Пример #1
0
/*******************************************************************************
 * Perform the very early platform specific architectural setup here. At the
 * moment this is only intializes the mmu in a quick and dirty way.
 * Init MTK propiartary log buffer control field.
 ******************************************************************************/
void bl31_plat_arch_setup(void)
{
	/* Enable non-secure access to CCI-400 registers */
	mmio_write_32(CCI400_BASE + CCI_SEC_ACCESS_OFFSET, 0x1);

	plat_cci_init();
	plat_cci_enable();

	if (gteearg.atf_log_buf_size != 0) {
		INFO("mmap atf buffer : 0x%x, 0x%x\n\r",
			gteearg.atf_log_buf_start,
			gteearg.atf_log_buf_size);

		mmap_add_region(
			gteearg.atf_log_buf_start &
			~(PAGE_SIZE_2MB_MASK),
			gteearg.atf_log_buf_start &
			~(PAGE_SIZE_2MB_MASK),
			PAGE_SIZE_2MB,
			MT_DEVICE | MT_RW | MT_NS);

		INFO("mmap atf buffer (force 2MB aligned):0x%x, 0x%x\n",
			(gteearg.atf_log_buf_start & ~(PAGE_SIZE_2MB_MASK)),
		PAGE_SIZE_2MB);
	}
	/*
	 * add TZRAM_BASE to memory map
	 * then set RO and COHERENT to different attribute
	 */
	plat_configure_mmu_el3(
		(TZRAM_BASE & ~(PAGE_SIZE_MASK)),
		(TZRAM_SIZE & ~(PAGE_SIZE_MASK)),
		(BL31_RO_BASE & ~(PAGE_SIZE_MASK)),
		BL31_RO_LIMIT,
		BL31_COHERENT_RAM_BASE,
		BL31_COHERENT_RAM_LIMIT);
	/* Initialize for ATF log buffer */
	if (gteearg.atf_log_buf_size != 0) {
		gteearg.atf_aee_debug_buf_size = ATF_AEE_BUFFER_SIZE;
		gteearg.atf_aee_debug_buf_start =
			gteearg.atf_log_buf_start +
			gteearg.atf_log_buf_size - ATF_AEE_BUFFER_SIZE;
		INFO("ATF log service is registered (0x%x, aee:0x%x)\n",
			gteearg.atf_log_buf_start,
			gteearg.atf_aee_debug_buf_start);
	} else{
		gteearg.atf_aee_debug_buf_size = 0;
		gteearg.atf_aee_debug_buf_start = 0;
	}

	/* Platform code before bl31_main */
	/* compatible to the earlier chipset */

	/* Show to ATF log buffer & UART */
	INFO("BL3-1: %s\n", version_string);
	INFO("BL3-1: %s\n", build_message);

}
Пример #2
0
void bl1_plat_arch_setup(void)
{
	plat_configure_mmu_el3(bl1_tzram_layout.total_base,
			       bl1_tzram_layout.total_size,
			       BL_MEM_BASE, /* l-loader and BL1 ROM */
			       BL1_RO_LIMIT,
			       BL1_COHERENT_RAM_BASE,
			       BL1_COHERENT_RAM_LIMIT);
}
/*******************************************************************************
 * Perform the very early platform specific architectural setup here. At the
 * moment this is only intializes the mmu in a quick and dirty way.
 ******************************************************************************/
void bl31_plat_arch_setup(void)
{
	plat_cci_init();
	plat_cci_enable();
	plat_configure_mmu_el3(BL31_RO_BASE,
			       (BL31_COHERENT_RAM_LIMIT - BL31_RO_BASE),
			       BL31_RO_BASE,
			       BL31_RO_LIMIT,
			       BL31_COHERENT_RAM_BASE,
			       BL31_COHERENT_RAM_LIMIT);
}
/*******************************************************************************
 * Perform the very early platform specific architectural setup here. At the
 * moment this is only intializes the mmu in a quick and dirty way.
 ******************************************************************************/
void bl31_plat_arch_setup(void)
{
	plat_cci_init();
	plat_cci_enable();

	plat_configure_mmu_el3(BL_CODE_BASE,
			       BL_COHERENT_RAM_END - BL_CODE_BASE,
			       BL_CODE_BASE,
			       BL_CODE_END,
			       BL_COHERENT_RAM_BASE,
			       BL_COHERENT_RAM_END);
}