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bios: add uptime command and rewrite cmd_bios comments.

This commit is contained in:
Florent Kermarrec 2020-05-16 10:02:31 +02:00
parent fc0e55be32
commit d6549ff8f1
1 changed files with 25 additions and 3 deletions
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28
litex/soc/software/bios/commands/cmd_bios.c
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@ -42,7 +42,7 @@ define_command(help, help_handler, "Print this help", MISC_CMDS);
/**
* Command "ident"
*
* Print SoC identyifier if available
* Identifier of the system
*
*/
static void ident_helper(int nb_params, char **params)
@ -53,7 +53,7 @@ static void ident_helper(int nb_params, char **params)
printf("Ident: %s", *buffer ? buffer : "-");
}
define_command(ident, ident_helper, "Display identifier", SYSTEM_CMDS);
define_command(ident, ident_helper, "Identifier of the system", SYSTEM_CMDS);
/**
* Command "reboot"
@ -67,7 +67,29 @@ static void reboot(int nb_params, char **params)
ctrl_reset_write(1);
}
define_command(reboot, reboot, "Reset processor", SYSTEM_CMDS);
define_command(reboot, reboot, "Reboot the system", SYSTEM_CMDS);
#endif
/**
* Command "uptime"
*
* Uptime of the system
*
*/
#ifdef CSR_CTRL_UPTIME_ADDR
static void uptime(int nb_params, char **params)
{
unsigned long uptime;
ctrl_uptime_latch_write(1);
uptime = ctrl_uptime_read();
printf("Uptime: %ld sys_clk cycles / %ld seconds",
uptime,
uptime/CONFIG_CLOCK_FREQUENCY
);
}
define_command(uptime, uptime, "Uptime of the system since power-up", SYSTEM_CMDS);
#endif
/**