diff options
Diffstat (limited to 'kern/inc/pv.h')
| -rw-r--r-- | kern/inc/pv.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/kern/inc/pv.h b/kern/inc/pv.h index 550446c..eeecd47 100644 --- a/kern/inc/pv.h +++ b/kern/inc/pv.h @@ -46,6 +46,11 @@ typedef struct pv_idt_entry_s { int desc; } pv_idt_entry_t; +typedef struct pv_irq_s { + int pending; + int arg; +} pv_irq_t; + #define PV_FAULT_START 0 #define PV_FAULT_END 20 #define PV_IRQ_START 32 @@ -58,6 +63,7 @@ typedef struct pv_idt_entry_s { typedef struct pv_idt_s { pv_idt_entry_t fault[PV_FAULT_END - PV_FAULT_START]; pv_idt_entry_t irq[PV_IRQ_END - PV_IRQ_START]; + pv_irq_t pending_irq[PV_IRQ_END - PV_IRQ_START]; pv_idt_entry_t syscall_1[PV_SYSCALL_1_END - PV_SYSCALL_1_START]; pv_idt_entry_t syscall_2[PV_SYSCALL_2_END - PV_SYSCALL_2_START]; } pv_idt_t; @@ -114,13 +120,15 @@ void pv_die(char* reason); void pv_switch_mode(process_t* p, int kernelmode); -void select_pv_pd(process_t* p, pv_pd_t* pv_pd); +void pv_select_pd(process_t* p, pv_pd_t* pv_pd); void pv_handle_fault(ureg_t* frame, thread_t* t); struct stack_frame_s; typedef struct stack_frame_s stack_frame_t; -int pv_inject_interrupt(stack_frame_t* f, int index, int arg); +int pv_inject_irq(stack_frame_t* f, int index, int arg); + +void pv_check_pending_irq(stack_frame_t* f); typedef struct pv_frame_s { reg_t cr2; |