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


/*
 * Copyright (C) 2001-2004 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#include <arch/interrupt.h>
#include <print.h>
#include <debug.h>
#include <panic.h>
#include <arch/i8259.h>
#include <func.h>
#include <cpu.h>
#include <arch/asm.h>
#include <mm/tlb.h>
#include <mm/as.h>
#include <arch.h>
#include <symtab.h>
#include <arch/asm.h>
#include <proc/scheduler.h>
#include <proc/thread.h>
 
 
static void messy_stack_trace(__native *stack)
{
    __native *upper_limit = (__native *)(((__native)get_stack_base()) + STACK_SIZE);
    char *symbol;
 
    printf("Stack contents: ");
    while (stack < upper_limit) {
        symbol = get_symtab_entry((__address)*stack);
        if (symbol)
            printf("%s, ", symbol);
        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__);
    printf("%%rip: %Q (%s)\n",x[1],symbol);
    printf("ERROR_WORD=%Q\n", x[0]);
    printf("%%rcs=%Q,flags=%Q, %%cr0=%Q\n", x[2], x[3],read_cr0());
    printf("%%rax=%Q, %%rbx=%Q, %%rcx=%Q\n",x[-2],x[-3],x[-4]);
    printf("%%rdx=%Q, %%rsi=%Q, %%rdi=%Q\n",x[-5],x[-6],x[-7]);
    printf("%%r8 =%Q, %%r9 =%Q, %%r10=%Q\n",x[-8],x[-9],x[-10]);
    printf("%%r11=%Q, %%r12=%Q, %%r13=%Q\n",x[-11],x[-12],x[-13]);
    printf("%%r14=%Q, %%r15=%Q, %%rsp=%Q\n",x[-14],x[-15],x);
    printf("%%rbp=%Q\n",x[-1]);
    printf("stack: %Q, %Q, %Q\n", x[5], x[6], x[7]);
    printf("       %Q, %Q, %Q\n", x[8], x[9], x[10]);
    printf("       %Q, %Q, %Q\n", x[11], x[12], x[13]);
    printf("       %Q, %Q, %Q\n", x[14], x[15], x[16]);
    printf("       %Q, %Q, %Q\n", x[17], x[18], x[19]);
    printf("       %Q, %Q, %Q\n", x[20], x[21], x[22]);
    printf("       %Q, %Q, %Q\n", x[23], x[24], x[25]);
    messy_stack_trace(&x[5]);
}
 
/*
 * 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)
{
    __address page;
   
    page = read_cr2();
    if (!as_page_fault(page)) {
        print_info_errcode(n,stack);
        printf("Page fault address: %Q\n", page);
        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)
{
    if (enable_irqs_function)
        enable_irqs_function(irqmask);
    else
        panic("no enable_irqs_function\n");
}
 
void trap_virtual_disable_irqs(__u16 irqmask)
{
    if (disable_irqs_function)
        disable_irqs_function(irqmask);
    else
        panic("no disable_irqs_function\n");
}
 
void trap_virtual_eoi(void)
{
    if (eoi_function)
        eoi_function();
    else
        panic("no eoi_function\n");
 
}
 

Rev 576	Rev 703
1	/*	1	/*
2	* Copyright (C) 2001-2004 Jakub Jermar	2	* Copyright (C) 2001-2004 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	#include <arch/interrupt.h>	29	#include <arch/interrupt.h>
30	#include <print.h>	30	#include <print.h>
31	#include <debug.h>	31	#include <debug.h>
32	#include <panic.h>	32	#include <panic.h>
33	#include <arch/i8259.h>	33	#include <arch/i8259.h>
34	#include <func.h>	34	#include <func.h>
35	#include <cpu.h>	35	#include <cpu.h>
36	#include <arch/asm.h>	36	#include <arch/asm.h>
37	#include <mm/tlb.h>	37	#include <mm/tlb.h>
-		38	#include <mm/as.h>
38	#include <arch.h>	39	#include <arch.h>
39	#include <symtab.h>	40	#include <symtab.h>
40	#include <arch/asm.h>	41	#include <arch/asm.h>
41	#include <proc/scheduler.h>	42	#include <proc/scheduler.h>
42	#include <proc/thread.h>	43	#include <proc/thread.h>
43		44
44		45
45	static void messy_stack_trace(__native *stack)	46	static void messy_stack_trace(__native *stack)
46	{	47	{
47	__native upper_limit = (__native )(((__native)get_stack_base()) + STACK_SIZE);	48	__native upper_limit = (__native )(((__native)get_stack_base()) + STACK_SIZE);
48	char *symbol;	49	char *symbol;
49		50
50	printf("Stack contents: ");	51	printf("Stack contents: ");
51	while (stack < upper_limit) {	52	while (stack < upper_limit) {
52	symbol = get_symtab_entry((__address)*stack);	53	symbol = get_symtab_entry((__address)*stack);
53	if (symbol)	54	if (symbol)
54	printf("%s, ", symbol);	55	printf("%s, ", symbol);
55	stack++;	56	stack++;
56	}	57	}
57	printf("\n");	58	printf("\n");
58	}	59	}
59		60
60	static void print_info_errcode(int n, void *st)	61	static void print_info_errcode(int n, void *st)
61	{	62	{
62	char *symbol;	63	char *symbol;
63	__native x = (__native ) st;	64	__native x = (__native ) st;
64		65
65	if (!(symbol=get_symtab_entry(x[1])))	66	if (!(symbol=get_symtab_entry(x[1])))
66	symbol = "";	67	symbol = "";
67		68
68	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__);	69	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__);
69	printf("%%rip: %Q (%s)\n",x[1],symbol);	70	printf("%%rip: %Q (%s)\n",x[1],symbol);
70	printf("ERROR_WORD=%Q\n", x[0]);	71	printf("ERROR_WORD=%Q\n", x[0]);
71	printf("%%rcs=%Q,flags=%Q, %%cr0=%Q\n", x[2], x[3],read_cr0());	72	printf("%%rcs=%Q,flags=%Q, %%cr0=%Q\n", x[2], x[3],read_cr0());
72	printf("%%rax=%Q, %%rbx=%Q, %%rcx=%Q\n",x[-2],x[-3],x[-4]);	73	printf("%%rax=%Q, %%rbx=%Q, %%rcx=%Q\n",x[-2],x[-3],x[-4]);
73	printf("%%rdx=%Q, %%rsi=%Q, %%rdi=%Q\n",x[-5],x[-6],x[-7]);	74	printf("%%rdx=%Q, %%rsi=%Q, %%rdi=%Q\n",x[-5],x[-6],x[-7]);
74	printf("%%r8 =%Q, %%r9 =%Q, %%r10=%Q\n",x[-8],x[-9],x[-10]);	75	printf("%%r8 =%Q, %%r9 =%Q, %%r10=%Q\n",x[-8],x[-9],x[-10]);
75	printf("%%r11=%Q, %%r12=%Q, %%r13=%Q\n",x[-11],x[-12],x[-13]);	76	printf("%%r11=%Q, %%r12=%Q, %%r13=%Q\n",x[-11],x[-12],x[-13]);
76	printf("%%r14=%Q, %%r15=%Q, %%rsp=%Q\n",x[-14],x[-15],x);	77	printf("%%r14=%Q, %%r15=%Q, %%rsp=%Q\n",x[-14],x[-15],x);
77	printf("%%rbp=%Q\n",x[-1]);	78	printf("%%rbp=%Q\n",x[-1]);
78	printf("stack: %Q, %Q, %Q\n", x[5], x[6], x[7]);	79	printf("stack: %Q, %Q, %Q\n", x[5], x[6], x[7]);
79	printf(" %Q, %Q, %Q\n", x[8], x[9], x[10]);	80	printf(" %Q, %Q, %Q\n", x[8], x[9], x[10]);
80	printf(" %Q, %Q, %Q\n", x[11], x[12], x[13]);	81	printf(" %Q, %Q, %Q\n", x[11], x[12], x[13]);
81	printf(" %Q, %Q, %Q\n", x[14], x[15], x[16]);	82	printf(" %Q, %Q, %Q\n", x[14], x[15], x[16]);
82	printf(" %Q, %Q, %Q\n", x[17], x[18], x[19]);	83	printf(" %Q, %Q, %Q\n", x[17], x[18], x[19]);
83	printf(" %Q, %Q, %Q\n", x[20], x[21], x[22]);	84	printf(" %Q, %Q, %Q\n", x[20], x[21], x[22]);
84	printf(" %Q, %Q, %Q\n", x[23], x[24], x[25]);	85	printf(" %Q, %Q, %Q\n", x[23], x[24], x[25]);
85	messy_stack_trace(&x[5]);	86	messy_stack_trace(&x[5]);
86	}	87	}
87		88
88	/*	89	/*
89	* Interrupt and exception dispatching.	90	* Interrupt and exception dispatching.
90	*/	91	*/
91		92
92	void (* disable_irqs_function)(__u16 irqmask) = NULL;	93	void (* disable_irqs_function)(__u16 irqmask) = NULL;
93	void (* enable_irqs_function)(__u16 irqmask) = NULL;	94	void (* enable_irqs_function)(__u16 irqmask) = NULL;
94	void (* eoi_function)(void) = NULL;	95	void (* eoi_function)(void) = NULL;
95		96
96	void null_interrupt(int n, void *st)	97	void null_interrupt(int n, void *st)
97	{	98	{
98	__native stack = (__native ) st;	99	__native stack = (__native ) st;
99		100
100	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__); \	101	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n,__FUNCTION__); \
101	printf("stack: %L, %L, %L, %L\n", stack[0], stack[1], stack[2], stack[3]);	102	printf("stack: %L, %L, %L, %L\n", stack[0], stack[1], stack[2], stack[3]);
102	panic("unserviced interrupt\n");	103	panic("unserviced interrupt\n");
103	}	104	}
104		105
105	void gp_fault(int n, void *stack)	106	void gp_fault(int n, void *stack)
106	{	107	{
107	print_info_errcode(n,stack);	108	print_info_errcode(n,stack);
108	panic("general protection fault\n");	109	panic("general protection fault\n");
109	}	110	}
110		111
111	void ss_fault(int n, void *stack)	112	void ss_fault(int n, void *stack)
112	{	113	{
113	print_info_errcode(n,stack);	114	print_info_errcode(n,stack);
114	panic("stack fault\n");	115	panic("stack fault\n");
115	}	116	}
116		117
117		118
118	void nm_fault(int n, void *stack)	119	void nm_fault(int n, void *stack)
119	{	120	{
120	#ifdef CONFIG_FPU_LAZY	121	#ifdef CONFIG_FPU_LAZY
121	scheduler_fpu_lazy_request();	122	scheduler_fpu_lazy_request();
122	#else	123	#else
123	panic("fpu fault");	124	panic("fpu fault");
124	#endif	125	#endif
125	}	126	}
126		127
127		-
128		-
129	void page_fault(int n, void *stack)	128	void page_fault(int n, void *stack)
130	{	129	{
-		130	__address page;
-		131
-		132	page = read_cr2();
-		133	if (!as_page_fault(page)) {
131	print_info_errcode(n,stack);	134	print_info_errcode(n,stack);
132	printf("Page fault address: %Q\n", read_cr2());	135	printf("Page fault address: %Q\n", page);
133	panic("page fault\n");	136	panic("page fault\n");
-		137	}
134	}	138	}
135		139
136	void syscall(int n, void *stack)	140	void syscall(int n, void *stack)
137	{	141	{
138	printf("cpu%d: syscall\n", CPU->id);	142	printf("cpu%d: syscall\n", CPU->id);
139	thread_usleep(1000);	143	thread_usleep(1000);
140	}	144	}
141		145
142	void tlb_shootdown_ipi(int n, void *stack)	146	void tlb_shootdown_ipi(int n, void *stack)
143	{	147	{
144	trap_virtual_eoi();	148	trap_virtual_eoi();
145	tlb_shootdown_ipi_recv();	149	tlb_shootdown_ipi_recv();
146	}	150	}
147		151
148	void wakeup_ipi(int n, void *stack)	152	void wakeup_ipi(int n, void *stack)
149	{	153	{
150	trap_virtual_eoi();	154	trap_virtual_eoi();
151	}	155	}
152		156
153	void trap_virtual_enable_irqs(__u16 irqmask)	157	void trap_virtual_enable_irqs(__u16 irqmask)
154	{	158	{
155	if (enable_irqs_function)	159	if (enable_irqs_function)
156	enable_irqs_function(irqmask);	160	enable_irqs_function(irqmask);
157	else	161	else
158	panic("no enable_irqs_function\n");	162	panic("no enable_irqs_function\n");
159	}	163	}
160		164
161	void trap_virtual_disable_irqs(__u16 irqmask)	165	void trap_virtual_disable_irqs(__u16 irqmask)
162	{	166	{
163	if (disable_irqs_function)	167	if (disable_irqs_function)
164	disable_irqs_function(irqmask);	168	disable_irqs_function(irqmask);
165	else	169	else
166	panic("no disable_irqs_function\n");	170	panic("no disable_irqs_function\n");
167	}	171	}
168		172
169	void trap_virtual_eoi(void)	173	void trap_virtual_eoi(void)
170	{	174	{
171	if (eoi_function)	175	if (eoi_function)
172	eoi_function();	176	eoi_function();
173	else	177	else
174	panic("no eoi_function\n");	178	panic("no eoi_function\n");
175		179
176	}	180	}
177		181

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/amd64/src/interrupt.c @ 1780 – Rev 576 → 703