--- /dev/null
+/* $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 __init 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 __init 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();
+}
Code Review / kvmfornfv.git / blobdiff