diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2005-09-03 15:56:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-05 00:06:03 -0700 |
| commit | af690a948cc545d1eca19acab23016b96e178dcf (patch) | |
| tree | 74d3a6d343b877254add9081082ef7cbbe405d7d /include/video | |
| parent | 61838ffeee8296de8bfee751e9ad67bf6c61d0b4 (diff) | |
| download | lwn-af690a948cc545d1eca19acab23016b96e178dcf.tar.gz lwn-af690a948cc545d1eca19acab23016b96e178dcf.zip | |
[PATCH] DEC PMAG BA frame buffer update
Rewrite PMAG BA frame buffer driver for 2.6.
Acked-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/pmag-ba-fb.h | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/include/video/pmag-ba-fb.h b/include/video/pmag-ba-fb.h index cebef073b9a3..fceb6c0f6583 100644 --- a/include/video/pmag-ba-fb.h +++ b/include/video/pmag-ba-fb.h @@ -1,24 +1,27 @@ /* - * linux/drivers/video/pmag-ba-fb.h + * linux/include/video/pmag-ba-fb.h * - * TurboChannel PMAG-BA framebuffer card support, - * Copyright (C) 1999,2000,2001 by - * Michael Engel <engel@unix-ag.org>, - * Karsten Merker <merker@linuxtag.org> - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file COPYING in the main directory of this - * archive for more details. - */ - -/* - * Bt459 RAM DAC register base offset (rel. to TC slot base address) + * TURBOchannel PMAG-BA Color Frame Buffer (CFB) card support, + * Copyright (C) 1999, 2000, 2001 by + * Michael Engel <engel@unix-ag.org>, + * Karsten Merker <merker@linuxtag.org> + * Copyright (c) 2005 Maciej W. Rozycki + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. */ -#define PMAG_BA_BT459_OFFSET 0x00200000 - -/* - * Begin of PMAG-BA framebuffer memory relative to TC slot address, - * resolution is 1024x864x8 - */ +/* IOmem resource offsets. */ +#define PMAG_BA_FBMEM 0x000000 /* frame buffer */ +#define PMAG_BA_BT459 0x200000 /* Bt459 RAMDAC */ +#define PMAG_BA_IRQ 0x300000 /* IRQ acknowledge */ +#define PMAG_BA_ROM 0x380000 /* REX option ROM */ +#define PMAG_BA_BT438 0x380000 /* Bt438 clock chip reset */ +#define PMAG_BA_SIZE 0x400000 /* address space size */ -#define PMAG_BA_ONBOARD_FBMEM_OFFSET 0x00000000 +/* Bt459 register offsets, byte-wide registers. */ +#define BT459_ADDR_LO 0x0 /* address low */ +#define BT459_ADDR_HI 0x4 /* address high */ +#define BT459_DATA 0x8 /* data window register */ +#define BT459_CMAP 0xc /* color map window register */ |