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yaml --- r: 87862 b: refs/heads/master c: c94b432 h: refs/heads/master v: v3
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Linus Torvalds
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,2 @@ | ||
| --- | ||
| refs/heads/master: 1192aeb957402b45f311895f124e4ca41206843c | ||
| refs/heads/master: c94b4321ebde51a80a805f7a5e102ac083ae2ac9 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,196 @@ | ||
| #ifndef _ENTRY_H | ||
| #define _ENTRY_H | ||
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| #include <linux/kernel.h> | ||
| #include <linux/types.h> | ||
| #include <linux/init.h> | ||
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| extern char *sparc_cpu_type; | ||
| extern char *sparc_fpu_type; | ||
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| extern void __init per_cpu_patch(void); | ||
| extern void __init sun4v_patch(void); | ||
| extern void __init boot_cpu_id_too_large(int cpu); | ||
| extern unsigned int dcache_parity_tl1_occurred; | ||
| extern unsigned int icache_parity_tl1_occurred; | ||
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| extern asmlinkage void update_perfctrs(void); | ||
| extern asmlinkage void sparc_breakpoint(struct pt_regs *regs); | ||
| extern void timer_interrupt(int irq, struct pt_regs *regs); | ||
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| extern void do_notify_resume(struct pt_regs *regs, | ||
| unsigned long orig_i0, | ||
| int restart_syscall, | ||
| unsigned long thread_info_flags); | ||
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|
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| extern asmlinkage void syscall_trace(struct pt_regs *regs, | ||
| int syscall_exit_p); | ||
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| extern void bad_trap_tl1(struct pt_regs *regs, long lvl); | ||
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| extern void do_fpe_common(struct pt_regs *regs); | ||
| extern void do_fpieee(struct pt_regs *regs); | ||
| extern void do_fpother(struct pt_regs *regs); | ||
| extern void do_tof(struct pt_regs *regs); | ||
| extern void do_div0(struct pt_regs *regs); | ||
| extern void do_illegal_instruction(struct pt_regs *regs); | ||
| extern void mem_address_unaligned(struct pt_regs *regs, | ||
| unsigned long sfar, | ||
| unsigned long sfsr); | ||
| extern void sun4v_do_mna(struct pt_regs *regs, | ||
| unsigned long addr, | ||
| unsigned long type_ctx); | ||
| extern void do_privop(struct pt_regs *regs); | ||
| extern void do_privact(struct pt_regs *regs); | ||
| extern void do_cee(struct pt_regs *regs); | ||
| extern void do_cee_tl1(struct pt_regs *regs); | ||
| extern void do_dae_tl1(struct pt_regs *regs); | ||
| extern void do_iae_tl1(struct pt_regs *regs); | ||
| extern void do_div0_tl1(struct pt_regs *regs); | ||
| extern void do_fpdis_tl1(struct pt_regs *regs); | ||
| extern void do_fpieee_tl1(struct pt_regs *regs); | ||
| extern void do_fpother_tl1(struct pt_regs *regs); | ||
| extern void do_ill_tl1(struct pt_regs *regs); | ||
| extern void do_irq_tl1(struct pt_regs *regs); | ||
| extern void do_lddfmna_tl1(struct pt_regs *regs); | ||
| extern void do_stdfmna_tl1(struct pt_regs *regs); | ||
| extern void do_paw(struct pt_regs *regs); | ||
| extern void do_paw_tl1(struct pt_regs *regs); | ||
| extern void do_vaw(struct pt_regs *regs); | ||
| extern void do_vaw_tl1(struct pt_regs *regs); | ||
| extern void do_tof_tl1(struct pt_regs *regs); | ||
| extern void do_getpsr(struct pt_regs *regs); | ||
|
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| extern void spitfire_insn_access_exception(struct pt_regs *regs, | ||
| unsigned long sfsr, | ||
| unsigned long sfar); | ||
| extern void spitfire_insn_access_exception_tl1(struct pt_regs *regs, | ||
| unsigned long sfsr, | ||
| unsigned long sfar); | ||
| extern void spitfire_data_access_exception(struct pt_regs *regs, | ||
| unsigned long sfsr, | ||
| unsigned long sfar); | ||
| extern void spitfire_data_access_exception_tl1(struct pt_regs *regs, | ||
| unsigned long sfsr, | ||
| unsigned long sfar); | ||
| extern void spitfire_access_error(struct pt_regs *regs, | ||
| unsigned long status_encoded, | ||
| unsigned long afar); | ||
|
|
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| extern void cheetah_fecc_handler(struct pt_regs *regs, | ||
| unsigned long afsr, | ||
| unsigned long afar); | ||
| extern void cheetah_cee_handler(struct pt_regs *regs, | ||
| unsigned long afsr, | ||
| unsigned long afar); | ||
| extern void cheetah_deferred_handler(struct pt_regs *regs, | ||
| unsigned long afsr, | ||
| unsigned long afar); | ||
| extern void cheetah_plus_parity_error(int type, struct pt_regs *regs); | ||
|
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| extern void sun4v_insn_access_exception(struct pt_regs *regs, | ||
| unsigned long addr, | ||
| unsigned long type_ctx); | ||
| extern void sun4v_insn_access_exception_tl1(struct pt_regs *regs, | ||
| unsigned long addr, | ||
| unsigned long type_ctx); | ||
| extern void sun4v_data_access_exception(struct pt_regs *regs, | ||
| unsigned long addr, | ||
| unsigned long type_ctx); | ||
| extern void sun4v_data_access_exception_tl1(struct pt_regs *regs, | ||
| unsigned long addr, | ||
| unsigned long type_ctx); | ||
| extern void sun4v_resum_error(struct pt_regs *regs, | ||
| unsigned long offset); | ||
| extern void sun4v_resum_overflow(struct pt_regs *regs); | ||
| extern void sun4v_nonresum_error(struct pt_regs *regs, | ||
| unsigned long offset); | ||
| extern void sun4v_nonresum_overflow(struct pt_regs *regs); | ||
|
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| 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; | ||
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| extern void sun4v_itlb_error_report(struct pt_regs *regs, int tl); | ||
|
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| 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; | ||
|
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| extern void sun4v_dtlb_error_report(struct pt_regs *regs, int tl); | ||
| extern void hypervisor_tlbop_error(unsigned long err, | ||
| unsigned long op); | ||
| extern void hypervisor_tlbop_error_xcall(unsigned long err, | ||
| unsigned long op); | ||
|
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||
| /* 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; | ||
|
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||
| /* 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 */ | ||
|
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| /* 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 */ | ||
|
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||
| /* 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 */ | ||
|
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| /*0xf0*/u64 __pad[32 - 30]; | ||
| }; | ||
| #define CHAFSR_INVALID ((u64)-1L) | ||
|
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||
| /* 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; | ||
|
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| /* 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; | ||
|
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| /* Virtual interrupt number assigned to this INO. */ | ||
| /*0x08*/unsigned int __virt_irq; | ||
| /*0x0c*/unsigned int __pad; | ||
| }; | ||
|
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| extern struct ino_bucket *ivector_table; | ||
| extern unsigned long ivector_table_pa; | ||
|
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| extern void handler_irq(int irq, struct pt_regs *regs); | ||
| extern void init_irqwork_curcpu(void); | ||
| extern void __cpuinit sun4v_register_mondo_queues(int this_cpu); | ||
|
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||
| #endif /* _ENTRY_H */ |
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