Re: [edk2] Memory Consumption after BLT (GOP)

calls exit boot > services, all boot services memory used by the firmware is abandoned. > After its abandoned, it becomes available for the operating system to use, > so the changes in the memory map's boot services have no effect. > > I hope this helps clarify your questions. &g

Re: [edk2] Memory Consumption after BLT (GOP)

s stolen from LoaderData memory type. It was bigger at the first execution: LoaderData: 649 Pages (2,658,304) Any comments are well received. Thanks and regards Rafael R. Machado Em qua, 1 de jun de 2016 às 16:52, Rafael Machado < rafaelrodrigues.mach...@gmail.com> e

[edk2] Memory Consumption after BLT (GOP)

Hi Everyone. I'm doing some tests related to the GOP and graphical applications. What I've seeing is that after calling the GOP->BLT several times the available memory from the system decrease. For example. When the system just boot I have the following at the uefi shell memmap command:

Re: [edk2] Memory Consumption after BLT (GOP)

t... > > -Jaben > > > On Jun 1, 2016, at 10:10 AM, Rafael Machado < > rafaelrodrigues.mach...@gmail.com> wrote: > > > > Hi Everyone. > > > > I'm doing some tests related to the GOP and graphical applications. > > What I've seeing is that after

Re: [edk2] Memory Consumption after BLT (GOP)

; yourself, run your graphical operation, and then compare all inside the > same program (assuming that you allocate no memory within your memory map > acquisitions). > > -Jaben > > > -Original Message- > > From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behal

Re: [edk2] Intel raid EFI Shell driver wanted

Hi David. Theo only UEFI RAID driver I know is for LSI controllers. This is the link with the details: https://www.broadcom.com/support/knowledgebase/1211161503938/lsi-preboot-efi-packages-for-flashing-lsi-products Thanks Rafael Em ter, 21 de fev de 2017 23:16, david moheban

Re: [edk2] Ingebrigtsen: The End of Gmane?

Hi everyone. Sorry for the possibly stupid question, maybe I lose something. Did we get to a conclusion about this? I tried to access the link https://lists.01.org/pipermail/edk2-devel/ but didn't find to much information. Just e-mails from 3 moths ago. Thanks Rafael R. Machado Em seg, 1 de ago

Re: [edk2] Ingebrigtsen: The End of Gmane?

there is something I can do let me know. Rafael R. Machado Em ter, 6 de set de 2016 às 06:25, Laszlo Ersek <ler...@redhat.com> escreveu: > On 09/05/16 19:51, Rafael Machado wrote: > > Hi everyone. > > > > Sorry for the possibly stupid question, maybe I lose something. Did

Re: [edk2] Ingebrigtsen: The End of Gmane?

Nice!!! Em ter, 6 de set de 2016 às 13:20, Bruce Cran escreveu: > On 9/6/16 3:25 AM, Laszlo Ersek wrote: > > > The gmane web interface is gone, and I'm unaware of anyone who has > > picked up the archive and exposed it under the same URLs (via domain > > name transfer etc).

Re: [edk2] Sec and Reset vector

w Fish <af...@apple.com> escreveu: > On Nov 4, 2016, at 10:48 AM, Rafael Machado < > rafaelrodrigues.mach...@gmail.com> wrote: > > Hi everyone > > Thanks Andrew and Marvin for the clarification. > Now things start to make sense. > > But I was still not able

Re: [edk2] Sec and Reset vector

function implementation is in the same > PlatformSecLib library at line 68 of the file: > > QuarkPlatformPkg/Library/PlatformSecLib/PlatformSecLib.c > > Best regards, > > Mike > > > -Original Message- > > From: edk2-devel [mailto:edk2-devel-

[edk2] Sec and Reset vector

Hi eveyrone I'm doing some studies on edk2 and coreboot, but I'm having some questions that I believe you can help. On the journey to try to understand things since the beginning, so they make sense in future, I'm trying to understand how does the Initial phases of UEFI / PI firmware work. To

Re: [edk2] Sec and Reset vector

One additional information. I checked the code mentioned by Andrew, and at the code things make sense. Now I'd like to see that kind of initial code at the final binary. Thanks Rafael Em sex, 4 de nov de 2016 às 15:48, Rafael Machado < rafaelrodrigues.mach...@gmail.com> escreveu: > Hi

[edk2] Sending command to SAS devices

Hi everyone I'm trying to send a command to a SAS (serial attached scsi) storage device to retrieve some SMART information, but I'm facing some problems that maybe you can give me some light. During a research about how does the SAS devices work I faced this specification:

[edk2] Question about OS initialization at UEFI firmware (x86)

Hi everyone I was taking a look at how the OS boots after the firmware and bootloader are done. To understand this I started to take a look at the linux source code, and the strange is that I saw some bios legacy interrupts being called. The flow I checked is this: void main(void) -->

[edk2] Question about OS initialization at UEFI firmware (x86)

Hi everyone I was taking a look at how the OS boots after the firmware and bootloader are done. To understand this I started to take a look at the linux source code, and the strange is that I saw some bios legacy interrupts being called. The flow I checked is this: void main(void) -->

[edk2] Improvement at Wiki (EFI_SHELL_INTERFACE)

Hi everyone During a a development I faced the following wiki information at tianocore's github: https://github.com/tianocore/tianocore.github.io/wiki/Creating-a-Shell-Application#Using_EFI_SHELL_PROTOCOL I remember a case when I was working with a system that didn't have a instance of the

Re: [edk2] Question about OS initialization at UEFI firmware (x86)

Thanks a lot guys. Now things make sense. Em qui, 5 de jan de 2017 às 11:18, Laszlo Ersek <ler...@redhat.com> escreveu: > On 01/05/17 13:16, Alcantara, Paulo wrote: > >> -Original Message- > >> From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Be

[edk2] Accessing I2C GPIO Device

Hi everyone I have a platform that has a I2C device connected directly to a processor's I2C pins. Now I'm researching the way to send and receive information to this device. The first idea we had was to use the I2C Protocol Stack, but I'd like to clarify one point. After reading the

[edk2] Accessing I2C GPIO Device

Hi everyone I have a platform that has a I2C device connected directly to a processor's I2C pins. Now I'm researching the way to send and receive information to this device. The first idea we had was to use the I2C Protocol Stack, but I'd like to clarify one point. After reading the

Re: [edk2] Sec and Reset vector

ector.png] Em sex, 4 de nov de 2016 às 20:19, Rafael Machado < rafaelrodrigues.mach...@gmail.com> escreveu: > All the answers were really detailed and I agree with Andrew. These > answers are a great help when we are learning. > > Thanks a lot guys. I learn a lot with this commun

[edk2] MemoryProfile at UDK2015

m/tianocore/edk2/tree/master/MdeModulePkg/Include/Library> /MemoryProfileLib.h Is there any incompatibility or something like this that limits the use of this lib at the UDK2015? Thanks Rafael Machado ___ edk2-devel mailing list edk2-devel@lists.01.

Re: [edk2] MemoryProfile at UDK2015

om -- @intel_Brian (Twitter & WeChat) > > https://software.intel.com/en-us/meet-the-developers/evangelists/team/brian-richardson > > -Original Message- > From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of > Rafael Machado > Sent: Monday, April 10

Re: [edk2] What Bios data is sent to the Bootloader/OS ?

Hi Igor Nice catch. Thanks for this idea! Rafael Machado On seg, 14 de ago de 2017 17:49 Igor Skochinsky <skochin...@gmail.com> wrote: > > Hi Rafael, > > It's certainly possible although not trivial. > One possible approach is DUET which can emulate UEFI environment on top

[edk2] What Bios data is sent to the Bootloader/OS ?

Hi everyone I have a question that probably some guys here can help. The scenario I have, is that I need to create a OS image that must be able to boot at a UEFI system (with no csm module), and at a legacy bios system. My fist thought is that this is not possible. The first thing I see that is

Re: [edk2] What Bios data is sent to the Bootloader/OS ?

, but didn't find anything about e820). Thanks and Regards Rafael Machado Em sáb, 12 de ago de 2017 00:23, Rod Smith <rodsm...@rodsbooks.com> escreveu: > On Aug 11, 2017, at 6:00 AM, Rafael Machado > <rafaelrodrigues.mach...@gmail.com> wrote: > >> > >> Hi everyone >

[edk2] UEFI ABI calling convention details

Hi everyone I have a question. Some time ago, at this conversation " https://www.mail-archive.com/edk2-devel@lists.01.org/msg25383.html; it was mentioned the UEFI ABI calling convention. I've tried to search for some document with the details of this calling convention, but didn't find anything.

Re: [edk2] UEFI ABI calling convention details

; > Regards, > Marvin. > > > -Original Message- > > From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of > > Rafael Machado > > Sent: Wednesday, June 28, 2017 1:55 PM > > To: edk2-devel@lists.01.org > > Subject: [edk2] UEFI ABI callin

Re: [edk2] How do i generate a SHA256 hash in UEFI

not need to rely on the system hash protocols. Hope this can help. Rafael Machado Em seg, 25 de set de 2017 às 15:41, Amit kumar <akami...@hotmail.com> escreveu: > Hi , > > I am trying to write a uefi standalone application ( not a uefi shell > app), which generates a sh256 hash, can

[edk2] UEFI App embedded on another uefi app

Hi Everyone. I have a limited space problem at a project. To solve this we had an idea, but would like to ask to you before expending time on trying to do it, due to some tight schedule. (We know that the best is to try before ask, but we do not have time for that now. Sorry for that.) The idea

Re: [edk2] Empty function at BaseCacheMaintenanceLib

Got it! Thanks for the answer Andrew. Rafael Machado Em ter, 8 de mai de 2018 às 12:55, Andrew Fish <af...@apple.com> escreveu: > Rafael, > > I seem to remember those functions are used to manage the cache on a > Harvard architecture caches [1

[edk2] Empty function at BaseCacheMaintenanceLib

Hi everyone I have a question. During a research I got to the BaseCacheMaintenanceLib, and noticed that there is a function that is not implemented. The function InvalidateInstructionCache does not have a body, but as far as I could check it's used in some places. Is it ok to have this function

Re: [edk2] OSFC 2018

Nice initiative! Will the presentations be recorded and posted at youtube? Thanks Rafael R. Machado Em ter, 5 de jun de 2018 às 09:10, Philipp Deppenwiese < zaolin.dais...@gmail.com> escreveu: > Dear Ladies and Gentlemen, > > We invite you to the Open Source Firmware Conference 2018 > (

[edk2] Question about memory map entries

Hi everyone I have a question related to the memory map entries. Doing some tests, we noticed that if I have an application that has a lot of allocatepool() and freepool() calls, when this app is closed the amount of entries returned by the memmap shell commands increases a lot. Just for

Re: [edk2] Question about memory map entries

able after you run more than > 0x20 commands. > > > -Original Message- > > From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of > Yao, > > Jiewen > > Sent: Saturday, June 30, 2018 3:28 AM > > To: Rafael Machado ; edk2- > > de...@li

[edk2] DMA Buffer write operation not persisted

Hi everyone. I'm currently work on a task, and I need to write some data at a DMA buffer. At the UEFI Driver Writer's guide, at page 359 there is a sample code of how to do that. Considering that code and adapting to my scenario I got the following function (some debug prints are present for

Re: [edk2] DMA Buffer write operation not persisted

miss the PciIo->AllocateBuffer() call? > > For x86 it can abstract things like DMA only supported < 4GB. > For ARM it may need to change the cacheability of the region etc. > > Thanks, > > Andrew Fish > > > On Jan 25, 2018, at 10:53 AM, Rafael Machado < > ra

Re: [edk2] Question about memory map entries

n before the system is powered off? No. At this test we just let the application finishes it's work and power off the system. No "return EFI_SUCCESS;" Thanks and Regards Rafael Em qui, 2 de ago de 2018 às 11:44, Laszlo Ersek escreveu: > On 08/02/18 14:39, Rafael Machado wrote: &g

Re: [edk2] Question about memory map entries

Hi Laszlo Got your point. Thanks for the comment. I'll keep working on it. In case someone has some other information or idea feel free to share. Thanks Rafael Em qui, 2 de ago de 2018 às 14:48, Laszlo Ersek escreveu: > On 08/02/18 18:42, Rafael Machado wrote: > > Thanks Andrew a

Re: [edk2] Question about memory map entries

are the differences between the bricked system and the normal one. Any idea? Thanks and Regards Rafael R. Machado Em qui, 2 de ago de 2018 às 16:02, Rafael Machado < rafaelrodrigues.mach...@gmail.com> escreveu: > Hi Laszlo > > Got your point. Thanks for the comment. > > I'll

Re: [edk2] Question About DxeDriver load process

t; PS For x86 (0xFFF0 reset vector) and any other architectures that have > the reset vector at the end there is a special file name in the FV called > gEfiFirmwareVolumeTopFileGuid that tells the FV creation tools to put that > file at the very end of the FV, so the end of that file

Re: [edk2] Question About DxeDriver load process

thub.com/tianocore/edk2/blob/master/MdeModulePkg/Core/DxeIplPeim/DxeLoad.c#L254 > > Thanks, > > Andrew Fish > > > On Jul 30, 2018, at 4:46 AM, Rafael Machado < > rafaelrodrigues.mach...@gmail.com> wrote: > > > > Hi Andrew > > > > Thanks a lot for the

Re: [edk2] Question about memory map entries

rds > > Rafael R. Machado > > > > Em sex, 29 de jun de 2018 às 22:31, Ni, Ruiyu > escreveu: > > > >> Yes. > >> Check the PCD PcdShellMaxHistoryCommandCount (0x20) which sets > >> the maximum command history. > >> The memmap

[edk2] Question About DxeDriver load process

Hi everyone I have a question. Let's suppose I have a BIOS with several FV regions. Between these FV there is one that is empty. My question is: In case I get this BIOS and inject a dxe driver at this FV. Would it be executed, or there are specific FVs that are considered as containers to

Re: [edk2] Question about memory map entries

Hi Andrew. Thanks for the clarification! Rafael Em qua, 8 de ago de 2018 às 16:14, Andrew Fish escreveu: > > On Aug 8, 2018, at 10:31 AM, Rafael Machado < > rafaelrodrigues.mach...@gmail.com> wrote: > > Hi everyone > > One question that was not answered and t

Re: [edk2] Question about memory map entries

: > On 08/02/18 21:18, Rafael Machado wrote: > > Just found something interesting. > > Based on the logs from the serial port. > > > > This system works fine: > > > > "PeiInstallPeiMemory MemoryBegin 0x93D5, MemoryLength 0xA2B > > Temp Stack :

Re: [edk2] Question about memory map entries

Em qua, 8 de ago de 2018 às 08:55, Rafael Machado < rafaelrodrigues.mach...@gmail.com> escreveu: > Hi Jiewen > > Thanks for highlighting this. > Just checked and we just add the Reserved/Acpi/Runtime types. > > Seems the guess that this would be related t

Re: [edk2] Question about memory map entries

nly need put Reserved/Acpi/Runtime, which should be quite > small. > > > > Do you put any other type into MemoryTypeInfo table? > > > > Thank you > > Yao Jiewen > > > > *From:* Rafael Machado [mailto:rafaelrodrigues.mach...@gmail.com] > *Sent:* Wednes

[edk2] NVMe Smart Data Buffer Size

Hi everyone I'am working on a development related to retrieving the SMART data information from a NVMe device. After some research I got to a code that works correctly, but I would like to have a 100% understanding of why it works. To retrieve the SMART data I send the command

Re: [edk2] NVMe Smart Data Buffer Size

t; -Original Message- > > From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of > > Rafael Machado > > Sent: Wednesday, March 28, 2018 9:32 PM > > To: edk2-devel@lists.01.org > > Subject: [edk2] NVMe Smart Data Buffer Size > > > > Hi ev

Re: [edk2] Where to find the fix for security issue id 686

nocore.org/attachment.cgi?id=150 > > Vincent > > -Original Message- > From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of > Rafael Machado > Sent: Monday, October 15, 2018 5:39 AM > To: edk2-devel@lists.01.org > Subject: [edk2] Where to find the fix for securit

Re: [edk2] Where to find the fix for security issue id 686

ssues > while in triage and embargo, let me know and we can add you to the infosec > group. > > > > Vincent > > > > *From:* Rafael Machado [mailto:rafaelrodrigues.mach...@gmail.com] > *Sent:* Monday, October 15, 2018 12:17 PM > *To:* Zimmer, Vincent > *Cc:* edk2

[edk2] Where to find the fix for security issue id 686

Hi everyone I was tying to find the patch to fix the reported security issue id 686 ( https://bugzilla.tianocore.org/show_bug.cgi?id=686), but was not able to access it. Could someone please tell if this patch, or series of patches, was already merged to some branch that is public available?

Re: [edk2] Where to find the fix for security issue id 686

> >From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of > >Rafael Machado > >Sent: Tuesday, October 16, 2018 8:41 AM > >To: Zimmer, Vincent > >Cc: edk2-devel@lists.01.org > >Subject: Re: [edk2] Where to find the fix for security issue id 6

Re: [edk2] Question about possibility of program (Accessibility at pre-OS)

Hi everyone Long time ago we received this e-mail at our edk2 mail list (later moved from sourceforge). The question was about adding accessibility at pre-OS environment. Since I was looking for some new challenge I accepted this as one, and started my mastering degree studies with focus on

Re: [edk2] UEFI Driver/Application

Hi Ivan You need to add the declaration of ShellLib at the Nt32Pkg dsc file. Other .dsc files maybe usefull to check how to do that. Maybe you will need to add other packages after adding the ShellLib. So other errors may arise until you add all the required packages. Rafael Machado Em seg, 17

Re: [edk2] BlockIo2 Protocol test tool

Hi Sajeesh Probably you can use UEFI Sct for this test. http://uefi.org/testtools Thanks and Regards Rafael Machado Em sáb, 26 de jan de 2019 00:24, Sajeesh Kk Hello all, > > I have a prototype BlockIO2 protocol implementation. Are there any > independent tools available to test

Re: [edk2] BlockIo2 Protocol test tool

omance using BlockIO2 Protocol ? > Please let me know. > > Thanks, > Sajeesh. > > On Sat, Jan 26, 2019 at 9:39 PM Rafael Machado < > rafaelrodrigues.mach...@gmail.com> wrote: > >> Hi Sajeesh >> >> Probably you can use UEFI Sct for this test. >> ht

Re: [edk2] [edk2-announce] March Community Meeting

Hi Stephano Could you please add at the https://www.tianocore.org/monthly-meeting page the South America TZ (São Paulo if possible ) , in case these calendar items are still being used? Thanks and Regards Rafael Em qui, 28 de fev de 2019 às 17:08, stephano < stephano.cet...@linux.intel.com>

Re: [edk2] [edk2-announce] March Community Meeting

hano > > On 3/1/2019 9:32 AM, Rafael Machado wrote: > > Hi Stephano > > > > Could you please add at the https://www.tianocore.org/monthly-meeting > page > > the > > South America TZ (São Paulo if possible ) , in case these calendar >

Re: [edk2] UEFI Shell + startup.nsh

Thanks a lot for the help Laszlo! Will take a look. (Also agree about having a signed UEFI Shell not being a good idea.) Best Regards Rafael Em qui, 24 de jan de 2019 às 10:47, Laszlo Ersek escreveu: > On 01/24/19 13:22, Rafael Machado wrote: > > Hi everyone. > > > &

[edk2] UEFI Shell + startup.nsh

Hi everyone. I have a question. Considering I have a PXE server that my client downloads a shell.efi app. Considering also that I need to execute a .nsh script, but I their is no media at the system. (no usb or storage device attached) Is there any way to embed a startup.nsh at the shell.efi

[edk2] edk2 Bug tracking - help fixing issues

Hi everyone I'd like to help the project to grow fixing some issues and developing new features. The problem is that I was not able to find a place where the issues are tracked as mentioned at: https://github.com/tianocore/tianocore.github.io/wiki/Reporting-Issues Is there any place where I can

Re: [edk2] Transition to GitHub is complete

Hi everyone. It is working now Jordan. Thanks!! Rafael R. Machado Em sáb, 6 de fev de 2016 às 22:19, Jordan Justen <jordan.l.jus...@intel.com> escreveu: > On 2016-02-06 04:43:36, Rafael Machado wrote: > >Hi everyone > >I just noticed that the driver writers gu

Re: [edk2] Transition to GitHub is complete

Hi everyone I just noticed that the driver writers guide is not accessible at the github wiki. https://github.com/tianocore/tianocore.github.io/wiki/UEFI-Driver-Writer%27s-Guide Thanks Rafael Machado Em qua, 3 de fev de 2016 às 17:29, Jordan Justen <jordan.l.jus...@intel.com> es

Re: [edk2] Intel HDA Audio - Multimedia UEFI driver

Hi Galla / Everyone My name is Rafael Machado and I'm doing an UEFI driver as my MSc (computer science) teses. The idea is to create accessible bios in future. This driver will just open the first door. I didn't find any solution related to Audio at UEFI, and this is the reason I'll do

[edk2] Question about Chipset initialization

Hi everyone. I'm doing some studies related to audio at UEFI. To in future enable BIOS to be accessible. This is part of my MSc in Computer Science degree. It's take some time, but I'm not worried. The challenge was already accepted. Currently I'm checking is the chipset is already enabled

Re: [edk2] Question about Chipset initialization

t; to handle the Audio protocol installation. Apple has an HDA driver in their > firmware (used for VoiceOver in their BootPicker and probably OS loader), > in case you want to take a look at how others do it. > > Regards, > Marvin. > > __________