Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* cm206.h Header file for cm206.c. |
2 | Copyright (c) 1995 David van Leeuwen | |
3 | */ | |
4 | ||
5 | #ifndef LINUX_CM206_H | |
6 | #define LINUX_CM206_H | |
7 | ||
8 | #include <linux/ioctl.h> | |
9 | ||
10 | /* First, the cm260 stuff */ | |
11 | /* The ports and irq used. Although CM206_BASE and CM206_IRQ are defined | |
12 | below, the values are not used unless autoprobing is turned off and | |
13 | no LILO boot options or module command line options are given. Change | |
14 | these values to your own as last resort if autoprobing and options | |
15 | don't work. */ | |
16 | ||
17 | #define CM206_BASE 0x340 | |
18 | #define CM206_IRQ 11 | |
19 | ||
20 | #define r_data_status (cm206_base) | |
21 | #define r_uart_receive (cm206_base+0x2) | |
22 | #define r_fifo_output_buffer (cm206_base+0x4) | |
23 | #define r_line_status (cm206_base+0x6) | |
24 | #define r_data_control (cm206_base+0x8) | |
25 | #define r_uart_transmit (cm206_base+0xa) | |
26 | #define r_test_clock (cm206_base+0xc) | |
27 | #define r_test_control (cm206_base+0xe) | |
28 | ||
29 | /* the data_status flags */ | |
30 | #define ds_ram_size 0x4000 | |
31 | #define ds_toc_ready 0x2000 | |
32 | #define ds_fifo_empty 0x1000 | |
33 | #define ds_sync_error 0x800 | |
34 | #define ds_crc_error 0x400 | |
35 | #define ds_data_error 0x200 | |
36 | #define ds_fifo_overflow 0x100 | |
37 | #define ds_data_ready 0x80 | |
38 | ||
39 | /* the line_status flags */ | |
40 | #define ls_attention 0x10 | |
41 | #define ls_parity_error 0x8 | |
42 | #define ls_overrun 0x4 | |
43 | #define ls_receive_buffer_full 0x2 | |
44 | #define ls_transmitter_buffer_empty 0x1 | |
45 | ||
46 | /* the data control register flags */ | |
47 | #define dc_read_q_channel 0x4000 | |
48 | #define dc_mask_sync_error 0x2000 | |
49 | #define dc_toc_enable 0x1000 | |
50 | #define dc_no_stop_on_error 0x800 | |
51 | #define dc_break 0x400 | |
52 | #define dc_initialize 0x200 | |
53 | #define dc_mask_transmit_ready 0x100 | |
54 | #define dc_flag_enable 0x80 | |
55 | ||
56 | /* Define the default data control register flags here */ | |
57 | #define dc_normal (dc_mask_sync_error | dc_no_stop_on_error | \ | |
58 | dc_mask_transmit_ready) | |
59 | ||
60 | /* now some constants related to the cm206 */ | |
61 | /* another drive status byte, echoed by the cm206 on most commands */ | |
62 | ||
63 | #define dsb_error_condition 0x1 | |
64 | #define dsb_play_in_progress 0x4 | |
65 | #define dsb_possible_media_change 0x8 | |
66 | #define dsb_disc_present 0x10 | |
67 | #define dsb_drive_not_ready 0x20 | |
68 | #define dsb_tray_locked 0x40 | |
69 | #define dsb_tray_not_closed 0x80 | |
70 | ||
71 | #define dsb_not_useful (dsb_drive_not_ready | dsb_tray_not_closed) | |
72 | ||
73 | /* the cm206 command set */ | |
74 | ||
75 | #define c_close_tray 0 | |
76 | #define c_lock_tray 0x01 | |
77 | #define c_unlock_tray 0x04 | |
78 | #define c_open_tray 0x05 | |
79 | #define c_seek 0x10 | |
80 | #define c_read_data 0x20 | |
81 | #define c_force_1x 0x21 | |
82 | #define c_force_2x 0x22 | |
83 | #define c_auto_mode 0x23 | |
84 | #define c_play 0x30 | |
85 | #define c_set_audio_mode 0x31 | |
86 | #define c_read_current_q 0x41 | |
87 | #define c_stream_q 0x42 | |
88 | #define c_drive_status 0x50 | |
89 | #define c_disc_status 0x51 | |
90 | #define c_audio_status 0x52 | |
91 | #define c_drive_configuration 0x53 | |
92 | #define c_read_upc 0x60 | |
93 | #define c_stop 0x70 | |
94 | #define c_calc_checksum 0xe5 | |
95 | ||
96 | #define c_gimme 0xf8 | |
97 | ||
98 | /* finally, the (error) condition that the drive can be in * | |
99 | * OK, this is not always an error, but let's prefix it with e_ */ | |
100 | ||
101 | #define e_none 0 | |
102 | #define e_illegal_command 0x01 | |
103 | #define e_sync 0x02 | |
104 | #define e_seek 0x03 | |
105 | #define e_parity 0x04 | |
106 | #define e_focus 0x05 | |
107 | #define e_header_sync 0x06 | |
108 | #define e_code_incompatibility 0x07 | |
109 | #define e_reset_done 0x08 | |
110 | #define e_bad_parameter 0x09 | |
111 | #define e_radial 0x0a | |
112 | #define e_sub_code 0x0b | |
113 | #define e_no_data_track 0x0c | |
114 | #define e_scan 0x0d | |
115 | #define e_tray_open 0x0f | |
116 | #define e_no_disc 0x10 | |
117 | #define e_tray stalled 0x11 | |
118 | ||
119 | /* drive configuration masks */ | |
120 | ||
121 | #define dcf_revision_code 0x7 | |
122 | #define dcf_transfer_rate 0x60 | |
123 | #define dcf_motorized_tray 0x80 | |
124 | ||
125 | /* disc status byte */ | |
126 | ||
127 | #define cds_multi_session 0x2 | |
128 | #define cds_all_audio 0x8 | |
129 | #define cds_xa_mode 0xf0 | |
130 | ||
131 | /* finally some ioctls for the driver */ | |
132 | ||
133 | #define CM206CTL_GET_STAT _IO( 0x20, 0 ) | |
134 | #define CM206CTL_GET_LAST_STAT _IO( 0x20, 1 ) | |
135 | ||
136 | #ifdef STATISTICS | |
137 | ||
138 | /* This is an ugly way to guarantee that the names of the statistics | |
139 | * are the same in the code and in the diagnostics program. */ | |
140 | ||
141 | #ifdef __KERNEL__ | |
142 | #define x(a) st_ ## a | |
143 | #define y enum | |
144 | #else | |
145 | #define x(a) #a | |
146 | #define y char * stats_name[] = | |
147 | #endif | |
148 | ||
149 | y {x(interrupt), x(data_ready), x(fifo_overflow), x(data_error), | |
150 | x(crc_error), x(sync_error), x(lost_intr), x(echo), | |
151 | x(write_timeout), x(receive_timeout), x(read_timeout), | |
152 | x(dsb_timeout), x(stop_0xff), x(back_read_timeout), | |
153 | x(sector_transferred), x(read_restarted), x(read_background), | |
154 | x(bh), x(open), x(ioctl_multisession), x(attention) | |
155 | #ifdef __KERNEL__ | |
156 | , x(last_entry) | |
157 | #endif | |
158 | }; | |
159 | ||
160 | #ifdef __KERNEL__ | |
161 | #define NR_STATS st_last_entry | |
162 | #else | |
163 | #define NR_STATS (sizeof(stats_name)/sizeof(char*)) | |
164 | #endif | |
165 | ||
166 | #undef y | |
167 | #undef x | |
168 | ||
169 | #endif /* STATISTICS */ | |
170 | ||
171 | #endif /* LINUX_CM206_H */ |