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| 1 | /* |
1 | /* |
| 2 | * Copyright (C) 2006 Ondrej Palkovsky |
2 | * Copyright (C) 2006 Ondrej Palkovsky |
| 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 | /** @addtogroup genericipc |
29 | /** @addtogroup genericipc |
| 30 | * @{ |
30 | * @{ |
| 31 | */ |
31 | */ |
| 32 | /** @file |
32 | /** @file |
| 33 | */ |
33 | */ |
| 34 | 34 | ||
| 35 | #ifndef KERN_IPC_IRQ_H_ |
35 | #ifndef KERN_IPC_IRQ_H_ |
| 36 | #define KERN_IPC_IRQ_H_ |
36 | #define KERN_IPC_IRQ_H_ |
| 37 | 37 | ||
| 38 | /** Maximum length of IPC IRQ program */ |
38 | /** Maximum length of IPC IRQ program */ |
| 39 | #define IRQ_MAX_PROG_SIZE 10 |
39 | #define IRQ_MAX_PROG_SIZE 10 |
| 40 | 40 | ||
| 41 | /** Reserved 'virtual' messages for kernel notifications */ |
- | |
| 42 | #define IPC_IRQ_RESERVED_VIRTUAL 10 |
- | |
| 43 | - | ||
| 44 | #define IPC_IRQ_KLOG (-1) |
41 | #define VIRT_INR_KLOG -2 |
| 45 | #define IPC_IRQ_KBDRESTART (-2) |
42 | #define VIRT_INR_KBDRESTART -3 |
| 46 | 43 | ||
| 47 | typedef enum { |
44 | typedef enum { |
| 48 | CMD_MEM_READ_1 = 0, |
45 | CMD_MEM_READ_1 = 0, |
| 49 | CMD_MEM_READ_2, |
46 | CMD_MEM_READ_2, |
| 50 | CMD_MEM_READ_4, |
47 | CMD_MEM_READ_4, |
| 51 | CMD_MEM_READ_8, |
48 | CMD_MEM_READ_8, |
| 52 | CMD_MEM_WRITE_1, |
49 | CMD_MEM_WRITE_1, |
| 53 | CMD_MEM_WRITE_2, |
50 | CMD_MEM_WRITE_2, |
| 54 | CMD_MEM_WRITE_4, |
51 | CMD_MEM_WRITE_4, |
| 55 | CMD_MEM_WRITE_8, |
52 | CMD_MEM_WRITE_8, |
| 56 | CMD_PORT_READ_1, |
53 | CMD_PORT_READ_1, |
| 57 | CMD_PORT_WRITE_1, |
54 | CMD_PORT_WRITE_1, |
| 58 | CMD_IA64_GETCHAR, |
55 | CMD_IA64_GETCHAR, |
| 59 | CMD_PPC32_GETCHAR, |
56 | CMD_PPC32_GETCHAR, |
| 60 | CMD_LAST |
57 | CMD_LAST |
| 61 | } irq_cmd_type; |
58 | } irq_cmd_type; |
| 62 | 59 | ||
| 63 | typedef struct { |
60 | typedef struct { |
| 64 | irq_cmd_type cmd; |
61 | irq_cmd_type cmd; |
| 65 | void *addr; |
62 | void *addr; |
| 66 | unsigned long long value; |
63 | unsigned long long value; |
| 67 | int dstarg; |
64 | int dstarg; |
| 68 | } irq_cmd_t; |
65 | } irq_cmd_t; |
| 69 | 66 | ||
| 70 | typedef struct { |
67 | typedef struct { |
| 71 | unsigned int cmdcount; |
68 | unsigned int cmdcount; |
| 72 | irq_cmd_t *cmds; |
69 | irq_cmd_t *cmds; |
| 73 | } irq_code_t; |
70 | } irq_code_t; |
| 74 | 71 | ||
| 75 | #ifdef KERNEL |
72 | #ifdef KERNEL |
| 76 | 73 | ||
| 77 | #include <ipc/ipc.h> |
74 | #include <ipc/ipc.h> |
| - | 75 | #include <typedefs.h> |
|
| - | 76 | #include <arch/types.h> |
|
| 78 | 77 | ||
| - | 78 | /** IPC notification config structure. |
|
| - | 79 | * |
|
| 79 | extern void ipc_irq_make_table(int irqcount); |
80 | * Primarily, this structure is encapsulated in the irq_t structure. |
| - | 81 | * It is protected by irq_t::lock. |
|
| - | 82 | */ |
|
| - | 83 | struct ipc_notif_cfg { |
|
| - | 84 | answerbox_t *answerbox; /**< Answerbox for notifications. */ |
|
| - | 85 | unative_t method; /**< Method to be used for the notification. */ |
|
| - | 86 | irq_code_t *code; /**< Top-half pseudocode. */ |
|
| - | 87 | count_t counter; /**< Counter. */ |
|
| - | 88 | }; |
|
| - | 89 | ||
| 80 | extern int ipc_irq_register(answerbox_t *box, int irq, irq_code_t *ucode); |
90 | extern int ipc_irq_register(answerbox_t *box, inr_t inr, devno_t devno, unative_t method, |
| - | 91 | irq_code_t *ucode); |
|
| 81 | extern void ipc_irq_send_notif(int irq); |
92 | extern void ipc_irq_send_notif(irq_t *irq); |
| 82 | extern void ipc_irq_send_msg(int irq, unative_t a1, unative_t a2, unative_t a3); |
93 | extern void ipc_irq_send_msg(irq_t *irq, unative_t a1, unative_t a2, unative_t a3); |
| 83 | extern void ipc_irq_unregister(answerbox_t *box, int irq); |
94 | extern void ipc_irq_unregister(answerbox_t *box, inr_t inr, devno_t devno); |
| 84 | extern void irq_ipc_bind_arch(unative_t irq); |
- | |
| 85 | extern void ipc_irq_cleanup(answerbox_t *box); |
95 | extern void ipc_irq_cleanup(answerbox_t *box); |
| 86 | 96 | ||
| 87 | #endif |
97 | #endif |
| 88 | 98 | ||
| 89 | #endif |
99 | #endif |
| 90 | 100 | ||
| 91 | /** @} |
101 | /** @} |
| 92 | */ |
102 | */ |
| 93 | 103 | ||