Add XSERV_t, TRANS_SERVER, TRANS_REOPEN to quash warnings. Add #include <dix-config.h> or <xorg-config.h>, as appropriate, to all source files in the xserver/xorg tree, predicated on defines of HAVE_{DIX,XORG}_CONFIG_H. Change all Xfont includes to <X11/fonts/foo.h>.
736 lines
18 KiB
C
736 lines
18 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bsd/alpha_video.c,v 1.6 2003/12/30 15:18:30 herrb Exp $ */
|
|
/*
|
|
* Copyright 1992 by Rich Murphey <Rich@Rice.edu>
|
|
* Copyright 1993 by David Wexelblat <dwex@goblin.org>
|
|
*
|
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
|
* documentation for any purpose is hereby granted without fee, provided that
|
|
* the above copyright notice appear in all copies and that both that
|
|
* copyright notice and this permission notice appear in supporting
|
|
* documentation, and that the names of Rich Murphey and David Wexelblat
|
|
* not be used in advertising or publicity pertaining to distribution of
|
|
* the software without specific, written prior permission. Rich Murphey and
|
|
* David Wexelblat make no representations about the suitability of this
|
|
* software for any purpose. It is provided "as is" without express or
|
|
* implied warranty.
|
|
*
|
|
* RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO
|
|
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
|
|
* FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT BE LIABLE FOR
|
|
* ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
|
|
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
|
|
* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
|
|
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*
|
|
*/
|
|
|
|
/* $XConsortium: bsd_video.c /main/10 1996/10/25 11:37:57 kaleb $ */
|
|
|
|
#ifdef HAVE_XORG_CONFIG_H
|
|
#include <xorg-config.h>
|
|
#endif
|
|
|
|
#include <X11/X.h>
|
|
#include "xf86.h"
|
|
#include "xf86Priv.h"
|
|
|
|
#include <sys/param.h>
|
|
#ifndef __NetBSD__
|
|
# include <sys/sysctl.h>
|
|
# ifdef __FreeBSD__
|
|
# include <machine/sysarch.h>
|
|
# endif
|
|
# else
|
|
# include <machine/sysarch.h>
|
|
#endif
|
|
|
|
#include "xf86Axp.h"
|
|
|
|
#include "xf86_OSlib.h"
|
|
#include "xf86OSpriv.h"
|
|
|
|
#if defined(__NetBSD__) && !defined(MAP_FILE)
|
|
#define MAP_FLAGS MAP_SHARED
|
|
#else
|
|
#define MAP_FLAGS (MAP_FILE | MAP_SHARED)
|
|
#endif
|
|
|
|
#ifndef MAP_FAILED
|
|
#define MAP_FAILED ((caddr_t)-1)
|
|
#endif
|
|
|
|
axpDevice bsdGetAXP(void);
|
|
|
|
#ifndef __NetBSD__
|
|
extern unsigned long dense_base(void);
|
|
|
|
static int axpSystem = -1;
|
|
static unsigned long hae_thresh;
|
|
static unsigned long hae_mask;
|
|
static unsigned long bus_base;
|
|
static unsigned long sparse_size;
|
|
|
|
static unsigned long
|
|
memory_base(void)
|
|
{
|
|
static unsigned long base = 0;
|
|
|
|
if (base == 0) {
|
|
size_t len = sizeof(base);
|
|
int error;
|
|
#ifdef __OpenBSD__
|
|
int mib[3];
|
|
|
|
mib[0] = CTL_MACHDEP;
|
|
mib[1] = CPU_CHIPSET;
|
|
mib[2] = CPU_CHIPSET_MEM;
|
|
|
|
if ((error = sysctl(mib, 3, &base, &len, NULL, 0)) < 0)
|
|
#else
|
|
if ((error = sysctlbyname("hw.chipset.memory", &base, &len,
|
|
0, 0)) < 0)
|
|
#endif
|
|
FatalError("xf86MapVidMem: can't find memory\n");
|
|
}
|
|
|
|
return base;
|
|
}
|
|
|
|
static int
|
|
has_bwx(void)
|
|
{
|
|
static int bwx = 0;
|
|
size_t len = sizeof(bwx);
|
|
int error;
|
|
#ifdef __OpenBSD__
|
|
int mib[3];
|
|
|
|
mib[0] = CTL_MACHDEP;
|
|
mib[1] = CPU_CHIPSET;
|
|
mib[2] = CPU_CHIPSET_BWX;
|
|
|
|
if ((error = sysctl(mib, 3, &bwx, &len, NULL, 0)) < 0)
|
|
return FALSE;
|
|
else
|
|
return bwx;
|
|
#else
|
|
if ((error = sysctlbyname("hw.chipset.bwx", &bwx, &len, 0, 0)) < 0)
|
|
return FALSE;
|
|
else
|
|
return bwx;
|
|
#endif
|
|
}
|
|
#else /* __NetBSD__ */
|
|
static unsigned long hae_thresh = (1UL << 24);
|
|
static unsigned long hae_mask = 0xf8000000UL; /* XXX - should use xf86AXP.c */
|
|
static struct alpha_bus_window *abw;
|
|
static int abw_count = -1;
|
|
|
|
static void
|
|
init_abw(void)
|
|
{
|
|
if (abw_count < 0) {
|
|
abw_count = alpha_bus_getwindows(ALPHA_BUS_TYPE_PCI_MEM, &abw);
|
|
if (abw_count <= 0)
|
|
FatalError("init_abw: alpha_bus_getwindows failed\n");
|
|
}
|
|
}
|
|
|
|
static int
|
|
has_bwx(void)
|
|
{
|
|
if (abw_count < 0)
|
|
init_abw();
|
|
|
|
xf86Msg(X_INFO, "has_bwx = %d\n",
|
|
abw[0].abw_abst.abst_flags & ABST_BWX ? 1 : 0); /* XXXX */
|
|
return abw[0].abw_abst.abst_flags & ABST_BWX;
|
|
}
|
|
|
|
static unsigned long
|
|
dense_base(void)
|
|
{
|
|
if (abw_count < 0)
|
|
init_abw();
|
|
|
|
/* XXX check abst_flags for ABST_DENSE just to be safe? */
|
|
xf86Msg(X_INFO, "dense base = %#lx\n",
|
|
abw[0].abw_abst.abst_sys_start); /* XXXX */
|
|
return abw[0].abw_abst.abst_sys_start;
|
|
}
|
|
|
|
static unsigned long
|
|
memory_base(void)
|
|
{
|
|
if (abw_count < 0)
|
|
init_abw();
|
|
|
|
if (abw_count > 0) {
|
|
xf86Msg(X_INFO, "memory base = %#lx\n",
|
|
abw[1].abw_abst.abst_sys_start); /* XXXX */
|
|
return abw[1].abw_abst.abst_sys_start;
|
|
} else {
|
|
xf86Msg(X_INFO, "no memory base\n"); /* XXXX */
|
|
return 0;
|
|
}
|
|
}
|
|
#endif /* __NetBSD__ */
|
|
|
|
#define BUS_BASE dense_base()
|
|
#define BUS_BASE_BWX memory_base()
|
|
|
|
/***************************************************************************/
|
|
/* Video Memory Mapping section */
|
|
/***************************************************************************/
|
|
|
|
#ifdef __OpenBSD__
|
|
#define SYSCTL_MSG "\tCheck that you have set 'machdep.allowaperture=1'\n"\
|
|
"\tin /etc/sysctl.conf and reboot your machine\n" \
|
|
"\trefer to xf86(4) for details"
|
|
#endif
|
|
|
|
static Bool useDevMem = FALSE;
|
|
static int devMemFd = -1;
|
|
|
|
#ifdef HAS_APERTURE_DRV
|
|
#define DEV_APERTURE "/dev/xf86"
|
|
#endif
|
|
#define DEV_MEM "/dev/mem"
|
|
|
|
static pointer mapVidMem(int, unsigned long, unsigned long, int);
|
|
static void unmapVidMem(int, pointer, unsigned long);
|
|
static pointer mapVidMemSparse(int, unsigned long, unsigned long, int);
|
|
static void unmapVidMemSparse(int, pointer, unsigned long);
|
|
|
|
/*
|
|
* Check if /dev/mem can be mmap'd. If it can't print a warning when
|
|
* "warn" is TRUE.
|
|
*/
|
|
static void
|
|
checkDevMem(Bool warn)
|
|
{
|
|
static Bool devMemChecked = FALSE;
|
|
int fd;
|
|
pointer base;
|
|
|
|
if (devMemChecked)
|
|
return;
|
|
devMemChecked = TRUE;
|
|
|
|
#ifdef HAS_APERTURE_DRV
|
|
/* Try the aperture driver first */
|
|
if ((fd = open(DEV_APERTURE, O_RDWR)) >= 0) {
|
|
/* Try to map a page at the VGA address */
|
|
base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,
|
|
MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);
|
|
|
|
if (base != MAP_FAILED) {
|
|
munmap((caddr_t)base, 4096);
|
|
devMemFd = fd;
|
|
useDevMem = TRUE;
|
|
xf86Msg(X_INFO, "checkDevMem: using aperture driver %s\n",
|
|
DEV_APERTURE);
|
|
return;
|
|
} else {
|
|
if (warn) {
|
|
xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",
|
|
DEV_APERTURE, strerror(errno));
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
if ((fd = open(DEV_MEM, O_RDWR)) >= 0) {
|
|
/* Try to map a page at the VGA address */
|
|
base = mmap((caddr_t)0, 4096, PROT_READ | PROT_WRITE,
|
|
MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);
|
|
|
|
if (base != MAP_FAILED) {
|
|
munmap((caddr_t)base, 4096);
|
|
devMemFd = fd;
|
|
useDevMem = TRUE;
|
|
return;
|
|
} else {
|
|
if (warn) {
|
|
xf86Msg(X_WARNING, "checkDevMem: failed to mmap %s (%s)\n",
|
|
DEV_MEM, strerror(errno));
|
|
}
|
|
}
|
|
}
|
|
if (warn) {
|
|
#ifndef HAS_APERTURE_DRV
|
|
xf86Msg(X_WARNING, "checkDevMem: failed to open/mmap %s (%s)\n",
|
|
DEV_MEM, strerror(errno));
|
|
#else
|
|
#ifndef __OpenBSD__
|
|
xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n"
|
|
"\t(%s)\n", DEV_APERTURE, DEV_MEM, strerror(errno));
|
|
#else /* __OpenBSD__ */
|
|
xf86Msg(X_WARNING, "checkDevMem: failed to open %s and %s\n"
|
|
"\t(%s)\n%s", DEV_APERTURE, DEV_MEM, strerror(errno),
|
|
SYSCTL_MSG);
|
|
#endif /* __OpenBSD__ */
|
|
#endif
|
|
xf86ErrorF("\tlinear framebuffer access unavailable\n");
|
|
}
|
|
useDevMem = FALSE;
|
|
return;
|
|
}
|
|
|
|
void
|
|
xf86OSInitVidMem(VidMemInfoPtr pVidMem)
|
|
{
|
|
checkDevMem(TRUE);
|
|
pVidMem->linearSupported = useDevMem;
|
|
|
|
if (has_bwx()) {
|
|
xf86Msg(X_PROBED,"Machine type has 8/16 bit access\n");
|
|
pVidMem->mapMem = mapVidMem;
|
|
pVidMem->unmapMem = unmapVidMem;
|
|
} else {
|
|
xf86Msg(X_PROBED,"Machine needs sparse mapping\n");
|
|
pVidMem->mapMem = mapVidMemSparse;
|
|
pVidMem->unmapMem = unmapVidMemSparse;
|
|
#ifndef __NetBSD__
|
|
if (axpSystem == -1)
|
|
axpSystem = bsdGetAXP();
|
|
hae_thresh = xf86AXPParams[axpSystem].hae_thresh;
|
|
hae_mask = xf86AXPParams[axpSystem].hae_mask;
|
|
sparse_size = xf86AXPParams[axpSystem].size;
|
|
#endif /* __NetBSD__ */
|
|
}
|
|
pVidMem->initialised = TRUE;
|
|
}
|
|
|
|
static pointer
|
|
mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
|
|
{
|
|
pointer base;
|
|
|
|
checkDevMem(FALSE);
|
|
Base = Base & ((1L<<32) - 1);
|
|
|
|
if (useDevMem)
|
|
{
|
|
if (devMemFd < 0)
|
|
{
|
|
FatalError("xf86MapVidMem: failed to open %s (%s)\n",
|
|
DEV_MEM, strerror(errno));
|
|
}
|
|
base = mmap((caddr_t)0, Size,
|
|
(flags & VIDMEM_READONLY) ?
|
|
PROT_READ : (PROT_READ | PROT_WRITE),
|
|
MAP_FLAGS, devMemFd, (off_t)Base + BUS_BASE_BWX);
|
|
if (base == MAP_FAILED)
|
|
{
|
|
FatalError("%s: could not mmap %s [s=%lx,a=%lx] (%s)\n",
|
|
"xf86MapVidMem", DEV_MEM, Size, Base,
|
|
strerror(errno));
|
|
}
|
|
return(base);
|
|
}
|
|
|
|
/* else, mmap /dev/vga */
|
|
if ((unsigned long)Base < 0xA0000 || (unsigned long)Base >= 0xC0000)
|
|
{
|
|
FatalError("%s: Address 0x%lx outside allowable range\n",
|
|
"xf86MapVidMem", Base);
|
|
}
|
|
base = mmap(0, Size,
|
|
(flags & VIDMEM_READONLY) ?
|
|
PROT_READ : (PROT_READ | PROT_WRITE),
|
|
MAP_FLAGS, xf86Info.screenFd,
|
|
(unsigned long)Base + BUS_BASE);
|
|
if (base == MAP_FAILED)
|
|
{
|
|
FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",
|
|
strerror(errno));
|
|
}
|
|
return(base);
|
|
}
|
|
|
|
static void
|
|
unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
|
|
{
|
|
munmap((caddr_t)Base, Size);
|
|
}
|
|
|
|
/*
|
|
* Read BIOS via mmap()ing DEV_MEM
|
|
*/
|
|
|
|
int
|
|
xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
|
|
int Len)
|
|
{
|
|
unsigned char *ptr;
|
|
int psize;
|
|
int mlen;
|
|
|
|
checkDevMem(TRUE);
|
|
if (devMemFd == -1) {
|
|
return(-1);
|
|
}
|
|
|
|
psize = xf86getpagesize();
|
|
Offset += Base & (psize - 1);
|
|
Base &= ~(psize - 1);
|
|
mlen = (Offset + Len + psize - 1) & ~(psize - 1);
|
|
ptr = (unsigned char *)mmap((caddr_t)0, mlen, PROT_READ,
|
|
MAP_SHARED, devMemFd, (off_t)Base+BUS_BASE);
|
|
if ((long)ptr == -1)
|
|
{
|
|
xf86Msg(X_WARNING,
|
|
"xf86ReadBIOS: %s mmap[s=%x,a=%lx,o=%lx] failed (%s)\n",
|
|
DEV_MEM, Len, Base, Offset, strerror(errno));
|
|
return(-1);
|
|
}
|
|
#ifdef DEBUG
|
|
xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS: BIOS at 0x%08x has signature 0x%04x\n",
|
|
Base, ptr[0] | (ptr[1] << 8));
|
|
#endif
|
|
(void)memcpy(Buf, (void *)(ptr + Offset), Len);
|
|
(void)munmap((caddr_t)ptr, mlen);
|
|
#ifdef DEBUG
|
|
xf86MsgVerb(X_INFO, 3, "xf86ReadBIOS(%x, %x, Buf, %x)"
|
|
"-> %02x %02x %02x %02x...\n",
|
|
Base, Offset, Len, Buf[0], Buf[1], Buf[2], Buf[3]);
|
|
#endif
|
|
return(Len);
|
|
}
|
|
|
|
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__)
|
|
|
|
extern int ioperm(unsigned long from, unsigned long num, int on);
|
|
|
|
Bool
|
|
xf86EnableIO()
|
|
{
|
|
if (!ioperm(0, 65536, TRUE))
|
|
return TRUE;
|
|
return FALSE;
|
|
}
|
|
|
|
void
|
|
xf86DisableIO()
|
|
{
|
|
return;
|
|
}
|
|
|
|
#endif /* __FreeBSD__ || __OpenBSD__ */
|
|
|
|
#ifdef USE_ALPHA_PIO
|
|
|
|
Bool
|
|
xf86EnableIO()
|
|
{
|
|
alpha_pci_io_enable(1);
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
xf86DisableIO()
|
|
{
|
|
alpha_pci_io_enable(0);
|
|
}
|
|
|
|
#endif /* USE_ALPHA_PIO */
|
|
|
|
/***************************************************************************/
|
|
/* Interrupt Handling section */
|
|
/***************************************************************************/
|
|
|
|
Bool
|
|
xf86DisableInterrupts()
|
|
{
|
|
|
|
return(TRUE);
|
|
}
|
|
|
|
void
|
|
xf86EnableInterrupts()
|
|
{
|
|
return;
|
|
}
|
|
|
|
|
|
#define vuip volatile unsigned int *
|
|
|
|
static unsigned long msb_set = 0;
|
|
static pointer memSBase = 0;
|
|
static pointer memBase = 0;
|
|
|
|
extern int readDense8(pointer Base, register unsigned long Offset);
|
|
extern int readDense16(pointer Base, register unsigned long Offset);
|
|
extern int readDense32(pointer Base, register unsigned long Offset);
|
|
extern void
|
|
writeDenseNB8(int Value, pointer Base, register unsigned long Offset);
|
|
extern void
|
|
writeDenseNB16(int Value, pointer Base, register unsigned long Offset);
|
|
extern void
|
|
writeDenseNB32(int Value, pointer Base, register unsigned long Offset);
|
|
extern void
|
|
writeDense8(int Value, pointer Base, register unsigned long Offset);
|
|
extern void
|
|
writeDense16(int Value, pointer Base, register unsigned long Offset);
|
|
extern void
|
|
writeDense32(int Value, pointer Base, register unsigned long Offset);
|
|
|
|
static int readSparse8(pointer Base, register unsigned long Offset);
|
|
static int readSparse16(pointer Base, register unsigned long Offset);
|
|
static int readSparse32(pointer Base, register unsigned long Offset);
|
|
static void
|
|
writeSparseNB8(int Value, pointer Base, register unsigned long Offset);
|
|
static void
|
|
writeSparseNB16(int Value, pointer Base, register unsigned long Offset);
|
|
static void
|
|
writeSparseNB32(int Value, pointer Base, register unsigned long Offset);
|
|
static void
|
|
writeSparse8(int Value, pointer Base, register unsigned long Offset);
|
|
static void
|
|
writeSparse16(int Value, pointer Base, register unsigned long Offset);
|
|
static void
|
|
writeSparse32(int Value, pointer Base, register unsigned long Offset);
|
|
|
|
#ifdef __FreeBSD__
|
|
extern int sysarch(int, void *);
|
|
#endif
|
|
|
|
struct parms {
|
|
u_int64_t hae;
|
|
};
|
|
|
|
#ifndef __NetBSD__
|
|
static int
|
|
sethae(u_int64_t hae)
|
|
{
|
|
#ifdef __FreeBSD__
|
|
#ifndef ALPHA_SETHAE
|
|
#define ALPHA_SETHAE 0
|
|
#endif
|
|
struct parms p;
|
|
p.hae = hae;
|
|
return (sysarch(ALPHA_SETHAE, (char *)&p));
|
|
#endif
|
|
#ifdef __OpenBSD__
|
|
return -1;
|
|
#endif
|
|
}
|
|
#endif /* __NetBSD__ */
|
|
|
|
static pointer
|
|
mapVidMemSparse(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
|
|
{
|
|
static Bool was_here = FALSE;
|
|
|
|
if (!was_here) {
|
|
was_here = TRUE;
|
|
|
|
checkDevMem(FALSE);
|
|
|
|
xf86WriteMmio8 = writeSparse8;
|
|
xf86WriteMmio16 = writeSparse16;
|
|
xf86WriteMmio32 = writeSparse32;
|
|
xf86WriteMmioNB8 = writeSparseNB8;
|
|
xf86WriteMmioNB16 = writeSparseNB16;
|
|
xf86WriteMmioNB32 = writeSparseNB32;
|
|
xf86ReadMmio8 = readSparse8;
|
|
xf86ReadMmio16 = readSparse16;
|
|
xf86ReadMmio32 = readSparse32;
|
|
|
|
memBase = mmap((caddr_t)0, 0x100000000,
|
|
PROT_READ | PROT_WRITE,
|
|
MAP_SHARED, devMemFd,
|
|
(off_t) BUS_BASE);
|
|
memSBase = mmap((caddr_t)0, 0x100000000,
|
|
PROT_READ | PROT_WRITE,
|
|
MAP_SHARED, devMemFd,
|
|
(off_t) BUS_BASE_BWX);
|
|
|
|
if (memSBase == MAP_FAILED || memBase == MAP_FAILED) {
|
|
FatalError("xf86MapVidMem: Could not mmap framebuffer (%s)\n",
|
|
strerror(errno));
|
|
}
|
|
}
|
|
return (pointer)((unsigned long)memBase + Base);
|
|
}
|
|
|
|
static void
|
|
unmapVidMemSparse(int ScreenNum, pointer Base, unsigned long Size)
|
|
{
|
|
}
|
|
|
|
static int
|
|
readSparse8(pointer Base, register unsigned long Offset)
|
|
{
|
|
register unsigned long result, shift;
|
|
register unsigned long msb;
|
|
mem_barrier();
|
|
Offset += (unsigned long)Base - (unsigned long)memBase;
|
|
shift = (Offset & 0x3) << 3;
|
|
if (Offset >= (hae_thresh)) {
|
|
msb = Offset & hae_mask;
|
|
Offset -= msb;
|
|
if (msb_set != msb) {
|
|
#ifndef __NetBSD__
|
|
sethae(msb);
|
|
#endif
|
|
msb_set = msb;
|
|
}
|
|
}
|
|
result = *(vuip) ((unsigned long)memSBase + (Offset << 5));
|
|
result >>= shift;
|
|
return 0xffUL & result;
|
|
}
|
|
|
|
static int
|
|
readSparse16(pointer Base, register unsigned long Offset)
|
|
{
|
|
register unsigned long result, shift;
|
|
register unsigned long msb;
|
|
|
|
mem_barrier();
|
|
Offset += (unsigned long)Base - (unsigned long)memBase;
|
|
shift = (Offset & 0x2) << 3;
|
|
if (Offset >= (hae_thresh)) {
|
|
msb = Offset & hae_mask;
|
|
Offset -= msb;
|
|
if (msb_set != msb) {
|
|
#ifndef __NetBSD__
|
|
sethae(msb);
|
|
#endif
|
|
msb_set = msb;
|
|
}
|
|
}
|
|
result = *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2)));
|
|
result >>= shift;
|
|
return 0xffffUL & result;
|
|
}
|
|
|
|
static int
|
|
readSparse32(pointer Base, register unsigned long Offset)
|
|
{
|
|
mem_barrier();
|
|
return *(vuip)((unsigned long)Base+(Offset));
|
|
}
|
|
|
|
static void
|
|
writeSparse8(int Value, pointer Base, register unsigned long Offset)
|
|
{
|
|
register unsigned long msb;
|
|
register unsigned int b = Value & 0xffU;
|
|
|
|
write_mem_barrier();
|
|
Offset += (unsigned long)Base - (unsigned long)memBase;
|
|
if (Offset >= (hae_thresh)) {
|
|
msb = Offset & hae_mask;
|
|
Offset -= msb;
|
|
if (msb_set != msb) {
|
|
#ifndef __NetBSD__
|
|
sethae(msb);
|
|
#endif
|
|
msb_set = msb;
|
|
}
|
|
}
|
|
*(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;
|
|
}
|
|
|
|
static void
|
|
writeSparse16(int Value, pointer Base, register unsigned long Offset)
|
|
{
|
|
register unsigned long msb;
|
|
register unsigned int w = Value & 0xffffU;
|
|
|
|
write_mem_barrier();
|
|
Offset += (unsigned long)Base - (unsigned long)memBase;
|
|
if (Offset >= (hae_thresh)) {
|
|
msb = Offset & hae_mask;
|
|
Offset -= msb;
|
|
if (msb_set != msb) {
|
|
#ifndef __NetBSD__
|
|
sethae(msb);
|
|
#endif
|
|
msb_set = msb;
|
|
}
|
|
}
|
|
*(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =
|
|
w * 0x00010001;
|
|
|
|
}
|
|
|
|
static void
|
|
writeSparse32(int Value, pointer Base, register unsigned long Offset)
|
|
{
|
|
write_mem_barrier();
|
|
*(vuip)((unsigned long)Base + (Offset)) = Value;
|
|
return;
|
|
}
|
|
|
|
static void
|
|
writeSparseNB8(int Value, pointer Base, register unsigned long Offset)
|
|
{
|
|
register unsigned long msb;
|
|
register unsigned int b = Value & 0xffU;
|
|
|
|
Offset += (unsigned long)Base - (unsigned long)memBase;
|
|
if (Offset >= (hae_thresh)) {
|
|
msb = Offset & hae_mask;
|
|
Offset -= msb;
|
|
if (msb_set != msb) {
|
|
#ifndef __NetBSD__
|
|
sethae(msb);
|
|
#endif
|
|
msb_set = msb;
|
|
}
|
|
}
|
|
*(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;
|
|
}
|
|
|
|
static void
|
|
writeSparseNB16(int Value, pointer Base, register unsigned long Offset)
|
|
{
|
|
register unsigned long msb;
|
|
register unsigned int w = Value & 0xffffU;
|
|
|
|
Offset += (unsigned long)Base - (unsigned long)memBase;
|
|
if (Offset >= (hae_thresh)) {
|
|
msb = Offset & hae_mask ;
|
|
Offset -= msb;
|
|
if (msb_set != msb) {
|
|
#ifndef __NetBSD__
|
|
sethae(msb);
|
|
#endif
|
|
msb_set = msb;
|
|
}
|
|
}
|
|
*(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =
|
|
w * 0x00010001;
|
|
}
|
|
|
|
static void
|
|
writeSparseNB32(int Value, pointer Base, register unsigned long Offset)
|
|
{
|
|
*(vuip)((unsigned long)Base + (Offset)) = Value;
|
|
return;
|
|
}
|
|
|
|
void (*xf86WriteMmio8)(int Value, pointer Base, unsigned long Offset)
|
|
= writeDense8;
|
|
void (*xf86WriteMmio16)(int Value, pointer Base, unsigned long Offset)
|
|
= writeDense16;
|
|
void (*xf86WriteMmio32)(int Value, pointer Base, unsigned long Offset)
|
|
= writeDense32;
|
|
void (*xf86WriteMmioNB8)(int Value, pointer Base, unsigned long Offset)
|
|
= writeDenseNB8;
|
|
void (*xf86WriteMmioNB16)(int Value, pointer Base, unsigned long Offset)
|
|
= writeDenseNB16;
|
|
void (*xf86WriteMmioNB32)(int Value, pointer Base, unsigned long Offset)
|
|
= writeDenseNB32;
|
|
int (*xf86ReadMmio8)(pointer Base, unsigned long Offset)
|
|
= readDense8;
|
|
int (*xf86ReadMmio16)(pointer Base, unsigned long Offset)
|
|
= readDense16;
|
|
int (*xf86ReadMmio32)(pointer Base, unsigned long Offset)
|
|
= readDense32;
|
|
|