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at91samd.c:1219
static const struct command_registration at91samd_exec_command_handlers[] = {
{
.name = "dsu_reset_deassert",
.handler = samd_handle_reset_deassert,
.mode = COMMAND_EXEC,
.help = "Deassert internal reset held by DSU.",
.usage = "",
},
{
.name = "chip-erase",
.handler = samd_handle_chip_erase_command,
.mode = COMMAND_EXEC,
.help = "Erase the entire Flash by using the Chip-"
"Erase feature in the Device Service Unit (DSU).",
.usage = "",
},
{
.name = "set-security",
.handler = samd_handle_set_security_command,
.mode = COMMAND_EXEC,
.help = "Secure the chip's Flash by setting the Security Bit. "
"This makes it impossible to read the Flash contents. "
"The only way to undo this is to issue the chip-erase "
"command.",
.usage = "'enable'",
},
{
.name = "eeprom",
.usage = "[size_in_bytes]",
.handler = samd_handle_eeprom_command,
.mode = COMMAND_EXEC,
.help = "Show or set the EEPROM size setting, stored in the User Row. "
"Please see Table 20-3 of the SAMD20 datasheet for allowed values. "
"Changes are stored immediately but take affect after the MCU is "
"reset.",
},
{
.name = "bootloader",
.usage = "[size_in_bytes]",
.handler = samd_handle_bootloader_command,
.mode = COMMAND_EXEC,
.help = "Show or set the bootloader size, stored in the User Row. "
"Please see Table 20-2 of the SAMD20 datasheet for allowed values. "
"Changes are stored immediately but take affect after the MCU is "
"reset.",
},
{
.name = "nvmuserrow",
.usage = "[value] [mask]",
.handler = samd_handle_nvmuserrow_command,
.mode = COMMAND_EXEC,
.help = "Show or set the nvmuserrow register. It is 64 bit wide "
"and located at address 0x804000. Use the optional mask argument "
"to prevent changes at positions where the bitvalue is zero. "
"For security reasons the lock- and reserved-bits are masked out "
"in background and therefore cannot be changed.",
},
COMMAND_REGISTRATION_DONE
};