103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
/*-
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* Copyright (C) 2012 Margarida Gouveia
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _POWERPC_WII_WII_IPCREG_H
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#define _POWERPC_WII_WII_IPCREG_H
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#define WIIIPC_REG_ADDR 0x0d000000
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#define WIIIPC_REG_LEN 0x40
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#define WIIIPC_IOH_ADDR 0x133e0000
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#define WIIIPC_IOH_LEN 0xc20000
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#define WIIIPC_TXBUF 0x00
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#define WIIIPC_CSR 0x04
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#define WIIIPC_CSR_TXSTART 0x01
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#define WIIIPC_CSR_TBEI 0x02
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#define WIIIPC_CSR_RBFI 0x04
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#define WIIIPC_CSR_RXREADY 0x08
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#define WIIIPC_CSR_RBFIMASK 0x10
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#define WIIIPC_CSR_TBEIMASK 0x20
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#define WIIIPC_RXBUF 0x08
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#define WIIIPC_ISR 0x30
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#define WIIIPC_ISR_MAGIC 0x40000000
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enum wiiipc_cmd {
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WIIIPC_CMD_OPEN = 1,
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WIIIPC_CMD_CLOSE = 2,
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WIIIPC_CMD_READ = 3,
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WIIIPC_CMD_WRITE = 4,
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WIIIPC_CMD_SEEK = 5,
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WIIIPC_CMD_IOCTL = 6,
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WIIIPC_CMD_IOCTLV = 7,
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WIIIPC_CMD_ASYNCRESP = 8
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};
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struct wiiipc_ipc_msg {
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uint32_t ipc_cmd;
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int32_t ipc_result;
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int32_t ipc_fd; /* WIIIPC_CMD_ASYNCRESP - the original cmd */
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union {
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struct {
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intptr_t pathname;
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uint32_t mode;
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} _ipc_open;
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struct {
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intptr_t data;
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uint32_t len;
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} _ipc_read, _ipc_write;
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struct {
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int32_t offset;
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int32_t whence;
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} _ipc_seek;
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struct {
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uint32_t request;
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intptr_t ibuf;
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uint32_t ilen;
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intptr_t obuf;
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uint32_t olen;
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} _ipc_ioctl;
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struct {
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uint32_t request;
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uint32_t argin;
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uint32_t argout;
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intptr_t iovec;
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} _ipc_ioctlv;
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uint32_t _ipc_argv[5];
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} args;
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} __attribute__((packed));
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CTASSERT(sizeof(struct wiiipc_ipc_msg) == 32);
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#define ipc_open args._ipc_open
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#define ipc_read args._ipc_read
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#define ipc_write args._ipc_write
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#define ipc_ioctl args._ipc_ioctl
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#define ipc_ioctlv args._ipc_ioctlv
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#endif /* _POWERPC_WII_WII_IPCREG_H */
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