cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 297
cs5535
Manufacturer Part Number
cs5535
Description
Geode Cs5535 Companion Multi-function South Bridge
Manufacturer
National Semiconductor Corporation
Datasheet
1.CS5535.pdf
(555 pages)
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Revision 0.8
DIVIL Register Descriptions
5140002Ch-
5140001Bh
5140001Ch
5140001Dh
5140001Eh
5140002Ah
5140002Bh
5140001Fh
51400020h
51400021h
51400022h
51400023h
51400024h
51400025h
51400026h
51400027h
51400028h
51400029h
5140002Fh
51400030h
51400031h
51400032h
51400033h
51400034h
51400035h
Address
MSR
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
WO
RO
RO
RO
RO
RO
RO
RO
Register Name
NAND Flash Data Timing MSR (NANDF_DATA)
NAND Flash Control Timing (NANDF_CTL)
Flash Reserved (NANDF_RSVD)
Access Control DMA Request (DIVIL_AC_DMA)
Keyboard Emulation Logic Control Register
(KELX_CTL)
IRQ Mapper Unrestricted Y and Z Select Low
(PIC_[Y/Z]SEL_LOW)
IRQ Mapper Unrestricted Y Select High
(PIC_YSEL_HIGH)
IRQ Mapper Unrestricted Z Select Low
(PIC_ZSEL_LOW)
IRQ Mapper Unrestricted Z Select High
(PIC_ZSEL_HIGH)
IRQ Mapper Primary Mask (PIC_IRQM_PRIM)
IRQ Mapper LPC Mask (PIC_IRQM_LPC)
IRQ Mapper Extended Interrupt Request Status
Low (PIC_XIRR_STS_LOW)
IRQ Mapper Extended Interrupt Request Status
High (PIC_XIRR_STS_HIGH)
MFGPT IRQ Mask (MFGPT_IRQ)
MFGPT NMI and Reset Mask (MFGPT_NR)
MFGPT Reserved (MFGPT_RSVD)
MFGPT Clear Setup Test (MFGPT_SETUP)
Reserved. Reads return 1. Writes have no effect.
Floppy Port 3F2h Shadow (FLPY_3F2_SHDW)
Floppy Port 3F7h Shadow (FLPY_3F7_SHDW)
Floppy Port 372h Shadow (FLPY_3F2_SHDW)
Floppy Port 377h Shadow (FLPY_377_SHDW)
PIC Shadow (PIC_SHDW)
Reserved. Reads return 1. Writes have no effect.
Table 5-18. DIVIL Specific MSRs Summary (Continued)
(Continued)
297
Reset Value
FFFFFFFFh
FFFFFFFFh
0000FFFFh
07770777h
00000777h
00000000h
00000000h
00000010h
00000000h
00000000h
00000000h
00000000h
00000000h
00000000h
00000000h
00000000h
00000000h
xxxxxxxxh
xxxxxxxxh
xxh
xxh
xxh
xxh
xxh
(MFGPT spec)
(MFGPT spec)
(MFGPT spec)
(MFGPT spec)
(Floppy spec)
(Floppy spec)
(Floppy spec)
(Floppy spec)
(Flash spec)
(Flash spec)
(Flash spec)
(KEL spec)
Reference
(PIC spec)
(PIC spec)
(PIC spec)
(PIC spec)
(PIC spec)
(PIC spec)
(PIC spec)
(PIC spec)
(PIC spec)
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