Cross Reference: /vbox/src/VBox/Devices/PC/DevDMA.cpp

Lines Matching defs:chidx
89  * while 'chidx' refers to a DMA channel index within a controller (0-3).
239         int         chidx, reg, is_count;
243         chidx    = reg >> 1;
245         ch       = &dc->ChState[chidx];
265         Log2(("dmaWriteAddr: port %#06x, chidx %d, data %#02x\n",
266               port, chidx, u32));
283         int         chidx, reg, val, dir;
287         chidx = reg >> 1;
288         ch    = &dc->ChState[chidx];
314         int         chidx = 0;
332             chidx = u32 & 3;
334                 dc->u8Status |= 1 << (chidx + 4);
336                 dc->u8Status &= ~(1 << (chidx + 4));
337             dc->u8Status &= ~(1 << chidx);  /* Clear TC for channel. */
340             chidx = u32 & 3;
342                 dc->u8Mask |= 1 << chidx;
344                 dc->u8Mask &= ~(1 << chidx);
350                 chidx = u32 & 3;
353                 Log2(("chidx %d, op %d, %sauto-init, %screment, opmode %d\n",
354                       chidx, op, IS_MODE_AI(u32) ? "" : "no ",
357                 dc->ChState[chidx].u8Mode = u32;
376         Log(("dmaWriteCtl: port %#06x, chidx %d, data %#02x\n",
377               port, chidx, u32));
546 static void dmaRunChannel(DMAState *pThis, int ctlidx, int chidx)
549     DMAChannel  *ch = &dc->ChState[chidx];
564     end_cnt = ch->pfnXferHandler(pThis->pDevIns, ch->pvUser, (ctlidx * 4) + chidx,
574             dc->u8Status |= RT_BIT(chidx);
575             Log3(("TC set for DMA channel %d\n", (ctlidx * 4) + chidx));
590     int         ctlidx, chidx, mask;
602         for (chidx = 0; chidx < 4; ++chidx)
604             mask = 1 << chidx;
606                 dmaRunChannel(pThis, ctlidx, chidx);
753     int         chidx;
758     chidx  = uChannel & 3;
760         dc->u8Status |= 1 << (chidx + 4);
762         dc->u8Status &= ~(1 << (chidx + 4));
830     int         chidx;
844     for (chidx = 0; chidx < 4; ++chidx)
846         DMAChannel  *ch = &dc->ChState[chidx];
860     int         chidx;
876     for (chidx = 0; chidx < 4; ++chidx)
878         DMAChannel  *ch = &dc->ChState[chidx];
901             dc->au8Page[DMACX2PG(chidx)] = u8val;
903             dc->au8PageHi[DMACX2PG(chidx)] = u8val;