fix(fvp): avoid stack usage in check_cpupwrctrl_el1_is_available()

The function is called from assembly language before the stack is set
up. This fix prevents accessing unmapped memory at 0xffffffff_ffffffxx
by not storing the midr_no_cpupwrctl array on the stack.

Change-Id: I920e32c34bddf86a1dbf05b7115026413483b3c1
Signed-off-by: Linus Nielsen <linus@haxx.se>
1 file changed