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Add data32iot and data32ioh members to the wdc_attachment_data structure. 

This bus space tag and handle is used for 32 bit data transfers i.e.
when WDC_CAPABILITY_DATA32 is enabled as the 32 bit data register may
not be part of the standard drive registers.
This commit is contained in:
mark 1998-09-22 00:21:16 +00:00
parent 2671c2fa42
commit 962edcdc03
1 changed files with 7 additions and 7 deletions
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14
sys/dev/ic/wdcvar.h
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@ -1,4 +1,4 @@
/* $NetBSD: wdcvar.h,v 1.4 1998/09/10 19:24:45 kenh Exp $ */
/* $NetBSD: wdcvar.h,v 1.5 1998/09/22 00:21:16 mark Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -44,12 +44,10 @@ struct wdc_attachment_data {
bus_space_handle_t ioh;
bus_space_tag_t auxiot;
bus_space_handle_t auxioh;
/*
* XXX data access (normal and 32-bit) may need to be
* done via a separate iot/ioh on some systems. Let's
* wait and see if that's the case before implementing
* it.
*/
/* data32{iot,ioh} are only used for 32 bit xfers */
bus_space_tag_t data32iot;
bus_space_handle_t data32ioh;
/* if WDC_CAPABILITY_DMA set in 'cap' */
void *dma_arg;
@ -97,6 +95,8 @@ struct wdc_softc {
#define sc_ioh sc_adp->ioh
#define sc_auxiot sc_adp->auxiot
#define sc_auxioh sc_adp->auxioh
#define sc_data32iot sc_adp->data32iot
#define sc_data32ioh sc_adp->data32ioh
#define sc_dma_arg sc_adp->dma_arg
#define sc_dma_setup sc_adp->dma_setup
#define sc_dma_start sc_adp->dma_start