[core]-ARM Core的分类和总结

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个人博客笔记导读目录(全部)

• 付费专栏-付费课程 【购买须知】:
• 【精选】ARMv8/ARMv9架构入门到精通-[目录]

1、A77

(1)、基本信息

• a high-performance and low-power Arm product
• armv8.5
• CPU interface : gicv4

(2)、cache/TLB

L1 d-TLB 48-entry fully associative，支持4KB, 16KB, 64KB, 2MB, and 512MB的页面
L1 i-TLB 48-entry fully associative，支持4KB, 16KB, 64KB, 2MB, and 32MB的页面
L2 TLB 5-way set associative,1280-entry,支持4KB, 16KB, 64KB, 2MB, 32MB,512MB, and 1GB的BLOCK size
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L1 d-cache 64KB, 4-way set associative, 64-byte cache lines
L1 i-ache 64KB, 4-way set associative, 64-byte cache lines
L2 cache 8-way set associative, 可选128KB, 256KB, or 512KB

1、A76

(1)、基本信息

• a high-performance and low-power Arm product
• armv8.5
• CPU interface : gicv4

(2)、cache/TLB

L1 d-TLB 48-entry fully associative，支持4KB, 16KB, 64KB, 2MB, and 512MB的页面
L1 i-TLB 48-entry fully associative，支持4KB, 16KB, 64KB, 2MB, and 32MB的页面
L2 TLB 5-way set associative,1280-entry,支持4KB, 16KB, 64KB, 2MB, 32MB,512MB, and 1GB的BLOCK size
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L1 d-cache 64KB, 4-way set associative, 64-byte cache lines
L1 i-ache 64KB, 4-way set associative, 64-byte cache lines
L2 cache 8-way set associative, 可选128KB, 256KB, or 512KB

3、A53

(1)、基本信息

• a mid-range, low-power processor
• armv8
• CPU interface : gicv4
• 上市时间：2013-2014

(2)、cache/TLB

Micro TLB : instruction and data TLB 各有10个entries，全相连
Main TLB : 512-entry, 4-way set-associative, 不支持1GB的block size，如果访问1GB,则会拆分成两个512M执行

L1 d-cache 4-way set associative, 64-byte cache lines, 可选8K/16K/32K/64K
L1 i-ache 2-way set associative, 64-byte cache lines, 可选8K/16K/32K/64K
L2 cache 16-way set associative,64-byte cache lines, 可选128KB, 256KB, 512KB, 1MB and 2MB

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