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From: Mahesh J Salgaonkar To: Michael Ellerman , linuxppc-dev , Benjamin Herrenschmidt Date: Mon, 24 Nov 2014 21:59:26 +0530 Message-ID: <20141124162829.16359.23411.stgit@mars> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Mahesh Salgaonkar Cleanup OpalMCE_* definitions/declarations and other related code which is not used anymore. Signed-off-by: Mahesh Salgaonkar --- arch/powerpc/include/asm/opal.h | 104 --------------------------------- arch/powerpc/include/asm/paca.h | 7 -- arch/powerpc/kernel/asm-offsets.c | 7 -- arch/powerpc/kernel/exceptions-64s.S | 17 ----- arch/powerpc/platforms/powernv/opal.c | 1 5 files changed, 136 deletions(-) diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 9124b0e..1c0814f0 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -284,62 +284,6 @@ enum OpalMessageType { OPAL_MSG_TYPE_MAX, }; -/* Machine check related definitions */ -enum OpalMCE_Version { - OpalMCE_V1 = 1, -}; - -enum OpalMCE_Severity { - OpalMCE_SEV_NO_ERROR = 0, - OpalMCE_SEV_WARNING = 1, - OpalMCE_SEV_ERROR_SYNC = 2, - OpalMCE_SEV_FATAL = 3, -}; - -enum OpalMCE_Disposition { - OpalMCE_DISPOSITION_RECOVERED = 0, - OpalMCE_DISPOSITION_NOT_RECOVERED = 1, -}; - -enum OpalMCE_Initiator { - OpalMCE_INITIATOR_UNKNOWN = 0, - OpalMCE_INITIATOR_CPU = 1, -}; - -enum OpalMCE_ErrorType { - OpalMCE_ERROR_TYPE_UNKNOWN = 0, - OpalMCE_ERROR_TYPE_UE = 1, - OpalMCE_ERROR_TYPE_SLB = 2, - OpalMCE_ERROR_TYPE_ERAT = 3, - OpalMCE_ERROR_TYPE_TLB = 4, -}; - -enum OpalMCE_UeErrorType { - OpalMCE_UE_ERROR_INDETERMINATE = 0, - OpalMCE_UE_ERROR_IFETCH = 1, - OpalMCE_UE_ERROR_PAGE_TABLE_WALK_IFETCH = 2, - OpalMCE_UE_ERROR_LOAD_STORE = 3, - OpalMCE_UE_ERROR_PAGE_TABLE_WALK_LOAD_STORE = 4, -}; - -enum OpalMCE_SlbErrorType { - OpalMCE_SLB_ERROR_INDETERMINATE = 0, - OpalMCE_SLB_ERROR_PARITY = 1, - OpalMCE_SLB_ERROR_MULTIHIT = 2, -}; - -enum OpalMCE_EratErrorType { - OpalMCE_ERAT_ERROR_INDETERMINATE = 0, - OpalMCE_ERAT_ERROR_PARITY = 1, - OpalMCE_ERAT_ERROR_MULTIHIT = 2, -}; - -enum OpalMCE_TlbErrorType { - OpalMCE_TLB_ERROR_INDETERMINATE = 0, - OpalMCE_TLB_ERROR_PARITY = 1, - OpalMCE_TLB_ERROR_MULTIHIT = 2, -}; - enum OpalThreadStatus { OPAL_THREAD_INACTIVE = 0x0, OPAL_THREAD_STARTED = 0x1, @@ -452,54 +396,6 @@ struct opal_msg { __be64 params[8]; }; -struct opal_machine_check_event { - enum OpalMCE_Version version:8; /* 0x00 */ - uint8_t in_use; /* 0x01 */ - enum OpalMCE_Severity severity:8; /* 0x02 */ - enum OpalMCE_Initiator initiator:8; /* 0x03 */ - enum OpalMCE_ErrorType error_type:8; /* 0x04 */ - enum OpalMCE_Disposition disposition:8; /* 0x05 */ - uint8_t reserved_1[2]; /* 0x06 */ - uint64_t gpr3; /* 0x08 */ - uint64_t srr0; /* 0x10 */ - uint64_t srr1; /* 0x18 */ - union { /* 0x20 */ - struct { - enum OpalMCE_UeErrorType ue_error_type:8; - uint8_t effective_address_provided; - uint8_t physical_address_provided; - uint8_t reserved_1[5]; - uint64_t effective_address; - uint64_t physical_address; - uint8_t reserved_2[8]; - } ue_error; - - struct { - enum OpalMCE_SlbErrorType slb_error_type:8; - uint8_t effective_address_provided; - uint8_t reserved_1[6]; - uint64_t effective_address; - uint8_t reserved_2[16]; - } slb_error; - - struct { - enum OpalMCE_EratErrorType erat_error_type:8; - uint8_t effective_address_provided; - uint8_t reserved_1[6]; - uint64_t effective_address; - uint8_t reserved_2[16]; - } erat_error; - - struct { - enum OpalMCE_TlbErrorType tlb_error_type:8; - uint8_t effective_address_provided; - uint8_t reserved_1[6]; - uint64_t effective_address; - uint8_t reserved_2[16]; - } tlb_error; - } u; -}; - /* FSP memory errors handling */ enum OpalMemErr_Version { OpalMemErr_V1 = 1, diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index a5139ea..24a386c 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -42,7 +42,6 @@ extern unsigned int debug_smp_processor_id(void); /* from linux/smp.h */ #define get_slb_shadow() (get_paca()->slb_shadow_ptr) struct task_struct; -struct opal_machine_check_event; /* * Defines the layout of the paca. @@ -153,12 +152,6 @@ struct paca_struct { u64 tm_scratch; /* TM scratch area for reclaim */ #endif -#ifdef CONFIG_PPC_POWERNV - /* Pointer to OPAL machine check event structure set by the - * early exception handler for use by high level C handler - */ - struct opal_machine_check_event *opal_mc_evt; -#endif #ifdef CONFIG_PPC_BOOK3S_64 /* Exclusive emergency stack pointer for machine check exception. */ void *mc_emergency_sp; diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 9d7dede..c161ef3 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -726,12 +726,5 @@ int main(void) arch.timing_last_enter.tv32.tbl)); #endif -#ifdef CONFIG_PPC_POWERNV - DEFINE(OPAL_MC_GPR3, offsetof(struct opal_machine_check_event, gpr3)); - DEFINE(OPAL_MC_SRR0, offsetof(struct opal_machine_check_event, srr0)); - DEFINE(OPAL_MC_SRR1, offsetof(struct opal_machine_check_event, srr1)); - DEFINE(PACA_OPAL_MC_EVT, offsetof(struct paca_struct, opal_mc_evt)); -#endif - return 0; } diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 72e783e..b7a30bd 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1301,23 +1301,6 @@ hmi_exception_after_realmode: EXCEPTION_PROLOG_0(PACA_EXGEN) b hmi_exception_hv -#ifdef CONFIG_PPC_POWERNV -_GLOBAL(opal_mc_secondary_handler) - HMT_MEDIUM_PPR_DISCARD - SET_SCRATCH0(r13) - GET_PACA(r13) - clrldi r3,r3,2 - tovirt(r3,r3) - std r3,PACA_OPAL_MC_EVT(r13) - ld r13,OPAL_MC_SRR0(r3) - mtspr SPRN_SRR0,r13 - ld r13,OPAL_MC_SRR1(r3) - mtspr SPRN_SRR1,r13 - ld r3,OPAL_MC_GPR3(r3) - GET_SCRATCH0(r13) - b machine_check_pSeries -#endif /* CONFIG_PPC_POWERNV */ - #define MACHINE_CHECK_HANDLER_WINDUP \ /* Clear MSR_RI before setting SRR0 and SRR1. */\ diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index d019b08..544b9b7 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -50,7 +50,6 @@ static int mc_recoverable_range_len; struct device_node *opal_node; static DEFINE_SPINLOCK(opal_write_lock); -extern u64 opal_mc_secondary_handler[]; static unsigned int *opal_irqs; static unsigned int opal_irq_count; static ATOMIC_NOTIFIER_HEAD(opal_notifier_head);