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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [isdn/] [eicon/] [eicon_isa.h] - Rev 1275
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/* $Id: eicon_isa.h,v 1.1.1.1 2004-04-15 02:04:25 phoenix Exp $ * * ISDN low-level module for Eicon active ISDN-Cards. * * Copyright 1998 by Fritz Elfert (fritz@isdn4linux.de) * Copyright 1998-2000 by Armin Schindler (mac@melware.de) * Copyright 1999,2000 Cytronics & Melware (info@melware.de) * * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * */ #ifndef eicon_isa_h #define eicon_isa_h #ifdef __KERNEL__ #include <linux/config.h> /* Factory defaults for ISA-Cards */ #define EICON_ISA_MEMBASE 0xd0000 #define EICON_ISA_IRQ 3 /* shmem offset for Quadro parts */ #define EICON_ISA_QOFFSET 0x0800 typedef struct { __u16 length __attribute__ ((packed)); /* length of data/parameter field */ __u8 P[270]; /* data/parameter field */ } eicon_scom_PBUFFER; /* General communication buffer */ typedef struct { __u8 Req; /* request register */ __u8 ReqId; /* request task/entity identification */ __u8 Rc; /* return code register */ __u8 RcId; /* return code task/entity identification */ __u8 Ind; /* Indication register */ __u8 IndId; /* Indication task/entity identification */ __u8 IMask; /* Interrupt Mask Flag */ __u8 RNR; /* Receiver Not Ready (set by PC) */ __u8 XLock; /* XBuffer locked Flag */ __u8 Int; /* ISDN interrupt */ __u8 ReqCh; /* Channel field for layer-3 Requests */ __u8 RcCh; /* Channel field for layer-3 Returncodes */ __u8 IndCh; /* Channel field for layer-3 Indications */ __u8 MInd; /* more data indication field */ __u16 MLength; /* more data total packet length */ __u8 ReadyInt; /* request field for ready interrupt */ __u8 Reserved[12]; /* reserved space */ __u8 IfType; /* 1 = 16k-Interface */ __u16 Signature __attribute__ ((packed)); /* ISDN adapter Signature */ eicon_scom_PBUFFER XBuffer; /* Transmit Buffer */ eicon_scom_PBUFFER RBuffer; /* Receive Buffer */ } eicon_isa_com; /* struct for downloading firmware */ typedef struct { __u8 ctrl; __u8 card; __u8 msize; __u8 fill0; __u16 ebit __attribute__ ((packed)); __u32 eloc __attribute__ ((packed)); __u8 reserved[20]; __u16 signature __attribute__ ((packed)); __u8 fill[224]; __u8 b[256]; } eicon_isa_boot; /* Shared memory */ typedef union { unsigned char c[0x400]; eicon_isa_com com; eicon_isa_boot boot; } eicon_isa_shmem; /* * card's description */ typedef struct { int ramsize; int irq; /* IRQ */ unsigned long physmem; /* physical memory address */ #ifdef CONFIG_MCA int io; /* IO-port for MCA brand */ #endif /* CONFIG_MCA */ void* card; eicon_isa_shmem* shmem; /* Shared-memory area */ unsigned char* intack; /* Int-Acknowledge */ unsigned char* stopcpu; /* Writing here stops CPU */ unsigned char* startcpu; /* Writing here starts CPU */ unsigned char type; /* card type */ int channels; /* No. of channels */ unsigned char irqprobe; /* Flag: IRQ-probing */ unsigned char mvalid; /* Flag: Memory is valid */ unsigned char ivalid; /* Flag: IRQ is valid */ unsigned char master; /* Flag: Card ist Quadro 1/4 */ } eicon_isa_card; /* Offsets for special locations on standard cards */ #define INTACK 0x03fe #define STOPCPU 0x0400 #define STARTCPU 0x0401 #define RAMSIZE 0x0400 /* Offsets for special location on PRI card */ #define INTACK_P 0x3ffc #define STOPCPU_P 0x3ffe #define STARTCPU_P 0x3fff #define RAMSIZE_P 0x4000 extern int eicon_isa_load(eicon_isa_card *card, eicon_isa_codebuf *cb); extern int eicon_isa_bootload(eicon_isa_card *card, eicon_isa_codebuf *cb); extern void eicon_isa_release(eicon_isa_card *card); extern void eicon_isa_printpar(eicon_isa_card *card); extern void eicon_isa_transmit(eicon_isa_card *card); extern int eicon_isa_find_card(int Mem, int Irq, char * Id); #endif /* __KERNEL__ */ #endif /* eicon_isa_h */
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