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util/nvmutil: policy-only cmd_swap and cmd_copy

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their functions now only return. not needed anymore.

these commands are still available, but they no longer
need helper functions.

Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-08 22:17:25 +00:00
parent 61188ee9dc
commit 848d575cea
1 changed files with 11 additions and 19 deletions
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util/nvmutil/nvmutil.c
+11 -19
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@@ -63,8 +63,6 @@ static void hexdump(size_t partnum);
static void cmd_setchecksum(void);
static void set_checksum(size_t part);
static void cmd_brick(void);
static void cmd_copy(void);
static void cmd_swap(void);
static int good_checksum(size_t partnum);
static uint16_t nvm_word(size_t pos16, size_t part);
static void set_nvm_word(size_t pos16, size_t part, uint16_t val16);
@@ -258,7 +256,7 @@ static const struct commands command[] = {
* Invert read and set both parts modified.
* No actual copying in memory is performed.
*/
{ CMD_SWAP, "swap", cmd_swap, ARGC_3,
{ CMD_SWAP, "swap", NULL, ARGC_3,
PART_INVERT, SET_MOD_BOTH,
ARG_NOPART,
CHECKSUM_READ, SKIP_CHECKSUM_WRITE },
@@ -268,7 +266,7 @@ static const struct commands command[] = {
* No actual copying in memory is performed.
* arg_part set: we only need to read the specified part.
*/
{ CMD_COPY, "copy", cmd_copy, ARGC_4,
{ CMD_COPY, "copy", NULL, ARGC_4,
PART_INVERT, SET_MOD_N,
ARG_PART,
CHECKSUM_READ, SKIP_CHECKSUM_WRITE },
@@ -419,9 +417,6 @@ sanitize_command_index(size_t c)
c, command[c].str);
}
if (command[c].run == NULL)
err(ECANCELED, "cmd index %zu: NULL ptr(run)", c);
mod_type = command[c].set_modified;
switch (mod_type) {
case SET_MOD_0:
@@ -562,7 +557,8 @@ static void
run_cmd(size_t c)
{
check_command_num(c);
command[c].run();
if (command[c].run)
command[c].run();
}
static void
@@ -1011,17 +1007,13 @@ cmd_brick(void)
set_nvm_word(NVM_CHECKSUM_WORD, part, checksum_word ^ 1);
}
static void
cmd_copy(void)
{
return;
}
static void
cmd_swap(void)
{
return;
}
/*
* cmd_copy and cmd_swap don't exist, because
* their operations are handled during reading
* by virtue of command[x].invert, and then
* set modified accordingly, while having the
* same centralised checksum verification.
*/
static int
good_checksum(size_t partnum)