OS-quick-abbreviation

OS-quick-abbreviation

Charles Lv7
  2023-03-30 22:24:14 2023-03-30 22:24:14 Created   2023-11-05 21:36:18 2023-11-05 21:36:18 Updated      2.4k Words  11 Mins  

通用缩写

本页单独撷取了部分极其常用的缩写及相关缩写片段

缩写 全称 备注
pa physical address
va virtual address
tf trap frame
asid address identifier
pgdir page_directory
off offset
ident identifier

IO 相关缩写对应表

缩写 全称 源文件 备注
outputk output (kernel) kern/printk.c
printk print (kernel) kern/printk.c
printcharc print char console include/drivers/console.h
scancharc scan char console include/drivers/console.h
fmt_callback_t format callback type include/print.h
vprintfmt variadic print format include/print.h

Elf 相关缩写对应表

Elf 全称为 Executable and Linkable Format ，在如下的缩写-全称对应中不做展开

ELF 数据类型相关缩写

缩写 全称 源文件 备注
Elf32_Half elf32 half word include/elf.h
Elf32_Sword elf32 signed word include/elf.h
Elf32_Xword elf32 extended word include/elf.h
Elf32_Sxword elf32 signed extended word include/elf.h
Elf32_Addr elf32 address include/elf.h
Elf32_Off elf32 offset include/elf.h
Elf32_Symndx elf32 symbol index include/elf.h

ELF Header结构体相关缩写

对于 elf 相关缩写，以 ‘e_’ 开头的常见缩写中 ‘e_’ 大部分表示 ‘elf’，由于篇幅限制，该类缩写部分省略

缩写 全称 源文件 备注
EI_NIDENT elf index number of identifier include/elf.h
e_phoff elf program offset include/elf.h Elf32_Ehdr 结构体成员
e_shoff elf section header offset include/elf.h Elf32_Ehdr 结构体成员
e_ehsize elf header size include/elf.h Elf32_Ehdr 结构体成员
e_phentsize elf program header table entry size include/elf.h Elf32_Ehdr 结构体成员
e_phnum elf program header table entry number include/elf.h Elf32_Ehdr 结构体成员
e_shentsize elf section header table entry size include/elf.h Elf32_Ehdr 结构体成员
e_shnum elf section header table entry number include/elf.h Elf32_Ehdr 结构体成员
e_shstrndx elf section header string table index include/elf.h Elf32_Ehdr 结构体成员
Elf32_Ehdr elf32 elf header include/elf.h
EI_MAG0 elf index magic 0 include/elf.h
ELFMAG0 elf magic 0 include/elf.h
EI_MAG1 elf index magic 1 include/elf.h
ELFMAG1 elf magic 1 include/elf.h
EI_MAG2 elf index magic 2 include/elf.h
ELFMAG2 elf magic 2 include/elf.h
EI_MAG3 elf index magic 3 include/elf.h
ELFMAG3 elf magic 3 include/elf.h

ELF Program Segment Header 结构体相关缩写

对于 elf 相关缩写，以 ‘p_’ 开头的常见缩写中 ‘p_’ 大部分表示 ‘program’ ，由于篇幅限制，该类缩写部分省略

缩写 全称 源文件 备注
p_vaddr program virtual address include/elf.h Elf32_Phdr 结构体成员
p_paddr program physical address include/elf.h Elf32_Phdr 结构体成员
p_filesz program file size include/elf.h Elf32_Phdr 结构体成员
p_memsz program memory size include/elf.h Elf32_Phdr 结构体成员
Elf32_Phdr elf32 program header include/elf.h

ELF 工具函数及宏相关缩写

缩写 全称 源文件 备注
elf_mapper_t elf mapper type include/elf.h
perm permission include/elf.h elf_mapper_t 函数指针形参
elf_load_seg elf load segment include/elf.h
ph program header include/elf.h elf_load_seg 函数形参
bin binary include/elf.h elf_load_seg 函数形参
ELF_FOREACH_PHDR_OFF elf for each program header offset include/elf.h
ph_off program header offset include/elf.h ELF_FOREACH_PHDR_OFF 宏参数
_ph_idx program header index include/elf.h ELF_FOREACH_PHDR_OFF 宏局部变量
bin_size binary file size lib/elfloader.c elf_load_seg 函数局部变量
sgsize segment size lib/elfloader.c elf_load_seg 函数局部变量

地址相关缩写对应表

缩写 全称 源文件 备注
KERNBASE kernel base include/mmu.h
KSTACKTOP kernel stack top include/mmu.h
ULIM user limit include/mmu.h
UVPT user virtual page table include/mmu.h
UPAGES user pages include/mmu.h
UENVS user envs include/mmu.h
UTOP user top include/mmu.h
UXSTACKTOP user exception stack top include/mmu.h
USTACKTOP user stack top include/mmu.h
UTEXT user text include/mmu.h
UCOW user copy on write include/mmu.h
UTEMP user temp include/mmu.h
PADDR physical address include/mmu.h
KADDR kernal address include/mmu.h
TRUP truncate user pointer include/mmu.h

内存管理相关缩写对应表

缩写 全称 源文件 备注
pp_ref physical page reference include/pmap.h Page 结构体成员
page2ppn page to physical page number include/pmap.h
pp physical page include/pmap.h page2ppn 函数形参
page2pa page to physical address include/pmap.h
pa2page physical address to page include/pmap.h
page2kva page to kernel virtual address include/pmap.h
va2page virtual address to page include/pmap.h
page_decref page decrease reference include/pmap.h
BY2PG bytes to per page include/mmu.h
PDMAP page directory map include/mmu.h
PGSHIFT page shift include/mmu.h
PDSHIFT page directory shift include/mmu.h
PDX page directory index include/mmu.h
PTX page table index include/mmu.h
PTE_ADDR page table entry address include/mmu.h
PPN physical page number include/mmu.h
VPN virtual page number include/mmu.h
PTE_G page table entry global include/mmu.h
PTE_V page table entry valid include/mmu.h
PTE_D page table entry dirty include/mmu.h
PTE_N page table entry uncacheable include/mmu.h
PTE_COW page table entry copy on write include/mmu.h
PTE_LIBRARY page table entry library include/mmu.h 实际上是共享页面的意思
npage number of page include/mmu.h
Pde page directory entry include/mmu.h
Pte page table entry include/mmu.h
freemem free memory kern/pmap.c
ppte pointer to page table entry kern/pmap.c pgdir_walk 函数形参
pgdir_entryp page directory entry pointer kern/pmap.c pgdir_walk 函数局部变量
fl free list kern/pmap.c physical_memory_manage_check 函数局部变量

进程控制相关缩写对应表

env 全称为 environment ，是本实验系统中的进程控制块，在如下的缩写-全称对应中不做展开

缩写 全称 源文件 备注
LOG2NENV log2 number of env include/env.h
NENV number of env include/env.h
ENVX env index include/env.h
curenv current env include/env.h
env_sched_list env schedule list include/env.h

错误相关缩写对应表

在本节中，E_ 开头表示 error ，在如下的缩写-全称对应中不做展开

对于各错误的详细含义，请参照代码中的注释加以理解。

缩写 全称 源文件 备注
E_INVAL E invalid parameter include/error.h
E_NO_MEM E no (more) memory include/error.h
E_NO_SYS E no(/invalid) system call include/error.h
E_NOT_EXEC E (file is) not executable include/error.h

基础数据类型相关缩写对应表

缩写 全称 源文件 备注
u_char unsigned char include/types.h
u_short unsigned short include/types.h
u_int unsigned int include/types.h
u_long unsigned long include/types.h

设备相关缩写对应表

dev 全称为 device，在如下的缩写-全称对应中不做展开。

在本节中，大量缩写经常作为其他缩写的一部分被反复使用，受限于篇幅，我们仅提取其中较为关键的部分予以说明。

console

缩写 全称 源文件 备注
cons console include/drivers/dev_cons.h 本文件中定义的四个宏不再做展开

ethernet

缩写 全称 源文件 备注
ether ethernet include/drivers/dev_ether.h
RX receive include/drivers/dev_fb.h
TX transmit include/drivers/dev_fb.h

framebuffer

缩写 全称 源文件 备注
fb framebuffer include/drivers/dev_fb.h
CTRL controller include/drivers/dev_fb.h

multiprocessor

缩写 全称 源文件 备注
mp multiprocessor include/drivers/dev_mp.h
WHOAMI who am I include/drivers/dev_mp.h
NCPUS number of CPUs include/drivers/dev_mp.h
IPI Inter-Processor Interrupt include/drivers/dev_mp.h 处理器间中断

Real-Time Clock

缩写 全称 源文件 备注
rtc real-time clock include/drivers/dev_rtc.h
SEC second include/drivers/dev_rtc.h
USEC user second include/drivers/dev_rtc.h
ACK acknowledge include/drivers/dev_rtc.h

系统调用相关缩写对应表

sys 全称为 system call，在如下的缩写-全称对应中不做展开

缩写 全称 源文件 备注
sys_print_cons sys print console kern/syscall_all.c
sys_mem_alloc sys memory alloc kern/syscall_all.c
sys_mem_map sys memory map kern/syscall_all.c
sys_mem_unmap sys memory unmap kern/syscall_all.c

用户缩写相关对应表

缩写 全称 源文件 备注
vpt virtual page table user/include/lib.h
vpd virtual page directory user/include/lib.h
ctemp copy temp user/lib/spawn.c init_stack 函数局部变量
pargv_ptr (to be) passed argument vector pointer user/lib/spawn.c init_stack 函数局部变量
spawnl spawn list user/lib/spawn.c
duppage duplicate page user/lib/fork.c
req request user/include/fsreq.h
fsreq file system request user/include/fsreq.h
ipc Inter-Process Communication user/lib/ipc.c 进程间通信
fsipc file system Inter-Process Communication user/lib/fsipc.c

文件相关缩写对应表

与文件相关的缩写数量较多，本节将按文件予以简单划分，具体含义请结合代码中注释及指导书进行理解

下表对文件相关缩写中的部分常用缩写单独列出，在如下的缩写-全称中不做展开

缩写 全称 备注
fs file system
fd file descriptor
ide Integrated Drive Electronics
stat status 指文件的相关信息

fs/ide.c

缩写 全称 源文件 备注
diskno disk number fs/ide.c ide_read 函数形参
secno sector number fs/ide.c ide_read 函数形参，表示起始扇区号
nsecs number of sectors fs/ide.c ide_read 函数形参，表示要读取的扇区数目

fs/fs.c

缩写 全称 源文件 备注
nbitmap number of bitmap fs/fs.c
diskaddr disk address fs/fs.c
blockno block number fs/fs.c diskaddr 函数形参

fs/serv.c

缩写 全称 源文件 备注
o_ff (struct open) file fd fs/serv.c Open 结构体成员
opentab open table fs/serv.c
REQVA request virtual address fs/serv.c

fs/serv.h

缩写 全称 源文件 备注
PTE_DIRTY page table entry dirty fs/serv.h 注意与PTE_D （可写权限位）区分
DISKNO disk number fs/serv.h
BY2SECT byte to sector fs/serv.h
SECT2BLK sector to block fs/serv.h

user/include/fs.h

缩写 全称 源文件 备注
BY2BLK byte to block user/include/fs.h
BIT2BLK bit to block user/include/fs.h
MAXNAMELEN max name length user/include/fs.h
MAXPATHLEN max path name length user/include/fs.h
NDIRECT number of direct user/include/fs.h
NINDIRECT number of indirect user/include/fs.h
BY2FILE byte to file user/include/fs.h
FILE2BLK file to block user/include/fs.h
FTYPE_REG file type regular file user/include/fs.h
FTYPE_DIR file type directory user/include/fs.h
FS_MAGIC file system magic user/include/fs.h
s_nblocks (struct super) number of blocks user/include/fs.h

user/include/fd.h

缩写 全称 源文件 备注
INDEX2FD index to fd user/include/fd.h
INDEX2DATA index to data user/include/fd.h
fd_omode (struct fd) open mode user/include/fd.h Fd 结构体成员
MAXFD max fd user/include/fd.h 最大文件描述符的数量
dev_stat device status user/include/fd.h Dev 结构体成员
st_isdir (struct stat) is directory user/include/fd.h Stat 结构体成员

user/lib/file.c

缩写 全称 源文件 备注
ffd file fd user/lib/file.c file_close 函数局部变量
ftruncate file truncate user/lib/file.c

user/lib/fd.c

缩写 全称 源文件 备注
fdno fd number user/lib/fd.c fd_alloc 函数局部变量
fdnum fd number user/lib/fd.c fd_lookup 函数形参
dup duplicate user/lib/fd.c
readn read n bytes user/lib/fd.c
fstat file status user/lib/fd.c
  • Title: OS-quick-abbreviation
  • Author: Charles
  • Created at : 2023-03-30 22:24:14
  • Updated at : 2023-11-05 21:36:18
  • Link: https://charles2530.github.io/2023/03/30/os-quick-abbreviation/
  • License: This work is licensed under CC BY-NC-SA 4.0.
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On this page
OS-quick-abbreviation
  1. 通用缩写
  2. IO 相关缩写对应表
  3. Elf 相关缩写对应表
    1. ELF 数据类型相关缩写
    2. ELF Header结构体相关缩写
    3. ELF Program Segment Header 结构体相关缩写
    4. ELF 工具函数及宏相关缩写
  4. 地址相关缩写对应表
  5. 内存管理相关缩写对应表
  6. 进程控制相关缩写对应表
  7. 错误相关缩写对应表
  8. 基础数据类型相关缩写对应表
  9. 设备相关缩写对应表
    1. console
    2. ethernet
    3. framebuffer
    4. multiprocessor
    5. Real-Time Clock
  10. 系统调用相关缩写对应表
  11. 用户缩写相关对应表
  12. 文件相关缩写对应表
    1. fs/ide.c
    2. fs/fs.c
    3. fs/serv.c
    4. fs/serv.h
    5. user/include/fs.h
    6. user/include/fd.h
    7. user/lib/file.c
    8. user/lib/fd.c