Rev 547 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 519 | mauro | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
||
| 3 | * |
||
| 4 | * Coordinators: |
||
| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
||
| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
||
| 7 | * |
||
| 8 | * Authors : |
||
| 9 | * Mauro Marinoni <mauro.marinoni@unipv.it> |
||
| 10 | * (see the web pages for full authors list) |
||
| 11 | * |
||
| 12 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
||
| 13 | * |
||
| 14 | * http://www.sssup.it |
||
| 15 | * http://retis.sssup.it |
||
| 16 | * http://shark.sssup.it |
||
| 17 | */ |
||
| 18 | |||
| 522 | mauro | 19 | //#define __MOUSE_DEBUG__ 1 |
| 519 | mauro | 20 | |
| 21 | #include <kernel/kern.h> |
||
| 22 | |||
| 23 | #include "../include/drivers/shark_input26.h" |
||
| 24 | #include "../include/drivers/shark_spk26.h" |
||
| 25 | |||
| 26 | /* Devices */ |
||
| 27 | extern int pcspkr_init(void); |
||
| 28 | extern int pcspkr_exit(void); |
||
| 29 | |||
| 30 | /* Handlers */ |
||
| 31 | extern int speaker_init(void); |
||
| 32 | extern void speaker_exit(void); |
||
| 33 | |||
| 34 | /* Functions */ |
||
| 35 | extern void spk_mksound(unsigned int hz, unsigned int ticks); |
||
| 36 | extern void spk_nosound(unsigned long ignored); |
||
| 37 | |||
| 549 | mauro | 38 | static int speaker_installed; |
| 519 | mauro | 39 | |
| 40 | /* User Functions */ |
||
| 41 | void speaker_sound(unsigned int hz, unsigned int ticks) |
||
| 42 | { |
||
| 43 | spk_mksound(hz, ticks); |
||
| 44 | } |
||
| 45 | |||
| 46 | void speaker_mute(void) |
||
| 47 | { |
||
| 48 | spk_nosound(0); |
||
| 49 | } |
||
| 50 | |||
| 51 | /* Init the Linux Speaker Driver */ |
||
| 549 | mauro | 52 | int SPEAK26_installed() |
| 53 | { |
||
| 54 | return speaker_installed; |
||
| 55 | } |
||
| 56 | |||
| 519 | mauro | 57 | int SPEAK26_init() |
| 58 | { |
||
| 59 | int ret; |
||
| 60 | |||
| 549 | mauro | 61 | if (speaker_installed == TRUE) return 0; |
| 62 | |||
| 63 | if (INPUT26_installed() == FALSE) |
||
| 519 | mauro | 64 | if (INPUT26_init()) { |
| 65 | printk(KERN_ERR "Unable to open Input SubSystem.\n"); |
||
| 66 | return -1; |
||
| 67 | } |
||
| 68 | |||
| 69 | ret = pcspkr_init(); |
||
| 70 | if (ret) { |
||
| 71 | printk(KERN_ERR "PcSpkr_Init return: %d\n", ret); |
||
| 72 | return -1; |
||
| 73 | } |
||
| 74 | |||
| 75 | ret = speaker_init(); |
||
| 76 | if (ret) { |
||
| 77 | printk(KERN_ERR "Speaker_Init return: %d\n", ret); |
||
| 78 | return -1; |
||
| 79 | } |
||
| 549 | mauro | 80 | |
| 81 | speaker_installed = TRUE; |
||
| 82 | |||
| 519 | mauro | 83 | return 0; |
| 84 | } |
||
| 85 | |||
| 86 | int SPEAK26_close() |
||
| 87 | { |
||
| 549 | mauro | 88 | if (!speaker_installed) |
| 89 | return -1; |
||
| 90 | |||
| 519 | mauro | 91 | speaker_exit(); |
| 92 | pcspkr_exit(); |
||
| 549 | mauro | 93 | |
| 94 | speaker_installed = TRUE; |
||
| 95 | |||
| 519 | mauro | 96 | return 0; |
| 97 | } |
||
| 98 |