Dear David,
In message you wrote:
>
> I am will glad to share my understanding.
Thanks.
> > I wonder how "adrp" would work in any code that is supposed to be
> > position-independent?
> In my understanding, with adrp the program is still relocatable except that
> the text base should be 4
hi Wolfgang,
I am will glad to share my understanding.
> Dear David,
>
> In message <0579e649-f359-415b-a8ed-e1d4267f8...@phytium.com.cn> you wrote:
>>
>>> And if any text base alignment is less than the image's maximum
>>> alignment requirement, the load will fail, and then we likely scra
Dear David,
In message <0579e649-f359-415b-a8ed-e1d4267f8...@phytium.com.cn> you wrote:
>
> > And if any text base alignment is less than the image's maximum
> > alignment requirement, the load will fail, and then we likely scratch
> > our heads and set the CONFIG_SYS_TEXT_BASE alignment higher u
> On 14-05-16 06:47 AM, feng...@phytium.com.cn wrote:
>>
>> hi Darwin,
>>It's a little late.
>>> I'm hoping someone can help answer these questions about armv8 relocation.
>>>
>>> The CONFIG_SYS_TEXT_BASE seems to be be usually setup to a decent amount of
>>> alignment. For the purposes
Hello Wolfgang,
On ma, 2014-05-19 at 23:05 +0200, Wolfgang Denk wrote:
> Dear Jeroen,
>
> In message <1400532143.1985.57.camel@yellow> you wrote:
> >
> > > I have no idea how the tool chain was configured here, and what the
> > > linker script might look like.
> >
> > for what it is worth:
> >
Dear Jeroen,
In message <1400532143.1985.57.camel@yellow> you wrote:
>
> > I have no idea how the tool chain was configured here, and what the
> > linker script might look like.
>
> for what it is worth:
> aarch64-linux-gnu-gcc (Ubuntu/Linaro 4.8.1-10ubuntu7) 4.8.1
> with its default linker scri
Hello Wolfgang,
On ma, 2014-05-19 at 20:30 +0200, Wolfgang Denk wrote:
> Dear Jeroen Hofstee,
>
> In message <1400523005.1985.33.camel@yellow> you wrote:
> >
> > mm, forget about U-Boot for a second and please consider the following,
> > complicated, program:
>
> I think we should NOT forget U-
Dear Jeroen Hofstee,
In message <1400523005.1985.33.camel@yellow> you wrote:
>
> mm, forget about U-Boot for a second and please consider the following,
> complicated, program:
I think we should NOT forget U-Boot, which comes with it's own,
specifically tuned set of compiler options and linker s
Hello Wolfgang,
On ma, 2014-05-19 at 14:33 +0200, Wolfgang Denk wrote:
> Dear Jeroen,
>
> In message <1400485047.1998.17.camel@yellow> you wrote:
> >
> > > > "ADRP Xd, label
> > > ...
> > > > And apparently gcc choose to use it as such. Since the instructions in
> > >
> > > Where exactly does i
Dear Jeroen,
In message <1400485047.1998.17.camel@yellow> you wrote:
>
> > > "ADRP Xd, label
> > ...
> > > And apparently gcc choose to use it as such. Since the instructions in
> >
> > Where exactly does it chose to do so?
>
> In the code emitter which decide to use the following instructions
Hello Wolfgang.
On zo, 2014-05-18 at 21:51 +0200, Wolfgang Denk wrote:
> In message <1400416665.2394.20.camel@yellow> you wrote:
> >
> > > > So, I think the 4kb alignment would be a requirement or restriction.
> > > > Gcc did not declare it explicitly
> > > > due to in normal world memory are al
Dear Jeroen,
In message <1400416665.2394.20.camel@yellow> you wrote:
>
> > > So, I think the 4kb alignment would be a requirement or restriction.
> > > Gcc did not declare it explicitly
> > > due to in normal world memory are allocated with page aligned.
> > > If u-boot for aarch64 want to be com
Hello Wolfgang,
On za, 2014-05-17 at 18:53 +0200, Wolfgang Denk wrote:
> Dear fenghua,
>
> In message you wrote:
> >
> >
> > We can not make gcc-aarch64 do not use adrp instruction when
> > constructing address of label.
> >
> > So, I think the 4kb alignment would be a requirement or restrict
Dear fenghua,
In message you wrote:
>
>
> We can not make gcc-aarch64 do not use adrp instruction when
> constructing address of label.
>
> So, I think the 4kb alignment would be a requirement or restriction.
> Gcc did not declare it explicitly
> due to in normal world memory are allocated wit
>
> hi Darwin,
> It's a little late.
>> I'm hoping someone can help answer these questions about armv8 relocation.
>>
>> The CONFIG_SYS_TEXT_BASE seems to be be usually setup to a decent amount of
>> alignment. For the purposes of this discussion, let's say it would normally
>> be 0x8800
Hi Jeroen，
> Hello Tom,
>
> On vr, 2014-05-16 at 17:15 -0400, Tom Rini wrote:
>> On Fri, May 16, 2014 at 10:28:25PM +0200, Wolfgang Denk wrote:
>>> Dear Darwin,
>>>
>>> In message <53763b78.6030...@broadcom.com> you wrote:
3. Fixed offset case:
CONFIG_SYS_TEXT_BASE = 0x8820
Hello Tom,
On vr, 2014-05-16 at 17:15 -0400, Tom Rini wrote:
> On Fri, May 16, 2014 at 10:28:25PM +0200, Wolfgang Denk wrote:
> > Dear Darwin,
> >
> > In message <53763b78.6030...@broadcom.com> you wrote:
> > >
> > > 3. Fixed offset case:
> > > CONFIG_SYS_TEXT_BASE = 0x8820
> >
> > You compl
On Fri, May 16, 2014 at 02:24:47PM -0700, Darwin Rambo wrote:
>
>
> On 14-05-16 01:28 PM, Wolfgang Denk wrote:
> >Dear Darwin,
> >
> >In message <53763b78.6030...@broadcom.com> you wrote:
> >>
> >>3. Fixed offset case:
> >>CONFIG_SYS_TEXT_BASE = 0x8820
> >
> >You completely fail to respond to
On 14-05-16 01:28 PM, Wolfgang Denk wrote:
Dear Darwin,
In message <53763b78.6030...@broadcom.com> you wrote:
3. Fixed offset case:
CONFIG_SYS_TEXT_BASE = 0x8820
You completely fail to respond to my repeated statement that a
CONFIG_SYS_TEXT_BASE like this is bogus.
I want to set it thi
On Fri, May 16, 2014 at 10:28:25PM +0200, Wolfgang Denk wrote:
> Dear Darwin,
>
> In message <53763b78.6030...@broadcom.com> you wrote:
> >
> > 3. Fixed offset case:
> > CONFIG_SYS_TEXT_BASE = 0x8820
>
> You completely fail to respond to my repeated statement that a
> CONFIG_SYS_TEXT_BASE lik
Dear Darwin,
In message <53763b78.6030...@broadcom.com> you wrote:
>
> 3. Fixed offset case:
> CONFIG_SYS_TEXT_BASE = 0x8820
You completely fail to respond to my repeated statement that a
CONFIG_SYS_TEXT_BASE like this is bogus.
I guess i give up on this.
> Any section in the image that req
On 14-05-16 06:47 AM, feng...@phytium.com.cn wrote:
hi Darwin,
It's a little late.
I'm hoping someone can help answer these questions about armv8
relocation.
The CONFIG_SYS_TEXT_BASE seems to be be usually setup to a decent
amount of alignment. For the purposes of this discussion, l
hi Darwin,
It's a little late.
> I'm hoping someone can help answer these questions about armv8 relocation.
>
> The CONFIG_SYS_TEXT_BASE seems to be be usually setup to a decent amount of
> alignment. For the purposes of this discussion, let's say it would normally
> be 0x8800 and al
I'm hoping someone can help answer these questions about armv8 relocation.
The CONFIG_SYS_TEXT_BASE seems to be be usually setup to a decent amount
of alignment. For the purposes of this discussion, let's say it would
normally be 0x8800 and all is well. The relocation address moves to
near
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