diff options
Diffstat (limited to 'arch/powerpc/include/asm/opal.h')
| -rw-r--r-- | arch/powerpc/include/asm/opal.h | 140 |
1 files changed, 119 insertions, 21 deletions
diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index cbb9305ab15a..029fe85722aa 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -117,7 +117,13 @@ extern int opal_enter_rtas(struct rtas_args *args, #define OPAL_SET_SLOT_LED_STATUS 55 #define OPAL_GET_EPOW_STATUS 56 #define OPAL_SET_SYSTEM_ATTENTION_LED 57 +#define OPAL_RESERVED1 58 +#define OPAL_RESERVED2 59 +#define OPAL_PCI_NEXT_ERROR 60 +#define OPAL_PCI_EEH_FREEZE_STATUS2 61 +#define OPAL_PCI_POLL 62 #define OPAL_PCI_MSI_EOI 63 +#define OPAL_PCI_GET_PHB_DIAG_DATA2 64 #ifndef __ASSEMBLY__ @@ -125,6 +131,7 @@ extern int opal_enter_rtas(struct rtas_args *args, enum OpalVendorApiTokens { OPAL_START_VENDOR_API_RANGE = 1000, OPAL_END_VENDOR_API_RANGE = 1999 }; + enum OpalFreezeState { OPAL_EEH_STOPPED_NOT_FROZEN = 0, OPAL_EEH_STOPPED_MMIO_FREEZE = 1, @@ -134,55 +141,69 @@ enum OpalFreezeState { OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5, OPAL_EEH_STOPPED_PERM_UNAVAIL = 6 }; + enum OpalEehFreezeActionToken { OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1, OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2, OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3 }; + enum OpalPciStatusToken { - OPAL_EEH_PHB_NO_ERROR = 0, - OPAL_EEH_PHB_FATAL = 1, - OPAL_EEH_PHB_RECOVERABLE = 2, - OPAL_EEH_PHB_BUS_ERROR = 3, - OPAL_EEH_PCI_NO_DEVSEL = 4, - OPAL_EEH_PCI_TA = 5, - OPAL_EEH_PCIEX_UR = 6, - OPAL_EEH_PCIEX_CA = 7, - OPAL_EEH_PCI_MMIO_ERROR = 8, - OPAL_EEH_PCI_DMA_ERROR = 9 + OPAL_EEH_NO_ERROR = 0, + OPAL_EEH_IOC_ERROR = 1, + OPAL_EEH_PHB_ERROR = 2, + OPAL_EEH_PE_ERROR = 3, + OPAL_EEH_PE_MMIO_ERROR = 4, + OPAL_EEH_PE_DMA_ERROR = 5 }; + +enum OpalPciErrorSeverity { + OPAL_EEH_SEV_NO_ERROR = 0, + OPAL_EEH_SEV_IOC_DEAD = 1, + OPAL_EEH_SEV_PHB_DEAD = 2, + OPAL_EEH_SEV_PHB_FENCED = 3, + OPAL_EEH_SEV_PE_ER = 4, + OPAL_EEH_SEV_INF = 5 +}; + enum OpalShpcAction { OPAL_SHPC_GET_LINK_STATE = 0, OPAL_SHPC_GET_SLOT_STATE = 1 }; + enum OpalShpcLinkState { OPAL_SHPC_LINK_DOWN = 0, OPAL_SHPC_LINK_UP = 1 }; + enum OpalMmioWindowType { OPAL_M32_WINDOW_TYPE = 1, OPAL_M64_WINDOW_TYPE = 2, OPAL_IO_WINDOW_TYPE = 3 }; + enum OpalShpcSlotState { OPAL_SHPC_DEV_NOT_PRESENT = 0, OPAL_SHPC_DEV_PRESENT = 1 }; + enum OpalExceptionHandler { OPAL_MACHINE_CHECK_HANDLER = 1, OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2, OPAL_SOFTPATCH_HANDLER = 3 }; + enum OpalPendingState { - OPAL_EVENT_OPAL_INTERNAL = 0x1, - OPAL_EVENT_NVRAM = 0x2, - OPAL_EVENT_RTC = 0x4, - OPAL_EVENT_CONSOLE_OUTPUT = 0x8, - OPAL_EVENT_CONSOLE_INPUT = 0x10, - OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, - OPAL_EVENT_ERROR_LOG = 0x40, - OPAL_EVENT_EPOW = 0x80, - OPAL_EVENT_LED_STATUS = 0x100 + OPAL_EVENT_OPAL_INTERNAL = 0x1, + OPAL_EVENT_NVRAM = 0x2, + OPAL_EVENT_RTC = 0x4, + OPAL_EVENT_CONSOLE_OUTPUT = 0x8, + OPAL_EVENT_CONSOLE_INPUT = 0x10, + OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, + OPAL_EVENT_ERROR_LOG = 0x40, + OPAL_EVENT_EPOW = 0x80, + OPAL_EVENT_LED_STATUS = 0x100, + OPAL_EVENT_PCI_ERROR = 0x200 }; /* Machine check related definitions */ @@ -364,15 +385,80 @@ struct opal_machine_check_event { } u; }; +enum { + OPAL_P7IOC_DIAG_TYPE_NONE = 0, + OPAL_P7IOC_DIAG_TYPE_RGC = 1, + OPAL_P7IOC_DIAG_TYPE_BI = 2, + OPAL_P7IOC_DIAG_TYPE_CI = 3, + OPAL_P7IOC_DIAG_TYPE_MISC = 4, + OPAL_P7IOC_DIAG_TYPE_I2C = 5, + OPAL_P7IOC_DIAG_TYPE_LAST = 6 +}; + +struct OpalIoP7IOCErrorData { + uint16_t type; + + /* GEM */ + uint64_t gemXfir; + uint64_t gemRfir; + uint64_t gemRirqfir; + uint64_t gemMask; + uint64_t gemRwof; + + /* LEM */ + uint64_t lemFir; + uint64_t lemErrMask; + uint64_t lemAction0; + uint64_t lemAction1; + uint64_t lemWof; + + union { + struct OpalIoP7IOCRgcErrorData { + uint64_t rgcStatus; /* 3E1C10 */ + uint64_t rgcLdcp; /* 3E1C18 */ + }rgc; + struct OpalIoP7IOCBiErrorData { + uint64_t biLdcp0; /* 3C0100, 3C0118 */ + uint64_t biLdcp1; /* 3C0108, 3C0120 */ + uint64_t biLdcp2; /* 3C0110, 3C0128 */ + uint64_t biFenceStatus; /* 3C0130, 3C0130 */ + + uint8_t biDownbound; /* BI Downbound or Upbound */ + }bi; + struct OpalIoP7IOCCiErrorData { + uint64_t ciPortStatus; /* 3Dn008 */ + uint64_t ciPortLdcp; /* 3Dn010 */ + + uint8_t ciPort; /* Index of CI port: 0/1 */ + }ci; + }; +}; + /** * This structure defines the overlay which will be used to store PHB error * data upon request. */ enum { + OPAL_PHB_ERROR_DATA_VERSION_1 = 1, +}; + +enum { + OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1, +}; + +enum { OPAL_P7IOC_NUM_PEST_REGS = 128, }; +struct OpalIoPhbErrorCommon { + uint32_t version; + uint32_t ioType; + uint32_t len; +}; + struct OpalIoP7IOCPhbErrorData { + struct OpalIoPhbErrorCommon common; + uint32_t brdgCtl; // P7IOC utl regs @@ -530,14 +616,21 @@ int64_t opal_pci_map_pe_dma_window_real(uint64_t phb_id, uint16_t pe_number, uint64_t pci_mem_size); int64_t opal_pci_reset(uint64_t phb_id, uint8_t reset_scope, uint8_t assert_state); -int64_t opal_pci_get_hub_diag_data(uint64_t hub_id, void *diag_buffer, uint64_t diag_buffer_len); -int64_t opal_pci_get_phb_diag_data(uint64_t phb_id, void *diag_buffer, uint64_t diag_buffer_len); +int64_t opal_pci_get_hub_diag_data(uint64_t hub_id, void *diag_buffer, + uint64_t diag_buffer_len); +int64_t opal_pci_get_phb_diag_data(uint64_t phb_id, void *diag_buffer, + uint64_t diag_buffer_len); +int64_t opal_pci_get_phb_diag_data2(uint64_t phb_id, void *diag_buffer, + uint64_t diag_buffer_len); int64_t opal_pci_fence_phb(uint64_t phb_id); int64_t opal_pci_reinit(uint64_t phb_id, uint8_t reinit_scope); int64_t opal_pci_mask_pe_error(uint64_t phb_id, uint16_t pe_number, uint8_t error_type, uint8_t mask_action); int64_t opal_set_slot_led_status(uint64_t phb_id, uint64_t slot_id, uint8_t led_type, uint8_t led_action); int64_t opal_get_epow_status(uint64_t *status); int64_t opal_set_system_attention_led(uint8_t led_action); +int64_t opal_pci_next_error(uint64_t phb_id, uint64_t *first_frozen_pe, + uint16_t *pci_error_type, uint16_t *severity); +int64_t opal_pci_poll(uint64_t phb_id); /* Internal functions */ extern int early_init_dt_scan_opal(unsigned long node, const char *uname, int depth, void *data); @@ -551,6 +644,11 @@ extern void hvc_opal_init_early(void); extern int early_init_dt_scan_opal(unsigned long node, const char *uname, int depth, void *data); +extern int opal_notifier_register(struct notifier_block *nb); +extern void opal_notifier_enable(void); +extern void opal_notifier_disable(void); +extern void opal_notifier_update_evt(uint64_t evt_mask, uint64_t evt_val); + extern int opal_get_chars(uint32_t vtermno, char *buf, int count); extern int opal_put_chars(uint32_t vtermno, const char *buf, int total_len); |