summaryrefslogtreecommitdiffstats
path: root/arch/sh/include/asm/processor.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include/asm/processor.h')
-rw-r--r--arch/sh/include/asm/processor.h44
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)
OpenPOWER on IntegriCloud