144 lines
3.2 KiB
C
144 lines
3.2 KiB
C
|
#ifndef __ASM_SH_PROCESSOR_H
|
||
|
|
#define __ASM_SH_PROCESSOR_H
|
||
|
|
|
||
|
|
#include <asm/cpu-features.h>
|
||
|
|
#include <asm/segment.h>
|
||
|
|
#include <asm/cache.h>
|
||
|
|
|
||
|
|
#ifndef __ASSEMBLY__
|
||
|
|
/*
|
||
|
|
* CPU type and hardware bug flags. Kept separately for each CPU.
|
||
|
|
*
|
||
|
|
* Each one of these also needs a CONFIG_CPU_SUBTYPE_xxx entry
|
||
|
|
* in arch/sh/mm/Kconfig, as well as an entry in arch/sh/kernel/setup.c
|
||
|
|
* for parsing the subtype in get_cpu_subtype().
|
||
|
|
*/
|
||
|
|
enum cpu_type {
|
||
|
|
/* SH-2 types */
|
||
|
|
CPU_SH7619,
|
||
|
|
|
||
|
|
/* SH-2A types */
|
||
|
|
CPU_SH7201, CPU_SH7203, CPU_SH7206, CPU_SH7263, CPU_MXG,
|
||
|
|
|
||
|
|
/* SH-3 types */
|
||
|
|
CPU_SH7705, CPU_SH7706, CPU_SH7707,
|
||
|
|
CPU_SH7708, CPU_SH7708S, CPU_SH7708R,
|
||
|
|
CPU_SH7709, CPU_SH7709A, CPU_SH7710, CPU_SH7712,
|
||
|
|
CPU_SH7720, CPU_SH7721, CPU_SH7729,
|
||
|
|
|
||
|
|
/* SH-4 types */
|
||
|
|
CPU_SH7750, CPU_SH7750S, CPU_SH7750R, CPU_SH7751, CPU_SH7751R,
|
||
|
|
CPU_SH7760, CPU_SH4_202, CPU_SH4_501,
|
||
|
|
|
||
|
|
/* SH-4A types */
|
||
|
|
CPU_SH7763, CPU_SH7770, CPU_SH7780, CPU_SH7781, CPU_SH7785, CPU_SH7786,
|
||
|
|
CPU_SH7723, CPU_SH7724, CPU_SH7757, CPU_SHX3,
|
||
|
|
|
||
|
|
/* SH4AL-DSP types */
|
||
|
|
CPU_SH7343, CPU_SH7722, CPU_SH7366,
|
||
|
|
|
||
|
|
/* SH-5 types */
|
||
|
|
CPU_SH5_101, CPU_SH5_103,
|
||
|
|
|
||
|
|
/* Unknown subtype */
|
||
|
|
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
|
||
|
|
*
|
||
|
|
* Defined for both I and D tlb, per-processor.
|
||
|
|
*/
|
||
|
|
struct tlb_info {
|
||
|
|
unsigned long long next;
|
||
|
|
unsigned long long first;
|
||
|
|
unsigned long long last;
|
||
|
|
|
||
|
|
unsigned int entries;
|
||
|
|
unsigned int step;
|
||
|
|
|
||
|
|
unsigned long flags;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct sh_cpuinfo {
|
||
|
|
unsigned int type, family;
|
||
|
|
int cut_major, cut_minor;
|
||
|
|
unsigned long loops_per_jiffy;
|
||
|
|
unsigned long asid_cache;
|
||
|
|
|
||
|
|
struct cache_info icache; /* Primary I-cache */
|
||
|
|
struct cache_info dcache; /* Primary D-cache */
|
||
|
|
struct cache_info scache; /* Secondary cache */
|
||
|
|
|
||
|
|
/* TLB info */
|
||
|
|
struct tlb_info itlb;
|
||
|
|
struct tlb_info dtlb;
|
||
|
|
|
||
|
|
unsigned long flags;
|
||
|
|
} __attribute__ ((aligned(L1_CACHE_BYTES)));
|
||
|
|
|
||
|
|
extern struct sh_cpuinfo cpu_data[];
|
||
|
|
#define boot_cpu_data cpu_data[0]
|
||
|
|
#define current_cpu_data cpu_data[smp_processor_id()]
|
||
|
|
#define raw_current_cpu_data cpu_data[raw_smp_processor_id()]
|
||
|
|
|
||
|
|
#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory")
|
||
|
|
#define cpu_relax() barrier()
|
||
|
|
|
||
|
|
/* Forward decl */
|
||
|
|
struct seq_operations;
|
||
|
|
|
||
|
|
extern struct pt_regs fake_swapper_regs;
|
||
|
|
|
||
|
|
/* arch/sh/kernel/setup.c */
|
||
|
|
const char *get_cpu_subtype(struct sh_cpuinfo *c);
|
||
|
|
extern const struct seq_operations cpuinfo_op;
|
||
|
|
|
||
|
|
/* processor boot mode configuration */
|
||
|
|
#define MODE_PIN0 (1 << 0)
|
||
|
|
#define MODE_PIN1 (1 << 1)
|
||
|
|
#define MODE_PIN2 (1 << 2)
|
||
|
|
#define MODE_PIN3 (1 << 3)
|
||
|
|
#define MODE_PIN4 (1 << 4)
|
||
|
|
#define MODE_PIN5 (1 << 5)
|
||
|
|
#define MODE_PIN6 (1 << 6)
|
||
|
|
#define MODE_PIN7 (1 << 7)
|
||
|
|
#define MODE_PIN8 (1 << 8)
|
||
|
|
#define MODE_PIN9 (1 << 9)
|
||
|
|
#define MODE_PIN10 (1 << 10)
|
||
|
|
#define MODE_PIN11 (1 << 11)
|
||
|
|
#define MODE_PIN12 (1 << 12)
|
||
|
|
#define MODE_PIN13 (1 << 13)
|
||
|
|
#define MODE_PIN14 (1 << 14)
|
||
|
|
#define MODE_PIN15 (1 << 15)
|
||
|
|
|
||
|
|
int generic_mode_pins(void);
|
||
|
|
int test_mode_pin(int pin);
|
||
|
|
|
||
|
|
#ifdef CONFIG_VSYSCALL
|
||
|
|
int vsyscall_init(void);
|
||
|
|
#else
|
||
|
|
#define vsyscall_init() do { } while (0)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __ASSEMBLY__ */
|
||
|
|
|
||
|
|
#ifdef CONFIG_SUPERH32
|
||
|
|
# include "processor_32.h"
|
||
|
|
#else
|
||
|
|
# include "processor_64.h"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __ASM_SH_PROCESSOR_H */
|