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| author | Joel Sherrill <joel.sherrill@oarcorp.com> | 2012-09-28 16:37:58 -0500 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@oarcorp.com> | 2012-09-28 16:38:06 -0500 |
| commit | 63241f80441658f289691d6e75a482360d7c251b (patch) | |
| tree | da4ea2fb585626300870cf628249afb27894bce8 /c/src/lib/libbsp/i386/pc386/configure.ac | |
| parent | FB driver for Cirrus GD5446 graphic hardware. (diff) | |
| download | rtems-63241f80441658f289691d6e75a482360d7c251b.tar.bz2 | |
pc386: Add Cirrus FB Driver to Makefile and configure.ac
The user has to explicitly enable this driver, choosing
it over the existing (and lame) CGA frame buffer driver
using USE_CIRRUS_GD5446=1 on the configure command line.
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/i386/pc386/configure.ac | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/i386/pc386/configure.ac b/c/src/lib/libbsp/i386/pc386/configure.ac index 55dada8dd6..1125c7c8e0 100644 --- a/c/src/lib/libbsp/i386/pc386/configure.ac +++ b/c/src/lib/libbsp/i386/pc386/configure.ac @@ -74,6 +74,14 @@ RTEMS_BSPOPTS_HELP([CLOCK_DRIVER_USE_8254], - you do not mind adding roughly 5 microseconds to each context switch. ]) +RTEMS_BSPOPTS_SET([USE_CIRRUS_GD5446],[*],[0]) +RTEMS_BSPOPTS_HELP([USE_CIRRUS_GD5446], +[If defined, enable use of the Cirrus GD5446 controller rather than the very basic + VGA driver for frame buffer support. + + NOTE: This has only been tested on Qemu.]) +AM_CONDITIONAL(USE_CIRRUS_GD5446,test "$USE_CIRRUS_GD5446" = "1") + if test X${CLOCK_DRIVER_USE_TSC} = X1 -a X${CLOCK_DRIVER_USE_8254} = X1 ; then AC_MSG_ERROR([pc386 both TSC and 8254 specified for clock driver]) fi |