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-rw-r--r--arch/powerpc/include/asm/opal.h194
1 files changed, 128 insertions, 66 deletions
diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h
index 0da1dbd42e02..b2f8ce1fd0d7 100644
--- a/arch/powerpc/include/asm/opal.h
+++ b/arch/powerpc/include/asm/opal.h
@@ -147,6 +147,8 @@ struct opal_sg_list {
#define OPAL_SET_PARAM 90
#define OPAL_DUMP_RESEND 91
#define OPAL_DUMP_INFO2 94
+#define OPAL_PCI_EEH_FREEZE_SET 97
+#define OPAL_HANDLE_HMI 98
#ifndef __ASSEMBLY__
@@ -170,7 +172,11 @@ enum OpalFreezeState {
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_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 {
@@ -240,6 +246,7 @@ enum OpalMessageType {
OPAL_MSG_MEM_ERR,
OPAL_MSG_EPOW,
OPAL_MSG_SHUTDOWN,
+ OPAL_MSG_HMI_EVT,
OPAL_MSG_TYPE_MAX,
};
@@ -340,6 +347,12 @@ enum OpalMveEnableAction {
OPAL_ENABLE_MVE = 1
};
+enum OpalM64EnableAction {
+ OPAL_DISABLE_M64 = 0,
+ OPAL_ENABLE_M64_SPLIT = 1,
+ OPAL_ENABLE_M64_NON_SPLIT = 2
+};
+
enum OpalPciResetScope {
OPAL_PHB_COMPLETE = 1, OPAL_PCI_LINK = 2, OPAL_PHB_ERROR = 3,
OPAL_PCI_HOT_RESET = 4, OPAL_PCI_FUNDAMENTAL_RESET = 5,
@@ -502,6 +515,50 @@ struct OpalMemoryErrorData {
} u;
};
+/* HMI interrupt event */
+enum OpalHMI_Version {
+ OpalHMIEvt_V1 = 1,
+};
+
+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,
+};
+
+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;
+};
+
enum {
OPAL_P7IOC_DIAG_TYPE_NONE = 0,
OPAL_P7IOC_DIAG_TYPE_RGC = 1,
@@ -513,40 +570,40 @@ enum {
};
struct OpalIoP7IOCErrorData {
- uint16_t type;
+ __be16 type;
/* GEM */
- uint64_t gemXfir;
- uint64_t gemRfir;
- uint64_t gemRirqfir;
- uint64_t gemMask;
- uint64_t gemRwof;
+ __be64 gemXfir;
+ __be64 gemRfir;
+ __be64 gemRirqfir;
+ __be64 gemMask;
+ __be64 gemRwof;
/* LEM */
- uint64_t lemFir;
- uint64_t lemErrMask;
- uint64_t lemAction0;
- uint64_t lemAction1;
- uint64_t lemWof;
+ __be64 lemFir;
+ __be64 lemErrMask;
+ __be64 lemAction0;
+ __be64 lemAction1;
+ __be64 lemWof;
union {
struct OpalIoP7IOCRgcErrorData {
- uint64_t rgcStatus; /* 3E1C10 */
- uint64_t rgcLdcp; /* 3E1C18 */
+ __be64 rgcStatus; /* 3E1C10 */
+ __be64 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 */
+ __be64 biLdcp0; /* 3C0100, 3C0118 */
+ __be64 biLdcp1; /* 3C0108, 3C0120 */
+ __be64 biLdcp2; /* 3C0110, 3C0128 */
+ __be64 biFenceStatus; /* 3C0130, 3C0130 */
- uint8_t biDownbound; /* BI Downbound or Upbound */
+ u8 biDownbound; /* BI Downbound or Upbound */
}bi;
struct OpalIoP7IOCCiErrorData {
- uint64_t ciPortStatus; /* 3Dn008 */
- uint64_t ciPortLdcp; /* 3Dn010 */
+ __be64 ciPortStatus; /* 3Dn008 */
+ __be64 ciPortLdcp; /* 3Dn010 */
- uint8_t ciPort; /* Index of CI port: 0/1 */
+ u8 ciPort; /* Index of CI port: 0/1 */
}ci;
};
};
@@ -578,60 +635,60 @@ struct OpalIoPhbErrorCommon {
struct OpalIoP7IOCPhbErrorData {
struct OpalIoPhbErrorCommon common;
- uint32_t brdgCtl;
+ __be32 brdgCtl;
// P7IOC utl regs
- uint32_t portStatusReg;
- uint32_t rootCmplxStatus;
- uint32_t busAgentStatus;
+ __be32 portStatusReg;
+ __be32 rootCmplxStatus;
+ __be32 busAgentStatus;
// P7IOC cfg regs
- uint32_t deviceStatus;
- uint32_t slotStatus;
- uint32_t linkStatus;
- uint32_t devCmdStatus;
- uint32_t devSecStatus;
+ __be32 deviceStatus;
+ __be32 slotStatus;
+ __be32 linkStatus;
+ __be32 devCmdStatus;
+ __be32 devSecStatus;
// cfg AER regs
- uint32_t rootErrorStatus;
- uint32_t uncorrErrorStatus;
- uint32_t corrErrorStatus;
- uint32_t tlpHdr1;
- uint32_t tlpHdr2;
- uint32_t tlpHdr3;
- uint32_t tlpHdr4;
- uint32_t sourceId;
+ __be32 rootErrorStatus;
+ __be32 uncorrErrorStatus;
+ __be32 corrErrorStatus;
+ __be32 tlpHdr1;
+ __be32 tlpHdr2;
+ __be32 tlpHdr3;
+ __be32 tlpHdr4;
+ __be32 sourceId;
- uint32_t rsv3;
+ __be32 rsv3;
// Record data about the call to allocate a buffer.
- uint64_t errorClass;
- uint64_t correlator;
+ __be64 errorClass;
+ __be64 correlator;
//P7IOC MMIO Error Regs
- uint64_t p7iocPlssr; // n120
- uint64_t p7iocCsr; // n110
- uint64_t lemFir; // nC00
- uint64_t lemErrorMask; // nC18
- uint64_t lemWOF; // nC40
- uint64_t phbErrorStatus; // nC80
- uint64_t phbFirstErrorStatus; // nC88
- uint64_t phbErrorLog0; // nCC0
- uint64_t phbErrorLog1; // nCC8
- uint64_t mmioErrorStatus; // nD00
- uint64_t mmioFirstErrorStatus; // nD08
- uint64_t mmioErrorLog0; // nD40
- uint64_t mmioErrorLog1; // nD48
- uint64_t dma0ErrorStatus; // nD80
- uint64_t dma0FirstErrorStatus; // nD88
- uint64_t dma0ErrorLog0; // nDC0
- uint64_t dma0ErrorLog1; // nDC8
- uint64_t dma1ErrorStatus; // nE00
- uint64_t dma1FirstErrorStatus; // nE08
- uint64_t dma1ErrorLog0; // nE40
- uint64_t dma1ErrorLog1; // nE48
- uint64_t pestA[OPAL_P7IOC_NUM_PEST_REGS];
- uint64_t pestB[OPAL_P7IOC_NUM_PEST_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 {
@@ -758,6 +815,8 @@ int64_t opal_pci_eeh_freeze_status(uint64_t phb_id, uint64_t pe_number,
__be64 *phb_status);
int64_t opal_pci_eeh_freeze_clear(uint64_t phb_id, uint64_t pe_number,
uint64_t eeh_action_token);
+int64_t opal_pci_eeh_freeze_set(uint64_t phb_id, uint64_t pe_number,
+ uint64_t eeh_action_token);
int64_t opal_pci_shpc(uint64_t phb_id, uint64_t shpc_action, uint8_t *state);
@@ -768,7 +827,7 @@ int64_t opal_pci_set_phb_mem_window(uint64_t phb_id, uint16_t window_type,
uint16_t window_num,
uint64_t starting_real_address,
uint64_t starting_pci_address,
- uint16_t segment_size);
+ uint64_t size);
int64_t opal_pci_map_pe_mmio_window(uint64_t phb_id, uint16_t pe_number,
uint16_t window_type, uint16_t window_num,
uint16_t segment_num);
@@ -860,6 +919,7 @@ int64_t opal_get_param(uint64_t token, uint32_t param_id, uint64_t buffer,
int64_t opal_set_param(uint64_t token, uint32_t param_id, uint64_t buffer,
uint64_t length);
int64_t opal_sensor_read(uint32_t sensor_hndl, int token, __be32 *sensor_data);
+int64_t opal_handle_hmi(void);
/* Internal functions */
extern int early_init_dt_scan_opal(unsigned long node, const char *uname,
@@ -902,6 +962,8 @@ extern void opal_msglog_init(void);
extern int opal_machine_check(struct pt_regs *regs);
extern bool opal_mce_check_early_recovery(struct pt_regs *regs);
+extern int opal_hmi_exception_early(struct pt_regs *regs);
+extern int opal_handle_hmi_exception(struct pt_regs *regs);
extern void opal_shutdown(void);
extern int opal_resync_timebase(void);
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