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| author | Duncan Laurie <dlaurie@google.com> | 2020-09-30 23:09:29 +0000 |
|---|---|---|
| committer | Duncan Laurie <dlaurie@chromium.org> | 2020-10-21 22:23:55 +0000 |
| commit | 095bbf969d47a06388be65e944352f1936c4e1f2 (patch) | |
| tree | 7f08c105da21c436cd51199908729766df663fd5 /src/include | |
| parent | cf5d58328fe004d967466be42de62d6bab4c3133 (diff) | |
| download | coreboot-095bbf969d47a06388be65e944352f1936c4e1f2.tar.xz | |
acpigen: Add option for reserved bits in Field
Add an option for unused/reserved bits in a Field definition,
allowing for declarations that do not start at bit 0:
Field (UART, AnyAcc, NoLock, Preserve)
{
, 7, /* RESERVED */
BITF, /* Used bit */
}
These just use byte 0 instead of a name.
Change-Id: I86b54685dbdebacb0834173857c9341ea9fa9a46
Signed-off-by: Duncan Laurie <dlaurie@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46254
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/acpi/acpigen.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/acpi/acpigen.h b/src/include/acpi/acpigen.h index c30f8449b6..10e328b8b8 100644 --- a/src/include/acpi/acpigen.h +++ b/src/include/acpi/acpigen.h @@ -158,6 +158,10 @@ enum { .name = X, \ .bits = Y, \ } +#define FIELDLIST_RESERVED(X) { .type = RESERVED, \ + .name = "", \ + .bits = X, \ + } #define FIELD_ANYACC 0 #define FIELD_BYTEACC 1 @@ -174,6 +178,7 @@ enum { enum field_type { OFFSET, NAME_STRING, + RESERVED, FIELD_TYPE_MAX, }; |