory Space Control Upper";
+ default:
+ break;
}
+
+ return "Unknown";
}
const char *nvme_select_to_string(int sel)
@@ -890,64 +989,161 @@ void nvme_show_lba_status_info(__u32 result)
nvme_print(lba_status_info, NORMAL, result);
}
-const char *nvme_host_metadata_type_to_string(enum nvme_features_id fid,
- __u8 type)
-{
- switch (fid) {
- case NVME_FEAT_FID_ENH_CTRL_METADATA:
- case NVME_FEAT_FID_CTRL_METADATA:
- switch (type) {
- case NVME_CTRL_METADATA_OS_CTRL_NAME:
- return "Operating System Controller Name";
- case NVME_CTRL_METADATA_OS_DRIVER_NAME:
- return "Operating System Driver Name";
- case NVME_CTRL_METADATA_OS_DRIVER_VER:
- return "Operating System Driver Version";
- case NVME_CTRL_METADATA_PRE_BOOT_CTRL_NAME:
- return "Pre-boot Controller Name";
- case NVME_CTRL_METADATA_PRE_BOOT_DRIVER_NAME:
- return "Pre-boot Driver Name";
- case NVME_CTRL_METADATA_PRE_BOOT_DRIVER_VER:
- return "Pre-boot Driver Version";
- case NVME_CTRL_METADATA_SYS_PROC_MODEL:
- return "System Processor Model";
- case NVME_CTRL_METADATA_CHIPSET_DRV_NAME:
- return "Chipset Driver Name";
- case NVME_CTRL_METADATA_CHIPSET_DRV_VERSION:
- return "Chipset Driver Version";
- case NVME_CTRL_METADATA_OS_NAME_AND_BUILD:
- return "Operating System Name and Build";
- case NVME_CTRL_METADATA_SYS_PROD_NAME:
- return "System Product Name";
- case NVME_CTRL_METADATA_FIRMWARE_VERSION:
- return "Firmware Version";
- case NVME_CTRL_METADATA_OS_DRIVER_FILENAME:
- return "Operating System Driver Filename";
- case NVME_CTRL_METADATA_DISPLAY_DRV_NAME:
- return "Display Driver Name";
- case NVME_CTRL_METADATA_DISPLAY_DRV_VERSION:
- return "Display Driver Version";
- case NVME_CTRL_METADATA_HOST_DET_FAIL_REC:
- return "Host-Determined Failure Record";
- default:
- return "Unknown Controller Type";
- }
- case NVME_FEAT_FID_NS_METADATA:
- switch (type) {
- case NVME_NS_METADATA_OS_NS_NAME:
- return "Operating System Namespace Name";
- case NVME_NS_METADATA_PRE_BOOT_NS_NAME:
- return "Pre-boot Namespace Name";
- case NVME_NS_METADATA_OS_NS_QUAL_1:
- return "Operating System Namespace Name Qualifier 1";
- case NVME_NS_METADATA_OS_NS_QUAL_2:
- return "Operating System Namespace Name Qualifier 2";
- default:
- return "Unknown Namespace Type";
- }
- default:
- return "Unknown Feature";
- }
+const char *nvme_host_metadata_type_to_string(enum nvme_features_id fid, __u8 type)
+{
+ switch (fid) {
+ case NVME_FEAT_FID_ENH_CTRL_METADATA:
+ case NVME_FEAT_FID_CTRL_METADATA:
+ switch (type) {
+ case NVME_CTRL_METADATA_OS_CTRL_NAME:
+ return "Operating System Controller Name";
+ case NVME_CTRL_METADATA_OS_DRIVER_NAME:
+ return "Operating System Driver Name";
+ case NVME_CTRL_METADATA_OS_DRIVER_VER:
+ return "Operating System Driver Version";
+ case NVME_CTRL_METADATA_PRE_BOOT_CTRL_NAME:
+ return "Pre-boot Controller Name";
+ case NVME_CTRL_METADATA_PRE_BOOT_DRIVER_NAME:
+ return "Pre-boot Driver Name";
+ case NVME_CTRL_METADATA_PRE_BOOT_DRIVER_VER:
+ return "Pre-boot Driver Version";
+ case NVME_CTRL_METADATA_SYS_PROC_MODEL:
+ return "System Processor Model";
+ case NVME_CTRL_METADATA_CHIPSET_DRV_NAME:
+ return "Chipset Driver Name";
+ case NVME_CTRL_METADATA_CHIPSET_DRV_VERSION:
+ return "Chipset Driver Version";
+ case NVME_CTRL_METADATA_OS_NAME_AND_BUILD:
+ return "Operating System Name and Build";
+ case NVME_CTRL_METADATA_SYS_PROD_NAME:
+ return "System Product Name";
+ case NVME_CTRL_METADATA_FIRMWARE_VERSION:
+ return "Firmware Version";
+ case NVME_CTRL_METADATA_OS_DRIVER_FILENAME:
+ return "Operating System Driver Filename";
+ case NVME_CTRL_METADATA_DISPLAY_DRV_NAME:
+ return "Display Driver Name";
+ case NVME_CTRL_METADATA_DISPLAY_DRV_VERSION:
+ return "Display Driver Version";
+ case NVME_CTRL_METADATA_HOST_DET_FAIL_REC:
+ return "Host-Determined Failure Record";
+ default:
+ return "Unknown Controller Type";
+ }
+ case NVME_FEAT_FID_NS_METADATA:
+ switch (type) {
+ case NVME_NS_METADATA_OS_NS_NAME:
+ return "Operating System Namespace Name";
+ case NVME_NS_METADATA_PRE_BOOT_NS_NAME:
+ return "Pre-boot Namespace Name";
+ case NVME_NS_METADATA_OS_NS_QUAL_1:
+ return "Operating System Namespace Name Qualifier 1";
+ case NVME_NS_METADATA_OS_NS_QUAL_2:
+ return "Operating System Namespace Name Qualifier 2";
+ default:
+ return "Unknown Namespace Type";
+ }
+ default:
+ return "Unknown Feature";
+ }
+}
+
+const char *nvme_pel_rci_rcpit_to_string(enum nvme_pel_rci_rcpit rcpit)
+{
+ switch (rcpit) {
+ case NVME_PEL_RCI_RCPIT_NOT_EXIST:
+ return "Does not already exist";
+ case NVME_PEL_RCI_RCPIT_EST_PORT:
+ return "NVM subsystem port";
+ case NVME_PEL_RCI_RCPIT_EST_ME:
+ return "NVMe-MI port";
+ default:
+ break;
+ }
+ return "Reserved";
+}
+
+const char *nvme_pel_ehai_pit_to_string(enum nvme_pel_ehai_pit pit)
+{
+ switch (pit) {
+ case NVME_PEL_EHAI_PIT_NOT_REPORTED:
+ return "PIT not reported and PELPID does not apply";
+ case NVME_PEL_EHAI_PIT_NSS_PORT:
+ return "NVM subsystem port";
+ case NVME_PEL_EHAI_PIT_NMI_PORT:
+ return "NVMe-MI port";
+ case NVME_PEL_EHAI_PIT_NOT_ASSOCIATED:
+ return "Event not associated with any port and PELPID does not apply";
+ default:
+ break;
+ }
+ return "Reserved";
+}
+
+const char *nvme_register_symbol_to_string(int offset)
+{
+ switch (offset) {
+ case NVME_REG_CAP:
+ return "cap";
+ case NVME_REG_VS:
+ return "version";
+ case NVME_REG_INTMS:
+ return "intms";
+ case NVME_REG_INTMC:
+ return "intmc";
+ case NVME_REG_CC:
+ return "cc";
+ case NVME_REG_CSTS:
+ return "csts";
+ case NVME_REG_NSSR:
+ return "nssr";
+ case NVME_REG_AQA:
+ return "aqa";
+ case NVME_REG_ASQ:
+ return "asq";
+ case NVME_REG_ACQ:
+ return "acq";
+ case NVME_REG_CMBLOC:
+ return "cmbloc";
+ case NVME_REG_CMBSZ:
+ return "cmbsz";
+ case NVME_REG_BPINFO:
+ return "bpinfo";
+ case NVME_REG_BPRSEL:
+ return "bprsel";
+ case NVME_REG_BPMBL:
+ return "bpmbl";
+ case NVME_REG_CMBMSC:
+ return "cmbmsc";
+ case NVME_REG_CMBSTS:
+ return "cmbsts";
+ case NVME_REG_CMBEBS:
+ return "cmbebs";
+ case NVME_REG_CMBSWTP:
+ return "cmbswtp";
+ case NVME_REG_NSSD:
+ return "nssd";
+ case NVME_REG_CRTO:
+ return "crto";
+ case NVME_REG_PMRCAP:
+ return "pmrcap";
+ case NVME_REG_PMRCTL:
+ return "pmrctl";
+ case NVME_REG_PMRSTS:
+ return "pmrsts";
+ case NVME_REG_PMREBS:
+ return "pmrebs";
+ case NVME_REG_PMRSWTP:
+ return "pmrswtp";
+ case NVME_REG_PMRMSCL:
+ return "pmrmscl";
+ case NVME_REG_PMRMSCU:
+ return "pmrmscu";
+ default:
+ break;
+ }
+
+ return "unknown";
}
void nvme_feature_show(enum nvme_features_id fid, int sel, unsigned int result)
@@ -970,14 +1166,13 @@ void nvme_dev_full_path(nvme_ns_t n, char *path, size_t len)
{
struct stat st;
- snprintf(path, len, "/dev/%s", nvme_ns_get_name(n));
- if (stat(path, &st) == 0)
+ snprintf(path, len, "%s", nvme_ns_get_name(n));
+ if (strncmp(path, "/dev/spdk/", 10) == 0 && stat(path, &st) == 0)
return;
- snprintf(path, len, "/dev/spdk/%s", nvme_ns_get_name(n));
+ snprintf(path, len, "/dev/%s", nvme_ns_get_name(n));
if (stat(path, &st) == 0)
return;
-
/*
* We could start trying to search for it but let's make
* it simple and just don't show the path at all.
@@ -991,15 +1186,19 @@ void nvme_generic_full_path(nvme_ns_t n, char *path, size_t len)
int instance;
struct stat st;
+ /*
+ * There is no block devices for SPDK, point generic path to existing
+ * chardevice.
+ */
+ snprintf(path, len, "%s", nvme_ns_get_name(n));
+ if (strncmp(path, "/dev/spdk/", 10) == 0 && stat(path, &st) == 0)
+ return;
+
sscanf(nvme_ns_get_name(n), "nvme%dn%d", &instance, &head_instance);
snprintf(path, len, "/dev/ng%dn%d", instance, head_instance);
if (stat(path, &st) == 0)
return;
-
- snprintf(path, len, "/dev/spdk/ng%dn%d", instance, head_instance);
- if (stat(path, &st) == 0)
- return;
/*
* We could start trying to search for it but let's make
* it simple and just don't show the path at all.