diff options
| author | Duncan Laurie <dlaurie@chromium.org> | 2013-11-08 23:00:24 -0800 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2014-05-06 17:19:57 +0200 |
| commit | fd461e396b482cd5d0cd81cb11c4973f4ebfa94c (patch) | |
| tree | e1cb7bddc006c5b3dbbb79a1c48c1a3736cf6e57 /src/include/reg_script.h | |
| parent | 9e68fe68ff272619ead17d8497fc6050e28caac6 (diff) | |
regscript: Add support for MSR type
This required changing value/mask types to uint64_t.
Another option would be to use id field to select low or high
32 bits of the MSR and set them independently.
BUG=chrome-os-partner:23505
BRANCH=none
TEST=build and boot on rambi
Change-Id: Ied9998058a8035bf3f003185236f3be3e0df7fc9
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/176304
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Commit-Queue: Aaron Durbin <adurbin@chromium.org>
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/4951
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/include/reg_script.h')
| -rw-r--r-- | src/include/reg_script.h | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/src/include/reg_script.h b/src/include/reg_script.h index 18eda0c0d8..81a4648473 100644 --- a/src/include/reg_script.h +++ b/src/include/reg_script.h @@ -59,12 +59,14 @@ enum { REG_SCRIPT_TYPE_MMIO, REG_SCRIPT_TYPE_RES, REG_SCRIPT_TYPE_IOSF, + REG_SCRIPT_TYPE_MSR, }; enum { REG_SCRIPT_SIZE_8, REG_SCRIPT_SIZE_16, REG_SCRIPT_SIZE_32, + REG_SCRIPT_SIZE_64, }; struct reg_script { @@ -72,8 +74,8 @@ struct reg_script { uint32_t type; uint32_t size; uint32_t reg; - uint32_t mask; - uint32_t value; + uint64_t mask; + uint64_t value; uint32_t timeout; union { uint32_t id; @@ -290,6 +292,26 @@ struct reg_script { REG_SCRIPT_IOSF(POLL, unit_, reg_, mask_, value_, timeout_) /* + * CPU Model Specific Register + */ + +#define REG_SCRIPT_MSR(cmd_, reg_, mask_, value_, timeout_) \ + _REG_SCRIPT_ENCODE_RAW(REG_SCRIPT_COMMAND_##cmd_, \ + REG_SCRIPT_TYPE_MSR, \ + REG_SCRIPT_SIZE_64, \ + reg_, mask_, value_, timeout_, 0) +#define REG_MSR_READ(reg_) \ + REG_SCRIPT_MSR(READ, reg_, 0, 0, 0) +#define REG_MSR_WRITE(reg_, value_) \ + REG_SCRIPT_MSR(WRITE, reg_, 0, value_, 0) +#define REG_MSR_RMW(reg_, mask_, value_) \ + REG_SCRIPT_MSR(RMW, reg_, mask_, value_, 0) +#define REG_MSR_OR(reg_, value_) \ + REG_MSR_RMW(reg_, -1ULL, value_) +#define REG_MSR_POLL(reg_, mask_, value_, timeout_) \ + REG_SCRIPT_MSR(POLL, reg_, mask_, value_, timeout_) + +/* * Chain to another table. */ #define REG_SCRIPT_NEXT(next_) \ |