/* $Id: divasfunc.c,v 1.23.4.2 2004/08/28 20:03:53 armin Exp $ * * Low level driver for Eicon DIVA Server ISDN cards. * * Copyright 2000-2003 by Armin Schindler (mac@melware.de) * Copyright 2000-2003 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. */ #include "platform.h" #include "di_defs.h" #include "pc.h" #include "di.h" #include "io.h" #include "divasync.h" #include "diva.h" #include "xdi_vers.h" #define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR) #define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG) static int debugmask; extern void DIVA_DIDD_Read(void *, int); extern PISDN_ADAPTER IoAdapters[MAX_ADAPTER]; extern char *DRIVERRELEASE_DIVAS; static dword notify_handle; static DESCRIPTOR DAdapter; static DESCRIPTOR MAdapter; /* -------------------------------------------------------------------------- MAINT driver connector section -------------------------------------------------------------------------- */ static void no_printf(unsigned char *x, ...) { /* dummy debug function */ } #include "debuglib.c" /* * get the adapters serial number */ void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf) { int contr = 0; if ((contr = ((IoAdapter->serialNo & 0xff000000) >> 24))) { sprintf(buf, "%d-%d", IoAdapter->serialNo & 0x00ffffff, contr + 1); } else { sprintf(buf, "%d", IoAdapter->serialNo); } } /* * register a new adapter */ void diva_xdi_didd_register_adapter(int card) { DESCRIPTOR d; IDI_SYNC_REQ req; if (card && ((card - 1) < MAX_ADAPTER) && IoAdapters[card - 1] && Requests[card - 1]) { d.type = IoAdapters[card - 1]->Properties.DescType; d.request = Requests[card - 1]; d.channels = IoAdapters[card - 1]->Properties.Channels; d.features = IoAdapters[card - 1]->Properties.Features; DBG_TRC(("DIDD register A(%d) channels=%d", card, d.channels)) /* workaround for different Name in structure */ strlcpy(IoAdapters[card - 1]->Name, IoAdapters[card - 1]->Properties.Name, sizeof(IoAdapters[card - 1]->Name)); req.didd_remove_adapter.e.Req = 0; req.didd_add_adapter.e.Rc = IDI_SYNC_REQ_DIDD_ADD_ADAPTER; req.didd_add_adapter.info.descriptor = (void *) &d; DAdapter.request((ENTITY *)&req); if (req.didd_add_adapter.e.Rc != 0xff) { DBG_ERR(("DIDD register A(%d) failed !", card)) } IoAdapters[card - 1]->os_trap_nfy_Fnc = NULL; } } /* * remove an adapter */ void diva_xdi_didd_remove_adapter(int card) { IDI_SYNC_REQ req; ADAPTER *a = &IoAdapters[card - 1]->a; IoAdapters[card - 1]->os_trap_nfy_Fnc = NULL; DBG_TRC(("DIDD de-register A(%d)", card)) req.didd_remove_adapter.e.Req = 0; req.didd_remove_adapter.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER; req.didd_remove_adapter.info.p_request = (IDI_CALL) Requests[card - 1]; DAdapter.request((ENTITY *)&req); memset(&(a->IdTable), 0x00, 256); } /* * start debug */ static void start_dbg(void) { DbgRegister("DIVAS", DRIVERRELEASE_DIVAS, (debugmask) ? debugmask : DBG_DEFAULT); DBG_LOG(("DIVA ISDNXDI BUILD (%s[%s])", DIVA_BUILD, diva_xdi_common_code_build)) } /* * stop debug */ static void stop_dbg(void) { DbgDeregister(); memset(&MAdapter, 0, sizeof(MAdapter)); dprintf = no_printf; } /* * didd callback function */ static void *didd_callback(void *context, DESCRIPTOR *adapter, int removal) { if (adapter->type == IDI_DADAPTER) { DBG_ERR(("Notification about IDI_DADAPTER change ! Oops.")); return (NULL); } if (adapter->type == IDI_DIMAINT) { if (removal) { stop_dbg(); } else { memcpy(&MAdapter, adapter, sizeof(MAdapter)); dprintf = (DIVA_DI_PRINTF) MAdapter.request; start_dbg(); } } return (NULL); } /* * connect to didd */ static int DIVA_INIT_FUNCTION connect_didd(void) { int x = 0; int dadapter = 0; IDI_SYNC_REQ req; DESCRIPTOR DIDD_Table[MAX_DESCRIPTORS]; DIVA_DIDD_Read(DIDD_Table, sizeof(DIDD_Table)); for (x = 0; x < MAX_DESCRIPTORS; x++) { if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */ dadapter = 1; memcpy(&DAdapter, &DIDD_Table[x], sizeof(DAdapter)); req.didd_notify.e.Req = 0; req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REGISTER_ADAPTER_NOTIFY; req.didd_notify.info.callback = (void *)didd_callback; req.didd_notify.info.context = NULL; DAdapter.request((ENTITY *)&req); if (req.didd_notify.e.Rc != 0xff) { stop_dbg(); return (0); } notify_handle = req.didd_notify.info.handle; } else if (DIDD_Table[x].type == IDI_DIMAINT) { /* MAINT found */ memcpy(&MAdapter, &DIDD_Table[x], sizeof(DAdapter)); dprintf = (DIVA_DI_PRINTF) MAdapter.request; start_dbg(); } } if (!dadapter) { stop_dbg(); } return (dadapter); } /* * disconnect from didd */ static void disconnect_didd(void) { IDI_SYNC_REQ req; stop_dbg(); req.didd_notify.e.Req = 0; req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER_NOTIFY; req.didd_notify.info.handle = notify_handle; DAdapter.request((ENTITY *)&req); } /* * init */ int DIVA_INIT_FUNCTION divasfunc_init(int dbgmask) { char *version; debugmask = dbgmask; if (!connect_didd()) { DBG_ERR(("divasfunc: failed to connect to DIDD.")) return (0); } version = diva_xdi_common_code_build; divasa_xdi_driver_entry(); return (1); } /* * exit */ void divasfunc_exit(void) { divasa_xdi_driver_unload(); disconnect_didd(); }