22 #define IRQF_TIMER (1<<IRQ_TIMER)
23 #define IRQF_NAND (1<<IRQ_NAND)
24 #define IRQF_AES (1<<IRQ_AES)
25 #define IRQF_SDHC (1<<IRQ_SDHC)
26 #define IRQF_GPIO1B (1<<IRQ_GPIO1B)
27 #define IRQF_GPIO1 (1<<IRQ_GPIO1)
28 #define IRQF_RESET (1<<IRQ_RESET)
29 #define IRQF_IPC (1<<IRQ_IPC)
30 #define IRQF_OHCI0 (1<<IRQ_OHCI0)
31 #define IRQF_OHCI1 (1<<IRQ_OHCI1)
34 IRQF_TIMER|IRQF_NAND|IRQF_GPIO1B|IRQF_GPIO1| \
35 IRQF_RESET|IRQF_IPC|IRQF_AES|IRQF_SDHC| \
36 IRQF_OHCI0|IRQF_OHCI1 \
40 /* broadway processor interface registers */
41 #define BW_PI_IRQFLAG (0x0c003000)
42 #define BW_PI_IRQMASK (0x0c003004)
44 // http://hitmen.c02.at/files/yagcd/yagcd/chap5.html#sec5.4
45 #define BW_PI_IRQ_RESET 1
46 #define BW_PI_IRQ_DI 2
47 #define BW_PI_IRQ_SI 3
48 #define BW_PI_IRQ_EXI 4
49 #define BW_PI_IRQ_AI 5
50 #define BW_PI_IRQ_DSP 6
51 #define BW_PI_IRQ_MEM 7
52 #define BW_PI_IRQ_VI 8
53 #define BW_PI_IRQ_PE_TOKEN 9
54 #define BW_PI_IRQ_PE_FINISH 10
55 #define BW_PI_IRQ_CP 11
56 #define BW_PI_IRQ_DEBUG 12
57 #define BW_PI_IRQ_HSP 13
58 #define BW_PI_IRQ_HW 14 //hollywood pic
60 /* stolen from libogc - gc/ogc/machine/processor.h */
61 #define _CPU_ISR_Enable() \
62 { register u32 _val = 0; \
63 __asm__ __volatile__ ( \
65 "ori %0,%0,0x8000\n" \
67 : "=&r" ((_val)) : "0" ((_val)) \
71 #define _CPU_ISR_Disable( _isr_cookie ) \
72 { register u32 _disable_mask = 0; \
74 __asm__ __volatile__ ( \
76 "rlwinm %1,%0,0,17,15\n" \
79 : "=&r" ((_isr_cookie)), "=&r" ((_disable_mask)) \
80 : "0" ((_isr_cookie)), "1" ((_disable_mask)) \
84 #define _CPU_ISR_Restore( _isr_cookie ) \
85 { register u32 _enable_mask = 0; \
86 __asm__ __volatile__ ( \
90 " ori %1,%1,0x8000\n" \
93 : "=r"((_isr_cookie)),"=&r" ((_enable_mask)) \
94 : "0"((_isr_cookie)),"1" ((_enable_mask)) \
98 void irq_initialize(void);
99 void irq_shutdown(void);
101 void irq_handler(void);
103 void irq_bw_enable(u32 irq);
104 void irq_bw_disable(u32 irq);
105 void irq_hw_enable(u32 irq);
106 void irq_hw_disable(u32 irq);
109 void irq_restore(u32 cookie);
112 static inline void irq_wait(void)
115 __asm__ volatile ( "mcr\tp15, 0, %0, c7, c0, 4" : : "r" (data) );
122 // stub functions allow us to avoid sprinkling other code with ifdefs
123 static inline u32 irq_kill(void) {
127 static inline void irq_restore(u32 cookie) {