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发表于 2010-1-27 11:40:14
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我碰到同样的问题
我在滚动条的时候会停很久,在OS底下能发出SCI(ASL Q Event丢80口验证)。在滚动条的时候用示波器量ECSCI不停的被拉低。Debug Code 40-》45-》41-》40-》45-》41-》45-》进OS,看起来时没有读到电池的状态所以一直在读。: } F. ?4 A( {! U
Device(BAT0){
) N/ p0 h. a8 {, e. h Method(_STA){
" ^8 k, S2 ~' P9 S/ d7 \# f Store(0x0F,Local0) // Initial state = Absent
( b6 P, t& M0 M+ v9 ~' [ If(\_SB.PCI0.SBRG.H_EC.ECON){ // EC driver ready ?
$ p; C( R0 }$ m8 C Store(0x40,DBG8)8 p/ ^* {) d q
If(LEqual(Acquire(\MUTX, 0xA000),0x0)){ //tony change to 0xA000
- E- ]& g4 r3 t `4 k Store(0x41,DBG8)
9 m" }( l- M' ]/ a If(\_SB.PCI0.SBRG.H_EC.BPRS){
) R! @% i8 z. G# R) Y Store(0x42,DBG8)
% i* o: T/ c( v Store(0x1f,Local0) // Battery Present& ?0 _! k+ Q3 R& M5 [+ C
}
0 [' }! }* f9 T7 z z1 F Store(0x43,DBG8)8 d7 K/ t! v5 `% s6 G/ T* u
Release(\MUTX); ?0 O/ P+ r* A5 u) ?; E$ i
}* d2 i: p+ H6 o
} // End of ECON
$ w( h8 B3 R, g* Z* U8 S Store(0x45,DBG8)+ g- ]; D% \4 {+ P7 t5 y
Return(Local0) // Return Battery Status// ( 1F=Present / 0F=Absent )
% k q6 }' m1 _( k7 [ } // End of _STA
7 F4 @2 r, a- \. K% a9 V0 }$ R} |
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