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Added a new machine command intrchain to dump the interupt handler 

chains.
This commit is contained in:
mark 1996-06-12 19:57:06 +00:00
parent 8f541bdd1d
commit 120210258e
2 changed files with 41 additions and 4 deletions
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8
sys/arch/arm32/arm32/db_interface.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: db_interface.c,v 1.7 1996/06/03 21:53:34 mark Exp $ */
/* $NetBSD: db_interface.c,v 1.8 1996/06/12 19:57:08 mark Exp $ */
/*
* Copyright (c) 1996 Scott K. Stevens
@ -233,13 +233,15 @@ Debugger()
}
void db_show_vmstat_cmd __P((db_expr_t addr, int have_addr, db_expr_t count, char *modif));
void db_show_fs_cmd __P((db_expr_t addr, int have_addr, db_expr_t count, char *modif));
void db_show_vnode_cmd __P((db_expr_t addr, int have_addr, db_expr_t count, char *modif));
void db_show_fs_cmd __P((db_expr_t addr, int have_addr, db_expr_t count, char *modif));
void db_show_vnode_cmd __P((db_expr_t addr, int have_addr, db_expr_t count, char *modif));
void db_show_intrchain_cmd __P((db_expr_t addr, int have_addr, db_expr_t count, char *modif));
struct db_command arm32_db_command_table[] = {
{ "vmstat", db_show_vmstat_cmd, 0, NULL },
{ "fs", db_show_fs_cmd, 0, NULL },
{ "vnode", db_show_vnode_cmd, 0, NULL },
{ "intrchain", db_show_intrchain_cmd, 0, NULL },
{ NULL, NULL, 0, NULL }
};

37
sys/arch/arm32/arm32/db_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: db_machdep.c,v 1.3 1996/06/03 21:53:35 mark Exp $ */
/* $NetBSD: db_machdep.c,v 1.4 1996/06/12 19:57:06 mark Exp $ */
/*
* Copyright (c) 1996 Mark Brinicombe
@ -33,12 +33,15 @@
#include <sys/mount.h>
#include <sys/vnode.h>
#include <sys/systm.h>
#include <machine/db_machdep.h>
#include <ddb/db_access.h>
#include <ddb/db_sym.h>
#include <ddb/db_output.h>
#include <machine/irqhandler.h>
void
db_show_fs_cmd(addr, have_addr, count, modif)
db_expr_t addr;
@ -163,3 +166,35 @@ db_show_vmstat_cmd(addr, have_addr, count, modif)
db_printf("%9u pages inactive\n", sum.v_inactive_count);
db_printf("%9u bytes per page\n", sum.v_page_size);
}
void
db_show_intrchain_cmd(addr, have_addr, count, modif)
db_expr_t addr;
int have_addr;
db_expr_t count;
char *modif;
{
int loop;
irqhandler_t *ptr;
char *name;
db_expr_t offset;
for (loop = 0; loop < NIRQS; ++loop) {
ptr = irqhandlers[loop];
if (ptr) {
db_printf("IRQ %d\n", loop);
while (ptr) {
db_printf(" %-13s %d ", ptr->ih_name, ptr->ih_level);
db_find_sym_and_offset((u_int)ptr->ih_func, &name, &offset);
if (name == NULL)
name = "?";
db_printf("%s(", name);
db_printsym((u_int)ptr->ih_func, DB_STGY_PROC);
db_printf(") %08x\n", (u_int)ptr->ih_arg);
ptr = ptr->ih_next;
}
}
}
}