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stats: Add a stats shell command

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Adds the stats shell command to list all stats and enable the command in
the shell sample app.

Signed-off-by: Tom Burdick <thomas.burdick@intel.com>
This commit is contained in:
Tom Burdick 2021-10-11 13:36:23 -05:00 committed by Anas Nashif
parent 10fb5c203b
commit fc34338d77
4 changed files with 63 additions and 0 deletions
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2
samples/subsys/shell/shell_module/prj.conf
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@ -12,3 +12,5 @@ CONFIG_POSIX_CLOCK=y
CONFIG_DATE_SHELL=y
CONFIG_THREAD_RUNTIME_STATS=y
CONFIG_THREAD_RUNTIME_STATS_USE_TIMING_FUNCTIONS=y
CONFIG_STATS=y
CONFIG_STATS_SHELL=y

1
subsys/stats/CMakeLists.txt
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@ -1,3 +1,4 @@
# SPDX-License-Identifier: Apache-2.0
zephyr_sources_ifdef(CONFIG_STATS stats.c)
zephyr_sources_ifdef(CONFIG_STATS_SHELL stats_shell.c)

9
subsys/stats/Kconfig
View file

@ -17,3 +17,12 @@ config STATS_NAMES
setting is disabled, statistics are assigned generic names of the
form "s0", "s1", etc. Enabling this setting simplifies debugging,
but results in a larger code size.
config STATS_SHELL
bool "Statistics Shell Command"
depends on STATS && SHELL
help
Include a full name string for each statistic in the build. If this
setting is disabled, statistics are assigned generic names of the
form "s0", "s1", etc. Enabling this setting simplifies debugging,
but results in a larger code size.

51
subsys/stats/stats_shell.c Normal file
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@ -0,0 +1,51 @@
/*
* Copyright (c) 2021 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <shell/shell.h>
#include <stats/stats.h>
static int stats_cb(struct stats_hdr *hdr, void *arg, const char *name, uint16_t off)
{
struct shell *sh = arg;
void *addr = (uint8_t *)hdr + off;
uint64_t val = 0;
switch (hdr->s_size) {
case sizeof(uint16_t):
val = *(uint16_t *)(addr);
break;
case sizeof(uint32_t):
val = *(uint32_t *)(addr);
break;
case sizeof(uint64_t):
val = *(uint64_t *)(addr);
break;
}
shell_print(sh, "\t%s (offset: %u, addr: %p): %llu", name, off, addr, val);
return 0;
}
static int stats_group_cb(struct stats_hdr *hdr, void *arg)
{
struct shell *sh = arg;
shell_print(sh, "Stats Group %s (hdr addr: %x)", hdr->s_name, (void *)hdr);
return stats_walk(hdr, stats_cb, arg);
}
static int cmd_stats_list(const struct shell *sh, size_t argc,
char **argv)
{
return stats_group_walk(stats_group_cb, (struct shell *)sh);
}
SHELL_STATIC_SUBCMD_SET_CREATE(sub_stats,
SHELL_CMD(list, NULL, "List stats", cmd_stats_list),
SHELL_SUBCMD_SET_END /* Array terminated. */
);
SHELL_CMD_REGISTER(stats, &sub_stats, "Stats commands", NULL);