patch-1.3.7 linux/include/linux/cm206.h

• Lines: 127
• Date: Sat Jul 1 19:05:59 1995
• Orig file: v1.3.6/linux/include/linux/cm206.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.6/linux/include/linux/cm206.h linux/include/linux/cm206.h
@@ -0,0 +1,126 @@
+/* cm206.h Header file for cm206.c.
+   Copyright (c) 1995 David van Leeuwen 
+*/
+
+/* First, the cm260 stuff */
+/* The ports and irq used. If it is not defined, make it variable, 
+   and initialize them at some reasonable value */
+
+#define CM206_BASE 0x340
+#define CM206_IRQ 11
+
+#define r_data_status (CM206_BASE)
+#define r_uart_receive (CM206_BASE+0x2)
+#define r_fifo_output_buffer (CM206_BASE+0x4)
+#define r_line_status (CM206_BASE+0x6)
+#define r_data_control (CM206_BASE+0x8)
+#define r_uart_transmit (CM206_BASE+0xa)
+#define r_test_clock (CM206_BASE+0xc)
+#define r_test_control (CM206_BASE+0xe)
+
+/* the data_status flags */
+#define ds_ram_size 0x4000
+#define ds_toc_ready 0x2000
+#define ds_fifo_empty 0x1000
+#define ds_sync_error 0x800
+#define ds_crc_error 0x400
+#define ds_data_error 0x200
+#define ds_fifo_overflow 0x100
+#define ds_data_ready 0x80
+
+/* the line_status flags */
+#define ls_attention 0x10
+#define ls_parity_error 0x8
+#define ls_overrun 0x4
+#define ls_receive_buffer_full 0x2
+#define ls_transmitter_buffer_empty 0x1
+
+/* the data control register flags */
+#define dc_read_q_channel 0x4000
+#define dc_mask_sync_error 0x2000
+#define dc_toc_enable 0x1000
+#define dc_no_stop_on_error 0x800
+#define dc_break 0x400
+#define dc_initialize 0x200
+#define dc_mask_transmit_ready 0x100
+#define dc_flag_enable 0x80
+
+#define dc_normal (dc_mask_sync_error | dc_no_stop_on_error | \
+		   dc_mask_transmit_ready)
+
+/* now some constants related to the cm206 */
+/* another drive status byte, echoed by the cm206 on most commmands */
+
+#define dsb_error_condition 0x1
+#define dsb_play_in_progress 0x4
+#define dsb_possible_media_change 0x8
+#define dsb_disc_present 0x10
+#define dsb_drive_not_ready 0x20
+#define dsb_tray_locked 0x40
+#define dsb_tray_not_closed 0x80
+
+#define dsb_not_useful (dsb_drive_not_ready | dsb_tray_not_closed)
+
+/* the cm206 command set */
+
+#define c_close_tray 0
+#define c_lock_tray 0x01
+#define c_unlock_tray 0x04
+#define c_open_tray 0x05
+#define c_seek 0x10
+#define c_read_data 0x20
+#define c_force_1x 0x21
+#define c_force_2x 0x22
+#define c_auto_mode 0x23
+#define c_play 0x30
+#define c_set_audio_mode 0x31
+#define c_read_current_q 0x41
+#define c_stream_q 0x42
+#define c_drive_status 0x50
+#define c_disc_status 0x51
+#define c_audio_status 0x52
+#define c_drive_configuration 0x53
+#define c_read_upc 0x60
+#define c_stop 0x70
+#define c_calc_checksum 0xe5
+
+#define c_gimme 0xf8
+
+/* finally, the (error) condition that the drive can be in      *
+ * OK, this is not always an error, but let's prefix it with e_ */
+
+#define e_none 0
+#define e_illegal_command 0x01
+#define e_sync 0x02
+#define e_seek 0x03
+#define e_parity 0x04
+#define e_focus 0x05
+#define e_header_sync 0x06
+#define e_code_incompatibility 0x07
+#define e_reset_done 0x08
+#define e_bad_parameter 0x09
+#define e_radial 0x0a
+#define e_sub_code 0x0b
+#define e_no_data_track 0x0c
+#define e_scan 0x0d
+#define e_tray_open 0x0f
+#define e_no_disc 0x10
+#define e_tray stalled 0x11
+
+/* drive configuration masks */
+
+#define dcf_revision_code 0x7
+#define dcf_transfer_rate 0x60
+#define dcf_motorized_tray 0x80
+
+/* disc status byte */
+
+#define cds_multi_session 0x2
+#define cds_all_audio 0x8
+#define cds_xa_mode 0xf0
+
+/* finally some ioctls for the driver */
+
+#define CM206CTL_GET_STAT 0x2000
+#define CM206CTL_GET_LAST_STAT 0x2001
+#define CM206_RESET_DRIVE 0x2002 /* use with care */