diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2013-11-13 20:36:00 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2013-11-13 20:36:00 +0000 |
| commit | 0682207e0ea2a4c4bea69ad38e4d8b04df324d81 (patch) | |
| tree | 00805b170459cd97be8d9e82f23f53c691538982 | |
| parent | ac453ab3700f044209dc675ebf9f997d50337277 (diff) | |
Do not map frame buffer resources the kernel doesn't use; only keep the
lowest bitmap plane, and a page per plane to be able to probe the frame buffer
depth.
Saves an insignificant amount of kernel memory (about 4KB), still worth doing.
ok aoyama@
| -rw-r--r-- | sys/arch/luna88k/luna88k/pmap_table.c | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/sys/arch/luna88k/luna88k/pmap_table.c b/sys/arch/luna88k/luna88k/pmap_table.c index 00da551fdfd..696afe6cbe7 100644 --- a/sys/arch/luna88k/luna88k/pmap_table.c +++ b/sys/arch/luna88k/luna88k/pmap_table.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap_table.c,v 1.7 2011/01/02 13:40:07 miod Exp $ */ +/* $OpenBSD: pmap_table.c,v 1.8 2013/11/13 20:35:59 miod Exp $ */ /* * Mach Operating System @@ -63,7 +63,38 @@ luna88k_board_table[] = { { PC_BASE, PC_SPACE, RW, CI }, #endif { MROM_ADDR, MROM_SPACE, R, CI }, - { BMAP_START, BMAP_SPACE, RW, CI }, + { BMAP_RFCNT, PAGE_SIZE, RW, CI }, + { BMAP_BMSEL, PAGE_SIZE, RW, CI }, + { BMAP_BMP, BMAP_BMAP0 - BMAP_BMP, RW, CI }, + { BMAP_BMAP0, BMAP_BMAP1 - BMAP_BMAP0, RW, CI }, +#if 0 /* not until console or X11 needs them */ + { BMAP_BMAP1, BMAP_BMAP2 - BMAP_BMAP1, RW, CI }, + { BMAP_BMAP2, BMAP_BMAP3 - BMAP_BMAP2, RW, CI }, + { BMAP_BMAP3, BMAP_BMAP4 - BMAP_BMAP3, RW, CI }, + { BMAP_BMAP4, BMAP_BMAP5 - BMAP_BMAP4, RW, CI }, + { BMAP_BMAP5, BMAP_BMAP6 - BMAP_BMAP5, RW, CI }, + { BMAP_BMAP6, BMAP_BMAP7 - BMAP_BMAP6, RW, CI }, + { BMAP_BMAP7, BMAP_FN - BMAP_BMAP7, RW, CI }, +#else + { BMAP_BMAP1, PAGE_SIZE, RW, CI }, + { BMAP_BMAP2, PAGE_SIZE, RW, CI }, + { BMAP_BMAP3, PAGE_SIZE, RW, CI }, + { BMAP_BMAP4, PAGE_SIZE, RW, CI }, + { BMAP_BMAP5, PAGE_SIZE, RW, CI }, + { BMAP_BMAP6, PAGE_SIZE, RW, CI }, + { BMAP_BMAP7, PAGE_SIZE, RW, CI }, +#endif + { BMAP_FN, PAGE_SIZE, RW, CI }, +#if 0 /* not until console or X11 needs them */ + { BMAP_FN0, PAGE_SIZE, RW, CI }, + { BMAP_FN1, PAGE_SIZE, RW, CI }, + { BMAP_FN2, PAGE_SIZE, RW, CI }, + { BMAP_FN3, PAGE_SIZE, RW, CI }, + { BMAP_FN4, PAGE_SIZE, RW, CI }, + { BMAP_FN5, PAGE_SIZE, RW, CI }, + { BMAP_FN6, PAGE_SIZE, RW, CI }, + { BMAP_FN7, PAGE_SIZE, RW, CI }, +#endif { BMAP_PALLET0, PAGE_SIZE, RW, CI }, { BMAP_PALLET1, PAGE_SIZE, RW, CI }, { BMAP_PALLET2, PAGE_SIZE, RW, CI }, |