| 1 | /*
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| 2 | * Copyright (c) 2011 Jan Vesely
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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 drvaudiosb16
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | * @brief SB16 main structure combining all functionality
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| 34 | */
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| 35 | #ifndef DRV_AUDIO_SB16_REGISTERS_H
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| 36 | #define DRV_AUDIO_SB16_REGISTERS_H
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| 37 |
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| 38 | typedef struct sb16_regs {
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| 39 | ioport8_t fm_address_status;
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| 40 | ioport8_t fm_data;
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| 41 | ioport8_t afm_address_status;
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| 42 | ioport8_t afm_data;
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| 43 | ioport8_t mixer_address;
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| 44 | ioport8_t mixer_data;
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| 45 | ioport16_t dsp_reset;
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| 46 | ioport8_t fm_address_status2;
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| 47 | ioport8_t fm_data2;
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| 48 | ioport8_t dsp_data_read;
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| 49 | ioport8_t dsp_write; /* Both command and data, bit 7 is write status */
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| 50 | #define DSP_WRITE_READY (1 << 7)
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| 51 | ioport8_t dsp_read_status; /* Bit 7 */
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| 52 | #define DSP_READ_READY (1 << 7)
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| 53 | ioport8_t reserved;
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| 54 | ioport8_t cd_command_data;
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| 55 | ioport8_t cd_status;
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| 56 | ioport8_t cd_reset;
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| 57 | ioport8_t cd_enable;
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| 58 | } sb16_regs_t;
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| 59 |
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| 60 | typedef struct mpu_regs {
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| 61 | ioport8_t data;
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| 62 | #define MPU_CMD_ACK (0xfe)
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| 63 |
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| 64 | ioport8_t status_command;
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| 65 | #define MPU_STATUS_OUTPUT_BUSY (1 << 6)
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| 66 | #define MPU_STATUS_INPUT_BUSY (1 << 7)
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| 67 |
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| 68 | #define MPU_CMD_RESET (0xff)
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| 69 | #define MPU_CMD_ENTER_UART (0x3f)
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| 70 | } mpu_regs_t;
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| 71 |
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| 72 | #endif
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| 73 | /**
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| 74 | * @}
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| 75 | */
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| 76 |
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