This patch adds IRL(4bit encoded 15 level interrupt input) support
to SH using qemu_irq as a multi level (!=on/off) signal.
Signed-off-by: NTakashi YOSHII <takasi-y@ops.dti.ne.jp>
Signed-off-by: NAndrzej Zaborowski <andrew.zaborowski@intel.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5925 c046a42c-6fe2-441c-8c8c-71466251a162