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72F
发表于 2012-8-20 16:18:08
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楼主。想请教 下问题。我的正是DSDT加载显卡。并原生驱动成功。但是水波纹有时会顿。看720P电影会拖(手上没有1080P的电影),道奇兔 说这是显卡降频不正常所致,我想问你。你的这个方法,可以自动升降频吗?
还有。你的这个0a74 0a34这些数值是从哪得到的?
这是我的显卡。
PCI Express 2.0 x16: Zotac GeForce GT 440
Zotac GeForce GT 440
显存大小 512 MB
PCI 设备 10DE-0DE0 / 19DA-2189 (Rev A1)
BIOS 版本 70.08.45.00.A0
GPU 代码名称 GF108
附上我的DSDT里的显卡代码。- Device (PEG0)
- {
- Name (_ADR, 0x00010000)
- Method (_PRT, 0, NotSerialized)
- {
- If (PICM)
- {
- Return (AR02 ())
- }
- Return (PR02 ())
- }
- Device (PEGP)
- {
- Name (_ADR, Zero)
- Method (_DSM, 4, NotSerialized)
- {
- Store (Package (0x1A)
- {
- "AAPL,slot-name",
- Buffer (0x07)
- {
- "Slot-1"
- },
- "@0,compatible",
- Buffer (0x0B)
- {
- "NVDA,NVMac"
- },
- "@0,device_type",
- Buffer (0x08)
- {
- "display"
- },
- "@0,name",
- Buffer (0x0F)
- {
- "NVDA,Display-A"
- },
- "@1,compatible",
- Buffer (0x0B)
- {
- "NVDA,NVMac"
- },
- "@1,device_type",
- Buffer (0x08)
- {
- "display"
- },
- "@1,name",
- Buffer (0x0F)
- {
- "NVDA,Display-B"
- },
- "NVCAP",
- Buffer (0x14)
- {
- /* 0000 */ 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00,
- /* 0008 */ 0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- /* 0010 */ 0x00, 0x00, 0x00, 0x00
- },
- "VRAM,totalsize",
- Buffer (0x04)
- {
- 0x00, 0x00, 0x00, 0x20
- },
- "device_type",
- Buffer (0x0C)
- {
- "NVDA,Parent"
- },
- "model",
- Buffer (0x18)
- {
- "nVidIia GeForce GT 440"
- },
- "rom-revision",
- Buffer (0x25)
- {
- "nVidia GeForce GT 440 OpenGL Engine"
- },
- "hda-gfx",
- Buffer (0x0A)
- {
- "onboard-1"
- }
- }, Local0)
- DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
- Return (Local0)
- }
- Device (HDAU)
- {
- Name (_ADR, One)
- Method (_DSM, 4, NotSerialized)
- {
- Store (Package (0x02)
- {
- "hda-gfx",
- Buffer (0x0A)
- {
- "onboard-1"
- }
- }, Local0)
- DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
- Return (Local0)
- }
- }
- }
- }
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