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util/nvmutil: split up cmd_setmac

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Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-03 02:45:46 +00:00
parent 3cbaa7ead8
commit 490f311d05
1 changed files with 19 additions and 15 deletions
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util/nvmutil/nvmutil.c
+19 -15
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@@ -22,7 +22,7 @@ void cmd_setchecksum(void), cmd_brick(void), swap(int partnum), writeGbe(void),
set_cmd(int, char **), setWord(int, int, uint16_t), check_bounds(int, int),
xopen (int *, const char *, int p, struct stat *), checkMacSeparator(int),
set_mac_byte(int, uint64_t *), usage(char*), set_io_flags(int, char **);
int goodChecksum(int partnum);
int goodChecksum(int partnum), write_mac_part(int);
uint8_t hextonum(char chs), rhex(void);
uint16_t word(int, int);
@@ -206,20 +206,8 @@ cmd_setmac(void)
printf("MAC address to be written: %s\n", strMac);
for (int partnum = 0; partnum < 2; partnum++) {
if (!goodChecksum(part = partnum))
continue;
for (int w = 0; w < 3; w++)
setWord(w, partnum, mac[w]);
printf("Wrote MAC address to part %d: ", partnum);
print_mac_address(partnum);
cmd_setchecksum();
mac_updated = 1;
}
for (int partnum = 0; partnum < 2; partnum++)
mac_updated |= write_mac_part(partnum);
if (mac_updated)
errno = 0;
}
@@ -304,6 +292,22 @@ rhex(void)
return rnum[n--] & 0xf;
}
int
write_mac_part(int partnum)
{
if (!goodChecksum(part = partnum))
return 0;
for (int w = 0; w < 3; w++)
setWord(w, partnum, mac[w]);
printf("Wrote MAC address to part %d: ", partnum);
print_mac_address(partnum);
cmd_setchecksum();
return 1;
}
void
cmd_dump(void)
{