V850 patches

[Savin Zlobec <savin at torina dot fe dot uni-lj dot si>]

Hi,

I have attached some patches for v850 hal.
Here is what they do:

v850_p1.diff - adds a CYGNUM_HAL_V85X_INITIAL_STACK_SIZE cdl option
               for controlling the size of startup stack. Fixes the
               CYGSEM_HAL_NEC_INLINE_INTERRUPT_FUNCTIONS <->
               CYGSEM_HAL_V85X_INLINE_INTERRUPT_FUNCTIONS typo.

v850_p2.diff - fixes the __skipinst function in v850_stub (the
               breakpoint inst on v850 is a "br *" and next_pc
               won't skip it) and adds the 2ram section in linker
               script.

v850_p3.diff - adds the hal_delay_us function and RedBoot hal options
               cdl component to ceb platform (I don't have the ceb platform
               so this patch is untested - but should work on any
               v850SA1/v850SB1 platform).

NOTE: for RedBoot to work on ceb the size of reserved RAM should be
      increased in MLT RAM files.

savin

Attachment: v850_p1.diff
Description: v850_p1.diff

Attachment: v850_p2.diff
Description: v850_p2.diff

Attachment: v850_p3.diff
Description: v850_p3.diff