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| Rev | Author | Line No. | Line |
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| 982 | decky | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2006 Martin Decky |
| 982 | decky | 3 | * All rights reserved. |
| 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 | |||
| 4311 | decky | 29 | /** @addtogroup genarch |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 4311 | decky | 35 | #ifndef KERN_CUDA_H_ |
| 36 | #define KERN_CUDA_H_ |
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| 982 | decky | 37 | |
| 4311 | decky | 38 | #include <ddi/irq.h> |
| 1004 | decky | 39 | #include <arch/types.h> |
| 4311 | decky | 40 | #include <console/chardev.h> |
| 4668 | trochtova | 41 | #include <synch/spinlock.h> |
| 982 | decky | 42 | |
| 4311 | decky | 43 | typedef struct { |
| 4668 | trochtova | 44 | uint8_t b; |
| 45 | uint8_t pad0[0x1ff]; |
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| 46 | |||
| 47 | uint8_t a; |
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| 48 | uint8_t pad1[0x1ff]; |
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| 49 | |||
| 50 | uint8_t dirb; |
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| 51 | uint8_t pad2[0x1ff]; |
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| 52 | |||
| 53 | uint8_t dira; |
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| 54 | uint8_t pad3[0x1ff]; |
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| 55 | |||
| 56 | uint8_t t1cl; |
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| 57 | uint8_t pad4[0x1ff]; |
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| 58 | |||
| 59 | uint8_t t1ch; |
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| 60 | uint8_t pad5[0x1ff]; |
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| 61 | |||
| 62 | uint8_t t1ll; |
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| 63 | uint8_t pad6[0x1ff]; |
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| 64 | |||
| 65 | uint8_t t1lh; |
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| 66 | uint8_t pad7[0x1ff]; |
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| 67 | |||
| 68 | uint8_t t2cl; |
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| 69 | uint8_t pad8[0x1ff]; |
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| 70 | |||
| 71 | uint8_t t2ch; |
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| 72 | uint8_t pad9[0x1ff]; |
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| 73 | |||
| 74 | uint8_t sr; |
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| 75 | uint8_t pad10[0x1ff]; |
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| 76 | |||
| 77 | uint8_t acr; |
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| 78 | uint8_t pad11[0x1ff]; |
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| 79 | |||
| 80 | uint8_t pcr; |
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| 81 | uint8_t pad12[0x1ff]; |
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| 82 | |||
| 83 | uint8_t ifr; |
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| 84 | uint8_t pad13[0x1ff]; |
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| 85 | |||
| 86 | uint8_t ier; |
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| 87 | uint8_t pad14[0x1ff]; |
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| 88 | |||
| 89 | uint8_t anh; |
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| 90 | uint8_t pad15[0x1ff]; |
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| 4311 | decky | 91 | } cuda_t; |
| 990 | decky | 92 | |
| 4668 | trochtova | 93 | enum { |
| 94 | CUDA_RCV_BUF_SIZE = 5 |
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| 95 | }; |
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| 96 | |||
| 97 | enum cuda_xfer_state { |
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| 98 | cx_listen, |
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| 99 | cx_receive, |
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| 100 | cx_rcv_end, |
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| 101 | cx_send_start, |
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| 102 | cx_send |
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| 103 | }; |
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| 104 | |||
| 4311 | decky | 105 | typedef struct { |
| 106 | irq_t irq; |
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| 107 | cuda_t *cuda; |
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| 108 | indev_t *kbrdin; |
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| 4668 | trochtova | 109 | uint8_t rcv_buf[CUDA_RCV_BUF_SIZE]; |
| 110 | uint8_t snd_buf[CUDA_RCV_BUF_SIZE]; |
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| 111 | size_t bidx; |
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| 112 | size_t snd_bytes; |
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| 113 | enum cuda_xfer_state xstate; |
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| 114 | SPINLOCK_DECLARE(dev_lock); |
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| 4311 | decky | 115 | } cuda_instance_t; |
| 116 | |||
| 117 | extern cuda_instance_t *cuda_init(cuda_t *, inr_t, cir_t, void *); |
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| 118 | extern void cuda_wire(cuda_instance_t *, indev_t *); |
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| 119 | |||
| 982 | decky | 120 | #endif |
| 1702 | cejka | 121 | |
| 1734 | decky | 122 | /** @} |
| 1702 | cejka | 123 | */ |