RepoMirrors
/
mpv
mirror of https://github.com/mpv-player/mpv
1
0
Fork 0
Code Issues Releases Wiki Activity

MTRR autoconfigure 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1952 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nick 2001-09-25 07:20:42 +00:00
parent 1c6a376f27
commit 3649b763b1
1 changed files with 45 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
drivers/radeon/radeonfb.c
View File

@ -31,7 +31,7 @@
* Disable SURFACE_CNTL because mplayer doesn't work
* propertly (by NK)
* 0.1.0-ve.1
*
* 2001-09-25 MTRR support (by NK)
* Special thanks to ATI DevRel team for their hardware donations.
*
* LIMITATIONS: on dualhead Radeons (VE, M6, M7) driver doesn't work in
@ -75,6 +75,10 @@
#include <video/fbcon-cfb24.h>
#include <video/fbcon-cfb32.h>
#ifdef CONFIG_MTRR
#include <asm/mtrr.h>
#endif
#include "radeon.h"
@ -281,7 +285,9 @@ struct radeonfb_info {
u32 hack_crtc_ext_cntl;
u32 hack_crtc_v_sync_strt_wid;
#ifdef CONFIG_MTRR
struct { int vram; int vram_valid; } mtrr;
#endif
#if defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB32)
union {
#if defined(FBCON_HAS_CFB16)
@ -529,6 +535,7 @@ static __inline__ int _max(int val1, int val2)
static char fontname[40] __initdata;
static char *mode_option __initdata;
static char noaccel __initdata = 0;
static int nomtrr __initdata = 0;
#if 0
#ifdef FBCON_HAS_CFB8
@ -536,6 +543,10 @@ static struct display_switch fbcon_radeon8;
#endif
#endif
#ifdef CONFIG_MTRR
static int mtrr = 1;
#endif
/*
* prototypes
*/
@ -606,7 +617,13 @@ static struct pci_driver radeonfb_driver = {
int __init radeonfb_init (void)
{
return pci_module_init (&radeonfb_driver);
#ifdef CONFIG_MTRR
if (nomtrr) {
mtrr = 0;
printk("radeonfb: Parameter NOMTRR set\n");
}
#endif
return pci_module_init (&radeonfb_driver);
}
@ -637,6 +654,11 @@ int __init radeonfb_setup (char *options)
} else if (!strncmp(this_opt, "noaccel", 7)) {
noaccel = 1;
}
#ifdef CONFIG_MTRR
else if(!strncmp(this_opt, "nomtrr", 6)) {
mtrr = 0;
}
#endif
else mode_option = this_opt;
}
@ -651,6 +673,10 @@ module_exit(radeonfb_exit);
MODULE_AUTHOR("Ani Joshi. (Radeon VE extensions by Nick Kurshev)");
MODULE_DESCRIPTION("framebuffer driver for ATI Radeon chipset. Ver: "RADEON_VERSION);
#ifdef CONFIG_MTRR
MODULE_PARM(nomtrr, "i");
MODULE_PARM_DESC(nomtrr, "Don't touch MTRR (touch=0(default))");
#endif
static char * GET_MON_NAME(int type)
{
@ -951,6 +977,15 @@ static int radeonfb_pci_register (struct pci_dev *pdev,
else
printk("radeonfb: CRT port has %s monitor connected\n",GET_MON_NAME(rinfo->crtDispType));
printk("radeonfb: This card has %sTVout\n",rinfo->hasTVout ? "" : "no ");
#ifdef CONFIG_MTRR
if (mtrr) {
rinfo->mtrr.vram = mtrr_add(rinfo->fb_base_phys,
rinfo->video_ram, MTRR_TYPE_WRCOMB, 1);
rinfo->mtrr.vram_valid = 1;
/* let there be speed */
printk("radeonfb: MTRR set to ON\n");
}
#endif /* CONFIG_MTRR */
return 0;
}
@ -968,7 +1003,11 @@ static void __devexit radeonfb_pci_unregister (struct pci_dev *pdev)
radeon_write_mode (rinfo, &rinfo->init_state);
unregister_framebuffer ((struct fb_info *) rinfo);
#ifdef CONFIG_MTRR
if (rinfo->mtrr.vram_valid)
mtrr_del(rinfo->mtrr.vram, rinfo->fb_base_phys,
rinfo->video_ram);
#endif /* CONFIG_MTRR */
iounmap ((void*)rinfo->mmio_base);
iounmap ((void*)rinfo->fb_base);
@ -1940,8 +1979,8 @@ static void radeon_load_video_mode (struct radeonfb_info *rinfo,
newmode.dac_cntl = INREG(DAC_CNTL) | DAC_MASK_ALL | DAC_VGA_ADR_EN |
DAC_8BIT_EN;
newmode.crtc_h_total_disp = ((((hTotal / 8) - 1) & 0xffff) |
(((mode->xres / 8) - 1) << 16));
newmode.crtc_h_total_disp = ((((hTotal / 8) - 1) & 0x3ff) |
((((mode->xres / 8) - 1) & 0x1ff) << 16));
newmode.crtc_h_sync_strt_wid = ((hsync_start & 0x1fff) |
(hsync_wid << 16) | (h_sync_pol << 23));
@ -2061,7 +2100,6 @@ static void radeon_load_video_mode (struct radeonfb_info *rinfo,
OUTREG(CRTC_EXT_CNTL, rinfo->hack_crtc_ext_cntl);
OUTREG(CRTC_V_SYNC_STRT_WID, rinfo->hack_crtc_v_sync_strt_wid);
}
return;
}