Commit | Line | Data |
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6b0e6f93 | 1 | /* rxreg.h 4.7 83/05/07 */ |
87828982 | 2 | |
6b0e6f93 | 3 | #include <sys/ioctl.h> |
87828982 SL |
4 | /* |
5 | * RX02 registers | |
6 | */ | |
7 | struct rxdevice { | |
8 | short rxcs; /* control/status register */ | |
9 | short rxdb; /* data buffer register */ | |
10 | }; | |
11 | ||
12 | /* | |
13 | * RX211 Command and Status Register (RX2CS) | |
14 | */ | |
15 | #define RX_DRV0 0x0000 /* select drive 0 */ | |
16 | #define RX_DRV1 0x0010 /* select drive 1 */ | |
17 | #define RX_DONE 0x0020 /* function complete */ | |
18 | #define RX_INTR 0x0040 /* interrupt enable */ | |
19 | #define RX_TREQ 0x0080 /* transfer request (data only) */ | |
20 | #define RX_SDEN 0x0000 /* single density */ | |
21 | #define RX_DDEN 0x0100 /* double density */ | |
22 | #define RX_EXT 0x3000 /* extended address bits */ | |
23 | #define RX_INIT 0x4000 /* initialize RX211 interface */ | |
24 | #define RX_ERR 0x8000 /* general error bit */ | |
25 | ||
26 | /* | |
27 | * RX211 control function bits (0-3 of RX2CS) | |
28 | */ | |
29 | #define RX_FILL 0x0001 /* fill the buffer */ | |
30 | #define RX_EMPTY 0x0003 /* empty the buffer */ | |
31 | #define RX_WRITE 0x0005 /* write the buffer to disk */ | |
32 | #define RX_READ 0x0007 /* read a disk sector to the buffer */ | |
33 | #define RX_FORMAT 0x0009 /* set the media density (format) */ | |
34 | #define RX_RDSTAT 0x000b /* read the disk status */ | |
35 | #define RX_WDDS 0x000d /* write a deleted-data sector */ | |
36 | #define RX_RDERR 0x000f /* read the error registers */ | |
37 | ||
38 | #define RXCS_BITS \ | |
39 | "\20\20RX_ERR\17RX_INIT\11RX_DDEN\10RX_TREQ\7RX_IE\6RX_DONE\5RX_DRV1" | |
40 | ||
41 | /* | |
42 | * RX211 Error and Status Register (RX2ES) -- | |
43 | * information is located in RX2DB after completion of function. | |
44 | * The READY bit's value is available only after a "read status". | |
45 | */ | |
46 | #define RXES_CRCERR 0x0001 /* CRC error (data read error) */ | |
47 | #define RXES_IDONE 0x0004 /* reinitialization complete */ | |
a4285e5e HS |
48 | #define RXES_DENERR 0x0010 /* density error */ |
49 | #define RXES_DBLDEN 0x0020 /* set if double density */ | |
87828982 SL |
50 | #define RXES_DDMARK 0x0040 /* deleted-data mark */ |
51 | #define RXES_READY 0x0080 /* drive is ready */ | |
52 | ||
53 | #define RXES_BITS \ | |
54 | "\20\14RXES_NXM\13RXES_WCOF\11RXES_DRV1\10RXES_RDY\7RXES_DDMK\6RXES_DDEN\5\ | |
55 | RXES_DNER\4RXES_ACLO\3RXES_ID\1RXES_CRC" | |
56 | ||
b57cc4de HS |
57 | /* |
58 | * Ioctl commands, move to dkio.h later | |
59 | */ | |
6b0e6f93 HS |
60 | #define RXIOC_FORMAT _IOW(d, 1, int) /* format the disk */ |
61 | #define RXIOC_WDDS _IOW(d, 2, int) /* write `deleted data' mark */ | |
b57cc4de | 62 | /* on next sector */ |
6b0e6f93 | 63 | #define RXIOC_RDDSMK _IOR(d, 3, int) /* did last read sector contain */ |
b57cc4de | 64 | /* `deleted data'?*/ |
6b0e6f93 | 65 | #define RXIOC_GDENS _IOR(d, 4, int) /* return density of current disk */ |
b57cc4de | 66 | |
430726d9 | 67 | #ifdef RXDEFERR |
87828982 SL |
68 | /* |
69 | * Table of values for definitive error code (rxxt[0] & 0xff) | |
70 | */ | |
71 | struct rxdeferr { | |
72 | short errval; | |
73 | char *errmsg; | |
74 | } rxdeferr[] = { | |
75 | { 0010, "Can't find home on drive 0" }, | |
76 | { 0020, "Can't find home on drive 1" }, | |
77 | { 0040, "Bad track number requested" }, | |
78 | { 0050, "Home found too soon" }, | |
79 | { 0070, "Can't find desired sector" }, | |
80 | { 0110, "No SEP clock seen" }, | |
81 | { 0120, "No preamble found" }, | |
82 | { 0130, "Preamble, but no ID mark" }, | |
b57cc4de | 83 | { 0140, "Header CRC error"}, |
87828982 SL |
84 | { 0150, "Track addr wrong in header" }, |
85 | { 0160, "Too many tries for ID AM" }, | |
86 | { 0170, "No data AM found" }, | |
b57cc4de | 87 | { 0200, "Data CRC error" }, |
87828982 SL |
88 | { 0220, "Maintenance test failure" }, |
89 | { 0230, "Word count overflow" }, | |
90 | { 0240, "Density error" }, | |
91 | { 0250, "Set-density protocol bad" }, | |
92 | { 0, "Undefined error code" } | |
93 | }; | |
430726d9 | 94 | #endif |