TI C64x+ DSP CACHE 一致性分析与维护
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7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
ḋċ ᯱĭḪ ༘ி ៥ Ӏ ܼ ˇ ตঝ Ё˄ԧ Ё᭛
GO
)ˈۅ
| | TI : ) | my.TI
Կᔩ
TI
Џ) ᭄ᄫ ֵ ো໘ˊ
DSP
>
>
D S P
ṗܹ݇ ⏲ ᄫ ṗ఼ܹ ӊ ൟ ো ᠔᳝Ո᧰௦ ᭄ᄫ ֵ ো໘ˊᡩः᭛ ত ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ
CACHE CACHE
CACHE
2. C64x+
TI C64x+ SCR
ᄬ఼ټඈ උ ᵘ
DSP IO sRIO Slave C64x+DSP C64x+DSP SCR Master Slave Master Core EDMA EMAC Master SCR Core DDR2 Slave DMA SCR Master 1 L1
> TI C 6 4 x + D S P C A C H E
GO
᭄ᄫᑇৄ ֵ ো໘ˊ ᪂ᩥᬃᣕ
DSP
ܹ⒬
TI C64x+ DSP CACHE
ϔႸᗻߚᵤϢම ᡸ
Core CACHE
້˖ᖋ Ꮂ Ҿ఼ ᡔᴃ ᑨϬᎹ ࣏ Ꮬ ᅟ ⋟
ᨬᡅ
᭄ᄫֵো໘ˊிඣЁˈ ᝯᑓ⊯ ϬѢᓹᜩ Ϣᄬ఼ټПⒸՈ Ёˈᄬϡ ৠିൟ ᄬ఼ټПⒸ᭄ᰃ৺ϔ ợ ᑺᏂ ᓖDŽ᭛ ₑߚᵤՈՓ Ϭẋ࣏ ႸՈ⒲LDŽᴀ ʌ ᗻ࿁ ி߫ Ё൫ ПⒸ᭄ ϔႸᗻ⒲Lҹঞ བԩ ẟᜐϔႸᗻමᡸDŽ
)ˈۅ
᪃ ⒲ ᄬ࣏ ⌕ ఼ټ
3. CACHE
2 Core
ϔႸᗻ⒲Lߚᵤ
Master CACHE CACHE CACHE CACHE CACHE
ӏ ԩ ᯊࠏˈ ້݊ᅗ ᪃ ⒲ᄬ఼ټЁ᭄ᯊˈϵ Ѣ Ոᄬ Ụ៤ϡ ࿁ᕫ ࠄ᳔ ẕ ᮄ ẋՈ᭄ˈህӮߎɴ ϔႸᗻ⒲LDŽ ᅗՈϟϔ൫ᄬ఼ټЁՈݙᆍϡ ϔ ϔϾĽ ᅮ ՈᯊⒸᇇೈˈݙ൫ Ⴘᰃℷ ᐌ ՈDŽЎ ՈϬᰃϔ↉ ᯊⒸݙᇚԢ ợ Ⓒᝯৢ ᄬ఼ټЁՈݙᆍႮ ࡼ ᨀ Ẕࠄʌ ợ Ո Ёₑ Փ ϬDŽᔧ ЁՈा න Ո᭄ ऴ Ϭ ЁՈݙᆍẟᜐ ༅ ᬜ ້ ಲ ݭՈ᪡ DŽ ༅ ᬜ ້ ಲ ݭ Ոᯊ ˈ ᠡ ᇚ ПࠡˈϔႸᰃℷ ЁՈݙᆍৃ ࿁Ϣĭ ˊᄬ఼ټЁՈݙᆍᰃϡ ϔႸՈDŽẝ Јᯊ ϔႸᗻ⒲LՈᦣ Ẵ ϡ ࣙ ℸ ିℷ ᐌ ᚙ ᗻՈϡ ᐌ ՈˈϞẴ މDŽ Ոᓩ ܹ ᰃЎњᦤ ʌ ᄬপ᭄Ո ᬜ ɋ ˈ᠔ ҹߎɴ ϔႸᗻ⒲ Lϔᅮ Ϣᪿҷۅᇍᄬ఼ټՈ᪃ ⒲᳝݇DŽ ᇍᄬ఼ټՈ᪃ ⒲ߚЎϸି˖ ᭄້˗ ݭҷ້ ۅ᭄DŽ ℸ ˈ ՈϔႸᗻ⒲LߚЎϸϾି˖ ᪿϔႸᗻ⒲L ݭϔ Ⴘᗻ⒲LDŽϟ☦ ϸϾᇣᅆЁˈߚ߿ᦣ Ẵ њẝϸᚙމՈ ൟ ˖
L1P CACHE L2 L2 DDR2 CAHCE L2 DDR2 L1P CACHE L1D Core DDR2 DDR2 Core L1P CACHE L1P CACHE Core Master L2 Core Core L1P CACHE L1D Core L1P L2 DDR2 L2 CACHE DDR2 / / / Core / Core CACHE DDR2 Core L2 CACHE / / /
Core L2 DDR2 L1 CACHE L2 DDR2 / L1 CACHE Master / / / / L1 CACHE L2 DDR2 L2 DDR2 Core
4 Core
Master
K W W S I R F X V W L F R P F Q F Q J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
CACHE TI C64x+ DSP CACHE
1.
ὖẴ
Core Core Core CACHE DMA Core Core Core DMA
Ў Ԣ ợ ᄬ఼ټПⒸՈḹṕˈ Ѣҷۅ᭄ՈᯊⒸा Ⓒ ּ݇ᗻˈҹഫ Ўऩ ԡ ϵ ܰ ӊ ࠊ ఼Ⴎࡼࡴṁ ᠔ ◄ᡅՈҷۅ᭄DŽབᵰ ᠔࿁ᕫ ᳝࣏ ࠄᄬ఼ټЁ᳔ ᑣ ᭄Ոᄬপ῁ϵ ᅠ ᰃᔧ᳝݊ᅗৃ ៤ˈ Ѣ ҹ ՈẔᜐᴎ ࠊ ˈ ྟඌ ᮄ Ո᭄DŽԚ ᬍᄬݙ఼ټᆍՈᾬ ӊᄬ ᯊˈ՟ Ոᄬ໐ᇐႸ བϡ ◄ᡅ ᑆ8Ոָ ᭄ᄬপ˄ ˅ᓩ᭄Ոɴᬥˈгህᰃ ᪢ ˈህৃ ࿁ߎɴϵ Ѣ ້ ϡ ࿁ᕫ ࠄ᳔ ᮄ ϔႸᗻՈ⒲LDŽ
)ˈۅ
ᪿϔ Ⴘ ᗻ ൟ ᇍ ݙᄬ ້ ᄬЁՈҷۅẟᜐᄬDŽᔧ ৰ ϔ ᇍ ້ ܰ ӊӮᇚ ЁՈҷۅẟᜐᪿ᪡ Ոᯊˈϵ Ѣҷۅϡ ЁDŽ ৃ ҹᕫЁˈࠄ ້ ЁՈҷۅᪿࠄ ᳔ ᮄ Ոҷˈۅϡ ᄬϔႸᗻՈ⒲LDŽ ℸ ৢ ˈབᵰ ݊ᅗ ᮄ ້ ЁՈҷˈۅЁˈ ✊ ৢ ℸᯊ ݡӮָ ᪿপҢ ℸᾬ ߚҷۅᯊˈӮথɴּᑨՈҷۅ Ꮖඓ ᄬ ЁᪿপҷۅDŽϵ Ѣ ϡ ࿁ᕫ ࠄ᳔ ᮄ Ոҷˈۅህߎɴњ ᪿϔႸᗻՈ⒲LDŽ ᪿϔႸᗻ⒲LՈ ॳ ˊ ּৠˈ া ᰃ ᄬՈᰃ ້ ЁՈ᭄DŽ ᇍ ЁՈҷۅ ᭄ẟᜐᄬˈᔧ ৰ ϔ ᇍ ЁՈҷ ۅ ᭄ẟᜐᪿ᪡ৃ ҹᕫ ˈẝᯊҷۅ ᭄ϡ᭄DŽПৢ ˈ݊ᅗ Ёˈ◄ᡅẟᜐ Ոࡴṁˈ ࠄ᳔ ᮄ Ոҷۅ ᇍ ЁՈҷ ᬍˈ ᰃₑᪿℸЁ᳔ ᾬ ߚҷۅ ᭄Ոᯊ ˈℸгᄬ ᪿࠄՈᰃᪿϔႸ ۅ᭄ẟᜐ ЁՈݙᆍ໐ϡ ᮄ Ոҷۅ ᭄ˈ ᗻՈ⒲LDŽ
1 C64x+ CACHE Line 32 64 L1P 32K 32K L1D L2 2 4 256K 128 C64x+ L1P L1D 32K CACHE L2 DDR2 Core C64x+ CACHE 2 L2 L1D 0K 4KB 8KB 16KB RAM CACHE L1P 32KB RAM L2 256K DDR2 L2 RAM Core / Core / Core Core / CACHE Core CACHE Core CACHE Master
ᇍʌ ᗻ࿁ ḌẟᜐњᬍẟˈՓ ݊ᗻ࿁ᦤ छ ˈࢴПЎ ḌDŽ Ѣ ḌᓔথՈ ᅳ ċ ˈ᠔ ᳝ᾬ ӊ῁ҹѸ ᤶตච˄ࣙ ᣀ ˅ЎḌᖗ Ả ϞՈᾬ ӊߚЎϸି˖ DŽ ǃ ᰻ᴹDŽ ҹঞ І Ո᭄Ӵ ᜐʌ ợ ṗ ˄DŽ ˅ˈ ᪂DŽ ৃ ҹָ Ởẋ থ᰻ࠄ ࣙ ᣀ ↣ϔϾ Ոݙᄬˈ ᄬҹঞ णࡽ ݊ᅗϡᅠ ࿁ ָ៤DŽℒ থ᰻᭄Ӵ ṗ Ո ᪂ˈ ПⒸՈ᭄Ӵ ṗ ˈ◄ᡅỞẋ Ѣ Ո᭄ ݠϞ᪪ ඊ ᦣ Ẵ њ Ո‑ า ǃ ՈᚙމDŽ ிඣՈᄬ఼ټḚ ˅ҷۅᄬ఼ټ བ ᠔ ߾ DŽᄬ఼ټᝯߚ៤њϝ ൫˖ৰ ϔ൫ᰃϬᄬټ ˈ ˗ৰ Ѡ ൫ᰃҷۅ᭄݅ ఼ࣙ˄ ᭄ᄬ˄఼ټ ˅˗ৰ ϝ ൫ᰃּᑨՈ ᾬ ᄬˈ఼ټЏ ᡅᰃ ࠊ ᄬ఼ټDŽ ǃ ៤DŽᜬ Ոᘏ ࡳ ࿁ߚ߿ϵ ࠊ ఼ǃ ఼ ࠊ ఼ᅠ њ ᑇ ৄ Ϟৃ ϬՈ ᚙމDŽ
7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
)ˈۅ
ᄬ ఼ټḚ Ľᗻ ିൟ ᇣ ᇣ ҷ ָ˗ۅ ᇘ ˗ ᳔ ᄫᅆ ᄫᅆ ᭄˗ Ჳ˗ ᪿߚ‑ ᳔ ᄫᅆ ᄫᅆ ҷۅǃ᭄˗ Ჳ˗ᪿ ‑ߚݭ᳔ ᄫᅆ ᄫᅆ ᑇ ৄ Ϟ Ϭᴹᄬټ ້ᄬҷ˗ۅ Ϭᴹᄬټ ້ᄬ᭄DŽ ᇣ῁ᰃ ᄫᅆˈৃ ҹߚ߿‑ า ǃ ǃ ǃ ້ Ў ˈ݊ԭ Ўҷۅ ᭄້ DŽЎ Ոᾬ ߚˈϬᴹᄬ Ո᭄ ʌ ҷۅDŽЎ Փ ᕫ ࿁ҹᕜ Ոợ ᑺ Ոᾬ ߚˈৃ ҹᄬ ⏲݇ټՈҷ້ ۅ᭄ ᑇ ৄ Ϟ ᄬৃ఼ټ ϬѢᄬټҷۅ᭄DŽ Ϟ᳔ ৃ ҹߚ‑ ᄫ ᅆ ᴹᄬ ЁՈ᭄ ҷۅDŽ Ё݊ԭ ᾬ ߚЎ ᄬټҷۅ ᭄DŽ ᦣ Ẵ њ ᪃ ⒲ᄬݙ఼ټᆍՈ᪡ ⌕ ࣏ DŽẝϾ᪃ ⒲⌕ ࣏ Ёˈ ᇍѢ ⒲ᘏᰃܜ Ңࡿ ᳔ ᭄Ӯᝯࡴṁࠄࠡ ẕ Ոϔ൫ᄬ఼ټᓔྟˈབᵰ ੑ Ёˈ ৃҹ ָᄬ఼ټՈ᪃ ᕫ ৃ ࠄҷۅ ᭄ˈ৺߭ҷۅ ൫Ո ЁˈҢ໐ ҹᕫ ࠄᡅ໘ˊՈҷ ۅ᭄DŽẝϾࡼᗕ᪃ ⒲ẋ࣏ Ёˈ൫ϔႸϡ ӮỤ Ё Ոݙᆍϟϔ൫ᄬ఼ټЁՈݙᆍৃ ࿁ᄬϡ ϔႸˈẝٰᗕՈϡ ៤⒲LDŽԚ ᰃˈབᵰ ້݊ᅗ ϡ ࿁ᕫ ࠄ ϔᮍ ᇍᄬݙ఼ټᆍ ᮄ ৢ ՈݙᆍˈህӮߎɴ ϔႸᗻ⒲LDŽ
Core
Core
ݭϔ Ⴘ ᗻ ൟ ᔧ ᇍ ້Ёˈᮄ Ոҷۅ ЁՈҷۅ ᭄ẟᜐݭ᪡ Ոᯊˈབᵰ ҷ ۅ᭄Ꮖ ඓ ᭄Ӯᝯ ᮄ ࠄ ЁDŽᔧ݊ᅗ Ң ້ Ёᪿҷۅ ᭄Ոᯊ ˈӮָ Ң ້ ЁᪿপּᑨՈ ݙᆍˈབᵰ Ёᮄ Ոҷۅ ᭄ ᝯ ᮄ ࠄ ້ Ёˈ߭݊ᅗ ᪿপՈϡ ᰃ ᮄ ৢ ՈݙᆍˈህӮߎɴ ݭϔႸᗻՈ⒲LDŽ
Slave Slave C64x+ L1D L2 CACHE C64x+ L1P CACHE (L1P) DDR2 L1D L1P L1D L2 L2 1
C64x
K W W S I R F X V W L F R P F Q F Q J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
CACHE CACHE CACHE CACHE CACHE Core CACHE Core Core 1. Core 2. Core CACHE Core Core
Core
3.1 Core
3
ᪿϔ Ⴘ ᗻ ൟ
Core CACHE Core CACHE Master CACHE
ඝ ߎњ ᪿϔႸᗻՈ ൟ DŽẝϾ ൟ Ёˈ ϔႸᗻ⒲LՈᄬ প އѢЁ ᔞඃੱ༈ᣛ ߾ Ոৰ Ѡ ℹ᪡ ࿁৺ Ң Ёₑᮄ ᮄ ᭄ᪿ Пࠡᅠ ៤DŽབᵰ ϡ ࿁ˈ߭ӮỤ៤ ᪿপՈ᭄ϡ ᰃ݊ᅗ ৢ Ո ᭄ˈ໐ᰃॳ ᴹ ЁՈݙᆍˈҢ໐ᇐႸϔႸᗻՈ⒲LDŽ
Core
K W W S I R F X V W L F R P F Q F Q J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
ᜬ
1 C64x+
K W W S I R F X V W L F R P F Q FFra Baidu bibliotekQ J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
3 Core
Core
DDR2 L2 CACHE Master DDR2 Core L2 Core
3.2 Core
4
ݭϔ Ⴘ ᗻ ൟ
CACHE Master Master
ඝ ߎњ ݭϔႸᗻՈ ൟ DŽẝϾ ൟ Ёˈ ϔႸᗻ⒲LՈᄬ প އ ѢЁ ᔞඃੱ༈ᣛ ߾ Ոৰ Ѡ ℹ ᪡ ࿁৺݊ᅗ Ңᄬ఼ټЁ᭄ᪿ Пࠡᅠ ៤DŽབᵰ Ңᄬ఼ټЁᪿࠄՈ᭄ᰃॳ ᴹՈ ẋՈ᭄ˈҢ໐ᇐႸϔႸᗻՈ⒲LDŽ ᭄໐ϡ ᰃ ϡ ᮄ ࿁ˈӮỤ៤݊ᅗ
ḋċ ᯱĭḪ ༘ி ៥ Ӏ ܼ ˇ ตঝ Ё˄ԧ Ё᭛
GO
)ˈۅ
| | TI : ) | my.TI
Կᔩ
TI
Џ) ᭄ᄫ ֵ ো໘ˊ
DSP
>
>
D S P
ṗܹ݇ ⏲ ᄫ ṗ఼ܹ ӊ ൟ ো ᠔᳝Ո᧰௦ ᭄ᄫ ֵ ো໘ˊᡩः᭛ ত ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ
CACHE CACHE
CACHE
2. C64x+
TI C64x+ SCR
ᄬ఼ټඈ උ ᵘ
DSP IO sRIO Slave C64x+DSP C64x+DSP SCR Master Slave Master Core EDMA EMAC Master SCR Core DDR2 Slave DMA SCR Master 1 L1
> TI C 6 4 x + D S P C A C H E
GO
᭄ᄫᑇৄ ֵ ো໘ˊ ᪂ᩥᬃᣕ
DSP
ܹ⒬
TI C64x+ DSP CACHE
ϔႸᗻߚᵤϢම ᡸ
Core CACHE
້˖ᖋ Ꮂ Ҿ఼ ᡔᴃ ᑨϬᎹ ࣏ Ꮬ ᅟ ⋟
ᨬᡅ
᭄ᄫֵো໘ˊிඣЁˈ ᝯᑓ⊯ ϬѢᓹᜩ Ϣᄬ఼ټПⒸՈ Ёˈᄬϡ ৠିൟ ᄬ఼ټПⒸ᭄ᰃ৺ϔ ợ ᑺᏂ ᓖDŽ᭛ ₑߚᵤՈՓ Ϭẋ࣏ ႸՈ⒲LDŽᴀ ʌ ᗻ࿁ ி߫ Ё൫ ПⒸ᭄ ϔႸᗻ⒲Lҹঞ བԩ ẟᜐϔႸᗻමᡸDŽ
)ˈۅ
᪃ ⒲ ᄬ࣏ ⌕ ఼ټ
3. CACHE
2 Core
ϔႸᗻ⒲Lߚᵤ
Master CACHE CACHE CACHE CACHE CACHE
ӏ ԩ ᯊࠏˈ ້݊ᅗ ᪃ ⒲ᄬ఼ټЁ᭄ᯊˈϵ Ѣ Ոᄬ Ụ៤ϡ ࿁ᕫ ࠄ᳔ ẕ ᮄ ẋՈ᭄ˈህӮߎɴ ϔႸᗻ⒲LDŽ ᅗՈϟϔ൫ᄬ఼ټЁՈݙᆍϡ ϔ ϔϾĽ ᅮ ՈᯊⒸᇇೈˈݙ൫ Ⴘᰃℷ ᐌ ՈDŽЎ ՈϬᰃϔ↉ ᯊⒸݙᇚԢ ợ Ⓒᝯৢ ᄬ఼ټЁՈݙᆍႮ ࡼ ᨀ Ẕࠄʌ ợ Ո Ёₑ Փ ϬDŽᔧ ЁՈा න Ո᭄ ऴ Ϭ ЁՈݙᆍẟᜐ ༅ ᬜ ້ ಲ ݭՈ᪡ DŽ ༅ ᬜ ້ ಲ ݭ Ոᯊ ˈ ᠡ ᇚ ПࠡˈϔႸᰃℷ ЁՈݙᆍৃ ࿁Ϣĭ ˊᄬ఼ټЁՈݙᆍᰃϡ ϔႸՈDŽẝ Јᯊ ϔႸᗻ⒲LՈᦣ Ẵ ϡ ࣙ ℸ ିℷ ᐌ ᚙ ᗻՈϡ ᐌ ՈˈϞẴ މDŽ Ոᓩ ܹ ᰃЎњᦤ ʌ ᄬপ᭄Ո ᬜ ɋ ˈ᠔ ҹߎɴ ϔႸᗻ⒲ Lϔᅮ Ϣᪿҷۅᇍᄬ఼ټՈ᪃ ⒲᳝݇DŽ ᇍᄬ఼ټՈ᪃ ⒲ߚЎϸି˖ ᭄້˗ ݭҷ້ ۅ᭄DŽ ℸ ˈ ՈϔႸᗻ⒲LߚЎϸϾି˖ ᪿϔႸᗻ⒲L ݭϔ Ⴘᗻ⒲LDŽϟ☦ ϸϾᇣᅆЁˈߚ߿ᦣ Ẵ њẝϸᚙމՈ ൟ ˖
L1P CACHE L2 L2 DDR2 CAHCE L2 DDR2 L1P CACHE L1D Core DDR2 DDR2 Core L1P CACHE L1P CACHE Core Master L2 Core Core L1P CACHE L1D Core L1P L2 DDR2 L2 CACHE DDR2 / / / Core / Core CACHE DDR2 Core L2 CACHE / / /
Core L2 DDR2 L1 CACHE L2 DDR2 / L1 CACHE Master / / / / L1 CACHE L2 DDR2 L2 DDR2 Core
4 Core
Master
K W W S I R F X V W L F R P F Q F Q J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
CACHE TI C64x+ DSP CACHE
1.
ὖẴ
Core Core Core CACHE DMA Core Core Core DMA
Ў Ԣ ợ ᄬ఼ټПⒸՈḹṕˈ Ѣҷۅ᭄ՈᯊⒸा Ⓒ ּ݇ᗻˈҹഫ Ўऩ ԡ ϵ ܰ ӊ ࠊ ఼Ⴎࡼࡴṁ ᠔ ◄ᡅՈҷۅ᭄DŽབᵰ ᠔࿁ᕫ ᳝࣏ ࠄᄬ఼ټЁ᳔ ᑣ ᭄Ոᄬপ῁ϵ ᅠ ᰃᔧ᳝݊ᅗৃ ៤ˈ Ѣ ҹ ՈẔᜐᴎ ࠊ ˈ ྟඌ ᮄ Ո᭄DŽԚ ᬍᄬݙ఼ټᆍՈᾬ ӊᄬ ᯊˈ՟ Ոᄬ໐ᇐႸ བϡ ◄ᡅ ᑆ8Ոָ ᭄ᄬপ˄ ˅ᓩ᭄Ոɴᬥˈгህᰃ ᪢ ˈህৃ ࿁ߎɴϵ Ѣ ້ ϡ ࿁ᕫ ࠄ᳔ ᮄ ϔႸᗻՈ⒲LDŽ
)ˈۅ
ᪿϔ Ⴘ ᗻ ൟ ᇍ ݙᄬ ້ ᄬЁՈҷۅẟᜐᄬDŽᔧ ৰ ϔ ᇍ ້ ܰ ӊӮᇚ ЁՈҷۅẟᜐᪿ᪡ Ոᯊˈϵ Ѣҷۅϡ ЁDŽ ৃ ҹᕫЁˈࠄ ້ ЁՈҷۅᪿࠄ ᳔ ᮄ Ոҷˈۅϡ ᄬϔႸᗻՈ⒲LDŽ ℸ ৢ ˈབᵰ ݊ᅗ ᮄ ້ ЁՈҷˈۅЁˈ ✊ ৢ ℸᯊ ݡӮָ ᪿপҢ ℸᾬ ߚҷۅᯊˈӮথɴּᑨՈҷۅ Ꮖඓ ᄬ ЁᪿপҷۅDŽϵ Ѣ ϡ ࿁ᕫ ࠄ᳔ ᮄ Ոҷˈۅህߎɴњ ᪿϔႸᗻՈ⒲LDŽ ᪿϔႸᗻ⒲LՈ ॳ ˊ ּৠˈ া ᰃ ᄬՈᰃ ້ ЁՈ᭄DŽ ᇍ ЁՈҷۅ ᭄ẟᜐᄬˈᔧ ৰ ϔ ᇍ ЁՈҷ ۅ ᭄ẟᜐᪿ᪡ৃ ҹᕫ ˈẝᯊҷۅ ᭄ϡ᭄DŽПৢ ˈ݊ᅗ Ёˈ◄ᡅẟᜐ Ոࡴṁˈ ࠄ᳔ ᮄ Ոҷۅ ᇍ ЁՈҷ ᬍˈ ᰃₑᪿℸЁ᳔ ᾬ ߚҷۅ ᭄Ոᯊ ˈℸгᄬ ᪿࠄՈᰃᪿϔႸ ۅ᭄ẟᜐ ЁՈݙᆍ໐ϡ ᮄ Ոҷۅ ᭄ˈ ᗻՈ⒲LDŽ
1 C64x+ CACHE Line 32 64 L1P 32K 32K L1D L2 2 4 256K 128 C64x+ L1P L1D 32K CACHE L2 DDR2 Core C64x+ CACHE 2 L2 L1D 0K 4KB 8KB 16KB RAM CACHE L1P 32KB RAM L2 256K DDR2 L2 RAM Core / Core / Core Core / CACHE Core CACHE Core CACHE Master
ᇍʌ ᗻ࿁ ḌẟᜐњᬍẟˈՓ ݊ᗻ࿁ᦤ छ ˈࢴПЎ ḌDŽ Ѣ ḌᓔথՈ ᅳ ċ ˈ᠔ ᳝ᾬ ӊ῁ҹѸ ᤶตච˄ࣙ ᣀ ˅ЎḌᖗ Ả ϞՈᾬ ӊߚЎϸି˖ DŽ ǃ ᰻ᴹDŽ ҹঞ І Ո᭄Ӵ ᜐʌ ợ ṗ ˄DŽ ˅ˈ ᪂DŽ ৃ ҹָ Ởẋ থ᰻ࠄ ࣙ ᣀ ↣ϔϾ Ոݙᄬˈ ᄬҹঞ णࡽ ݊ᅗϡᅠ ࿁ ָ៤DŽℒ থ᰻᭄Ӵ ṗ Ո ᪂ˈ ПⒸՈ᭄Ӵ ṗ ˈ◄ᡅỞẋ Ѣ Ո᭄ ݠϞ᪪ ඊ ᦣ Ẵ њ Ո‑ า ǃ ՈᚙމDŽ ிඣՈᄬ఼ټḚ ˅ҷۅᄬ఼ټ བ ᠔ ߾ DŽᄬ఼ټᝯߚ៤њϝ ൫˖ৰ ϔ൫ᰃϬᄬټ ˈ ˗ৰ Ѡ ൫ᰃҷۅ᭄݅ ఼ࣙ˄ ᭄ᄬ˄఼ټ ˅˗ৰ ϝ ൫ᰃּᑨՈ ᾬ ᄬˈ఼ټЏ ᡅᰃ ࠊ ᄬ఼ټDŽ ǃ ៤DŽᜬ Ոᘏ ࡳ ࿁ߚ߿ϵ ࠊ ఼ǃ ఼ ࠊ ఼ᅠ њ ᑇ ৄ Ϟৃ ϬՈ ᚙމDŽ
7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
)ˈۅ
ᄬ ఼ټḚ Ľᗻ ିൟ ᇣ ᇣ ҷ ָ˗ۅ ᇘ ˗ ᳔ ᄫᅆ ᄫᅆ ᭄˗ Ჳ˗ ᪿߚ‑ ᳔ ᄫᅆ ᄫᅆ ҷۅǃ᭄˗ Ჳ˗ᪿ ‑ߚݭ᳔ ᄫᅆ ᄫᅆ ᑇ ৄ Ϟ Ϭᴹᄬټ ້ᄬҷ˗ۅ Ϭᴹᄬټ ້ᄬ᭄DŽ ᇣ῁ᰃ ᄫᅆˈৃ ҹߚ߿‑ า ǃ ǃ ǃ ້ Ў ˈ݊ԭ Ўҷۅ ᭄້ DŽЎ Ոᾬ ߚˈϬᴹᄬ Ո᭄ ʌ ҷۅDŽЎ Փ ᕫ ࿁ҹᕜ Ոợ ᑺ Ոᾬ ߚˈৃ ҹᄬ ⏲݇ټՈҷ້ ۅ᭄ ᑇ ৄ Ϟ ᄬৃ఼ټ ϬѢᄬټҷۅ᭄DŽ Ϟ᳔ ৃ ҹߚ‑ ᄫ ᅆ ᴹᄬ ЁՈ᭄ ҷۅDŽ Ё݊ԭ ᾬ ߚЎ ᄬټҷۅ ᭄DŽ ᦣ Ẵ њ ᪃ ⒲ᄬݙ఼ټᆍՈ᪡ ⌕ ࣏ DŽẝϾ᪃ ⒲⌕ ࣏ Ёˈ ᇍѢ ⒲ᘏᰃܜ Ңࡿ ᳔ ᭄Ӯᝯࡴṁࠄࠡ ẕ Ոϔ൫ᄬ఼ټᓔྟˈབᵰ ੑ Ёˈ ৃҹ ָᄬ఼ټՈ᪃ ᕫ ৃ ࠄҷۅ ᭄ˈ৺߭ҷۅ ൫Ո ЁˈҢ໐ ҹᕫ ࠄᡅ໘ˊՈҷ ۅ᭄DŽẝϾࡼᗕ᪃ ⒲ẋ࣏ Ёˈ൫ϔႸϡ ӮỤ Ё Ոݙᆍϟϔ൫ᄬ఼ټЁՈݙᆍৃ ࿁ᄬϡ ϔႸˈẝٰᗕՈϡ ៤⒲LDŽԚ ᰃˈབᵰ ້݊ᅗ ϡ ࿁ᕫ ࠄ ϔᮍ ᇍᄬݙ఼ټᆍ ᮄ ৢ ՈݙᆍˈህӮߎɴ ϔႸᗻ⒲LDŽ
Core
Core
ݭϔ Ⴘ ᗻ ൟ ᔧ ᇍ ້Ёˈᮄ Ոҷۅ ЁՈҷۅ ᭄ẟᜐݭ᪡ Ոᯊˈབᵰ ҷ ۅ᭄Ꮖ ඓ ᭄Ӯᝯ ᮄ ࠄ ЁDŽᔧ݊ᅗ Ң ້ Ёᪿҷۅ ᭄Ոᯊ ˈӮָ Ң ້ ЁᪿপּᑨՈ ݙᆍˈབᵰ Ёᮄ Ոҷۅ ᭄ ᝯ ᮄ ࠄ ້ Ёˈ߭݊ᅗ ᪿপՈϡ ᰃ ᮄ ৢ ՈݙᆍˈህӮߎɴ ݭϔႸᗻՈ⒲LDŽ
Slave Slave C64x+ L1D L2 CACHE C64x+ L1P CACHE (L1P) DDR2 L1D L1P L1D L2 L2 1
C64x
K W W S I R F X V W L F R P F Q F Q J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
CACHE CACHE CACHE CACHE CACHE Core CACHE Core Core 1. Core 2. Core CACHE Core Core
Core
3.1 Core
3
ᪿϔ Ⴘ ᗻ ൟ
Core CACHE Core CACHE Master CACHE
ඝ ߎњ ᪿϔႸᗻՈ ൟ DŽẝϾ ൟ Ёˈ ϔႸᗻ⒲LՈᄬ প އѢЁ ᔞඃੱ༈ᣛ ߾ Ոৰ Ѡ ℹ᪡ ࿁৺ Ң Ёₑᮄ ᮄ ᭄ᪿ Пࠡᅠ ៤DŽབᵰ ϡ ࿁ˈ߭ӮỤ៤ ᪿপՈ᭄ϡ ᰃ݊ᅗ ৢ Ո ᭄ˈ໐ᰃॳ ᴹ ЁՈݙᆍˈҢ໐ᇐႸϔႸᗻՈ⒲LDŽ
Core
K W W S I R F X V W L F R P F Q F Q J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
ᜬ
1 C64x+
K W W S I R F X V W L F R P F Q FFra Baidu bibliotekQ J H Q H U D O G R F V J H Q F R Q W H Q W W V S " F R Q W H Q W , G
7 , & [ ' 6 3 & $ & + ( ϔ Ⴘ ᗻ ߚ ᵤ Ϣම ᡸ 7 , F R P
3 Core
Core
DDR2 L2 CACHE Master DDR2 Core L2 Core
3.2 Core
4
ݭϔ Ⴘ ᗻ ൟ
CACHE Master Master
ඝ ߎњ ݭϔႸᗻՈ ൟ DŽẝϾ ൟ Ёˈ ϔႸᗻ⒲LՈᄬ প އ ѢЁ ᔞඃੱ༈ᣛ ߾ Ոৰ Ѡ ℹ ᪡ ࿁৺݊ᅗ Ңᄬ఼ټЁ᭄ᪿ Пࠡᅠ ៤DŽབᵰ Ңᄬ఼ټЁᪿࠄՈ᭄ᰃॳ ᴹՈ ẋՈ᭄ˈҢ໐ᇐႸϔႸᗻՈ⒲LDŽ ᭄໐ϡ ᰃ ϡ ᮄ ࿁ˈӮỤ៤݊ᅗ