WebSVN – HelenOS-historic – Diff – /kernel/trunk/arch/amd64/src/interrupt.c



        stack++;
    }
    printf("\n");
}
 
static void print_info_errcode(int n, void *st)
{
    char *symbol;
    __native *x = (__native *) st;
 
    if (!(symbol=get_symtab_entry(x[1])))
        symbol = "";
 
    printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__);

 
/*
 * Interrupt and exception dispatching.
 */
 
 
 
void (* disable_irqs_function)(__u16 irqmask) = NULL;
void (* enable_irqs_function)(__u16 irqmask) = NULL;
void (* eoi_function)(void) = NULL;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
void null_interrupt(int n, void *st)
{
    __native *stack = (__native *) st;
 
 
 
 
 
 
    printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__); \
    printf("stack: %L, %L, %L, %L\n", stack[0], stack[1], stack[2], stack[3]);
    panic("unserviced interrupt\n");
}
 
void gp_fault(int n, void *stack)
{
    print_info_errcode(n,stack);
    panic("general protection fault\n");
}
 
void ss_fault(int n, void *stack)
{
    print_info_errcode(n,stack);
    panic("stack fault\n");
}
 
 
void nm_fault(int n, void *stack)
{
#ifdef CONFIG_FPU_LAZY     
    scheduler_fpu_lazy_request();
#else
    panic("fpu fault");
#endif
}
 
 
 
void page_fault(int n, void *stack)
{
    print_info_errcode(n,stack);
    printf("Page fault address: %Q\n", read_cr2());
    panic("page fault\n");
}
 
void syscall(int n, void *stack)
{
    printf("cpu%d: syscall\n", CPU->id);
    thread_usleep(1000);
}
 
void tlb_shootdown_ipi(int n, void *stack)
{
    trap_virtual_eoi();
    tlb_shootdown_ipi_recv();
}
 
void wakeup_ipi(int n, void *stack)
{
    trap_virtual_eoi();
}
 
void trap_virtual_enable_irqs(__u16 irqmask)

Rev 534	Rev 576
Line 55...	Line 55...
55	stack++;	55	stack++;
56	}	56	}
57	printf("\n");	57	printf("\n");
58	}	58	}
59		59
60	static void print_info_errcode(__u8 n, __native x[])	60	static void print_info_errcode(int n, void *st)
61	{	61	{
62	char *symbol;	62	char *symbol;
-		63	__native x = (__native ) st;
63		64
64	if (!(symbol=get_symtab_entry(x[1])))	65	if (!(symbol=get_symtab_entry(x[1])))
65	symbol = "";	66	symbol = "";
66		67
67	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__);	68	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__);
Line 86...	Line 87...
86		87
87	/*	88	/*
88	* Interrupt and exception dispatching.	89	* Interrupt and exception dispatching.
89	*/	90	*/
90		91
91	static iroutine ivt[IVT_ITEMS];	-
92		-
93	void (* disable_irqs_function)(__u16 irqmask) = NULL;	92	void (* disable_irqs_function)(__u16 irqmask) = NULL;
94	void (* enable_irqs_function)(__u16 irqmask) = NULL;	93	void (* enable_irqs_function)(__u16 irqmask) = NULL;
95	void (* eoi_function)(void) = NULL;	94	void (* eoi_function)(void) = NULL;
96		95
97	iroutine trap_register(__u8 n, iroutine f)	-
98	{	-
99	ASSERT(n < IVT_ITEMS);	-
100		-
101	iroutine old;	-
102		-
103	old = ivt[n];	-
104	ivt[n] = f;	-
105		-
106	return old;	-
107	}	-
108		-
109	/*	-
110	* Called directly from the assembler code.	-
111	* CPU is interrupts_disable()'d.	-
112	*/	-
113	void trap_dispatcher(__u8 n, __native stack[])	96	void null_interrupt(int n, void *st)
114	{	97	{
115	ASSERT(n < IVT_ITEMS);	98	__native stack = (__native ) st;
116		-
117	ivt[n](n, stack);	-
118	}	-
119		99
120	void null_interrupt(__u8 n, __native stack[])	-
121	{	-
122	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__); \	100	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__); \
123	printf("stack: %L, %L, %L, %L\n", stack[0], stack[1], stack[2], stack[3]);	101	printf("stack: %L, %L, %L, %L\n", stack[0], stack[1], stack[2], stack[3]);
124	panic("unserviced interrupt\n");	102	panic("unserviced interrupt\n");
125	}	103	}
126		104
127	void gp_fault(__u8 n, __native stack[])	105	void gp_fault(int n, void *stack)
128	{	106	{
129	print_info_errcode(n,stack);	107	print_info_errcode(n,stack);
130	panic("general protection fault\n");	108	panic("general protection fault\n");
131	}	109	}
132		110
133	void ss_fault(__u8 n, __native stack[])	111	void ss_fault(int n, void *stack)
134	{	112	{
135	print_info_errcode(n,stack);	113	print_info_errcode(n,stack);
136	panic("stack fault\n");	114	panic("stack fault\n");
137	}	115	}
138		116
139		117
140	void nm_fault(__u8 n, __native stack[])	118	void nm_fault(int n, void *stack)
141	{	119	{
142	#ifdef CONFIG_FPU_LAZY	120	#ifdef CONFIG_FPU_LAZY
143	scheduler_fpu_lazy_request();	121	scheduler_fpu_lazy_request();
144	#else	122	#else
145	panic("fpu fault");	123	panic("fpu fault");
146	#endif	124	#endif
147	}	125	}
148		126
149		127
150		128
151	void page_fault(__u8 n, __native stack[])	129	void page_fault(int n, void *stack)
152	{	130	{
153	print_info_errcode(n,stack);	131	print_info_errcode(n,stack);
154	printf("Page fault address: %Q\n", read_cr2());	132	printf("Page fault address: %Q\n", read_cr2());
155	panic("page fault\n");	133	panic("page fault\n");
156	}	134	}
157		135
158	void syscall(__u8 n, __native stack[])	136	void syscall(int n, void *stack)
159	{	137	{
160	printf("cpu%d: syscall\n", CPU->id);	138	printf("cpu%d: syscall\n", CPU->id);
161	thread_usleep(1000);	139	thread_usleep(1000);
162	}	140	}
163		141
164	void tlb_shootdown_ipi(__u8 n, __native stack[])	142	void tlb_shootdown_ipi(int n, void *stack)
165	{	143	{
166	trap_virtual_eoi();	144	trap_virtual_eoi();
167	tlb_shootdown_ipi_recv();	145	tlb_shootdown_ipi_recv();
168	}	146	}
169		147
170	void wakeup_ipi(__u8 n, __native stack[])	148	void wakeup_ipi(int n, void *stack)
171	{	149	{
172	trap_virtual_eoi();	150	trap_virtual_eoi();
173	}	151	}
174		152
175	void trap_virtual_enable_irqs(__u16 irqmask)	153	void trap_virtual_enable_irqs(__u16 irqmask)

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/amd64/src/interrupt.c – Rev 534 → 576