add example usage to hello command
This commit is contained in:
parent
3db1c9eee4
commit
28be0e94db
34 changed files with 220 additions and 102 deletions
|
@ -36,7 +36,7 @@ static const struct grub_arg_option options[] =
|
|||
|
||||
|
||||
static grub_err_t
|
||||
grub_cmd_read (grub_extcmd_t cmd, int argc, char **argv)
|
||||
grub_cmd_read (grub_extcmd_context_t ctxt, int argc, char **argv)
|
||||
{
|
||||
grub_target_addr_t addr;
|
||||
grub_uint32_t value = 0;
|
||||
|
@ -46,7 +46,7 @@ grub_cmd_read (grub_extcmd_t cmd, int argc, char **argv)
|
|||
return grub_error (GRUB_ERR_BAD_ARGUMENT, "Invalid number of arguments");
|
||||
|
||||
addr = grub_strtoul (argv[0], 0, 0);
|
||||
switch (cmd->cmd->name[sizeof ("in") - 1])
|
||||
switch (ctxt->extcmd->cmd->name[sizeof ("in") - 1])
|
||||
{
|
||||
case 'l':
|
||||
value = grub_inl (addr);
|
||||
|
@ -61,10 +61,10 @@ grub_cmd_read (grub_extcmd_t cmd, int argc, char **argv)
|
|||
break;
|
||||
}
|
||||
|
||||
if (cmd->state[0].set)
|
||||
if (ctxt->state[0].set)
|
||||
{
|
||||
grub_snprintf (buf, sizeof (buf), "%x", value);
|
||||
grub_env_set (cmd->state[0].arg, buf);
|
||||
grub_env_set (ctxt->state[0].arg, buf);
|
||||
}
|
||||
else
|
||||
grub_printf ("0x%x\n", value);
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue