| 1 | /*
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| 2 | * Copyright (C) 2006 Ondrej Palkovsky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup genericipc
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef KERN_IPC_IRQ_H_
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| 36 | #define KERN_IPC_IRQ_H_
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| 37 |
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| 38 | /** Maximum length of IPC IRQ program */
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| 39 | #define IRQ_MAX_PROG_SIZE 10
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| 40 |
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| 41 | /** Reserved 'virtual' messages for kernel notifications */
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| 42 | #define IPC_IRQ_RESERVED_VIRTUAL 10
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| 43 |
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| 44 | #define IPC_IRQ_KLOG (-1)
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| 45 | #define IPC_IRQ_KBDRESTART (-2)
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| 46 |
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| 47 | typedef enum {
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| 48 | CMD_MEM_READ_1 = 0,
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| 49 | CMD_MEM_READ_2,
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| 50 | CMD_MEM_READ_4,
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| 51 | CMD_MEM_READ_8,
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| 52 | CMD_MEM_WRITE_1,
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| 53 | CMD_MEM_WRITE_2,
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| 54 | CMD_MEM_WRITE_4,
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| 55 | CMD_MEM_WRITE_8,
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| 56 | CMD_PORT_READ_1,
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| 57 | CMD_PORT_WRITE_1,
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| 58 | CMD_IA64_GETCHAR,
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| 59 | CMD_PPC32_GETCHAR,
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| 60 | CMD_LAST
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| 61 | } irq_cmd_type;
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| 62 |
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| 63 | typedef struct {
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| 64 | irq_cmd_type cmd;
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| 65 | void *addr;
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| 66 | unsigned long long value;
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| 67 | int dstarg;
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| 68 | } irq_cmd_t;
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| 69 |
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| 70 | typedef struct {
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| 71 | unsigned int cmdcount;
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| 72 | irq_cmd_t *cmds;
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| 73 | } irq_code_t;
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| 74 |
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| 75 | #ifdef KERNEL
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| 76 |
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| 77 | #include <ipc/ipc.h>
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| 78 |
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| 79 | extern void ipc_irq_make_table(int irqcount);
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| 80 | extern int ipc_irq_register(answerbox_t *box, int irq, irq_code_t *ucode);
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| 81 | extern void ipc_irq_send_notif(int irq);
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| 82 | extern void ipc_irq_send_msg(int irq, unative_t a1, unative_t a2, unative_t a3);
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| 83 | extern void ipc_irq_unregister(answerbox_t *box, int irq);
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| 84 | extern void irq_ipc_bind_arch(unative_t irq);
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| 85 | extern void ipc_irq_cleanup(answerbox_t *box);
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| 86 |
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| 87 | #endif
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| 88 |
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| 89 | #endif
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| 90 |
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| 91 | /** @}
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| 92 | */
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