?? samsung原版44b0x的bootloader分析.mht
字號:
<P><FONT face=3D"Times New Roman">;</FONT>=D3=C9=D3=DA<FONT=20
face=3D"Times New Roman">ADS</FONT>=BD=F6=D6=A7=B3=D6<FONT=20
face=3D"Times New =
Roman">FD</FONT>=A3=A8=C2=FA=B5=DD=BC=F5=A3=A9=D0=CD=B6=D1=D5=BB</P>
<P><FONT=20
face=3D"Times New =
Roman"> sub sp,=
sp,#4 &n=
bsp;=20
;decrement sp(to store jump address)</FONT></P>
<P><FONT face=3D"Times New =
Roman"> stmfd =20
=
sp!,{r0}  =
; ;PUSH=20
the work register to stack(lr does't push because it return to =
original=20
address)</FONT></P>
<P><FONT face=3D"Times New =
Roman">;</FONT>=BD=AB=D2=AA=CA=B9=D3=C3=B5=C4<FONT=20
face=3D"Times New =
Roman">R0</FONT>=BC=C4=B4=E6=C6=F7=D1=B9=D5=BB=B1=A3=BB=A4=A1=A3</P>
<P><FONT=20
face=3D"Times New =
Roman"> ldr =20
r0,=3D$HandleLabel ;load the address of HandleXXX to=20
r0</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman"> ldr =20
=
r0,[r0] =
;load=20
the contents(service routine start address) of =
HandleXXX</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman"> str =20
=
r0,[sp,#4] &nb=
sp; ;store=20
the contents(ISR) of HandleXXX to stack</FONT></P>
<P><FONT face=3D"Times New =
Roman">;</FONT>=BD=AB=B6=D4=D3=A6=B5=C4=D6=D0=B6=CF=BA=AF=CA=FD=CA=D7=B5=D8=
=D6=B7=C8=EB=D5=BB=B1=A3=BB=A4</P>
<P><FONT face=3D"Times New =
Roman"> ldmfd =20
=
sp!,{r0,pc} ;P=
OP=20
the work register and pc(jump to ISR)</FONT></P>
<P><FONT face=3D"Times New =
Roman">;</FONT>=BD=AB=D6=D0=B6=CF=BA=AF=CA=FD=B5=C4=CA=D7=B5=D8=D6=B7=B3=F6=
=D5=BB=A3=AC=B7=C5=C8=EB<FONT=20
face=3D"Times New =
Roman">PC</FONT>=D6=D0=A3=AC=CF=B5=CD=B3=BD=AB=CC=F8=D7=AA=B5=BD=B6=D4=D3=
=A6=D6=D0=B6=CF=B4=A6=C0=ED=BA=AF=CA=FD<FONT=20
face=3D"Times New Roman"> </FONT></P>
<P><FONT face=3D"Times New =
Roman"> MEND</FONT></P>
<H3><FONT size=3D5><FONT face=3D"Times New =
Roman">4</FONT>=A3=A9=BA=EA=B5=F7=D3=C3=20
<P></P></FONT></H3>
<P>
<TABLE cellSpacing=3D0 cellPadding=3D0 border=3D1>
<TBODY>
<TR>
<TD vAlign=3Dtop width=3D710>
=
<P>=CD=A8=B9=FD=C1=CB=D5=E2=B2=BF=B7=D6=B5=C4=B3=CC=D0=F2=A3=AC=CE=D2=C3=C7=
=BF=C9=D2=D4=B7=A2=CF=D6=A3=AC=D4=DA=C3=BF=D2=BB=B8=F6IRQ=D6=D0=B6=CF=B5=C4=
=C8=EB=BF=DA=B5=D8=D6=B7=B4=A6=A3=AC=B6=BC=D0=B4=C8=EB=C1=CB=D2=BB=B8=F6=D3=
=EB=C6=E4=CF=E0=B9=D8=C1=AA=B5=C4IRQ=B7=FE=CE=F1=B3=CC=D0=F2=B5=C4=B5=D8=D6=
=B7=A1=A3 </P>
<P></P>
<P></P>
=
<P>=CF=C2=C3=E6=CA=C7=BE=DF=CC=E5=B5=C4=D6=D0=B6=CF=B4=A6=C0=ED=BA=AF=CA=FD=
=CC=F8=D7=AA=B5=C4=BA=EA=A3=AC=CD=A8=B9=FD=C9=CF=C3=E6=B5=C4$HandlerLabel=
=B5=C4=BA=EA=B6=A8=D2=E5=D5=B9=BF=AA=BA=F3=CC=F8=D7=AA=B5=BD=B6=D4=D3=A6=B5=
=C4=D6=D0=B6=CF=B4=A6=C0=ED=BA=AF=CA=FD=A3=A8ISR=A3=A9=B4=A6=C0=ED=D6=D0=B6=
=CF=A3=A8=B6=D4=D3=DA=CF=F2=C1=BF=D6=D0=B6=CF=A3=A9=20
</P>
<P></P>
<P></P></TD></TR></TBODY></TABLE></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerFIQ &n=
bsp; HANDLER=20
HandleFIQ</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerIRQ &n=
bsp;=20
HANDLER HandleIRQ</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerUndef HANDLER=20
HandleUndef</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerSWI &n=
bsp;=20
HANDLER HandleSWI</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerDabort HANDLER=20
HandleDabort</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerPabort HANDLER=20
HandlePabort</FONT></P>
<P></P>
<P><FONT face=3D"Times New Roman"></FONT></P>
<P></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerADC &n=
bsp;HANDLER=20
HandleADC</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerRTC &n=
bsp;=20
HANDLER HandleRTC</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerUTXD1 HANDLER=20
HandleUTXD1</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerUTXD0 HANDLER=20
HandleUTXD0</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerSIO &n=
bsp; HANDLER=20
HandleSIO</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerIIC &n=
bsp; =20
HANDLER HandleIIC</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerURXD1 HANDLER=20
HandleURXD1</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerURXD0 HANDLER=20
HandleURXD0</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerTIMER5 =20
HANDLER HandleTIMER5</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerTIMER4 =20
HANDLER HandleTIMER4</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerTIMER3 =20
HANDLER HandleTIMER3</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerTIMER2 =20
HANDLER HandleTIMER2</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerTIMER1 =20
HANDLER HandleTIMER1</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerTIMER0 =20
HANDLER HandleTIMER0</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerUERR01 =20
HANDLER HandleUERR01</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerWDT =20
HANDLER HandleWDT</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerBDMA1 HANDLER=20
HandleBDMA1</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerBDMA0 HANDLER=20
HandleBDMA0</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerZDMA1 HANDLER=20
HandleZDMA1</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerZDMA0 HANDLER=20
HandleZDMA0</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">HandlerTICK =20
HANDLER HandleTICK</FONT></P>
<P><FONT face=3D"Times New =
Roman">HandlerEINT4567 HANDLER=20
HandleEINT4567</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerEINT3 HANDLER=20
HandleEINT3</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerEINT2 HANDLER=20
HandleEINT2</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerEINT1 HANDLER=20
HandleEINT1</FONT></P>
<P><FONT face=3D"Times New Roman">HandlerEINT0 HANDLER=20
HandleEINT0</FONT></P>
<P>
<TABLE cellSpacing=3D0 cellPadding=3D0 border=3D1>
<TBODY>
<TR>
<TD vAlign=3Dtop width=3D710>
<P>=BD=E1=BA=CF1=D6=D0=B5=C4=B4=FA=C2=EB=A3=BA </P>
<P></P>
<P></P>
<P>VECTOR_BRANCH </P>
<P></P>
<P></P>
<P> ldr=20
=
pc,=3DHandlerEINT0 ;mGA H/W=
=20
interrupt vector table 0x0000 0020 </P>
<P></P>
<P></P>
<P>=A1=A3=A1=A3=A1=A3=A1=A3=A1=A3=A1=A3 </P>
<P></P>
<P></P>
=
<P>=CE=D2=C3=C7=BA=DC=C8=DD=D2=D7=B7=A2=CF=D6=A3=AC=D5=E2=C0=EF=CD=A8=B9=FD=
=CF=F2PC=B8=B3=D6=B5=B5=C4=B7=BD=B7=A8=A3=AC=D6=B1=BD=D3=CC=F8=D7=AA=B5=BD=
=B4=A6=C0=EDHandlerEINT0=B5=C4=B3=CC=D0=F2=B4=A6 </P>
<P></P>
<P></P></TD></TR></TBODY></TABLE></P>
=
<H2>3=A3=AE=C9=E8=D6=C3=B4=E6=B4=A2=CF=E0=B9=D8=BC=C4=B4=E6=C6=F7=B5=C4=B3=
=CC=D0=F2 </H2>
<P>
<TABLE cellSpacing=3D0 cellPadding=3D0 border=3D1>
<TBODY>
<TR>
<TD vAlign=3Dtop width=3D710>
<P>=D6=F7=D2=AA=C9=E8=D6=C3SDRAM,flash ROM =
=B4=E6=B4=A2=C6=F7=C1=AC=BD=D3=BA=CD=B9=A4=D7=F7=CA=B1=D0=F2=B5=C4=B3=CC=D0=
=F2,=D2=D4=BC=B0=C6=AC=D1=A1=B6=A8=D2=E5=B5=C4=B3=CC=D0=F2;SMRDATA =
map=D4=DA=CF=C2=C3=E6=B5=C4=B3=CC=D0=F2=D6=D0=B6=A8=D2=E5=20
=
;SMRDATA=D6=D0=C9=E6=BC=B0=B5=C4=D6=B5=C7=EB=B2=CE=BF=BCmemcfg.s=B3=CC=D0=
=F2 =
;=BE=DF=CC=E5=BC=C4=B4=E6=C6=F7=B8=F7=CE=BB=BA=AC=D2=E5=C7=EB=B2=CE=BF=BC=
S3C44B0X Specification </P>
<P></P>
<P></P></TD></TR></TBODY></TABLE></P>
<P><FONT face=3D"Times New Roman"> </FONT></P>
<P><FONT=20
face=3D"Times New =
Roman">;****************************************************</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman"> ;* Set=20
memory control=20
=
registers &nbs=
p; =20
* </FONT></P>
<P><FONT=20
face=3D"Times New =
Roman"> ;*****************************************=
***********</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman"> ldr =20
r0,=3DSMRDATA</FONT></P>
<P><FONT face=3D"Times New =
Roman"> ldmia =20
r0,{r1-r13}</FONT></P>
<P><FONT=20
face=3D"Times New =
Roman"> ldr =20
r0,=3D0x01c80000 ;BWSCON Address</FONT></P>
<P><FONT face=3D"Times New =
Roman"> stmia =20
r0,{r1-r13}</FONT></P>
<P></P>
<P><FONT face=3D"Times New Roman"></FONT></P>
<P></P>
<H3><FONT =
size=3D5>=D5=E2=CA=C7=C9=CF=C3=E6=CC=E1=B5=BD=B5=C4=B6=D4=B4=E6=B4=A2=BC=C4=
=B4=E6=C6=F7=B3=F5=CA=BC=BB=AF=B5=C4=CA=FD=BE=DD=D3=B3=C9=E4=B1=ED=A3=A8D=
ATA Map=A3=A9=20
<P></P></FONT></H3>
<P></P>
<P><FONT face=3D"Times New Roman"></FONT></P>
<P></P>
<P><FONT face=3D"Times New Roman">SMRDATA DATA</FONT></P>
<P><FONT face=3D"Times New =
Roman"> DCD=20
0x11110090 ;Bank0=3D<ST1:PLACE>OM</ST1:PLACE>[1:0],=20
Bank1~Bank7=3D16bit, bank2=3D8bit;</FONT></P>
<P><FONT face=3D"Times New =
Roman"> DCD=20
=
((B0_Tacs<<13)+(B0_Tcos<<11)+(B0_Tacc<<8)+(B0_Tcoh<&=
lt;6)+(B0_Tah<<4)+(B0_Tacp<<2)+(B0_PMC)) &nb=
sp;;GCS0</FONT></P>
<P><FONT face=3D"Times New =
Roman"> DCD=20
=
((B1_Tacs<<13)+(B1_Tcos<<11)+(B1_Tacc<<8)+(B1_Tcoh<&=
lt;6)+(B1_Tah<<4)+(B1_Tacp<<2)+(B1_PMC)) &nb=
sp;;GCS1=20
</FONT></P>
<P><FONT face=3D"Times New =
Roman"> DCD=20
=
((B2_Tacs<<13)+(B2_Tcos<<11)+(B2_Tacc<<8)+(B2_Tcoh<&=
lt;6)+(B2_Tah<<4)+(B2_Tacp<<2)+(B2_PMC)) &nb=
sp;;GCS2</FONT></P>
<P><FONT face=3D"Times New =
Roman"> DCD=20
=
((B3_Tacs<<13)+(B3_Tcos<<11)+(B3_Tacc<<8)+(B3_Tcoh<&=
lt;6)+(B3_Tah<<4)+(B3_Tacp&l?? 快捷鍵說明
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