]> git.kernelconcepts.de Git - karo-tx-linux.git/commitdiff
Documentation:Update Documentation/zh_CN/arm64/memory.txt
authorFu Wei <wefu@redhat.com>
Tue, 28 Jan 2014 12:14:29 +0000 (20:14 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 7 Feb 2014 23:24:31 +0000 (15:24 -0800)
This is a update of Chinese documentation:Documentation/zh_CN/arm64/memory.txt

It is based on the modifications of Documentation/arm64/memory.txt in submission:
"2475ff9d", "847264fb", "aa4a73a0", "e29a074b".

Update maintainer's Email address.

Signed-off-by: Fu Wei <wefu@redhat.com>
Acked-by: Harry Wei <harryxiyou@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Documentation/zh_CN/arm64/memory.txt

index a5f6283829f9c90bb9d3de64d414589192d01788..a782704c1cb59ab868de82d573291ac8780f6297 100644 (file)
@@ -7,7 +7,7 @@ help.  Contact the Chinese maintainer if this translation is outdated
 or if there is a problem with the translation.
 
 Maintainer: Catalin Marinas <catalin.marinas@arm.com>
-Chinese maintainer: Fu Wei <tekkamanninja@gmail.com>
+Chinese maintainer: Fu Wei <wefu@redhat.com>
 ---------------------------------------------------------------------
 Documentation/arm64/memory.txt 的中文翻译
 
@@ -16,9 +16,9 @@ Documentation/arm64/memory.txt 的中文翻译
 译存在问题,请联系中文版维护者。
 
 英文版维护者: Catalin Marinas <catalin.marinas@arm.com>
-中文版维护者: 傅炜  Fu Wei <tekkamanninja@gmail.com>
-中文版翻译者: 傅炜  Fu Wei <tekkamanninja@gmail.com>
-中文版校译者: 傅炜  Fu Wei <tekkamanninja@gmail.com>
+中文版维护者: 傅炜  Fu Wei <wefu@redhat.com>
+中文版翻译者: 傅炜  Fu Wei <wefu@redhat.com>
+中文版校译者: 傅炜  Fu Wei <wefu@redhat.com>
 
 以下为正文
 ---------------------------------------------------------------------
@@ -41,7 +41,7 @@ AArch64 Linux 使用页大小为 4KB 的 3 级转换表配置,对于用户和
 TTBR1 中,且从不写入 TTBR0。
 
 
-AArch64 Linux 内存布局:
+AArch64 Linux å\9c¨é¡µå¤§å°\8f为 4KB æ\97¶ç\9a\84å\86\85å­\98å¸\83å±\80ï¼\9a
 
 起始地址                   结束地址                    大小          用途
 -----------------------------------------------------------------------
@@ -55,15 +55,42 @@ ffffffbc00000000    ffffffbdffffffff           8GB          vmemmap
 
 ffffffbe00000000       ffffffbffbbfffff          ~8GB          [防护页,未来用于 vmmemap]
 
+ffffffbffbc00000       ffffffbffbdfffff           2MB          earlyprintk 设备
+
 ffffffbffbe00000       ffffffbffbe0ffff          64KB          PCI I/O 空间
 
-ffffffbbffff0000       ffffffbcffffffff          ~2MB          [防护页]
+ffffffbffbe10000       ffffffbcffffffff          ~2MB          [防护页]
 
 ffffffbffc000000       ffffffbfffffffff          64MB          模块
 
 ffffffc000000000       ffffffffffffffff         256GB          内核逻辑内存映射
 
 
+AArch64 Linux 在页大小为 64KB 时的内存布局:
+
+起始地址                   结束地址                    大小          用途
+-----------------------------------------------------------------------
+0000000000000000       000003ffffffffff           4TB          用户空间
+
+fffffc0000000000       fffffdfbfffeffff          ~2TB          vmalloc
+
+fffffdfbffff0000       fffffdfbffffffff          64KB          [防护页]
+
+fffffdfc00000000       fffffdfdffffffff           8GB          vmemmap
+
+fffffdfe00000000       fffffdfffbbfffff          ~8GB          [防护页,未来用于 vmmemap]
+
+fffffdfffbc00000       fffffdfffbdfffff           2MB          earlyprintk 设备
+
+fffffdfffbe00000       fffffdfffbe0ffff          64KB          PCI I/O 空间
+
+fffffdfffbe10000       fffffdfffbffffff          ~2MB          [防护页]
+
+fffffdfffc000000       fffffdffffffffff          64MB          模块
+
+fffffe0000000000       ffffffffffffffff           2TB          内核逻辑内存映射
+
+
 4KB 页大小的转换表查找:
 
 +--------+--------+--------+--------+--------+--------+--------+--------+
@@ -91,3 +118,10 @@ ffffffc000000000    ffffffffffffffff         256GB          内核逻辑内存映射
  |                 |    +--------------------------> [41:29] L2 索引 (仅使用 38:29 )
  |                 +-------------------------------> [47:42] L1 索引 (未使用)
  +-------------------------------------------------> [63] TTBR0/1
+
+当使用 KVM 时, 管理程序(hypervisor)在 EL2 中通过相对内核虚拟地址的
+一个固定偏移来映射内核页(内核虚拟地址的高 24 位设为零):
+
+起始地址                   结束地址                    大小          用途
+-----------------------------------------------------------------------
+0000004000000000       0000007fffffffff         256GB          在 HYP 中映射的内核对象