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sparc32,leon: add support for extended interrupt controller
The extended IRQ controller gives the LEON 16 more IRQs. The patch installs a custom handler for the exetended controller IRQ, where a register is read and the "real" IRQ causing IRQ is determined. Signed-off-by: Daniel Hellstrom <daniel@gaisler.com> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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Daniel Hellstrom
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David S. Miller
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Apr 21, 2011
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