diff options
| -rw-r--r-- | src/soc/intel/common/block/include/intelblocks/lpc_lib.h | 2 | ||||
| -rw-r--r-- | src/soc/intel/common/block/lpc/lpc_lib.c | 5 |
2 files changed, 7 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/lpc_lib.h b/src/soc/intel/common/block/include/intelblocks/lpc_lib.h index f77b8d5d71..cf6d8e9bdc 100644 --- a/src/soc/intel/common/block/include/intelblocks/lpc_lib.h +++ b/src/soc/intel/common/block/include/intelblocks/lpc_lib.h @@ -70,6 +70,8 @@ struct lpc_mmio_range { * Output:I/O Enable Bits */ uint16_t lpc_enable_fixed_io_ranges(uint16_t io_enables); +/* Return the current decode settings */ +uint16_t lpc_get_fixed_io_decode(void); /* Open a generic IO window to the LPC bus. Four windows are available. */ void lpc_open_pmio_window(uint16_t base, uint16_t size); /* Close all generic IO windows to the LPC bus. */ diff --git a/src/soc/intel/common/block/lpc/lpc_lib.c b/src/soc/intel/common/block/lpc/lpc_lib.c index bc89e4ccae..3ad2176c11 100644 --- a/src/soc/intel/common/block/lpc/lpc_lib.c +++ b/src/soc/intel/common/block/lpc/lpc_lib.c @@ -37,6 +37,11 @@ uint16_t lpc_enable_fixed_io_ranges(uint16_t io_enables) return io_enables; } +uint16_t lpc_get_fixed_io_decode(void) +{ + return pci_read_config16(PCH_DEV_LPC, LPC_IO_DECODE); +} + /* * Find the first unused IO window. * Returns -1 if not found, 0 for reg 0x84, 1 for reg 0x88 ... |