Rev 788 | Rev 1702 | Go to most recent revision | Only display areas with differences | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 788 | Rev 1002 | ||
---|---|---|---|
1 | /* |
1 | /* |
2 | * Copyright (C) 2001-2004 Jakub Jermar |
2 | * Copyright (C) 2001-2004 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #ifndef __CPU_H__ |
29 | #ifndef __CPU_H__ |
30 | #define __CPU_H__ |
30 | #define __CPU_H__ |
31 | 31 | ||
32 | #include <arch/cpu.h> |
32 | #include <arch/cpu.h> |
33 | #include <proc/scheduler.h> |
33 | #include <proc/scheduler.h> |
34 | #include <synch/spinlock.h> |
34 | #include <synch/spinlock.h> |
35 | #include <synch/waitq.h> |
35 | #include <synch/waitq.h> |
36 | #include <arch/types.h> |
36 | #include <arch/types.h> |
37 | #include <typedefs.h> |
37 | #include <typedefs.h> |
38 | #include <arch/context.h> |
38 | #include <arch/context.h> |
39 | #include <config.h> |
39 | #include <config.h> |
40 | #include <adt/list.h> |
40 | #include <adt/list.h> |
- | 41 | #include <mm/tlb.h> |
|
41 | 42 | ||
42 | #define CPU_STACK_SIZE STACK_SIZE |
43 | #define CPU_STACK_SIZE STACK_SIZE |
43 | 44 | ||
44 | /** CPU structure. |
45 | /** CPU structure. |
45 | * |
46 | * |
46 | * There is one structure like this for every processor. |
47 | * There is one structure like this for every processor. |
47 | */ |
48 | */ |
48 | struct cpu { |
49 | struct cpu { |
49 | SPINLOCK_DECLARE(lock); |
50 | SPINLOCK_DECLARE(lock); |
50 | 51 | ||
- | 52 | tlb_shootdown_msg_t tlb_messages[TLB_MESSAGE_QUEUE_LEN]; |
|
- | 53 | count_t tlb_messages_count; |
|
- | 54 | ||
51 | context_t saved_context; |
55 | context_t saved_context; |
52 | 56 | ||
53 | atomic_t nrdy; |
57 | atomic_t nrdy; |
54 | runq_t rq[RQ_COUNT]; |
58 | runq_t rq[RQ_COUNT]; |
55 | volatile count_t needs_relink; |
59 | volatile count_t needs_relink; |
56 | 60 | ||
57 | SPINLOCK_DECLARE(timeoutlock); |
61 | SPINLOCK_DECLARE(timeoutlock); |
58 | link_t timeout_active_head; |
62 | link_t timeout_active_head; |
59 | 63 | ||
60 | /** |
64 | /** |
61 | * Processor ID assigned by kernel. |
65 | * Processor ID assigned by kernel. |
62 | */ |
66 | */ |
63 | int id; |
67 | int id; |
64 | 68 | ||
65 | int active; |
69 | int active; |
66 | int tlb_active; |
70 | int tlb_active; |
67 | 71 | ||
68 | __u16 frequency_mhz; |
72 | __u16 frequency_mhz; |
69 | __u32 delay_loop_const; |
73 | __u32 delay_loop_const; |
70 | 74 | ||
71 | cpu_arch_t arch; |
75 | cpu_arch_t arch; |
72 | 76 | ||
73 | thread_t *fpu_owner; |
77 | thread_t *fpu_owner; |
74 | 78 | ||
75 | /** |
79 | /** |
76 | * Stack used by scheduler when there is no running thread. |
80 | * Stack used by scheduler when there is no running thread. |
77 | */ |
81 | */ |
78 | __u8 *stack; |
82 | __u8 *stack; |
79 | }; |
83 | }; |
80 | 84 | ||
81 | extern cpu_t *cpus; |
85 | extern cpu_t *cpus; |
82 | 86 | ||
83 | extern void cpu_init(void); |
87 | extern void cpu_init(void); |
84 | extern void cpu_list(void); |
88 | extern void cpu_list(void); |
85 | 89 | ||
86 | extern void cpu_arch_init(void); |
90 | extern void cpu_arch_init(void); |
87 | extern void cpu_identify(void); |
91 | extern void cpu_identify(void); |
88 | extern void cpu_print_report(cpu_t *m); |
92 | extern void cpu_print_report(cpu_t *m); |
89 | 93 | ||
90 | #endif |
94 | #endif |
91 | 95 |