a little tool used to check your uefi system.
一个简单的小工具用来访问uefi系统的各种资源。刚接触这方面的东西，希望有疏漏错误的地方多多交流指正，谢谢。
1.mem(memory)
(1)mem
(2)mem r(read) hex(address)
(3)mem r(read) hex(address) hex(count)
(4)mem w(write) hex(address) hex(value)
2.mmio
(1)mmio
1)-mmio
(2)mmio r hex(address)
1)-mmio r 0
(3)mmio r hex(address) hex(count)
1)-mmio r ffff 20
(4)mmio w hex(address) hex(value)
1)-mmio w 0 ff
3.io
(1)io
1)-io
(2)io r hex(address)
1)-mmio r 0
(3)io r hex(address) hex(count)
1)-mmio r ffff 20
(4)io w hex(address) hex(value)
1)-mmio w 80 aa
4.pci
(1)pci
(2)pci r bbddffrr(bus,device,function,register) hex(count)
BusNum = 00;
DeviceNum = 03;
FunctionNum = 00;
RegisterIndex = 00;
(3)pci w bbddffrr(bus,device,function,register) hex(value)
BusNum = 00;
DeviceNum = 03;
FunctionNum = 00;
RegisterOffset = C0;
Value = FF;
5.isa
(1)isa r iiiiddddrrrr(index port,data port, register offset)
IndexPort = 0070;
DataPort = 0071;
RegisterOffset = 0000;
(2)isa w iiiiddddrrrr(index port,data port,register offset) hex(value)
IndexPort = 0070;
DataPort = 0071;
RegisterOffset = 0050;
Value = AA;
6.msr
(1)msr r hex(address)
(2)msr w hex(address) hex(value)
7.smbo
(1)smbo h(handle) hex(handle number)
(2)smbo t(type) hex(type number) hex(instance number)
8.kbc
9.usb
10.cpuid
(1)cpuid r hex(address)
11.acpi
(1)acpi rsdp
(2)acpi rsdt
(3)acpi xsdt
12.spd
13.ls
(1)ls var
(2)ls bootdev
(3)ls pci
(4)ls handle
1)ls handle
2)ls handle guid(xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx)
(5)ls devpath
1)ls devpath handle(xxxxxxxx)
(6)ls disk
build 编译
1.VS2012_WDX_ENU.iso
2.nasm-2.15.05-installer-x64.exe
3.edk2-UDK2015.zip
(1)GIT: f0c97b7716ce92f1fc657f87f29bcc9170e5eb1f https://github.com/tianocore/edk2-BaseTools-win32.git
4.set NASM_PREFIX=C:\Program Files\NASM\
5.Edk2Setup.bat --nt32 x64
6.在ShellPkg.dec里的[Includes]中添加"Library"
7.build -t VS2012x86 -a X64 -p MyPkg\MyPkg.dsc