AMD 8151 specifications Signal BGA positions, Signal name Ball

Page 40

24888 Rev 3.03 - July 12, 2004

AMD-8151TMAGP Tunnel Data Sheet

Alphabetical listing of signals and corresponding BGA designators.

Signal name

Ball

Signal name

Ball

Signal name

Ball

Signal name

Ball

Signal name

Ball

A_AD0

15AD

A_PAR

12AA

LRACAD_N13

15E

LTACAD_N7

12A

NC1

3N

A_AD1

15AC

A_PCLK

19AC

LRACAD_N14

15D

LTACAD_N8

3C

PWROK

18AD

 

 

 

 

 

 

 

 

 

 

A_AD2

14AC

A_PLLCLKI

15AB

LRACAD_N15

13E

LTACAD_N9

4E

REFCLK

16AB

 

 

 

 

 

 

 

 

 

 

A_AD3

14AD

A_PLLCLKO

15AA

LRACAD_P0

22C

LTACAD_N10

5C

RESET#

18AB

 

 

 

 

 

 

 

 

 

 

A_AD4

13AD

A_RBF#

5Y

LRACAD_P1

22A

LTACAD_N11

6E

STRAPL0

3H

 

 

 

 

 

 

 

 

 

 

A_AD5

12AB

A_REFCG

17AD

LRACAD_P2

20C

LTACAD_N12

8E

STRAPL1

4J

 

 

 

 

 

 

 

 

 

 

A_AD6

12AC

A_REFGC

16AD

LRACAD_P3

20A

LTACAD_N13

9C

STRAPL2

13AB

 

 

 

 

 

 

 

 

 

 

A_AD7

12AD

A_REQ#

4N

LRACAD_P4

18A

LTACAD_N14

10E

STRAPL3

14AA

 

 

 

 

 

 

 

 

 

 

A_AD8

9AD

A_RESET#

19AD

LRACAD_P5

16C

LTACAD_N15

11C

STRAPL4

11Y

 

 

 

 

 

 

 

 

 

 

A_AD9

9AC

A_SBA0

1G

LRACAD_P6

16A

LTACAD_P0

3A

STRAPL5

8Y

 

 

 

 

 

 

 

 

 

 

A_AD10

8AD

A_SBA1

2H

LRACAD_P7

14C

LTACAD_P1

4B

STRAPL6

9Y

 

 

 

 

 

 

 

 

 

 

A_AD11

7AD

A_SBA2

1H

LRACAD_P8

22E

LTACAD_P2

5A

STRAPL7

5P

 

 

 

 

 

 

 

 

 

 

A_AD12

8AC

A_SBA3

1J

LRACAD_P9

21C

LTACAD_P3

6B

STRAPL8

5J

 

 

 

 

 

 

 

 

 

 

A_AD13

6AD

A_SBA4

2L

LRACAD_P10

20E

LTACAD_P4

8B

STRAPL9

5L

 

 

 

 

 

 

 

 

 

 

A_AD14

6AC

A_SBA5

1L

LRACAD_P11

19C

LTACAD_P5

9A

STRAPL10

3J

 

 

 

 

 

 

 

 

 

 

A_AD15

5AD

A_SBA6

1M

LRACAD_P12

17C

LTACAD_P6

10B

STRAPL11

3M

 

 

 

 

 

 

 

 

 

 

A_AD16

3AC

A_SBA7

2N

LRACAD_P13

16E

LTACAD_P7

11A

STRAPL13

4P

 

 

 

 

 

 

 

 

 

 

A_AD17

2AB

A_SBSTB_N

2K

LRACAD_P14

15C

LTACAD_P8

3D

STRAPL14

3AA

 

 

 

 

 

 

 

 

 

 

A_AD18

3AB

A_SBSTB_P

1K

LRACAD_P15

14E

LTACAD_P9

3E

STRAPL15

4AB

 

 

 

 

 

 

 

 

 

 

A_AD19

1AB

A_ST0

4T

LRACLK0_N

18B

LTACAD_P10

5D

STRAPL16

7AB

 

 

 

 

 

 

 

 

 

 

A_AD20

1AA

A_ST1

4U

LRACLK0_P

18C

LTACAD_P11

5E

STRAPL17

4AD

 

 

 

 

 

 

 

 

 

 

A_AD21

1Y

A_ST2

3V

LRACLK1_N

17E

LTACAD_P12

7E

STRAPL18

12Y

 

 

 

 

 

 

 

 

 

 

A_AD22

2Y

A_STOP#

11AA

LRACLK1_P

18E

LTACAD_P13

9D

STRAPL19

13Y

 

 

 

 

 

 

 

 

 

 

A_AD23

1W

A_TRDY#

10AB

LRACTL_N

13A

LTACAD_P14

9E

STRAPL20

15Y

 

 

 

 

 

 

 

 

 

 

A_AD24

2U

A_TYPEDET#

20AD

LRACTL_P

14A

LTACAD_P15

11D

STRAPL21

16Y

 

 

 

 

 

 

 

 

 

 

A_AD25

1U

A_WBF#

5AA

LRBCAD_N0

23Y

LTACLK0_N

8A

STRAPL22

16AA

 

 

 

 

 

 

 

 

 

 

A_AD26

1T

CMPOVR

17AC

LRBCAD_N1

24W

LTACLK0_P

7A

TEST

17AA

 

 

 

 

 

 

 

 

 

 

A_AD27

2T

FREE1

3K

LRBCAD_N2

23V

LTACLK1_N

7C

 

 

 

 

 

 

 

 

 

 

 

 

A_AD28

1R

FREE2

3R

LRBCAD_N3

24U

LTACLK1_P

7D

 

 

 

 

 

 

 

 

 

 

 

 

A_AD29

1P

FREE3

3T

LRBCAD_N4

20U

LTACTL_N

12C

 

 

 

 

 

 

 

 

 

 

 

 

A_AD30

2P

FREE4

13C

LRBCAD_N5

21U

LTACTL_P

12B

 

 

 

 

 

 

 

 

 

 

 

 

A_AD31

1N

FREE5

13D

LRBCAD_N6

20R

LTBCAD_N0

24K

 

 

 

 

 

 

 

 

 

 

 

 

A_ADSTB0_N

11AD

FREE6

12E

LRBCAD_N7

21R

LTBCAD_N1

22K

 

 

 

 

 

 

 

 

 

 

 

 

A_ADSTB0_P

11AC

FREE7

11E

LRBCAD_P0

22Y

LTBCAD_N2

24M

 

 

 

 

 

 

 

 

 

 

 

 

A_ADSTB1_N

2W

LDTCOMP0

20W

LRBCAD_P1

24Y

LTBCAD_N3

22M

 

 

 

 

 

 

 

 

 

 

 

 

A_ADSTB1_P

1V

LDTCOMP1

21W

LRBCAD_P2

22V

LTBCAD_N4

22L

 

 

 

 

 

 

 

 

 

 

 

 

A_CALD

6AA

LDTCOMP2

22W

LRBCAD_P3

24V

LTBCAD_N5

20M

 

 

 

 

 

 

 

 

 

 

 

 

A_CALD#

6AB

LDTCOMP3

20Y

LRBCAD_P4

20V

LTBCAD_N6

22N

 

 

 

 

 

 

 

 

 

 

 

 

A_CALS

7Y

LDTSTOP#

18AC

LRBCAD_P5

22U

LTBCAD_N7

20P

 

 

 

 

 

 

 

 

 

 

 

 

A_CALS#

8AA

LRACAD_N0

22B

LRBCAD_P6

20T

LTBCAD_P0

24J

 

 

 

 

 

 

 

 

 

 

 

 

A_CBE_L0

10AD

LRACAD_N1

21A

LRBCAD_P7

22R

LTBCAD_P1

23K

 

 

 

 

 

 

 

 

 

 

 

 

A_CBE_L1

5AC

LRACAD_N2

20B

LRBCLK0_N

23T

LTBCAD_P2

24L

 

 

 

 

 

 

 

 

 

 

 

 

A_CBE_L2

3AD

LRACAD_N3

19A

LRBCLK0_P

22T

LTBCAD_P3

23M

 

 

 

 

 

 

 

 

 

 

 

 

A_CBE_L3

3W

LRACAD_N4

17A

LRBCTL_N

24R

LTBCAD_P4

21L

 

 

 

 

 

 

 

 

 

 

 

 

A_DBIH

1F

LRACAD_N5

16B

LRBCTL_P

24T

LTBCAD_P5

20L

 

 

 

 

 

 

 

 

 

 

 

 

A_DBIL

2G

LRACAD_N6

15A

LTACAD_N0

4A

LTBCAD_P6

21N

 

 

 

 

 

 

 

 

 

 

 

 

A_DEVSEL#

9AB

LRACAD_N7

14B

LTACAD_N1

4C

LTBCAD_P7

20N

 

 

 

 

 

 

 

 

 

 

 

 

A_FRAME#

9AA

LRACAD_N8

21E

LTACAD_N2

6A

LTBCLK0_N

24P

 

 

 

 

 

 

 

 

 

 

 

 

A_GC8XDET#

4K

LRACAD_N9

21D

LTACAD_N3

6C

LTBCLK0_P

24N

 

 

 

 

 

 

 

 

 

 

 

 

A_GNT#

4L

LRACAD_N10

19E

LTACAD_N4

8C

LTBCTL_N

22P

 

 

 

 

 

 

 

 

 

 

 

 

A_IRDY#

8AB

LRACAD_N11

19D

LTACAD_N5

10A

LTBCTL_P

23P

 

 

 

 

 

 

 

 

 

 

 

 

A_MB8XDET#

4W

LRACAD_N12

17D

LTACAD_N6

10C

NC0

4Y

 

 

Table 15: Signal BGA positions.

40

Image 40
Contents Device Features OverviewCover AMD-8151TMDeviceAMD-8151 TM AGP Tunnel Data Sheet Table of Contents System block diagram Configuration space Ball designations Rev 3.03 July 12List of Tables IO signal types Tunnel Link Signals AGP Signals ACALD, S and ACALD, S#. Compensation pins forSERR# and PERR# signals are not supported on the AGP bridge Power and Ground Test and Miscellaneous SignalsPower Plane Sequencing Reset And Initialization Functional Operation OverviewClocking Clock GatingTunnel Links Link PHYAGP Tags, UnitIDs, And OrderingTranslation from AGP requests to link requests AGP transaction Link transactionVarious Behaviors AGP Compensation And Calibration CyclesConfiguration Space Registers Register OverviewRegister Naming and Description Conventions AGP Device AGP BridgeMemory mapped address spaces Configuration spacesRegister attributes AGP Device Status And Command Register DevA0x04 RESET#AGP Device Revision and Class Code Register DevA0x08 REVISION. Read onlyDefault 0000 0000h Attribute Read write once Default 0000 00A0h Attribute Read onlyAGP Device Subsystem ID and Subsystem Vendor ID Register AGP Capabilities Pointer24888 Rev 3.03 July 12 Default 0000 0000h Attribute See belowAGP Miscellaneous Control Register DevA0x40 Nctl Updated by the hardware approximately every 8 microseconds 1514Pctl 1Fh, then 1Fh is applied 11bAGP Revision and Capability Register AGP Status RegisterBit Gart support. This bit fixed low Host translation#. This bit fixed lowAGP Command Register Default 0000 0000h Attribute Read-writeRates Pcalcyc and then DevA0xB0CALDIS should be cleared afterwardDefault 0001 0F00h Attribute See below AGP3MD DrateAGP Control Register AGP Aperture Size RegisterLink Command Register Garthi Gart base address register highGartlo Gart base address register low Slave/primary interface type. Read onlyLink Configuration And Control Register Rev 3.03 July 12 Link Frequency Capability 1 Register DevA0xD0 Link Frequency Capability 0 Register DevA0xCCLink Enumeration Scratchpad Register DevA0xD4 Behavior 3021 Reserved 2016 Default See below Attribute See belowBctl Actl Sum exceeds 1Fh, then 1Fh is applied 11bClock Control Register Must be high. See .3.1 for detailsAGP Bridge Configuration Registers AGP Bridge Status And Command Register DevB0x04AGP Bridge Vendor And Device ID Register DevB0x00 AGP Bridge Revision and Class Code Register DevB0x08AGP Bridge Memory Base-Limit Registers DevB0x301C 3130 Reserved Default 0000 00FFh Attribute See below DevB0x24. Default 0000 FFF0h Attribute Read-writeDevB0x3C Absolute maximum ratings Operating rangesElectrical Data Absolute Ratings Operating RangesCurrent and power consumption DC characteristics for signals on the VDD33 power planeDC Characteristics Symbol Parameter Description Min Max Units CommentsInput high voltage VDD15 + VDD15 AC data for common clock operation of AGP signals AC CharacteristicsSymbol Parameter Description Min Max Units AC data for clocksAC data for clock-forwarded operation of AGP signals AGPBall Designations Top side viewSignal BGA positions Signal name BallPower and ground BGA positions Signal Ball NamePackage Specification Package mechanical drawingHigh Impedance Mode Nand Tree ModeTest modes TestNand tree 2 output signal is STRAPL4 Appendix Revision History Revision

8151 specifications

The AMD 8151 is a notable member of AMD's family of chipsets, designed to complement the AMD K5 and K6 processors. Released in the late 1990s, this chipset was primarily targeted at performance-driven PCs. The AMD 8151 provided users with an array of features and technologies that enhanced the overall computing experience, making it a popular choice among system builders and enthusiasts at the time.

One of the standout features of the AMD 8151 is its support for a 64-bit data bus. This significant design choice allowed for faster data transfer rates and better communication between the CPU and other critical components, such as memory. The chipset was capable of supporting multiple memory configurations, including ECC (Error-Correcting Code) memory, which enhanced system reliability, particularly for servers and workstations.

In terms of connectivity, the AMD 8151 included several integrated controllers, such as the PCI controller, which facilitated connections to various peripherals and expansion cards. With its support for the PCI bus, users could take advantage of high-speed devices, such as graphics cards, sound cards, and network adapters, enhancing the overall functionality of their systems.

Another important characteristic of the AMD 8151 is its power management capabilities. The chipset featured advanced power management technologies, which allowed systems to use energy more efficiently. This not only helped reduce operational costs but also contributed to less heat production, extending the longevity of the components within the PC.

The AMD 8151 also offered robust support for a range of bus speeds, which provided flexibility for users looking to customize their systems. With a maximum bus speed of 66 MHz, it was well-suited for the processors of its time, ensuring compatibility and optimal performance.

Moreover, the AMD 8151 played a crucial role in the development of 3D graphics capabilities. It was designed to work seamlessly with AMD's 3D graphics technology, which allowed for improved visual performance in gaming and multimedia applications. This made it an appealing choice for users who prioritized graphics performance.

Overall, the AMD 8151 chipset embodied the technological advancements of its era, providing enhanced performance, flexibility, and reliability. It stood as a testament to AMD's commitment to innovation in the computing space, marking a significant chapter in the evolution of PC architecture.