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