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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* OPAL API definitions.
*
* Copyright 2011-2015 IBM Corp.
*/
#ifndef __OPAL_API_H
#define __OPAL_API_H
/****** OPAL APIs ******/
/* Return codes */
#define OPAL_SUCCESS 0
#define OPAL_PARAMETER -1
#define OPAL_BUSY -2
#define OPAL_PARTIAL -3
#define OPAL_CONSTRAINED -4
#define OPAL_CLOSED -5
#define OPAL_HARDWARE -6
#define OPAL_UNSUPPORTED -7
#define OPAL_PERMISSION -8
#define OPAL_NO_MEM -9
#define OPAL_RESOURCE -10
#define OPAL_INTERNAL_ERROR -11
#define OPAL_BUSY_EVENT -12
#define OPAL_HARDWARE_FROZEN -13
#define OPAL_WRONG_STATE -14
#define OPAL_ASYNC_COMPLETION -15
#define OPAL_EMPTY -16
#define OPAL_I2C_TIMEOUT -17
#define OPAL_I2C_INVALID_CMD -18
#define OPAL_I2C_LBUS_PARITY -19
#define OPAL_I2C_BKEND_OVERRUN -20
#define OPAL_I2C_BKEND_ACCESS -21
#define OPAL_I2C_ARBT_LOST -22
#define OPAL_I2C_NACK_RCVD -23
#define OPAL_I2C_STOP_ERR -24
#define OPAL_XIVE_PROVISIONING -31
#define OPAL_XIVE_FREE_ACTIVE -32
#define OPAL_TIMEOUT -33
/* API Tokens (in r0) */
#define OPAL_INVALID_CALL -1
#define OPAL_TEST 0
#define OPAL_CONSOLE_WRITE 1
#define OPAL_CONSOLE_READ 2
#define OPAL_RTC_READ 3
#define OPAL_RTC_WRITE 4
#define OPAL_CEC_POWER_DOWN 5
#define OPAL_CEC_REBOOT 6
#define OPAL_READ_NVRAM 7
#define OPAL_WRITE_NVRAM 8
#define OPAL_HANDLE_INTERRUPT 9
#define OPAL_POLL_EVENTS 10
#define OPAL_PCI_SET_HUB_TCE_MEMORY 11
#define OPAL_PCI_SET_PHB_TCE_MEMORY 12
#define OPAL_PCI_CONFIG_READ_BYTE 13
#define OPAL_PCI_CONFIG_READ_HALF_WORD 14
#define OPAL_PCI_CONFIG_READ_WORD 15
#define OPAL_PCI_CONFIG_WRITE_BYTE 16
#define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17
#define OPAL_PCI_CONFIG_WRITE_WORD 18
#define OPAL_SET_XIVE 19
#define OPAL_GET_XIVE 20
#define OPAL_GET_COMPLETION_TOKEN_STATUS 21 /* obsolete */
#define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER 22
#define OPAL_PCI_EEH_FREEZE_STATUS 23
#define OPAL_PCI_SHPC 24
#define OPAL_CONSOLE_WRITE_BUFFER_SPACE 25
#define OPAL_PCI_EEH_FREEZE_CLEAR 26
#define OPAL_PCI_PHB_MMIO_ENABLE 27
#define OPAL_PCI_SET_PHB_MEM_WINDOW 28
#define OPAL_PCI_MAP_PE_MMIO_WINDOW 29
#define OPAL_PCI_SET_PHB_TABLE_MEMORY 30
#define OPAL_PCI_SET_PE 31
#define OPAL_PCI_SET_PELTV 32
#define OPAL_PCI_SET_MVE 33
#define OPAL_PCI_SET_MVE_ENABLE 34
#define OPAL_PCI_GET_XIVE_REISSUE 35
#define OPAL_PCI_SET_XIVE_REISSUE 36
#define OPAL_PCI_SET_XIVE_PE 37
#define OPAL_GET_XIVE_SOURCE 38
#define OPAL_GET_MSI_32 39
#define OPAL_GET_MSI_64 40
#define OPAL_START_CPU 41
#define OPAL_QUERY_CPU_STATUS 42
#define OPAL_WRITE_OPPANEL 43 /* unimplemented */
#define OPAL_PCI_MAP_PE_DMA_WINDOW 44
#define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45
#define OPAL_PCI_RESET 49
#define OPAL_PCI_GET_HUB_DIAG_DATA 50
#define OPAL_PCI_GET_PHB_DIAG_DATA 51
#define OPAL_PCI_FENCE_PHB 52
#define OPAL_PCI_REINIT 53
#define OPAL_PCI_MASK_PE_ERROR 54
#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
#define OPAL_XSCOM_READ 65
#define OPAL_XSCOM_WRITE 66
#define OPAL_LPC_READ 67
#define OPAL_LPC_WRITE 68
#define OPAL_RETURN_CPU 69
#define OPAL_REINIT_CPUS 70
#define OPAL_ELOG_READ 71
#define OPAL_ELOG_WRITE 72
#define OPAL_ELOG_ACK 73
#define OPAL_ELOG_RESEND 74
#define OPAL_ELOG_SIZE 75
#define OPAL_FLASH_VALIDATE 76
#define OPAL_FLASH_MANAGE 77
#define OPAL_FLASH_UPDATE 78
#define OPAL_RESYNC_TIMEBASE 79
#define OPAL_CHECK_TOKEN 80
#define OPAL_DUMP_INIT 81
#define OPAL_DUMP_INFO 82
#define OPAL_DUMP_READ 83
#define OPAL_DUMP_ACK 84
#define OPAL_GET_MSG 85
#define OPAL_CHECK_ASYNC_COMPLETION 86
#define OPAL_SYNC_HOST_REBOOT 87
#define OPAL_SENSOR_READ 88
#define OPAL_GET_PARAM 89
#define OPAL_SET_PARAM 90
#define OPAL_DUMP_RESEND 91
#define OPAL_ELOG_SEND 92 /* Deprecated */
#define OPAL_PCI_SET_PHB_CAPI_MODE 93
#define OPAL_DUMP_INFO2 94
#define OPAL_WRITE_OPPANEL_ASYNC 95
#define OPAL_PCI_ERR_INJECT 96
#define OPAL_PCI_EEH_FREEZE_SET 97
#define OPAL_HANDLE_HMI 98
#define OPAL_CONFIG_CPU_IDLE_STATE 99
#define OPAL_SLW_SET_REG 100
#define OPAL_REGISTER_DUMP_REGION 101
#define OPAL_UNREGISTER_DUMP_REGION 102
#define OPAL_WRITE_TPO 103
#define OPAL_READ_TPO 104
#define OPAL_GET_DPO_STATUS 105
#define OPAL_OLD_I2C_REQUEST 106 /* Deprecated */
#define OPAL_IPMI_SEND 107
#define OPAL_IPMI_RECV 108
#define OPAL_I2C_REQUEST 109
#define OPAL_FLASH_READ 110
#define OPAL_FLASH_WRITE 111
#define OPAL_FLASH_ERASE 112
#define OPAL_PRD_MSG 113
#define OPAL_LEDS_GET_INDICATOR 114
#define OPAL_LEDS_SET_INDICATOR 115
#define OPAL_CEC_REBOOT2 116
#define OPAL_CONSOLE_FLUSH 117
#define OPAL_GET_DEVICE_TREE 118
#define OPAL_PCI_GET_PRESENCE_STATE 119
#define OPAL_PCI_GET_POWER_STATE 120
#define OPAL_PCI_SET_POWER_STATE 121
#define OPAL_INT_GET_XIRR 122
#define OPAL_INT_SET_CPPR 123
#define OPAL_INT_EOI 124
#define OPAL_INT_SET_MFRR 125
#define OPAL_PCI_TCE_KILL 126
#define OPAL_NMMU_SET_PTCR 127
#define OPAL_XIVE_RESET 128
#define OPAL_XIVE_GET_IRQ_INFO 129
#define OPAL_XIVE_GET_IRQ_CONFIG 130
#define OPAL_XIVE_SET_IRQ_CONFIG 131
#define OPAL_XIVE_GET_QUEUE_INFO 132
#define OPAL_XIVE_SET_QUEUE_INFO 133
#define OPAL_XIVE_DONATE_PAGE 134
#define OPAL_XIVE_ALLOCATE_VP_BLOCK 135
#define OPAL_XIVE_FREE_VP_BLOCK 136
#define OPAL_XIVE_GET_VP_INFO 137
#define OPAL_XIVE_SET_VP_INFO 138
#define OPAL_XIVE_ALLOCATE_IRQ 139
#define OPAL_XIVE_FREE_IRQ 140
#define OPAL_XIVE_SYNC 141
#define OPAL_XIVE_DUMP 142
#define OPAL_XIVE_GET_QUEUE_STATE 143
#define OPAL_XIVE_SET_QUEUE_STATE 144
#define OPAL_SIGNAL_SYSTEM_RESET 145
#define OPAL_NPU_INIT_CONTEXT 146
#define OPAL_NPU_DESTROY_CONTEXT 147
#define OPAL_NPU_MAP_LPAR 148
#define OPAL_IMC_COUNTERS_INIT 149
#define OPAL_IMC_COUNTERS_START 150
#define OPAL_IMC_COUNTERS_STOP 151
#define OPAL_GET_POWERCAP 152
#define OPAL_SET_POWERCAP 153
#define OPAL_GET_POWER_SHIFT_RATIO 154
#define OPAL_SET_POWER_SHIFT_RATIO 155
#define OPAL_SENSOR_GROUP_CLEAR 156
#define OPAL_PCI_SET_P2P 157
#define OPAL_QUIESCE 158
#define OPAL_NPU_SPA_SETUP 159
#define OPAL_NPU_SPA_CLEAR_CACHE 160
#define OPAL_NPU_TL_SET 161
#define OPAL_SENSOR_READ_U64 162
#define OPAL_SENSOR_GROUP_ENABLE 163
#define OPAL_PCI_GET_PBCQ_TUNNEL_BAR 164
#define OPAL_PCI_SET_PBCQ_TUNNEL_BAR 165
#define OPAL_HANDLE_HMI2 166
#define OPAL_NX_COPROC_INIT 167
#define OPAL_XIVE_GET_VP_STATE 170
#define OPAL_MPIPL_UPDATE 173
#define OPAL_MPIPL_REGISTER_TAG 174
#define OPAL_MPIPL_QUERY_TAG 175
#define OPAL_SECVAR_GET 176
#define OPAL_SECVAR_GET_NEXT 177
#define OPAL_SECVAR_ENQUEUE_UPDATE 178
#define OPAL_LAST 178
#define QUIESCE_HOLD 1 /* Spin all calls at entry */
#define QUIESCE_REJECT 2 /* Fail all calls with OPAL_BUSY */
#define QUIESCE_LOCK_BREAK 3 /* Set to ignore locks. */
#define QUIESCE_RESUME 4 /* Un-quiesce */
#define QUIESCE_RESUME_FAST_REBOOT 5 /* Un-quiesce, fast reboot */
/* Device tree flags */
/*
* Flags set in power-mgmt nodes in device tree describing
* idle states that are supported in the platform.
*/
#define OPAL_PM_TIMEBASE_STOP 0x00000002
#define OPAL_PM_LOSE_HYP_CONTEXT 0x00002000
#define OPAL_PM_LOSE_FULL_CONTEXT 0x00004000
#define OPAL_PM_NAP_ENABLED 0x00010000
#define OPAL_PM_SLEEP_ENABLED 0x00020000
#define OPAL_PM_WINKLE_ENABLED 0x00040000
#define OPAL_PM_SLEEP_ENABLED_ER1 0x00080000 /* with workaround */
#define OPAL_PM_STOP_INST_FAST 0x00100000
#define OPAL_PM_STOP_INST_DEEP 0x00200000
/*
* OPAL_CONFIG_CPU_IDLE_STATE parameters
*/
#define OPAL_CONFIG_IDLE_FASTSLEEP 1
#define OPAL_CONFIG_IDLE_UNDO 0
#define OPAL_CONFIG_IDLE_APPLY 1
#ifndef __ASSEMBLY__
/* Other enums */
enum OpalFreezeState {
OPAL_EEH_STOPPED_NOT_FROZEN = 0,
OPAL_EEH_STOPPED_MMIO_FREEZE = 1,
OPAL_EEH_STOPPED_DMA_FREEZE = 2,
OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3,
OPAL_EEH_STOPPED_RESET = 4,
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,
OPAL_EEH_ACTION_SET_FREEZE_MMIO = 1,
OPAL_EEH_ACTION_SET_FREEZE_DMA = 2,
OPAL_EEH_ACTION_SET_FREEZE_ALL = 3
};
enum OpalPciStatusToken {
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 OpalErrinjectType {
OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR = 0,
OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR64 = 1,
};
enum OpalErrinjectFunc {
/* IOA bus specific errors */
OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_ADDR = 0,
OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_DATA = 1,
OPAL_ERR_INJECT_FUNC_IOA_LD_IO_ADDR = 2,
OPAL_ERR_INJECT_FUNC_IOA_LD_IO_DATA = 3,
OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_ADDR = 4,
OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_DATA = 5,
OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_ADDR = 6,
OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_DATA = 7,
OPAL_ERR_INJECT_FUNC_IOA_ST_IO_ADDR = 8,
OPAL_ERR_INJECT_FUNC_IOA_ST_IO_DATA = 9,
OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_ADDR = 10,
OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_DATA = 11,
OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_ADDR = 12,
OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_DATA = 13,
OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_MASTER = 14,
OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_TARGET = 15,
OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_ADDR = 16,
OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_DATA = 17,
OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_MASTER = 18,
OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_TARGET = 19,
};
enum OpalMmioWindowType {
OPAL_M32_WINDOW_TYPE = 1,
OPAL_M64_WINDOW_TYPE = 2,
OPAL_IO_WINDOW_TYPE = 3
};
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_PCI_ERROR = 0x200,
OPAL_EVENT_DUMP_AVAIL = 0x400,
OPAL_EVENT_MSG_PENDING = 0x800,
};
enum OpalThreadStatus {
OPAL_THREAD_INACTIVE = 0x0,
OPAL_THREAD_STARTED = 0x1,
OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */
};
enum OpalPciBusCompare {
OpalPciBusAny = 0, /* Any bus number match */
OpalPciBus3Bits = 2, /* Match top 3 bits of bus number */
OpalPciBus4Bits = 3, /* Match top 4 bits of bus number */
OpalPciBus5Bits = 4, /* Match top 5 bits of bus number */
OpalPciBus6Bits = 5, /* Match top 6 bits of bus number */
OpalPciBus7Bits = 6, /* Match top 7 bits of bus number */
OpalPciBusAll = 7, /* Match bus number exactly */
};
enum OpalDeviceCompare {
OPAL_IGNORE_RID_DEVICE_NUMBER = 0,
OPAL_COMPARE_RID_DEVICE_NUMBER = 1
};
enum OpalFuncCompare {
OPAL_IGNORE_RID_FUNCTION_NUMBER = 0,
OPAL_COMPARE_RID_FUNCTION_NUMBER = 1
};
enum OpalPeAction {
OPAL_UNMAP_PE = 0,
OPAL_MAP_PE = 1
};
enum OpalPeltvAction {
OPAL_REMOVE_PE_FROM_DOMAIN = 0,
OPAL_ADD_PE_TO_DOMAIN = 1
};
enum OpalMveEnableAction {
OPAL_DISABLE_MVE = 0,
OPAL_ENABLE_MVE = 1
};
enum OpalM64Action {
OPAL_DISABLE_M64 = 0,
OPAL_ENABLE_M64_SPLIT = 1,
OPAL_ENABLE_M64_NON_SPLIT = 2
};
enum OpalPciResetScope {
OPAL_RESET_PHB_COMPLETE = 1,
OPAL_RESET_PCI_LINK = 2,
OPAL_RESET_PHB_ERROR = 3,
OPAL_RESET_PCI_HOT = 4,
OPAL_RESET_PCI_FUNDAMENTAL = 5,
OPAL_RESET_PCI_IODA_TABLE = 6
};
enum OpalPciReinitScope {
/*
* Note: we chose values that do not overlap
* OpalPciResetScope as OPAL v2 used the same
* enum for both
*/
OPAL_REINIT_PCI_DEV = 1000
};
enum OpalPciResetState {
OPAL_DEASSERT_RESET = 0,
OPAL_ASSERT_RESET = 1
};
enum OpalPciSlotPresence {
OPAL_PCI_SLOT_EMPTY = 0,
OPAL_PCI_SLOT_PRESENT = 1
};
enum OpalPciSlotPower {
OPAL_PCI_SLOT_POWER_OFF = 0,
OPAL_PCI_SLOT_POWER_ON = 1,
OPAL_PCI_SLOT_OFFLINE = 2,
OPAL_PCI_SLOT_ONLINE = 3
};
enum OpalSlotLedType {
OPAL_SLOT_LED_TYPE_ID = 0, /* IDENTIFY LED */
OPAL_SLOT_LED_TYPE_FAULT = 1, /* FAULT LED */
OPAL_SLOT_LED_TYPE_ATTN = 2, /* System Attention LED */
OPAL_SLOT_LED_TYPE_MAX = 3
};
enum OpalSlotLedState {
OPAL_SLOT_LED_STATE_OFF = 0, /* LED is OFF */
OPAL_SLOT_LED_STATE_ON = 1 /* LED is ON */
};
/*
* Address cycle types for LPC accesses. These also correspond
* to the content of the first cell of the "reg" property for
* device nodes on the LPC bus
*/
enum OpalLPCAddressType {
OPAL_LPC_MEM = 0,
OPAL_LPC_IO = 1,
OPAL_LPC_FW = 2,
};
enum opal_msg_type {
OPAL_MSG_ASYNC_COMP = 0, /* params[0] = token, params[1] = rc,
* additional params function-specific
*/
OPAL_MSG_MEM_ERR = 1,
OPAL_MSG_EPOW = 2,
OPAL_MSG_SHUTDOWN = 3, /* params[0] = 1 reboot, 0 shutdown */
OPAL_MSG_HMI_EVT = 4,
OPAL_MSG_DPO = 5,
OPAL_MSG_PRD = 6,
OPAL_MSG_OCC = 7,
OPAL_MSG_PRD2 = 8,
OPAL_MSG_TYPE_MAX,
};
struct opal_msg {
__be32 msg_type;
__be32 reserved;
__be64 params[8];
};
/* System parameter permission */
enum OpalSysparamPerm {
OPAL_SYSPARAM_READ = 0x1,
OPAL_SYSPARAM_WRITE = 0x2,
OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE),
};
enum {
OPAL_IPMI_MSG_FORMAT_VERSION_1 = 1,
};
struct opal_ipmi_msg {
uint8_t version;
uint8_t netfn;
uint8_t cmd;
uint8_t data[];
};
/* FSP memory errors handling */
enum OpalMemErr_Version {
OpalMemErr_V1 = 1,
};
enum OpalMemErrType {
OPAL_MEM_ERR_TYPE_RESILIENCE = 0,
OPAL_MEM_ERR_TYPE_DYN_DALLOC,
};
/* Memory Reilience error type */
enum OpalMemErr_ResilErrType {
OPAL_MEM_RESILIENCE_CE = 0,
OPAL_MEM_RESILIENCE_UE,
OPAL_MEM_RESILIENCE_UE_SCRUB,
};
/* Dynamic Memory Deallocation type */
enum OpalMemErr_DynErrType {
OPAL_MEM_DYNAMIC_DEALLOC = 0,
};
struct OpalMemoryErrorData {
enum OpalMemErr_Version version:8; /* 0x00 */
enum OpalMemErrType type:8; /* 0x01 */
__be16 flags; /* 0x02 */
uint8_t reserved_1[4]; /* 0x04 */
union {
/* Memory Resilience corrected/uncorrected error info */
struct {
enum OpalMemErr_ResilErrType resil_err_type:8;
uint8_t reserved_1[7];
__be64 physical_address_start;
__be64 physical_address_end;
} resilience;
/* Dynamic memory deallocation error info */
struct {
enum OpalMemErr_DynErrType dyn_err_type:8;
uint8_t reserved_1[7];
__be64 physical_address_start;
__be64 physical_address_end;
} dyn_dealloc;
} u;
};
/* HMI interrupt event */
enum OpalHMI_Version {
OpalHMIEvt_V1 = 1,
OpalHMIEvt_V2 = 2,
};
enum OpalHMI_Severity {
OpalHMI_SEV_NO_ERROR = 0,
OpalHMI_SEV_WARNING = 1,
OpalHMI_SEV_ERROR_SYNC = 2,
OpalHMI_SEV_FATAL = 3,
};
enum OpalHMI_Disposition {
OpalHMI_DISPOSITION_RECOVERED = 0,
OpalHMI_DISPOSITION_NOT_RECOVERED = 1,
};
enum OpalHMI_ErrType {
OpalHMI_ERROR_MALFUNC_ALERT = 0,
OpalHMI_ERROR_PROC_RECOV_DONE,
OpalHMI_ERROR_PROC_RECOV_DONE_AGAIN,
OpalHMI_ERROR_PROC_RECOV_MASKED,
OpalHMI_ERROR_TFAC,
OpalHMI_ERROR_TFMR_PARITY,
OpalHMI_ERROR_HA_OVERFLOW_WARN,
OpalHMI_ERROR_XSCOM_FAIL,
OpalHMI_ERROR_XSCOM_DONE,
OpalHMI_ERROR_SCOM_FIR,
OpalHMI_ERROR_DEBUG_TRIG_FIR,
OpalHMI_ERROR_HYP_RESOURCE,
OpalHMI_ERROR_CAPP_RECOVERY,
};
enum OpalHMI_XstopType {
CHECKSTOP_TYPE_UNKNOWN = 0,
CHECKSTOP_TYPE_CORE = 1,
CHECKSTOP_TYPE_NX = 2,
CHECKSTOP_TYPE_NPU = 3
};
enum OpalHMI_CoreXstopReason {
CORE_CHECKSTOP_IFU_REGFILE = 0x00000001,
CORE_CHECKSTOP_IFU_LOGIC = 0x00000002,
CORE_CHECKSTOP_PC_DURING_RECOV = 0x00000004,
CORE_CHECKSTOP_ISU_REGFILE = 0x00000008,
CORE_CHECKSTOP_ISU_LOGIC = 0x00000010,
CORE_CHECKSTOP_FXU_LOGIC = 0x00000020,
CORE_CHECKSTOP_VSU_LOGIC = 0x00000040,
CORE_CHECKSTOP_PC_RECOV_IN_MAINT_MODE = 0x00000080,
CORE_CHECKSTOP_LSU_REGFILE = 0x00000100,
CORE_CHECKSTOP_PC_FWD_PROGRESS = 0x00000200,
CORE_CHECKSTOP_LSU_LOGIC = 0x00000400,
CORE_CHECKSTOP_PC_LOGIC = 0x00000800,
CORE_CHECKSTOP_PC_HYP_RESOURCE = 0x00001000,
CORE_CHECKSTOP_PC_HANG_RECOV_FAILED = 0x00002000,
CORE_CHECKSTOP_PC_AMBI_HANG_DETECTED = 0x00004000,
CORE_CHECKSTOP_PC_DEBUG_TRIG_ERR_INJ = 0x00008000,
CORE_CHECKSTOP_PC_SPRD_HYP_ERR_INJ = 0x00010000,
};
enum OpalHMI_NestAccelXstopReason {
NX_CHECKSTOP_SHM_INVAL_STATE_ERR = 0x00000001,
NX_CHECKSTOP_DMA_INVAL_STATE_ERR_1 = 0x00000002,
NX_CHECKSTOP_DMA_INVAL_STATE_ERR_2 = 0x00000004,
NX_CHECKSTOP_DMA_CH0_INVAL_STATE_ERR = 0x00000008,
NX_CHECKSTOP_DMA_CH1_INVAL_STATE_ERR = 0x00000010,
NX_CHECKSTOP_DMA_CH2_INVAL_STATE_ERR = 0x00000020,
NX_CHECKSTOP_DMA_CH3_INVAL_STATE_ERR = 0x00000040,
NX_CHECKSTOP_DMA_CH4_INVAL_STATE_ERR = 0x00000080,
NX_CHECKSTOP_DMA_CH5_INVAL_STATE_ERR = 0x00000100,
NX_CHECKSTOP_DMA_CH6_INVAL_STATE_ERR = 0x00000200,
NX_CHECKSTOP_DMA_CH7_INVAL_STATE_ERR = 0x00000400,
NX_CHECKSTOP_DMA_CRB_UE = 0x00000800,
NX_CHECKSTOP_DMA_CRB_SUE = 0x00001000,
NX_CHECKSTOP_PBI_ISN_UE = 0x00002000,
};
struct OpalHMIEvent {
uint8_t version; /* 0x00 */
uint8_t severity; /* 0x01 */
uint8_t type; /* 0x02 */
uint8_t disposition; /* 0x03 */
uint8_t reserved_1[4]; /* 0x04 */
__be64 hmer;
/* TFMR register. Valid only for TFAC and TFMR_PARITY error type. */
__be64 tfmr;
/* version 2 and later */
union {
/*
* checkstop info (Core/NX).
* Valid for OpalHMI_ERROR_MALFUNC_ALERT.
*/
struct {
uint8_t xstop_type; /* enum OpalHMI_XstopType */
uint8_t reserved_1[3];
__be32 xstop_reason;
union {
__be32 pir; /* for CHECKSTOP_TYPE_CORE */
__be32 chip_id; /* for CHECKSTOP_TYPE_NX */
} u;
} xstop_error;
} u;
};
/* OPAL_HANDLE_HMI2 out_flags */
enum {
OPAL_HMI_FLAGS_TB_RESYNC = (1ull << 0), /* Timebase has been resynced */
OPAL_HMI_FLAGS_DEC_LOST = (1ull << 1), /* DEC lost, needs to be reprogrammed */
OPAL_HMI_FLAGS_HDEC_LOST = (1ull << 2), /* HDEC lost, needs to be reprogrammed */
OPAL_HMI_FLAGS_TOD_TB_FAIL = (1ull << 3), /* TOD/TB recovery failed. */
OPAL_HMI_FLAGS_NEW_EVENT = (1ull << 63), /* An event has been created */
};
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 {
__be16 type;
/* GEM */
__be64 gemXfir;
__be64 gemRfir;
__be64 gemRirqfir;
__be64 gemMask;
__be64 gemRwof;
/* LEM */
__be64 lemFir;
__be64 lemErrMask;
__be64 lemAction0;
__be64 lemAction1;
__be64 lemWof;
union {
struct OpalIoP7IOCRgcErrorData {
__be64 rgcStatus; /* 3E1C10 */
__be64 rgcLdcp; /* 3E1C18 */
}rgc;
struct OpalIoP7IOCBiErrorData {
__be64 biLdcp0; /* 3C0100, 3C0118 */
__be64 biLdcp1; /* 3C0108, 3C0120 */
__be64 biLdcp2; /* 3C0110, 3C0128 */
__be64 biFenceStatus; /* 3C0130, 3C0130 */
uint8_t biDownbound; /* BI Downbound or Upbound */
}bi;
struct OpalIoP7IOCCiErrorData {
__be64 ciPortStatus; /* 3Dn008 */
__be64 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,
OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2,
OPAL_PHB_ERROR_DATA_TYPE_PHB4 = 3
};
enum {
OPAL_P7IOC_NUM_PEST_REGS = 128,
OPAL_PHB3_NUM_PEST_REGS = 256,
OPAL_PHB4_NUM_PEST_REGS = 512
};
struct OpalIoPhbErrorCommon {
__be32 version;
__be32 ioType;
__be32 len;
};
struct OpalIoP7IOCPhbErrorData {
struct OpalIoPhbErrorCommon common;
__be32 brdgCtl;
// P7IOC utl regs
__be32 portStatusReg;
__be32 rootCmplxStatus;
__be32 busAgentStatus;
// P7IOC cfg regs
__be32 deviceStatus;
__be32 slotStatus;
__be32 linkStatus;
__be32 devCmdStatus;
__be32 devSecStatus;
// cfg AER regs
__be32 rootErrorStatus;
__be32 uncorrErrorStatus;
__be32 corrErrorStatus;
__be32 tlpHdr1;
__be32 tlpHdr2;
__be32 tlpHdr3;
__be32 tlpHdr4;
__be32 sourceId;
__be32 rsv3;
// Record data about the call to allocate a buffer.
__be64 errorClass;
__be64 correlator;
//P7IOC MMIO Error Regs
__be64 p7iocPlssr; // n120
__be64 p7iocCsr; // n110
__be64 lemFir; // nC00
__be64 lemErrorMask; // nC18
__be64 lemWOF; // nC40
__be64 phbErrorStatus; // nC80
__be64 phbFirstErrorStatus; // nC88
__be64 phbErrorLog0; // nCC0
__be64 phbErrorLog1; // nCC8
__be64 mmioErrorStatus; // nD00
__be64 mmioFirstErrorStatus; // nD08
__be64 mmioErrorLog0; // nD40
__be64 mmioErrorLog1; // nD48
__be64 dma0ErrorStatus; // nD80
__be64 dma0FirstErrorStatus; // nD88
__be64 dma0ErrorLog0; // nDC0
__be64 dma0ErrorLog1; // nDC8
__be64 dma1ErrorStatus; // nE00
__be64 dma1FirstErrorStatus; // nE08
__be64 dma1ErrorLog0; // nE40
__be64 dma1ErrorLog1; // nE48
__be64 pestA[OPAL_P7IOC_NUM_PEST_REGS];
__be64 pestB[OPAL_P7IOC_NUM_PEST_REGS];
};
struct OpalIoPhb3ErrorData {
struct OpalIoPhbErrorCommon common;
__be32 brdgCtl;
/* PHB3 UTL regs */
__be32 portStatusReg;
__be32 rootCmplxStatus;
__be32 busAgentStatus;
/* PHB3 cfg regs */
__be32 deviceStatus;
__be32 slotStatus;
__be32 linkStatus;
__be32 devCmdStatus;
__be32 devSecStatus;
/* cfg AER regs */
__be32 rootErrorStatus;
__be32 uncorrErrorStatus;
__be32 corrErrorStatus;
__be32 tlpHdr1;
__be32 tlpHdr2;
__be32 tlpHdr3;
__be32 tlpHdr4;
__be32 sourceId;
__be32 rsv3;
/* Record data about the call to allocate a buffer */
__be64 errorClass;
__be64 correlator;
/* PHB3 MMIO Error Regs */
__be64 nFir; /* 000 */
__be64 nFirMask; /* 003 */
__be64 nFirWOF; /* 008 */
__be64 phbPlssr; /* 120 */
__be64 phbCsr; /* 110 */
__be64 lemFir; /* C00 */
__be64 lemErrorMask; /* C18 */
__be64 lemWOF; /* C40 */
__be64 phbErrorStatus; /* C80 */
__be64 phbFirstErrorStatus; /* C88 */
__be64 phbErrorLog0; /* CC0 */
__be64 phbErrorLog1; /* CC8 */
__be64 mmioErrorStatus; /* D00 */
__be64 mmioFirstErrorStatus; /* D08 */
__be64 mmioErrorLog0; /* D40 */
__be64 mmioErrorLog1; /* D48 */
__be64 dma0ErrorStatus; /* D80 */
__be64 dma0FirstErrorStatus; /* D88 */
__be64 dma0ErrorLog0; /* DC0 */
__be64 dma0ErrorLog1; /* DC8 */
__be64 dma1ErrorStatus; /* E00 */
__be64 dma1FirstErrorStatus; /* E08 */
__be64 dma1ErrorLog0; /* E40 */
__be64 dma1ErrorLog1; /* E48 */
__be64 pestA[OPAL_PHB3_NUM_PEST_REGS];
__be64 pestB[OPAL_PHB3_NUM_PEST_REGS];
};
struct OpalIoPhb4ErrorData {
struct OpalIoPhbErrorCommon common;
__be32 brdgCtl;
/* PHB4 cfg regs */
__be32 deviceStatus;
__be32 slotStatus;
__be32 linkStatus;
__be32 devCmdStatus;
__be32 devSecStatus;
/* cfg AER regs */
__be32 rootErrorStatus;
__be32 uncorrErrorStatus;
__be32 corrErrorStatus;
__be32 tlpHdr1;
__be32 tlpHdr2;
__be32 tlpHdr3;
__be32 tlpHdr4;
__be32 sourceId;
/* PHB4 ETU Error Regs */
__be64 nFir; /* 000 */
__be64 nFirMask; /* 003 */
__be64 nFirWOF; /* 008 */
__be64 phbPlssr; /* 120 */
__be64 phbCsr; /* 110 */
__be64 lemFir; /* C00 */
__be64 lemErrorMask; /* C18 */
__be64 lemWOF; /* C40 */
__be64 phbErrorStatus; /* C80 */
__be64 phbFirstErrorStatus; /* C88 */
__be64 phbErrorLog0; /* CC0 */
__be64 phbErrorLog1; /* CC8 */
__be64 phbTxeErrorStatus; /* D00 */
__be64 phbTxeFirstErrorStatus; /* D08 */
__be64 phbTxeErrorLog0; /* D40 */
__be64 phbTxeErrorLog1; /* D48 */
__be64 phbRxeArbErrorStatus; /* D80 */
__be64 phbRxeArbFirstErrorStatus; /* D88 */
__be64 phbRxeArbErrorLog0; /* DC0 */
__be64 phbRxeArbErrorLog1; /* DC8 */
__be64 phbRxeMrgErrorStatus; /* E00 */
__be64 phbRxeMrgFirstErrorStatus; /* E08 */
__be64 phbRxeMrgErrorLog0; /* E40 */
__be64 phbRxeMrgErrorLog1; /* E48 */
__be64 phbRxeTceErrorStatus; /* E80 */
__be64 phbRxeTceFirstErrorStatus; /* E88 */
__be64 phbRxeTceErrorLog0; /* EC0 */
__be64 phbRxeTceErrorLog1; /* EC8 */
/* PHB4 REGB Error Regs */
__be64 phbPblErrorStatus; /* 1900 */
__be64 phbPblFirstErrorStatus; /* 1908 */
__be64 phbPblErrorLog0; /* 1940 */
__be64 phbPblErrorLog1; /* 1948 */
__be64 phbPcieDlpErrorLog1; /* 1AA0 */
__be64 phbPcieDlpErrorLog2; /* 1AA8 */
__be64 phbPcieDlpErrorStatus; /* 1AB0 */
__be64 phbRegbErrorStatus; /* 1C00 */
__be64 phbRegbFirstErrorStatus; /* 1C08 */
__be64 phbRegbErrorLog0; /* 1C40 */
__be64 phbRegbErrorLog1; /* 1C48 */
__be64 pestA[OPAL_PHB4_NUM_PEST_REGS];
__be64 pestB[OPAL_PHB4_NUM_PEST_REGS];
};
enum {
OPAL_REINIT_CPUS_HILE_BE = (1 << 0),
OPAL_REINIT_CPUS_HILE_LE = (1 << 1),
/* These two define the base MMU mode of the host on P9
*
* On P9 Nimbus DD2.0 and Cumlus (and later), KVM can still
* create hash guests in "radix" mode with care (full core
* switch only).
*/
OPAL_REINIT_CPUS_MMU_HASH = (1 << 2),
OPAL_REINIT_CPUS_MMU_RADIX = (1 << 3),
OPAL_REINIT_CPUS_TM_SUSPEND_DISABLED = (1 << 4),
};
typedef struct oppanel_line {
__be64 line;
__be64 line_len;
} oppanel_line_t;
enum opal_prd_msg_type {
OPAL_PRD_MSG_TYPE_INIT = 0, /* HBRT --> OPAL */
OPAL_PRD_MSG_TYPE_FINI, /* HBRT/kernel --> OPAL */
OPAL_PRD_MSG_TYPE_ATTN, /* HBRT <-- OPAL */
OPAL_PRD_MSG_TYPE_ATTN_ACK, /* HBRT --> OPAL */
OPAL_PRD_MSG_TYPE_OCC_ERROR, /* HBRT <-- OPAL */
OPAL_PRD_MSG_TYPE_OCC_RESET, /* HBRT <-- OPAL */
};
struct opal_prd_msg_header {
uint8_t type;
uint8_t pad[1];
__be16 size;
};
struct opal_prd_msg;
#define OCC_RESET 0
#define OCC_LOAD 1
#define OCC_THROTTLE 2
#define OCC_MAX_THROTTLE_STATUS 5
struct opal_occ_msg {
__be64 type;
__be64 chip;
__be64 throttle_status;
};
/*
* SG entries
*
* WARNING: The current implementation requires each entry
* to represent a block that is 4k aligned *and* each block
* size except the last one in the list to be as well.
*/
struct opal_sg_entry {
__be64 data;
__be64 length;
};
/*
* Candidate image SG list.
*
* length = VER | length
*/
struct opal_sg_list {
__be64 length;
__be64 next;
struct opal_sg_entry entry[];
};
/*
* Dump region ID range usable by the OS
*/
#define OPAL_DUMP_REGION_HOST_START 0x80
#define OPAL_DUMP_REGION_LOG_BUF 0x80
#define OPAL_DUMP_REGION_HOST_END 0xFF
/* CAPI modes for PHB */
enum {
OPAL_PHB_CAPI_MODE_PCIE = 0,
OPAL_PHB_CAPI_MODE_CAPI = 1,
OPAL_PHB_CAPI_MODE_SNOOP_OFF = 2,
OPAL_PHB_CAPI_MODE_SNOOP_ON = 3,
OPAL_PHB_CAPI_MODE_DMA = 4,
OPAL_PHB_CAPI_MODE_DMA_TVT1 = 5,
};
/* OPAL I2C request */
struct opal_i2c_request {
uint8_t type;
#define OPAL_I2C_RAW_READ 0
#define OPAL_I2C_RAW_WRITE 1
#define OPAL_I2C_SM_READ 2
#define OPAL_I2C_SM_WRITE 3
uint8_t flags;
#define OPAL_I2C_ADDR_10 0x01 /* Not supported yet */
uint8_t subaddr_sz; /* Max 4 */
uint8_t reserved;
__be16 addr; /* 7 or 10 bit address */
__be16 reserved2;
__be32 subaddr; /* Sub-address if any */
__be32 size; /* Data size */
__be64 buffer_ra; /* Buffer real address */
};
/*
* EPOW status sharing (OPAL and the host)
*
* The host will pass on OPAL, a buffer of length OPAL_SYSEPOW_MAX
* with individual elements being 16 bits wide to fetch the system
* wide EPOW status. Each element in the buffer will contain the
* EPOW status in it's bit representation for a particular EPOW sub
* class as defined here. So multiple detailed EPOW status bits
* specific for any sub class can be represented in a single buffer
* element as it's bit representation.
*/
/* System EPOW type */
enum OpalSysEpow {
OPAL_SYSEPOW_POWER = 0, /* Power EPOW */
OPAL_SYSEPOW_TEMP = 1, /* Temperature EPOW */
OPAL_SYSEPOW_COOLING = 2, /* Cooling EPOW */
OPAL_SYSEPOW_MAX = 3, /* Max EPOW categories */
};
/* Power EPOW */
enum OpalSysPower {
OPAL_SYSPOWER_UPS = 0x0001, /* System on UPS power */
OPAL_SYSPOWER_CHNG = 0x0002, /* System power config change */
OPAL_SYSPOWER_FAIL = 0x0004, /* System impending power failure */
OPAL_SYSPOWER_INCL = 0x0008, /* System incomplete power */
};
/* Temperature EPOW */
enum OpalSysTemp {
OPAL_SYSTEMP_AMB = 0x0001, /* System over ambient temperature */
OPAL_SYSTEMP_INT = 0x0002, /* System over internal temperature */
OPAL_SYSTEMP_HMD = 0x0004, /* System over ambient humidity */
};
/* Cooling EPOW */
enum OpalSysCooling {
OPAL_SYSCOOL_INSF = 0x0001, /* System insufficient cooling */
};
/* Argument to OPAL_CEC_REBOOT2() */
enum {
OPAL_REBOOT_NORMAL = 0,
OPAL_REBOOT_PLATFORM_ERROR = 1,
OPAL_REBOOT_FULL_IPL = 2,
OPAL_REBOOT_MPIPL = 3,
OPAL_REBOOT_FAST = 4,
};
/* Argument to OPAL_PCI_TCE_KILL */
enum {
OPAL_PCI_TCE_KILL_PAGES,
OPAL_PCI_TCE_KILL_PE,
OPAL_PCI_TCE_KILL_ALL,
};
/* The xive operation mode indicates the active "API" and
* corresponds to the "mode" parameter of the opal_xive_reset()
* call
*/
enum {
OPAL_XIVE_MODE_EMU = 0,
OPAL_XIVE_MODE_EXPL = 1,
};
/* Flags for OPAL_XIVE_GET_IRQ_INFO */
enum {
OPAL_XIVE_IRQ_TRIGGER_PAGE = 0x00000001,
OPAL_XIVE_IRQ_STORE_EOI = 0x00000002,
OPAL_XIVE_IRQ_LSI = 0x00000004,
OPAL_XIVE_IRQ_SHIFT_BUG = 0x00000008, /* P9 DD1.0 workaround */
OPAL_XIVE_IRQ_MASK_VIA_FW = 0x00000010, /* P9 DD1.0 workaround */
OPAL_XIVE_IRQ_EOI_VIA_FW = 0x00000020, /* P9 DD1.0 workaround */
};
/* Flags for OPAL_XIVE_GET/SET_QUEUE_INFO */
enum {
OPAL_XIVE_EQ_ENABLED = 0x00000001,
OPAL_XIVE_EQ_ALWAYS_NOTIFY = 0x00000002,
OPAL_XIVE_EQ_ESCALATE = 0x00000004,
};
/* Flags for OPAL_XIVE_GET/SET_VP_INFO */
enum {
OPAL_XIVE_VP_ENABLED = 0x00000001,
OPAL_XIVE_VP_SINGLE_ESCALATION = 0x00000002,
};
/* "Any chip" replacement for chip ID for allocation functions */
enum {
OPAL_XIVE_ANY_CHIP = 0xffffffff,
};
/* Xive sync options */
enum {
/* This bits are cumulative, arg is a girq */
XIVE_SYNC_EAS = 0x00000001, /* Sync irq source */
XIVE_SYNC_QUEUE = 0x00000002, /* Sync irq target */
};
/* Dump options */
enum {
XIVE_DUMP_TM_HYP = 0,
XIVE_DUMP_TM_POOL = 1,
XIVE_DUMP_TM_OS = 2,
XIVE_DUMP_TM_USER = 3,
XIVE_DUMP_VP = 4,
XIVE_DUMP_EMU_STATE = 5,
};
/* "type" argument options for OPAL_IMC_COUNTERS_* calls */
enum {
OPAL_IMC_COUNTERS_NEST = 1,
OPAL_IMC_COUNTERS_CORE = 2,
OPAL_IMC_COUNTERS_TRACE = 3,
};
/* PCI p2p descriptor */
#define OPAL_PCI_P2P_ENABLE 0x1
#define OPAL_PCI_P2P_LOAD 0x2
#define OPAL_PCI_P2P_STORE 0x4
/* MPIPL update operations */
enum opal_mpipl_ops {
OPAL_MPIPL_ADD_RANGE = 0,
OPAL_MPIPL_REMOVE_RANGE = 1,
OPAL_MPIPL_REMOVE_ALL = 2,
OPAL_MPIPL_FREE_PRESERVED_MEMORY = 3,
};
/* Tag will point to various metadata area. Kernel will
* use tag to get metadata value.
*/
enum opal_mpipl_tags {
OPAL_MPIPL_TAG_CPU = 0,
OPAL_MPIPL_TAG_OPAL = 1,
OPAL_MPIPL_TAG_KERNEL = 2,
OPAL_MPIPL_TAG_BOOT_MEM = 3,
};
/* Preserved memory details */
struct opal_mpipl_region {
__be64 src;
__be64 dest;
__be64 size;
};
/* Structure version */
#define OPAL_MPIPL_VERSION 0x01
struct opal_mpipl_fadump {
u8 version;
u8 reserved[7];
__be32 crashing_pir; /* OPAL crashing CPU PIR */
__be32 cpu_data_version;
__be32 cpu_data_size;
__be32 region_cnt;
struct opal_mpipl_region region[];
} __packed;
#endif /* __ASSEMBLY__ */
#endif /* __OPAL_API_H */
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