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Diffstat (limited to 'include/video/pmagb-b-fb.h')
| -rw-r--r-- | include/video/pmagb-b-fb.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/video/pmagb-b-fb.h b/include/video/pmagb-b-fb.h new file mode 100644 index 000000000000..87b81a555139 --- /dev/null +++ b/include/video/pmagb-b-fb.h @@ -0,0 +1,32 @@ +/* + * linux/drivers/video/pmagb-b-fb.h + * + * TurboChannel PMAGB-B framebuffer card support, + * Copyright (C) 1999, 2000, 2001 by + * Michael Engel <engel@unix-ag.org> and + * 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) + */ +#define PMAGB_B_BT459_OFFSET 0x001C0000 + +/* + * Begin of PMAGB-B framebuffer memory, resolution is configurable: + * 1024x864x8 or 1280x1024x8, settable by jumper on the card + */ +#define PMAGB_B_ONBOARD_FBMEM_OFFSET 0x00201000 + +/* + * Bt459 register offsets, byte-wide registers + */ + +#define BT459_ADR_LOW BT459_OFFSET + 0x00 /* addr. low */ +#define BT459_ADR_HIGH BT459_OFFSET + 0x04 /* addr. high */ +#define BT459_DATA BT459_OFFSET + 0x08 /* r/w data */ +#define BT459_CMAP BT459_OFFSET + 0x0C /* color map */ |