2010-08-19 06:01:43 +00:00
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dnl Checks for Linux FBDev support
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AC_ARG_WITH(fbdev,
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[ --with-fbdev use Linux framebuffer device],
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2012-07-06 10:54:25 +00:00
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HAVE_FBDEV=$withval, HAVE_FBDEV=no)
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2010-08-19 06:01:43 +00:00
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if test "x$HAVE_FBDEV" != xno; then
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dnl We should still be able to compile it even if
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dnl there is no fbdev support in the running kernel
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AC_CHECK_HEADERS(linux/fb.h, HAVE_FBDEV=yes, HAVE_FBDEV=no)
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fi
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if test "x$HAVE_FBDEV" = xyes; then
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AC_MSG_CHECKING(for FB_AUX_VGA_PLANES_VGA4)
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AC_TRY_COMPILE(
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[#include "linux/fb.h"],
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[int foo = FB_AUX_VGA_PLANES_VGA4;],
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AC_DEFINE(HAVE_FB_AUX_VGA_PLANES_VGA4, 1, [Define this if you have FB_AUX_VGA_PLANES_VGA4])
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AC_MSG_RESULT(yes),
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AC_MSG_RESULT(no)
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)
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AC_MSG_CHECKING(for FB_AUX_VGA_PLANES_CFB4)
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AC_TRY_COMPILE(
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[#include "linux/fb.h"],
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[int foo = FB_AUX_VGA_PLANES_CFB4;],
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AC_DEFINE(HAVE_FB_AUX_VGA_PLANES_CFB4, 1, [Define this if you have FB_AUX_VGA_PLANES_CFB4])
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AC_MSG_RESULT(yes),
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AC_MSG_RESULT(no)
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)
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AC_MSG_CHECKING(for FB_AUX_VGA_PLANES_CFB8)
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AC_TRY_COMPILE(
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[#include "linux/fb.h"],
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[int foo = FB_AUX_VGA_PLANES_CFB8;],
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AC_DEFINE(HAVE_FB_AUX_VGA_PLANES_CFB8, 1, [Define this if you have FB_AUX_VGA_PLANES_CFB4])
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AC_MSG_RESULT(yes),
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AC_MSG_RESULT(no)
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)
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fi
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