copy lab1
This commit is contained in:
ridethepig
parent
8042c522cd
commit
8ff1943441
18
boot.asm
Normal file
18
boot.asm
Normal file
@ -0,0 +1,18 @@
|
||||
org 0x7c00 ; 告诉编译器程序加载到7c00处
|
||||
mov ax, cs
|
||||
mov ds, ax
|
||||
mov es, ax
|
||||
call DispStr ; 调用显示字符串例程
|
||||
jmp $ ; 无限循环
|
||||
DispStr:
|
||||
mov ax, BootMessage
|
||||
mov bp, ax ; ES:BP = 串地址
|
||||
mov cx, 16 ; CX = 串长度
|
||||
mov ax, 01301h ; AH = 13, AL = 01h
|
||||
mov bx, 000ch ; 页号为0(BH = 0) 黑底红字(BL = 0Ch,高亮)
|
||||
mov dl, 0
|
||||
int 10h ; 10h 号中断
|
||||
ret
|
||||
BootMessage: db "Hello, OS world!"
|
||||
times 510-($-$$) db 0 ; 填充剩下的空间，使生成的二进制代码恰好为512字节
|
||||
dw 0xaa55 ; 结束标志
|
||||
192
i386-32bit.xml
Normal file
192
i386-32bit.xml
Normal file
@ -0,0 +1,192 @@
|
||||
<?xml version="1.0"?>
|
||||
<!-- Copyright (C) 2010-2017 Free Software Foundation, Inc.
|
||||
|
||||
Copying and distribution of this file, with or without modification,
|
||||
are permitted in any medium without royalty provided the copyright
|
||||
notice and this notice are preserved. -->
|
||||
|
||||
<!-- I386 with SSE -->
|
||||
|
||||
<!DOCTYPE target SYSTEM "gdb-target.dtd">
|
||||
<feature name="org.gnu.gdb.i386.core">
|
||||
<flags id="i386_eflags" size="4">
|
||||
<field name="" start="22" end="31"/>
|
||||
<field name="ID" start="21" end="21"/>
|
||||
<field name="VIP" start="20" end="20"/>
|
||||
<field name="VIF" start="19" end="19"/>
|
||||
<field name="AC" start="18" end="18"/>
|
||||
<field name="VM" start="17" end="17"/>
|
||||
<field name="RF" start="16" end="16"/>
|
||||
<field name="" start="15" end="15"/>
|
||||
<field name="NT" start="14" end="14"/>
|
||||
<field name="IOPL" start="12" end="13"/>
|
||||
<field name="OF" start="11" end="11"/>
|
||||
<field name="DF" start="10" end="10"/>
|
||||
<field name="IF" start="9" end="9"/>
|
||||
<field name="TF" start="8" end="8"/>
|
||||
<field name="SF" start="7" end="7"/>
|
||||
<field name="ZF" start="6" end="6"/>
|
||||
<field name="" start="5" end="5"/>
|
||||
<field name="AF" start="4" end="4"/>
|
||||
<field name="" start="3" end="3"/>
|
||||
<field name="PF" start="2" end="2"/>
|
||||
<field name="" start="1" end="1"/>
|
||||
<field name="CF" start="0" end="0"/>
|
||||
</flags>
|
||||
|
||||
<reg name="eax" bitsize="32" type="int32" regnum="0"/>
|
||||
<reg name="ecx" bitsize="32" type="int32"/>
|
||||
<reg name="edx" bitsize="32" type="int32"/>
|
||||
<reg name="ebx" bitsize="32" type="int32"/>
|
||||
<reg name="esp" bitsize="32" type="data_ptr"/>
|
||||
<reg name="ebp" bitsize="32" type="data_ptr"/>
|
||||
<reg name="esi" bitsize="32" type="int32"/>
|
||||
<reg name="edi" bitsize="32" type="int32"/>
|
||||
|
||||
<reg name="eip" bitsize="32" type="code_ptr"/>
|
||||
<reg name="eflags" bitsize="32" type="i386_eflags"/>
|
||||
|
||||
<reg name="cs" bitsize="32" type="int32"/>
|
||||
<reg name="ss" bitsize="32" type="int32"/>
|
||||
<reg name="ds" bitsize="32" type="int32"/>
|
||||
<reg name="es" bitsize="32" type="int32"/>
|
||||
<reg name="fs" bitsize="32" type="int32"/>
|
||||
<reg name="gs" bitsize="32" type="int32"/>
|
||||
|
||||
<!-- Segment descriptor caches and TLS base MSRs -->
|
||||
|
||||
<!--reg name="cs_base" bitsize="32" type="int32"/>
|
||||
<reg name="ss_base" bitsize="32" type="int32"/>
|
||||
<reg name="ds_base" bitsize="32" type="int32"/>
|
||||
<reg name="es_base" bitsize="32" type="int32"/-->
|
||||
<reg name="fs_base" bitsize="32" type="int32"/>
|
||||
<reg name="gs_base" bitsize="32" type="int32"/>
|
||||
<reg name="k_gs_base" bitsize="32" type="int32"/>
|
||||
|
||||
<flags id="i386_cr0" size="4">
|
||||
<field name="PG" start="31" end="31"/>
|
||||
<field name="CD" start="30" end="30"/>
|
||||
<field name="NW" start="29" end="29"/>
|
||||
<field name="AM" start="18" end="18"/>
|
||||
<field name="WP" start="16" end="16"/>
|
||||
<field name="NE" start="5" end="5"/>
|
||||
<field name="ET" start="4" end="4"/>
|
||||
<field name="TS" start="3" end="3"/>
|
||||
<field name="EM" start="2" end="2"/>
|
||||
<field name="MP" start="1" end="1"/>
|
||||
<field name="PE" start="0" end="0"/>
|
||||
</flags>
|
||||
|
||||
<flags id="i386_cr3" size="4">
|
||||
<field name="PDBR" start="12" end="31"/>
|
||||
<!--field name="" start="3" end="11"/>
|
||||
<field name="WT" start="2" end="2"/>
|
||||
<field name="CD" start="1" end="1"/>
|
||||
<field name="" start="0" end="0"/-->
|
||||
<field name="PCID" start="0" end="11"/>
|
||||
</flags>
|
||||
|
||||
<flags id="i386_cr4" size="4">
|
||||
<field name="VME" start="0" end="0"/>
|
||||
<field name="PVI" start="1" end="1"/>
|
||||
<field name="TSD" start="2" end="2"/>
|
||||
<field name="DE" start="3" end="3"/>
|
||||
<field name="PSE" start="4" end="4"/>
|
||||
<field name="PAE" start="5" end="5"/>
|
||||
<field name="MCE" start="6" end="6"/>
|
||||
<field name="PGE" start="7" end="7"/>
|
||||
<field name="PCE" start="8" end="8"/>
|
||||
<field name="OSFXSR" start="9" end="9"/>
|
||||
<field name="OSXMMEXCPT" start="10" end="10"/>
|
||||
<field name="UMIP" start="11" end="11"/>
|
||||
<field name="LA57" start="12" end="12"/>
|
||||
<field name="VMXE" start="13" end="13"/>
|
||||
<field name="SMXE" start="14" end="14"/>
|
||||
<field name="FSGSBASE" start="16" end="16"/>
|
||||
<field name="PCIDE" start="17" end="17"/>
|
||||
<field name="OSXSAVE" start="18" end="18"/>
|
||||
<field name="SMEP" start="20" end="20"/>
|
||||
<field name="SMAP" start="21" end="21"/>
|
||||
<field name="PKE" start="22" end="22"/>
|
||||
</flags>
|
||||
|
||||
<flags id="i386_efer" size="8">
|
||||
<field name="TCE" start="15" end="15"/>
|
||||
<field name="FFXSR" start="14" end="14"/>
|
||||
<field name="LMSLE" start="13" end="13"/>
|
||||
<field name="SVME" start="12" end="12"/>
|
||||
<field name="NXE" start="11" end="11"/>
|
||||
<field name="LMA" start="10" end="10"/>
|
||||
<field name="LME" start="8" end="8"/>
|
||||
<field name="SCE" start="0" end="0"/>
|
||||
</flags>
|
||||
|
||||
<reg name="cr0" bitsize="32" type="i386_cr0"/>
|
||||
<reg name="cr2" bitsize="32" type="int32"/>
|
||||
<reg name="cr3" bitsize="32" type="i386_cr3"/>
|
||||
<reg name="cr4" bitsize="32" type="i386_cr4"/>
|
||||
<reg name="cr8" bitsize="32" type="int32"/>
|
||||
<reg name="efer" bitsize="32" type="i386_efer"/>
|
||||
|
||||
<reg name="st0" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st1" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st2" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st3" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st4" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st5" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st6" bitsize="80" type="i387_ext"/>
|
||||
<reg name="st7" bitsize="80" type="i387_ext"/>
|
||||
|
||||
<reg name="fctrl" bitsize="32" type="int" group="float"/>
|
||||
<reg name="fstat" bitsize="32" type="int" group="float"/>
|
||||
<reg name="ftag" bitsize="32" type="int" group="float"/>
|
||||
<reg name="fiseg" bitsize="32" type="int" group="float"/>
|
||||
<reg name="fioff" bitsize="32" type="int" group="float"/>
|
||||
<reg name="foseg" bitsize="32" type="int" group="float"/>
|
||||
<reg name="fooff" bitsize="32" type="int" group="float"/>
|
||||
<reg name="fop" bitsize="32" type="int" group="float"/>
|
||||
<!--/feature>
|
||||
<feature name="org.gnu.gdb.i386.32bit.sse"-->
|
||||
<vector id="v4f" type="ieee_single" count="4"/>
|
||||
<vector id="v2d" type="ieee_double" count="2"/>
|
||||
<vector id="v16i8" type="int8" count="16"/>
|
||||
<vector id="v8i16" type="int16" count="8"/>
|
||||
<vector id="v4i32" type="int32" count="4"/>
|
||||
<vector id="v2i64" type="int64" count="2"/>
|
||||
<union id="vec128">
|
||||
<field name="v4_float" type="v4f"/>
|
||||
<field name="v2_double" type="v2d"/>
|
||||
<field name="v16_int8" type="v16i8"/>
|
||||
<field name="v8_int16" type="v8i16"/>
|
||||
<field name="v4_int32" type="v4i32"/>
|
||||
<field name="v2_int64" type="v2i64"/>
|
||||
<field name="uint128" type="uint128"/>
|
||||
</union>
|
||||
<flags id="i386_mxcsr" size="4">
|
||||
<field name="IE" start="0" end="0"/>
|
||||
<field name="DE" start="1" end="1"/>
|
||||
<field name="ZE" start="2" end="2"/>
|
||||
<field name="OE" start="3" end="3"/>
|
||||
<field name="UE" start="4" end="4"/>
|
||||
<field name="PE" start="5" end="5"/>
|
||||
<field name="DAZ" start="6" end="6"/>
|
||||
<field name="IM" start="7" end="7"/>
|
||||
<field name="DM" start="8" end="8"/>
|
||||
<field name="ZM" start="9" end="9"/>
|
||||
<field name="OM" start="10" end="10"/>
|
||||
<field name="UM" start="11" end="11"/>
|
||||
<field name="PM" start="12" end="12"/>
|
||||
<field name="FZ" start="15" end="15"/>
|
||||
</flags>
|
||||
|
||||
<reg name="xmm0" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm1" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm2" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm3" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm4" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm5" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm6" bitsize="128" type="vec128"/>
|
||||
<reg name="xmm7" bitsize="128" type="vec128"/>
|
||||
|
||||
<reg name="mxcsr" bitsize="32" type="i386_mxcsr" group="vector"/>
|
||||
</feature>
|
||||
1
target.xml
Normal file
1
target.xml
Normal file
@ -0,0 +1 @@
|
||||
<?xml version="1.0"?><!DOCTYPE target SYSTEM "gdb-target.dtd"><target><architecture>i8086</architecture><xi:include href="i386-32bit.xml"/></target>
|
||||
Loading…
Reference in New Issue
Block a user