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>
 
void print_info_errcode(int n, istate_t *istate)
{
    char *symbol;
/*  __u64 *x = &istate->stack[0]; */
 
    if (!(symbol=get_symtab_entry(istate->rip)))
        symbol = "";
 
    printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n, __FUNCTION__);
    printf("%%rip: %Q (%s)\n",istate->rip, symbol);
    printf("ERROR_WORD=%Q\n", istate->error_word);
    printf("%%rcs=%Q, flags=%Q, %%cr0=%Q\n", istate->cs, istate->rflags,read_cr0());
    printf("%%rax=%Q, %%rbx=%Q, %%rcx=%Q\n",istate->rax,istate->rbx,istate->rcx);
    printf("%%rdx=%Q, %%rsi=%Q, %%rdi=%Q\n",istate->rdx,istate->rsi,istate->rdi);
    printf("%%r8 =%Q, %%r9 =%Q, %%r10=%Q\n",istate->r8,istate->r9,istate->r10);
    printf("%%r11=%Q, %%r12=%Q, %%r13=%Q\n",istate->r11,istate->r12,istate->r13);
    printf("%%r14=%Q, %%r15=%Q, %%rsp=%Q\n",istate->r14,istate->r15,&istate->stack[0]);
    printf("%%rbp=%Q\n",istate->rbp);
/*      
    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]);
*/
}
 
/*
 * 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, istate_t *istate)
{
    print_info_errcode(n, istate);
    panic("unserviced interrupt\n");
}
 
void gp_fault(int n, istate_t *istate)
{
    print_info_errcode(n, istate);
    panic("general protection fault\n");
}
 
void ss_fault(int n, istate_t *istate)
{
    print_info_errcode(n, istate);
    panic("stack fault\n");
}
 
void nm_fault(int n, istate_t *istate)
{
#ifdef CONFIG_FPU_LAZY     
    scheduler_fpu_lazy_request();
#else
    panic("fpu fault");
#endif
}
 
void tlb_shootdown_ipi(int n, istate_t *istate)
{
    trap_virtual_eoi();
    tlb_shootdown_ipi_recv();
}
 
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");
 
}
 

Subversion Repositories HelenOS-historic

(root)/kernel/trunk/arch/amd64/src/interrupt.c – Rev 1051 → 1060

Rev 1051		Rev 1060
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 <mm/as.h>
39	#include <arch.h>	39	#include <arch.h>
40	#include <symtab.h>	40	#include <symtab.h>
41	#include <arch/asm.h>	41	#include <arch/asm.h>
42	#include <proc/scheduler.h>	42	#include <proc/scheduler.h>
43	#include <proc/thread.h>	43	#include <proc/thread.h>
44		44
45	void print_info_errcode(int n, istate_t *istate)	45	void print_info_errcode(int n, istate_t *istate)
46	{	46	{
47	char *symbol;	47	char *symbol;
48	__u64 *x = &istate->stack[0];	48	/* __u64 x = &istate->stack[0]; /
49		49
50	if (!(symbol=get_symtab_entry(istate->rip)))	50	if (!(symbol=get_symtab_entry(istate->rip)))
51	symbol = "";	51	symbol = "";
52		52
53	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n, __FUNCTION__);	53	printf("-----EXCEPTION(%d) OCCURED----- ( %s )\n",n, __FUNCTION__);
54	printf("%%rip: %Q (%s)\n",istate->rip, symbol);	54	printf("%%rip: %Q (%s)\n",istate->rip, symbol);
55	printf("ERROR_WORD=%Q\n", istate->error_word);	55	printf("ERROR_WORD=%Q\n", istate->error_word);
56	printf("%%rcs=%Q, flags=%Q, %%cr0=%Q\n", istate->cs, istate->rflags,read_cr0());	56	printf("%%rcs=%Q, flags=%Q, %%cr0=%Q\n", istate->cs, istate->rflags,read_cr0());
57	printf("%%rax=%Q, %%rbx=%Q, %%rcx=%Q\n",istate->rax,istate->rbx,istate->rcx);	57	printf("%%rax=%Q, %%rbx=%Q, %%rcx=%Q\n",istate->rax,istate->rbx,istate->rcx);
58	printf("%%rdx=%Q, %%rsi=%Q, %%rdi=%Q\n",istate->rdx,istate->rsi,istate->rdi);	58	printf("%%rdx=%Q, %%rsi=%Q, %%rdi=%Q\n",istate->rdx,istate->rsi,istate->rdi);
59	printf("%%r8 =%Q, %%r9 =%Q, %%r10=%Q\n",istate->r8,istate->r9,istate->r10);	59	printf("%%r8 =%Q, %%r9 =%Q, %%r10=%Q\n",istate->r8,istate->r9,istate->r10);
60	printf("%%r11=%Q, %%r12=%Q, %%r13=%Q\n",istate->r11,istate->r12,istate->r13);	60	printf("%%r11=%Q, %%r12=%Q, %%r13=%Q\n",istate->r11,istate->r12,istate->r13);
61	printf("%%r14=%Q, %%r15=%Q, %%rsp=%Q\n",istate->r14,istate->r15,&istate->stack[0]);	61	printf("%%r14=%Q, %%r15=%Q, %%rsp=%Q\n",istate->r14,istate->r15,&istate->stack[0]);
62	printf("%%rbp=%Q\n",istate->rbp);	62	printf("%%rbp=%Q\n",istate->rbp);
-		63	/*
63	printf("stack: %Q, %Q, %Q\n", x[5], x[6], x[7]);	64	printf("stack: %Q, %Q, %Q\n", x[5], x[6], x[7]);
64	printf(" %Q, %Q, %Q\n", x[8], x[9], x[10]);	65	printf(" %Q, %Q, %Q\n", x[8], x[9], x[10]);
65	printf(" %Q, %Q, %Q\n", x[11], x[12], x[13]);	66	printf(" %Q, %Q, %Q\n", x[11], x[12], x[13]);
66	printf(" %Q, %Q, %Q\n", x[14], x[15], x[16]);	67	printf(" %Q, %Q, %Q\n", x[14], x[15], x[16]);
-		68	*/
67	}	69	}
68		70
69	/*	71	/*
70	* Interrupt and exception dispatching.	72	* Interrupt and exception dispatching.
71	*/	73	*/
72		74
73	void (* disable_irqs_function)(__u16 irqmask) = NULL;	75	void (* disable_irqs_function)(__u16 irqmask) = NULL;
74	void (* enable_irqs_function)(__u16 irqmask) = NULL;	76	void (* enable_irqs_function)(__u16 irqmask) = NULL;
75	void (* eoi_function)(void) = NULL;	77	void (* eoi_function)(void) = NULL;
76		78
77	void null_interrupt(int n, istate_t *istate)	79	void null_interrupt(int n, istate_t *istate)
78	{	80	{
79	print_info_errcode(n, istate);	81	print_info_errcode(n, istate);
80	panic("unserviced interrupt\n");	82	panic("unserviced interrupt\n");
81	}	83	}
82		84
83	void gp_fault(int n, istate_t *istate)	85	void gp_fault(int n, istate_t *istate)
84	{	86	{
85	print_info_errcode(n, istate);	87	print_info_errcode(n, istate);
86	panic("general protection fault\n");	88	panic("general protection fault\n");
87	}	89	}
88		90
89	void ss_fault(int n, istate_t *istate)	91	void ss_fault(int n, istate_t *istate)
90	{	92	{
91	print_info_errcode(n, istate);	93	print_info_errcode(n, istate);
92	panic("stack fault\n");	94	panic("stack fault\n");
93	}	95	}
94		96
95	void nm_fault(int n, istate_t *istate)	97	void nm_fault(int n, istate_t *istate)
96	{	98	{
97	#ifdef CONFIG_FPU_LAZY	99	#ifdef CONFIG_FPU_LAZY
98	scheduler_fpu_lazy_request();	100	scheduler_fpu_lazy_request();
99	#else	101	#else
100	panic("fpu fault");	102	panic("fpu fault");
101	#endif	103	#endif
102	}	104	}
103		105
104	void tlb_shootdown_ipi(int n, istate_t *istate)	106	void tlb_shootdown_ipi(int n, istate_t *istate)
105	{	107	{
106	trap_virtual_eoi();	108	trap_virtual_eoi();
107	tlb_shootdown_ipi_recv();	109	tlb_shootdown_ipi_recv();
108	}	110	}
109		111
110	void trap_virtual_enable_irqs(__u16 irqmask)	112	void trap_virtual_enable_irqs(__u16 irqmask)
111	{	113	{
112	if (enable_irqs_function)	114	if (enable_irqs_function)
113	enable_irqs_function(irqmask);	115	enable_irqs_function(irqmask);
114	else	116	else
115	panic("no enable_irqs_function\n");	117	panic("no enable_irqs_function\n");
116	}	118	}
117		119
118	void trap_virtual_disable_irqs(__u16 irqmask)	120	void trap_virtual_disable_irqs(__u16 irqmask)
119	{	121	{
120	if (disable_irqs_function)	122	if (disable_irqs_function)
121	disable_irqs_function(irqmask);	123	disable_irqs_function(irqmask);
122	else	124	else
123	panic("no disable_irqs_function\n");	125	panic("no disable_irqs_function\n");
124	}	126	}
125		127
126	void trap_virtual_eoi(void)	128	void trap_virtual_eoi(void)
127	{	129	{
128	if (eoi_function)	130	if (eoi_function)
129	eoi_function();	131	eoi_function();
130	else	132	else
131	panic("no eoi_function\n");	133	panic("no eoi_function\n");
132		134
133	}	135	}
134		136