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  • kernel/arch/ia32/include/interrupt.h

    r7a0359b r6473d41  
    3838#include <typedefs.h>
    3939#include <arch/pm.h>
    40 #include <trace.h>
    4140
    42 #define IVT_ITEMS  IDT_ITEMS
    43 #define IVT_FIRST  0
     41#define IVT_ITEMS       IDT_ITEMS
     42#define IVT_FIRST       0
    4443
    45 #define EXC_COUNT  32
    46 #define IRQ_COUNT  16
     44#define EXC_COUNT       32
     45#define IRQ_COUNT       16
    4746
    48 #define IVT_EXCBASE   0
    49 #define IVT_IRQBASE   (IVT_EXCBASE + EXC_COUNT)
    50 #define IVT_FREEBASE  (IVT_IRQBASE + IRQ_COUNT)
     47#define IVT_EXCBASE     0
     48#define IVT_IRQBASE     (IVT_EXCBASE + EXC_COUNT)
     49#define IVT_FREEBASE    (IVT_IRQBASE + IRQ_COUNT)
    5150
    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
     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
     56#define IRQ_DP8390      9
    5857
    59 /* This one must have four least significant bits set to ones */
    60 #define VECTOR_APIC_SPUR  (IVT_ITEMS - 1)
     58/* this one must have four least significant bits set to ones */
     59#define VECTOR_APIC_SPUR        (IVT_ITEMS - 1)
    6160
    6261#if (((VECTOR_APIC_SPUR + 1) % 16) || VECTOR_APIC_SPUR >= IVT_ITEMS)
     
    6463#endif
    6564
    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)
     65#define VECTOR_DEBUG                    1
     66#define VECTOR_CLK                      (IVT_IRQBASE + IRQ_CLK)
     67#define VECTOR_PIC_SPUR                 (IVT_IRQBASE + IRQ_PIC_SPUR)
     68#define VECTOR_SYSCALL                  IVT_FREEBASE
     69#define VECTOR_TLB_SHOOTDOWN_IPI        (IVT_FREEBASE + 1)
     70#define VECTOR_DEBUG_IPI                (IVT_FREEBASE + 2)
    7271
    7372typedef struct istate {
     
    8079        uint32_t ebp;
    8180       
    82         uint32_t ebp_frame;  /* imitation of frame pointer linkage */
    83         uint32_t eip_frame;  /* imitation of return address linkage */
    84        
     81        uint32_t ebp_frame;     /* imitation of frame pointer linkage */
     82        uint32_t eip_frame;     /* imitation of return address linkage */
     83
    8584        uint32_t gs;
    8685        uint32_t fs;
    8786        uint32_t es;
    8887        uint32_t ds;
    89        
    90         uint32_t error_word;  /* real or fake error word */
     88
     89        uint32_t error_word;    /* real or fake error word */
    9190        uint32_t eip;
    9291        uint32_t cs;
    9392        uint32_t eflags;
    94         uint32_t esp;         /* only if istate_t is from uspace */
    95         uint32_t ss;          /* only if istate_t is from uspace */
     93        uint32_t esp;           /* only if istate_t is from uspace */
     94        uint32_t ss;            /* only if istate_t is from uspace */
    9695} istate_t;
    9796
    9897/** Return true if exception happened while in userspace */
    99 NO_TRACE static inline int istate_from_uspace(istate_t *istate)
     98static inline int istate_from_uspace(istate_t *istate)
    10099{
    101100        return !(istate->eip & 0x80000000);
    102101}
    103102
    104 NO_TRACE static inline void istate_set_retaddr(istate_t *istate,
    105     uintptr_t retaddr)
     103static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr)
    106104{
    107105        istate->eip = retaddr;
    108106}
    109107
    110 NO_TRACE static inline unative_t istate_get_pc(istate_t *istate)
     108static inline unative_t istate_get_pc(istate_t *istate)
    111109{
    112110        return istate->eip;
    113111}
    114112
    115 NO_TRACE static inline unative_t istate_get_fp(istate_t *istate)
     113static inline unative_t istate_get_fp(istate_t *istate)
    116114{
    117115        return istate->ebp;
    118116}
    119117
    120 extern void (* disable_irqs_function)(uint16_t);
    121 extern void (* enable_irqs_function)(uint16_t);
     118extern void (* disable_irqs_function)(uint16_t irqmask);
     119extern void (* enable_irqs_function)(uint16_t irqmask);
    122120extern void (* eoi_function)(void);
    123121
    124122extern void interrupt_init(void);
    125 extern void trap_virtual_enable_irqs(uint16_t);
    126 extern void trap_virtual_disable_irqs(uint16_t);
     123extern void trap_virtual_enable_irqs(uint16_t irqmask);
     124extern void trap_virtual_disable_irqs(uint16_t irqmask);
    127125
    128126#endif
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