C++ (Cpp) setup_page_tables Examples

Example #1

File: arm_bl2u_setup.c Project: coreboot/arm-trusted-firmware

/*******************************************************************************
 * Perform the very early platform specific architectural setup here. At the
 * moment this is only initializes the mmu in a quick and dirty way.
 * The memory that is used by BL2U is only mapped.
 ******************************************************************************/
void arm_bl2u_plat_arch_setup(void)
{

#if USE_COHERENT_MEM
	/* Ensure ARM platforms dont use coherent memory in BL2U */
	assert((BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE) == 0U);
#endif

	const mmap_region_t bl_regions[] = {
		MAP_BL2U_TOTAL,
		ARM_MAP_BL_RO,
#if USE_ROMLIB
		ARM_MAP_ROMLIB_CODE,
		ARM_MAP_ROMLIB_DATA,
#endif
		{0}
	};

	setup_page_tables(bl_regions, plat_arm_get_mmap());

#ifdef AARCH32
	enable_mmu_svc_mon(0);
#else
	enable_mmu_el1(0);
#endif
	arm_setup_romlib();
}

Example #2

File: k3_bl31_setup.c Project: jbech-linaro/arm-trusted-firmware

void bl31_plat_arch_setup(void)
{
	const mmap_region_t bl_regions[] = {
		MAP_REGION_FLAT(BL31_BASE, BL31_END - BL31_BASE,
				MT_MEMORY | MT_RW | MT_SECURE),
		MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
				MT_CODE | MT_SECURE),
		MAP_REGION_FLAT(BL_RO_DATA_BASE, BL_RO_DATA_END - BL_RO_DATA_END,
				MT_RO_DATA | MT_SECURE),
		{0}
	};

	setup_page_tables(bl_regions, plat_k3_mmap);
	enable_mmu_el3(0);
}

Example #3

File: tsp_plat_setup.c Project: jbech-linaro/arm-trusted-firmware

/*******************************************************************************
 * Perform the very early platform specific architectural setup here. At the
 * moment this is only intializes the MMU
 ******************************************************************************/
void tsp_plat_arch_setup(void)
{
	const mmap_region_t bl_regions[] = {
		MAP_REGION_FLAT(BL32_BASE, BL32_END - BL32_BASE,
			MT_MEMORY | MT_RW | MT_SECURE),
		MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
			MT_CODE | MT_SECURE),
		MAP_REGION_FLAT(BL_RO_DATA_BASE, BL_RO_DATA_END - BL_RO_DATA_BASE,
			MT_RO_DATA | MT_SECURE),
		MAP_REGION_FLAT(BL_COHERENT_RAM_BASE,
			BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE,
			MT_DEVICE | MT_RW | MT_SECURE),
		{0}
	};

	setup_page_tables(bl_regions, plat_arm_get_mmap());
	enable_mmu_el1(0);
}