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54 lines
1.6 KiB
Plaintext
54 lines
1.6 KiB
Plaintext
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diff -ur /usr/ports/x11/XFree86/work/xc/programs/Xserver/hw/xfree86/os-support/shared/bios_devmem.c programs/Xserver/hw/xfree86/os-support/shared/bios_devmem.c
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--- /usr/ports/x11/XFree86/work/xc/programs/Xserver/hw/xfree86/os-support/shared/bios_devmem.c Mon Dec 23 06:50:58 1996
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+++ programs/Xserver/hw/xfree86/os-support/shared/bios_devmem.c Tue Dec 8 10:05:56 1998
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@@ -60,25 +60,7 @@
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* re: boundaries and sizes and such...
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*/
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-/*
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- * The Jensen lacks dense memory, thus we have to address the bus via
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- * the sparse addressing scheme.
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- *
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- * Martin Ostermann (ost@comnets.rwth-aachen.de) - Apr.-Sep. 1996
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- */
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-
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-#ifdef TEST_JENSEN_CODE /* define to test the Sparse addressing on a non-Jensen */
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-#define SPARSE (5)
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-#define isJensen (1)
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-#else
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-#define isJensen (!_bus_base())
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-#define SPARSE (7)
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-#endif
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-
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-extern unsigned long _bus_base(void);
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-extern unsigned long _bus_base_sparse(void);
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-#define BUS_BASE (isJensen ? _bus_base_sparse() : _bus_base())
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-#define JENSEN_SHIFT(x) (isJensen ? ((long)x<<SPARSE) : (long)x)
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+extern u_int64_t dense_base(void);
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#define SIZE (64*1024)
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@@ -92,8 +74,8 @@
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return(-1);
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}
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- base = mmap((caddr_t)0, JENSEN_SHIFT(SIZE), PROT_READ,
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- MAP_SHARED, fd, (off_t)(JENSEN_SHIFT(Base) + BUS_BASE));
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+ base = mmap((caddr_t)0, SIZE, PROT_READ,
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+ MAP_SHARED, fd, (off_t)Base + dense_base());
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if (base == (caddr_t)-1UL)
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{
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@@ -102,9 +84,9 @@
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return(-1);
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}
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- SlowBCopyFromBus(base+JENSEN_SHIFT(Offset), Buf, Len);
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+ SlowBCopyFromBus(base+Offset, Buf, Len);
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- munmap((caddr_t)JENSEN_SHIFT(base), JENSEN_SHIFT(SIZE));
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+ munmap((caddr_t)base, SIZE);
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close(fd);
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return(Len);
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