diff options
Diffstat (limited to 'src/soc/intel/skylake/romstage/romstage_fsp20.c')
| -rw-r--r-- | src/soc/intel/skylake/romstage/romstage_fsp20.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/soc/intel/skylake/romstage/romstage_fsp20.c b/src/soc/intel/skylake/romstage/romstage_fsp20.c index 1e81d7aa05..c166e3a7c1 100644 --- a/src/soc/intel/skylake/romstage/romstage_fsp20.c +++ b/src/soc/intel/skylake/romstage/romstage_fsp20.c @@ -264,14 +264,6 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, int i; uint32_t mask = 0; - /* - * Set IGD stolen size to 64MB. The FBC hardware for skylake does not - * have access to the bios_reserved range so it always assumes 8MB is - * used and so the kernel will avoid the last 8MB of the stolen window. - * With the default stolen size of 32MB(-8MB) there is not enough space - * for FBC to work with a high resolution panel. - */ - m_cfg->IgdDvmt50PreAlloc = 2; m_cfg->MmioSize = 0x800; /* 2GB in MB */ m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; m_cfg->IedSize = CONFIG_IED_REGION_SIZE; @@ -311,12 +303,22 @@ static void soc_primary_gfx_config_params(FSP_M_CONFIG *m_cfg, * the FSP does not initialize this device */ m_cfg->InternalGfx = 0; + m_cfg->IgdDvmt50PreAlloc = 0; if (config->PrimaryDisplay == Display_iGFX) m_cfg->PrimaryDisplay = Display_Auto; else m_cfg->PrimaryDisplay = config->PrimaryDisplay; } else { m_cfg->InternalGfx = 1; + /* + * Set IGD stolen size to 64MB. The FBC hardware for skylake + * does not have access to the bios_reserved range so it always + * assumes 8MB is used and so the kernel will avoid the last + * 8MB of the stolen window. With the default stolen size of + * 32MB(-8MB) there is not enough space for FBC to work with + * a high resolution panel + */ + m_cfg->IgdDvmt50PreAlloc = 2; m_cfg->PrimaryDisplay = config->PrimaryDisplay; } } |