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freebsd-ports/x11-servers/XttXF86srv-common/files/patch-0e
Akinori MUSHA c554962384 Update the base XFree86 to 3.3.6. 
PR:		ports/19372
Submitted by:	Taguchi, Takesi <taguchi@tohoku.iij.ad.jp> (Maintainer)
2000-06-22 13:19:33 +00:00

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diff -ur /usr/ports/x11/XFree86/work/xc/programs/Xserver/hw/xfree86/os-support/bsd/bsd_video.c programs/Xserver/hw/xfree86/os-support/bsd/bsd_video.c
--- /usr/ports/x11/XFree86/work/xc/programs/Xserver/hw/xfree86/os-support/bsd/bsd_video.c Mon Feb 16 00:42:01 1998
+++ programs/Xserver/hw/xfree86/os-support/bsd/bsd_video.c Tue Dec 8 10:05:56 1998
@@ -40,6 +40,13 @@
#define MAP_FLAGS (MAP_FILE | MAP_SHARED)
#endif
+#ifdef __alpha__
+extern u_int64_t dense_base();
+#define BUS_BASE dense_base()
+#else
+#define BUS_BASE 0L
+#endif
+
/***************************************************************************/
/* Video Memory Mapping section */
/***************************************************************************/
@@ -77,7 +84,7 @@
{
/* Try to map a page at the VGA address */
base = (pointer)mmap((caddr_t)0, 4096, PROT_READ|PROT_WRITE,
- MAP_FLAGS, fd, (off_t)0xA0000);
+ MAP_FLAGS, fd, (off_t)0xA0000 + BUS_BASE);
if (base != (pointer)-1)
{
@@ -147,7 +154,6 @@
#endif
}
-
pointer
xf86MapVidMem(ScreenNum, Region, Base, Size)
int ScreenNum;
@@ -160,6 +166,10 @@
if (!devMemChecked)
checkDevMem(FALSE);
+#ifdef __alpha__
+ Base = (pointer)((unsigned long)Base & ((1L<<32) - 1));
+#endif
+
if (useDevMem)
{
if (devMemFd < 0)
@@ -169,7 +179,7 @@
}
base = (pointer)mmap((caddr_t)0, Size, PROT_READ|PROT_WRITE,
MAP_FLAGS, devMemFd,
- (off_t)(unsigned long) Base);
+ (off_t)(unsigned long) Base + BUS_BASE);
if (base == (pointer)-1)
{
FatalError("%s: could not mmap %s [s=%x,a=%x] (%s)\n",
@@ -195,11 +205,14 @@
}
base = (pointer)mmap(0, Size, PROT_READ|PROT_WRITE, MAP_FLAGS,
xf86Info.screenFd,
-#ifdef __mips__
- (unsigned long)Base);
+#if defined(__alpha__)
+ (unsigned long)Base + BUS_BASE
+#elif defined(__mips__)
+ (unsigned long)Base
#else
- (unsigned long)Base - 0xA0000);
+ (unsigned long)Base - 0xA0000
#endif
+ );
if (base == (pointer)-1)
{
FatalError("xf86MapVidMem: Could not mmap /dev/vga (%s)\n",
@@ -397,7 +410,73 @@
ErrorF("EnableIOPorts: failed to open %s (%s)\n",
"/dev/ttyC0", strerror(errno));
}
-
+
+ ExtendedEnabled = TRUE;
+
+ return;
+}
+
+void
+xf86DisableIOPorts(ScreenNum)
+int ScreenNum;
+{
+ int i;
+
+ ScreenEnabled[ScreenNum] = FALSE;
+
+ return;
+}
+
+void xf86DisableIOPrivs()
+{
+}
+
+#endif /* USE_ARC_MMAP */
+
+#ifdef USE_ALPHA_PORTS
+
+static Bool ScreenEnabled[MAXSCREENS];
+static Bool ExtendedEnabled = FALSE;
+static Bool InitDone = FALSE;
+
+void
+xf86ClearIOPortList(ScreenNum)
+int ScreenNum;
+{
+ if (!InitDone)
+ {
+ int i;
+ for (i = 0; i < MAXSCREENS; i++)
+ ScreenEnabled[i] = FALSE;
+ InitDone = TRUE;
+ }
+ return;
+}
+
+void
+xf86AddIOPorts(ScreenNum, NumPorts, Ports)
+int ScreenNum;
+int NumPorts;
+unsigned *Ports;
+{
+ return;
+}
+
+void
+xf86EnableIOPorts(ScreenNum)
+int ScreenNum;
+{
+ int i;
+ int fd;
+ pointer base;
+
+ ScreenEnabled[ScreenNum] = TRUE;
+
+ if (ExtendedEnabled)
+ return;
+
+ ioperm(0, 65536, TRUE);
+
ExtendedEnabled = TRUE;
return;
@@ -411,6 +490,8 @@
ScreenEnabled[ScreenNum] = FALSE;
+ ioperm(0, 65536, FALSE);
+
return;
}
@@ -428,7 +509,7 @@
xf86DisableInterrupts()
{
-#if !defined(__mips__)
+#if !defined(__mips__) && !defined(__alpha__)
#ifdef __GNUC__
__asm__ __volatile__("cli");
#else
@@ -443,7 +524,7 @@
xf86EnableInterrupts()
{
-#if !defined(__mips__)
+#if !defined(__mips__) && !defined(__alpha__)
#ifdef __GNUC__
__asm__ __volatile__("sti");
#else
@@ -453,3 +534,223 @@
return;
}
+
+#if defined(__alpha__)
+
+#if 0
+
+#include <machine/sysarch.h>
+
+#define SPARSE_SHIFT 5
+
+static pointer sparseMappedVirt;
+static unsigned long sparseMappedPhys;
+
+pointer xf86MapVidMemSparse(ScreenNum, Region, Base, Size)
+int ScreenNum;
+int Region;
+pointer Base;
+unsigned long Size;
+{
+ pointer base;
+ int fd;
+
+ sparseMappedPhys = (unsigned long) Base;
+
+ Size <<= SPARSE_SHIFT;
+ Base = (pointer)((sparseMappedPhys & ~_bus_hae_mask()) << SPARSE_SHIFT);
+
+ if ((fd = open("/dev/mem", O_RDWR)) < 0)
+ {
+ FatalError("xf86MapVidMem: failed to open /dev/mem (%s)\n",
+ strerror(errno));
+ }
+ /* This requirers linux-0.99.pl10 or above */
+ base = (pointer)mmap((caddr_t)0, Size,
+ PROT_READ | PROT_WRITE,
+ MAP_SHARED, fd,
+ (off_t)Base + _bus_base_sparse());
+ close(fd);
+ if ((long)base == -1)
+ {
+ FatalError("xf86MapVidMem: Could not mmap framebuffer (%s)\n",
+ strerror(errno));
+ }
+
+ /*
+ * This enables user HAE settings for this process.
+ */
+ alpha_sethae(0);
+
+ sparseMappedVirt = base;
+
+ return base;
+}
+
+void xf86UnMapVidMemSparse(ScreenNum, Region, Base, Size)
+int ScreenNum;
+int Region;
+pointer Base;
+unsigned long Size;
+{
+ Size <<= SPARSE_SHIFT;
+
+ munmap((caddr_t)Base, Size);
+}
+
+#define vuip volatile unsigned int *
+
+static void
+setupAddress(Offset)
+unsigned long Offset;
+{
+ unsigned long phys = sparseMappedPhys + Offset;
+ alpha_sethae(phys & _bus_hae_mask());
+}
+
+int xf86ReadSparse8(Base, Offset)
+pointer Base;
+unsigned long Offset;
+{
+ unsigned long result, shift;
+
+ shift = (Offset & 0x3) * 8;
+ setupAddress(Offset);
+ result = *(vuip) ((unsigned long)Base + (Offset << SPARSE_SHIFT));
+ result >>= shift;
+ return 0xffUL & result;
+}
+
+int xf86ReadSparse16(Base, Offset)
+pointer Base;
+unsigned long Offset;
+{
+ unsigned long result, shift;
+
+ shift = (Offset & 0x2) * 8;
+ setupAddress(Offset);
+ result = *(vuip)((unsigned long)Base+(Offset<<SPARSE_SHIFT)+(1<<(SPARSE_SHIFT-2)));
+ result >>= shift;
+ return 0xffffUL & result;
+}
+
+int xf86ReadSparse32(Base, Offset)
+pointer Base;
+unsigned long Offset;
+{
+ unsigned long result;
+
+ setupAddress(Offset);
+ result = *(vuip)((unsigned long)Base+(Offset<<SPARSE_SHIFT)+(3<<(SPARSE_SHIFT-2)));
+ return result;
+}
+
+void xf86WriteSparse8(Value, Base, Offset)
+int Value;
+pointer Base;
+unsigned long Offset;
+{
+ unsigned int b = Value & 0xffU;
+
+ setupAddress(Offset);
+ *(vuip) ((unsigned long)Base + (Offset << SPARSE_SHIFT)) = b * 0x01010101;
+}
+
+void xf86WriteSparse16(Value, Base, Offset)
+int Value;
+pointer Base;
+unsigned long Offset;
+{
+ unsigned int w = Value & 0xffffU;
+
+ setupAddress(Offset);
+ *(vuip)((unsigned long)Base+(Offset<<SPARSE_SHIFT)+(1<<(SPARSE_SHIFT-2))) =
+ w * 0x00010001;
+}
+
+void xf86WriteSparse32(Value, Base, Offset)
+int Value;
+pointer Base;
+unsigned long Offset;
+{
+ setupAddress(Offset);
+ *(vuip)((unsigned long)Base+(Offset<<SPARSE_SHIFT)+(3<<(SPARSE_SHIFT-2))) = Value;
+}
+
+#else
+
+extern void *map_memory(u_int32_t address, u_int32_t size);
+extern void unmap_memory(void *handle, u_int32_t size);
+extern u_int8_t readb(void *handle, u_int32_t offset);
+extern u_int16_t readw(void *handle, u_int32_t offset);
+extern u_int32_t readl(void *handle, u_int32_t offset);
+extern void writeb(void *handle, u_int32_t offset, u_int8_t val);
+extern void writew(void *handle, u_int32_t offset, u_int16_t val);
+extern void writel(void *handle, u_int32_t offset, u_int32_t val);
+
+pointer xf86MapVidMemSparse(ScreenNum, Region, Base, Size)
+int ScreenNum;
+int Region;
+pointer Base;
+unsigned long Size;
+{
+ return (pointer) map_memory((u_int32_t) (u_int64_t) Base, Size);
+}
+
+void xf86UnMapVidMemSparse(ScreenNum, Region, Base, Size)
+int ScreenNum;
+int Region;
+pointer Base;
+unsigned long Size;
+{
+ unmap_memory(Base, Size);
+}
+
+int xf86ReadSparse8(Base, Offset)
+pointer Base;
+unsigned long Offset;
+{
+ return readb(Base, Offset);
+}
+
+int xf86ReadSparse16(Base, Offset)
+pointer Base;
+unsigned long Offset;
+{
+ return readw(Base, Offset);
+}
+
+int xf86ReadSparse32(Base, Offset)
+pointer Base;
+unsigned long Offset;
+{
+ return readl(Base, Offset);
+}
+
+void xf86WriteSparse8(Value, Base, Offset)
+int Value;
+pointer Base;
+unsigned long Offset;
+{
+ writeb(Base, Offset, Value);
+}
+
+void xf86WriteSparse16(Value, Base, Offset)
+int Value;
+pointer Base;
+unsigned long Offset;
+{
+ writel(Base, Offset, Value);
+}
+
+void xf86WriteSparse32(Value, Base, Offset)
+int Value;
+pointer Base;
+unsigned long Offset;
+{
+ writel(Base, Offset, Value);
+}
+
+#endif
+
+#endif /* __alpha__ */
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