diff options
Diffstat (limited to 'drivers/video/via/iface.c')
| -rw-r--r-- | drivers/video/via/iface.c | 78 | 
1 files changed, 0 insertions, 78 deletions
diff --git a/drivers/video/via/iface.c b/drivers/video/via/iface.c deleted file mode 100644 index 1570636c8d5..00000000000 --- a/drivers/video/via/iface.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. - - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; - * either version 2, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even - * the implied warranty of MERCHANTABILITY or FITNESS FOR - * A PARTICULAR PURPOSE.See the GNU General Public License - * for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include "global.h" - -/* Get frame buffer size from VGA BIOS */ - -unsigned int viafb_get_memsize(void) -{ -	unsigned int m; - -	/* If memory size provided by user */ -	if (viafb_memsize) -		m = viafb_memsize * Mb; -	else { -		m = (unsigned int)viafb_read_reg(VIASR, SR39); -		m = m * (4 * Mb); - -		if ((m < (16 * Mb)) || (m > (64 * Mb))) -			m = 16 * Mb; -	} -	DEBUG_MSG(KERN_INFO "framebuffer size = %d Mb\n", m / Mb); -	return m; -} - -/* Get Video Buffer Starting Physical Address(back door)*/ - -unsigned long viafb_get_videobuf_addr(void) -{ -	struct pci_dev *pdev = NULL; -	unsigned char sys_mem; -	unsigned char video_mem; -	unsigned long sys_mem_size; -	unsigned long video_mem_size; -	/*system memory = 256 MB, video memory 64 MB */ -	unsigned long vmem_starting_adr = 0x0C000000; - -	pdev = -	    (struct pci_dev *)pci_get_device(VIA_K800_BRIDGE_VID, -					     VIA_K800_BRIDGE_DID, NULL); -	if (pdev != NULL) { -		pci_read_config_byte(pdev, VIA_K800_SYSTEM_MEMORY_REG, -				     &sys_mem); -		pci_read_config_byte(pdev, VIA_K800_VIDEO_MEMORY_REG, -				     &video_mem); -		video_mem = (video_mem & 0x70) >> 4; -		sys_mem_size = ((unsigned long)sys_mem) << 24; -		if (video_mem != 0) -			video_mem_size = (1 << (video_mem)) * 1024 * 1024; -		else -			video_mem_size = 0; - -		vmem_starting_adr = sys_mem_size - video_mem_size; -		pci_dev_put(pdev); -	} - -	DEBUG_MSG(KERN_INFO "Video Memory Starting Address = %lx \n", -		  vmem_starting_adr); -	return vmem_starting_adr; -}  |