diff --git a/nvme-print.c b/nvme-print.c index 0c00b80c60..b1134c3089 100644 --- a/nvme-print.c +++ b/nvme-print.c @@ -369,6 +369,23 @@ const char *nvme_register_unit_to_string(__u8 unit) return "Reserved"; } +bool nvme_is_fabrics_reg(int offset) +{ + 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; @@ -378,6 +395,25 @@ 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) { nvme_print(ctrl_registers, flags, bar, fabrics); @@ -777,20 +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) @@ -980,6 +1063,72 @@ const char *nvme_pel_rci_rcpit_to_string(enum nvme_pel_rci_rcpit rcpit) 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) { nvme_print(show_feature, NORMAL, fid, sel, result); diff --git a/nvme-print.h b/nvme-print.h index c0be86c4e8..cf984e3548 100644 --- a/nvme-print.h +++ b/nvme-print.h @@ -26,6 +26,7 @@ struct print_ops { void (*phy_rx_eom_log)(struct nvme_phy_rx_eom_log *log, __u16 controller); void (*ctrl_list)(struct nvme_ctrl_list *ctrl_list); void (*ctrl_registers)(void *bar, bool fabrics); + void (*ctrl_register)(int offset, uint64_t value); void (*directive)(__u8 type, __u8 oper, __u16 spec, __u32 nsid, __u32 result, void *buf, __u32 len); void (*discovery_log)(struct nvmf_discovery_log *log, int numrec); void (*effects_log_list)(struct list_head *list); @@ -205,6 +206,7 @@ void nvme_show_media_unit_stat_log(struct nvme_media_unit_stat_log *mus, void nvme_show_supported_cap_config_log(struct nvme_supported_cap_config_list_log *caplog, enum nvme_print_flags flags); void nvme_show_ctrl_registers(void *bar, bool fabrics, enum nvme_print_flags flags); +void nvme_show_ctrl_register(void *bar, bool fabrics, int offset, enum nvme_print_flags flags); void nvme_show_single_property(int offset, uint64_t prop, enum nvme_print_flags flags); void nvme_show_id_ns_descs(void *data, unsigned nsid, enum nvme_print_flags flags); void nvme_show_lba_status(struct nvme_lba_status *list, unsigned long len, @@ -294,6 +296,7 @@ const char *nvme_register_pmr_hsts_to_string(__u8 hsts); const char *nvme_register_unit_to_string(__u8 unit); const char *nvme_register_szu_to_string(__u8 szu); const char *nvme_register_to_string(int reg); +const char *nvme_register_symbol_to_string(int offset); const char *nvme_resv_notif_to_string(__u8 type); const char *nvme_select_to_string(int sel); const char *nvme_sstat_status_to_string(__u16 status); @@ -311,6 +314,7 @@ void nvme_show_perror(const char *msg); void nvme_show_error_status(int status, const char *msg, ...); void nvme_show_init(void); void nvme_show_finish(void); +bool nvme_is_fabrics_reg(int offset); bool nvme_registers_cmbloc_support(__u32 cmbsz); bool nvme_registers_pmrctl_ready(__u32 pmrctl); #endif /* NVME_PRINT_H */