CP308 Configuration
ID 1027-4487, Rev. 3.0 Page 4 - 5
P R E L I M I N A R Y
4.2.2 I/O Address Map
The following table indicates the CP308-specific registers. The blue-shaded table cells indicate
SMC-specific registers.
Table 4-3: I/O Address Map
ADDRESS DEVICE
0x080 uEFI BIOS POST Code Low Byte Register (POSTL)
0x081 uEFI BIOS POST Code High Byte Register (POSTH)
0x082 - 0x083 Reserved
0x084 Debug Low Byte Register (DBGL)
0x085 Debug High Byte Register (DBGH)
0x280 Status Register 0 (STAT0)
0x281 Status Register 1 (STAT1)
0x282 Control Register 0 (CTRL0)
0x283 Control Register 1 (CTRL1)
0x284 Device Protection Register (DPROT)
0x285 Reset Status Register (RSTAT)
0x286 Board Interrupt Configuration Register (BICFG)
0x287 Status Register 2 (STAT2)
0x288 Board ID Register (BID)
0x289 Board and PLD Revision Register (BREV)
0x28A Geographic Addressing Register (GEOAD)
0x28B Reserved
0x28C Watchdog Timer Control Register (WTIM)
0x28D - 0x28F Reserved
0x290 LED Configuration Register (LCFG)
0x291 LED Control Register (LCTRL)
0x292 General Purpose Output Register (GPOUT)
0x293 General Purpose Input Register (GPIN)
0x294 - 0x299 Reserved
0x29A - 0x29C Reserved
0x29D SMC Controller Status Register 0 (ICSTA0)
0x29E SMC Controller Status Register 1 (ICSTA1)
0x29F Reserved
0xCA2; 0xCA3 SMC KCS Interface
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