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-rw-r--r--drivers/cdrom/gscd.h108
1 files changed, 108 insertions, 0 deletions
diff --git a/drivers/cdrom/gscd.h b/drivers/cdrom/gscd.h
new file mode 100644
index 000000000000..a41e64bfc061
--- /dev/null
+++ b/drivers/cdrom/gscd.h
@@ -0,0 +1,108 @@
+/*
+ * Definitions for a GoldStar R420 CD-ROM interface
+ *
+ * Copyright (C) 1995 Oliver Raupach <raupach@nwfs1.rz.fh-hannover.de>
+ * Eberhard Moenkeberg <emoenke@gwdg.de>
+ *
+ * Published under the GPL.
+ *
+ */
+
+
+/* The Interface Card default address is 0x340. This will work for most
+ applications. Address selection is accomplished by jumpers PN801-1 to
+ PN801-4 on the GoldStar Interface Card.
+ Appropriate settings are: 0x300, 0x310, 0x320, 0x330, 0x340, 0x350, 0x360
+ 0x370, 0x380, 0x390, 0x3A0, 0x3B0, 0x3C0, 0x3D0, 0x3E0, 0x3F0 */
+
+/* insert here the I/O port address and extent */
+#define GSCD_BASE_ADDR 0x340
+#define GSCD_IO_EXTENT 4
+
+
+/************** nothing to set up below here *********************/
+
+/* port access macro */
+#define GSCDPORT(x) (gscd_port + (x))
+
+/*
+ * commands
+ * the lower nibble holds the command length
+ */
+#define CMD_STATUS 0x01
+#define CMD_READSUBQ 0x02 /* 1: ?, 2: UPC, 5: ? */
+#define CMD_SEEK 0x05 /* read_mode M-S-F */
+#define CMD_READ 0x07 /* read_mode M-S-F nsec_h nsec_l */
+#define CMD_RESET 0x11
+#define CMD_SETMODE 0x15
+#define CMD_PLAY 0x17 /* M-S-F M-S-F */
+#define CMD_LOCK_CTL 0x22 /* 0: unlock, 1: lock */
+#define CMD_IDENT 0x31
+#define CMD_SETSPEED 0x32 /* 0: auto */ /* ??? */
+#define CMD_GETMODE 0x41
+#define CMD_PAUSE 0x51
+#define CMD_READTOC 0x61
+#define CMD_DISKINFO 0x71
+#define CMD_TRAY_CTL 0x81
+
+/*
+ * disk_state:
+ */
+#define ST_PLAYING 0x80
+#define ST_UNLOCKED 0x40
+#define ST_NO_DISK 0x20
+#define ST_DOOR_OPEN 0x10
+#define ST_x08 0x08
+#define ST_x04 0x04
+#define ST_INVALID 0x02
+#define ST_x01 0x01
+
+/*
+ * cmd_type:
+ */
+#define TYPE_INFO 0x01
+#define TYPE_DATA 0x02
+
+/*
+ * read_mode:
+ */
+#define MOD_POLLED 0x80
+#define MOD_x08 0x08
+#define MOD_RAW 0x04
+
+#define READ_DATA(port, buf, nr) insb(port, buf, nr)
+
+#define SET_TIMER(func, jifs) \
+ ((mod_timer(&gscd_timer, jiffies + jifs)), \
+ (gscd_timer.function = func))
+
+#define CLEAR_TIMER del_timer_sync(&gscd_timer)
+
+#define MAX_TRACKS 104
+
+struct msf {
+ unsigned char min;
+ unsigned char sec;
+ unsigned char frame;
+};
+
+struct gscd_Play_msf {
+ struct msf start;
+ struct msf end;
+};
+
+struct gscd_DiskInfo {
+ unsigned char first;
+ unsigned char last;
+ struct msf diskLength;
+ struct msf firstTrack;
+};
+
+struct gscd_Toc {
+ unsigned char ctrl_addr;
+ unsigned char track;
+ unsigned char pointIndex;
+ struct msf trackTime;
+ struct msf diskTime;
+};
+