Re: [9front] Go: "exec header invalid"

[Steve Simon <steve@quintile.net>]

i would ask in gonuts google group, and ask richard miller who did the plan9 arm32 port i believe - they are likely to be able tobhelp.

-Steve




> On 16 Mar 2022, at 5:07 pm, sml <sml@firstpost.pub> wrote:
> 
> 
>> 
>> Am 15.03.2022 um 12:15 schrieb Philip Silva <philip.silva@protonmail.com>:
>> 
>> Actually there's also a 500$ bounty for this
>> 
>> http://fqa.9front.org/appendixb.html
> 
> I would like to add 50$ for this.
> 
> 
> At the moment, I’m trying to understand how plan9/arm is implemented, to get an idea what needs to be done for plan9/arm64. 
> 
> As far as I understand,  /src/syscall/mksysnum_plan9.sh in go is used to get the information from /src/libc/9syscall/sys.h from plan9, using it in /src/syscall/zsysnum_plan9.go and at the beginning of /src/runtime/sys_plan9_arm.s.
> 
> /src/runtime/defs_plan9_arm.go is the information from /arm/include/ureg.h with getter and setter functions.
> 
> But there are files like:
>    /src/runtime/os_plan9_arm.go
>    /src/runtime/rt0_plan9_arm.s
>    /src/runtime/sys_plan9_arm.s (the part below the sysnums)
>    /src/syscall/asm_plan9_arm.s
>    /src/syscall/syscall_plan9.go
>    /src/syscall/zsyscall_plan9_arm.go
> for which I cannot find the source in the plan9 code.
> 
> Is there documentation about the go code itself, regarding the machine dependent parts?
> 
> And do you know where I can find the plan9 counterparts to some of the files listed above?
> 
> Thank you very much in advance!
> 
> Best regards, 
> sml
>