108 lines
6.4 KiB
C
108 lines
6.4 KiB
C
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#pragma option push -b -a8 -pc -A- /*P_O_Push*/
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/*****************************************************************************/
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/* */
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/* SYNCDTCT.H - External include file for SYNCDTCT.DLL which is used by */
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/* setup to detect sync. comms. cards. */
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/* */
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/* SEE SYNCDTCT.C FOR DETAILED SYNTAX OF THE CALLS */
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/* */
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/*****************************************************************************/
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/*****************************************************************************/
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/* Returned structure containing config data on the card */
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/* */
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/* NEVER CHANGE THESE STRUCTURES WITHOUT ALSO CHANGING IBMSYNC.SYS */
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/* */
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/* The individual SYNC_CFG structures are stored as raw data in a single */
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/* registry value under \SERVICES\IBMSYNC\PARAMETERS\CardCfg. */
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/* */
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/* When IBMSYNC starts, it reads the raw data into memory and then uses the */
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/* result as it's config array. This means the data must be in the form the */
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/* driver expects. */
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/* */
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/* Note: For MCA buses, the DMA & port info is read in a new every time the */
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/* driver runs. It is the McaSlot & McaId field which define the cards.*/
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/* */
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/* For ISA/EISA buses, the base port addresses define the cards, and */
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/* this infois only updated when setup is run. */
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/* */
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/*****************************************************************************/
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typedef struct _SYNC_CARD
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{
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ULONG IdandUseCount; /* LOWORD is the adapter ID */
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/* HIWORD is the use count */
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/* Done this way to preserve back */
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/* compatibility. */
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UCHAR DisplayName[50];
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} SYNC_CARD,* PSYNC_CARD;
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typedef struct _PORT_DEF
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{
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ULONG Addr;
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ULONG Len;
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} PORT_DEF;
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typedef struct _SYNC_CFG
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{
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SYNC_CARD Card;
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UCHAR DeviceName[25];
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PORT_DEF AdapterBase; /* Zero for MPA/A card if sync disabled */
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UCHAR Irq;
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#define NO_IRQ_GENERATED 0xFF /* Adapter failed to generate interrupt */
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UCHAR DmaChannel;
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#define DMA_CANT_BE_DETECTED 0xFF /* Need to get user to select 0, 1 or 3 */
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#define NO_DMA 0x10 /* IBMSYNC checks for this define */
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USHORT McaId;
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UCHAR McaSlot;
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PORT_DEF MpcaModePort;
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UCHAR MpcaModeValue;
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} SYNC_CFG,* PSYNC_CFG;
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/*****************************************************************************/
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/* */
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/* Calls to query sync cards */
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/* ------------------------- */
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/* */
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/* DetectPresentCards() is used during an initial install of sync devices to */
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/* get a list of present cards.This corresponds to */
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/* primary netcard detection. */
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/* */
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/* QueryPossibleCards() are used when a users wants to add a new card. The */
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/* & QueryCardConfig() fisrt call is made to get a list of all sync cards */
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/* and then once one has been selected, the second call */
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/* checks for the cards existence and returns the config*/
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/* to be written to the registry. These calls correspond*/
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/* to secondary net card detection. */
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/* */
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/* Both sets of cards can return NO_IRQ_GENERATED in the Irq field to */
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/* indicate a possible interrupt clash and DMA_CANT_BE_DETECTED in the case */
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/* of MicroGate cards when the DMA channel can't be selected. In the second */
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/* case setup has to prompt the user for either 0,1 or 3 before putting info */
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/* in the registry. */
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/*****************************************************************************/
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DWORD DetectPresentCards(SYNC_CFG CfgArray[], int MaxNum, int * pAvailNum);
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DWORD QueryPossibleCards(SYNC_CARD CardArray[], int MaxNum, int * pAvailNum);
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DWORD QueryCardConfig(ULONG CardId, PSYNC_CFG pCfg);
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/*****************************************************************************/
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/* */
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/* Calls used to store cfg */
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/* ----------------------- */
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/* */
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/* These calls store the card configuration information under the IBMSYNC */
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/* key in a format which the device driver can understand. */
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/* */
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/* WriteSyncCfg() Saves an array of card config entries where they can be */
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/* accessed by the card. */
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/* */
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/* ReadSyncCfg() Returns an array containing config on all the cards */
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/* currently configured. */
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/* */
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/*****************************************************************************/
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DWORD WriteSyncCfg(SYNC_CFG CfgArray[], int NumEntries);
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DWORD ReadSyncCfg (SYNC_CFG CfgArray[], int MaxNum, int * pAvailNum);
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#pragma option pop /*P_O_Pop*/
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