diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/misc')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/misc/BUSmemcpy.c | 187 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/misc/Delay.c | 39 | ||||
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/misc/Makefile.in | 41 |
3 files changed, 30 insertions, 237 deletions
diff --git a/xorg-server/hw/xfree86/os-support/misc/BUSmemcpy.c b/xorg-server/hw/xfree86/os-support/misc/BUSmemcpy.c deleted file mode 100644 index 0500bf6c1..000000000 --- a/xorg-server/hw/xfree86/os-support/misc/BUSmemcpy.c +++ /dev/null @@ -1,187 +0,0 @@ - -/**************************************************************************** - - For Alpha Linux, BusToMem() and MemToBus() can be simply memcpy(), BUT: - we need to prevent unaligned operations when accessing DENSE space on the BUS, - as the video memory is mmap'd that way. The below code does this. - -NOTE: we could simply use the "memcpy()" from LIBC here, but that, currently, is - not as fast. - -Thanks to Linus Torvalds for contributing this code. - -****************************************************************************/ - - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <X11/X.h> -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86_OSlib.h" - -#ifdef __alpha__ - -#include "compiler.h" - -#define LWORD_CODING (0x60) -#define SPARSE (7) - -static unsigned long __memcpy(unsigned long dest, unsigned long src, int n); - -_X_EXPORT void -xf86BusToMem(unsigned char *dst, unsigned char *src, int len) -{ - __memcpy((unsigned long)dst, (unsigned long)src, len); -} -_X_EXPORT void -xf86MemToBus(unsigned char *dst, unsigned char *src, int len) -{ - if (len == sizeof(int)) - if (!(((long)src | (long)dst) & 3)) - *((unsigned int*)dst) = *((unsigned int*)(src)); - else { - int i; - if (((long)src) & 3) - i = ldl_u((unsigned int*)src); - else - i = *(unsigned int*)src; - if (((long)dst) & 3) - stl_u(i,(unsigned int*)dst); - else - *(unsigned int*)dst = i; - } - else - __memcpy((unsigned long)dst, (unsigned long)src, len); -} - -/* - * linux/arch/alpha/lib/memcpy.c - * - * Copyright (C) 1995 Linus Torvalds, used with his permission. - */ - -/* - * This is a reasonably optimized memcpy() routine. - */ - -/* - * Note that the C code is written to be optimized into good assembly. However, - * at this point gcc is unable to sanely compile "if (n >= 0)", resulting in a - * explicit compare against 0 (instead of just using the proper "blt reg, xx" or - * "bge reg, xx"). I hope alpha-gcc will be fixed to notice this eventually.. - */ - -/* - * This should be done in one go with ldq_u*2/mask/stq_u. Do it - * with a macro so that we can fix it up later.. - */ -#define ALIGN_DEST_TO8(d,s,n) \ - while (d & 7) { \ - if (n <= 0) return; \ - n--; \ - *(char *) d = *(char *) s; \ - d++; s++; \ - } - -/* - * This should similarly be done with ldq_u*2/mask/stq. The destination - * is aligned, but we don't fill in a full quad-word - */ -#define DO_REST(d,s,n) \ - while (n > 0) { \ - n--; \ - *(char *) d = *(char *) s; \ - d++; s++; \ - } - -/* - * This should be done with ldq/mask/stq. The source and destination are - * aligned, but we don't fill in a full quad-word - */ -#define DO_REST_ALIGNED(d,s,n) DO_REST(d,s,n) - -/* - * This does unaligned memory copies. We want to avoid storing to - * an unaligned address, as that would do a read-modify-write cycle. - * We also want to avoid double-reading the unaligned reads. - * - * Note the ordering to try to avoid load (and address generation) latencies. - */ -static __inline__ void __memcpy_unaligned(unsigned long d, unsigned long s, long n) -{ - ALIGN_DEST_TO8(d,s,n); - n -= 8; /* to avoid compare against 8 in the loop */ - if (n >= 0) { - unsigned long low_word, high_word; - __asm__("ldq_u %0,%1":"=r" (low_word):"m" (*(unsigned long *) s)); - do { - unsigned long tmp; - __asm__("ldq_u %0,%1":"=r" (high_word):"m" (*(unsigned long *)(s+8))); - n -= 8; - __asm__("extql %1,%2,%0" - :"=r" (low_word) - :"r" (low_word), "r" (s)); - __asm__("extqh %1,%2,%0" - :"=r" (tmp) - :"r" (high_word), "r" (s)); - s += 8; - *(unsigned long *) d = low_word | tmp; - d += 8; - low_word = high_word; - } while (n >= 0); - } - n += 8; - DO_REST(d,s,n); -} - -/* - * Hmm.. Strange. The __asm__ here is there to make gcc use a integer register - * for the load-store. I don't know why, but it would seem that using a floating - * point register for the move seems to slow things down (very small difference, - * though). - * - * Note the ordering to try to avoid load (and address generation) latencies. - */ -static __inline__ void __memcpy_aligned(unsigned long d, unsigned long s, long n) -{ - ALIGN_DEST_TO8(d,s,n); - n -= 8; - while (n >= 0) { - unsigned long tmp; - __asm__("ldq %0,%1":"=r" (tmp):"m" (*(unsigned long *) s)); - n -= 8; - s += 8; - *(unsigned long *) d = tmp; - d += 8; - } - n += 8; - DO_REST_ALIGNED(d,s,n); -} - -static unsigned long __memcpy(unsigned long dest, unsigned long src, int n) -{ - if (!((dest ^ src) & 7)) { - __memcpy_aligned(dest, src, n); - return dest; - } - __memcpy_unaligned(dest, src, n); - return dest; -} - -#else /* __alpha__ */ - -void -xf86BusToMem(unsigned char *dst, unsigned char *src, int len) -{ - memcpy(dst, src, len); -} -void -xf86MemToBus(unsigned char *dst, unsigned char *src, int len) -{ - memcpy(dst, src, len); -} - -#endif /* __alpha__ */ diff --git a/xorg-server/hw/xfree86/os-support/misc/Delay.c b/xorg-server/hw/xfree86/os-support/misc/Delay.c deleted file mode 100644 index b18789a3a..000000000 --- a/xorg-server/hw/xfree86/os-support/misc/Delay.c +++ /dev/null @@ -1,39 +0,0 @@ -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <X11/X.h> -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86_OSlib.h" - -#include <time.h> - -_X_EXPORT void -xf86UDelay(long usec) -{ -#if 0 - struct timeval start, interrupt; -#else - int sigio; - - sigio = xf86BlockSIGIO(); - usleep(usec); - xf86UnblockSIGIO(sigio); -#endif - -#if 0 - gettimeofday(&start,NULL); - - do { - usleep(usec); - gettimeofday(&interrupt,NULL); - - if ((usec = usec - (interrupt.tv_sec - start.tv_sec) * 1000000 - - (interrupt.tv_usec - start.tv_usec)) < 0) - break; - start = interrupt; - } while (1); -#endif -} - diff --git a/xorg-server/hw/xfree86/os-support/misc/Makefile.in b/xorg-server/hw/xfree86/os-support/misc/Makefile.in index bf214ff3c..768e188c6 100644 --- a/xorg-server/hw/xfree86/os-support/misc/Makefile.in +++ b/xorg-server/hw/xfree86/os-support/misc/Makefile.in @@ -59,16 +59,31 @@ LTLIBRARIES = $(noinst_LTLIBRARIES) libmisc_la_LIBADD = am_libmisc_la_OBJECTS = SlowBcopy.lo libmisc_la_OBJECTS = $(am_libmisc_la_OBJECTS) +AM_V_lt = $(am__v_lt_$(V)) +am__v_lt_ = $(am__v_lt_$(AM_DEFAULT_VERBOSITY)) +am__v_lt_0 = --silent DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/include depcomp = $(SHELL) $(top_srcdir)/depcomp am__depfiles_maybe = depfiles am__mv = mv -f COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +AM_V_CC = $(am__v_CC_$(V)) +am__v_CC_ = $(am__v_CC_$(AM_DEFAULT_VERBOSITY)) +am__v_CC_0 = @echo " CC " $@; +AM_V_at = $(am__v_at_$(V)) +am__v_at_ = $(am__v_at_$(AM_DEFAULT_VERBOSITY)) +am__v_at_0 = @ CCLD = $(CC) -LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ - --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ - $(LDFLAGS) -o $@ +LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(AM_LDFLAGS) $(LDFLAGS) -o $@ +AM_V_CCLD = $(am__v_CCLD_$(V)) +am__v_CCLD_ = $(am__v_CCLD_$(AM_DEFAULT_VERBOSITY)) +am__v_CCLD_0 = @echo " CCLD " $@; +AM_V_GEN = $(am__v_GEN_$(V)) +am__v_GEN_ = $(am__v_GEN_$(AM_DEFAULT_VERBOSITY)) +am__v_GEN_0 = @echo " GEN " $@; SOURCES = $(libmisc_la_SOURCES) DIST_SOURCES = $(libmisc_la_SOURCES) ETAGS = etags @@ -79,9 +94,9 @@ ADMIN_MAN_DIR = @ADMIN_MAN_DIR@ ADMIN_MAN_SUFFIX = @ADMIN_MAN_SUFFIX@ ALLOCA = @ALLOCA@ AMTAR = @AMTAR@ +AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@ AM_MAKEFLAGS = @AM_MAKEFLAGS@ APPLE_APPLICATIONS_DIR = @APPLE_APPLICATIONS_DIR@ -APPLE_APPLICATION_ID = @APPLE_APPLICATION_ID@ APPLE_APPLICATION_NAME = @APPLE_APPLICATION_NAME@ APP_MAN_DIR = @APP_MAN_DIR@ APP_MAN_SUFFIX = @APP_MAN_SUFFIX@ @@ -170,6 +185,7 @@ KDRIVE_LIBS = @KDRIVE_LIBS@ KDRIVE_LOCAL_LIBS = @KDRIVE_LOCAL_LIBS@ KDRIVE_PURE_INCS = @KDRIVE_PURE_INCS@ KDRIVE_PURE_LIBS = @KDRIVE_PURE_LIBS@ +LAUNCHD_ID_PREFIX = @LAUNCHD_ID_PREFIX@ LD = @LD@ LDFLAGS = @LDFLAGS@ LD_EXPORT_SYMBOLS_FLAG = @LD_EXPORT_SYMBOLS_FLAG@ @@ -416,7 +432,7 @@ clean-noinstLTLIBRARIES: rm -f "$${dir}/so_locations"; \ done libmisc.la: $(libmisc_la_OBJECTS) $(libmisc_la_DEPENDENCIES) - $(LINK) $(libmisc_la_OBJECTS) $(libmisc_la_LIBADD) $(LIBS) + $(AM_V_CCLD)$(LINK) $(libmisc_la_OBJECTS) $(libmisc_la_LIBADD) $(LIBS) mostlyclean-compile: -rm -f *.$(OBJEXT) @@ -427,22 +443,25 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/SlowBcopy.Plo@am__quote@ .c.o: -@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_TRUE@ $(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(COMPILE) -c $< .c.obj: -@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'` -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_TRUE@ $(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'` +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(COMPILE) -c `$(CYGPATH_W) '$<'` .c.lo: -@am__fastdepCC_TRUE@ $(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo +@am__fastdepCC_TRUE@ $(AM_V_CC)$(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(LTCOMPILE) -c -o $@ $< |