decompressor.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <arch/mmu.h>
#include <bootblock_common.h>
#include <soc/mmu_operations.h>
#include <symbols.h>
 
void decompressor_soc_init(void)
{
        mmu_init();
 
        /* Set 0x0 to max sdram(4GiB) supported by RK3399 as device memory.
         * We want to configure mmio space(start at 0xf8000000) to DEV_MEM,
         * some boards may use 2GB sdram in future(who knows).
         */
        mmu_config_range((void *)0, (uintptr_t)4 * GiB, DEV_MEM);
 
        mmu_config_range(_sram, REGION_SIZE(sram), SECURE_MEM);
 
        mmu_enable();
}