Changes in kernel/arch/amd64/include/interrupt.h [304342e:c0e9f3f] in mainline
- File:
-
- 1 edited
-
kernel/arch/amd64/include/interrupt.h (modified) (2 diffs)
Legend:
- Unmodified
- Added
- Removed
-
kernel/arch/amd64/include/interrupt.h
r304342e rc0e9f3f 36 36 #define KERN_amd64_INTERRUPT_H_ 37 37 38 #include < arch/types.h>38 #include <typedefs.h> 39 39 #include <arch/pm.h> 40 #include <trace.h> 40 41 41 #define IVT_ITEMS IDT_ITEMS42 #define IVT_FIRST 042 #define IVT_ITEMS IDT_ITEMS 43 #define IVT_FIRST 0 43 44 44 #define EXC_COUNT 3245 #define IRQ_COUNT 1645 #define EXC_COUNT 32 46 #define IRQ_COUNT 16 46 47 47 #define IVT_EXCBASE 048 #define IVT_IRQBASE (IVT_EXCBASE + EXC_COUNT)49 #define IVT_FREEBASE (IVT_IRQBASE + IRQ_COUNT)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_DP8390 9 56 58 57 /* this one must have four least significant bits set to ones */58 #define VECTOR_APIC_SPUR (IVT_ITEMS - 1)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 165 #define VECTOR_CLK (IVT_IRQBASE + IRQ_CLK)66 #define VECTOR_PIC_SPUR (IVT_IRQBASE + IRQ_PIC_SPUR)67 #define VECTOR_SYSCALL IVT_FREEBASE68 #define VECTOR_TLB_SHOOTDOWN_IPI (IVT_FREEBASE + 1)69 #define VECTOR_DEBUG_IPI (IVT_FREEBASE + 2)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 73 /** This is passed to interrupt handlers */ 72 74 typedef struct istate { 73 75 uint64_t rax; 76 uint64_t rbx; 74 77 uint64_t rcx; 75 78 uint64_t rdx; 76 79 uint64_t rsi; 77 80 uint64_t rdi; 81 uint64_t rbp; 78 82 uint64_t r8; 79 83 uint64_t r9; 80 84 uint64_t r10; 81 85 uint64_t r11; 82 uint64_t rbp; 83 uint64_t error_word; 86 uint64_t r12; 87 uint64_t r13; 88 uint64_t r14; 89 uint64_t r15; 90 uint64_t alignment; /* align rbp_frame on multiple of 16 */ 91 uint64_t rbp_frame; /* imitation of frame pointer linkage */ 92 uint64_t rip_frame; /* imitation of return address linkage */ 93 uint64_t error_word; /* real or fake error word */ 84 94 uint64_t rip; 85 95 uint64_t cs; 86 96 uint64_t rflags; 87 uint64_t stack[]; /* Additional data on stack */ 97 uint64_t rsp; /* only if istate_t is from uspace */ 98 uint64_t ss; /* only if istate_t is from uspace */ 88 99 } istate_t; 89 100 90 101 /** Return true if exception happened while in userspace */ 91 static inline int istate_from_uspace(istate_t *istate)102 NO_TRACE static inline int istate_from_uspace(istate_t *istate) 92 103 { 93 104 return !(istate->rip & 0x8000000000000000); 94 105 } 95 106 96 static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) 107 NO_TRACE static inline void istate_set_retaddr(istate_t *istate, 108 uintptr_t retaddr) 97 109 { 98 110 istate->rip = retaddr; 99 111 } 100 static inline unative_t istate_get_pc(istate_t *istate) 112 113 NO_TRACE static inline unative_t istate_get_pc(istate_t *istate) 101 114 { 102 115 return istate->rip; 103 116 } 104 static inline unative_t istate_get_fp(istate_t *istate) 117 118 NO_TRACE static inline unative_t istate_get_fp(istate_t *istate) 105 119 { 106 120 return istate->rbp; 107 121 } 108 122 109 extern void (* disable_irqs_function)(uint16_t irqmask);110 extern void (* enable_irqs_function)(uint16_t irqmask);123 extern void (* disable_irqs_function)(uint16_t); 124 extern void (* enable_irqs_function)(uint16_t); 111 125 extern void (* eoi_function)(void); 112 126 113 extern void decode_istate(int n, istate_t *istate);114 127 extern void interrupt_init(void); 115 extern void trap_virtual_enable_irqs(uint16_t irqmask); 116 extern void trap_virtual_disable_irqs(uint16_t irqmask); 117 /* AMD64 - specific page handler */ 118 extern void ident_page_fault(int n, istate_t *istate); 128 extern void trap_virtual_enable_irqs(uint16_t); 129 extern void trap_virtual_disable_irqs(uint16_t); 119 130 120 131 #endif
Note:
See TracChangeset
for help on using the changeset viewer.
