** we start handling the data at offset zero.
**
*****************************************************************************/
-static bool ced_read_dma_info(volatile DMADESC *pDmaDesc, DEVICE_EXTENSION *pdx,
- char *pBuf, unsigned int dwCount)
+static bool ced_read_dma_info(volatile struct dmadesc *pDmaDesc,
+ DEVICE_EXTENSION *pdx,
+ char *pBuf, unsigned int dwCount)
{
bool bResult = false; /* assume we won't succeed */
unsigned char ucData;
/* The DMADESC structure is used to hold information on the transfer in progress. It */
/* is set up by ReadDMAInfo, using information sent by the 1401 in an escape sequence. */
-typedef struct dmadesc {
+struct dmadesc {
unsigned short wTransType; /* transfer type as TM_xxx above */
unsigned short wIdent; /* identifier word */
unsigned int dwSize; /* bytes to transfer */
unsigned int dwOffset; /* offset into transfer area for trans */
bool bOutWard; /* true when data is going TO 1401 */
-} DMADESC;
+};
#define INBUF_SZ 256 /* input buffer size */
#define OUTBUF_SZ 256 /* output buffer size */
volatile unsigned int dwDMAFlag; /* state of DMA */
struct transarea rTransDef[MAX_TRANSAREAS]; /* transfer area info */
- volatile DMADESC rDMAInfo; /* info on current DMA transfer */
+ volatile struct dmadesc rDMAInfo; /* info on current DMA transfer */
volatile bool bXFerWaiting; /* Flag set if DMA transfer stalled */
volatile bool bInDrawDown; /* Flag that we want to halt transfers */