Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Make DVMA space pointers (void *) like the sun3x.

This commit is contained in:
gwr 1997-10-17 03:23:06 +00:00
parent e1e41e2529
commit fc2200d8a4
1 changed files with 22 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
sys/arch/sun3/sun3/dvma.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: dvma.c,v 1.10 1997/06/10 19:17:15 veego Exp $ */
/* $NetBSD: dvma.c,v 1.11 1997/10/17 03:23:06 gwr Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
@ -107,7 +107,8 @@ dvma_init()
* Allocate actual memory pages in DVMA space.
* (idea for implementation borrowed from Chris Torek.)
*/
caddr_t dvma_malloc(bytes)
void *
dvma_malloc(bytes)
size_t bytes;
{
caddr_t new_mem;
@ -127,8 +128,8 @@ caddr_t dvma_malloc(bytes)
* Free pages from dvma_malloc()
*/
void dvma_free(addr, size)
caddr_t addr;
size_t size;
void *addr;
size_t size;
{
vm_size_t sz = m68k_round_page(size);
@ -140,14 +141,16 @@ void dvma_free(addr, size)
* would be used by some OTHER bus-master besides the CPU.
* (Examples: on-board ie/le, VME xy board).
*/
long dvma_kvtopa(kva, bustype)
long kva;
u_long
dvma_kvtopa(kva, bustype)
void *kva;
int bustype;
{
long mask = 0;
u_long dvma, mask = 0;
if (kva < DVMA_SPACE_START || kva >= DVMA_SPACE_END)
panic("dvma_kvtopa: bad dmva addr=0x%x\n", kva);
dvma = (u_long)kva;
if (dvma < DVMA_SPACE_START || dvma >= DVMA_SPACE_END)
panic("dvma_kvtopa: bad dmva addr=0x%x\n", dvma);
switch (bustype) {
case BUS_OBIO:
@ -161,7 +164,7 @@ long dvma_kvtopa(kva, bustype)
panic("dvma_kvtopa: bad bus type %d\n", bustype);
}
return(kva & mask);
return(dvma & mask);
}
/*
@ -170,7 +173,11 @@ long dvma_kvtopa(kva, bustype)
* This IS safe to call at interrupt time.
* (Typically called at SPLBIO)
*/
caddr_t dvma_mapin(char *kva, int len)
void *
dvma_mapin(kva, len, canwait)
void *kva;
int len;
int canwait; /* ignored */
{
vm_offset_t seg_kva, seg_dma, seg_len, seg_off;
register vm_offset_t v, x;
@ -229,7 +236,10 @@ caddr_t dvma_mapin(char *kva, int len)
* This IS safe to call at interrupt time.
* (Typically called at SPLBIO)
*/
void dvma_mapout(char *dma, int len)
void
dvma_mapout(dma, len)
void *dma;
int len;
{
vm_offset_t seg_dma, seg_len, seg_off;
register vm_offset_t v, x;