diff --git a/src/soc/intel/meteorlake/bootblock/soc_die.c b/src/soc/intel/meteorlake/bootblock/soc_die.c index f48981c07c..58de3619ed 100644 --- a/src/soc/intel/meteorlake/bootblock/soc_die.c +++ b/src/soc/intel/meteorlake/bootblock/soc_die.c @@ -88,17 +88,27 @@ static void soc_die_early_ip_init(void) soc_die_config_pwrmbase(); } -void bootblock_soc_die_early_init(void) +static void soc_die_early_sa_init(void) { const struct sa_mmio_descriptor soc_fixed_pci_resources[] = { { MCHBAR, MCH_BASE_ADDRESS, MCH_BASE_SIZE, "MCHBAR" }, }; bootblock_systemagent_early_init(); - soc_die_early_ip_init(); /* Enable MCHBAR early, needed by IOC driver */ sa_set_pci_bar(soc_fixed_pci_resources, ARRAY_SIZE(soc_fixed_pci_resources)); +} + +void bootblock_soc_die_early_init(void) +{ + /* + * Ensure performing SA related programming including MCHBAR prior to accessing + * IOC driver. + */ + soc_die_early_sa_init(); + + soc_die_early_ip_init(); fast_spi_cache_bios_region(); soc_die_early_iorange_init();