Changes in kernel/arch/amd64/include/interrupt.h [1f7cb3a:f902d36] in mainline
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kernel/arch/amd64/include/interrupt.h
r1f7cb3a rf902d36 36 36 #define KERN_amd64_INTERRUPT_H_ 37 37 38 #include <arch/types.h> 38 #include <typedefs.h> 39 #include <arch/istate.h> 39 40 #include <arch/pm.h> 40 41 41 #define IVT_ITEMS 42 #define IVT_FIRST 42 #define IVT_ITEMS IDT_ITEMS 43 #define IVT_FIRST 0 43 44 44 #define EXC_COUNT 45 #define IRQ_COUNT 45 #define EXC_COUNT 32 46 #define IRQ_COUNT 16 46 47 47 #define IVT_EXCBASE 48 #define IVT_IRQBASE 49 #define IVT_FREEBASE 48 #define IVT_EXCBASE 0 49 #define IVT_IRQBASE (IVT_EXCBASE + EXC_COUNT) 50 #define IVT_FREEBASE (IVT_IRQBASE + IRQ_COUNT) 50 51 51 #define IRQ_CLK 0 52 #define IRQ_KBD 1 53 #define IRQ_PIC1 2 54 #define IRQ_PIC_SPUR 7 55 #define IRQ_MOUSE 12 52 #define IRQ_CLK 0 53 #define IRQ_KBD 1 54 #define IRQ_PIC1 2 55 #define IRQ_PIC_SPUR 7 56 #define IRQ_MOUSE 12 57 #define IRQ_NE2000 9 56 58 57 /* this one must have four least significant bits set to ones */58 #define VECTOR_APIC_SPUR 59 /* This one must have four least significant bits set to ones */ 60 #define VECTOR_APIC_SPUR (IVT_ITEMS - 1) 59 61 60 62 #if (((VECTOR_APIC_SPUR + 1) % 16) || VECTOR_APIC_SPUR >= IVT_ITEMS) … … 62 64 #endif 63 65 64 #define VECTOR_DEBUG 65 #define VECTOR_CLK 66 #define VECTOR_PIC_SPUR 67 #define VECTOR_SYSCALL 68 #define VECTOR_TLB_SHOOTDOWN_IPI 69 #define VECTOR_DEBUG_IPI 66 #define VECTOR_DEBUG 1 67 #define VECTOR_CLK (IVT_IRQBASE + IRQ_CLK) 68 #define VECTOR_PIC_SPUR (IVT_IRQBASE + IRQ_PIC_SPUR) 69 #define VECTOR_SYSCALL IVT_FREEBASE 70 #define VECTOR_TLB_SHOOTDOWN_IPI (IVT_FREEBASE + 1) 71 #define VECTOR_DEBUG_IPI (IVT_FREEBASE + 2) 70 72 71 /** This is passed to interrupt handlers */ 72 typedef struct { 73 uint64_t rax; 74 uint64_t rcx; 75 uint64_t rdx; 76 uint64_t rsi; 77 uint64_t rdi; 78 uint64_t r8; 79 uint64_t r9; 80 uint64_t r10; 81 uint64_t r11; 82 uint64_t error_word; 83 uint64_t rip; 84 uint64_t cs; 85 uint64_t rflags; 86 uint64_t stack[]; /* Additional data on stack */ 87 } istate_t; 73 extern void (* disable_irqs_function)(uint16_t); 74 extern void (* enable_irqs_function)(uint16_t); 75 extern void (* eoi_function)(void); 76 extern const char *irqs_info; 88 77 89 /** Return true if exception happened while in userspace */90 static inline int istate_from_uspace(istate_t *istate)91 {92 return !(istate->rip & 0x8000000000000000);93 }94 95 static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr)96 {97 istate->rip = retaddr;98 }99 static inline unative_t istate_get_pc(istate_t *istate)100 {101 return istate->rip;102 }103 104 extern void (* disable_irqs_function)(uint16_t irqmask);105 extern void (* enable_irqs_function)(uint16_t irqmask);106 extern void (* eoi_function)(void);107 108 extern void decode_istate(int n, istate_t *istate);109 78 extern void interrupt_init(void); 110 extern void trap_virtual_enable_irqs(uint16_t irqmask); 111 extern void trap_virtual_disable_irqs(uint16_t irqmask); 112 /* AMD64 - specific page handler */ 113 extern void ident_page_fault(int n, istate_t *istate); 79 extern void trap_virtual_enable_irqs(uint16_t); 80 extern void trap_virtual_disable_irqs(uint16_t); 114 81 115 82 #endif
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