Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_SH_PROCESSOR_H |
| 2 | #define __ASM_SH_PROCESSOR_H |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | |
Paul Mundt | 76168c2 | 2007-11-10 20:01:51 +0900 | [diff] [blame] | 4 | #include <asm/cpu-features.h> |
Paul Mundt | 02f7e62 | 2008-06-03 18:48:54 +0900 | [diff] [blame] | 5 | #include <asm/segment.h> |
Paul Mundt | 81b6699 | 2008-09-17 23:24:02 +0900 | [diff] [blame] | 6 | #include <asm/cache.h> |
Paul Mundt | 76168c2 | 2007-11-10 20:01:51 +0900 | [diff] [blame] | 7 | |
Paul Mundt | 343ac72 | 2007-11-11 18:11:18 +0900 | [diff] [blame] | 8 | #ifndef __ASSEMBLY__ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | /* |
| 10 | * CPU type and hardware bug flags. Kept separately for each CPU. |
| 11 | * |
| 12 | * Each one of these also needs a CONFIG_CPU_SUBTYPE_xxx entry |
Paul Mundt | de02797 | 2006-02-01 03:06:02 -0800 | [diff] [blame] | 13 | * in arch/sh/mm/Kconfig, as well as an entry in arch/sh/kernel/setup.c |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | * for parsing the subtype in get_cpu_subtype(). |
| 15 | */ |
| 16 | enum cpu_type { |
| 17 | /* SH-2 types */ |
Paul Mundt | b9601c5 | 2007-06-08 11:55:28 +0900 | [diff] [blame] | 18 | CPU_SH7619, |
Yoshinori Sato | b229632 | 2006-11-05 16:18:08 +0900 | [diff] [blame] | 19 | |
| 20 | /* SH-2A types */ |
Peter Griffin | 2825999 | 2008-11-28 22:48:20 +0900 | [diff] [blame] | 21 | CPU_SH7201, CPU_SH7203, CPU_SH7206, CPU_SH7263, CPU_MXG, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | |
| 23 | /* SH-3 types */ |
Paul Mundt | e5723e0 | 2006-09-27 17:38:11 +0900 | [diff] [blame] | 24 | CPU_SH7705, CPU_SH7706, CPU_SH7707, |
| 25 | CPU_SH7708, CPU_SH7708S, CPU_SH7708R, |
Nobuhiro Iwamatsu | 9465a54 | 2007-03-27 18:13:51 +0900 | [diff] [blame] | 26 | CPU_SH7709, CPU_SH7709A, CPU_SH7710, CPU_SH7712, |
Yoshihiro Shimoda | 31a49c4 | 2007-12-26 11:45:06 +0900 | [diff] [blame] | 27 | CPU_SH7720, CPU_SH7721, CPU_SH7729, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 | |
| 29 | /* SH-4 types */ |
| 30 | CPU_SH7750, CPU_SH7750S, CPU_SH7750R, CPU_SH7751, CPU_SH7751R, |
Paul Mundt | f966918 | 2007-11-07 11:05:32 +0900 | [diff] [blame] | 31 | CPU_SH7760, CPU_SH4_202, CPU_SH4_501, |
Paul Mundt | b552c7e | 2006-11-20 14:14:29 +0900 | [diff] [blame] | 32 | |
| 33 | /* SH-4A types */ |
Kuninori Morimoto | 55ba99e | 2009-03-03 15:40:25 +0900 | [diff] [blame] | 34 | CPU_SH7763, CPU_SH7770, CPU_SH7780, CPU_SH7781, CPU_SH7785, CPU_SH7786, |
Yoshihiro Shimoda | c01f0f1 | 2009-08-21 16:30:28 +0900 | [diff] [blame] | 35 | CPU_SH7723, CPU_SH7724, CPU_SH7757, CPU_SHX3, |
Paul Mundt | 41504c3 | 2006-12-11 20:28:03 +0900 | [diff] [blame] | 36 | |
| 37 | /* SH4AL-DSP types */ |
Magnus Damm | 9109a30 | 2008-02-08 17:31:24 +0900 | [diff] [blame] | 38 | CPU_SH7343, CPU_SH7722, CPU_SH7366, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | |
Paul Mundt | af3c7df | 2007-11-09 17:08:54 +0900 | [diff] [blame] | 40 | /* SH-5 types */ |
| 41 | CPU_SH5_101, CPU_SH5_103, |
| 42 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | /* Unknown subtype */ |
| 44 | CPU_SH_NONE |
| 45 | }; |
| 46 | |
Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 47 | enum cpu_family { |
| 48 | CPU_FAMILY_SH2, |
| 49 | CPU_FAMILY_SH2A, |
| 50 | CPU_FAMILY_SH3, |
| 51 | CPU_FAMILY_SH4, |
| 52 | CPU_FAMILY_SH4A, |
| 53 | CPU_FAMILY_SH4AL_DSP, |
| 54 | CPU_FAMILY_SH5, |
| 55 | CPU_FAMILY_UNKNOWN, |
| 56 | }; |
| 57 | |
Paul Mundt | 81b6699 | 2008-09-17 23:24:02 +0900 | [diff] [blame] | 58 | /* |
| 59 | * TLB information structure |
| 60 | * |
| 61 | * Defined for both I and D tlb, per-processor. |
| 62 | */ |
| 63 | struct tlb_info { |
| 64 | unsigned long long next; |
| 65 | unsigned long long first; |
| 66 | unsigned long long last; |
| 67 | |
| 68 | unsigned int entries; |
| 69 | unsigned int step; |
| 70 | |
| 71 | unsigned long flags; |
| 72 | }; |
| 73 | |
| 74 | struct sh_cpuinfo { |
Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 75 | unsigned int type, family; |
Paul Mundt | 81b6699 | 2008-09-17 23:24:02 +0900 | [diff] [blame] | 76 | int cut_major, cut_minor; |
| 77 | unsigned long loops_per_jiffy; |
| 78 | unsigned long asid_cache; |
| 79 | |
| 80 | struct cache_info icache; /* Primary I-cache */ |
| 81 | struct cache_info dcache; /* Primary D-cache */ |
| 82 | struct cache_info scache; /* Secondary cache */ |
| 83 | |
| 84 | /* TLB info */ |
| 85 | struct tlb_info itlb; |
| 86 | struct tlb_info dtlb; |
| 87 | |
| 88 | unsigned long flags; |
| 89 | } __attribute__ ((aligned(L1_CACHE_BYTES))); |
| 90 | |
| 91 | extern struct sh_cpuinfo cpu_data[]; |
| 92 | #define boot_cpu_data cpu_data[0] |
| 93 | #define current_cpu_data cpu_data[smp_processor_id()] |
| 94 | #define raw_current_cpu_data cpu_data[raw_smp_processor_id()] |
| 95 | |
Paul Mundt | eb67cf1 | 2008-11-26 15:47:44 +0900 | [diff] [blame] | 96 | #define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory") |
| 97 | #define cpu_relax() barrier() |
| 98 | |
Paul Mundt | 343ac72 | 2007-11-11 18:11:18 +0900 | [diff] [blame] | 99 | /* Forward decl */ |
Paul Mundt | fa43972 | 2008-09-04 18:53:58 +0900 | [diff] [blame] | 100 | struct seq_operations; |
Paul Mundt | 3ef2932 | 2010-01-19 15:40:03 +0900 | [diff] [blame] | 101 | struct task_struct; |
Paul Mundt | fa43972 | 2008-09-04 18:53:58 +0900 | [diff] [blame] | 102 | |
| 103 | extern struct pt_regs fake_swapper_regs; |
Paul Mundt | 19f9a34 | 2006-09-27 18:33:49 +0900 | [diff] [blame] | 104 | |
Paul Mundt | 3ef2932 | 2010-01-19 15:40:03 +0900 | [diff] [blame] | 105 | /* arch/sh/kernel/process.c */ |
| 106 | extern unsigned int xstate_size; |
| 107 | extern void free_thread_xstate(struct task_struct *); |
| 108 | extern struct kmem_cache *task_xstate_cachep; |
| 109 | |
Paul Mundt | 94ea5e4 | 2010-02-23 12:56:30 +0900 | [diff] [blame] | 110 | /* arch/sh/mm/alignment.c */ |
| 111 | extern int get_unalign_ctl(struct task_struct *, unsigned long addr); |
| 112 | extern int set_unalign_ctl(struct task_struct *, unsigned int val); |
| 113 | |
| 114 | #define GET_UNALIGN_CTL(tsk, addr) get_unalign_ctl((tsk), (addr)) |
| 115 | #define SET_UNALIGN_CTL(tsk, val) set_unalign_ctl((tsk), (val)) |
| 116 | |
Paul Mundt | d9b9487 | 2010-01-18 21:08:32 +0900 | [diff] [blame] | 117 | /* arch/sh/mm/init.c */ |
| 118 | extern unsigned int mem_init_done; |
| 119 | |
Paul Mundt | 11c1965 | 2006-12-25 10:19:56 +0900 | [diff] [blame] | 120 | /* arch/sh/kernel/setup.c */ |
| 121 | const char *get_cpu_subtype(struct sh_cpuinfo *c); |
Paul Mundt | fa43972 | 2008-09-04 18:53:58 +0900 | [diff] [blame] | 122 | extern const struct seq_operations cpuinfo_op; |
Paul Mundt | 11c1965 | 2006-12-25 10:19:56 +0900 | [diff] [blame] | 123 | |
Paul Mundt | 94ea5e4 | 2010-02-23 12:56:30 +0900 | [diff] [blame] | 124 | /* thread_struct flags */ |
| 125 | #define SH_THREAD_UAC_NOPRINT (1 << 0) |
| 126 | #define SH_THREAD_UAC_SIGBUS (1 << 1) |
| 127 | #define SH_THREAD_UAC_MASK (SH_THREAD_UAC_NOPRINT | SH_THREAD_UAC_SIGBUS) |
| 128 | |
Magnus Damm | eb9b9b5 | 2009-05-28 11:51:51 +0000 | [diff] [blame] | 129 | /* processor boot mode configuration */ |
Magnus Damm | 0d4fdbb | 2009-06-02 09:22:02 +0000 | [diff] [blame] | 130 | #define MODE_PIN0 (1 << 0) |
| 131 | #define MODE_PIN1 (1 << 1) |
| 132 | #define MODE_PIN2 (1 << 2) |
| 133 | #define MODE_PIN3 (1 << 3) |
| 134 | #define MODE_PIN4 (1 << 4) |
| 135 | #define MODE_PIN5 (1 << 5) |
| 136 | #define MODE_PIN6 (1 << 6) |
| 137 | #define MODE_PIN7 (1 << 7) |
| 138 | #define MODE_PIN8 (1 << 8) |
| 139 | #define MODE_PIN9 (1 << 9) |
| 140 | #define MODE_PIN10 (1 << 10) |
| 141 | #define MODE_PIN11 (1 << 11) |
| 142 | #define MODE_PIN12 (1 << 12) |
| 143 | #define MODE_PIN13 (1 << 13) |
| 144 | #define MODE_PIN14 (1 << 14) |
| 145 | #define MODE_PIN15 (1 << 15) |
| 146 | |
Magnus Damm | eb9b9b5 | 2009-05-28 11:51:51 +0000 | [diff] [blame] | 147 | int generic_mode_pins(void); |
| 148 | int test_mode_pin(int pin); |
| 149 | |
Paul Mundt | acb499f | 2007-11-10 20:39:56 +0900 | [diff] [blame] | 150 | #ifdef CONFIG_VSYSCALL |
| 151 | int vsyscall_init(void); |
| 152 | #else |
| 153 | #define vsyscall_init() do { } while (0) |
| 154 | #endif |
| 155 | |
Paul Mundt | 343ac72 | 2007-11-11 18:11:18 +0900 | [diff] [blame] | 156 | #endif /* __ASSEMBLY__ */ |
| 157 | |
| 158 | #ifdef CONFIG_SUPERH32 |
| 159 | # include "processor_32.h" |
| 160 | #else |
| 161 | # include "processor_64.h" |
| 162 | #endif |
| 163 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 164 | #endif /* __ASM_SH_PROCESSOR_H */ |