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/* *********************************************************************
* Broadcom Common Firmware Environment (CFE)
*
* Memory Map commands File: ui_memcmds.c
*
* Memory Manager user interface
*
* Author: Mitch Lichtenberg (mpl@broadcom.com)
*
*********************************************************************
*
* Copyright 2000,2001,2002,2003
* Broadcom Corporation. All rights reserved.
*
* This software is furnished under license and may be used and
* copied only in accordance with the following terms and
* conditions. Subject to these conditions, you may download,
* copy, install, use, modify and distribute modified or unmodified
* copies of this software in source and/or binary form. No title
* or ownership is transferred hereby.
*
* 1) Any source code used, modified or distributed must reproduce
* and retain this copyright notice and list of conditions
* as they appear in the source file.
*
* 2) No right is granted to use any trade name, trademark, or
* logo of Broadcom Corporation. The "Broadcom Corporation"
* name may not be used to endorse or promote products derived
* from this software without the prior written permission of
* Broadcom Corporation.
*
* 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
* WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
* SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
* PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR 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), EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
********************************************************************* */
#include "lib_types.h"
#include "lib_string.h"
#include "lib_queue.h"
#include "lib_malloc.h"
#include "lib_printf.h"
#include "lib_arena.h"
#include "ui_command.h"
#include "cfe_mem.h"
#include "cfe.h"
const static char * const cfe_arenatypes[] = {
"Reserved",
"DRAM (available)",
"Memory Controller (unused)",
"DRAM (in use by firmware)",
"ROM",
"I/O Registers",
"Not available",
"L2 Cache",
"LDT/PCI",
NULL};
extern arena_t cfe_arena;
int ui_init_memcmds(void);
static int ui_cmd_physmap(ui_cmdline_t *cmd,int argc,char *argv[]);
static int ui_cmd_heapstats(ui_cmdline_t *cmd,int argc,char *argv[]);
int ui_init_memcmds(void)
{
cmd_addcmd("show memory",
ui_cmd_physmap,
NULL,
"Display the system physical memory map.",
"show memory [-a]\n\n"
"This command displays the arena, or system physical memory map\n"
"You can use this command to determine the areas of RAM that will\n"
"be made available to operating systems.\n",
"-a;Display all entries in the map, not just the blocks\n"
"of available memory.");
cmd_addcmd("show heap",
ui_cmd_heapstats,
NULL,
"Display information about CFE's heap",
"show heap\n\n"
"This is a debugging command that can be used to determine the health\n"
"of CFE's internal memory manager.",
"");
return 0;
}
static int ui_cmd_heapstats(ui_cmdline_t *cmd,int argc,char *argv[])
{
int res;
memstats_t stats;
res = KMEMSTATS(&stats);
xprintf("\n");
xprintf("Total bytes: %d\n",stats.mem_totalbytes);
xprintf("Free bytes: %d\n",stats.mem_freebytes);
xprintf("Free nodes: %d\n",stats.mem_freenodes);
xprintf("Allocated bytes: %d\n",stats.mem_allocbytes);
xprintf("Allocated nodes: %d\n",stats.mem_allocnodes);
xprintf("Largest free node: %d\n",stats.mem_largest);
xprintf("Heap status: %s\n",(res == 0) ? "CONSISTENT" : "CORRUPT!");
xprintf("\n");
return res;
}
#define PHYSMAP_FLG_ALL 1
#define PHYSMAP_FLG_AVAIL 2
static int ui_cmd_physmap(ui_cmdline_t *cmd,int argc,char *argv[])
{
arena_node_t *node;
queue_t *qb;
arena_t *arena = &cfe_arena;
int flags = 0;
if (cmd_sw_isset(cmd,"-a")) {
flags |= PHYSMAP_FLG_ALL;
}
else {
flags = PHYSMAP_FLG_AVAIL;
}
xprintf("Range Start Range End Range Size Description\n");
xprintf("------------ ------------ -------------- --------------------\n");
for (qb = (arena->arena_list.q_next); qb != &(arena->arena_list);
qb = qb->q_next) {
node = (arena_node_t *) qb;
if ((flags & PHYSMAP_FLG_ALL) ||
((flags & PHYSMAP_FLG_AVAIL) && (node->an_type == MEMTYPE_DRAM_AVAILABLE))) {
xprintf("%012llX-%012llX (%012llX) %s\n",
node->an_address,
node->an_address+node->an_length-1,
node->an_length,
cfe_arenatypes[node->an_type]);
}
}
return 0;
}
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