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