diff options
Diffstat (limited to 'arch/powerpc/include/asm')
27 files changed, 190 insertions, 99 deletions
diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/code-patching.h index 97e02f985df8..37991e154ef8 100644 --- a/arch/powerpc/include/asm/code-patching.h +++ b/arch/powerpc/include/asm/code-patching.h @@ -42,15 +42,47 @@ void __patch_exception(int exc, unsigned long addr); } while (0) #endif +#define OP_RT_RA_MASK 0xffff0000UL +#define LIS_R2 0x3c020000UL +#define ADDIS_R2_R12 0x3c4c0000UL +#define ADDI_R2_R2 0x38420000UL + static inline unsigned long ppc_function_entry(void *func) { -#ifdef CONFIG_PPC64 +#if defined(CONFIG_PPC64) +#if defined(_CALL_ELF) && _CALL_ELF == 2 + u32 *insn = func; + + /* + * A PPC64 ABIv2 function may have a local and a global entry + * point. We need to use the local entry point when patching + * functions, so identify and step over the global entry point + * sequence. + * + * The global entry point sequence is always of the form: + * + * addis r2,r12,XXXX + * addi r2,r2,XXXX + * + * A linker optimisation may convert the addis to lis: + * + * lis r2,XXXX + * addi r2,r2,XXXX + */ + if ((((*insn & OP_RT_RA_MASK) == ADDIS_R2_R12) || + ((*insn & OP_RT_RA_MASK) == LIS_R2)) && + ((*(insn+1) & OP_RT_RA_MASK) == ADDI_R2_R2)) + return (unsigned long)(insn + 2); + else + return (unsigned long)func; +#else /* - * On PPC64 the function pointer actually points to the function's - * descriptor. The first entry in the descriptor is the address - * of the function text. + * On PPC64 ABIv1 the function pointer actually points to the + * function's descriptor. The first entry in the descriptor is the + * address of the function text. */ return ((func_descr_t *)func)->entry; +#endif #else return (unsigned long)func; #endif diff --git a/arch/powerpc/include/asm/context_tracking.h b/arch/powerpc/include/asm/context_tracking.h index b6f5a33b8ee2..40014921ffff 100644 --- a/arch/powerpc/include/asm/context_tracking.h +++ b/arch/powerpc/include/asm/context_tracking.h @@ -2,9 +2,9 @@ #define _ASM_POWERPC_CONTEXT_TRACKING_H #ifdef CONFIG_CONTEXT_TRACKING -#define SCHEDULE_USER bl .schedule_user +#define SCHEDULE_USER bl schedule_user #else -#define SCHEDULE_USER bl .schedule +#define SCHEDULE_USER bl schedule #endif #endif diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h index ac3eedb9b74a..2bf8e9307be9 100644 --- a/arch/powerpc/include/asm/cputhreads.h +++ b/arch/powerpc/include/asm/cputhreads.h @@ -18,10 +18,12 @@ #ifdef CONFIG_SMP extern int threads_per_core; +extern int threads_per_subcore; extern int threads_shift; extern cpumask_t threads_core_mask; #else #define threads_per_core 1 +#define threads_per_subcore 1 #define threads_shift 0 #define threads_core_mask (CPU_MASK_CPU0) #endif @@ -74,6 +76,11 @@ static inline int cpu_thread_in_core(int cpu) return cpu & (threads_per_core - 1); } +static inline int cpu_thread_in_subcore(int cpu) +{ + return cpu & (threads_per_subcore - 1); +} + static inline int cpu_first_thread_sibling(int cpu) { return cpu & ~(threads_per_core - 1); diff --git a/arch/powerpc/include/asm/debug.h b/arch/powerpc/include/asm/debug.h index d2516308ed1e..a954e4975049 100644 --- a/arch/powerpc/include/asm/debug.h +++ b/arch/powerpc/include/asm/debug.h @@ -46,7 +46,8 @@ static inline int debugger_break_match(struct pt_regs *regs) { return 0; } static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; } #endif -int set_breakpoint(struct arch_hw_breakpoint *brk); +void set_breakpoint(struct arch_hw_breakpoint *brk); +void __set_breakpoint(struct arch_hw_breakpoint *brk); #ifdef CONFIG_PPC_ADV_DEBUG_REGS extern void do_send_trap(struct pt_regs *regs, unsigned long address, unsigned long error_code, int signal_code, int brkpt); diff --git a/arch/powerpc/include/asm/eeh.h b/arch/powerpc/include/asm/eeh.h index d4dd41fb951b..b76f58c124ca 100644 --- a/arch/powerpc/include/asm/eeh.h +++ b/arch/powerpc/include/asm/eeh.h @@ -32,6 +32,22 @@ struct device_node; #ifdef CONFIG_EEH +/* EEH subsystem flags */ +#define EEH_ENABLED 0x1 /* EEH enabled */ +#define EEH_FORCE_DISABLED 0x2 /* EEH disabled */ +#define EEH_PROBE_MODE_DEV 0x4 /* From PCI device */ +#define EEH_PROBE_MODE_DEVTREE 0x8 /* From device tree */ + +/* + * Delay for PE reset, all in ms + * + * PCI specification has reset hold time of 100 milliseconds. + * We have 250 milliseconds here. The PCI bus settlement time + * is specified as 1.5 seconds and we have 1.8 seconds. + */ +#define EEH_PE_RST_HOLD_TIME 250 +#define EEH_PE_RST_SETTLE_TIME 1800 + /* * The struct is used to trace PE related EEH functionality. * In theory, there will have one instance of the struct to @@ -53,7 +69,7 @@ struct device_node; #define EEH_PE_ISOLATED (1 << 0) /* Isolated PE */ #define EEH_PE_RECOVERING (1 << 1) /* Recovering PE */ -#define EEH_PE_PHB_DEAD (1 << 2) /* Dead PHB */ +#define EEH_PE_RESET (1 << 2) /* PE reset in progress */ #define EEH_PE_KEEP (1 << 8) /* Keep PE on hotplug */ @@ -92,6 +108,7 @@ struct eeh_pe { #define EEH_DEV_NO_HANDLER (1 << 8) /* No error handler */ #define EEH_DEV_SYSFS (1 << 9) /* Sysfs created */ +#define EEH_DEV_REMOVED (1 << 10) /* Removed permanently */ struct eeh_dev { int mode; /* EEH mode */ @@ -99,7 +116,9 @@ struct eeh_dev { int config_addr; /* Config address */ int pe_config_addr; /* PE config address */ u32 config_space[16]; /* Saved PCI config space */ - u8 pcie_cap; /* Saved PCIe capability */ + int pcix_cap; /* Saved PCIx capability */ + int pcie_cap; /* Saved PCIe capability */ + int aer_cap; /* Saved AER capability */ struct eeh_pe *pe; /* Associated PE */ struct list_head list; /* Form link list in the PE */ struct pci_controller *phb; /* Associated PHB */ @@ -171,37 +190,40 @@ struct eeh_ops { int (*restore_config)(struct device_node *dn); }; +extern int eeh_subsystem_flags; extern struct eeh_ops *eeh_ops; -extern bool eeh_subsystem_enabled; extern raw_spinlock_t confirm_error_lock; -extern int eeh_probe_mode; static inline bool eeh_enabled(void) { - return eeh_subsystem_enabled; + if ((eeh_subsystem_flags & EEH_FORCE_DISABLED) || + !(eeh_subsystem_flags & EEH_ENABLED)) + return false; + + return true; } static inline void eeh_set_enable(bool mode) { - eeh_subsystem_enabled = mode; + if (mode) + eeh_subsystem_flags |= EEH_ENABLED; + else + eeh_subsystem_flags &= ~EEH_ENABLED; } -#define EEH_PROBE_MODE_DEV (1<<0) /* From PCI device */ -#define EEH_PROBE_MODE_DEVTREE (1<<1) /* From device tree */ - static inline void eeh_probe_mode_set(int flag) { - eeh_probe_mode = flag; + eeh_subsystem_flags |= flag; } static inline int eeh_probe_mode_devtree(void) { - return (eeh_probe_mode == EEH_PROBE_MODE_DEVTREE); + return (eeh_subsystem_flags & EEH_PROBE_MODE_DEVTREE); } static inline int eeh_probe_mode_dev(void) { - return (eeh_probe_mode == EEH_PROBE_MODE_DEV); + return (eeh_subsystem_flags & EEH_PROBE_MODE_DEV); } static inline void eeh_serialize_lock(unsigned long *flags) diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index 935b5e7a1436..888d8f3f2524 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -90,6 +90,8 @@ typedef elf_vrregset_t elf_fpxregset_t; do { \ if (((ex).e_flags & 0x3) == 2) \ set_thread_flag(TIF_ELF2ABI); \ + else \ + clear_thread_flag(TIF_ELF2ABI); \ if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ set_thread_flag(TIF_32BIT); \ else \ diff --git a/arch/powerpc/include/asm/exception-64e.h b/arch/powerpc/include/asm/exception-64e.h index a563d9afd179..a8b52b61043f 100644 --- a/arch/powerpc/include/asm/exception-64e.h +++ b/arch/powerpc/include/asm/exception-64e.h @@ -174,10 +174,10 @@ exc_##label##_book3e: mtlr r16; #define TLB_MISS_STATS_D(name) \ addi r9,r13,MMSTAT_DSTATS+name; \ - bl .tlb_stat_inc; + bl tlb_stat_inc; #define TLB_MISS_STATS_I(name) \ addi r9,r13,MMSTAT_ISTATS+name; \ - bl .tlb_stat_inc; + bl tlb_stat_inc; #define TLB_MISS_STATS_X(name) \ ld r8,PACA_EXTLB+EX_TLB_ESR(r13); \ cmpdi cr2,r8,-1; \ @@ -185,7 +185,7 @@ exc_##label##_book3e: addi r9,r13,MMSTAT_DSTATS+name; \ b 62f; \ 61: addi r9,r13,MMSTAT_ISTATS+name; \ -62: bl .tlb_stat_inc; +62: bl tlb_stat_inc; #define TLB_MISS_STATS_SAVE_INFO \ std r14,EX_TLB_ESR(r12); /* save ESR */ #define TLB_MISS_STATS_SAVE_INFO_BOLTED \ diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h index aeaa56cd9b54..8f35cd7d59cc 100644 --- a/arch/powerpc/include/asm/exception-64s.h +++ b/arch/powerpc/include/asm/exception-64s.h @@ -517,7 +517,7 @@ label##_relon_hv: \ #define DISABLE_INTS RECONCILE_IRQ_STATE(r10,r11) #define ADD_NVGPRS \ - bl .save_nvgprs + bl save_nvgprs #define RUNLATCH_ON \ BEGIN_FTR_SECTION \ diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h index 169d039ed402..e3661872fbea 100644 --- a/arch/powerpc/include/asm/ftrace.h +++ b/arch/powerpc/include/asm/ftrace.h @@ -61,6 +61,7 @@ struct dyn_arch_ftrace { #endif #if defined(CONFIG_FTRACE_SYSCALLS) && defined(CONFIG_PPC64) && !defined(__ASSEMBLY__) +#if !defined(_CALL_ELF) || _CALL_ELF != 2 #define ARCH_HAS_SYSCALL_MATCH_SYM_NAME static inline bool arch_syscall_match_sym_name(const char *sym, const char *name) { @@ -72,6 +73,7 @@ static inline bool arch_syscall_match_sym_name(const char *sym, const char *name */ return !strcmp(sym + 4, name + 3); } +#endif #endif /* CONFIG_FTRACE_SYSCALLS && CONFIG_PPC64 && !__ASSEMBLY__ */ #endif /* _ASM_POWERPC_FTRACE */ diff --git a/arch/powerpc/include/asm/hw_breakpoint.h b/arch/powerpc/include/asm/hw_breakpoint.h index eb0f4ac75c4c..ac6432d9be46 100644 --- a/arch/powerpc/include/asm/hw_breakpoint.h +++ b/arch/powerpc/include/asm/hw_breakpoint.h @@ -79,7 +79,7 @@ static inline void hw_breakpoint_disable(void) brk.address = 0; brk.type = 0; brk.len = 0; - set_breakpoint(&brk); + __set_breakpoint(&brk); } extern void thread_change_pc(struct task_struct *tsk, struct pt_regs *regs); diff --git a/arch/powerpc/include/asm/irqflags.h b/arch/powerpc/include/asm/irqflags.h index f51a5580bfd0..e20eb95429a8 100644 --- a/arch/powerpc/include/asm/irqflags.h +++ b/arch/powerpc/include/asm/irqflags.h @@ -20,9 +20,9 @@ */ #define TRACE_WITH_FRAME_BUFFER(func) \ mflr r0; \ - stdu r1, -32(r1); \ + stdu r1, -STACK_FRAME_OVERHEAD(r1); \ std r0, 16(r1); \ - stdu r1, -32(r1); \ + stdu r1, -STACK_FRAME_OVERHEAD(r1); \ bl func; \ ld r1, 0(r1); \ ld r1, 0(r1); @@ -36,8 +36,8 @@ * have to call a C function so call a wrapper that saves all the * C-clobbered registers. */ -#define TRACE_ENABLE_INTS TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_on) -#define TRACE_DISABLE_INTS TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_off) +#define TRACE_ENABLE_INTS TRACE_WITH_FRAME_BUFFER(trace_hardirqs_on) +#define TRACE_DISABLE_INTS TRACE_WITH_FRAME_BUFFER(trace_hardirqs_off) /* * This is used by assembly code to soft-disable interrupts first and diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h index 7b6feab6fd26..af15d4d8d604 100644 --- a/arch/powerpc/include/asm/kprobes.h +++ b/arch/powerpc/include/asm/kprobes.h @@ -30,6 +30,7 @@ #include <linux/ptrace.h> #include <linux/percpu.h> #include <asm/probes.h> +#include <asm/code-patching.h> #define __ARCH_WANT_KPROBES_INSN_SLOT @@ -56,9 +57,9 @@ typedef ppc_opcode_t kprobe_opcode_t; if ((colon = strchr(name, ':')) != NULL) { \ colon++; \ if (*colon != '\0' && *colon != '.') \ - addr = *(kprobe_opcode_t **)addr; \ + addr = (kprobe_opcode_t *)ppc_function_entry(addr); \ } else if (name[0] != '.') \ - addr = *(kprobe_opcode_t **)addr; \ + addr = (kprobe_opcode_t *)ppc_function_entry(addr); \ } else { \ char dot_name[KSYM_NAME_LEN]; \ dot_name[0] = '.'; \ diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h index 4a7cc453be0b..9c89cdd067a6 100644 --- a/arch/powerpc/include/asm/kvm_ppc.h +++ b/arch/powerpc/include/asm/kvm_ppc.h @@ -337,6 +337,10 @@ static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu) vcpu->kvm->arch.kvm_ops->fast_vcpu_kick(vcpu); } +extern void kvm_hv_vm_activated(void); +extern void kvm_hv_vm_deactivated(void); +extern bool kvm_hv_mode_active(void); + #else static inline void __init kvm_cma_reserve(void) {} @@ -356,6 +360,9 @@ static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu) { kvm_vcpu_kick(vcpu); } + +static inline bool kvm_hv_mode_active(void) { return false; } + #endif #ifdef CONFIG_KVM_XICS diff --git a/arch/powerpc/include/asm/linkage.h b/arch/powerpc/include/asm/linkage.h index b36f650a13ff..e3ad5c72724a 100644 --- a/arch/powerpc/include/asm/linkage.h +++ b/arch/powerpc/include/asm/linkage.h @@ -2,6 +2,7 @@ #define _ASM_POWERPC_LINKAGE_H #ifdef CONFIG_PPC64 +#if !defined(_CALL_ELF) || _CALL_ELF != 2 #define cond_syscall(x) \ asm ("\t.weak " #x "\n\t.set " #x ", sys_ni_syscall\n" \ "\t.weak ." #x "\n\t.set ." #x ", .sys_ni_syscall\n") @@ -9,5 +10,6 @@ asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n" \ "\t.globl ." #alias "\n\t.set ." #alias ", ." #name) #endif +#endif #endif /* _ASM_POWERPC_LINKAGE_H */ diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 5b6c03f1058f..f92b0b54e921 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -98,6 +98,9 @@ struct machdep_calls { void (*iommu_save)(void); void (*iommu_restore)(void); #endif +#ifdef CONFIG_MEMORY_HOTPLUG_SPARSE + unsigned long (*memory_block_size)(void); +#endif #endif /* CONFIG_PPC64 */ void (*pci_dma_dev_setup)(struct pci_dev *dev); @@ -113,6 +116,8 @@ struct machdep_calls { /* Optional, may be NULL. */ void (*show_cpuinfo)(struct seq_file *m); void (*show_percpuinfo)(struct seq_file *m, int i); + /* Returns the current operating frequency of "cpu" in Hz */ + unsigned long (*get_proc_freq)(unsigned int cpu); void (*init_IRQ)(void); @@ -241,6 +246,9 @@ struct machdep_calls { /* Called during PCI resource reassignment */ resource_size_t (*pcibios_window_alignment)(struct pci_bus *, unsigned long type); + /* Reset the secondary bus of bridge */ + void (*pcibios_reset_secondary_bus)(struct pci_dev *dev); + /* Called to shutdown machine specific hardware not already controlled * by other drivers. */ diff --git a/arch/powerpc/include/asm/module.h b/arch/powerpc/include/asm/module.h index 49fa55bfbac4..dcfcad139bcc 100644 --- a/arch/powerpc/include/asm/module.h +++ b/arch/powerpc/include/asm/module.h @@ -35,6 +35,7 @@ struct mod_arch_specific { #ifdef __powerpc64__ unsigned int stubs_section; /* Index of stubs section in module */ unsigned int toc_section; /* What section is the TOC? */ + bool toc_fixed; /* Have we fixed up .TOC.? */ #ifdef CONFIG_DYNAMIC_FTRACE unsigned long toc; unsigned long tramp; @@ -77,6 +78,9 @@ struct mod_arch_specific { # endif /* MODULE */ #endif +bool is_module_trampoline(u32 *insns); +int module_trampoline_target(struct module *mod, u32 *trampoline, + unsigned long *target); struct exception_table_entry; void sort_ex_table(struct exception_table_entry *start, diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 66ad7a74116f..cb15cbb51600 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -154,6 +154,7 @@ extern int opal_enter_rtas(struct rtas_args *args, #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 @@ -509,7 +510,7 @@ enum OpalMemErr_DynErrType { struct OpalMemoryErrorData { enum OpalMemErr_Version version:8; /* 0x00 */ enum OpalMemErrType type:8; /* 0x01 */ - uint16_t flags; /* 0x02 */ + __be16 flags; /* 0x02 */ uint8_t reserved_1[4]; /* 0x04 */ union { @@ -517,15 +518,15 @@ struct OpalMemoryErrorData { struct { enum OpalMemErr_ResilErrType resil_err_type:8; uint8_t reserved_1[7]; - uint64_t physical_address_start; - uint64_t physical_address_end; + __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]; - uint64_t physical_address_start; - uint64_t physical_address_end; + __be64 physical_address_start; + __be64 physical_address_end; } dyn_dealloc; } u; }; @@ -725,6 +726,11 @@ struct OpalIoPhb3ErrorData { uint64_t pestB[OPAL_PHB3_NUM_PEST_REGS]; }; +enum { + OPAL_REINIT_CPUS_HILE_BE = (1 << 0), + OPAL_REINIT_CPUS_HILE_LE = (1 << 1), +}; + typedef struct oppanel_line { const char * line; uint64_t line_len; @@ -849,6 +855,7 @@ 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); int64_t opal_return_cpu(void); +int64_t opal_reinit_cpus(uint64_t flags); int64_t opal_xscom_read(uint32_t gcid, uint64_t pcb_addr, __be64 *val); int64_t opal_xscom_write(uint32_t gcid, uint64_t pcb_addr, uint64_t val); @@ -916,6 +923,7 @@ extern void opal_get_rtc_time(struct rtc_time *tm); extern unsigned long opal_get_boot_time(void); extern void opal_nvram_init(void); extern void opal_flash_init(void); +extern void opal_flash_term_callback(void); extern int opal_elog_init(void); extern void opal_platform_dump_init(void); extern void opal_sys_param_init(void); diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index 8e956a0b6e85..bb0bd25f20d0 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -92,7 +92,10 @@ struct paca_struct { struct slb_shadow *slb_shadow_ptr; struct dtl_entry *dispatch_log; struct dtl_entry *dispatch_log_end; +#endif /* CONFIG_PPC_STD_MMU_64 */ + u64 dscr_default; /* per-CPU default DSCR */ +#ifdef CONFIG_PPC_STD_MMU_64 /* * Now, starting in cacheline 2, the exception save areas */ diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h index ed57fa7920c8..db1e2b8eff3c 100644 --- a/arch/powerpc/include/asm/ppc-pci.h +++ b/arch/powerpc/include/asm/ppc-pci.h @@ -58,6 +58,7 @@ int rtas_write_config(struct pci_dn *, int where, int size, u32 val); int rtas_read_config(struct pci_dn *, int where, int size, u32 *val); void eeh_pe_state_mark(struct eeh_pe *pe, int state); void eeh_pe_state_clear(struct eeh_pe *pe, int state); +void eeh_pe_dev_mode_mark(struct eeh_pe *pe, int mode); void eeh_sysfs_add_device(struct pci_dev *pdev); void eeh_sysfs_remove_device(struct pci_dev *pdev); diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h index cded7c1278ef..9ea266eae33e 100644 --- a/arch/powerpc/include/asm/ppc_asm.h +++ b/arch/powerpc/include/asm/ppc_asm.h @@ -57,7 +57,7 @@ BEGIN_FW_FTR_SECTION; \ LDX_BE r10,0,r10; /* get log write index */ \ cmpd cr1,r11,r10; \ beq+ cr1,33f; \ - bl .accumulate_stolen_time; \ + bl accumulate_stolen_time; \ ld r12,_MSR(r1); \ andi. r10,r12,MSR_PR; /* Restore cr0 (coming from user) */ \ 33: \ @@ -189,57 +189,53 @@ END_FW_FTR_SECTION_IFSET(FW_FEATURE_SPLPAR) #define __STK_REG(i) (112 + ((i)-14)*8) #define STK_REG(i) __STK_REG(__REG_##i) +#if defined(_CALL_ELF) && _CALL_ELF == 2 +#define STK_GOT 24 +#define __STK_PARAM(i) (32 + ((i)-3)*8) +#else +#define STK_GOT 40 #define __STK_PARAM(i) (48 + ((i)-3)*8) +#endif #define STK_PARAM(i) __STK_PARAM(__REG_##i) -#define XGLUE(a,b) a##b -#define GLUE(a,b) XGLUE(a,b) +#if defined(_CALL_ELF) && _CALL_ELF == 2 #define _GLOBAL(name) \ .section ".text"; \ .align 2 ; \ + .type name,@function; \ .globl name; \ - .globl GLUE(.,name); \ - .section ".opd","aw"; \ -name: \ - .quad GLUE(.,name); \ - .quad .TOC.@tocbase; \ - .quad 0; \ - .previous; \ - .type GLUE(.,name),@function; \ -GLUE(.,name): +name: -#define _INIT_GLOBAL(name) \ - __REF; \ +#define _GLOBAL_TOC(name) \ + .section ".text"; \ .align 2 ; \ + .type name,@function; \ .globl name; \ - .globl GLUE(.,name); \ - .section ".opd","aw"; \ name: \ - .quad GLUE(.,name); \ - .quad .TOC.@tocbase; \ - .quad 0; \ - .previous; \ - .type GLUE(.,name),@function; \ -GLUE(.,name): +0: addis r2,r12,(.TOC.-0b)@ha; \ + addi r2,r2,(.TOC.-0b)@l; \ + .localentry name,.-name #define _KPROBE(name) \ .section ".kprobes.text","a"; \ .align 2 ; \ + .type name,@function; \ .globl name; \ - .globl GLUE(.,name); \ - .section ".opd","aw"; \ -name: \ - .quad GLUE(.,name); \ - .quad .TOC.@tocbase; \ - .quad 0; \ - .previous; \ - .type GLUE(.,name),@function; \ -GLUE(.,name): +name: + +#define DOTSYM(a) a + +#else + +#define XGLUE(a,b) a##b +#define GLUE(a,b) XGLUE(a,b) -#define _STATIC(name) \ +#define _GLOBAL(name) \ .section ".text"; \ .align 2 ; \ + .globl name; \ + .globl GLUE(.,name); \ .section ".opd","aw"; \ name: \ .quad GLUE(.,name); \ @@ -249,9 +245,13 @@ name: \ .type GLUE(.,name),@function; \ GLUE(.,name): -#define _INIT_STATIC(name) \ - __REF; \ +#define _GLOBAL_TOC(name) _GLOBAL(name) + +#define _KPROBE(name) \ + .section ".kprobes.text","a"; \ .align 2 ; \ + .globl name; \ + .globl GLUE(.,name); \ .section ".opd","aw"; \ name: \ .quad GLUE(.,name); \ @@ -261,6 +261,10 @@ name: \ .type GLUE(.,name),@function; \ GLUE(.,name): +#define DOTSYM(a) GLUE(.,a) + +#endif + #else /* 32-bit */ #define _ENTRY(n) \ diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index d660dc36831a..6d59072e13a7 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -449,7 +449,7 @@ extern unsigned long cpuidle_disable; enum idle_boot_override {IDLE_NO_OVERRIDE = 0, IDLE_POWERSAVE_OFF}; extern int powersave_nap; /* set if nap mode can be used in idle loop */ -extern void power7_nap(void); +extern void power7_nap(int check_irq); extern void power7_sleep(void); extern void flush_instruction_cache(void); extern void hard_reset_now(void); diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index 4852bcf270f3..bffd89d27301 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -215,6 +215,7 @@ #define SPRN_TEXASR 0x82 /* Transaction EXception & Summary */ #define TEXASR_FS __MASK(63-36) /* Transaction Failure Summary */ #define SPRN_TEXASRU 0x83 /* '' '' '' Upper 32 */ +#define TEXASR_FS __MASK(63-36) /* TEXASR Failure Summary */ #define SPRN_TFHAR 0x80 /* Transaction Failure Handler Addr */ #define SPRN_CTRLF 0x088 #define SPRN_CTRLT 0x098 @@ -224,6 +225,7 @@ #define CTRL_TE 0x00c00000 /* thread enable */ #define CTRL_RUNLATCH 0x1 #define SPRN_DAWR 0xB4 +#define SPRN_RPR 0xBA /* Relative Priority Register */ #define SPRN_CIABR 0xBB #define CIABR_PRIV 0x3 #define CIABR_PRIV_USER 1 @@ -272,8 +274,10 @@ #define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */ #define SPRN_IC 0x350 /* Virtual Instruction Count */ #define SPRN_VTB 0x351 /* Virtual Time Base */ +#define SPRN_LDBAR 0x352 /* LD Base Address Register */ #define SPRN_PMICR 0x354 /* Power Management Idle Control Reg */ #define SPRN_PMSR 0x355 /* Power Management Status Reg */ +#define SPRN_PMMAR 0x356 /* Power Management Memory Activity Register */ #define SPRN_PMCR 0x374 /* Power Management Control Register */ /* HFSCR and FSCR bit numbers are the same */ @@ -433,6 +437,12 @@ #define HID0_BTCD (1<<1) /* Branch target cache disable */ #define HID0_NOPDST (1<<1) /* No-op dst, dstt, etc. instr. */ #define HID0_NOPTI (1<<0) /* No-op dcbt and dcbst instr. */ +/* POWER8 HID0 bits */ +#define HID0_POWER8_4LPARMODE __MASK(61) +#define HID0_POWER8_2LPARMODE __MASK(57) +#define HID0_POWER8_1TO2LPAR __MASK(52) +#define HID0_POWER8_1TO4LPAR __MASK(51) +#define HID0_POWER8_DYNLPARDIS __MASK(48) #define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ #ifdef CONFIG_6xx diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h index 521790330672..a5e930aca804 100644 --- a/arch/powerpc/include/asm/sections.h +++ b/arch/powerpc/include/asm/sections.h @@ -50,6 +50,7 @@ static inline int overlaps_kvm_tmp(unsigned long start, unsigned long end) #endif } +#if !defined(_CALL_ELF) || _CALL_ELF != 2 #undef dereference_function_descriptor static inline void *dereference_function_descriptor(void *ptr) { @@ -60,6 +61,7 @@ static inline void *dereference_function_descriptor(void *ptr) ptr = p; return ptr; } +#endif #endif diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h index ff51046b6466..5a6614a7f0b2 100644 --- a/arch/powerpc/include/asm/smp.h +++ b/arch/powerpc/include/asm/smp.h @@ -68,14 +68,6 @@ void generic_mach_cpu_die(void); void generic_set_cpu_dead(unsigned int cpu); void generic_set_cpu_up(unsigned int cpu); int generic_check_cpu_restart(unsigned int cpu); - -extern void inhibit_secondary_onlining(void); -extern void uninhibit_secondary_onlining(void); - -#else /* HOTPLUG_CPU */ -static inline void inhibit_secondary_onlining(void) {} -static inline void uninhibit_secondary_onlining(void) {} - #endif #ifdef CONFIG_PPC64 diff --git a/arch/powerpc/include/asm/string.h b/arch/powerpc/include/asm/string.h index 0dffad6bcc84..e40010abcaf1 100644 --- a/arch/powerpc/include/asm/string.h +++ b/arch/powerpc/include/asm/string.h @@ -10,9 +10,7 @@ #define __HAVE_ARCH_STRNCMP #define __HAVE_ARCH_STRCAT #define __HAVE_ARCH_MEMSET -#ifdef __BIG_ENDIAN__ #define __HAVE_ARCH_MEMCPY -#endif #define __HAVE_ARCH_MEMMOVE #define __HAVE_ARCH_MEMCMP #define __HAVE_ARCH_MEMCHR @@ -24,9 +22,7 @@ extern int strcmp(const char *,const char *); extern int strncmp(const char *, const char *, __kernel_size_t); extern char * strcat(char *, const char *); extern void * memset(void *,int,__kernel_size_t); -#ifdef __BIG_ENDIAN__ extern void * memcpy(void *,const void *,__kernel_size_t); -#endif extern void * memmove(void *,const void *,__kernel_size_t); extern int memcmp(const void *,const void *,__kernel_size_t); extern void * memchr(const void *,int,__kernel_size_t); diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index ea4dc3a89c1f..babbeca6850f 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -62,7 +62,7 @@ COMPAT_SYS_SPU(fcntl) SYSCALL(ni_syscall) SYSCALL_SPU(setpgid) SYSCALL(ni_syscall) -SYSX(sys_ni_syscall,sys_olduname, sys_olduname) +SYSX(sys_ni_syscall,sys_olduname,sys_olduname) SYSCALL_SPU(umask) SYSCALL_SPU(chroot) COMPAT_SYS(ustat) @@ -190,7 +190,7 @@ SYSCALL_SPU(getcwd) SYSCALL_SPU(capget) SYSCALL_SPU(capset) COMPAT_SYS(sigaltstack) -COMPAT_SYS_SPU(sendfile) +SYSX_SPU(sys_sendfile64,compat_sys_sendfile,sys_sendfile) SYSCALL(ni_syscall) SYSCALL(ni_syscall) PPC_SYS(vfork) @@ -258,7 +258,7 @@ SYSCALL_SPU(tgkill) COMPAT_SYS_SPU(utimes) COMPAT_SYS_SPU(statfs64) COMPAT_SYS_SPU(fstatfs64) -SYSX(sys_ni_syscall, ppc_fadvise64_64, ppc_fadvise64_64) +SYSX(sys_ni_syscall,ppc_fadvise64_64,ppc_fadvise64_64) PPC_SYS_SPU(rtas) OLDSYS(debug_setcontext) SYSCALL(ni_syscall) @@ -295,7 +295,7 @@ SYSCALL_SPU(mkdirat) SYSCALL_SPU(mknodat) SYSCALL_SPU(fchownat) COMPAT_SYS_SPU(futimesat) -SYSX_SPU(sys_newfstatat, sys_fstatat64, sys_fstatat64) +SYSX_SPU(sys_newfstatat,sys_fstatat64,sys_fstatat64) SYSCALL_SPU(unlinkat) SYSCALL_SPU(renameat) SYSCALL_SPU(linkat) diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h index 6c8a8c5a37a1..5f1048eaa5b6 100644 --- a/arch/powerpc/include/asm/topology.h +++ b/arch/powerpc/include/asm/topology.h @@ -16,19 +16,6 @@ struct device_node; #include <asm/mmzone.h> -static inline int cpu_to_node(int cpu) -{ - int nid; - - nid = numa_cpu_lookup_table[cpu]; - - /* - * During early boot, the numa-cpu lookup table might not have been - * setup for all CPUs yet. In such cases, default to node 0. - */ - return (nid < 0) ? 0 : nid; -} - #define parent_node(node) (node) #define cpumask_of_node(node) ((node) == -1 ? \ |