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From: "Andrew Fish" <afish@apple.com>
Message-id: <6F103736-341C-44C8-93B9-DEAA703857EA@apple.com>
Subject: Re: [edk2-devel] Remove debug strings from OVMF.fd
Date: Wed, 17 Apr 2019 10:35:49 -0700
In-reply-to: 
 <4A89E2EF3DFEDB4C8BFDE51014F606A14E42A041@SHSMSX104.ccr.corp.intel.com>
Cc: "pedroyossis@gmail.com" <pedroyossis@gmail.com>
To: devel@edk2.groups.io, Liming Gao <liming.gao@intel.com>
References: 
 <CAJhsXKwgdALQR1LDmtXadujm_cXZ3WkB0SKHLBw6b1Ty1nkM+w@mail.gmail.com>
 <4A89E2EF3DFEDB4C8BFDE51014F606A14E42A041@SHSMSX104.ccr.corp.intel.com>
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> On Apr 16, 2019, at 11:52 PM, Liming Gao <liming.gao@intel.com> wrote:
>=20
> <my-edk2-folder>/Build/OvmfX64/RELEASE_GCC5/X64/MdeModulePkg/Application=
/UiApp/UiApp/DEBUG/UiApp.dll is generated by GenFw tool. When GenFw tool co=
nvert ELF image to EFI image, it inserts the debug entry with the below str=
ing.
> =C2=A0 <>
Liming,

Is there a way to turn it off? Does it follow the -g flag passed to the co=
mpiler? Can you post process with GenFw --zero to remove it?=20

Thanks,

Andrew Fish


> Thanks
> Liming
>  <>From: devel@edk2.groups.io <mailto:devel@edk2.groups.io> [mailto:deve=
l@edk2.groups.io <mailto:devel@edk2.groups.io>] On Behalf Of Pedro Barbosa
> Sent: Tuesday, April 16, 2019 11:46 PM
> To: devel@edk2.groups.io <mailto:devel@edk2.groups.io>
> Subject: [edk2-devel] Remove debug strings from OVMF.fd
>  
> Hi EDK2 developers,
>  
> I'm trying to build OVMF without debug symbols but even building as RELE=
ASE, I still can see some strings on the PE files, such as:
> <my-edk2-folder>/Build/OvmfX64/RELEASE_GCC5/X64/MdeModulePkg/Application=
/UiApp/UiApp/DEBUG/UiApp.dll
> and many others in the format */DEBUG/*.dll
>  
> Is there a way to build without these strings?
>  
> Thanks!
>  
> --=20
> []s
>=20
> Pedro Y=C3=B3ssis Silva Barbosa
> Security Engineer, Google
> PhD in Computer Science, UFCG, Brazil
> sites.google.com/site/pedroysb <http://sites.google.com/site/pedroysb>
>=20


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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; charset=
=
=3Dutf-8"></head><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: =
space; line-break: after-white-space;" class=3D""><br class=3D""><div><br c=
lass=3D""><blockquote type=3D"cite" class=3D""><div class=3D"">On Apr 16, 2=
019, at 11:52 PM, Liming Gao &lt;<a href=3D"mailto:liming.gao@intel.com" cl=
ass=3D"">liming.gao@intel.com</a>&gt; wrote:</div><br class=3D"Apple-interc=
hange-newline"><div class=3D""><div class=3D"WordSection1" style=3D"page: W=
ordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
12px; font-style: normal; font-variant-caps: normal; font-weight: normal; l=
etter-spacing: normal; text-align: start; text-indent: 0px; text-transform:=
 none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0=
px; text-decoration: none;"><div style=3D"margin: 0cm 0cm 0.0001pt; font-si=
ze: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-US"=
 style=3D"font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(3=
1, 73, 125);" class=3D"">&lt;my-edk2-folder&gt;/Build/OvmfX64/RELEASE_GCC5/=
X64/MdeModulePkg/Application/UiApp/UiApp/DEBUG/UiApp.dll is generated by Ge=
nFw tool. When GenFw tool convert ELF image to EFI image, it inserts the de=
bug entry with the below string.<o:p class=3D""></o:p></span></div><div sty=
le=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=
=BD=93;" class=3D""><a name=3D"_MailEndCompose" class=3D""><span lang=3D"E=
N-US" style=3D"font-size: 10.5pt; font-family: Calibri, sans-serif; color: =
rgb(31, 73, 125);" class=3D""><o:p class=3D"">&nbsp;</o:p></span></a></div>=
</div></div></blockquote><div><br class=3D""></div><div>Liming,</div><div><=
br class=3D""></div><div>Is there a way to turn it off? Does it follow the =
-g flag passed to the compiler? Can you post process with GenFw --zero to r=
emove it?&nbsp;</div><div><br class=3D""></div><div>Thanks,</div><div><br c=
lass=3D""></div><div>Andrew Fish</div><div><br class=3D""></div><br class=
=3D""><blockquote type=3D"cite" class=3D""><div class=3D""><div class=3D"W=
ordSection1" style=3D"page: WordSection1; caret-color: rgb(0, 0, 0); font-f=
amily: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: n=
ormal; font-weight: normal; letter-spacing: normal; text-align: start; text=
-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;=
 -webkit-text-stroke-width: 0px; text-decoration: none;"><div style=3D"marg=
in: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" cl=
ass=3D""><span lang=3D"EN-US" style=3D"font-size: 10.5pt; font-family: Cali=
bri, sans-serif; color: rgb(31, 73, 125);" class=3D"">Thanks<o:p class=3D""=
></o:p></span></div><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt=
; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-US" style=
=3D"font-size: 10.5pt; font-family: Calibri, sans-serif; color: rgb(31, 73=
, 125);" class=3D"">Liming<o:p class=3D""></o:p></span></div><div style=3D"=
border-style: none none none solid; border-left-width: 1.5pt; border-left-c=
olor: blue; padding: 0cm 0cm 0cm 4pt;" class=3D""><div class=3D""><div styl=
e=3D"border-style: solid none none; border-top-width: 1pt; border-top-color=
: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=3D""><div style=3D"margi=
n: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" cla=
ss=3D""><a name=3D"_____replyseparator" class=3D""></a><b class=3D""><span =
lang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, sans-serif;"=
 class=3D"">From:</span></b><span lang=3D"EN-US" style=3D"font-size: 11pt; =
font-family: Calibri, sans-serif;" class=3D""><span class=3D"Apple-converte=
d-space">&nbsp;</span><a href=3D"mailto:devel@edk2.groups.io" style=3D"colo=
r: purple; text-decoration: underline;" class=3D"">devel@edk2.groups.io</a>=
<span class=3D"Apple-converted-space">&nbsp;</span>[<a href=3D"mailto:devel=
@edk2.groups.io" style=3D"color: purple; text-decoration: underline;" class=
=
=3D"">mailto:devel@edk2.groups.io</a>]<span class=3D"Apple-converted-space=
">&nbsp;</span><b class=3D"">On Behalf Of<span class=3D"Apple-converted-spa=
ce">&nbsp;</span></b>Pedro Barbosa<br class=3D""><b class=3D"">Sent:</b><sp=
an class=3D"Apple-converted-space">&nbsp;</span>Tuesday, April 16, 2019 11:=
46 PM<br class=3D""><b class=3D"">To:</b><span class=3D"Apple-converted-spa=
ce">&nbsp;</span><a href=3D"mailto:devel@edk2.groups.io" style=3D"color: pu=
rple; text-decoration: underline;" class=3D"">devel@edk2.groups.io</a><br c=
lass=3D""><b class=3D"">Subject:</b><span class=3D"Apple-converted-space">&=
nbsp;</span>[edk2-devel] Remove debug strings from OVMF.fd<o:p class=3D""><=
/o:p></span></div></div></div><div style=3D"margin: 0cm 0cm 0.0001pt; font-=
size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-U=
S" class=3D""><o:p class=3D"">&nbsp;</o:p></span></div><div class=3D""><div=
 style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=
=
=E4=BD=93;" class=3D""><span lang=3D"EN-US" class=3D"">Hi EDK2 developers,=
<o:p class=3D""></o:p></span></div><div class=3D""><div style=3D"margin: 0c=
m 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D=
""><span lang=3D"EN-US" class=3D""><o:p class=3D"">&nbsp;</o:p></span></div=
></div><div class=3D""><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 1=
2pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-US" clas=
s=3D"">I'm trying to build OVMF without debug symbols but even building as =
RELEASE, I still can see some strings on the PE files, such as:<o:p class=
=3D""></o:p></span></div></div><div class=3D""><div style=3D"margin: 0cm 0=
cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D"">=
<span lang=3D"EN-US" class=3D"">&lt;my-edk2-folder&gt;/Build/OvmfX64/RELEAS=
E_GCC5/X64/MdeModulePkg/Application/UiApp/UiApp/DEBUG/UiApp.dll<o:p class=
=3D""></o:p></span></div></div><div class=3D""><div style=3D"margin: 0cm 0=
cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D"">=
<span lang=3D"EN-US" class=3D"">and many others in the format */DEBUG/*.dll=
<o:p class=3D""></o:p></span></div></div><div class=3D""><div style=3D"marg=
in: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" cl=
ass=3D""><span lang=3D"EN-US" class=3D""><o:p class=3D"">&nbsp;</o:p></span=
></div></div><div class=3D""><div style=3D"margin: 0cm 0cm 0.0001pt; font-s=
ize: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-US=
" class=3D"">Is there a way to build without these strings?<o:p class=3D"">=
</o:p></span></div></div><div class=3D""><div style=3D"margin: 0cm 0cm 0.00=
01pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span l=
ang=3D"EN-US" class=3D""><o:p class=3D"">&nbsp;</o:p></span></div></div><di=
v class=3D""><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-=
family: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-US" class=3D"">Tha=
nks!<br clear=3D"all" class=3D""><o:p class=3D""></o:p></span></div><div cl=
ass=3D""><div style=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-fami=
ly: =E5=AE=8B=E4=BD=93;" class=3D""><span lang=3D"EN-US" class=3D""><o:p cl=
ass=3D"">&nbsp;</o:p></span></div></div><div style=3D"margin: 0cm 0cm 0.000=
1pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span la=
ng=3D"EN-US" class=3D"">--<span class=3D"Apple-converted-space">&nbsp;</spa=
n><o:p class=3D""></o:p></span></div><div class=3D""><div class=3D""><div c=
lass=3D""><div class=3D""><div class=3D""><div style=3D"margin: 0cm 0cm 0.0=
001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;" class=3D""><span =
lang=3D"EN-US" class=3D"">[]s<br class=3D""><br class=3D"">Pedro Y=C3=B3ssi=
s Silva Barbosa<o:p class=3D""></o:p></span></div><div class=3D""><div styl=
e=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=
=BD=93;" class=3D""><span lang=3D"EN-US" class=3D"">Security Engineer, Goo=
gle<o:p class=3D""></o:p></span></div></div><div class=3D""><div style=3D"m=
argin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;"=
 class=3D""><span lang=3D"EN-US" class=3D"">PhD in Computer Science, UFCG, =
Brazil<o:p class=3D""></o:p></span></div></div><div class=3D""><div style=
=3D"margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: =E5=AE=8B=E4=
=BD=93;" class=3D""><span lang=3D"EN-US" class=3D""><a href=3D"http://site=
s.google.com/site/pedroysb" target=3D"_blank" style=3D"color: purple; text-=
decoration: underline;" class=3D"">sites.google.com/site/pedroysb</a><o:p c=
lass=3D""></o:p></span></div></div></div></div></div></div></div></div></di=
v><div class=3D""><p class=3D"MsoNormal" style=3D"margin: 0cm 0cm 0.0001pt;=
 font-size: 12pt; font-family: =E5=AE=8B=E4=BD=93;"></p></div></div></div><=
/div></blockquote></div><br class=3D""></body></html>

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