diff options
Diffstat (limited to 'arch/sh/include/asm/processor.h')
-rw-r--r-- | arch/sh/include/asm/processor.h | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h index ff7daaf9a620..c9e7cbc4768a 100644 --- a/arch/sh/include/asm/processor.h +++ b/arch/sh/include/asm/processor.h @@ -32,7 +32,7 @@ enum cpu_type { /* SH-4A types */ CPU_SH7763, CPU_SH7770, CPU_SH7780, CPU_SH7781, CPU_SH7785, CPU_SH7786, - CPU_SH7723, CPU_SH7724, CPU_SHX3, + CPU_SH7723, CPU_SH7724, CPU_SH7757, CPU_SHX3, /* SH4AL-DSP types */ CPU_SH7343, CPU_SH7722, CPU_SH7366, @@ -44,6 +44,17 @@ enum cpu_type { CPU_SH_NONE }; +enum cpu_family { + CPU_FAMILY_SH2, + CPU_FAMILY_SH2A, + CPU_FAMILY_SH3, + CPU_FAMILY_SH4, + CPU_FAMILY_SH4A, + CPU_FAMILY_SH4AL_DSP, + CPU_FAMILY_SH5, + CPU_FAMILY_UNKNOWN, +}; + /* * TLB information structure * @@ -61,7 +72,7 @@ struct tlb_info { }; struct sh_cpuinfo { - unsigned int type; + unsigned int type, family; int cut_major, cut_minor; unsigned long loops_per_jiffy; unsigned long asid_cache; @@ -74,6 +85,11 @@ struct sh_cpuinfo { struct tlb_info itlb; struct tlb_info dtlb; +#ifdef CONFIG_SMP + struct task_struct *idle; +#endif + + unsigned int phys_bits; unsigned long flags; } __attribute__ ((aligned(L1_CACHE_BYTES))); @@ -87,13 +103,37 @@ extern struct sh_cpuinfo cpu_data[]; /* Forward decl */ struct seq_operations; +struct task_struct; extern struct pt_regs fake_swapper_regs; +extern void cpu_init(void); +extern void cpu_probe(void); + +/* arch/sh/kernel/process.c */ +extern unsigned int xstate_size; +extern void free_thread_xstate(struct task_struct *); +extern struct kmem_cache *task_xstate_cachep; + +/* arch/sh/mm/alignment.c */ +extern int get_unalign_ctl(struct task_struct *, unsigned long addr); +extern int set_unalign_ctl(struct task_struct *, unsigned int val); + +#define GET_UNALIGN_CTL(tsk, addr) get_unalign_ctl((tsk), (addr)) +#define SET_UNALIGN_CTL(tsk, val) set_unalign_ctl((tsk), (val)) + +/* arch/sh/mm/init.c */ +extern unsigned int mem_init_done; + /* arch/sh/kernel/setup.c */ const char *get_cpu_subtype(struct sh_cpuinfo *c); extern const struct seq_operations cpuinfo_op; +/* thread_struct flags */ +#define SH_THREAD_UAC_NOPRINT (1 << 0) +#define SH_THREAD_UAC_SIGBUS (1 << 1) +#define SH_THREAD_UAC_MASK (SH_THREAD_UAC_NOPRINT | SH_THREAD_UAC_SIGBUS) + /* processor boot mode configuration */ #define MODE_PIN0 (1 << 0) #define MODE_PIN1 (1 << 1) |