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Diffstat (limited to 'xorg-server/hw/xfree86/os-support/bsd/alpha_video.c')
-rw-r--r--xorg-server/hw/xfree86/os-support/bsd/alpha_video.c606
1 files changed, 300 insertions, 306 deletions
diff --git a/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c b/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c
index 882fb3b46..91f9fc826 100644
--- a/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c
+++ b/xorg-server/hw/xfree86/os-support/bsd/alpha_video.c
@@ -65,21 +65,21 @@ memory_base(void)
static unsigned long base = 0;
if (base == 0) {
- size_t len = sizeof(base);
- int error;
+ size_t len = sizeof(base);
+ int error;
+
#ifdef __OpenBSD__
- int mib[3];
+ int mib[3];
- mib[0] = CTL_MACHDEP;
- mib[1] = CPU_CHIPSET;
- mib[2] = CPU_CHIPSET_MEM;
+ mib[0] = CTL_MACHDEP;
+ mib[1] = CPU_CHIPSET;
+ mib[2] = CPU_CHIPSET_MEM;
- if ((error = sysctl(mib, 3, &base, &len, NULL, 0)) < 0)
+ if ((error = sysctl(mib, 3, &base, &len, NULL, 0)) < 0)
#else
- if ((error = sysctlbyname("hw.chipset.memory", &base, &len,
- 0, 0)) < 0)
+ if ((error = sysctlbyname("hw.chipset.memory", &base, &len, 0, 0)) < 0)
#endif
- FatalError("xf86MapVidMem: can't find memory\n");
+ FatalError("xf86MapVidMem: can't find memory\n");
}
return base;
@@ -91,6 +91,7 @@ has_bwx(void)
static int bwx = 0;
size_t len = sizeof(bwx);
int error;
+
#ifdef __OpenBSD__
int mib[3];
@@ -99,76 +100,74 @@ has_bwx(void)
mib[2] = CPU_CHIPSET_BWX;
if ((error = sysctl(mib, 3, &bwx, &len, NULL, 0)) < 0)
- return FALSE;
+ return FALSE;
else
- return bwx;
+ return bwx;
#else
if ((error = sysctlbyname("hw.chipset.bwx", &bwx, &len, 0, 0)) < 0)
- return FALSE;
+ return FALSE;
else
- return bwx;
+ return bwx;
#endif
}
-#else /* __NetBSD__ */
+#else /* __NetBSD__ */
static unsigned long hae_thresh = (1UL << 24);
-static unsigned long hae_mask = 0xf8000000UL; /* XXX - should use xf86AXP.c */
+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");
- }
+ 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();
+ 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;
+ 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();
+ 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;
+ /* 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 > 1) {
- xf86Msg(X_INFO, "memory base = %#lx\n",
- abw[1].abw_abst.abst_sys_start); /* XXXX */
- return abw[1].abw_abst.abst_sys_start;
- } else if (abw_count == 1) {
- /* assume memory_base == dense_base */
- xf86Msg(X_INFO, "memory base = %#lx\n",
- abw[0].abw_abst.abst_sys_start); /* XXXX */
- return abw[0].abw_abst.abst_sys_start;
- } else {
- xf86Msg(X_INFO, "no memory base\n"); /* XXXX */
- return 0;
- }
+ if (abw_count < 0)
+ init_abw();
+
+ if (abw_count > 1) {
+ xf86Msg(X_INFO, "memory base = %#lx\n", abw[1].abw_abst.abst_sys_start); /* XXXX */
+ return abw[1].abw_abst.abst_sys_start;
+ }
+ else if (abw_count == 1) {
+ /* assume memory_base == dense_base */
+ xf86Msg(X_INFO, "memory base = %#lx\n", abw[0].abw_abst.abst_sys_start); /* XXXX */
+ return abw[0].abw_abst.abst_sys_start;
+ }
+ else {
+ xf86Msg(X_INFO, "no memory base\n"); /* XXXX */
+ return 0;
+ }
}
-#endif /* __NetBSD__ */
+#endif /* __NetBSD__ */
#define BUS_BASE dense_base()
#define BUS_BASE_BWX memory_base()
@@ -184,7 +183,7 @@ memory_base(void)
#endif
static Bool useDevMem = FALSE;
-static int devMemFd = -1;
+static int devMemFd = -1;
#ifdef HAS_APERTURE_DRV
#define DEV_APERTURE "/dev/xf86"
@@ -202,148 +201,144 @@ static void unmapVidMemSparse(int, pointer, unsigned long);
static void
checkDevMem(Bool warn)
{
- static Bool devMemChecked = FALSE;
- int fd;
- pointer base;
+ static Bool devMemChecked = FALSE;
+ int fd;
+ pointer base;
- if (devMemChecked)
- return;
- devMemChecked = TRUE;
+ 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));
- }
- }
- }
+ /* 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) {
+ 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));
+ 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__ */
+ 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;
+ 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;
+ 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;
-#endif /* __NetBSD__ */
- }
- pVidMem->initialised = TRUE;
+ if (axpSystem == -1)
+ axpSystem = bsdGetAXP();
+ hae_thresh = xf86AXPParams[axpSystem].hae_thresh;
+ hae_mask = xf86AXPParams[axpSystem].hae_mask;
+#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.consoleFd,
- (unsigned long)Base + BUS_BASE);
- if (base == MAP_FAILED)
- {
- FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",
- strerror(errno));
- }
- return base;
+ 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.consoleFd, (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);
+ munmap((caddr_t) Base, Size);
}
/*
@@ -352,45 +347,44 @@ unmapVidMem(int ScreenNum, pointer Base, unsigned long Size)
int
xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
- int Len)
+ int Len)
{
- unsigned char *ptr;
- int psize;
- int mlen;
-
- checkDevMem(TRUE);
- if (devMemFd == -1) {
- return -1;
- }
-
- psize = getpagesize();
- 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;
- }
+ unsigned char *ptr;
+ int psize;
+ int mlen;
+
+ checkDevMem(TRUE);
+ if (devMemFd == -1) {
+ return -1;
+ }
+
+ psize = getpagesize();
+ 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));
+ 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);
+ (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]);
+ 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;
+ return Len;
}
-
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__)
extern int ioperm(unsigned long from, unsigned long num, int on);
@@ -399,34 +393,34 @@ Bool
xf86EnableIO()
{
if (!ioperm(0, 65536, TRUE))
- return TRUE;
+ return TRUE;
return FALSE;
}
void
xf86DisableIO()
{
- return;
+ return;
}
-#endif /* __FreeBSD_kernel__ || __OpenBSD__ */
+#endif /* __FreeBSD_kernel__ || __OpenBSD__ */
#ifdef USE_ALPHA_PIO
Bool
xf86EnableIO()
{
- alpha_pci_io_enable(1);
- return TRUE;
+ alpha_pci_io_enable(1);
+ return TRUE;
}
void
xf86DisableIO()
{
- alpha_pci_io_enable(0);
+ alpha_pci_io_enable(0);
}
-#endif /* USE_ALPHA_PIO */
+#endif /* USE_ALPHA_PIO */
#define vuip volatile unsigned int *
@@ -437,39 +431,39 @@ 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);
+ writeDenseNB8(int Value, pointer Base, register unsigned long Offset);
extern void
-writeDenseNB16(int Value, pointer Base, register unsigned long Offset);
+ writeDenseNB16(int Value, pointer Base, register unsigned long Offset);
extern void
-writeDenseNB32(int Value, pointer Base, register unsigned long Offset);
+ writeDenseNB32(int Value, pointer Base, register unsigned long Offset);
extern void
-writeDense8(int Value, pointer Base, register unsigned long Offset);
+ writeDense8(int Value, pointer Base, register unsigned long Offset);
extern void
-writeDense16(int Value, pointer Base, register unsigned long Offset);
+ writeDense16(int Value, pointer Base, register unsigned long Offset);
extern void
-writeDense32(int Value, pointer Base, register unsigned long Offset);
+ 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);
+ writeSparseNB8(int Value, pointer Base, register unsigned long Offset);
static void
-writeSparseNB16(int Value, pointer Base, register unsigned long Offset);
+ writeSparseNB16(int Value, pointer Base, register unsigned long Offset);
static void
-writeSparseNB32(int Value, pointer Base, register unsigned long Offset);
+ writeSparseNB32(int Value, pointer Base, register unsigned long Offset);
static void
-writeSparse8(int Value, pointer Base, register unsigned long Offset);
+ writeSparse8(int Value, pointer Base, register unsigned long Offset);
static void
-writeSparse16(int Value, pointer Base, register unsigned long Offset);
+ writeSparse16(int Value, pointer Base, register unsigned long Offset);
static void
-writeSparse32(int Value, pointer Base, register unsigned long Offset);
+ writeSparse32(int Value, pointer Base, register unsigned long Offset);
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
extern int sysarch(int, void *);
struct parms {
- u_int64_t hae;
+ u_int64_t hae;
};
static void
@@ -478,50 +472,49 @@ sethae(u_int64_t hae)
#ifndef ALPHA_SETHAE
#define ALPHA_SETHAE 0
#endif
- static struct parms p;
+ static struct parms p;
- if (p.hae != hae) {
- p.hae = hae;
- sysarch(ALPHA_SETHAE, (char *)&p);
- }
+ if (p.hae != hae) {
+ p.hae = hae;
+ sysarch(ALPHA_SETHAE, (char *) &p);
+ }
}
#endif
static pointer
-mapVidMemSparse(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
+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));
- }
+ 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);
+ return (pointer) ((unsigned long) memBase + Base);
}
static void
@@ -534,17 +527,18 @@ 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;
+ Offset += (unsigned long) Base - (unsigned long) memBase;
shift = (Offset & 0x3) << 3;
- if (Offset >= (hae_thresh)) {
+ if (Offset >= (hae_thresh)) {
msb = Offset & hae_mask;
Offset -= msb;
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- sethae(msb);
+ sethae(msb);
#endif
- }
- result = *(vuip) ((unsigned long)memSBase + (Offset << 5));
+ }
+ result = *(vuip) ((unsigned long) memSBase + (Offset << 5));
result >>= shift;
return 0xffUL & result;
}
@@ -556,16 +550,17 @@ readSparse16(pointer Base, register unsigned long Offset)
register unsigned long msb;
mem_barrier();
- Offset += (unsigned long)Base - (unsigned long)memBase;
+ Offset += (unsigned long) Base - (unsigned long) memBase;
shift = (Offset & 0x2) << 3;
if (Offset >= (hae_thresh)) {
msb = Offset & hae_mask;
Offset -= msb;
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- sethae(msb);
+ sethae(msb);
#endif
}
- result = *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2)));
+ result =
+ *(vuip) ((unsigned long) memSBase + (Offset << 5) + (1 << (5 - 2)));
result >>= shift;
return 0xffffUL & result;
}
@@ -574,7 +569,7 @@ static int
readSparse32(pointer Base, register unsigned long Offset)
{
mem_barrier();
- return *(vuip)((unsigned long)Base+(Offset));
+ return *(vuip) ((unsigned long) Base + (Offset));
}
static void
@@ -584,15 +579,15 @@ writeSparse8(int Value, pointer Base, register unsigned long Offset)
register unsigned int b = Value & 0xffU;
write_mem_barrier();
- Offset += (unsigned long)Base - (unsigned long)memBase;
+ Offset += (unsigned long) Base - (unsigned long) memBase;
if (Offset >= (hae_thresh)) {
- msb = Offset & hae_mask;
- Offset -= msb;
+ msb = Offset & hae_mask;
+ Offset -= msb;
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- sethae(msb);
+ sethae(msb);
#endif
}
- *(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;
+ *(vuip) ((unsigned long) memSBase + (Offset << 5)) = b * 0x01010101;
}
static void
@@ -602,16 +597,16 @@ writeSparse16(int Value, pointer Base, register unsigned long Offset)
register unsigned int w = Value & 0xffffU;
write_mem_barrier();
- Offset += (unsigned long)Base - (unsigned long)memBase;
+ Offset += (unsigned long) Base - (unsigned long) memBase;
if (Offset >= (hae_thresh)) {
- msb = Offset & hae_mask;
- Offset -= msb;
+ msb = Offset & hae_mask;
+ Offset -= msb;
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- sethae(msb);
+ sethae(msb);
#endif
}
- *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =
- w * 0x00010001;
+ *(vuip) ((unsigned long) memSBase + (Offset << 5) + (1 << (5 - 2))) =
+ w * 0x00010001;
}
@@ -619,7 +614,7 @@ static void
writeSparse32(int Value, pointer Base, register unsigned long Offset)
{
write_mem_barrier();
- *(vuip)((unsigned long)Base + (Offset)) = Value;
+ *(vuip) ((unsigned long) Base + (Offset)) = Value;
return;
}
@@ -629,15 +624,15 @@ 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;
+ Offset += (unsigned long) Base - (unsigned long) memBase;
if (Offset >= (hae_thresh)) {
- msb = Offset & hae_mask;
- Offset -= msb;
+ msb = Offset & hae_mask;
+ Offset -= msb;
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- sethae(msb);
+ sethae(msb);
#endif
}
- *(vuip) ((unsigned long)memSBase + (Offset << 5)) = b * 0x01010101;
+ *(vuip) ((unsigned long) memSBase + (Offset << 5)) = b * 0x01010101;
}
static void
@@ -646,41 +641,40 @@ 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;
+ Offset += (unsigned long) Base - (unsigned long) memBase;
if (Offset >= (hae_thresh)) {
- msb = Offset & hae_mask ;
- Offset -= msb;
+ msb = Offset & hae_mask;
+ Offset -= msb;
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- sethae(msb);
+ sethae(msb);
#endif
}
- *(vuip)((unsigned long)memSBase+(Offset<<5)+(1<<(5-2))) =
- w * 0x00010001;
+ *(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;
+ *(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;
-
+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;