/* SPDX-License-Identifier: GPL-2.0-only */ #include <symbols.h> #include <soc/addressmap.h> #include <soc/mmu.h> #include <soc/sdram.h> #include <arch/mmu.h> void soc_mmu_init(void) { const unsigned long devmem = MA_DEV | MA_S | MA_RW; const unsigned long secure_mem = MA_MEM | MA_S | MA_RW; mmu_init(); /* * Need to use secure mem attribute, as firmware is running in ARM TZ * region. */ mmu_config_range((void *)_ttb, REGION_SIZE(ttb), secure_mem); mmu_config_range((void *)_dram, sdram_size_mb() * MiB, secure_mem); /* IO space has the MSB set and is divided into 4 sub-regions: * * NCB * * SLI * * RSL * * AP */ mmu_config_range((void *)IO_SPACE_START, IO_SPACE_SIZE, devmem); mmu_enable(); }