On 30 September 2012 06:50, vj <vicencb@xxxxxxxxx> 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");
> }
>
> #ifdef CONFIG_THUMB2_BAREBOX
> diff --git a/arch/arm/mach-omap/Kconfig b/arch/arm/mach-omap/Kconfig
> index d735284..16583cb 100644
> --- a/arch/arm/mach-omap/Kconfig
> +++ b/arch/arm/mach-omap/Kconfig
> @@ -96,6 +96,13 @@ config ARCH_TEXT_BASE
> default 0x80e80000 if MACH_OMAP343xSDP
> default 0x80e80000 if MACH_BEAGLE
>
> +config OMAP4_USBBOOT
> + bool "enable booting from USB"
> + default n
> + depends on ARCH_OMAP4 && !MMU
> + help
> + Enable this to enable USB booting
> +
Can we add more detailed description here? E.g.:
Say Y here if you want to be able to boot <name of the chip family
here> from USB.
You need an utility program called <name of the program here> to boot
from USB. Please read <file name or URL here> for more information.
--
Best regards,
Antony Pavlov
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