[PATCH V9 07/13] MIPS: Loongson 3: Add IRQ init and dispatch support

2013-01-29 Thread Huacai Chen
IRQ routing path of Loongson-3: Devices(most) --> I8259 --> HT Controller --> IRQ Routing Table --> CPU ^ | Device(legacy devices such as UART) --> Bonito ---| IRQ Routing Table route 32 INTs to

[PATCH V9 07/13] MIPS: Loongson 3: Add IRQ init and dispatch support

2013-01-29 Thread Huacai Chen
IRQ routing path of Loongson-3: Devices(most) -- I8259 -- HT Controller -- IRQ Routing Table -- CPU ^ | Device(legacy devices such as UART) -- Bonito ---| IRQ Routing Table route 32 INTs to CPU's