diff options
Diffstat (limited to 'drivers/char/rio/rio.h')
| -rw-r--r-- | drivers/char/rio/rio.h | 169 |
1 files changed, 42 insertions, 127 deletions
diff --git a/drivers/char/rio/rio.h b/drivers/char/rio/rio.h index 2d466ff..b4c9187 100644 --- a/drivers/char/rio/rio.h +++ b/drivers/char/rio/rio.h @@ -33,38 +33,6 @@ #ifndef __rio_rio_h__ #define __rio_rio_h__ -#ifdef SCCS_LABELS -static char *_rio_h_sccs_ = "@(#)rio.h 1.3"; -#endif - -/* -** 30.09.1998 ARG - -** Introduced driver version and host card type strings -*/ -#define RIO_DRV_STR "Specialix RIO Driver" -#define RIO_AT_HOST_STR "ISA" -#define RIO_PCI_HOST_STR "PCI" - - -/* -** rio_info_store() commands (arbitary values) : -*/ -#define RIO_INFO_PUT 0xA4B3C2D1 -#define RIO_INFO_GET 0xF1E2D3C4 - - -/* -** anything that I couldn't cram in somewhere else -*/ -/* -#ifndef RIODEBUG -#define debug -#else -#define debug rioprint -#endif -*/ - - /* ** Maximum numbers of things */ @@ -101,9 +69,8 @@ static char *_rio_h_sccs_ = "@(#)rio.h 1.3"; /* ** Flag values returned by functions */ + #define RIO_FAIL -1 -#define RIO_SUCCESS 0 -#define COPYFAIL -1 /* copy[in|out] failed */ /* ** SysPort value for something that hasn't any ports @@ -142,30 +109,8 @@ static char *_rio_h_sccs_ = "@(#)rio.h 1.3"; /* ** Generally useful constants */ -#define HALF_A_SECOND ((HZ)>>1) -#define A_SECOND (HZ) -#define HUNDRED_HZ ((HZ/100)?(HZ/100):1) -#define FIFTY_HZ ((HZ/50)?(HZ/50):1) -#define TWENTY_HZ ((HZ/20)?(HZ/20):1) -#define TEN_HZ ((HZ/10)?(HZ/10):1) -#define FIVE_HZ ((HZ/5)?(HZ/5):1) -#define HUNDRED_MS TEN_HZ -#define FIFTY_MS TWENTY_HZ -#define TWENTY_MS FIFTY_HZ -#define TEN_MS HUNDRED_HZ -#define TWO_SECONDS ((A_SECOND)*2) -#define FIVE_SECONDS ((A_SECOND)*5) -#define TEN_SECONDS ((A_SECOND)*10) -#define FIFTEEN_SECONDS ((A_SECOND)*15) -#define TWENTY_SECONDS ((A_SECOND)*20) -#define HALF_A_MINUTE (A_MINUTE>>1) -#define A_MINUTE (A_SECOND*60) -#define FIVE_MINUTES (A_MINUTE*5) -#define QUARTER_HOUR (A_MINUTE*15) -#define HALF_HOUR (A_MINUTE*30) -#define HOUR (A_MINUTE*60) - -#define SIXTEEN_MEG 0x1000000 + +#define HUNDRED_MS ((HZ/10)?(HZ/10):1) #define ONE_MEG 0x100000 #define SIXTY_FOUR_K 0x10000 @@ -173,8 +118,6 @@ static char *_rio_h_sccs_ = "@(#)rio.h 1.3"; #define RIO_EISA_MEM_SIZE SIXTY_FOUR_K #define RIO_MCA_MEM_SIZE SIXTY_FOUR_K -#define POLL_VECTOR 0x100 - #define COOK_WELL 0 #define COOK_MEDIUM 1 #define COOK_RAW 2 @@ -193,62 +136,19 @@ static char *_rio_h_sccs_ = "@(#)rio.h 1.3"; ** How to convert from various different device number formats: ** DEV is a dev number, as passed to open, close etc - NOT a minor ** number! -** -** Note: LynxOS only gives us 8 bits for the device minor number, -** so all this crap here to deal with 'modem' bits etc. is -** just a load of irrelevant old bunkum! -** This however does not stop us needing to define a value -** for RIO_MODEMOFFSET which is required by the 'riomkdev' -** utility in the New Config Utilities suite. -*/ -/* 0-511: direct 512-1023: modem */ -#define RIO_MODEMOFFSET 0x200 /* doesn't mean anything */ +**/ + #define RIO_MODEM_MASK 0x1FF #define RIO_MODEM_BIT 0x200 #define RIO_UNMODEM(DEV) (MINOR(DEV) & RIO_MODEM_MASK) #define RIO_ISMODEM(DEV) (MINOR(DEV) & RIO_MODEM_BIT) #define RIO_PORT(DEV,FIRST_MAJ) ( (MAJOR(DEV) - FIRST_MAJ) * PORTS_PER_HOST) \ + MINOR(DEV) - -#define splrio spltty - -#define RIO_IPL 5 -#define RIO_PRI (PZERO+10) -#define RIO_CLOSE_PRI PZERO-1 /* uninterruptible sleeps for close */ - -typedef struct DbInf { - uint Flag; - char Name[8]; -} DbInf; - -#ifndef TRUE -#define TRUE (1==1) -#endif -#ifndef FALSE -#define FALSE (!TRUE) -#endif - -#define CSUM(pkt_ptr) (((ushort *)(pkt_ptr))[0] + ((ushort *)(pkt_ptr))[1] + \ - ((ushort *)(pkt_ptr))[2] + ((ushort *)(pkt_ptr))[3] + \ - ((ushort *)(pkt_ptr))[4] + ((ushort *)(pkt_ptr))[5] + \ - ((ushort *)(pkt_ptr))[6] + ((ushort *)(pkt_ptr))[7] + \ - ((ushort *)(pkt_ptr))[8] + ((ushort *)(pkt_ptr))[9] ) - -/* -** This happy little macro copies SIZE bytes of data from FROM to TO -** quite well. SIZE must be a constant. -*/ -#define CCOPY( FROM, TO, SIZE ) { *(struct s { char data[SIZE]; } *)(TO) = *(struct s *)(FROM); } - -/* -** increment a buffer pointer modulo the size of the buffer... -*/ -#define BUMP( P, I ) ((P) = (((P)+(I)) & RIOBufferMask)) - -#define INIT_PACKET( PK, PP ) \ -{ \ - *((uint *)PK) = PP->PacketInfo; \ -} +#define CSUM(pkt_ptr) (((u16 *)(pkt_ptr))[0] + ((u16 *)(pkt_ptr))[1] + \ + ((u16 *)(pkt_ptr))[2] + ((u16 *)(pkt_ptr))[3] + \ + ((u16 *)(pkt_ptr))[4] + ((u16 *)(pkt_ptr))[5] + \ + ((u16 *)(pkt_ptr))[6] + ((u16 *)(pkt_ptr))[7] + \ + ((u16 *)(pkt_ptr))[8] + ((u16 *)(pkt_ptr))[9] ) #define RIO_LINK_ENABLE 0x80FF /* FF is a hack, mainly for Mips, to */ /* prevent a really stupid race condition. */ @@ -267,27 +167,42 @@ typedef struct DbInf { #define DISCONNECT 0 #define CONNECT 1 +/* ------ Control Codes ------ */ -/* -** Machine types - these must NOT overlap with product codes 0-15 -*/ -#define RIO_MIPS_R3230 31 -#define RIO_MIPS_R4030 32 +#define CONTROL '^' +#define IFOAD ( CONTROL + 1 ) +#define IDENTIFY ( CONTROL + 2 ) +#define ZOMBIE ( CONTROL + 3 ) +#define UFOAD ( CONTROL + 4 ) +#define IWAIT ( CONTROL + 5 ) + +#define IFOAD_MAGIC 0xF0AD /* of course */ +#define ZOMBIE_MAGIC (~0xDEAD) /* not dead -> zombie */ +#define UFOAD_MAGIC 0xD1E /* kill-your-neighbour */ +#define IWAIT_MAGIC 0xB1DE /* Bide your time */ + +/* ------ Error Codes ------ */ + +#define E_NO_ERROR ((ushort) 0) + +/* ------ Free Lists ------ */ -#define RIO_IO_UNKNOWN -2 +struct rio_free_list { + u16 next; + u16 prev; +}; -#undef MODERN -#define ERROR( E ) do { u.u_error = E; return OPENFAIL } while ( 0 ) +/* NULL for card side linked lists */ +#define TPNULL ((ushort)(0x8000)) +/* We can add another packet to a transmit queue if the packet pointer pointed + * to by the TxAdd pointer has PKT_IN_USE clear in its address. */ +#define PKT_IN_USE 0x1 -/* Defines for MPX line discipline routines */ +/* ------ Topology ------ */ -#define DIST_LINESW_OPEN 0x01 -#define DIST_LINESW_CLOSE 0x02 -#define DIST_LINESW_READ 0x04 -#define DIST_LINESW_WRITE 0x08 -#define DIST_LINESW_IOCTL 0x10 -#define DIST_LINESW_INPUT 0x20 -#define DIST_LINESW_OUTPUT 0x40 -#define DIST_LINESW_MDMINT 0x80 +struct Top { + u8 Unit; + u8 Link; +}; #endif /* __rio_h__ */ |