| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| David S. Miller | 930 | 74.58% | 13 | 65.00% |
| Sam Ravnborg | 286 | 22.94% | 3 | 15.00% |
| Khalid Aziz | 29 | 2.33% | 2 | 10.00% |
| Roland McGrath | 1 | 0.08% | 1 | 5.00% |
| Greg Kroah-Hartman | 1 | 0.08% | 1 | 5.00% |
| Total | 1247 | 20 |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ENTRY_H #define _ENTRY_H #include <linux/kernel.h> #include <linux/types.h> #include <linux/init.h> /* irq */ void handler_irq(int irq, struct pt_regs *regs); #ifdef CONFIG_SPARC32 /* traps */ void do_hw_interrupt(struct pt_regs *regs, unsigned long type); void do_illegal_instruction(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void do_priv_instruction(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void do_memaccess_unaligned(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void do_fpd_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void do_fpe_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void handle_tag_overflow(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void handle_watchpoint(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void handle_reg_access(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void handle_cp_disabled(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); void handle_cp_exception(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); /* entry.S */ void fpsave(unsigned long *fpregs, unsigned long *fsr, void *fpqueue, unsigned long *fpqdepth); void fpload(unsigned long *fpregs, unsigned long *fsr); #else /* CONFIG_SPARC32 */ #include <asm/trap_block.h> struct popc_3insn_patch_entry { unsigned int addr; unsigned int insns[3]; }; extern struct popc_3insn_patch_entry __popc_3insn_patch, __popc_3insn_patch_end; struct popc_6insn_patch_entry { unsigned int addr; unsigned int insns[6]; }; extern struct popc_6insn_patch_entry __popc_6insn_patch, __popc_6insn_patch_end; struct pause_patch_entry { unsigned int addr; unsigned int insns[3]; }; extern struct pause_patch_entry __pause_3insn_patch, __pause_3insn_patch_end; void sun4v_patch_1insn_range(struct sun4v_1insn_patch_entry *, struct sun4v_1insn_patch_entry *); void sun4v_patch_2insn_range(struct sun4v_2insn_patch_entry *, struct sun4v_2insn_patch_entry *); void sun_m7_patch_2insn_range(struct sun4v_2insn_patch_entry *, struct sun4v_2insn_patch_entry *); extern unsigned int dcache_parity_tl1_occurred; extern unsigned int icache_parity_tl1_occurred; asmlinkage void sparc_breakpoint(struct pt_regs *regs); void timer_interrupt(int irq, struct pt_regs *regs); void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long thread_info_flags); asmlinkage int syscall_trace_enter(struct pt_regs *regs); asmlinkage void syscall_trace_leave(struct pt_regs *regs); void bad_trap_tl1(struct pt_regs *regs, long lvl); void do_fpieee(struct pt_regs *regs); void do_fpother(struct pt_regs *regs); void do_tof(struct pt_regs *regs); void do_div0(struct pt_regs *regs); void do_illegal_instruction(struct pt_regs *regs); void mem_address_unaligned(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr); void sun4v_do_mna(struct pt_regs *regs, unsigned long addr, unsigned long type_ctx); void do_privop(struct pt_regs *regs); void do_privact(struct pt_regs *regs); void do_cee(struct pt_regs *regs); void do_div0_tl1(struct pt_regs *regs); void do_fpieee_tl1(struct pt_regs *regs); void do_fpother_tl1(struct pt_regs *regs); void do_ill_tl1(struct pt_regs *regs); void do_irq_tl1(struct pt_regs *regs); void do_lddfmna_tl1(struct pt_regs *regs); void do_stdfmna_tl1(struct pt_regs *regs); void do_paw(struct pt_regs *regs); void do_paw_tl1(struct pt_regs *regs); void do_vaw(struct pt_regs *regs); void do_vaw_tl1(struct pt_regs *regs); void do_tof_tl1(struct pt_regs *regs); void do_getpsr(struct pt_regs *regs); void spitfire_insn_access_exception(struct pt_regs *regs, unsigned long sfsr, unsigned long sfar); void spitfire_insn_access_exception_tl1(struct pt_regs *regs, unsigned long sfsr, unsigned long sfar); void spitfire_data_access_exception(struct pt_regs *regs, unsigned long sfsr, unsigned long sfar); void spitfire_data_access_exception_tl1(struct pt_regs *regs, unsigned long sfsr, unsigned long sfar); void spitfire_access_error(struct pt_regs *regs, unsigned long status_encoded, unsigned long afar); void cheetah_fecc_handler(struct pt_regs *regs, unsigned long afsr, unsigned long afar); void cheetah_cee_handler(struct pt_regs *regs, unsigned long afsr, unsigned long afar); void cheetah_deferred_handler(struct pt_regs *regs, unsigned long afsr, unsigned long afar); void cheetah_plus_parity_error(int type, struct pt_regs *regs); void sun4v_insn_access_exception(struct pt_regs *regs, unsigned long addr, unsigned long type_ctx); void sun4v_insn_access_exception_tl1(struct pt_regs *regs, unsigned long addr, unsigned long type_ctx); void sun4v_data_access_exception(struct pt_regs *regs, unsigned long addr, unsigned long type_ctx); void sun4v_data_access_exception_tl1(struct pt_regs *regs, unsigned long addr, unsigned long type_ctx); void sun4v_resum_error(struct pt_regs *regs, unsigned long offset); void sun4v_resum_overflow(struct pt_regs *regs); void sun4v_nonresum_error(struct pt_regs *regs, unsigned long offset); void sun4v_nonresum_overflow(struct pt_regs *regs); void sun4v_mem_corrupt_detect_precise(struct pt_regs *regs, unsigned long addr, unsigned long context); extern unsigned long sun4v_err_itlb_vaddr; extern unsigned long sun4v_err_itlb_ctx; extern unsigned long sun4v_err_itlb_pte; extern unsigned long sun4v_err_itlb_error; void sun4v_itlb_error_report(struct pt_regs *regs, int tl); extern unsigned long sun4v_err_dtlb_vaddr; extern unsigned long sun4v_err_dtlb_ctx; extern unsigned long sun4v_err_dtlb_pte; extern unsigned long sun4v_err_dtlb_error; void sun4v_dtlb_error_report(struct pt_regs *regs, int tl); void hypervisor_tlbop_error(unsigned long err, unsigned long op); void hypervisor_tlbop_error_xcall(unsigned long err, unsigned long op); /* WARNING: The error trap handlers in assembly know the precise * layout of the following structure. * * C-level handlers in traps.c use this information to log the * error and then determine how to recover (if possible). */ struct cheetah_err_info { /*0x00*/u64 afsr; /*0x08*/u64 afar; /* D-cache state */ /*0x10*/u64 dcache_data[4]; /* The actual data */ /*0x30*/u64 dcache_index; /* D-cache index */ /*0x38*/u64 dcache_tag; /* D-cache tag/valid */ /*0x40*/u64 dcache_utag; /* D-cache microtag */ /*0x48*/u64 dcache_stag; /* D-cache snooptag */ /* I-cache state */ /*0x50*/u64 icache_data[8]; /* The actual insns + predecode */ /*0x90*/u64 icache_index; /* I-cache index */ /*0x98*/u64 icache_tag; /* I-cache phys tag */ /*0xa0*/u64 icache_utag; /* I-cache microtag */ /*0xa8*/u64 icache_stag; /* I-cache snooptag */ /*0xb0*/u64 icache_upper; /* I-cache upper-tag */ /*0xb8*/u64 icache_lower; /* I-cache lower-tag */ /* E-cache state */ /*0xc0*/u64 ecache_data[4]; /* 32 bytes from staging registers */ /*0xe0*/u64 ecache_index; /* E-cache index */ /*0xe8*/u64 ecache_tag; /* E-cache tag/state */ /*0xf0*/u64 __pad[32 - 30]; }; #define CHAFSR_INVALID ((u64)-1L) /* This is allocated at boot time based upon the largest hardware * cpu ID in the system. We allocate two entries per cpu, one for * TL==0 logging and one for TL >= 1 logging. */ extern struct cheetah_err_info *cheetah_error_log; /* UPA nodes send interrupt packet to UltraSparc with first data reg * value low 5 (7 on Starfire) bits holding the IRQ identifier being * delivered. We must translate this into a non-vector IRQ so we can * set the softint on this cpu. * * To make processing these packets efficient and race free we use * an array of irq buckets below. The interrupt vector handler in * entry.S feeds incoming packets into per-cpu pil-indexed lists. * * If you make changes to ino_bucket, please update hand coded assembler * of the vectored interrupt trap handler(s) in entry.S and sun4v_ivec.S */ struct ino_bucket { /*0x00*/unsigned long __irq_chain_pa; /* Interrupt number assigned to this INO. */ /*0x08*/unsigned int __irq; /*0x0c*/unsigned int __pad; }; extern struct ino_bucket *ivector_table; extern unsigned long ivector_table_pa; void init_irqwork_curcpu(void); void sun4v_register_mondo_queues(int this_cpu); #endif /* CONFIG_SPARC32 */ #endif /* _ENTRY_H */
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