WebSVN – HelenOS – Blame – /trunk/kernel/generic/src/console/cmd.c

Rev	Author	Line No.	Line
596	jermar	1	/*
2071	jermar	2	* Copyright (c) 2005 Jakub Jermar
596	jermar	3	* All rights reserved.
		4	*
		5	* Redistribution and use in source and binary forms, with or without
		6	* modification, are permitted provided that the following conditions
		7	* are met:
		8	*
		9	* - Redistributions of source code must retain the above copyright
		10	* notice, this list of conditions and the following disclaimer.
		11	* - Redistributions in binary form must reproduce the above copyright
		12	* notice, this list of conditions and the following disclaimer in the
		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
		15	* derived from this software without specific prior written permission.
		16	*
		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
		19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
		20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
		21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
		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
		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
		26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
		27	*/
		28
1888	jermar	29	/** @addtogroup genericconsole
1702	cejka	30	* @{
		31	*/
		32
596	jermar	33	/**
1264	jermar	34	* @file cmd.c
		35	* @brief Kernel console command wrappers.
		36	*
596	jermar	37	* This file is meant to contain all wrapper functions for
		38	* all kconsole commands. The point is in separating
		39	* kconsole specific wrappers from kconsole-unaware functions
		40	* from other subsystems.
		41	*/
		42
		43	#include <console/cmd.h>
1474	palkovsky	44	#include <console/console.h>
596	jermar	45	#include <console/kconsole.h>
		46	#include <print.h>
		47	#include <panic.h>
		48	#include <typedefs.h>
		49	#include <arch/types.h>
788	jermar	50	#include <adt/list.h>
596	jermar	51	#include <arch.h>
		52	#include <func.h>
		53	#include <macros.h>
		54	#include <debug.h>
		55	#include <symtab.h>
673	jermar	56	#include <cpu.h>
596	jermar	57	#include <mm/tlb.h>
		58	#include <arch/mm/tlb.h>
668	bondari	59	#include <mm/frame.h>
673	jermar	60	#include <main/version.h>
759	palkovsky	61	#include <mm/slab.h>
775	palkovsky	62	#include <proc/scheduler.h>
777	palkovsky	63	#include <proc/thread.h>
1060	palkovsky	64	#include <proc/task.h>
1573	palkovsky	65	#include <ipc/ipc.h>
1712	palkovsky	66	#include <ipc/irq.h>
596	jermar	67
2019	decky	68	#ifdef CONFIG_TEST
		69	#include <test.h>
		70	#endif
		71
1702	cejka	72	/* Data and methods for 'help' command. */
596	jermar	73	static int cmd_help(cmd_arg_t *argv);
		74	static cmd_info_t help_info = {
		75	.name = "help",
		76	.description = "List of supported commands.",
		77	.func = cmd_help,
		78	.argc = 0
		79	};
		80
609	palkovsky	81	static cmd_info_t exit_info = {
		82	.name = "exit",
2019	decky	83	.description = "Exit kconsole",
609	palkovsky	84	.argc = 0
		85	};
		86
1474	palkovsky	87	static int cmd_continue(cmd_arg_t *argv);
		88	static cmd_info_t continue_info = {
		89	.name = "continue",
2019	decky	90	.description = "Return console back to userspace.",
1474	palkovsky	91	.func = cmd_continue,
		92	.argc = 0
		93	};
		94
2019	decky	95	#ifdef CONFIG_TEST
		96	static int cmd_tests(cmd_arg_t *argv);
		97	static cmd_info_t tests_info = {
		98	.name = "tests",
		99	.description = "Print available kernel tests.",
		100	.func = cmd_tests,
		101	.argc = 0
		102	};
		103
		104	static char test_buf[MAX_CMDLINE + 1];
		105	static int cmd_test(cmd_arg_t *argv);
		106	static cmd_arg_t test_argv[] = {
		107	{
		108	.type = ARG_TYPE_STRING,
		109	.buffer = test_buf,
		110	.len = sizeof(test_buf)
		111	}
		112	};
		113	static cmd_info_t test_info = {
		114	.name = "test",
		115	.description = "Run kernel test.",
		116	.func = cmd_test,
		117	.argc = 1,
		118	.argv = test_argv
		119	};
2050	decky	120
		121	static int cmd_bench(cmd_arg_t *argv);
		122	static cmd_arg_t bench_argv[] = {
		123	{
		124	.type = ARG_TYPE_STRING,
		125	.buffer = test_buf,
		126	.len = sizeof(test_buf)
		127	},
		128	{
		129	.type = ARG_TYPE_INT,
		130	}
		131	};
		132	static cmd_info_t bench_info = {
		133	.name = "bench",
		134	.description = "Run kernel test as benchmark.",
		135	.func = cmd_bench,
		136	.argc = 2,
		137	.argv = bench_argv
		138	};
2019	decky	139	#endif
		140
1702	cejka	141	/* Data and methods for 'description' command. */
596	jermar	142	static int cmd_desc(cmd_arg_t *argv);
		143	static void desc_help(void);
		144	static char desc_buf[MAX_CMDLINE+1];
		145	static cmd_arg_t desc_argv = {
		146	.type = ARG_TYPE_STRING,
		147	.buffer = desc_buf,
		148	.len = sizeof(desc_buf)
		149	};
		150	static cmd_info_t desc_info = {
		151	.name = "describe",
		152	.description = "Describe specified command.",
		153	.help = desc_help,
		154	.func = cmd_desc,
		155	.argc = 1,
		156	.argv = &desc_argv
		157	};
		158
1702	cejka	159	/* Data and methods for 'symaddr' command. */
596	jermar	160	static int cmd_symaddr(cmd_arg_t *argv);
		161	static char symaddr_buf[MAX_CMDLINE+1];
		162	static cmd_arg_t symaddr_argv = {
		163	.type = ARG_TYPE_STRING,
		164	.buffer = symaddr_buf,
		165	.len = sizeof(symaddr_buf)
		166	};
		167	static cmd_info_t symaddr_info = {
		168	.name = "symaddr",
		169	.description = "Return symbol address.",
		170	.func = cmd_symaddr,
		171	.argc = 1,
		172	.argv = &symaddr_argv
		173	};
		174
603	palkovsky	175	static char set_buf[MAX_CMDLINE+1];
		176	static int cmd_set4(cmd_arg_t *argv);
		177	static cmd_arg_t set4_argv[] = {
		178	{
		179	.type = ARG_TYPE_STRING,
		180	.buffer = set_buf,
		181	.len = sizeof(set_buf)
		182	},
		183	{
		184	.type = ARG_TYPE_INT
		185	}
		186	};
		187	static cmd_info_t set4_info = {
		188	.name = "set4",
		189	.description = "set <dest_addr> <value> - 4byte version",
		190	.func = cmd_set4,
		191	.argc = 2,
		192	.argv = set4_argv
		193	};
		194
1702	cejka	195	/* Data and methods for 'call0' command. */
596	jermar	196	static char call0_buf[MAX_CMDLINE+1];
		197	static char carg1_buf[MAX_CMDLINE+1];
		198	static char carg2_buf[MAX_CMDLINE+1];
		199	static char carg3_buf[MAX_CMDLINE+1];
		200
		201	static int cmd_call0(cmd_arg_t *argv);
		202	static cmd_arg_t call0_argv = {
		203	.type = ARG_TYPE_STRING,
		204	.buffer = call0_buf,
		205	.len = sizeof(call0_buf)
		206	};
		207	static cmd_info_t call0_info = {
		208	.name = "call0",
		209	.description = "call0 <function> -> call function().",
		210	.func = cmd_call0,
		211	.argc = 1,
		212	.argv = &call0_argv
		213	};
		214
1702	cejka	215	/* Data and methods for 'call1' command. */
596	jermar	216	static int cmd_call1(cmd_arg_t *argv);
		217	static cmd_arg_t call1_argv[] = {
		218	{
		219	.type = ARG_TYPE_STRING,
		220	.buffer = call0_buf,
		221	.len = sizeof(call0_buf)
		222	},
		223	{
		224	.type = ARG_TYPE_VAR,
		225	.buffer = carg1_buf,
		226	.len = sizeof(carg1_buf)
		227	}
		228	};
		229	static cmd_info_t call1_info = {
		230	.name = "call1",
		231	.description = "call1 <function> <arg1> -> call function(arg1).",
		232	.func = cmd_call1,
		233	.argc = 2,
		234	.argv = call1_argv
		235	};
		236
1702	cejka	237	/* Data and methods for 'call2' command. */
596	jermar	238	static int cmd_call2(cmd_arg_t *argv);
		239	static cmd_arg_t call2_argv[] = {
		240	{
		241	.type = ARG_TYPE_STRING,
		242	.buffer = call0_buf,
		243	.len = sizeof(call0_buf)
		244	},
		245	{
		246	.type = ARG_TYPE_VAR,
		247	.buffer = carg1_buf,
		248	.len = sizeof(carg1_buf)
		249	},
		250	{
		251	.type = ARG_TYPE_VAR,
		252	.buffer = carg2_buf,
		253	.len = sizeof(carg2_buf)
		254	}
		255	};
		256	static cmd_info_t call2_info = {
		257	.name = "call2",
		258	.description = "call2 <function> <arg1> <arg2> -> call function(arg1,arg2).",
		259	.func = cmd_call2,
		260	.argc = 3,
		261	.argv = call2_argv
		262	};
		263
1702	cejka	264	/* Data and methods for 'call3' command. */
596	jermar	265	static int cmd_call3(cmd_arg_t *argv);
		266	static cmd_arg_t call3_argv[] = {
		267	{
		268	.type = ARG_TYPE_STRING,
		269	.buffer = call0_buf,
		270	.len = sizeof(call0_buf)
		271	},
		272	{
		273	.type = ARG_TYPE_VAR,
		274	.buffer = carg1_buf,
		275	.len = sizeof(carg1_buf)
		276	},
		277	{
		278	.type = ARG_TYPE_VAR,
		279	.buffer = carg2_buf,
		280	.len = sizeof(carg2_buf)
		281	},
		282	{
		283	.type = ARG_TYPE_VAR,
		284	.buffer = carg3_buf,
		285	.len = sizeof(carg3_buf)
		286	}
		287
		288	};
		289	static cmd_info_t call3_info = {
		290	.name = "call3",
		291	.description = "call3 <function> <arg1> <arg2> <arg3> -> call function(arg1,arg2,arg3).",
		292	.func = cmd_call3,
		293	.argc = 4,
		294	.argv = call3_argv
		295	};
		296
1702	cejka	297	/* Data and methods for 'halt' command. */
596	jermar	298	static int cmd_halt(cmd_arg_t *argv);
		299	static cmd_info_t halt_info = {
		300	.name = "halt",
		301	.description = "Halt the kernel.",
		302	.func = cmd_halt,
		303	.argc = 0
		304	};
		305
1702	cejka	306	/* Data and methods for 'tlb' command. */
673	jermar	307	static int cmd_tlb(cmd_arg_t *argv);
		308	cmd_info_t tlb_info = {
		309	.name = "tlb",
596	jermar	310	.description = "Print TLB of current processor.",
		311	.help = NULL,
673	jermar	312	.func = cmd_tlb,
596	jermar	313	.argc = 0,
		314	.argv = NULL
		315	};
		316
777	palkovsky	317	static int cmd_threads(cmd_arg_t *argv);
		318	static cmd_info_t threads_info = {
		319	.name = "threads",
1695	jermar	320	.description = "List all threads.",
777	palkovsky	321	.func = cmd_threads,
		322	.argc = 0
		323	};
668	bondari	324
1060	palkovsky	325	static int cmd_tasks(cmd_arg_t *argv);
		326	static cmd_info_t tasks_info = {
		327	.name = "tasks",
1695	jermar	328	.description = "List all tasks.",
1060	palkovsky	329	.func = cmd_tasks,
		330	.argc = 0
		331	};
777	palkovsky	332
1060	palkovsky	333
775	palkovsky	334	static int cmd_sched(cmd_arg_t *argv);
		335	static cmd_info_t sched_info = {
		336	.name = "scheduler",
1695	jermar	337	.description = "List all scheduler information.",
775	palkovsky	338	.func = cmd_sched,
		339	.argc = 0
		340	};
		341
759	palkovsky	342	static int cmd_slabs(cmd_arg_t *argv);
		343	static cmd_info_t slabs_info = {
		344	.name = "slabs",
1695	jermar	345	.description = "List slab caches.",
759	palkovsky	346	.func = cmd_slabs,
		347	.argc = 0
		348	};
		349
1702	cejka	350	/* Data and methods for 'zones' command */
668	bondari	351	static int cmd_zones(cmd_arg_t *argv);
		352	static cmd_info_t zones_info = {
		353	.name = "zones",
		354	.description = "List of memory zones.",
		355	.func = cmd_zones,
		356	.argc = 0
		357	};
		358
1702	cejka	359	/* Data and methods for 'ipc_task' command */
1573	palkovsky	360	static int cmd_ipc_task(cmd_arg_t *argv);
		361	static cmd_arg_t ipc_task_argv = {
		362	.type = ARG_TYPE_INT,
		363	};
		364	static cmd_info_t ipc_task_info = {
		365	.name = "ipc_task",
1695	jermar	366	.description = "ipc_task <taskid> Show IPC information of given task.",
1573	palkovsky	367	.func = cmd_ipc_task,
		368	.argc = 1,
		369	.argv = &ipc_task_argv
		370	};
		371
1702	cejka	372	/* Data and methods for 'zone' command */
668	bondari	373	static int cmd_zone(cmd_arg_t *argv);
		374	static cmd_arg_t zone_argv = {
		375	.type = ARG_TYPE_INT,
		376	};
		377
		378	static cmd_info_t zone_info = {
		379	.name = "zone",
		380	.description = "Show memory zone structure.",
		381	.func = cmd_zone,
		382	.argc = 1,
		383	.argv = &zone_argv
		384	};
		385
1702	cejka	386	/* Data and methods for 'cpus' command. */
673	jermar	387	static int cmd_cpus(cmd_arg_t *argv);
		388	cmd_info_t cpus_info = {
		389	.name = "cpus",
		390	.description = "List all processors.",
		391	.help = NULL,
		392	.func = cmd_cpus,
		393	.argc = 0,
		394	.argv = NULL
		395	};
668	bondari	396
1702	cejka	397	/* Data and methods for 'version' command. */
673	jermar	398	static int cmd_version(cmd_arg_t *argv);
		399	cmd_info_t version_info = {
		400	.name = "version",
		401	.description = "Print version information.",
		402	.help = NULL,
		403	.func = cmd_version,
		404	.argc = 0,
		405	.argv = NULL
		406	};
668	bondari	407
775	palkovsky	408	static cmd_info_t *basic_commands[] = {
		409	&call0_info,
		410	&call1_info,
		411	&call2_info,
		412	&call3_info,
1474	palkovsky	413	&continue_info,
775	palkovsky	414	&cpus_info,
		415	&desc_info,
		416	&exit_info,
		417	&halt_info,
		418	&help_info,
1573	palkovsky	419	&ipc_task_info,
775	palkovsky	420	&set4_info,
		421	&slabs_info,
		422	&symaddr_info,
		423	&sched_info,
777	palkovsky	424	&threads_info,
1060	palkovsky	425	&tasks_info,
775	palkovsky	426	&tlb_info,
		427	&version_info,
		428	&zones_info,
		429	&zone_info,
2019	decky	430	#ifdef CONFIG_TEST
		431	&tests_info,
		432	&test_info,
2050	decky	433	&bench_info,
2019	decky	434	#endif
775	palkovsky	435	NULL
		436	};
673	jermar	437
		438
596	jermar	439	/** Initialize command info structure.
		440	*
		441	* @param cmd Command info structure.
		442	*
		443	*/
		444	void cmd_initialize(cmd_info_t *cmd)
		445	{
		446	spinlock_initialize(&cmd->lock, "cmd");
		447	link_initialize(&cmd->link);
		448	}
		449
		450	/** Initialize and register commands. */
		451	void cmd_init(void)
		452	{
775	palkovsky	453	int i;
596	jermar	454
775	palkovsky	455	for (i=0;basic_commands[i]; i++) {
		456	cmd_initialize(basic_commands[i]);
		457	if (!cmd_register(basic_commands[i]))
		458	panic("could not register command %s\n",
		459	basic_commands[i]->name);
		460	}
596	jermar	461	}
		462
		463
		464	/** List supported commands.
		465	*
		466	* @param argv Argument vector.
		467	*
		468	* @return 0 on failure, 1 on success.
		469	*/
		470	int cmd_help(cmd_arg_t *argv)
		471	{
		472	link_t *cur;
		473
		474	spinlock_lock(&cmd_lock);
		475
		476	for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {
		477	cmd_info_t *hlp;
		478
		479	hlp = list_get_instance(cur, cmd_info_t, link);
		480	spinlock_lock(&hlp->lock);
		481
		482	printf("%s - %s\n", hlp->name, hlp->description);
		483
		484	spinlock_unlock(&hlp->lock);
		485	}
		486
		487	spinlock_unlock(&cmd_lock);
		488
		489	return 1;
		490	}
		491
		492	/** Describe specified command.
		493	*
		494	* @param argv Argument vector.
		495	*
		496	* @return 0 on failure, 1 on success.
		497	*/
		498	int cmd_desc(cmd_arg_t *argv)
		499	{
		500	link_t *cur;
		501
		502	spinlock_lock(&cmd_lock);
		503
		504	for (cur = cmd_head.next; cur != &cmd_head; cur = cur->next) {
		505	cmd_info_t *hlp;
		506
		507	hlp = list_get_instance(cur, cmd_info_t, link);
		508	spinlock_lock(&hlp->lock);
		509
		510	if (strncmp(hlp->name, (const char *) argv->buffer, strlen(hlp->name)) == 0) {
		511	printf("%s - %s\n", hlp->name, hlp->description);
		512	if (hlp->help)
		513	hlp->help();
		514	spinlock_unlock(&hlp->lock);
		515	break;
		516	}
		517
		518	spinlock_unlock(&hlp->lock);
		519	}
		520
		521	spinlock_unlock(&cmd_lock);
		522
		523	return 1;
		524	}
		525
		526	/** Search symbol table */
		527	int cmd_symaddr(cmd_arg_t *argv)
		528	{
		529	symtab_print_search(argv->buffer);
		530
		531	return 1;
		532	}
		533
		534	/** Call function with zero parameters */
		535	int cmd_call0(cmd_arg_t *argv)
		536	{
1780	jermar	537	uintptr_t symaddr;
596	jermar	538	char *symbol;
1780	jermar	539	unative_t (*f)(void);
1666	palkovsky	540	#ifdef ia64
		541	struct {
1780	jermar	542	unative_t f;
		543	unative_t gp;
1666	palkovsky	544	}fptr;
		545	#endif
596	jermar	546
		547	symaddr = get_symbol_addr(argv->buffer);
		548	if (!symaddr)
		549	printf("Symbol %s not found.\n", argv->buffer);
1780	jermar	550	else if (symaddr == (uintptr_t) -1) {
596	jermar	551	symtab_print_search(argv->buffer);
		552	printf("Duplicate symbol, be more specific.\n");
		553	} else {
		554	symbol = get_symtab_entry(symaddr);
1780	jermar	555	printf("Calling f(): %.p: %s\n", sizeof(uintptr_t) 2, symaddr, symbol);
1666	palkovsky	556	#ifdef ia64
		557	fptr.f = symaddr;
1780	jermar	558	fptr.gp = ((unative_t *)cmd_call2)[1];
		559	f = (unative_t (*)(void)) &fptr;
1666	palkovsky	560	#else
1780	jermar	561	f = (unative_t (*)(void)) symaddr;
1666	palkovsky	562	#endif
1224	cejka	563	printf("Result: %#zx\n", f());
596	jermar	564	}
		565
		566	return 1;
		567	}
		568
		569	/** Call function with one parameter */
		570	int cmd_call1(cmd_arg_t *argv)
		571	{
1780	jermar	572	uintptr_t symaddr;
596	jermar	573	char *symbol;
1780	jermar	574	unative_t (*f)(unative_t,...);
		575	unative_t arg1 = argv[1].intval;
1666	palkovsky	576	#ifdef ia64
		577	struct {
1780	jermar	578	unative_t f;
		579	unative_t gp;
1666	palkovsky	580	}fptr;
		581	#endif
596	jermar	582
		583	symaddr = get_symbol_addr(argv->buffer);
		584	if (!symaddr)
		585	printf("Symbol %s not found.\n", argv->buffer);
1780	jermar	586	else if (symaddr == (uintptr_t) -1) {
596	jermar	587	symtab_print_search(argv->buffer);
		588	printf("Duplicate symbol, be more specific.\n");
		589	} else {
		590	symbol = get_symtab_entry(symaddr);
1666	palkovsky	591
1780	jermar	592	printf("Calling f(%#zx): %.p: %s\n", arg1, sizeof(uintptr_t) 2, symaddr, symbol);
1666	palkovsky	593	#ifdef ia64
		594	fptr.f = symaddr;
1780	jermar	595	fptr.gp = ((unative_t *)cmd_call2)[1];
		596	f = (unative_t (*)(unative_t,...)) &fptr;
1666	palkovsky	597	#else
1780	jermar	598	f = (unative_t (*)(unative_t,...)) symaddr;
1666	palkovsky	599	#endif
1224	cejka	600	printf("Result: %#zx\n", f(arg1));
596	jermar	601	}
		602
		603	return 1;
		604	}
		605
		606	/** Call function with two parameters */
		607	int cmd_call2(cmd_arg_t *argv)
		608	{
1780	jermar	609	uintptr_t symaddr;
596	jermar	610	char *symbol;
1780	jermar	611	unative_t (*f)(unative_t,unative_t,...);
		612	unative_t arg1 = argv[1].intval;
		613	unative_t arg2 = argv[2].intval;
1666	palkovsky	614	#ifdef ia64
		615	struct {
1780	jermar	616	unative_t f;
		617	unative_t gp;
1666	palkovsky	618	}fptr;
		619	#endif
596	jermar	620
		621	symaddr = get_symbol_addr(argv->buffer);
		622	if (!symaddr)
		623	printf("Symbol %s not found.\n", argv->buffer);
1780	jermar	624	else if (symaddr == (uintptr_t) -1) {
596	jermar	625	symtab_print_search(argv->buffer);
		626	printf("Duplicate symbol, be more specific.\n");
		627	} else {
		628	symbol = get_symtab_entry(symaddr);
1224	cejka	629	printf("Calling f(0x%zx,0x%zx): %.*p: %s\n",
1780	jermar	630	arg1, arg2, sizeof(uintptr_t) * 2, symaddr, symbol);
1666	palkovsky	631	#ifdef ia64
		632	fptr.f = symaddr;
1780	jermar	633	fptr.gp = ((unative_t *)cmd_call2)[1];
		634	f = (unative_t (*)(unative_t,unative_t,...)) &fptr;
1666	palkovsky	635	#else
1780	jermar	636	f = (unative_t (*)(unative_t,unative_t,...)) symaddr;
1666	palkovsky	637	#endif
1224	cejka	638	printf("Result: %#zx\n", f(arg1, arg2));
596	jermar	639	}
		640
		641	return 1;
		642	}
		643
		644	/** Call function with three parameters */
		645	int cmd_call3(cmd_arg_t *argv)
		646	{
1780	jermar	647	uintptr_t symaddr;
596	jermar	648	char *symbol;
1780	jermar	649	unative_t (*f)(unative_t,unative_t,unative_t,...);
		650	unative_t arg1 = argv[1].intval;
		651	unative_t arg2 = argv[2].intval;
		652	unative_t arg3 = argv[3].intval;
1666	palkovsky	653	#ifdef ia64
		654	struct {
1780	jermar	655	unative_t f;
		656	unative_t gp;
1666	palkovsky	657	}fptr;
		658	#endif
596	jermar	659
		660	symaddr = get_symbol_addr(argv->buffer);
		661	if (!symaddr)
		662	printf("Symbol %s not found.\n", argv->buffer);
1780	jermar	663	else if (symaddr == (uintptr_t) -1) {
596	jermar	664	symtab_print_search(argv->buffer);
		665	printf("Duplicate symbol, be more specific.\n");
		666	} else {
		667	symbol = get_symtab_entry(symaddr);
1224	cejka	668	printf("Calling f(0x%zx,0x%zx, 0x%zx): %.*p: %s\n",
1780	jermar	669	arg1, arg2, arg3, sizeof(uintptr_t) * 2, symaddr, symbol);
1666	palkovsky	670	#ifdef ia64
		671	fptr.f = symaddr;
1780	jermar	672	fptr.gp = ((unative_t *)cmd_call2)[1];
		673	f = (unative_t (*)(unative_t,unative_t,unative_t,...)) &fptr;
1666	palkovsky	674	#else
1780	jermar	675	f = (unative_t (*)(unative_t,unative_t,unative_t,...)) symaddr;
1666	palkovsky	676	#endif
1224	cejka	677	printf("Result: %#zx\n", f(arg1, arg2, arg3));
596	jermar	678	}
		679
		680	return 1;
		681	}
		682
		683
		684	/** Print detailed description of 'describe' command. */
		685	void desc_help(void)
		686	{
		687	printf("Syntax: describe command_name\n");
		688	}
		689
		690	/** Halt the kernel.
		691	*
		692	* @param argv Argument vector (ignored).
		693	*
		694	* @return 0 on failure, 1 on success (never returns).
		695	*/
		696	int cmd_halt(cmd_arg_t *argv)
		697	{
		698	halt();
		699	return 1;
		700	}
		701
		702	/** Command for printing TLB contents.
		703	*
		704	* @param argv Not used.
		705	*
		706	* @return Always returns 1.
		707	*/
673	jermar	708	int cmd_tlb(cmd_arg_t *argv)
596	jermar	709	{
		710	tlb_print();
		711	return 1;
		712	}
603	palkovsky	713
		714	/** Write 4 byte value to address */
		715	int cmd_set4(cmd_arg_t *argv)
		716	{
1780	jermar	717	uint32_t *addr ;
		718	uint32_t arg1 = argv[1].intval;
603	palkovsky	719	bool pointer = false;
		720
		721	if (((char )argv->buffer)[0] == '') {
1780	jermar	722	addr = (uint32_t *) get_symbol_addr(argv->buffer+1);
603	palkovsky	723	pointer = true;
		724	} else if (((char *)argv->buffer)[0] >= '0' &&
		725	((char *)argv->buffer)[0] <= '9')
1780	jermar	726	addr = (uint32_t )atoi((char )argv->buffer);
603	palkovsky	727	else
1780	jermar	728	addr = (uint32_t *)get_symbol_addr(argv->buffer);
603	palkovsky	729
		730	if (!addr)
		731	printf("Symbol %s not found.\n", argv->buffer);
1780	jermar	732	else if (addr == (uint32_t *) -1) {
603	palkovsky	733	symtab_print_search(argv->buffer);
		734	printf("Duplicate symbol, be more specific.\n");
		735	} else {
		736	if (pointer)
1780	jermar	737	addr = (uint32_t )((unative_t *)addr);
		738	printf("Writing 0x%x -> %.p\n", arg1, sizeof(uintptr_t) 2, addr);
603	palkovsky	739	*addr = arg1;
		740
		741	}
		742
		743	return 1;
		744	}
668	bondari	745
759	palkovsky	746	/** Command for listings SLAB caches
		747	*
		748	* @param argv Ignores
		749	*
		750	* @return Always 1
		751	*/
		752	int cmd_slabs(cmd_arg_t * argv) {
		753	slab_print_list();
		754	return 1;
		755	}
		756
777	palkovsky	757
775	palkovsky	758	/** Command for listings Thread information
		759	*
		760	* @param argv Ignores
		761	*
		762	* @return Always 1
		763	*/
777	palkovsky	764	int cmd_threads(cmd_arg_t * argv) {
		765	thread_print_list();
		766	return 1;
		767	}
		768
1060	palkovsky	769	/** Command for listings Task information
		770	*
		771	* @param argv Ignores
		772	*
		773	* @return Always 1
		774	*/
		775	int cmd_tasks(cmd_arg_t * argv) {
		776	task_print_list();
		777	return 1;
		778	}
		779
777	palkovsky	780	/** Command for listings Thread information
		781	*
		782	* @param argv Ignores
		783	*
		784	* @return Always 1
		785	*/
775	palkovsky	786	int cmd_sched(cmd_arg_t * argv) {
		787	sched_print_list();
		788	return 1;
		789	}
		790
677	bondari	791	/** Command for listing memory zones
		792	*
		793	* @param argv Ignored
		794	*
		795	* return Always 1
		796	*/
668	bondari	797	int cmd_zones(cmd_arg_t * argv) {
676	bondari	798	zone_print_list();
668	bondari	799	return 1;
		800	}
673	jermar	801
677	bondari	802	/** Command for memory zone details
		803	*
		804	* @param argv Integer argument from cmdline expected
		805	*
		806	* return Always 1
		807	*/
668	bondari	808	int cmd_zone(cmd_arg_t * argv) {
676	bondari	809	zone_print_one(argv[0].intval);
668	bondari	810	return 1;
		811	}
		812
1573	palkovsky	813	/** Command for printing task ipc details
		814	*
		815	* @param argv Integer argument from cmdline expected
		816	*
		817	* return Always 1
		818	*/
		819	int cmd_ipc_task(cmd_arg_t * argv) {
		820	ipc_print_task(argv[0].intval);
		821	return 1;
		822	}
		823
		824
673	jermar	825	/** Command for listing processors.
		826	*
		827	* @param argv Ignored.
		828	*
		829	* return Always 1.
		830	*/
		831	int cmd_cpus(cmd_arg_t *argv)
		832	{
		833	cpu_list();
		834	return 1;
		835	}
		836
		837	/** Command for printing kernel version.
		838	*
		839	* @param argv Ignored.
		840	*
		841	* return Always 1.
		842	*/
		843	int cmd_version(cmd_arg_t *argv)
		844	{
		845	version_print();
		846	return 1;
		847	}
1474	palkovsky	848
		849	/** Command for returning console back to userspace.
		850	*
		851	* @param argv Ignored.
		852	*
		853	* return Always 1.
		854	*/
		855	int cmd_continue(cmd_arg_t *argv)
		856	{
1695	jermar	857	printf("The kernel will now relinquish the console.\n");
		858	printf("Use userspace controls to redraw the screen.\n");
1474	palkovsky	859	arch_release_console();
		860	return 1;
		861	}
1702	cejka	862
2020	decky	863	#ifdef CONFIG_TEST
2019	decky	864	/** Command for printing kernel tests list.
		865	*
		866	* @param argv Ignored.
		867	*
		868	* return Always 1.
		869	*/
		870	int cmd_tests(cmd_arg_t *argv)
		871	{
		872	test_t *test;
		873
		874	for (test = tests; test->name != NULL; test++)
2020	decky	875	printf("%s\t\t%s%s\n", test->name, test->desc, (test->safe ? "" : " (unsafe)"));
2019	decky	876
2020	decky	877	printf("*\t\tRun all safe tests\n");
2019	decky	878	return 1;
		879	}
		880
2042	decky	881	static bool run_test(const test_t *test)
2027	decky	882	{
2042	decky	883	printf("%s\t\t%s\n", test->name, test->desc);
2030	decky	884
		885	/* Update and read thread accounting
		886	for benchmarking */
		887	ipl_t ipl = interrupts_disable();
2039	decky	888	spinlock_lock(&TASK->lock);
		889	uint64_t t0 = task_get_accounting(TASK);
		890	spinlock_unlock(&TASK->lock);
2030	decky	891	interrupts_restore(ipl);
		892
		893	/* Execute the test */
2050	decky	894	char * ret = test->entry(false);
2030	decky	895
		896	/* Update and read thread accounting */
		897	ipl = interrupts_disable();
2039	decky	898	spinlock_lock(&TASK->lock);
		899	uint64_t dt = task_get_accounting(TASK) - t0;
		900	spinlock_unlock(&TASK->lock);
2030	decky	901	interrupts_restore(ipl);
		902
2050	decky	903	uint64_t cycles;
		904	char suffix;
		905	order(dt, &cycles, &suffix);
		906
		907	printf("Time: %llu%c cycles\n", cycles, suffix);
2027	decky	908
		909	if (ret == NULL) {
		910	printf("Test passed\n");
2042	decky	911	return true;
2027	decky	912	}
		913
		914	printf("%s\n", ret);
2042	decky	915	return false;
2027	decky	916	}
		917
2050	decky	918	static bool run_bench(const test_t *test, const uint32_t cnt)
		919	{
		920	uint32_t i;
		921	bool ret = true;
		922	uint64_t cycles;
		923	char suffix;
		924
		925	if (cnt < 1)
		926	return true;
		927
		928	uint64_t data = malloc(sizeof(uint64_t) cnt, 0);
		929	if (data == NULL) {
		930	printf("Error allocating memory for statistics\n");
		931	return false;
		932	}
		933
		934	for (i = 0; i < cnt; i++) {
		935	printf("%s (%d/%d) ... ", test->name, i + 1, cnt);
		936
		937	/* Update and read thread accounting
		938	for benchmarking */
		939	ipl_t ipl = interrupts_disable();
		940	spinlock_lock(&TASK->lock);
		941	uint64_t t0 = task_get_accounting(TASK);
		942	spinlock_unlock(&TASK->lock);
		943	interrupts_restore(ipl);
		944
		945	/* Execute the test */
		946	char * ret = test->entry(true);
		947
		948	/* Update and read thread accounting */
		949	ipl = interrupts_disable();
		950	spinlock_lock(&TASK->lock);
		951	uint64_t dt = task_get_accounting(TASK) - t0;
		952	spinlock_unlock(&TASK->lock);
		953	interrupts_restore(ipl);
		954
		955	if (ret != NULL) {
		956	printf("%s\n", ret);
		957	ret = false;
		958	break;
		959	}
		960
		961	data[i] = dt;
		962	order(dt, &cycles, &suffix);
		963	printf("OK (%llu%c cycles)\n", cycles, suffix);
		964	}
		965
		966	if (ret) {
		967	printf("\n");
		968
		969	uint64_t sum = 0;
		970
		971	for (i = 0; i < cnt; i++) {
		972	sum += data[i];
		973	}
		974
		975	order(sum / (uint64_t) cnt, &cycles, &suffix);
		976	printf("Average\t\t%llu%c\n", cycles, suffix);
		977	}
		978
		979	free(data);
		980
		981	return ret;
		982	}
		983
2019	decky	984	/** Command for returning kernel tests
		985	*
		986	* @param argv Argument vector.
		987	*
		988	* return Always 1.
		989	*/
		990	int cmd_test(cmd_arg_t *argv)
		991	{
		992	test_t *test;
		993
2020	decky	994	if (strcmp(argv->buffer, "*") == 0) {
		995	for (test = tests; test->name != NULL; test++) {
		996	if (test->safe) {
2027	decky	997	printf("\n");
		998	if (!run_test(test))
		999	break;
2020	decky	1000	}
2019	decky	1001	}
2020	decky	1002	} else {
		1003	bool fnd = false;
		1004
		1005	for (test = tests; test->name != NULL; test++) {
		1006	if (strcmp(test->name, argv->buffer) == 0) {
		1007	fnd = true;
2027	decky	1008	run_test(test);
2020	decky	1009	break;
		1010	}
		1011	}
		1012
		1013	if (!fnd)
2027	decky	1014	printf("Unknown test\n");
2019	decky	1015	}
		1016
		1017	return 1;
		1018	}
2050	decky	1019
		1020	/** Command for returning kernel tests as benchmarks
		1021	*
		1022	* @param argv Argument vector.
		1023	*
		1024	* return Always 1.
		1025	*/
		1026	int cmd_bench(cmd_arg_t *argv)
		1027	{
		1028	test_t *test;
		1029	uint32_t cnt = argv[1].intval;
		1030
		1031	bool fnd = false;
		1032
		1033	for (test = tests; test->name != NULL; test++) {
		1034	if (strcmp(test->name, argv->buffer) == 0) {
		1035	fnd = true;
2051	decky	1036
		1037	if (test->safe)
		1038	run_bench(test, cnt);
		1039	else
		1040	printf("Unsafe test\n");
		1041
2050	decky	1042	break;
		1043	}
		1044	}
		1045
		1046	if (!fnd)
		1047	printf("Unknown test\n");
		1048
		1049	return 1;
		1050	}
		1051
2020	decky	1052	#endif
2019	decky	1053
1888	jermar	1054	/** @}
1702	cejka	1055	*/

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(root)/trunk/kernel/generic/src/console/cmd.c – Rev 2071