src/soc/intel/tigerlake/smihandler.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <device/pci_def.h>
   4 #include <intelblocks/smihandler.h>
   5 #include <soc/soc_chip.h>
   6 #include <soc/pci_devs.h>
   7 #include <soc/pm.h>
   8
   9 int smihandler_soc_disable_busmaster(pci_devfn_t dev)
  10 {
  11         /* Skip disabling PMC bus master to keep IO decode enabled */
  12         if (dev == PCH_DEV_PMC)
  13                 return 0;
  14         return 1;
  15 }
  16
  17 const smi_handler_t southbridge_smi[SMI_STS_BITS] = {
  18         [SMI_ON_SLP_EN_STS_BIT] = smihandler_southbridge_sleep,
  19         [APM_STS_BIT] = smihandler_southbridge_apmc,
  20         [PM1_STS_BIT] = smihandler_southbridge_pm1,
  21         [GPE0_STS_BIT] = smihandler_southbridge_gpe0,
  22         [GPIO_STS_BIT] = smihandler_southbridge_gpi,
  23         [ESPI_SMI_STS_BIT] = smihandler_southbridge_espi,
  24         [MCSMI_STS_BIT] = smihandler_southbridge_mc,
  25 #if CONFIG(SOC_INTEL_COMMON_BLOCK_SMM_TCO_ENABLE)
  26         [TCO_STS_BIT] = smihandler_southbridge_tco,
  27 #endif
  28         [PERIODIC_STS_BIT] = smihandler_southbridge_periodic,
  29         [MONITOR_STS_BIT] = smihandler_southbridge_monitor,
  30 };