Fiasco.OC with ARM TrustZone

[Chao-Jui Chang]

Hi Adam,

Yes, I have selected "Use ExtGic".

The boot message is the same for both "Standard mode" and " TrustZone
normal size"

### Cut start ###
Hello from Startup::stage2
Number of IRQs available at this GIC: 160
FPU0: Arch: VFPv3(3), Part: VFPv3(30), r: 4, v: 9, i: 41, t: hard, p:
dbl/sngl
Watchdog initialized
SERIAL ESC: allocated IRQ 85 for serial uart
Not using serial hack in slow timer handler.
Welcome to Fiasco.OC (arm)!
L4/Fiasco.OC arm microkernel (C) 1998-2013 TU Dresden
Rev: r54 compiled with gcc 4.5.2 for Samsung Exynos    []
Build: #60 18:37:23 CST 2013

Timer for CPU0 is at IRQ 28
Calibrating timer loop...
### End ###

Here is "TrustZone secure side"
### Cut start ###
Hello from Startup::stage2



Number of IRQs available at this GIC: 160



GIC: Switching IRQ 32 to secure



GIC: Switching IRQ 33 to secure



GIC: Switching IRQ 34 to secure



GIC: Switching IRQ 35 to secure



GIC: Switching IRQ 36 to secure



GIC: Switching IRQ 37 to secure



GIC: Switching IRQ 38 to secure



GIC: Switching IRQ 39 to secure



GIC: Switching IRQ 40 to secure
GIC: Switching IRQ 41 to secure
GIC: Switching IRQ 42 to secure
GIC: Switching IRQ 43 to secure
GIC: Switching IRQ 44 to secure
GIC: Switching IRQ 45 to secure
GIC: Switching IRQ 46 to secure
GIC: Switching IRQ 47 to secure
GIC: Switching IRQ 139 to secure
GIC: Switching IRQ 140 to secure
GIC: Switching IRQ 80 to secure
GIC: Switching IRQ 74 to secure
GIC: Switching IRQ 48 to secure
GIC: Switching IRQ 49 to secure
GIC: Switching IRQ 50 to secure
GIC: Switching IRQ 51 to secure
GIC: Switching IRQ 52 to secure
GIC: Switching IRQ 53 to secure
GIC: Switching IRQ 54 to secure
GIC: Switching IRQ 55 to secure
GIC: Switching IRQ 56 to secure
GIC: Switching IRQ 57 to secure
GIC: Switching IRQ 58 to secure
GIC: Switching IRQ 59 to secure
GIC: Switching IRQ 60 to secure
GIC: Switching IRQ 61 to secure
GIC: Switching IRQ 62 to secure
GIC: Switching IRQ 63 to secure
GIC: Switching IRQ 64 to secure
GIC: Switching IRQ 79 to secure
GIC: Switching IRQ 78 to secure
### End ###
It stop here.

Any idea?

By the way, the bootstrap issue is fixed now.
Thanks!

Chao-Jui


2013/6/6 Adam Lackorzynski <adam at os.inf.tu-dresden.de>

> Hi,
>
> On Wed Jun 05, 2013 at 17:23:30 +0800, Chao-Jui Chang wrote:
> > After I change the memory to 1023, it runs but stops at
> > ###
> > Timer for CPU0 is at IRQ 28
> > Calibrating timer loop...
>
> Stopping there typically means that the timer isn't ticking.
> Looking at your output below, I wondering if you really have selected
> extgic mode, as the UART irq should be different in that case. On the
> other side it should not make a difference.
>
> > By the way, how to turn on the module loading information during booting?
>
> Probably wrong UART selected in bootstrap. Check
> l4/pkg/bootstrap/server/src/platform/exynos.cc and set uart_nr to 1.
>
> > The latest snapshot and svn only prints message starting from "Hello from
> > Startup::stage2"
> > ### Start cur ###
> > Exynos4412 # run fiasco
> > Partition1: Start Address(0x1000), Size(0x32000)
> > reading bootstrap.raw
> >
> > 803080 bytes read
> > Boot with zImage
> >
> > Starting kernel ...
> >
> > Hello from Startup::stage2
> > Number of IRQs available at this GIC: 160
> > FPU0: Arch: VFPv3(3), Part: VFPv3(30), r: 4, v: 9, i: 41, t: hard, p:
> > dbl/sngl
> > Watchdog initialized
> > SERIAL ESC: allocated IRQ 305 for serial uart
> > Not using serial hack in slow timer handler.
> > Welcome to Fiasco.OC (arm)!
>
>
> Adam
> --
> Adam                 adam at os.inf.tu-dresden.de
>   Lackorzynski         http://os.inf.tu-dresden.de/~adam/
>
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