diff options
| author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-03-22 10:34:46 -0600 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-03-28 16:04:54 +0000 |
| commit | 5b90c0f158ffa295cc03b7d846cd600ee47c34fa (patch) | |
| tree | 0369a575763848125e64d60a928f84970bd249d6 /src/soc/intel | |
| parent | e2852579b8f889416c454a92b9c74b317fa508ae (diff) | |
soc/intel/common/systemagent: Add macros to access REGBAR space
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: I97203aca377d4dd77e03b2c83fdd20a2874cc1c5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51755
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/common/block/include/intelblocks/systemagent.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/systemagent.h b/src/soc/intel/common/block/include/intelblocks/systemagent.h index d70706256e..fe14c181fb 100644 --- a/src/soc/intel/common/block/include/intelblocks/systemagent.h +++ b/src/soc/intel/common/block/include/intelblocks/systemagent.h @@ -23,6 +23,13 @@ #define MCHBAR32(x) (*(volatile u32 *)(uintptr_t)(MCH_BASE_ADDRESS + x)) #define MCHBAR64(x) (*(volatile u64 *)(uintptr_t)(MCH_BASE_ADDRESS + x)) +/* REGBAR */ +#define REGBAR_OFFSET(pid, x) (REG_BASE_ADDRESS + ((pid) << 16) + (x)) +#define REGBAR8(pid, x) (*(volatile u8 *)(uintptr_t)REGBAR_OFFSET(pid, x)) +#define REGBAR16(pid, x) (*(volatile u16 *)(uintptr_t)REGBAR_OFFSET(pid, x)) +#define REGBAR32(pid, x) (*(volatile u32 *)(uintptr_t)REGBAR_OFFSET(pid, x)) +#define REGBAR64(pid, x) (*(volatile u64 *)(uintptr_t)REGBAR_OFFSET(pid, x)) + /* Perform System Agent Initialization during Bootblock phase */ void bootblock_systemagent_early_init(void); |