They haven't seen development activity for the better part
of two decades and apparently were never able to even boot
to Rockbox, although the Rockbox bootloader could load the
original firmware.
Change-Id: I5cfa5909c21feaf2825aa685a05e78044b893a13
ie by only using HAVE_BOOTLOADER_USB_MODE, instead of blanket-enabling
USB_ENABLE_STORAGE for numerous SoC families
Change-Id: Ief433a1d693876072779e714883438c0012ba2e0
M-profile cores manage interrupts differently from classic cores
and lack the FIQ. Split the interrupt management parts out into
separate headers but keep the endian swapping routines (which are
not profile-dependent) in the common system-arm header.
The initial part of the vector table is common to all Cortex-M
CPUs and is intended to be included by the target linker script,
with the vendor-specific part of the vector table appended to it.
Change-Id: Ib2ad5b9dc41db27940e39033cfef4308923db66d