In fact the interrupts get enabled at omap4_usbboot_open, it's required for usb transfers.
For this reason the interrupts are disabled at barebox exit.
???On 16:14 Sun 30 Sep , Antony Pavlov wrote:
> On 30 September 2012 06:50, vj <vicencb@gmail.com> wrote:
> > ---
> > arch/arm/cpu/cpu.c | 1 +
> > arch/arm/mach-omap/Kconfig | 7 +
> > arch/arm/mach-omap/Makefile | 1 +
> > arch/arm/mach-omap/include/mach/omap4_rom_usb.h | 142 ++++++++
> > arch/arm/mach-omap/omap4_generic.c | 13 +
> > arch/arm/mach-omap/omap4_rom_usb.c | 186 +++++++++++
> > scripts/.gitignore | 1 +
> > scripts/Makefile | 4 +
> > scripts/omap4_usbboot.c | 416 ++++++++++++++++++++++++
> > scripts/usb.h | 61 ++++
> > scripts/usb_linux.c | 397 ++++++++++++++++++++++
> > 11 files changed, 1229 insertions(+)
> > create mode 100644 arch/arm/mach-omap/include/mach/omap4_rom_usb.h
> > create mode 100644 arch/arm/mach-omap/omap4_rom_usb.c
> > create mode 100644 scripts/omap4_usbboot.c
> > create mode 100644 scripts/usb.h
> > create mode 100644 scripts/usb_linux.c
> >
> > diff --git a/arch/arm/cpu/cpu.c b/arch/arm/cpu/cpu.c
> > index 71ef8c0..05343de 100644
> > --- a/arch/arm/cpu/cpu.c
> > +++ b/arch/arm/cpu/cpu.c
> > @@ -89,6 +89,7 @@ void arch_shutdown(void)
> > : "r0", "r1", "r2", "r3", "r6", "r10", "r12", "lr", "cc", "memory"
> > );
> > #endif
> > + __asm__ __volatile__ ("cpsid i\n");
why do you add this?
we never enable the interrupt
and this is generic not omap4 must be in a seperate patch