WebSVN – HelenOS-historic – Diff – /kernel/trunk/generic/src/console/cmd.c


/*
 * Copyright (C) 2005 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.
 */
 
/**
 * This file is meant to contain all wrapper functions for
 * all kconsole commands. The point is in separating
 * kconsole specific wrappers from kconsole-unaware functions
 * from other subsystems.
 */
 
#include <console/cmd.h>
#include <console/kconsole.h>
#include <print.h>
#include <panic.h>
#include <typedefs.h>
#include <arch/types.h>
#include <list.h>
#include <arch.h>
#include <func.h>
#include <macros.h>
#include <debug.h>
#include <symtab.h>
 
#include <mm/tlb.h>
#include <arch/mm/tlb.h>
 
/** Data and methods for 'help' command. */
static int cmd_help(cmd_arg_t *argv);
static cmd_info_t help_info = {
    .name = "help",
    .description = "List of supported commands.",
    .func = cmd_help,
    .argc = 0
};
 
/** Data and methods for 'description' command. */
static int cmd_desc(cmd_arg_t *argv);
static void desc_help(void);
static char desc_buf[MAX_CMDLINE+1];
static cmd_arg_t desc_argv = {
    .type = ARG_TYPE_STRING,
    .buffer = desc_buf,
    .len = sizeof(desc_buf)
};
static cmd_info_t desc_info = {
    .name = "describe",
    .description = "Describe specified command.",
    .help = desc_help,
    .func = cmd_desc,
    .argc = 1,
    .argv = &desc_argv
};
 
/** Data and methods for 'symaddr' command. */
static int cmd_symaddr(cmd_arg_t *argv);
static char symaddr_buf[MAX_CMDLINE+1];
static cmd_arg_t symaddr_argv = {
    .type = ARG_TYPE_STRING,
    .buffer = symaddr_buf,
    .len = sizeof(symaddr_buf)
};
static cmd_info_t symaddr_info = {
    .name = "symaddr",
    .description = "Return symbol address.",
    .func = cmd_symaddr,
    .argc = 1,
    .argv = &symaddr_argv
};
 
/** Data and methods for 'call0' command. */
static char call0_buf[MAX_CMDLINE+1];
static char carg1_buf[MAX_CMDLINE+1];
static char carg2_buf[MAX_CMDLINE+1];
static char carg3_buf[MAX_CMDLINE+1];
 
static int cmd_call0(cmd_arg_t *argv);
static cmd_arg_t call0_argv = {
    .type = ARG_TYPE_STRING,
    .buffer = call0_buf,
    .len = sizeof(call0_buf)
};
static cmd_info_t call0_info = {
    .name = "call0",
    .description = "call0 <function> -> call function().",
    .func = cmd_call0,
    .argc = 1,
    .argv = &call0_argv
};
 
/** Data and methods for 'call1' command. */
static int cmd_call1(cmd_arg_t *argv);
static cmd_arg_t call1_argv[] = {
    {
        .type = ARG_TYPE_STRING,
        .buffer = call0_buf,
        .len = sizeof(call0_buf)
    },
    {
        .type = ARG_TYPE_VAR,
        .buffer = carg1_buf,
        .len = sizeof(carg1_buf)
    }
};
static cmd_info_t call1_info = {
    .name = "call1",
    .description = "call1 <function> <arg1> -> call function(arg1).",
    .func = cmd_call1,
    .argc = 2,
    .argv = call1_argv
};
 
/** Data and methods for 'call2' command. */
static int cmd_call2(cmd_arg_t *argv);
static cmd_arg_t call2_argv[] = {
    {
        .type = ARG_TYPE_STRING,
        .buffer = call0_buf,
        .len = sizeof(call0_buf)
    },
    {
        .type = ARG_TYPE_VAR,
        .buffer = carg1_buf,
        .len = sizeof(carg1_buf)
    },
    {
        .type = ARG_TYPE_VAR,
        .buffer = carg2_buf,
        .len = sizeof(carg2_buf)
    }
};
static cmd_info_t call2_info = {
    .name = "call2",
    .description = "call2 <function> <arg1> <arg2> -> call function(arg1,arg2).",
    .func = cmd_call2,
    .argc = 3,
    .argv = call2_argv
};
 
/** Data and methods for 'call3' command. */
static int cmd_call3(cmd_arg_t *argv);
static cmd_arg_t call3_argv[] = {
    {
        .type = ARG_TYPE_STRING,
        .buffer = call0_buf,
        .len = sizeof(call0_buf)
    },
    {
        .type = ARG_TYPE_VAR,
        .buffer = carg1_buf,
        .len = sizeof(carg1_buf)
    },
    {
        .type = ARG_TYPE_VAR,
        .buffer = carg2_buf,
        .len = sizeof(carg2_buf)
    },
    {
        .type = ARG_TYPE_VAR,
        .buffer = carg3_buf,
        .len = sizeof(carg3_buf)
    }
 
};
static cmd_info_t call3_info = {
    .name = "call3",
    .description = "call3 <function> <arg1> <arg2> <arg3> -> call function(arg1,arg2,arg3).",
    .func = cmd_call3,
    .argc = 4,
    .argv = call3_argv
};
 
/** Data and methods for 'halt' command. */
static int cmd_halt(cmd_arg_t *argv);
static cmd_info_t halt_info = {
    .name = "halt",
    .description = "Halt the kernel.",
    .func = cmd_halt,
    .argc = 0
};
 
/** Data and methods for 'ptlb' command. */
static int cmd_ptlb(cmd_arg_t *argv);
cmd_info_t ptlb_info = {
    .name = "ptlb",
    .description = "Print TLB of current processor.",
    .help = NULL,
    .func = cmd_ptlb,
    .argc = 0,
    .argv = NULL
};
 
/** Initialize command info structure.
 *
 * @param cmd Command info structure.
 *
 */
void cmd_initialize(cmd_info_t *cmd)
{
    spinlock_initialize(&cmd->lock, "cmd");
    link_initialize(&cmd->link);
}
 
/** Initialize and register commands. */
void cmd_init(void)
{
    cmd_initialize(&help_info);
    if (!cmd_register(&help_info))
        panic("could not register command %s\n", help_info.name);
 
    cmd_initialize(&desc_info);
    if (!cmd_register(&desc_info))
        panic("could not register command %s\n", desc_info.name);
   
    cmd_initialize(&symaddr_info);
    if (!cmd_register(&symaddr_info))
        panic("could not register command %s\n", symaddr_info.name);
 
    cmd_initialize(&call0_info);
    if (!cmd_register(&call0_info))
        panic("could not register command %s\n", call0_info.name);
 
    cmd_initialize(&call1_info);
    if (!cmd_register(&call1_info))
        panic("could not register command %s\n", call1_info.name);
 
    cmd_initialize(&call2_info);
    if (!cmd_register(&call2_info))
        panic("could not register command %s\n", call2_info.name);
 
    cmd_initialize(&call3_info);
    if (!cmd_register(&call3_info))
        panic("could not register command %s\n", call3_info.name);
   
    cmd_initialize(&halt_info);
    if (!cmd_register(&halt_info))
        panic("could not register command %s\n", halt_info.name);
 
    cmd_initialize(&ptlb_info);
    if (!cmd_register(&ptlb_info))
        panic("could not register command %s\n", ptlb_info.name);
}
 
 
/** List supported commands.
 *
 * @param argv Argument vector.
 *
 * @return 0 on failure, 1 on success.
 */
int cmd_help(cmd_arg_t *argv)
{
    link_t *cur;
    ipl_t ipl;
 
    spinlock_lock(&cmd_lock);
   
    for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {
        cmd_info_t *hlp;
       
        hlp = list_get_instance(cur, cmd_info_t, link);
        spinlock_lock(&hlp->lock);
       
        printf("%s - %s\n", hlp->name, hlp->description);
 
        spinlock_unlock(&hlp->lock);
    }
   
    spinlock_unlock(&cmd_lock);
 
    return 1;
}
 
/** Describe specified command.
 *
 * @param argv Argument vector.
 *
 * @return 0 on failure, 1 on success.
 */
int cmd_desc(cmd_arg_t *argv)
{
    link_t *cur;
    ipl_t ipl;
 
    spinlock_lock(&cmd_lock);
   
    for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {
        cmd_info_t *hlp;
       
        hlp = list_get_instance(cur, cmd_info_t, link);
        spinlock_lock(&hlp->lock);
 
        if (strncmp(hlp->name, (const char *) argv->buffer, strlen(hlp->name)) == 0) {
            printf("%s - %s\n", hlp->name, hlp->description);
            if (hlp->help)
                hlp->help();
            spinlock_unlock(&hlp->lock);
            break;
        }
 
        spinlock_unlock(&hlp->lock);
    }
   
    spinlock_unlock(&cmd_lock);
 
    return 1;
}
 
/** Search symbol table */
int cmd_symaddr(cmd_arg_t *argv)
{
    __address symaddr;
    char *symbol;
 
    symtab_print_search(argv->buffer);
   
    return 1;
}
 
/** Call function with zero parameters */
int cmd_call0(cmd_arg_t *argv)
{
    __address symaddr;
    char *symbol;
    __native (*f)(void);
 
    symaddr = get_symbol_addr(argv->buffer);
    if (!symaddr)
        printf("Symbol %s not found.\n", argv->buffer);
    else if (symaddr == (__address) -1) {
        symtab_print_search(argv->buffer);
        printf("Duplicate symbol, be more specific.\n");
    } else {
        symbol = get_symtab_entry(symaddr);
        printf("Calling f(): 0x%p: %s\n", symaddr, symbol);
        f =  (__native (*)(void)) symaddr;
        printf("Result: 0x%p\n", f());
    }
   
    return 1;
}
 
/** Call function with one parameter */
int cmd_call1(cmd_arg_t *argv)
{
    __address symaddr;
    char *symbol;
    __native (*f)(__native);
    __native arg1 = argv[1].intval;
 
    symaddr = get_symbol_addr(argv->buffer);
    if (!symaddr)
        printf("Symbol %s not found.\n", argv->buffer);
    else if (symaddr == (__address) -1) {
        symtab_print_search(argv->buffer);
        printf("Duplicate symbol, be more specific.\n");
    } else {
        symbol = get_symtab_entry(symaddr);
        printf("Calling f(0x%x): 0x%p: %s\n", arg1, symaddr, symbol);
        f =  (__native (*)(__native)) symaddr;
        printf("Result: 0x%p\n", f(arg1));
    }
   
    return 1;
}
 
/** Call function with two parameters */
int cmd_call2(cmd_arg_t *argv)
{
    __address symaddr;
    char *symbol;
    __native (*f)(__native,__native);
    __native arg1 = argv[1].intval;
    __native arg2 = argv[2].intval;
 
    symaddr = get_symbol_addr(argv->buffer);
    if (!symaddr)
        printf("Symbol %s not found.\n", argv->buffer);
    else if (symaddr == (__address) -1) {
        symtab_print_search(argv->buffer);
        printf("Duplicate symbol, be more specific.\n");
    } else {
        symbol = get_symtab_entry(symaddr);
        printf("Calling f(0x%x,0x%x): 0x%p: %s\n",
               arg1, arg2, symaddr, symbol);
        f =  (__native (*)(__native,__native)) symaddr;
        printf("Result: 0x%p\n", f(arg1, arg2));
    }
   
    return 1;
}
 
/** Call function with three parameters */
int cmd_call3(cmd_arg_t *argv)
{
    __address symaddr;
    char *symbol;
    __native (*f)(__native,__native,__native);
    __native arg1 = argv[1].intval;
    __native arg2 = argv[2].intval;
    __native arg3 = argv[3].intval;
 
    symaddr = get_symbol_addr(argv->buffer);
    if (!symaddr)
        printf("Symbol %s not found.\n", argv->buffer);
    else if (symaddr == (__address) -1) {
        symtab_print_search(argv->buffer);
        printf("Duplicate symbol, be more specific.\n");
    } else {
        symbol = get_symtab_entry(symaddr);
        printf("Calling f(0x%x,0x%x, 0x%x): 0x%p: %s\n",
               arg1, arg2, arg3, symaddr, symbol);
        f =  (__native (*)(__native,__native,__native)) symaddr;
        printf("Result: 0x%p\n", f(arg1, arg2, arg3));
    }
   
    return 1;
}
 
 
/** Print detailed description of 'describe' command. */
void desc_help(void)
{
    printf("Syntax: describe command_name\n");
}
 
/** Halt the kernel.
 *
 * @param argv Argument vector (ignored).
 *
 * @return 0 on failure, 1 on success (never returns).
 */
int cmd_halt(cmd_arg_t *argv)
{
    halt();
    return 1;
}
 
/** Command for printing TLB contents.
 *
 * @param argv Not used.
 *
 * @return Always returns 1.
 */
int cmd_ptlb(cmd_arg_t *argv)
{
    tlb_print();
    return 1;
}
 

Rev 596	Rev 602
1	/*	1	/*
2	* Copyright (C) 2005 Jakub Jermar	2	* Copyright (C) 2005 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	/**	29	/**
30	* This file is meant to contain all wrapper functions for	30	* This file is meant to contain all wrapper functions for
31	* all kconsole commands. The point is in separating	31	* all kconsole commands. The point is in separating
32	* kconsole specific wrappers from kconsole-unaware functions	32	* kconsole specific wrappers from kconsole-unaware functions
33	* from other subsystems.	33	* from other subsystems.
34	*/	34	*/
35		35
36	#include <console/cmd.h>	36	#include <console/cmd.h>
37	#include <console/kconsole.h>	37	#include <console/kconsole.h>
38	#include <print.h>	38	#include <print.h>
39	#include <panic.h>	39	#include <panic.h>
40	#include <typedefs.h>	40	#include <typedefs.h>
41	#include <arch/types.h>	41	#include <arch/types.h>
42	#include <list.h>	42	#include <list.h>
43	#include <arch.h>	43	#include <arch.h>
44	#include <func.h>	44	#include <func.h>
45	#include <macros.h>	45	#include <macros.h>
46	#include <debug.h>	46	#include <debug.h>
47	#include <symtab.h>	47	#include <symtab.h>
48		48
49	#include <mm/tlb.h>	49	#include <mm/tlb.h>
50	#include <arch/mm/tlb.h>	50	#include <arch/mm/tlb.h>
51		51
52	/** Data and methods for 'help' command. */	52	/** Data and methods for 'help' command. */
53	static int cmd_help(cmd_arg_t *argv);	53	static int cmd_help(cmd_arg_t *argv);
54	static cmd_info_t help_info = {	54	static cmd_info_t help_info = {
55	.name = "help",	55	.name = "help",
56	.description = "List of supported commands.",	56	.description = "List of supported commands.",
57	.func = cmd_help,	57	.func = cmd_help,
58	.argc = 0	58	.argc = 0
59	};	59	};
60		60
61	/** Data and methods for 'description' command. */	61	/** Data and methods for 'description' command. */
62	static int cmd_desc(cmd_arg_t *argv);	62	static int cmd_desc(cmd_arg_t *argv);
63	static void desc_help(void);	63	static void desc_help(void);
64	static char desc_buf[MAX_CMDLINE+1];	64	static char desc_buf[MAX_CMDLINE+1];
65	static cmd_arg_t desc_argv = {	65	static cmd_arg_t desc_argv = {
66	.type = ARG_TYPE_STRING,	66	.type = ARG_TYPE_STRING,
67	.buffer = desc_buf,	67	.buffer = desc_buf,
68	.len = sizeof(desc_buf)	68	.len = sizeof(desc_buf)
69	};	69	};
70	static cmd_info_t desc_info = {	70	static cmd_info_t desc_info = {
71	.name = "describe",	71	.name = "describe",
72	.description = "Describe specified command.",	72	.description = "Describe specified command.",
73	.help = desc_help,	73	.help = desc_help,
74	.func = cmd_desc,	74	.func = cmd_desc,
75	.argc = 1,	75	.argc = 1,
76	.argv = &desc_argv	76	.argv = &desc_argv
77	};	77	};
78		78
79	/** Data and methods for 'symaddr' command. */	79	/** Data and methods for 'symaddr' command. */
80	static int cmd_symaddr(cmd_arg_t *argv);	80	static int cmd_symaddr(cmd_arg_t *argv);
81	static char symaddr_buf[MAX_CMDLINE+1];	81	static char symaddr_buf[MAX_CMDLINE+1];
82	static cmd_arg_t symaddr_argv = {	82	static cmd_arg_t symaddr_argv = {
83	.type = ARG_TYPE_STRING,	83	.type = ARG_TYPE_STRING,
84	.buffer = symaddr_buf,	84	.buffer = symaddr_buf,
85	.len = sizeof(symaddr_buf)	85	.len = sizeof(symaddr_buf)
86	};	86	};
87	static cmd_info_t symaddr_info = {	87	static cmd_info_t symaddr_info = {
88	.name = "symaddr",	88	.name = "symaddr",
89	.description = "Return symbol address.",	89	.description = "Return symbol address.",
90	.func = cmd_symaddr,	90	.func = cmd_symaddr,
91	.argc = 1,	91	.argc = 1,
92	.argv = &symaddr_argv	92	.argv = &symaddr_argv
93	};	93	};
94		94
95	/** Data and methods for 'call0' command. */	95	/** Data and methods for 'call0' command. */
96	static char call0_buf[MAX_CMDLINE+1];	96	static char call0_buf[MAX_CMDLINE+1];
97	static char carg1_buf[MAX_CMDLINE+1];	97	static char carg1_buf[MAX_CMDLINE+1];
98	static char carg2_buf[MAX_CMDLINE+1];	98	static char carg2_buf[MAX_CMDLINE+1];
99	static char carg3_buf[MAX_CMDLINE+1];	99	static char carg3_buf[MAX_CMDLINE+1];
100		100
101	static int cmd_call0(cmd_arg_t *argv);	101	static int cmd_call0(cmd_arg_t *argv);
102	static cmd_arg_t call0_argv = {	102	static cmd_arg_t call0_argv = {
103	.type = ARG_TYPE_STRING,	103	.type = ARG_TYPE_STRING,
104	.buffer = call0_buf,	104	.buffer = call0_buf,
105	.len = sizeof(call0_buf)	105	.len = sizeof(call0_buf)
106	};	106	};
107	static cmd_info_t call0_info = {	107	static cmd_info_t call0_info = {
108	.name = "call0",	108	.name = "call0",
109	.description = "call0 <function> -> call function().",	109	.description = "call0 <function> -> call function().",
110	.func = cmd_call0,	110	.func = cmd_call0,
111	.argc = 1,	111	.argc = 1,
112	.argv = &call0_argv	112	.argv = &call0_argv
113	};	113	};
114		114
115	/** Data and methods for 'call1' command. */	115	/** Data and methods for 'call1' command. */
116	static int cmd_call1(cmd_arg_t *argv);	116	static int cmd_call1(cmd_arg_t *argv);
117	static cmd_arg_t call1_argv[] = {	117	static cmd_arg_t call1_argv[] = {
118	{	118	{
119	.type = ARG_TYPE_STRING,	119	.type = ARG_TYPE_STRING,
120	.buffer = call0_buf,	120	.buffer = call0_buf,
121	.len = sizeof(call0_buf)	121	.len = sizeof(call0_buf)
122	},	122	},
123	{	123	{
124	.type = ARG_TYPE_VAR,	124	.type = ARG_TYPE_VAR,
125	.buffer = carg1_buf,	125	.buffer = carg1_buf,
126	.len = sizeof(carg1_buf)	126	.len = sizeof(carg1_buf)
127	}	127	}
128	};	128	};
129	static cmd_info_t call1_info = {	129	static cmd_info_t call1_info = {
130	.name = "call1",	130	.name = "call1",
131	.description = "call1 <function> <arg1> -> call function(arg1).",	131	.description = "call1 <function> <arg1> -> call function(arg1).",
132	.func = cmd_call1,	132	.func = cmd_call1,
133	.argc = 2,	133	.argc = 2,
134	.argv = call1_argv	134	.argv = call1_argv
135	};	135	};
136		136
137	/** Data and methods for 'call2' command. */	137	/** Data and methods for 'call2' command. */
138	static int cmd_call2(cmd_arg_t *argv);	138	static int cmd_call2(cmd_arg_t *argv);
139	static cmd_arg_t call2_argv[] = {	139	static cmd_arg_t call2_argv[] = {
140	{	140	{
141	.type = ARG_TYPE_STRING,	141	.type = ARG_TYPE_STRING,
142	.buffer = call0_buf,	142	.buffer = call0_buf,
143	.len = sizeof(call0_buf)	143	.len = sizeof(call0_buf)
144	},	144	},
145	{	145	{
146	.type = ARG_TYPE_VAR,	146	.type = ARG_TYPE_VAR,
147	.buffer = carg1_buf,	147	.buffer = carg1_buf,
148	.len = sizeof(carg1_buf)	148	.len = sizeof(carg1_buf)
149	},	149	},
150	{	150	{
151	.type = ARG_TYPE_VAR,	151	.type = ARG_TYPE_VAR,
152	.buffer = carg2_buf,	152	.buffer = carg2_buf,
153	.len = sizeof(carg2_buf)	153	.len = sizeof(carg2_buf)
154	}	154	}
155	};	155	};
156	static cmd_info_t call2_info = {	156	static cmd_info_t call2_info = {
157	.name = "call2",	157	.name = "call2",
158	.description = "call2 <function> <arg1> <arg2> -> call function(arg1,arg2).",	158	.description = "call2 <function> <arg1> <arg2> -> call function(arg1,arg2).",
159	.func = cmd_call2,	159	.func = cmd_call2,
160	.argc = 3,	160	.argc = 3,
161	.argv = call2_argv	161	.argv = call2_argv
162	};	162	};
163		163
164	/** Data and methods for 'call3' command. */	164	/** Data and methods for 'call3' command. */
165	static int cmd_call3(cmd_arg_t *argv);	165	static int cmd_call3(cmd_arg_t *argv);
166	static cmd_arg_t call3_argv[] = {	166	static cmd_arg_t call3_argv[] = {
167	{	167	{
168	.type = ARG_TYPE_STRING,	168	.type = ARG_TYPE_STRING,
169	.buffer = call0_buf,	169	.buffer = call0_buf,
170	.len = sizeof(call0_buf)	170	.len = sizeof(call0_buf)
171	},	171	},
172	{	172	{
173	.type = ARG_TYPE_VAR,	173	.type = ARG_TYPE_VAR,
174	.buffer = carg1_buf,	174	.buffer = carg1_buf,
175	.len = sizeof(carg1_buf)	175	.len = sizeof(carg1_buf)
176	},	176	},
177	{	177	{
178	.type = ARG_TYPE_VAR,	178	.type = ARG_TYPE_VAR,
179	.buffer = carg2_buf,	179	.buffer = carg2_buf,
180	.len = sizeof(carg2_buf)	180	.len = sizeof(carg2_buf)
181	},	181	},
182	{	182	{
183	.type = ARG_TYPE_VAR,	183	.type = ARG_TYPE_VAR,
184	.buffer = carg3_buf,	184	.buffer = carg3_buf,
185	.len = sizeof(carg3_buf)	185	.len = sizeof(carg3_buf)
186	}	186	}
187		187
188	};	188	};
189	static cmd_info_t call3_info = {	189	static cmd_info_t call3_info = {
190	.name = "call3",	190	.name = "call3",
191	.description = "call3 <function> <arg1> <arg2> <arg3> -> call function(arg1,arg2,arg3).",	191	.description = "call3 <function> <arg1> <arg2> <arg3> -> call function(arg1,arg2,arg3).",
192	.func = cmd_call3,	192	.func = cmd_call3,
193	.argc = 4,	193	.argc = 4,
194	.argv = call3_argv	194	.argv = call3_argv
195	};	195	};
196		196
197	/** Data and methods for 'halt' command. */	197	/** Data and methods for 'halt' command. */
198	static int cmd_halt(cmd_arg_t *argv);	198	static int cmd_halt(cmd_arg_t *argv);
199	static cmd_info_t halt_info = {	199	static cmd_info_t halt_info = {
200	.name = "halt",	200	.name = "halt",
201	.description = "Halt the kernel.",	201	.description = "Halt the kernel.",
202	.func = cmd_halt,	202	.func = cmd_halt,
203	.argc = 0	203	.argc = 0
204	};	204	};
205		205
206	/** Data and methods for 'ptlb' command. */	206	/** Data and methods for 'ptlb' command. */
207	static int cmd_ptlb(cmd_arg_t *argv);	207	static int cmd_ptlb(cmd_arg_t *argv);
208	cmd_info_t ptlb_info = {	208	cmd_info_t ptlb_info = {
209	.name = "ptlb",	209	.name = "ptlb",
210	.description = "Print TLB of current processor.",	210	.description = "Print TLB of current processor.",
211	.help = NULL,	211	.help = NULL,
212	.func = cmd_ptlb,	212	.func = cmd_ptlb,
213	.argc = 0,	213	.argc = 0,
214	.argv = NULL	214	.argv = NULL
215	};	215	};
216		216
217	/** Initialize command info structure.	217	/** Initialize command info structure.
218	*	218	*
219	* @param cmd Command info structure.	219	* @param cmd Command info structure.
220	*	220	*
221	*/	221	*/
222	void cmd_initialize(cmd_info_t *cmd)	222	void cmd_initialize(cmd_info_t *cmd)
223	{	223	{
224	spinlock_initialize(&cmd->lock, "cmd");	224	spinlock_initialize(&cmd->lock, "cmd");
225	link_initialize(&cmd->link);	225	link_initialize(&cmd->link);
226	}	226	}
227		227
228	/** Initialize and register commands. */	228	/** Initialize and register commands. */
229	void cmd_init(void)	229	void cmd_init(void)
230	{	230	{
231	cmd_initialize(&help_info);	231	cmd_initialize(&help_info);
232	if (!cmd_register(&help_info))	232	if (!cmd_register(&help_info))
233	panic("could not register command %s\n", help_info.name);	233	panic("could not register command %s\n", help_info.name);
234		234
235	cmd_initialize(&desc_info);	235	cmd_initialize(&desc_info);
236	if (!cmd_register(&desc_info))	236	if (!cmd_register(&desc_info))
237	panic("could not register command %s\n", desc_info.name);	237	panic("could not register command %s\n", desc_info.name);
238		238
239	cmd_initialize(&symaddr_info);	239	cmd_initialize(&symaddr_info);
240	if (!cmd_register(&symaddr_info))	240	if (!cmd_register(&symaddr_info))
241	panic("could not register command %s\n", symaddr_info.name);	241	panic("could not register command %s\n", symaddr_info.name);
242		242
243	cmd_initialize(&call0_info);	243	cmd_initialize(&call0_info);
244	if (!cmd_register(&call0_info))	244	if (!cmd_register(&call0_info))
245	panic("could not register command %s\n", call0_info.name);	245	panic("could not register command %s\n", call0_info.name);
246		246
247	cmd_initialize(&call1_info);	247	cmd_initialize(&call1_info);
248	if (!cmd_register(&call1_info))	248	if (!cmd_register(&call1_info))
249	panic("could not register command %s\n", call1_info.name);	249	panic("could not register command %s\n", call1_info.name);
250		250
251	cmd_initialize(&call2_info);	251	cmd_initialize(&call2_info);
252	if (!cmd_register(&call2_info))	252	if (!cmd_register(&call2_info))
253	panic("could not register command %s\n", call2_info.name);	253	panic("could not register command %s\n", call2_info.name);
254		254
255	cmd_initialize(&call3_info);	255	cmd_initialize(&call3_info);
256	if (!cmd_register(&call3_info))	256	if (!cmd_register(&call3_info))
257	panic("could not register command %s\n", call3_info.name);	257	panic("could not register command %s\n", call3_info.name);
258		258
259	cmd_initialize(&halt_info);	259	cmd_initialize(&halt_info);
260	if (!cmd_register(&halt_info))	260	if (!cmd_register(&halt_info))
261	panic("could not register command %s\n", halt_info.name);	261	panic("could not register command %s\n", halt_info.name);
262		262
263	cmd_initialize(&ptlb_info);	263	cmd_initialize(&ptlb_info);
264	if (!cmd_register(&ptlb_info))	264	if (!cmd_register(&ptlb_info))
265	panic("could not register command %s\n", ptlb_info.name);	265	panic("could not register command %s\n", ptlb_info.name);
266	}	266	}
267		267
268		268
269	/** List supported commands.	269	/** List supported commands.
270	*	270	*
271	* @param argv Argument vector.	271	* @param argv Argument vector.
272	*	272	*
273	* @return 0 on failure, 1 on success.	273	* @return 0 on failure, 1 on success.
274	*/	274	*/
275	int cmd_help(cmd_arg_t *argv)	275	int cmd_help(cmd_arg_t *argv)
276	{	276	{
277	link_t *cur;	277	link_t *cur;
278	ipl_t ipl;	278	ipl_t ipl;
279		279
280	spinlock_lock(&cmd_lock);	280	spinlock_lock(&cmd_lock);
281		281
282	for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {	282	for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {
283	cmd_info_t *hlp;	283	cmd_info_t *hlp;
284		284
285	hlp = list_get_instance(cur, cmd_info_t, link);	285	hlp = list_get_instance(cur, cmd_info_t, link);
286	spinlock_lock(&hlp->lock);	286	spinlock_lock(&hlp->lock);
287		287
288	printf("%s - %s\n", hlp->name, hlp->description);	288	printf("%s - %s\n", hlp->name, hlp->description);
289		289
290	spinlock_unlock(&hlp->lock);	290	spinlock_unlock(&hlp->lock);
291	}	291	}
292		292
293	spinlock_unlock(&cmd_lock);	293	spinlock_unlock(&cmd_lock);
294		294
295	return 1;	295	return 1;
296	}	296	}
297		297
298	/** Describe specified command.	298	/** Describe specified command.
299	*	299	*
300	* @param argv Argument vector.	300	* @param argv Argument vector.
301	*	301	*
302	* @return 0 on failure, 1 on success.	302	* @return 0 on failure, 1 on success.
303	*/	303	*/
304	int cmd_desc(cmd_arg_t *argv)	304	int cmd_desc(cmd_arg_t *argv)
305	{	305	{
306	link_t *cur;	306	link_t *cur;
307	ipl_t ipl;	307	ipl_t ipl;
308		308
309	spinlock_lock(&cmd_lock);	309	spinlock_lock(&cmd_lock);
310		310
311	for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {	311	for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {
312	cmd_info_t *hlp;	312	cmd_info_t *hlp;
313		313
314	hlp = list_get_instance(cur, cmd_info_t, link);	314	hlp = list_get_instance(cur, cmd_info_t, link);
315	spinlock_lock(&hlp->lock);	315	spinlock_lock(&hlp->lock);
316		316
317	if (strncmp(hlp->name, (const char *) argv->buffer, strlen(hlp->name)) == 0) {	317	if (strncmp(hlp->name, (const char *) argv->buffer, strlen(hlp->name)) == 0) {
318	printf("%s - %s\n", hlp->name, hlp->description);	318	printf("%s - %s\n", hlp->name, hlp->description);
319	if (hlp->help)	319	if (hlp->help)
320	hlp->help();	320	hlp->help();
321	spinlock_unlock(&hlp->lock);	321	spinlock_unlock(&hlp->lock);
322	break;	322	break;
323	}	323	}
324		324
325	spinlock_unlock(&hlp->lock);	325	spinlock_unlock(&hlp->lock);
326	}	326	}
327		327
328	spinlock_unlock(&cmd_lock);	328	spinlock_unlock(&cmd_lock);
329		329
330	return 1;	330	return 1;
331	}	331	}
332		332
333	/** Search symbol table */	333	/** Search symbol table */
334	int cmd_symaddr(cmd_arg_t *argv)	334	int cmd_symaddr(cmd_arg_t *argv)
335	{	335	{
336	__address symaddr;	336	__address symaddr;
337	char *symbol;	337	char *symbol;
338		338
339	symtab_print_search(argv->buffer);	339	symtab_print_search(argv->buffer);
340		340
341	return 1;	341	return 1;
342	}	342	}
343		343
344	/** Call function with zero parameters */	344	/** Call function with zero parameters */
345	int cmd_call0(cmd_arg_t *argv)	345	int cmd_call0(cmd_arg_t *argv)
346	{	346	{
347	__address symaddr;	347	__address symaddr;
348	char *symbol;	348	char *symbol;
349	__native (*f)(void);	349	__native (*f)(void);
350		350
351	symaddr = get_symbol_addr(argv->buffer);	351	symaddr = get_symbol_addr(argv->buffer);
352	if (!symaddr)	352	if (!symaddr)
353	printf("Symbol %s not found.\n", argv->buffer);	353	printf("Symbol %s not found.\n", argv->buffer);
354	else if (symaddr == (__address) -1) {	354	else if (symaddr == (__address) -1) {
355	symtab_print_search(argv->buffer);	355	symtab_print_search(argv->buffer);
356	printf("Duplicate symbol, be more specific.\n");	356	printf("Duplicate symbol, be more specific.\n");
357	} else {	357	} else {
358	symbol = get_symtab_entry(symaddr);	358	symbol = get_symtab_entry(symaddr);
359	printf("Calling f(): 0x%p: %s\n", symaddr, symbol);	359	printf("Calling f(): 0x%p: %s\n", symaddr, symbol);
360	f = (__native (*)(void)) symaddr;	360	f = (__native (*)(void)) symaddr;
361	printf("Result: 0x%X\n", f());	361	printf("Result: 0x%p\n", f());
362	}	362	}
363		363
364	return 1;	364	return 1;
365	}	365	}
366		366
367	/** Call function with one parameter */	367	/** Call function with one parameter */
368	int cmd_call1(cmd_arg_t *argv)	368	int cmd_call1(cmd_arg_t *argv)
369	{	369	{
370	__address symaddr;	370	__address symaddr;
371	char *symbol;	371	char *symbol;
372	__native (*f)(__native);	372	__native (*f)(__native);
373	__native arg1 = argv[1].intval;	373	__native arg1 = argv[1].intval;
374		374
375	symaddr = get_symbol_addr(argv->buffer);	375	symaddr = get_symbol_addr(argv->buffer);
376	if (!symaddr)	376	if (!symaddr)
377	printf("Symbol %s not found.\n", argv->buffer);	377	printf("Symbol %s not found.\n", argv->buffer);
378	else if (symaddr == (__address) -1) {	378	else if (symaddr == (__address) -1) {
379	symtab_print_search(argv->buffer);	379	symtab_print_search(argv->buffer);
380	printf("Duplicate symbol, be more specific.\n");	380	printf("Duplicate symbol, be more specific.\n");
381	} else {	381	} else {
382	symbol = get_symtab_entry(symaddr);	382	symbol = get_symtab_entry(symaddr);
383	printf("Calling f(0x%x): 0x%p: %s\n", arg1, symaddr, symbol);	383	printf("Calling f(0x%x): 0x%p: %s\n", arg1, symaddr, symbol);
384	f = (__native (*)(__native)) symaddr;	384	f = (__native (*)(__native)) symaddr;
385	printf("Result: 0x%x\n", f(arg1));	385	printf("Result: 0x%p\n", f(arg1));
386	}	386	}
387		387
388	return 1;	388	return 1;
389	}	389	}
390		390
391	/** Call function with two parameters */	391	/** Call function with two parameters */
392	int cmd_call2(cmd_arg_t *argv)	392	int cmd_call2(cmd_arg_t *argv)
393	{	393	{
394	__address symaddr;	394	__address symaddr;
395	char *symbol;	395	char *symbol;
396	__native (*f)(__native,__native);	396	__native (*f)(__native,__native);
397	__native arg1 = argv[1].intval;	397	__native arg1 = argv[1].intval;
398	__native arg2 = argv[2].intval;	398	__native arg2 = argv[2].intval;
399		399
400	symaddr = get_symbol_addr(argv->buffer);	400	symaddr = get_symbol_addr(argv->buffer);
401	if (!symaddr)	401	if (!symaddr)
402	printf("Symbol %s not found.\n", argv->buffer);	402	printf("Symbol %s not found.\n", argv->buffer);
403	else if (symaddr == (__address) -1) {	403	else if (symaddr == (__address) -1) {
404	symtab_print_search(argv->buffer);	404	symtab_print_search(argv->buffer);
405	printf("Duplicate symbol, be more specific.\n");	405	printf("Duplicate symbol, be more specific.\n");
406	} else {	406	} else {
407	symbol = get_symtab_entry(symaddr);	407	symbol = get_symtab_entry(symaddr);
408	printf("Calling f(0x%x,0x%x): 0x%p: %s\n",	408	printf("Calling f(0x%x,0x%x): 0x%p: %s\n",
409	arg1, arg2, symaddr, symbol);	409	arg1, arg2, symaddr, symbol);
410	f = (__native (*)(__native,__native)) symaddr;	410	f = (__native (*)(__native,__native)) symaddr;
411	printf("Result: 0x%x\n", f(arg1, arg2));	411	printf("Result: 0x%p\n", f(arg1, arg2));
412	}	412	}
413		413
414	return 1;	414	return 1;
415	}	415	}
416		416
417	/** Call function with three parameters */	417	/** Call function with three parameters */
418	int cmd_call3(cmd_arg_t *argv)	418	int cmd_call3(cmd_arg_t *argv)
419	{	419	{
420	__address symaddr;	420	__address symaddr;
421	char *symbol;	421	char *symbol;
422	__native (*f)(__native,__native,__native);	422	__native (*f)(__native,__native,__native);
423	__native arg1 = argv[1].intval;	423	__native arg1 = argv[1].intval;
424	__native arg2 = argv[2].intval;	424	__native arg2 = argv[2].intval;
425	__native arg3 = argv[3].intval;	425	__native arg3 = argv[3].intval;
426		426
427	symaddr = get_symbol_addr(argv->buffer);	427	symaddr = get_symbol_addr(argv->buffer);
428	if (!symaddr)	428	if (!symaddr)
429	printf("Symbol %s not found.\n", argv->buffer);	429	printf("Symbol %s not found.\n", argv->buffer);
430	else if (symaddr == (__address) -1) {	430	else if (symaddr == (__address) -1) {
431	symtab_print_search(argv->buffer);	431	symtab_print_search(argv->buffer);
432	printf("Duplicate symbol, be more specific.\n");	432	printf("Duplicate symbol, be more specific.\n");
433	} else {	433	} else {
434	symbol = get_symtab_entry(symaddr);	434	symbol = get_symtab_entry(symaddr);
435	printf("Calling f(0x%x,0x%x, 0x%x): 0x%p: %s\n",	435	printf("Calling f(0x%x,0x%x, 0x%x): 0x%p: %s\n",
436	arg1, arg2, arg3, symaddr, symbol);	436	arg1, arg2, arg3, symaddr, symbol);
437	f = (__native (*)(__native,__native,__native)) symaddr;	437	f = (__native (*)(__native,__native,__native)) symaddr;
438	printf("Result: 0x%x\n", f(arg1, arg2, arg3));	438	printf("Result: 0x%p\n", f(arg1, arg2, arg3));
439	}	439	}
440		440
441	return 1;	441	return 1;
442	}	442	}
443		443
444		444
445	/** Print detailed description of 'describe' command. */	445	/** Print detailed description of 'describe' command. */
446	void desc_help(void)	446	void desc_help(void)
447	{	447	{
448	printf("Syntax: describe command_name\n");	448	printf("Syntax: describe command_name\n");
449	}	449	}
450		450
451	/** Halt the kernel.	451	/** Halt the kernel.
452	*	452	*
453	* @param argv Argument vector (ignored).	453	* @param argv Argument vector (ignored).
454	*	454	*
455	* @return 0 on failure, 1 on success (never returns).	455	* @return 0 on failure, 1 on success (never returns).
456	*/	456	*/
457	int cmd_halt(cmd_arg_t *argv)	457	int cmd_halt(cmd_arg_t *argv)
458	{	458	{
459	halt();	459	halt();
460	return 1;	460	return 1;
461	}	461	}
462		462
463	/** Command for printing TLB contents.	463	/** Command for printing TLB contents.
464	*	464	*
465	* @param argv Not used.	465	* @param argv Not used.
466	*	466	*
467	* @return Always returns 1.	467	* @return Always returns 1.
468	*/	468	*/
469	int cmd_ptlb(cmd_arg_t *argv)	469	int cmd_ptlb(cmd_arg_t *argv)
470	{	470	{
471	tlb_print();	471	tlb_print();
472	return 1;	472	return 1;
473	}	473	}
474		474

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(root)/kernel/trunk/generic/src/console/cmd.c @ 1692 – Rev 596 → 602