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/* $Id: tpam.h,v 1.1.2.1 2001/11/20 14:19:37 kai Exp $
*
* Turbo PAM ISDN driver for Linux. (Kernel Driver)
*
* Copyright 2001 Stelian Pop <stelian.pop@fr.alcove.com>, Alcôve
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
* For all support questions please contact: <support@auvertech.fr>
*
*/
#ifndef _TPAM_PRIV_H_
#define _TPAM_PRIV_H_
#include <linux/isdnif.h>
#include <linux/init.h>
/* Maximum number of channels for this board */
#define TPAM_NBCHANNEL 30
/* Maximum size of data */
#define TPAM_MAXBUFSIZE 2032
/* Size of a page of board memory */
#define TPAM_PAGE_SIZE 0x003ffffc /* 4 MB */
/* Magic number present if the board was successfully started */
#define TPAM_MAGICNUMBER 0x2a343242
/* Registers in the PCI BAR0 */
#define TPAM_PAGE_REGISTER 0x00400000 /* Select page */
#define TPAM_DSPINT_REGISTER 0x00400004 /* Interrupt board */
#define TPAM_RESETPAM_REGISTER 0x00400008 /* Reset board */
#define TPAM_HINTACK_REGISTER 0x0040000c /* Ack interrupt */
#define TPAM_HPIC_REGISTER 0x00400014 /* Board ready */
/* Registers in the board memory */
#define TPAM_MAGICNUMBER_REGISTER 0x80008000 /* Magic number */
#define TPAM_EXID_REGISTER 0x80008004 /* EXID - not used */
#define TPAM_UPLOADPTR_REGISTER 0x80008008 /* Upload data ptr */
#define TPAM_DOWNLOADPTR_REGISTER 0x8000800c /* Download data ptr */
#define TPAM_ACKUPLOAD_REGISTER 0x80008010 /* Ack upload */
#define TPAM_ACKDOWNLOAD_REGISTER 0x80008014 /* Ack download */
#define TPAM_INTERRUPTACK_REGISTER 0x80008018 /* Ack interrupt */
/* Reserved areas in the board memory */
#define TPAM_RESERVEDAREA1_START 0x00000000
#define TPAM_RESERVEDAREA1_END 0x003FFFFF
#define TPAM_RESERVEDAREA2_START 0x01C00000
#define TPAM_RESERVEDAREA2_END 0x01FFFFFF
#define TPAM_RESERVEDAREA3_START 0x04000000
#define TPAM_RESERVEDAREA3_END 0x7FFFFFFF
#define TPAM_RESERVEDAREA4_START 0x80010000
#define TPAM_RESERVEDAREA4_END 0xFFFFFFFF
/* NCO ID invalid */
#define TPAM_NCOID_INVALID 0xffff
/* channel number invalid */
#define TPAM_CHANNEL_INVALID 0xffff
/* Channel structure */
typedef struct tpam_channel {
int num; /* channel number */
struct tpam_card *card; /* channel's card */
u32 ncoid; /* ncoid */
u8 hdlc; /* hdlc mode (set by user level) */
u8 realhdlc; /* hdlc mode (negociated with peer) */
u32 hdlcshift; /* hdlc shift */
u8 readytoreceive; /* channel ready to receive data */
struct sk_buff_head sendq; /* Send queue */
} tpam_channel;
/* Card structure */
typedef struct tpam_card {
struct tpam_card *next; /* next card in list */
unsigned int irq; /* IRQ used by this board */
unsigned long bar0; /* ioremapped bar0 */
int id; /* id of the board */
isdn_if interface; /* isdn link-level pointer */
int channels_used; /* number of channels actually used */
int channels_tested; /* number of channels being tested */
u8 loopmode; /* board in looptest mode */
tpam_channel channels[TPAM_NBCHANNEL];/* channels tab */
int running; /* card is running */
int busy; /* waiting for ack from card */
int roundrobin; /* round robin between channels */
struct sk_buff_head sendq; /* send queue */
struct sk_buff_head recvq; /* receive queue */
struct tq_struct send_tq; /* send task queue */
struct tq_struct recv_tq; /* receive task queue */
spinlock_t lock; /* lock for the card */
} tpam_card;
/* Timeout waiting for signature to become available */
#define SIGNATURE_TIMEOUT (5*HZ)
/* Timeout waiting for receiving all the ACreateNCOCnf */
#define NCOCREATE_TIMEOUT (30*HZ)
/* Maximum size of the TLV block */
#define MPB_MAXIMUMBLOCKTLVSIZE 128
/* Maximum size of the data block */
#define MPB_MAXIMUMDATASIZE 4904
/* Maximum size of a phone number */
#define PHONE_MAXIMUMSIZE 32
/* Header for a sk_buff structure */
typedef struct skb_header {
u16 size; /* size of pci_mpb block + size of tlv block */
u16 data_size; /* size of the data block */
u16 ack; /* packet needs to send ack upon send */
u16 ack_size; /* size of data to be acknowledged upon send */
} skb_header;
/* PCI message header structure */
typedef struct pci_mpb {
u16 exID; /* exID - not used */
u16 flags; /* flags - not used */
u32 errorCode; /* errorCode - not used */
u16 messageID; /* message ID - one of ID_XXX */
u16 maximumBlockTLVSize; /* MPB_MAXIMUMBLOCKTLVSIZE */
u16 actualBlockTLVSize; /* size of the tlv block */
u16 maximumDataSize; /* MPB_MAXIMUMDATASIZE */
u16 actualDataSize; /* size of the data block */
u16 dummy; /* padding */
} pci_mpb;
/* Types of PCI messages */
#define ID_ACreateNCOReq 101
#define ID_ACreateNCOCnf 102
#define ID_ADestroyNCOReq 103
#define ID_ADestroyNCOCnf 104
#define ID_CConnectReq 203
#define ID_CConnectInd 204
#define ID_CConnectRsp 205
#define ID_CConnectCnf 206
#define ID_CDisconnectReq 207
#define ID_CDisconnectInd 208
#define ID_CDisconnectRsp 209
#define ID_CDisconnectCnf 210
#define ID_U3DataReq 307
#define ID_U3DataInd 308
#define ID_U3ReadyToReceiveInd 318
/* Parameters for the PCI message TLV block */
#define PAR_BearerCap 3
#define PAR_CalledNumber 7
#define PAR_CallingNumber 11
#define PAR_CauseToPUF 15
#define PAR_Cdirection 16
#define PAR_CompletionStatus 19
#define PAR_Facility 30
#define PAR_HLC 34
#define PAR_NCOID 49
#define PAR_NCOType 50
#define PAR_ReadyFlag 55
#define PAR_U3Protocol 62
#define PAR_Udirection 64
/* Delayed statcallb structure */
typedef struct tpam_statcallb_data {
tpam_card *card; /* card issuing the statcallb */
struct timer_list *timer; /* timer launching the statcallb */
isdn_ctrl ctrl; /* isdn command */
} tpam_statcallb_data;
/* Function prototypes from tpam_main.c */
extern tpam_card *tpam_findcard(int);
extern u32 tpam_findchannel(tpam_card *, u32);
/* Function prototypes from tpam_memory.c */
extern void copy_to_pam_dword(tpam_card *, const void *, u32);
extern void copy_to_pam(tpam_card *, void *, const void *, u32);
extern u32 copy_from_pam_dword(tpam_card *, const void *);
extern void copy_from_pam(tpam_card *, void *, const void *, u32);
extern int copy_from_pam_to_user(tpam_card *, void *, const void *, u32);
extern int copy_from_user_to_pam(tpam_card *, void *, const void *, u32);
extern int tpam_verify_area(u32, u32);
/* Function prototypes from tpam_nco.c */
extern struct sk_buff *build_ACreateNCOReq(const u8 *);
extern struct sk_buff *build_ADestroyNCOReq(u32);
extern struct sk_buff *build_CConnectReq(u32, const u8 *, u8);
extern struct sk_buff *build_CConnectRsp(u32);
extern struct sk_buff *build_CDisconnectReq(u32);
extern struct sk_buff *build_CDisconnectRsp(u32);
extern struct sk_buff *build_U3DataReq(u32, void *, u16, u16, u16);
extern int parse_ACreateNCOCnf(struct sk_buff *, u8 *, u32 *);
extern int parse_ADestroyNCOCnf(struct sk_buff *, u8 *, u32 *);
extern int parse_CConnectCnf(struct sk_buff *, u32 *);
extern int parse_CConnectInd(struct sk_buff *, u32 *, u8 *, u8 *,
u8 *, u8 *, u8 *);
extern int parse_CDisconnectCnf(struct sk_buff *, u32 *, u32 *);
extern int parse_CDisconnectInd(struct sk_buff *, u32 *, u32 *);
extern int parse_U3ReadyToReceiveInd(struct sk_buff *, u32 *, u8 *);
extern int parse_U3DataInd(struct sk_buff *, u32 *, u8 **, u16 *);
/* Function prototypes from tpam_queues.c */
extern void tpam_enqueue(tpam_card *, struct sk_buff *);
extern void tpam_enqueue_data(tpam_channel *, struct sk_buff *);
extern void tpam_irq(int, void *, struct pt_regs *);
extern void tpam_recv_tq(tpam_card *);
extern void tpam_send_tq(tpam_card *);
/* Function prototypes from tpam_commands.c */
extern int tpam_command(isdn_ctrl *);
extern int tpam_writebuf_skb(int, int, int, struct sk_buff *);
extern void tpam_recv_ACreateNCOCnf(tpam_card *, struct sk_buff *);
extern void tpam_recv_ADestroyNCOCnf(tpam_card *, struct sk_buff *);
extern void tpam_recv_CConnectCnf(tpam_card *, struct sk_buff *);
extern void tpam_recv_CConnectInd(tpam_card *, struct sk_buff *);
extern void tpam_recv_CDisconnectInd(tpam_card *, struct sk_buff *);
extern void tpam_recv_CDisconnectCnf(tpam_card *, struct sk_buff *);
extern void tpam_recv_U3DataInd(tpam_card *, struct sk_buff *);
extern void tpam_recv_U3ReadyToReceiveInd(tpam_card *, struct sk_buff *);
/* Function prototypes from tpam_hdlc.c */
extern u32 tpam_hdlc_encode(u8 *, u8 *, u32 *, u32);
extern u32 tpam_hdlc_decode(u8 *, u8 *, u32);
/* Function prototypes from tpam_crcpc.c */
extern void init_CRC(void);
extern void hdlc_encode_modem(u8 *, u32, u8 *, u32 *);
extern void hdlc_no_accm_encode(u8 *, u32, u8 *, u32 *);
extern u32 hdlc_no_accm_decode(u8 *, u32);
/* Define this to enable debug tracing prints */
#undef DEBUG
#ifdef DEBUG
#define dprintk printk
#else
#define dprintk while(0) printk
#endif
#endif /* _TPAM_H_ */
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