CT60_Hardware_Guide.pdf

CHG

C T60 H ARDWARE G UIDE

Rev 5.2 – October 2000 – February 2004

Try to use this file on screen and not print it on paper ! Remember that paper is produced with trees !!

SUMMARY

1 - FUNCTIONAL BLOCK DIAGRAM

2 - ADDRESSES & REGISTERS

3 - 060 BUS SLOT

4 - HARDWARE EMULATION

5 - THERMAL SENSOR

6 - DIMM EEPROM

7 - DIMM SDRAM for CT60

8 - BURST with SDRAM

9 - INTERRUPTS

10 - CHIPSET pinouts

FUNCTIONAL BLOCK DIAGRAM

ADDRESSES & REGISTERS

68030 VIEW 24-Bit MAP

$xx000000 $xxDFFFFF

14 MB

ST-RAM

$xxE00000 $xxEFFFFF 1 MB

TOS 4.0x ROM - BOOT

$xxE00000 $xxEFFFFF 1 MB

CT60 FLASH – CPU SPACE #3

$xxF00000 $xxF0FFFF

64 KB

I/O IDE

$xxF10000 $xxF9FFFF

576 KB

F030 BUS SLOT

$xxFA0000 $xxFBFFFF

128 KB

CARTRIDGE SLOT

$xxFC0000 $xxFEFFFF

192 KB

Unused

$xxFF0000 $xxFFFFFF

64 KB

I/O

68060 VIEW 32-Bit MAP

$00000000 $00DFFFFF 14 MB

ST-RAM

CACHE - NO BURST

$00E00000 $00EFFFFF 1 MB

CT60 FLASH

CACHE - NO BURST

$00F00000 $00F0FFFF 64 KB

I/O IDE

NO CACHE - NO BURST

$00F10000 $00F9FFFF 576 KB

F030 BUS SLOT

NO CACHE - NO BURST

$00FA0000 $00FBFFFF 128 KB

CARTRIDGE SLOT

NO CACHE - NO BURST

$00FC0000 $00FEFFFF 192 KB

Unused

NO CACHE - NO BURST

$00FF0000 $00FFFFFF 64 KB

I/O

NO CACHE - NO BURST

$01000000 $04FFFFFF 64 MB

SDRAM (TT-RAM)

CACHE - BURST

$01000000 $08FFFFFF 128 MB

SDRAM (TT-RAM)

CACHE - BURST

$01000000 $10FFFFFF 256 MB

SDRAM (TT-RAM)

CACHE - BURST

$01000000 $20FFFFFF 512 MB

SDRAM (TT-RAM)

CACHE - BURST

$21000000 $3FFFFFFF 496 MB

Reserved

CACHE - BURST

$40000000 $7FFFFFFF 1024 MB

060 BUS SLOT

CACHE - BURST

$80000000 $BFFFFFFF 1024 MB

060 BUS SLOT

NO CACHE - NO BURST

$C0000000 $EFFFFFFF 768 MB

Reserved

NO CACHE - NO BURST

$F0000000 $FBFFFFFF 192 MB

CT60 I/O

NO CACHE - NO BURST

$FC000000 $FEFFFFFF 48 MB

Reserved

NO CACHE - NO BURST

$FF000000 $FFFFFFFF

16 MB

FALCON 24-Bit SHADOW

NO CACHE - NO BURST

From the 030 , the FLASH chip is accessible (to program and read it) by the 030 CPU SPACE #3.

From the 060 , the TOS chip is NOT accessible.

The FLASH is seen at the TOS addresses when booting.

When programming the Flash in 060 mode, the ALTERNATE SPACE #3 must be used.

REGISTERS SUMMARY

SDR-60

EECL $F0000000

I2C port for EEprom DIMM.

EEDA $F0800000

TH THCS $F1000000 THermal sensor of the 060.

THCK $F1800000

THDA $F1000000

SDCNF

$F2000000

SDram CoNFiguration.

IVR

$F3000000

Int Vector Register.

ABE-60

FWEN

$F9000000

Flash Write ENable.

SLP

$FA000000

Sleep = Turn OFF the ATX power supply.

ABE60 REGISTERS DETAILS

FWEN (Flash Write ENable)

Only for the PowerPC write accesses – Not needed for 030 and 060 write accesses .

Write at $F9000000

Can write

Write at $F9800000

Can’t write

SLP (SleeP)

Write at $FA800000

Turn OFF the power supply.

SDR60 REGISTERS DETAILS

SDRAM EEPROM I2C Port :

EECL (EEprom serial CLock)

Write at $F0000000

WRITE 0 to EECL line.

Write at $F0400000

WRITE 1 to EECL line

Read at $F0000000

READ from the EECL line on the D1 CPU data line.

EEDA (EEprom serial DAta)

Write at $F0800000

WRITE 0 to EEDA line.

Write at $F0C00000

WRITE 1 to EEDA line.

Read at $F0000000

READ from the EEDA line on the D0 CPU data line.

060 THERMAL 3-wires Port :

THCS (THermal Chip Select)

Write at $F1000000

WRITE 0 to CS line.

Write at $F1400000

WRITE 1 to CS line.

THCK (THermal ClocK)

Write at $F1800000

WRITE 0 to CLK line.

Write at $F1C00000

WRITE 1 to CLK line.

THDA (THermal DAta)

Read at $F1000000

Read from the DO line on the D0 CPU data line.

INTERRUPT REGISTER :

IVR (Interrupt Vector Register)

Read at $F3000000

SDRAM CONTROLLER :

SDCNF (SDram CoNFiguration)

Write a long at $F2xx0000 with xx = [A23..A16]

Chip DensitY (EEPROM Byte #3 & #4)

A23 = cdy2

A22 = cdy1

Byte#3 Byte#4

[cdy2,cdy2]

= 0,0 --> 8Mx8; 8x16

$0C $09

= 0,1 --> 16Mx8

$0C $0A

= 1,0 --> 16Mx16

$0D $09

= 1,1 --> 32Mx8; 32Mx16

$0D $0A

NumbeR of DIMM Banks (EEPROM Byte #5)

A20 = nrb

[nrb] = 0

--> 1 bank

= 1

--> 2 banks

Module DensitY (EEPROM Byte #31 * EEPROM Byte #5)

A19 = mdy2

A18 = mdy1

[mdy2,mdy1] = 0,0 --> 64MB

= 0,1 --> 128MB

= 1,0 --> 256MB

= 1,1 --> 512MB

ReFresh RaTe (EEPROM Byte #12)

A16 = rfrt

[rfrt] = 0 --> 15.360 uS

1 --> 7.680 uS

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