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root@darkstar:/home/inux# gcc chip.c
In file included from /usr/include/linux/preempt.h:9,
                 from /usr/include/linux/spinlock.h:49,
                 from /usr/include/linux/irq.h:18,
                 from chip.c:13:
/usr/include/linux/thread_info.h:23: error: expected specifier-qualifier-list before 'u32'
In file included from /usr/include/asm/bitops.h:4,
                 from /usr/include/linux/bitops.h:17,
                 from /usr/include/linux/thread_info.h:33,
                 from /usr/include/linux/preempt.h:9,
                 from /usr/include/linux/spinlock.h:49,
                 from /usr/include/linux/irq.h:18,
                 from chip.c:13:
/usr/include/asm/bitops_64.h: In function 'set_bit':
/usr/include/asm/bitops_64.h:34: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/bitops_64.h: In function 'clear_bit':
/usr/include/asm/bitops_64.h:69: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/bitops_64.h: In function 'change_bit':
/usr/include/asm/bitops_64.h:146: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/bitops_64.h: In function 'test_and_set_bit':
/usr/include/asm/bitops_64.h:164: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/bitops_64.h: In function 'test_and_clear_bit':
/usr/include/asm/bitops_64.h:215: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/bitops_64.h: In function 'test_and_change_bit':
/usr/include/asm/bitops_64.h:266: error: expected string literal before 'LOCK_PREFIX'
In file included from /usr/include/linux/preempt.h:11,
                 from /usr/include/linux/spinlock.h:49,
                 from /usr/include/linux/irq.h:18,
                 from chip.c:13:
/usr/include/linux/list.h:995:2: warning: #warning "don't include kernel headers in userspace"
In file included from /usr/include/asm/cmpxchg.h:4,
                 from /usr/include/asm/system_64.h:6,
                 from /usr/include/asm/system.h:4,
                 from /usr/include/linux/spinlock.h:57,
                 from /usr/include/linux/irq.h:18,
                 from chip.c:13:
/usr/include/asm/cmpxchg_64.h: In function '__cmpxchg':
/usr/include/asm/cmpxchg_64.h:67: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/cmpxchg_64.h:73: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/cmpxchg_64.h:79: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/cmpxchg_64.h:85: error: expected string literal before 'LOCK_PREFIX'
In file included from /usr/include/linux/irq.h:18,
                 from chip.c:13:
/usr/include/linux/spinlock.h: At top level:
/usr/include/linux/spinlock.h:297: error: expected declaration specifiers or '...' before 'bool'
/usr/include/linux/spinlock.h: In function 'double_spin_lock':
/usr/include/linux/spinlock.h:301: error: 'l1_first' undeclared (first use in this function)
/usr/include/linux/spinlock.h:301: error: (Each undeclared identifier is reported only once
/usr/include/linux/spinlock.h:301: error: for each function it appears in.)
/usr/include/linux/spinlock.h: At top level:
/usr/include/linux/spinlock.h:316: error: expected declaration specifiers or '...' before 'bool'
/usr/include/linux/spinlock.h: In function 'double_spin_unlock':
/usr/include/linux/spinlock.h:320: error: 'l1_taken_first' undeclared (first use in this function)
In file included from /usr/include/asm/atomic.h:4,
                 from /usr/include/linux/spinlock.h:333,
                 from /usr/include/linux/irq.h:18,
                 from chip.c:13:
/usr/include/asm/atomic_64.h: In function 'atomic_add':
/usr/include/asm/atomic_64.h:56: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_sub':
/usr/include/asm/atomic_64.h:71: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_sub_and_test':
/usr/include/asm/atomic_64.h:90: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_inc':
/usr/include/asm/atomic_64.h:105: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_dec':
/usr/include/asm/atomic_64.h:119: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_dec_and_test':
/usr/include/asm/atomic_64.h:137: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_inc_and_test':
/usr/include/asm/atomic_64.h:156: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_add_negative':
/usr/include/asm/atomic_64.h:176: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic_add_return':
/usr/include/asm/atomic_64.h:193: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_add':
/usr/include/asm/atomic_64.h:241: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_sub':
/usr/include/asm/atomic_64.h:256: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_sub_and_test':
/usr/include/asm/atomic_64.h:275: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_inc':
/usr/include/asm/atomic_64.h:290: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_dec':
/usr/include/asm/atomic_64.h:304: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_dec_and_test':
/usr/include/asm/atomic_64.h:322: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_inc_and_test':
/usr/include/asm/atomic_64.h:341: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_add_negative':
/usr/include/asm/atomic_64.h:361: error: expected string literal before 'LOCK_PREFIX'
/usr/include/asm/atomic_64.h: In function 'atomic64_add_return':
/usr/include/asm/atomic_64.h:378: error: expected string literal before 'LOCK_PREFIX'
In file included from /usr/include/linux/cpumask.h:86,
                 from /usr/include/linux/irq.h:19,
                 from chip.c:13:
/usr/include/linux/bitmap.h: In function 'bitmap_zero':
/usr/include/linux/bitmap.h:135: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_fill':
/usr/include/linux/bitmap.h:150: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_copy':
/usr/include/linux/bitmap.h:156: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_and':
/usr/include/linux/bitmap.h:167: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_or':
/usr/include/linux/bitmap.h:176: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_xor':
/usr/include/linux/bitmap.h:185: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_andnot':
/usr/include/linux/bitmap.h:194: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_complement':
/usr/include/linux/bitmap.h:203: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_equal':
/usr/include/linux/bitmap.h:212: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_intersects':
/usr/include/linux/bitmap.h:221: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_subset':
/usr/include/linux/bitmap.h:230: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_empty':
/usr/include/linux/bitmap.h:238: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_full':
/usr/include/linux/bitmap.h:246: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_weight':
/usr/include/linux/bitmap.h:254: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_shift_right':
/usr/include/linux/bitmap.h:262: error: 'BITS_PER_LONG' undeclared (first use in this function)
/usr/include/linux/bitmap.h: In function 'bitmap_shift_left':
/usr/include/linux/bitmap.h:271: error: 'BITS_PER_LONG' undeclared (first use in this function)
In file included from /usr/include/linux/irq.h:19,
                 from chip.c:13:
/usr/include/linux/cpumask.h: At top level:
/usr/include/linux/cpumask.h:88: error: expected specifier-qualifier-list before 'DECLARE_BITMAP'
/usr/include/linux/cpumask.h: In function '__cpu_set':
/usr/include/linux/cpumask.h:94: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpu_clear':
/usr/include/linux/cpumask.h:100: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_setall':
/usr/include/linux/cpumask.h:106: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_clear':
/usr/include/linux/cpumask.h:112: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpu_test_and_set':
/usr/include/linux/cpumask.h:121: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_and':
/usr/include/linux/cpumask.h:128: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:128: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:128: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_or':
/usr/include/linux/cpumask.h:135: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:135: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:135: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_xor':
/usr/include/linux/cpumask.h:142: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:142: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:142: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_andnot':
/usr/include/linux/cpumask.h:150: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:150: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:150: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_complement':
/usr/include/linux/cpumask.h:157: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:157: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_equal':
/usr/include/linux/cpumask.h:164: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:164: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_intersects':
/usr/include/linux/cpumask.h:171: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:171: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_subset':
/usr/include/linux/cpumask.h:178: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:178: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_empty':
/usr/include/linux/cpumask.h:184: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_full':
/usr/include/linux/cpumask.h:190: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_weight':
/usr/include/linux/cpumask.h:196: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_shift_right':
/usr/include/linux/cpumask.h:204: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:204: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_shift_left':
/usr/include/linux/cpumask.h:212: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:212: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpumask_scnprintf':
/usr/include/linux/cpumask.h:273: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpumask_parse_user':
/usr/include/linux/cpumask.h:281: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpulist_scnprintf':
/usr/include/linux/cpumask.h:289: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpulist_parse':
/usr/include/linux/cpumask.h:295: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpu_remap':
/usr/include/linux/cpumask.h:303: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:303: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h: In function '__cpus_remap':
/usr/include/linux/cpumask.h:311: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:311: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:311: error: 'cpumask_t' has no member named 'bits'
/usr/include/linux/cpumask.h:311: error: 'cpumask_t' has no member named 'bits'
In file included from /usr/include/asm-generic/irq_regs.h:15,
                 from /usr/include/asm/irq_regs_64.h:1,
                 from /usr/include/asm/irq_regs.h:4,
                 from /usr/include/linux/irq.h:25,
                 from chip.c:13:
/usr/include/linux/percpu.h: At top level:
/usr/include/linux/percpu.h:72: error: expected declaration specifiers or '...' before 'gfp_t'
/usr/include/linux/percpu.h:78: error: expected declaration specifiers or '...' before 'gfp_t'
/usr/include/linux/percpu.h:84: error: expected declaration specifiers or '...' before 'gfp_t'
/usr/include/linux/percpu.h: In function '__percpu_alloc_mask':
/usr/include/linux/percpu.h:86: error: 'gfp' undeclared (first use in this function)
In file included from chip.c:14:
/usr/include/linux/msi.h: At top level:
/usr/include/linux/msi.h:7: error: expected specifier-qualifier-list before 'u32'
/usr/include/linux/msi.h:30: error: field 'list' has incomplete type
In file included from /usr/include/linux/module.h:18,
                 from chip.c:15:
/usr/include/linux/marker.h:103: error: expected declaration specifiers or '...' before numeric constant
/usr/include/linux/marker.h:103: error: expected declaration specifiers or '...' before numeric constant
/usr/include/linux/marker.h: In function '__printf':
/usr/include/linux/marker.h:103: error: expected declaration specifiers before '__mark_check_format'
/usr/include/linux/marker.h:107: error: storage class specified for parameter '__mark_empty_function'
/usr/include/linux/marker.h:114: error: storage class specified for parameter 'marker_probe_register'
/usr/include/linux/marker.h:119: error: storage class specified for parameter 'marker_probe_unregister'
/usr/include/linux/marker.h:123: error: storage class specified for parameter 'marker_probe_unregister_private_data'
/usr/include/linux/marker.h:125: error: storage class specified for parameter 'marker_arm'
/usr/include/linux/marker.h:126: error: storage class specified for parameter 'marker_disarm'
/usr/include/linux/marker.h:127: error: storage class specified for parameter 'marker_get_private_data'
In file included from /usr/include/asm/local.h:4,
                 from /usr/include/linux/module.h:19,
                 from chip.c:15:
/usr/include/asm/local_64.h:10: error: storage class specified for parameter 'local_t'
/usr/include/asm/local_64.h:17: error: expected ')' before '*' token
/usr/include/asm/local_64.h:25: error: expected ')' before '*' token
/usr/include/asm/local_64.h:33: error: expected declaration specifiers or '...' before 'local_t'
/usr/include/asm/local_64.h:34: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/local_64.h:41: error: expected declaration specifiers or '...' before 'local_t'
/usr/include/asm/local_64.h:42: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/local_64.h:58: error: expected declaration specifiers or '...' before 'local_t'
/usr/include/asm/local_64.h:59: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/local_64.h:77: error: expected ')' before '*' token
/usr/include/asm/local_64.h:96: error: expected ')' before '*' token
/usr/include/asm/local_64.h:116: error: expected declaration specifiers or '...' before 'local_t'
/usr/include/asm/local_64.h:117: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/local_64.h:134: error: expected declaration specifiers or '...' before 'local_t'
/usr/include/asm/local_64.h:135: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/local_64.h:144: error: expected declaration specifiers or '...' before 'local_t'
/usr/include/asm/local_64.h:145: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
In file included from chip.c:15:
/usr/include/linux/module.h:48: error: field 'attr' has incomplete type
/usr/include/linux/module.h:59: error: field 'kobj' has incomplete type
/usr/include/linux/module.h:65: error: storage class specified for parameter 'init_module'
/usr/include/linux/module.h:66: error: storage class specified for parameter 'cleanup_module'
/usr/include/linux/module.h:477: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:483: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:489: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:494: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:504: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:508: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:513: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:523: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:528: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:533: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:540: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:545: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:550: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:556: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:563: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:568: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:589: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:596: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:601: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:606: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:618: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/linux/module.h:621: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
In file included from /usr/include/asm/hardirq_64.h:6,
                 from /usr/include/asm/hardirq.h:4,
                 from /usr/include/linux/hardirq.h:7,
                 from /usr/include/linux/interrupt.h:11,
                 from chip.c:16:
/usr/include/asm/pda.h:41: error: storage class specified for parameter '_cpu_pda'
/usr/include/asm/pda.h:42: error: storage class specified for parameter 'boot_cpu_pda'
/usr/include/asm/pda.h:50: error: storage class specified for parameter '__bad_pda_field'
/usr/include/asm/pda.h:56: error: storage class specified for parameter '_proxy_pda'
In file included from /usr/include/asm/apic_64.h:5,
                 from /usr/include/asm/apic.h:4,
                 from /usr/include/asm/hardirq_64.h:7,
                 from /usr/include/asm/hardirq.h:4,
                 from /usr/include/linux/hardirq.h:7,
                 from /usr/include/linux/interrupt.h:11,
                 from chip.c:16:
/usr/include/linux/delay.h:10: error: storage class specified for parameter 'loops_per_jiffy'
In file included from /usr/include/linux/delay.h:12,
                 from /usr/include/asm/apic_64.h:5,
                 from /usr/include/asm/apic.h:4,
                 from /usr/include/asm/hardirq_64.h:7,
                 from /usr/include/asm/hardirq.h:4,
                 from /usr/include/linux/hardirq.h:7,
                 from /usr/include/linux/interrupt.h:11,
                 from chip.c:16:
/usr/include/asm/delay.h:11: error: storage class specified for parameter '__bad_udelay'
/usr/include/asm/delay.h:12: error: storage class specified for parameter '__bad_ndelay'
/usr/include/asm/delay.h:14: error: storage class specified for parameter '__udelay'
/usr/include/asm/delay.h:15: error: storage class specified for parameter '__ndelay'
/usr/include/asm/delay.h:16: error: storage class specified for parameter '__const_udelay'
/usr/include/asm/delay.h:17: error: storage class specified for parameter '__delay'
In file included from /usr/include/asm/apic_64.h:5,
                 from /usr/include/asm/apic.h:4,
                 from /usr/include/asm/hardirq_64.h:7,
                 from /usr/include/asm/hardirq.h:4,
                 from /usr/include/linux/hardirq.h:7,
                 from /usr/include/linux/interrupt.h:11,
                 from chip.c:16:
/usr/include/linux/delay.h:43: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
In file included from /usr/include/asm/fixmap.h:4,
                 from /usr/include/asm/apic_64.h:6,
                 from /usr/include/asm/apic.h:4,
                 from /usr/include/asm/hardirq_64.h:7,
                 from /usr/include/asm/hardirq.h:4,
                 from /usr/include/linux/hardirq.h:7,
                 from /usr/include/linux/interrupt.h:11,
                 from chip.c:16:
/usr/include/asm/fixmap_64.h:48: error: expected declaration specifiers or '...' before 'pgprot_t'
/usr/include/asm/fixmap_64.h:48: error: storage class specified for parameter '__set_fixmap'
/usr/include/asm/fixmap_64.h:68: error: storage class specified for parameter '__this_fixmap_does_not_exist'
/usr/include/asm/fixmap_64.h:76: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
In file included from /usr/include/asm/apic.h:4,
                 from /usr/include/asm/hardirq_64.h:7,
                 from /usr/include/asm/hardirq.h:4,
                 from /usr/include/linux/hardirq.h:7,
                 from /usr/include/linux/interrupt.h:11,
                 from chip.c:16:
/usr/include/asm/apic_64.h:19: error: storage class specified for parameter 'apic_verbosity'
/usr/include/asm/apic_64.h:20: error: storage class specified for parameter 'apic_runs_main_timer'
/usr/include/asm/apic_64.h:21: error: storage class specified for parameter 'ioapic_force'
/usr/include/asm/apic_64.h:22: error: storage class specified for parameter 'disable_apic_timer'
/usr/include/asm/apic_64.h:42: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/apic_64.h:47: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
/usr/include/asm/apic_64.h:51: error: storage class specified for parameter 'apic_wait_icr_idle'
/usr/include/asm/apic_64.h:52: error: storage class specified for parameter 'safe_apic_wait_icr_idle'
/usr/include/asm/apic_64.h:55: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token

Codice: Seleziona tutto

*
 * linux/kernel/irq/chip.c
 *
 * Copyright (C) 1992, 1998-2006 Linus Torvalds, Ingo Molnar
 * Copyright (C) 2005-2006, Thomas Gleixner, Russell King
 *
 * This file contains the core interrupt handling code, for irq-chip
 * based architectures.
 *
 * Detailed information is available in Documentation/DocBook/genericirq
 */

#include <linux/irq.h>
#include <linux/msi.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/kernel_stat.h>

#include "internals.h"

/**
 *	dynamic_irq_init - initialize a dynamically allocated irq
 *	@irq:	irq number to initialize
 */
void dynamic_irq_init(unsigned int irq)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR "Trying to initialize invalid IRQ%d\n", irq);
		WARN_ON(1);
		return;
	}

	/* Ensure we don't have left over values from a previous use of this irq */
	desc = irq_desc + irq;
	spin_lock_irqsave(&desc->lock, flags);
	desc->status = IRQ_DISABLED;
	desc->chip = &no_irq_chip;
	desc->handle_irq = handle_bad_irq;
	desc->depth = 1;
	desc->msi_desc = NULL;
	desc->handler_data = NULL;
	desc->chip_data = NULL;
	desc->action = NULL;
	desc->irq_count = 0;
	desc->irqs_unhandled = 0;
#ifdef CONFIG_SMP
	cpus_setall(desc->affinity);
#endif
	spin_unlock_irqrestore(&desc->lock, flags);
}

/**
 *	dynamic_irq_cleanup - cleanup a dynamically allocated irq
 *	@irq:	irq number to initialize
 */
void dynamic_irq_cleanup(unsigned int irq)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR "Trying to cleanup invalid IRQ%d\n", irq);
		WARN_ON(1);
		return;
	}

	desc = irq_desc + irq;
	spin_lock_irqsave(&desc->lock, flags);
	if (desc->action) {
		spin_unlock_irqrestore(&desc->lock, flags);
		printk(KERN_ERR "Destroying IRQ%d without calling free_irq\n",
			irq);
		WARN_ON(1);
		return;
	}
	desc->msi_desc = NULL;
	desc->handler_data = NULL;
	desc->chip_data = NULL;
	desc->handle_irq = handle_bad_irq;
	desc->chip = &no_irq_chip;
	spin_unlock_irqrestore(&desc->lock, flags);
}


/**
 *	set_irq_chip - set the irq chip for an irq
 *	@irq:	irq number
 *	@chip:	pointer to irq chip description structure
 */
int set_irq_chip(unsigned int irq, struct irq_chip *chip)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR "Trying to install chip for IRQ%d\n", irq);
		WARN_ON(1);
		return -EINVAL;
	}

	if (!chip)
		chip = &no_irq_chip;

	desc = irq_desc + irq;
	spin_lock_irqsave(&desc->lock, flags);
	irq_chip_set_defaults(chip);
	desc->chip = chip;
	spin_unlock_irqrestore(&desc->lock, flags);

	return 0;
}
EXPORT_SYMBOL(set_irq_chip);

/**
 *	set_irq_type - set the irq type for an irq
 *	@irq:	irq number
 *	@type:	interrupt type - see include/linux/interrupt.h
 */
int set_irq_type(unsigned int irq, unsigned int type)
{
	struct irq_desc *desc;
	unsigned long flags;
	int ret = -ENXIO;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR "Trying to set irq type for IRQ%d\n", irq);
		return -ENODEV;
	}

	desc = irq_desc + irq;
	if (desc->chip->set_type) {
		spin_lock_irqsave(&desc->lock, flags);
		ret = desc->chip->set_type(irq, type);
		spin_unlock_irqrestore(&desc->lock, flags);
	}
	return ret;
}
EXPORT_SYMBOL(set_irq_type);

/**
 *	set_irq_data - set irq type data for an irq
 *	@irq:	Interrupt number
 *	@data:	Pointer to interrupt specific data
 *
 *	Set the hardware irq controller data for an irq
 */
int set_irq_data(unsigned int irq, void *data)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR
		       "Trying to install controller data for IRQ%d\n", irq);
		return -EINVAL;
	}

	desc = irq_desc + irq;
	spin_lock_irqsave(&desc->lock, flags);
	desc->handler_data = data;
	spin_unlock_irqrestore(&desc->lock, flags);
	return 0;
}
EXPORT_SYMBOL(set_irq_data);

/**
 *	set_irq_data - set irq type data for an irq
 *	@irq:	Interrupt number
 *	@entry:	Pointer to MSI descriptor data
 *
 *	Set the hardware irq controller data for an irq
 */
int set_irq_msi(unsigned int irq, struct msi_desc *entry)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR
		       "Trying to install msi data for IRQ%d\n", irq);
		return -EINVAL;
	}
	desc = irq_desc + irq;
	spin_lock_irqsave(&desc->lock, flags);
	desc->msi_desc = entry;
	if (entry)
		entry->irq = irq;
	spin_unlock_irqrestore(&desc->lock, flags);
	return 0;
}

/**
 *	set_irq_chip_data - set irq chip data for an irq
 *	@irq:	Interrupt number
 *	@data:	Pointer to chip specific data
 *
 *	Set the hardware irq chip data for an irq
 */
int set_irq_chip_data(unsigned int irq, void *data)
{
	struct irq_desc *desc = irq_desc + irq;
	unsigned long flags;

	if (irq >= NR_IRQS || !desc->chip) {
		printk(KERN_ERR "BUG: bad set_irq_chip_data(IRQ#%d)\n", irq);
		return -EINVAL;
	}

	spin_lock_irqsave(&desc->lock, flags);
	desc->chip_data = data;
	spin_unlock_irqrestore(&desc->lock, flags);

	return 0;
}
EXPORT_SYMBOL(set_irq_chip_data);

/*
 * default enable function
 */
static void default_enable(unsigned int irq)
{
	struct irq_desc *desc = irq_desc + irq;

	desc->chip->unmask(irq);
	desc->status &= ~IRQ_MASKED;
}

/*
 * default disable function
 */
static void default_disable(unsigned int irq)
{
}

/*
 * default startup function
 */
static unsigned int default_startup(unsigned int irq)
{
	irq_desc[irq].chip->enable(irq);

	return 0;
}

/*
 * default shutdown function
 */
static void default_shutdown(unsigned int irq)
{
	struct irq_desc *desc = irq_desc + irq;

	desc->chip->mask(irq);
	desc->status |= IRQ_MASKED;
}

/*
 * Fixup enable/disable function pointers
 */
void irq_chip_set_defaults(struct irq_chip *chip)
{
	if (!chip->enable)
		chip->enable = default_enable;
	if (!chip->disable)
		chip->disable = default_disable;
	if (!chip->startup)
		chip->startup = default_startup;
	/*
	 * We use chip->disable, when the user provided its own. When
	 * we have default_disable set for chip->disable, then we need
	 * to use default_shutdown, otherwise the irq line is not
	 * disabled on free_irq():
	 */
	if (!chip->shutdown)
		chip->shutdown = chip->disable != default_disable ?
			chip->disable : default_shutdown;
	if (!chip->name)
		chip->name = chip->typename;
	if (!chip->end)
		chip->end = dummy_irq_chip.end;
}

static inline void mask_ack_irq(struct irq_desc *desc, int irq)
{
	if (desc->chip->mask_ack)
		desc->chip->mask_ack(irq);
	else {
		desc->chip->mask(irq);
		desc->chip->ack(irq);
	}
}

/**
 *	handle_simple_irq - Simple and software-decoded IRQs.
 *	@irq:	the interrupt number
 *	@desc:	the interrupt description structure for this irq
 *
 *	Simple interrupts are either sent from a demultiplexing interrupt
 *	handler or come from hardware, where no interrupt hardware control
 *	is necessary.
 *
 *	Note: The caller is expected to handle the ack, clear, mask and
 *	unmask issues if necessary.
 */
void
handle_simple_irq(unsigned int irq, struct irq_desc *desc)
{
	struct irqaction *action;
	irqreturn_t action_ret;
	const unsigned int cpu = smp_processor_id();

	spin_lock(&desc->lock);

	if (unlikely(desc->status & IRQ_INPROGRESS))
		goto out_unlock;
	desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
	kstat_cpu(cpu).irqs[irq]++;

	action = desc->action;
	if (unlikely(!action || (desc->status & IRQ_DISABLED)))
		goto out_unlock;

	desc->status |= IRQ_INPROGRESS;
	spin_unlock(&desc->lock);

	action_ret = handle_IRQ_event(irq, action);
	if (!noirqdebug)
		note_interrupt(irq, desc, action_ret);

	spin_lock(&desc->lock);
	desc->status &= ~IRQ_INPROGRESS;
out_unlock:
	spin_unlock(&desc->lock);
}

/**
 *	handle_level_irq - Level type irq handler
 *	@irq:	the interrupt number
 *	@desc:	the interrupt description structure for this irq
 *
 *	Level type interrupts are active as long as the hardware line has
 *	the active level. This may require to mask the interrupt and unmask
 *	it after the associated handler has acknowledged the device, so the
 *	interrupt line is back to inactive.
 */
void
handle_level_irq(unsigned int irq, struct irq_desc *desc)
{
	unsigned int cpu = smp_processor_id();
	struct irqaction *action;
	irqreturn_t action_ret;

	spin_lock(&desc->lock);
	mask_ack_irq(desc, irq);

	if (unlikely(desc->status & IRQ_INPROGRESS))
		goto out_unlock;
	desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
	kstat_cpu(cpu).irqs[irq]++;

	/*
	 * If its disabled or no action available
	 * keep it masked and get out of here
	 */
	action = desc->action;
	if (unlikely(!action || (desc->status & IRQ_DISABLED)))
		goto out_unlock;

	desc->status |= IRQ_INPROGRESS;
	spin_unlock(&desc->lock);

	action_ret = handle_IRQ_event(irq, action);
	if (!noirqdebug)
		note_interrupt(irq, desc, action_ret);

	spin_lock(&desc->lock);
	desc->status &= ~IRQ_INPROGRESS;
	if (!(desc->status & IRQ_DISABLED) && desc->chip->unmask)
		desc->chip->unmask(irq);
out_unlock:
	spin_unlock(&desc->lock);
}

/**
 *	handle_fasteoi_irq - irq handler for transparent controllers
 *	@irq:	the interrupt number
 *	@desc:	the interrupt description structure for this irq
 *
 *	Only a single callback will be issued to the chip: an ->eoi()
 *	call when the interrupt has been serviced. This enables support
 *	for modern forms of interrupt handlers, which handle the flow
 *	details in hardware, transparently.
 */
void
handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc)
{
	unsigned int cpu = smp_processor_id();
	struct irqaction *action;
	irqreturn_t action_ret;

	spin_lock(&desc->lock);

	if (unlikely(desc->status & IRQ_INPROGRESS))
		goto out;

	desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
	kstat_cpu(cpu).irqs[irq]++;

	/*
	 * If its disabled or no action available
	 * then mask it and get out of here:
	 */
	action = desc->action;
	if (unlikely(!action || (desc->status & IRQ_DISABLED))) {
		desc->status |= IRQ_PENDING;
		if (desc->chip->mask)
			desc->chip->mask(irq);
		goto out;
	}

	desc->status |= IRQ_INPROGRESS;
	desc->status &= ~IRQ_PENDING;
	spin_unlock(&desc->lock);

	action_ret = handle_IRQ_event(irq, action);
	if (!noirqdebug)
		note_interrupt(irq, desc, action_ret);

	spin_lock(&desc->lock);
	desc->status &= ~IRQ_INPROGRESS;
out:
	desc->chip->eoi(irq);

	spin_unlock(&desc->lock);
}

/**
 *	handle_edge_irq - edge type IRQ handler
 *	@irq:	the interrupt number
 *	@desc:	the interrupt description structure for this irq
 *
 *	Interrupt occures on the falling and/or rising edge of a hardware
 *	signal. The occurence is latched into the irq controller hardware
 *	and must be acked in order to be reenabled. After the ack another
 *	interrupt can happen on the same source even before the first one
 *	is handled by the assosiacted event handler. If this happens it
 *	might be necessary to disable (mask) the interrupt depending on the
 *	controller hardware. This requires to reenable the interrupt inside
 *	of the loop which handles the interrupts which have arrived while
 *	the handler was running. If all pending interrupts are handled, the
 *	loop is left.
 */
void
handle_edge_irq(unsigned int irq, struct irq_desc *desc)
{
	const unsigned int cpu = smp_processor_id();

	spin_lock(&desc->lock);

	desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);

	/*
	 * If we're currently running this IRQ, or its disabled,
	 * we shouldn't process the IRQ. Mark it pending, handle
	 * the necessary masking and go out
	 */
	if (unlikely((desc->status & (IRQ_INPROGRESS | IRQ_DISABLED)) ||
		    !desc->action)) {
		desc->status |= (IRQ_PENDING | IRQ_MASKED);
		mask_ack_irq(desc, irq);
		goto out_unlock;
	}

	kstat_cpu(cpu).irqs[irq]++;

	/* Start handling the irq */
	desc->chip->ack(irq);

	/* Mark the IRQ currently in progress.*/
	desc->status |= IRQ_INPROGRESS;

	do {
		struct irqaction *action = desc->action;
		irqreturn_t action_ret;

		if (unlikely(!action)) {
			desc->chip->mask(irq);
			goto out_unlock;
		}

		/*
		 * When another irq arrived while we were handling
		 * one, we could have masked the irq.
		 * Renable it, if it was not disabled in meantime.
		 */
		if (unlikely((desc->status &
			       (IRQ_PENDING | IRQ_MASKED | IRQ_DISABLED)) ==
			      (IRQ_PENDING | IRQ_MASKED))) {
			desc->chip->unmask(irq);
			desc->status &= ~IRQ_MASKED;
		}

		desc->status &= ~IRQ_PENDING;
		spin_unlock(&desc->lock);
		action_ret = handle_IRQ_event(irq, action);
		if (!noirqdebug)
			note_interrupt(irq, desc, action_ret);
		spin_lock(&desc->lock);

	} while ((desc->status & (IRQ_PENDING | IRQ_DISABLED)) == IRQ_PENDING);

	desc->status &= ~IRQ_INPROGRESS;
out_unlock:
	spin_unlock(&desc->lock);
}

/**
 *	handle_percpu_IRQ - Per CPU local irq handler
 *	@irq:	the interrupt number
 *	@desc:	the interrupt description structure for this irq
 *
 *	Per CPU interrupts on SMP machines without locking requirements
 */
void
handle_percpu_irq(unsigned int irq, struct irq_desc *desc)
{
	irqreturn_t action_ret;

	kstat_this_cpu.irqs[irq]++;

	if (desc->chip->ack)
		desc->chip->ack(irq);

	action_ret = handle_IRQ_event(irq, desc->action);
	if (!noirqdebug)
		note_interrupt(irq, desc, action_ret);

	if (desc->chip->eoi)
		desc->chip->eoi(irq);
}

void
__set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
		  const char *name)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR
		       "Trying to install type control for IRQ%d\n", irq);
		return;
	}

	desc = irq_desc + irq;

	if (!handle)
		handle = handle_bad_irq;
	else if (desc->chip == &no_irq_chip) {
		printk(KERN_WARNING "Trying to install %sinterrupt handler "
		       "for IRQ%d\n", is_chained ? "chained " : "", irq);
		/*
		 * Some ARM implementations install a handler for really dumb
		 * interrupt hardware without setting an irq_chip. This worked
		 * with the ARM no_irq_chip but the check in setup_irq would
		 * prevent us to setup the interrupt at all. Switch it to
		 * dummy_irq_chip for easy transition.
		 */
		desc->chip = &dummy_irq_chip;
	}

	spin_lock_irqsave(&desc->lock, flags);

	/* Uninstall? */
	if (handle == handle_bad_irq) {
		if (desc->chip != &no_irq_chip)
			mask_ack_irq(desc, irq);
		desc->status |= IRQ_DISABLED;
		desc->depth = 1;
	}
	desc->handle_irq = handle;
	desc->name = name;

	if (handle != handle_bad_irq && is_chained) {
		desc->status &= ~IRQ_DISABLED;
		desc->status |= IRQ_NOREQUEST | IRQ_NOPROBE;
		desc->depth = 0;
		desc->chip->unmask(irq);
	}
	spin_unlock_irqrestore(&desc->lock, flags);
}

void
set_irq_chip_and_handler(unsigned int irq, struct irq_chip *chip,
			 irq_flow_handler_t handle)
{
	set_irq_chip(irq, chip);
	__set_irq_handler(irq, handle, 0, NULL);
}

void
set_irq_chip_and_handler_name(unsigned int irq, struct irq_chip *chip,
			      irq_flow_handler_t handle, const char *name)
{
	set_irq_chip(irq, chip);
	__set_irq_handler(irq, handle, 0, name);
}

void __init set_irq_noprobe(unsigned int irq)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR "Trying to mark IRQ%d non-probeable\n", irq);

		return;
	}

	desc = irq_desc + irq;

	spin_lock_irqsave(&desc->lock, flags);
	desc->status |= IRQ_NOPROBE;
	spin_unlock_irqrestore(&desc->lock, flags);
}

void __init set_irq_probe(unsigned int irq)
{
	struct irq_desc *desc;
	unsigned long flags;

	if (irq >= NR_IRQS) {
		printk(KERN_ERR "Trying to mark IRQ%d probeable\n", irq);

		return;
	}

	desc = irq_desc + irq;

	spin_lock_irqsave(&desc->lock, flags);
	desc->status &= ~IRQ_NOPROBE;
	spin_unlock_irqrestore(&desc->lock, flags);
}

Codice: Seleziona tutto

ifneq ($(KERNELRELEASE),)
        obj-m := chip.o
else
    KERNELDIR ?= /lib/modules/$(shell uname -r)/build
    PWD := $(shell pwd)
    
default:
        $(MAKE) -C $(KERNELDIR) -I $(KERNELDIR)/include M=$(PWD) modules
        
clean:
        rm *.ko
        rm *.o 
        rm -r .tmp_versions
        
endif