mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2026-02-05 21:21:38 +00:00
DRVMGR: added drvmgr shell command
This commit is contained in:
Daniel Hellstrom
@@ -111,7 +111,7 @@ libshell_a_SOURCES = shell/cat_file.c shell/cmds.c shell/internal.h \
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shell/main_lsof.c shell/main_edit.c \
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shell/main_blkstats.c shell/main_rtrace.c \
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shell/shell-wait-for-input.c \
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shell/main_pci.c
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shell/main_drvmgr.c shell/main_pci.c
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libshell_a_SOURCES += shell/main_cmdls.c
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libshell_a_SOURCES += shell/main_cmdchown.c
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libshell_a_SOURCES += shell/main_cmdchmod.c
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426
cpukit/libmisc/shell/main_drvmgr.c
Normal file
426
cpukit/libmisc/shell/main_drvmgr.c
Normal file
@@ -0,0 +1,426 @@
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/*
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* DRVMGR Command Implementation
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*
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* COPYRIGHT (c) 2010.
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* Cobham Gaisler AB.
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <drvmgr/drvmgr.h>
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#include <rtems.h>
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#include <rtems/shell.h>
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#include "internal.h"
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static void usage(void);
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static void *get_obj_adr(char *arg)
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{
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unsigned long obj_adr;
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obj_adr = strtoul(arg, NULL, 16);
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if (obj_adr == ULONG_MAX || obj_adr == 0) {
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puts(" Not a valid ID");
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return NULL;
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}
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return (void *)obj_adr;
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}
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/* General info, root bus, number of devices etc. */
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static void show_drvmgr_info(void)
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{
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drvmgr_summary();
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drvmgr_print_devs(PRINT_DEVS_ALL);
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}
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static int shell_drvmgr_topo(int argc, char *argv[])
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{
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drvmgr_print_topo();
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return 0;
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}
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static int shell_drvmgr_short(int argc, char *argv[])
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{
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void *obj;
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if (argc < 2)
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return -1;
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if (argc < 3) {
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/* All Devices */
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drvmgr_info_drvs(0);
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drvmgr_info_buses(0);
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drvmgr_info_devs(OPTION_DEV_GENINFO);
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return 0;
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}
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/* Get ID from string */
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obj = get_obj_adr(argv[2]);
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if (!obj)
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return -3;
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drvmgr_info(obj, OPTION_DEV_GENINFO);
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return 0;
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}
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static int shell_drvmgr_info(int argc, char *argv[])
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{
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void *obj;
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if (argc < 2)
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return -1;
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if (argc < 3) {
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/* All Drivers, Buses and Devices */
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drvmgr_info_drvs(OPTION_INFO_ALL);
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drvmgr_info_buses(OPTION_INFO_ALL);
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drvmgr_info_devs(OPTION_INFO_ALL);
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return 0;
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}
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/* Get ID from string */
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obj = get_obj_adr(argv[2]);
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if (!obj)
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return -3;
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drvmgr_info(obj, OPTION_INFO_ALL);
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return 0;
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}
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static int shell_drvmgr_remove(int argc, char *argv[])
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{
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puts(" Not implemented");
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return 0;
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}
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static int shell_drvmgr_parent(int argc, char *argv[])
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{
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void *obj;
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int obj_type;
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struct drvmgr_dev *dev;
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struct drvmgr_bus *bus;
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/* Get ID from string */
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if (argc < 3)
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return -2;
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obj = get_obj_adr(argv[2]);
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if (!obj)
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return -3;
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obj_type = *(int *)obj;
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if (obj_type == DRVMGR_OBJ_BUS) {
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bus = obj;
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if (!bus->dev) {
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puts(" bus has no bridge device");
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} else if(!bus->dev->parent) {
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puts(" bridge device has no parent");
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} else {
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dev = bus->dev;
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printf(" BUSID=%p\n", dev->parent);
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}
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} else if (obj_type == DRVMGR_OBJ_DEV) {
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dev = obj;
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if (!dev->parent) {
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puts(" device has no parent bus");
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} else {
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printf(" BUSID=%p\n", dev->parent);
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}
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} else {
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puts(" ID is not a device or bus");
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return 1;
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}
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return 0;
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}
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static void shell_drvmgr_print_key_array(struct drvmgr_key *keys)
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{
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struct drvmgr_key *key;
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static char *type_strs[4] = {"UNKNOWN","INTEGER","STRING ","POINTER"};
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int type;
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union drvmgr_key_value *val;
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if (keys == NULL) {
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printf(" DEV HAS NO KEYS\n");
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return;
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}
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key = &keys[0];
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while (key->key_type != KEY_TYPE_NONE) {
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if (key->key_type > KEY_TYPE_POINTER)
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type = 0;
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else
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type = key->key_type;
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printf(" NAME=%-14s TYPE=%s VALUE=", key->key_name, type_strs[type]);
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val = &key->key_value;
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switch (type) {
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default:
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case 0:
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case KEY_TYPE_INT:
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printf("0x%x (%d)\n", val->i, val->i);
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break;
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case KEY_TYPE_STRING:
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printf("%s\n", val->str);
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break;
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case KEY_TYPE_POINTER:
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printf("%p\n", val->ptr);
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break;
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}
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key++;
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}
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}
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static void shell_drvmgr_print_res_array(struct drvmgr_drv_res *resources)
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{
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struct drvmgr_drv_res *res = &resources[0];
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struct drvmgr_drv *drv;
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char *drv_name;
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while (res->drv_id) {
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/* Find Driver in order to print name of driver */
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drv = drvmgr_drv_by_id(res->drv_id);
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if (drv && drv->name)
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drv_name = drv->name;
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else
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drv_name = "UNKNOWN";
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printf(" RESOURCES FOR DEVICE[%02d] DRIVER[0x%llx (%s)]\n",
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res->minor_bus, res->drv_id, drv_name);
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shell_drvmgr_print_key_array(res->keys);
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res++;
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}
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}
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static int shell_drvmgr_res(int argc, char *argv[])
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{
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void *obj;
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int obj_type;
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struct drvmgr_dev *dev;
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struct drvmgr_bus *bus;
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struct drvmgr_key *keys;
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struct drvmgr_bus_res *lst;
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int i;
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/* Get ID from string */
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if (argc < 3)
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return -2;
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obj = get_obj_adr(argv[2]);
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if (!obj)
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return -3;
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obj_type = *(int *)obj;
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if (obj_type == DRVMGR_OBJ_BUS) {
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bus = obj;
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lst = bus->reslist;
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if (lst == NULL) {
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puts(" BUS does not have resources\n");
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return 0;
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}
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i = 0;
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while (lst) {
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printf(" -- RESOURCES ARRAY %d --\n", i);
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shell_drvmgr_print_res_array(lst->resource);
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puts("");
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i++;
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lst = lst->next;
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}
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} else if (obj_type == DRVMGR_OBJ_DEV) {
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dev = obj;
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if (dev->drv == NULL) {
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puts(" DEVICE has no driver ==> resources not available\n");
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return 0;
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}
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drvmgr_keys_get(dev, &keys);
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if (keys == NULL) {
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puts(" DEVICE does not have resources\n");
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return 0;
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}
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shell_drvmgr_print_key_array(keys);
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} else {
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puts(" ID is not a device or bus");
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return 1;
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}
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return 0;
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}
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static int shell_drvmgr_buses(int argc, char *argv[])
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{
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drvmgr_info_buses(OPTION_INFO_ALL);
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return 0;
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}
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static int shell_drvmgr_devs(int argc, char *argv[])
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{
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drvmgr_info_devs(OPTION_INFO_ALL);
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return 0;
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}
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static int shell_drvmgr_drvs(int argc, char *argv[])
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{
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drvmgr_info_drvs(OPTION_INFO_ALL);
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return 0;
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}
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static int shell_drvmgr_mem(int argc, char *argv[])
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{
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drvmgr_print_mem();
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return 0;
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}
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static int shell_drvmgr_translate(int argc, char *argv[])
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{
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int rc, rev, up, obj_type;
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void *obj, *dst;
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unsigned long src, tmp;
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if (argc != 5)
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return -1;
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obj = get_obj_adr(argv[2]);
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if (!obj)
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return -3;
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obj_type = *(int *)obj;
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if (obj_type != DRVMGR_OBJ_DEV) {
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puts(" ID is not a device\n");
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return 0;
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}
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tmp = strtoul(argv[3], NULL, 0);
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if (tmp > 3) {
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puts(" Not a valid option OPT, only [0..3] is valid");
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return 0;
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}
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rev = tmp & DRVMGR_TR_REVERSE;
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up = tmp & DRVMGR_TR_PATH;
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src = strtoul(argv[4], NULL, 0);
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if (src == ULONG_MAX && errno == ERANGE) {
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puts(" Not a valid source address");
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return 0;
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}
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rc = drvmgr_translate((struct drvmgr_dev *)obj, up | rev, (void *)src, &dst);
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if (rc == 0)
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printf(" Address %p could not be translated\n", (void *)src);
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else if (rc == 0xffffffff)
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printf(" %p => %p (no translation required)\n", (void *)src, dst);
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else
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printf(" %p => %p (map size 0x%x)\n", (void *)src, dst, rc);
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return 0;
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}
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static const char drvmgr_usage_str[] =
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" usage:\n"
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" drvmgr buses List bus specfic information on all buses\n"
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" drvmgr devs List general and driver specfic information\n"
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" about all devices\n"
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" drvmgr drvs List driver specfic information on all drivers\n"
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" drvmgr info [ID] List general and driver specfic information\n"
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" about all devices or one device, bus or driver\n"
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" drvmgr mem Dynamically memory usage\n"
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" drvmgr parent ID Short info about parent bus of a device\n"
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" drvmgr remove ID Remove a device or a bus\n"
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" drvmgr res ID List Resources of a device or bus\n"
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" drvmgr short [ID] Short info about all devices/buses or one\n"
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" device/bus\n"
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" drvmgr topo Show bus topology with all devices\n"
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" drvmgr tr ID OPT ADR Translate ADR down(0)/up(1) -streams (OPT bit 1) in\n"
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" std(0)/reverse(1) (OPT bit 0) direction for device\n"
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" drvmgr --help\n";
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static void usage(void)
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{
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puts(drvmgr_usage_str);
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}
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static int shell_drvmgr_usage(int argc, char *argv[])
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{
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usage();
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return 0;
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}
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struct shell_drvmgr_modifier {
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char *name;
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int (*func)(int argc, char *argv[]);
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};
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#define MODIFIER_NUM 12
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static struct shell_drvmgr_modifier shell_drvmgr_modifiers[MODIFIER_NUM] =
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{
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{"buses", shell_drvmgr_buses},
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{"devs", shell_drvmgr_devs},
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{"drvs", shell_drvmgr_drvs},
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{"info", shell_drvmgr_info},
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{"mem", shell_drvmgr_mem},
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{"parent", shell_drvmgr_parent},
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{"remove", shell_drvmgr_remove},
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{"res", shell_drvmgr_res},
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{"short", shell_drvmgr_short},
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{"topo", shell_drvmgr_topo},
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{"tr", shell_drvmgr_translate},
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{"--help", shell_drvmgr_usage},
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};
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static struct shell_drvmgr_modifier *shell_drvmgr_find_modifier(char *name)
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{
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struct shell_drvmgr_modifier *mod;
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int i;
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if (name == NULL)
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return NULL;
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for (i=0, mod=&shell_drvmgr_modifiers[0]; i<MODIFIER_NUM; i++, mod++) {
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if (strcmp(name, mod->name) == 0)
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return mod;
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}
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return NULL;
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}
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static int rtems_shell_main_drvmgr(
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int argc,
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char *argv[]
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)
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{
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struct shell_drvmgr_modifier *mod;
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int rc;
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if (argc < 2) {
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show_drvmgr_info();
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rc = 0;
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} else if ((mod=shell_drvmgr_find_modifier(argv[1])) != NULL) {
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rc = mod->func(argc, argv);
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} else {
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rc = -1;
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}
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if (rc < 0) {
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printf(" invalid argument\n");
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usage();
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}
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return rc;
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}
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rtems_shell_cmd_t rtems_shell_DRVMGR_Command = {
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"drvmgr", /* name */
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drvmgr_usage_str, /* usage */
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"system", /* topic */
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rtems_shell_main_drvmgr, /* command */
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NULL, /* alias */
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NULL /* next */
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};
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@@ -98,6 +98,7 @@ extern rtems_shell_cmd_t rtems_shell_RTRACE_Command;
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/*
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* Extern for System commands
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*/
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extern rtems_shell_cmd_t rtems_shell_DRVMGR_Command;
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extern rtems_shell_cmd_t rtems_shell_PCI_Command;
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extern rtems_shell_cmd_t * const rtems_shell_Initial_commands[];
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@@ -517,6 +518,14 @@ extern rtems_shell_alias_t * const rtems_shell_Initial_aliases[];
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/*
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* System related commands
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*/
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#if defined(RTEMS_DRVMGR_STARTUP) || defined(CONFIGURE_SHELL_COMMAND_DRVMGR)
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#if (defined(CONFIGURE_SHELL_COMMANDS_ALL) && \
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!defined(CONFIGURE_SHELL_NO_COMMAND_DRVMGR)) || \
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defined(CONFIGURE_SHELL_COMMAND_DRVMGR)
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&rtems_shell_DRVMGR_Command,
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#endif
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#endif
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#if defined(RTEMS_PCI_CONFIG_LIB)
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#if (defined(CONFIGURE_SHELL_COMMANDS_ALL) && \
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!defined(CONFIGURE_SHELL_NO_COMMAND_PCI)) || \
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