United States Patent 19
`Goodrum et al.
`
`|||||||||
`USOO5822571A
`11
`Patent Number:
`5,822,571
`45) Date of Patent:
`Oct. 13, 1998
`
`(54) SYNCHRONIZING DATA BETWEEN
`DEVICES
`EVICE
`75 Inventors: Alan L. Goodrum, Tomball, Jens K.
`Ramsey, Houston; Paul R. Culley;
`Joseph P. Miller, both of Cypress, all
`of Tex.
`s
`Ital Assignee. Sonpaymputer Corporation,
`s
`21 Appl. No. 659,142
`
`-
`
`2
`
`-
`
`-
`
`5,600,824 2/1997 Williams et al. ....................., 395/55
`OTHER PUBLICATIONS
`PCl Local Bus Specification, Production Version, Revision
`2.1, pp. 1-282 (Jun. 1995).
`PCI Local Bus, PCI-to-PCI Bridge Architecture Specifica
`tion, pp. 1-67 (Apr. 1994).
`BIT3 Computer Corporation, Bus-to-Bus Adaptor, Model
`2101, Hardware Manual, pp. 1-35 (May, 1995).
`BIT3 Computer Corporation, Real-Time Bus-to-Bus Con
`nectivity, 1995 Product Summary (Mar. 1995).
`Primary Examiner Thomas M. Heckler
`Jun. 5, 1996
`22 Filed:
`Attorney, Agent, or Firm-Fish & Richardson, P.C.
`(51) Int. Cl. ................................. G06F 1/12: G06F 5/06
`57
`ABSTRACT
`52 U.S. Cl. ............................................. 395/551: 395/881
`57
`(58) Field of Search .................................... 395/551, 558,
`Data is transmitted between a first device and a second
`395/281, 881, 872, 878,880
`device connected by the communications channel in a
`computer system. The first device generates a first clock and
`References Cited
`the second device generates a second clock. The first clock
`-
`is provided to the second device and the second clock is
`U.S. PATENT DOCUMENTS
`provided to the first device. Data received by the first device
`5/1984 Guest et al..
`4,451,886
`over the communications channel from the second device is
`4,691,294 9/1987 Humpleman ........................ 395/881 X
`synchronized to the first clock. The receiving logic in the
`4,716,525 12/1987 Gilanyi et al. .
`first device includes a first-in-first-out buffer The received
`3.03. E. M tal
`data is stored in a first-in-first-out buffer until the data is
`:SE ASSESS... ss. Yet his clock. The first and second clocks
`
`56)
`
`sy is
`
`,
`
`OO et a
`
`5,450,572 9/1995 Ruedinger et al. ................ 395/551 X
`5,452,436 9/1995 Arai et al. ........................... 395/551 X
`5,592,658
`1/1997 Noam ...................................... 395/558
`
`--
`
`"
`
`.
`
`quency.
`26 Claims, 127 Drawing Sheets
`
`PK PCLK33Mhz.
`PCLX3100 Mhz.
`
`84
`
`PCLKPH
`
`92-
`
`
`
`Queueing ond PC state
`machinelogic
`
`88
`
`N
`
`
`
`(ABLE CLK2
`
`Master (oble I/F
`PCKPH
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`G and PCI state
`machine logic
`90-ya
`1
`
`(OKBUFFER
`
`
`
`SAMSUNG
`EX 1006, PAGE 1
`
`

`

`U.S. Patent
`
`, 1998
`Oct. 13
`
`Sheet 1 of 127
`
`5,822,571
`
`
`
`
`
`
`
`
`
`
`
`SAMSUNG
`EX 1006, PAGE 2
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 2 of 127
`
`5,822,571
`
`22%3523a:
`
`=32Ea\.5532
`
`5:2855:3”
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`
`SAMSUNG
`
`EX 1006, PAGE 3
`
`SAMSUNG
`EX 1006, PAGE 3
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 3 of 127
`
`5,822,571
`
`19
`
`24
`
`
`
`l6
`18
`Primary PCBUS
`D
`/
`/
`/
`als
`PC
`PC
`fill PC
`|WATCHER
`agrius But clocks Motion
`S.
`O3
`0.
`REGS N-05
`08
`"ist Lt
`UPSTREAM (HIP Earl
`
`
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`
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`110
`-
`-26
`
`04
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`
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`
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`28
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`
`
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`125
`
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`2
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`REGS
`23
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`N 0
`N
`
`
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`PC
`MASTER
`
`P
`C
`SLA
`VE
`
`PC
`ARBTER
`
`132
`
`129
`Bus
`WATCHERE
`
`Secondary PCI Bus
`
`FIG. 3
`
`32
`
`SAMSUNG
`EX 1006, PAGE 4
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 4 of 127
`
`5,822,571
`
`
`
`|
`
`:
`
`|
`|
`:
`
`155
`Torget Memory
`Range Register (TMRR)
`
`To
`
`al, F
`
`30
`
`27
`Sa---
`
`PMWQ
`
`DRC
`
`
`
`
`
`DCQ
`
`MCA
`
`FIG. 4
`
`PCBUS
`
`|
`:
`59
`|
`Jansaction
`Counters
`M.D. (D):
`160 16l
`162 |
`
`|
`
`32
`
`SAMSUNG
`EX 1006, PAGE 5
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet S of 127
`
`5,822,571
`
`PC CLK PCLK33Mhz.
`
`Guyan and PC state
`machine logic
`
`
`
`PCLKPH
`
`PLL
`#
`
`80
`
`Gustain and PC stote
`machine logic
`
`PCLK
`
`
`
`
`
`
`
`
`
`
`
`
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`PC CLK
`
`CLOCKBUFFER
`
`vvvvvv,
`
`
`
`PC CLK2
`
`
`
`18
`
`F.G. 5
`
`SAMSUNG
`EX 1006, PAGE 6
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 6 of 127
`
`5,822,571
`
`PLL
`
`External CLK
`
`200
`
`197
`
`
`
`WCO
`100 Mhz.
`
`
`
`
`
`LOCKNDICATION
`3X CLOCK
`
`X CLOCK
`
`FIG. 6
`
`SAMSUNG
`EX 1006, PAGE 7
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 7 of 127
`
`5,822,571
`
`2—52:3
`
`V32.3
`
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`AI$332
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`
`SAMSUNG
`
`EX 1006, PAGE 8
`
`SAMSUNG
`EX 1006, PAGE 8
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 8 of 127
`
`5,822,571
`
`
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`SAMSUNG
`EX 1006, PAGE 9
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 9 of 127
`
`5,822,571
`
`PHDLY
`
`PHI3 DIY
`-
`
`26
`
`Cable Doto
`
`CCK3
`
`
`
`
`
`226
`
`Input
`Pointer
`
`
`
`CCLKPH - EN
`(CLK3-D
`
`
`
`CR
`C
`
`ENINCNT
`
`INPTRI:0
`
`FIG. 9
`
`Pointer
`
`OUTPTR1:0
`
`224
`
`CLR
`C
`
`ENOUTCNT
`
`SAMSUNG
`EX 1006, PAGE 10
`
`

`

`U.S. Patent
`US. Patent
`
`5,822,571
`
`977
`EN
`
`
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`SAMSUNG
`
`EX 1006, PAGE 11
`
`SAMSUNG
`EX 1006, PAGE 11
`
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 11 of 127
`
`5,822,571
`
`
`
`SII WII ELI ZII ILI OLI 61 || LI ?I ?I FI EI VI
`
`SAMSUNG
`EX 1006, PAGE 12
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 12 of 127
`
`5,822,571
`
`
`
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`SAMSUNG
`EX 1006, PAGE 13
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 13 of 127
`
`5,822,571
`
`3X CLK
`
`-
`
`3X CLK
`
`FIG. 3
`
`SAMSUNG
`EX 1006, PAGE 14
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 14 of 127
`
`5,822,571
`
`
`
`E
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`C
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`
`SAMSUNG
`EX 1006, PAGE 15
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 15 of 127
`
`5,822,571
`
`
`
`
`
`2nd phase
`
`Subsequent
`phoses
`
`se Address
`Cycle
`cbuff-3> bu
`chuff (2> bu
`cbuffald
`buff
`cbuff-0>
`bu
`(cbez3:0>
`PC (md
`codk>
`cbuff (3>
`Posted Memory
`cbuff (2>
`Write
`cbuffals
`cbuff-0>
`crbez3:0>
`codk>
`
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`Request
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`
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`ReadWrite
`Completion
`
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`
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`status
`status
`cbek30> DRC
`data
`dolo
`code
`IX
`semanders of P.
`chuffle
`buff
`IX
`TX
`buff-0>
`buff
`IX
`X
`cbek30s sim conn
`X
`| X
`code
`IX
`X
`X
`FIG. 5A
`
`SAMSUNG
`EX 1006, PAGE 16
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 16 of 127
`
`5,822,571
`
`
`
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`
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`
`
`
`
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`
`SAMSUNG
`EX 1006, PAGE 17
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 17 of 127
`
`5,822,571
`
`
`
`
`
`
`
`
`
`
`
`length
`
`12
`
`FIG. 6
`
`SAMSUNG
`EX 1006, PAGE 18
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 18 of 127
`
`5,822,571
`
`
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`SAMSUNG
`EX 1006, PAGE 19
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`5,822,571
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`SAMSUNG
`EX 1006, PAGE 20
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 20 of 127
`
`5,822,571
`
`FIG. 19 FIG. 19AFIG. 198
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`
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`00 No Error
`Ol DB52
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`SAMSUNG
`EX 1006, PAGE 21
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 21 of 127
`
`5,822,571
`
`60 DB59, 9
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`
`SAMSUNG
`EX 1006, PAGE 22
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 22 of 127
`
`5,822,571
`
`
`
`FIG.20A
`
`SAMSUNG
`EX 1006, PAGE 23
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 23 of 127
`
`5,822,571
`
`
`
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`
`SAMSUNG
`EX 1006, PAGE 24
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 24 of 127
`
`5
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`EX 1006, PAGE 25
`
`SAMSUNG
`EX 1006, PAGE 25
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`
`
`
`
`
`
`
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 25 of 127
`
`5,822,571
`
`RESET
`
`
`
`
`
`GNT 7:0=
`NEWGNT 7:0
`CHANGING GNT = 0
`
`
`
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`ANY REQ
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`GNT 7:0=NOGNT
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`RR MAST (20)
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`NLlSTATEl:0)
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`GNT 7:0) = NOGNT
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`UPDATERR MAST (2:0)
`LlSTATEl:O) = NLlSTATEl:0)
`
`SAMSUNG
`EX 1006, PAGE 26
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 26 of 127
`
`5,822,571
`
`ANY SLOT REQ/
`ADV RR MAST=
`N_CURMAST = N RR MAST
`
`
`
`
`
`BAL DEL REQ/ADV RR MAST=
`N_CURMAST (2:0) = N RR MAST (2:0)
`OPEN WINDOW =STREAM REQ+
`MINGRANTICURMAST REQ
`
`RESE
`
`BAL DEL REQ/N_CURMAST (2:0) = BALBOA
`ADV RR MAST = 0
`
`
`
`
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`
`
`
`
`
`
`
`ANY SLOT REQ/
`N_CURMAST (2:0) = BALBOA, ADVRR MAST=0
`
`
`
`OPEN WINDOW =
`BAL DEL REQ+BAL RETRIE
`
`BAL DEL REQ& RTRYMAST REQ/
`N_CURMAST (2:0) = RTRY_MAST (2:0)
`ADV RR MAST= 0
`
`(A) BAL DELE
`BAL DEL REQ& IRTRYMAST REQ
`ANY SLOT REQ/ADV RRMAST=l
`N CURMAST (2:0) = N RR MAST (2:01
`
`FG.23
`
`SAMSUNG
`EX 1006, PAGE 27
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 27 of 127
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`5,822,571
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`SAMSUNG
`EX 1006, PAGE 28
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`

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`5,822,571
`
`TESTII][\WDOTYDBH)THlaZ?
`
`U.S. Patent
`
`Oct. 13, 1998
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`Sheet 28 of 127
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`SAMSUNG
`EX 1006, PAGE 29
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`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 29 of 127
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`5,822,571
`
`N-_uxEEngages
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`8552-5233:
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`SAMSUNG
`
`EX 1006, PAGE 30
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`SAMSUNG
`EX 1006, PAGE 30
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`

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`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 30 of 127
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`5,822,571
`
`14
`
`CPU-PC
`BRIDGE
`
`18
`
`
`
`
`
`24
`
`PRIMARY PCBUS
`
`
`
`
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`PC-PC
`BRIDGE
`CHIP
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`2
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`BRIDGE
`(HIP
`
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`BRIDGE
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`26
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`28
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`48
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`
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`
`
`32
`
`SECONDARY PCBUS
`323
`
`SUBORDINATE
`325 PCBUS
`
`327A
`
`327B
`
`FIG. 26B
`
`SAMSUNG
`EX 1006, PAGE 31
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`

`

`US. Patent
`
`Oct. 13,1998
`
`Sheet31 0f127
`
`5,822,571
`5,822,571
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`SAMSUNG
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`EX 1006, PAGE 32
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`SAMSUNG
`EX 1006, PAGE 32
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`U.S. Patent
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`Oct. 13, 1998
`
`Sheet 32 of 127
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`5,822,571
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`POUT 34
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`SAMSUNG
`EX 1006, PAGE 33
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 33 of 127
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`5,822,571
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`
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`SAMSUNG
`EX 1006, PAGE 34
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`

`

`US. Patent
`
`Oct. 13, 1998
`Oct. 13, 1998
`
`Sheet 34 of 127
`Sheet 34 of 127
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`5,822,571
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`SAMSUNG
`
`EX 1006, PAGE 35
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`SAMSUNG
`EX 1006, PAGE 35
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 35 of 127
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`5,822,571
`
`
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`SAMSUNG
`EX 1006, PAGE 36
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 36 of 127
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`5,822,571
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`
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`SAMSUNG
`EX 1006, PAGE 37
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`
`
`
`
`678
`
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`[05] HDIIMSTO
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`5,822,571
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`SAMSUNG
`EX 1006, PAGE 38
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 38 of 127
`
`5,822,571
`
`S”E26>52
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`SAMSUNG
`
`EX 1006, PAGE 39
`
`SAMSUNG
`EX 1006, PAGE 39
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`
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`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 39 of 127
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`5,822,571
`
`
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`E5:22
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`2:.
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`
`EX 1006, PAGE 40
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`SAMSUNG
`EX 1006, PAGE 40
`
`
`

`

`U.S. Patent
`
`%9
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`S
`
`5,822,571
`
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`m:2225a.--n3.52..$2::32s:2.55.:m2.25“m352:E2:.Iis
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`SAMSUNG
`
`EX 1006, PAGE 41
`
`SAMSUNG
`EX 1006, PAGE 41
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`
`
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 41 of 127
`
`5,822,571
`
`
`
`STOP SCAN
`
`
`
`
`
`GETTING BYTE
`OR HOLD OFF
`
`CSICO = GETTING BYTE
`OR HOLD OFF
`CSILO = "l"
`CLR BUSY STATUS="O"
`SCAN DONE="O"
`
`(SIC O="1"
`CSILO = "O"
`CLR BUSY STATUS="O"
`
`(SICO="O"
`CSILO="1"
`CLR BUSY STATUS="O"
`
`CSIC O = CSICO
`CSILO="1"
`CLR BUSY STATUS
`=GETTING BYTE
`SCAN DONE = STOP SCAN
`
`STOP SCAN = (BYTE PTR EQUAL CNT & GETTING BYTE) OR (BYTEll &
`BIT (O& CHECK SWITCHONLY) OR (BYTE (4 & BITO)
`&ICHECK SWITCHONLY)) & GETTING BYTE
`
`FIG. 32A
`
`SAMSUNG
`EX 1006, PAGE 42
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 42 of 127
`
`5,822,571
`5,822,571
`
`(LK
`
`FIG. 32B
`FIG. 328
`
`t
`
`f
`
`SAMSUNG
`
`EX 1006, PAGE 43
`
`QI
`
`v
`v
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`
`SAMSUNG
`EX 1006, PAGE 43
`
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 43 of 127
`
`5,822,571
`
`CK
`
`ON/OFF
`STATE
`MACHINE
`
`SOUPDATE
`(SOLCO
`
`998
`
`
`
`RST SWITCH
`SLOTEN (5:0)
`SLOTRST (5:0)
`SOUPDATE DONE
`
`CONTROLSIGNALS
`
`E. CONTROL
`LOGIC
`
`PWREN (5:0)
`CLKEN#5:0)
`BUSEN #5:0)
`RST #5:0)
`999
`
`820
`
`FIG. 33A
`
`SAMSUNG
`EX 1006, PAGE 44
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 44 of 127
`
`5,822,571
`
`SAMSUNG
`EX 1006, PAGE 45
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 45 of 127
`
`5,822,571
`
`ELSE
`
`rt- C
`(SOLCO="l"
`SOUPDATE = AORBORC
`A=SW PWRONORHW PWRON
`
`F.G. 33G
`
`FIG.33E
`
`ISOUPDATE DONE
`
`SOUPDATE="O"
`(SOLCO="1"
`
`SOUPDATE DONE
`
`A=SW PWRON
`OR
`HW PWRDN
`B = A &
`(wgu
`PWRUPPENDING)
`C = A & B
`&
`GO UPDATE
`
`HW PWRON = ANY SLOT OPEN
`ANDIPOK PWRUP
`
`SW PWRON = (GOUPDATEOR
`SO GO BWYOR
`(DORESET ANDFIRST TIME)
`AND ANY SLOT TO 9
`
`OFF ARB
`
`(AYREOf - "O"
`- SOUPDATE "O"
`(SOLCO="l
`
`O-ost."
`(SOLCO = |CAYGNT #
`
`(AYGNT #"O"
`
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`O (e)
`
`(SOLCO="1"
`SOUPDATE="1"
`(AYREO # = ""
`
`SOUPDATE DONE
`
`(SOLCO="1"
`SOUPDATE="O"
`
`FIG.33C
`
`SAMSUNG
`EX 1006, PAGE 46
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 46 of 127
`
`5,822,571
`
`SOUPDATE DONE
`
`O
`
`(SOLCO="l"
`
`SOUPDATE DONE
`
`OFF ARB2
`
`(AYREQ# = "O"
`SOUPDATE="O"
`(SOLCO="l"
`
`O CAYGNT # = ""
`(SOLCO = (AYGNT#
`
`CAYGNT# = "O"
`
`(SOLCO="l"
`SOUPDATE= "1"
`(AYREC # = "l"
`
`E. ISOUPDATE DONE
`
`(SOLCO="l"
`SOUPDATE="O"
`
`FIG.33D
`
`SAMSUNG
`EX 1006, PAGE 47
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 47 of 127
`
`5,822,571
`
`ISO UPDATE DONE O)
`
`SOUPDATE="O"
`(SOLCO="1"
`
`SOUPDATE DONE
`
`OFF ARB3
`
`CAYREQ# = "O"
`SOUPDATE="O"
`(SOLCO="1"
`
`C (AYGNT #""
`o (SOLCO = (AYGNT#
`
`(e)
`
`(AYGNT # - "O"
`
`(SOLCO="1"
`
`SOUPDATE="1"
`CAYREO #="1"
`
`SOUPDATE DONE
`(e)
`
`KO ISO UPDATE DONE
`PWROFF
`(SOLCO="l"
`
`(SOLCO="l"
`(AYREQ #=""
`FG.33E
`
`SAMSUNG
`EX 1006, PAGE 48
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 48 of 127
`
`5,822,571
`
`(SOLCO="1"
`SOUPDATE = AOR BORC
`
`ISO UPDATE DONE NC
`re-
`
`SOUPDATE="O"
`(SOLCO = SOUPDATE DONE
`
`(SOLCO="O"
`SOUPDATE="1"
`
`SOUPDATE="O"
`TIMER TIMEOUT ce) (SOLCO="1"
`TIMER TIMEOUT
`
`ON ARB)
`
`SOUPDATE="O"
`(SOLC - ""
`(AYREQ# = "O"
`
`SOUPDATE="O"
`(AYGNT# = "l CE) (SOLCO = (AYGNT#
`(AYGN # = "O"
`
`(SOLCO="1"
`(AYREC # = ""
`
`(SOLCO="l"
`SOUPDATE="1"
`
`FG.33F
`
`FIG.33F
`
`SAMSUNG
`EX 1006, PAGE 49
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 49 of 127
`
`5,822,571
`
`(SOLCO="l"
`(AYREC #="l"
`
`TIMER TIMEOUT
`(AYGNT# = "O" C
`
`(SOLCO="O"
`in
`SOUPDATE="l
`
`SOUPDATE="O"
`(SOLCO="l"
`
`O)
`
`(AYGNT #""
`
`0 UPDATE="O"
`O
`S
`(SOLCO = (AYGNT #
`
`TIMER TIMEOUT
`SOUPDATE="O"
`(SOLCO="1"
`(AYREQ# = "O"
`
`ON ARB2
`
`(AYGNT #""
`C
`
`SOUPDATE="O"
`(SOLCO = (AYGNT #
`
`ON ARB3
`
`(AYGNT# = "O"
`
`SOUPDATE DONE
`
`"1"
`A.
`
`SOUPDATE="O"
`(SOLCO="1"
`(AYREC # = "O"
`
`ISO UPDATE DONE O
`
`FIG. 33G
`
`(SOLCO="1"
`SOUPDATE="O"
`
`SAMSUNG
`EX 1006, PAGE 50
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 50 of 127
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`5,822,571
`
`ISOUPDATE DONE
`
`
`
`
`
`SOUPDATE="O"
`(SOLCO="1"
`
`SOUPDATE DONE
`
`(AYREQ # = "O"
`SOUPDATE="O"
`(SOLCO="1"
`
`(AYGNT f = "l"
`
`(SOLCO = (AYGNT #
`
`R "O"
`
`(SOLCO="l"
`SOUPDATE="1"
`
`SAMSUNG
`EX 1006, PAGE 51
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 51 of 127
`
`5,822,571
`
`
`
`BIT CNTR (5:0)
`
`
`
`SHIFT CLR
`OUTPUT
`BIT
`COUNTER
`
`
`
`"39" E
`
`S0-UPDATE DONE
`
`
`
`
`
`
`
`
`
`
`
`
`
`SO UPDATE
`w
`920
`
`OUTPUT
`S.
`MACHINE
`
`INC CNTR
`LOAD (NTR
`CSOSCO
`
`PWREN (5:0)
`BUSEN #5:0)
`CLKEN#5:0)
`RST #5:0)
`GPOA (3:0)
`LEDS 1:0
`
`CLK
`
`
`
`FIG. 34
`
`CSOCO
`
`924
`
`SAMSUNG
`EX 1006, PAGE 52
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 52 of 127
`
`5,822,571
`
`SOUPDATE
`
`
`
`SOUPDATE
`
`
`
`
`
`
`
`
`
`
`
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`
`
`
`
`
`
`RST
`(SOSCO = "l"
`LOAD (NTR = SOUPDATE
`INC CNTR = "O"
`
`CSOSCO = "O"
`LOAD (NTR = "O"
`INC CNTR = "O"
`
`(SOSCO = "O"
`LOAD (NTR = "O"
`INC CNTR = "O"
`
`(SOSCO="1"
`LOAD (NTR = "O"
`INC (NTR = "O"
`
`
`
`MAX CNT
`
`LOAD (NTR = b "2"
`INC (NTR = MAXCNT
`(SOSCO = MAXCNT
`
`FIG. 35A
`
`SAMSUNG
`EX 1006, PAGE 53
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 53 of 127
`
`5,822,571
`
`
`
`Eu
`
`and:
`
`SAMSUNG
`
`EX 1006, PAGE 54
`
`SAMSUNG
`EX 1006, PAGE 54
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`

`

`US. Patent
`
`m
`
`28’5
`
`1
`
`
`
`110.,$552
`
`023:52
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`E352
`
`832SE
`
`36$52
`
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`
`m22.35.saxsc,2.
`
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`
`.fl.2.,cma:
`
`:5
`
`SAMSUNG
`
`EX 1006, PAGE 55
`
`SAMSUNG
`EX 1006, PAGE 55
`
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 55 of 127
`
`5,822,571
`
`
`
`
`
`NM
`HANDLER
`
`
`
`
`
`
`
`CALL
`BIDS
`ISOLATE
`HANDLER
`
`
`
`
`
`
`
`CALL
`nois
`
`
`
`
`
`FIG. 37
`
`SAMSUNG
`EX 1006, PAGE 56
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 56 of 127
`
`5,822,571
`
`BIOS DETECTS
`ASR BOOT
`
`444
`
`
`
`SOLATION
`IN PROGRESS
`EW SET
`
`
`
`
`
`
`
`RE-ENABLE
`ALSOTS
`EXCEPT ONES
`ENABLED
`PRIORTO ASR
`
`448
`
`
`
`
`
`
`
`450
`
`LOGFAILURE
`CLEAREW
`
`
`
`
`
`452
`
`BUS HANG
`PENDING
`
`RESEBUS
`HANG PENDING
`BIT
`
`446
`
`
`
`
`
`
`
`BUS
`HANG
`PENDING
`
`CALL
`BIOS
`ISOATE
`HANDLER
`
`CDONED
`
`FIG. 38
`
`SAMSUNG
`EX 1006, PAGE 57
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 57 of 127
`
`5,822,571
`
`FG. 39 FIG. 39AFIG. 39B
`
`40
`
`
`
`
`
`
`
`SET ISOLATION IN
`PROGRESSEY.
`RESEBUS
`PENDINGBT
`
`RE-ENABLE ONESLOT,
`READ/WRITEFROM IT'S
`PC CONFIG SPACE
`
`
`
`
`
`
`
`
`
`BUS HANG
`PENDING SET
`
`44
`
`LOGFAILURE
`SET FAILURE
`
`
`
`
`
`amas
`
`YES
`
`428
`
`
`
`
`
`
`
`
`
`
`
`LOGADDRESS/
`DATA HISTORY
`AND BUS
`STATE VECTORS
`
`
`
`
`
`RE-ENABLE
`READ/WRITE
`SLOT
`
`
`
`BUS HANG
`PENDINGSE
`
`BIOS
`ISOLATE
`
`
`
`
`
`
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`
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`
`-
`4
`42
`
`YES
`
`LOGINABILITY TO
`SOLATE FAILURE
`
`CLEAR SOLATION IN
`PROGRESSEW
`
`FIG. 39A
`
`SAMSUNG
`EX 1006, PAGE 58
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 58 of 127
`
`5,822,571
`
`
`
`
`
`
`
`-NO
`
`48
`
`DISABLESLOT
`
`NO
`
`UPDATESOLATION IN
`PROGRESSEV
`PROCEED TONEXT
`POPULATED SOT
`
`
`
`
`
`
`
`TRIEDAL
`POPULATEDSLOTS?
`
`46
`
`
`
`YES
`
`FAILURE FLAGSET
`FOR ANYSLOT
`
`
`
`
`
`
`
`
`
`
`
`
`
`DISABLESLOTS
`UPDATESOLATION
`N PROGRESSEV
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`
`
`
`DISABLESLOTS), LOG
`FAILURE
`
`RE-ENABLE NON-FALED
`SLOTS
`
`
`
`426
`
`FIG. 39B
`
`SAMSUNG
`EX 1006, PAGE 59
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`

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`US. Patent
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`Oct. 13, 1998
`
`Sheet 59 of 127
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`5,822,571
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`SAMSUNG
`
`EX 1006, PAGE 60
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`SAMSUNG
`EX 1006, PAGE 60
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`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 60 of 127
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`5,822,571
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`
`
`WRT EN (AP)
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`WRT ENCAP
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`
`SAMSUNG
`EX 1006, PAGE 61
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`

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`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 61 of 127
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`5,822,571
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`IOHTOEHTIITEV)
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`
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`
`SAMSUNG
`EX 1006, PAGE 62
`
`

`

`U.S. Patent
`
`5,822,571
`
`
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`SAMSUNG
`EX 1006, PAGE 63
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`

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`US. Patent
`
`Oct. 13, 1998
`
`Sheet 63 of 127
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`5,822,571
`
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`SAMSUNG
`
`EX 1006, PAGE 64
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`SAMSUNG
`EX 1006, PAGE 64
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`

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`US. Patent
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`Oct. 13, 1998
`
`Sheet 64 of 127
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`5,822,571
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`SAMSUNG
`
`EX 1006, PAGE 65
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`SAMSUNG
`EX 1006, PAGE 65
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`
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 65 of 127
`
`5,822,571
`
`Y
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`SESECONDARY
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`
`SAMSUNG
`EX 1006, PAGE 66
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 66 of 127
`
`5,822,571
`
`MEM ALLOC
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`
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`INTIALIZE
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`FIG. 46
`
`SAMSUNG
`EX 1006, PAGE 67
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 67 of 127
`
`5,822,571
`
`I/O ALLOC
`
`INTIALIZE
`SEARCH
`PARAMETERS
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`
`
`FIG. 47
`
`SAMSUNG
`EX 1006, PAGE 68
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 68 of 127
`
`5,822,571
`
`1053
`
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`
`SAMSUNG
`EX 1006, PAGE 69
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 69 of 127
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`5,822,571
`
`BYTE
`
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`BIST
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`
`SAMSUNG
`EX 1006, PAGE 70
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`

`

`U.S. Patent
`US. Patent
`
`Oct. 13, 1998
`
`Sheet 70 of 127
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`5,822,571
`5,822,571
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`SAMSUNG
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`EX 1006, PAGE 71
`
`SAMSUNG
`EX 1006, PAGE 71
`
`
`
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`
`

`

`U.S. Patent
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`SAMSUNG
`
`EX 1006, PAGE 72
`
`SAMSUNG
`EX 1006, PAGE 72
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`
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`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 72 of 127
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`5,822,571
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`SAMSUNG
`EX 1006, PAGE 73
`
`

`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 73 of 127
`
`5,822,571
`
`UPSTREAM CHIP
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`SAMSUNG
`EX 1006, PAGE 74
`
`

`

`US. Patent
`
`5,822,571
`
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`EX 1006, PAGE 75
`
`SAMSUNG
`EX 1006, PAGE 75
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`

`U.S. Patent
`US. Patent
`
`Oct. 13
`
`, 1998
`
`Sheet 75 of 127
`Sheet 75 of 127
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`5,822,571
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`SAMSUNG
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`EX 1006, PAGE 76
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`SAMSUNG
`EX 1006, PAGE 76
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`

`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 76 of 127
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`5,822,571
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`SAMSUNG
`EX 1006, PAGE 77
`
`

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`EX 1006, PAGE 78
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`SAMSUNG
`EX 1006, PAGE 78
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`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 78 of 127
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`5,822,571
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`SAMSUNG
`EX 1006, PAGE 79
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`

`U.S. Patent
`
`
`
`5,822,571
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`SAMSUNG
`EX 1006, PAGE 80
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`

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`U.S. Patent
`
`Oct. 13, 1998
`
`Sheet 80 of 127
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`5,822,571
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`CD (MD 3:0)="B100"
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`SAMSUNG
`EX 1006, PAGE 81
`
`

`

`US. Patent
`
`Oct. 13, 1998
`
`Sheet 81 of 127
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`5,822,571
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`EX 1006, PAGE 82
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`SAMSUNG
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`US. Patent
`
`Oct. 13, 1998
`
`Sheet 82 of 127
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`5,822,571
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`EX 1006, PAGE 83
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`SAMSUNG
`EX 1006, PAGE 83
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`

`US. Patent
`
`5,822,571
`
`
`
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