diff options
Diffstat (limited to 'src/soc/intel/apollolake/romstage.c')
| -rw-r--r-- | src/soc/intel/apollolake/romstage.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/src/soc/intel/apollolake/romstage.c b/src/soc/intel/apollolake/romstage.c index 4d6cb27420..5996124207 100644 --- a/src/soc/intel/apollolake/romstage.c +++ b/src/soc/intel/apollolake/romstage.c @@ -248,13 +248,6 @@ asmlinkage void car_stage_entry(void) tseg_base = (uintptr_t)smm_base; postcar_frame_add_mtrr(&pcf, tseg_base, smm_size, MTRR_TYPE_WRBACK); - /* Ensure TSEG has mappings. */ - if (IS_ENABLED(CONFIG_PAGING_IN_CACHE_AS_RAM)) { - if (paging_identity_map_addr(tseg_base, smm_size, PAT_WB)) - printk(BIOS_ERR, "Unable to map TSEG: %lx--%lx\n", - tseg_base, tseg_base + smm_size); - } - run_postcar_phase(&pcf); } @@ -343,40 +336,6 @@ static void parse_devicetree_setting(FSPM_UPD *m_upd) #endif } -static void prepare_fspm_pages(void) -{ - const size_t mib128 = 128 * MiB; - uintptr_t base; - /* All in units of MiB */ - size_t mem_sz; - size_t iohole_sz; - size_t low_mem_sz; - - mem_sz = memory_in_system_in_mib(); - - if (!mem_sz) { - printk(BIOS_ERR, "No memory in system! FSP will hang...\n"); - return; - } - - iohole_sz = iohole_in_mib(); - - /* Mark pages as WB where FSP will write. One region will be in cbmem, - but it's not clear what else FSP is writing to. Try to make the best - calculation. */ - low_mem_sz = 4 * (GiB / MiB) - iohole_sz; - - if (low_mem_sz > mem_sz) - low_mem_sz = mem_sz; - - /* Assume all accesses are within 128MiB of the crude low memory - calculation above. */ - base = low_mem_sz * MiB - mib128; - if (paging_identity_map_addr(base, mib128, PAT_WB)) - printk(BIOS_ERR, "Unable to map %lx--%lx\n", base, - base + mib128); -} - void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) { struct region_device rdev; @@ -430,8 +389,6 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) car_set_var(fsp_version, version); - if (IS_ENABLED(CONFIG_PAGING_IN_CACHE_AS_RAM)) - prepare_fspm_pages(); } __weak |