WebSVN – HelenOS – Diff – //trunk/kernel/arch/ia32/src/interrupt.c



 
    if (!symbol)
        symbol = "";
 
    if (CPU)
        printf("----------------EXCEPTION OCCURED (cpu%u)----------------\n", CPU->id);
    else
        printf("----------------EXCEPTION OCCURED----------------\n");
       
    printf("%%eip: %#lx (%s)\n", istate->eip, symbol);
    printf("ERROR_WORD=%#lx\n", istate->error_word);
    printf("%%cs=%#lx,flags=%#lx\n", istate->cs, istate->eflags);
    printf("%%eax=%#lx, %%ecx=%#lx, %%edx=%#lx, %%esp=%p\n", istate->eax, istate->ecx, istate->edx, &istate->stack[0]);
#ifdef CONFIG_DEBUG_ALLREGS
    printf("%%esi=%#lx, %%edi=%#lx, %%ebp=%#lx, %%ebx=%#lx\n", istate->esi, istate->edi, istate->ebp, istate->ebx);
#endif
    printf("stack: %#lx, %#lx, %#lx, %#lx\n", istate->stack[0], istate->stack[1], istate->stack[2], istate->stack[3]);
    printf("       %#lx, %#lx, %#lx, %#lx\n", istate->stack[4], istate->stack[5], istate->stack[6], istate->stack[7]);
}
 
static void trap_virtual_eoi(void)
{
    if (eoi_function)

    decode_istate(istate);
    panic("unserviced interrupt: %d\n", n);
}
 
/** General Protection Fault. */
static void gp_fault(int n __attribute__((unused)), istate_t *istate)
{
    if (TASK) {
        count_t ver;
       
        spinlock_lock(&TASK->lock);

 
    decode_istate(istate);
    panic("general protection fault\n");
}
 
static void ss_fault(int n __attribute__((unused)), istate_t *istate)
{
    fault_if_from_uspace(istate, "stack fault");
 
    decode_istate(istate);
    panic("stack fault\n");
}
 
static void simd_fp_exception(int n __attribute__((unused)), istate_t *istate)
{
    uint32_t mxcsr;
    asm (
        "stmxcsr %0;\n"
        : "=m" (mxcsr)
    );
    fault_if_from_uspace(istate, "SIMD FP exception(19), MXCSR: %#zx",
        (unative_t) mxcsr);
 
    decode_istate(istate);
    printf("MXCSR: %#lx\n", mxcsr);
    panic("SIMD FP exception(19)\n");
}
 
static void nm_fault(int n __attribute__((unused)), istate_t *istate __attribute__((unused)))
{
#ifdef CONFIG_FPU_LAZY     
    scheduler_fpu_lazy_request();
#else
    fault_if_from_uspace(istate, "fpu fault");
    panic("fpu fault");
#endif
}
 
#ifdef CONFIG_SMP
static void tlb_shootdown_ipi(int n __attribute__((unused)), istate_t *istate __attribute__((unused)))
{
    trap_virtual_eoi();
    tlb_shootdown_ipi_recv();
}
#endif
 
/** Handler of IRQ exceptions */
static void irq_interrupt(int n, istate_t *istate __attribute__((unused)))
{
    ASSERT(n >= IVT_IRQBASE);
   
    int inum = n - IVT_IRQBASE;
    bool ack = false;

    } else {
        /*
         * Spurious interrupt.
         */
#ifdef CONFIG_DEBUG
        printf("cpu%u: spurious interrupt (inum=%d)\n", CPU->id, inum);
#endif
    }
   
    if (!ack)
        trap_virtual_eoi();

Rev 2218	Rev 2439
Line 67...	Line 67...
67		67
68	if (!symbol)	68	if (!symbol)
69	symbol = "";	69	symbol = "";
70		70
71	if (CPU)	71	if (CPU)
72	printf("----------------EXCEPTION OCCURED (cpu%d)----------------\n", CPU->id);	72	printf("----------------EXCEPTION OCCURED (cpu%u)----------------\n", CPU->id);
73	else	73	else
74	printf("----------------EXCEPTION OCCURED----------------\n");	74	printf("----------------EXCEPTION OCCURED----------------\n");
75		75
76	printf("%%eip: %#x (%s)\n",istate->eip,symbol);	76	printf("%%eip: %#lx (%s)\n", istate->eip, symbol);
77	printf("ERROR_WORD=%#x\n", istate->error_word);	77	printf("ERROR_WORD=%#lx\n", istate->error_word);
78	printf("%%cs=%#x,flags=%#x\n", istate->cs, istate->eflags);	78	printf("%%cs=%#lx,flags=%#lx\n", istate->cs, istate->eflags);
79	printf("%%eax=%#x, %%ecx=%#x, %%edx=%#x, %%esp=%#x\n", istate->eax,istate->ecx,istate->edx,&istate->stack[0]);	79	printf("%%eax=%#lx, %%ecx=%#lx, %%edx=%#lx, %%esp=%p\n", istate->eax, istate->ecx, istate->edx, &istate->stack[0]);
80	#ifdef CONFIG_DEBUG_ALLREGS	80	#ifdef CONFIG_DEBUG_ALLREGS
81	printf("%%esi=%#x, %%edi=%#x, %%ebp=%#x, %%ebx=%#x\n", istate->esi,istate->edi,istate->ebp,istate->ebx);	81	printf("%%esi=%#lx, %%edi=%#lx, %%ebp=%#lx, %%ebx=%#lx\n", istate->esi, istate->edi, istate->ebp, istate->ebx);
82	#endif	82	#endif
83	printf("stack: %#x, %#x, %#x, %#x\n", istate->stack[0], istate->stack[1], istate->stack[2], istate->stack[3]);	83	printf("stack: %#lx, %#lx, %#lx, %#lx\n", istate->stack[0], istate->stack[1], istate->stack[2], istate->stack[3]);
84	printf(" %#x, %#x, %#x, %#x\n", istate->stack[4], istate->stack[5], istate->stack[6], istate->stack[7]);	84	printf(" %#lx, %#lx, %#lx, %#lx\n", istate->stack[4], istate->stack[5], istate->stack[6], istate->stack[7]);
85	}	85	}
86		86
87	static void trap_virtual_eoi(void)	87	static void trap_virtual_eoi(void)
88	{	88	{
89	if (eoi_function)	89	if (eoi_function)
Line 100...	Line 100...
100	decode_istate(istate);	100	decode_istate(istate);
101	panic("unserviced interrupt: %d\n", n);	101	panic("unserviced interrupt: %d\n", n);
102	}	102	}
103		103
104	/** General Protection Fault. */	104	/** General Protection Fault. */
105	static void gp_fault(int n, istate_t *istate)	105	static void gp_fault(int n __attribute__((unused)), istate_t *istate)
106	{	106	{
107	if (TASK) {	107	if (TASK) {
108	count_t ver;	108	count_t ver;
109		109
110	spinlock_lock(&TASK->lock);	110	spinlock_lock(&TASK->lock);
Line 127...	Line 127...
127		127
128	decode_istate(istate);	128	decode_istate(istate);
129	panic("general protection fault\n");	129	panic("general protection fault\n");
130	}	130	}
131		131
132	static void ss_fault(int n, istate_t *istate)	132	static void ss_fault(int n __attribute__((unused)), istate_t *istate)
133	{	133	{
134	fault_if_from_uspace(istate, "stack fault");	134	fault_if_from_uspace(istate, "stack fault");
135		135
136	decode_istate(istate);	136	decode_istate(istate);
137	panic("stack fault\n");	137	panic("stack fault\n");
138	}	138	}
139		139
140	static void simd_fp_exception(int n, istate_t *istate)	140	static void simd_fp_exception(int n __attribute__((unused)), istate_t *istate)
141	{	141	{
142	uint32_t mxcsr;	142	uint32_t mxcsr;
143	asm (	143	asm (
144	"stmxcsr %0;\n"	144	"stmxcsr %0;\n"
145	:"=m"(mxcsr)	145	: "=m" (mxcsr)
146	);	146	);
147	fault_if_from_uspace(istate, "SIMD FP exception(19), MXCSR: %#zx",	147	fault_if_from_uspace(istate, "SIMD FP exception(19), MXCSR: %#zx",
148	(unative_t)mxcsr);	148	(unative_t) mxcsr);
149		149
150	decode_istate(istate);	150	decode_istate(istate);
151	printf("MXCSR: %#zx\n",(unative_t)(mxcsr));	151	printf("MXCSR: %#lx\n", mxcsr);
152	panic("SIMD FP exception(19)\n");	152	panic("SIMD FP exception(19)\n");
153	}	153	}
154		154
155	static void nm_fault(int n, istate_t *istate)	155	static void nm_fault(int n __attribute__((unused)), istate_t *istate __attribute__((unused)))
156	{	156	{
157	#ifdef CONFIG_FPU_LAZY	157	#ifdef CONFIG_FPU_LAZY
158	scheduler_fpu_lazy_request();	158	scheduler_fpu_lazy_request();
159	#else	159	#else
160	fault_if_from_uspace(istate, "fpu fault");	160	fault_if_from_uspace(istate, "fpu fault");
161	panic("fpu fault");	161	panic("fpu fault");
162	#endif	162	#endif
163	}	163	}
164		164
165	#ifdef CONFIG_SMP	165	#ifdef CONFIG_SMP
166	static void tlb_shootdown_ipi(int n, istate_t *istate)	166	static void tlb_shootdown_ipi(int n __attribute__((unused)), istate_t *istate __attribute__((unused)))
167	{	167	{
168	trap_virtual_eoi();	168	trap_virtual_eoi();
169	tlb_shootdown_ipi_recv();	169	tlb_shootdown_ipi_recv();
170	}	170	}
171	#endif	171	#endif
172		172
173	/** Handler of IRQ exceptions */	173	/** Handler of IRQ exceptions */
174	static void irq_interrupt(int n, istate_t *istate)	174	static void irq_interrupt(int n, istate_t *istate __attribute__((unused)))
175	{	175	{
176	ASSERT(n >= IVT_IRQBASE);	176	ASSERT(n >= IVT_IRQBASE);
177		177
178	int inum = n - IVT_IRQBASE;	178	int inum = n - IVT_IRQBASE;
179	bool ack = false;	179	bool ack = false;
Line 196...	Line 196...
196	} else {	196	} else {
197	/*	197	/*
198	* Spurious interrupt.	198	* Spurious interrupt.
199	*/	199	*/
200	#ifdef CONFIG_DEBUG	200	#ifdef CONFIG_DEBUG
201	printf("cpu%d: spurious interrupt (inum=%d)\n", CPU->id, inum);	201	printf("cpu%u: spurious interrupt (inum=%d)\n", CPU->id, inum);
202	#endif	202	#endif
203	}	203	}
204		204
205	if (!ack)	205	if (!ack)
206	trap_virtual_eoi();	206	trap_virtual_eoi();

Subversion Repositories HelenOS

(root)//trunk/kernel/arch/ia32/src/interrupt.c – Rev 2218 → 2439