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| author | Felix Held <felix-coreboot@felixheld.de> | 2019-06-11 19:23:55 +0200 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2019-06-13 14:07:57 +0000 |
| commit | e5b05d61dfdd1055154cead437a98aa5db85713a (patch) | |
| tree | 55265760f5bc0abdd96c6d1d1591f84c120b1857 /util | |
| parent | 6302203fb439a2d87566cc3e107359da41ce0560 (diff) | |
| download | coreboot-e5b05d61dfdd1055154cead437a98aa5db85713a.tar.xz | |
util/superiotool: clarify usage of MISC and NANA defines
Change-Id: I0b3c5c810bfb05eaec13511391ecd55d7b9eb4e8
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33402
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'util')
| -rw-r--r-- | util/superiotool/superiotool.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/util/superiotool/superiotool.h b/util/superiotool/superiotool.h index 1a10fb63ab..6e59933792 100644 --- a/util/superiotool/superiotool.h +++ b/util/superiotool/superiotool.h @@ -127,9 +127,15 @@ and print its vendor, name, ID, revision, and config port.\n" #define EOT -1 /* End Of Table */ #define NOLDN -2 /* NO LDN needed */ -#define NANA -3 /* Not Available */ +#define NANA -3 /* Not Available: + Used for registers having externally controlled + values that can change during runtime like + GPIO input value registers. */ #define RSVD -4 /* Reserved */ -#define MISC -5 /* Needs special comment in output */ +#define MISC -5 /* Needs special comment in output: + Used for registers depending on external pin straps + configuring static, but board-specific settings like + SIO base address or AMD/Intel power seqencing type. */ #define MAXLDN 0x14 /* Biggest LDN */ #define LDNSIZE (MAXLDN + 3) /* Biggest LDN + 0 + NOLDN + EOT */ #define MAXNUMIDX 170 /* Maximum number of indices */ |