void __init setup_page_tables(const mmap_region_t *bl_regions,
const mmap_region_t *plat_regions)
{
#if LOG_LEVEL >= LOG_LEVEL_VERBOSE
const mmap_region_t *regions = bl_regions;
while (regions->size != 0U) {
VERBOSE("Region: 0x%lx - 0x%lx has attributes 0x%x\n",
regions->base_va,
regions->base_va + regions->size,
regions->attr);
regions++;
}
#endif
/*
* Map the Trusted SRAM with appropriate memory attributes.
* Subsequent mappings will adjust the attributes for specific regions.
*/
mmap_add(bl_regions);
/* Now (re-)map the platform-specific memory regions */
mmap_add(plat_regions);
/* Create the page tables to reflect the above mappings */
init_xlat_tables();
}
void bl31_plat_arch_setup(void)
{
mmap_add_region(BL31_BASE, BL31_BASE, (BL31_LIMIT - BL31_BASE),
MT_MEMORY | MT_RW | MT_SECURE);
mmap_add_region(BL_CODE_BASE, BL_CODE_BASE, (BL_CODE_END - BL_CODE_BASE),
MT_MEMORY | MT_RO | MT_SECURE);
#if USE_COHERENT_MEM
mmap_add_region(BL_COHERENT_RAM_BASE, BL_COHERENT_RAM_BASE,
(BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE),
MT_DEVICE | MT_RW | MT_SECURE);
#endif
mmap_add(imx_mmap);
init_xlat_tables();
enable_mmu_el3(0);
}
void plat_configure_mmu_svc_mon(unsigned long total_base,
unsigned long total_size,
unsigned long ro_start,
unsigned long ro_limit,
unsigned long coh_start,
unsigned long coh_limit)
{
mmap_add_region(total_base, total_base, total_size,
MT_MEMORY | MT_RW | MT_SECURE);
mmap_add_region(ro_start, ro_start, ro_limit - ro_start,
MT_MEMORY | MT_RO | MT_SECURE);
mmap_add_region(coh_start, coh_start, coh_limit - coh_start,
MT_DEVICE | MT_RW | MT_SECURE);
mmap_add(plat_rk_mmap);
rockchip_plat_mmu_svc_mon();
init_xlat_tables();
enable_mmu_svc_mon(0);
}
void bl31_plat_arch_setup(void)
{
mmap_add_region(BL31_RO_START, BL31_RO_START, (BL31_RO_END - BL31_RO_START),
MT_MEMORY | MT_RO | MT_SECURE);
mmap_add_region(BL31_RW_START, BL31_RW_START, (BL31_RW_END - BL31_RW_START),
MT_MEMORY | MT_RW | MT_SECURE);
mmap_add(imx_mmap);
#if USE_COHERENT_MEM
mmap_add_region(BL31_COHERENT_RAM_START, BL31_COHERENT_RAM_START,
BL31_COHERENT_RAM_END - BL31_COHERENT_RAM_START,
MT_DEVICE | MT_RW | MT_SECURE);
#endif
/* setup xlat table */
init_xlat_tables();
/* enable the MMU */
enable_mmu_el3(0);
}
/*******************************************************************************
* Perform the very early platform specific architectural setup here. At the
* moment this only intializes the mmu in a quick and dirty way.
******************************************************************************/
void bl31_plat_arch_setup(void)
{
unsigned long bl31_base_pa = tegra_bl31_phys_base;
unsigned long total_base = bl31_base_pa;
unsigned long total_size = BL32_BASE - BL31_RO_BASE;
unsigned long ro_start = bl31_base_pa;
unsigned long ro_size = BL31_RO_LIMIT - BL31_RO_BASE;
const mmap_region_t *plat_mmio_map = NULL;
#if USE_COHERENT_MEM
unsigned long coh_start, coh_size;
#endif
/* add memory regions */
mmap_add_region(total_base, total_base,
total_size,
MT_MEMORY | MT_RW | MT_SECURE);
mmap_add_region(ro_start, ro_start,
ro_size,
MT_MEMORY | MT_RO | MT_SECURE);
#if USE_COHERENT_MEM
coh_start = total_base + (BL31_COHERENT_RAM_BASE - BL31_RO_BASE);
coh_size = BL31_COHERENT_RAM_LIMIT - BL31_COHERENT_RAM_BASE;
mmap_add_region(coh_start, coh_start,
coh_size,
MT_DEVICE | MT_RW | MT_SECURE);
#endif
/* add MMIO space */
plat_mmio_map = plat_get_mmio_map();
if (plat_mmio_map)
mmap_add(plat_mmio_map);
else
WARN("MMIO map not available\n");
/* set up translation tables */
init_xlat_tables();
/* enable the MMU */
enable_mmu_el3(0);
}
/*******************************************************************************
* Function that sets up the translation tables.
******************************************************************************/
void gxbb_setup_page_tables(void)
{
#if IMAGE_BL31
const mmap_region_t gxbb_bl_mmap[] = {
MAP_BL31,
MAP_BL_CODE,
MAP_BL_RO_DATA,
#if USE_COHERENT_MEM
MAP_BL_COHERENT,
#endif
{0}
};
#endif
mmap_add(gxbb_bl_mmap);
mmap_add(gxbb_mmap);
init_xlat_tables();
}
/*******************************************************************************
* Perform the very early platform specific architectural setup here. At the
* moment this only intializes the mmu in a quick and dirty way.
******************************************************************************/
void bl31_plat_arch_setup(void)
{
uint64_t rw_start = BL31_RW_START;
uint64_t rw_size = BL31_RW_END - BL31_RW_START;
uint64_t rodata_start = BL31_RODATA_BASE;
uint64_t rodata_size = BL31_RODATA_END - BL31_RODATA_BASE;
uint64_t code_base = TEXT_START;
uint64_t code_size = TEXT_END - TEXT_START;
const mmap_region_t *plat_mmio_map = NULL;
#if USE_COHERENT_MEM
uint32_t coh_start, coh_size;
#endif
const plat_params_from_bl2_t *params_from_bl2 = bl31_get_plat_params();
/*
* Add timestamp for arch setup entry.
*/
boot_profiler_add_record("[TF] arch setup entry");
/* add memory regions */
mmap_add_region(rw_start, rw_start,
rw_size,
MT_MEMORY | MT_RW | MT_SECURE);
mmap_add_region(rodata_start, rodata_start,
rodata_size,
MT_RO_DATA | MT_SECURE);
mmap_add_region(code_base, code_base,
code_size,
MT_CODE | MT_SECURE);
/* map TZDRAM used by BL31 as coherent memory */
if (TEGRA_TZRAM_BASE == tegra_bl31_phys_base) {
mmap_add_region(params_from_bl2->tzdram_base,
params_from_bl2->tzdram_base,
BL31_SIZE,
MT_DEVICE | MT_RW | MT_SECURE);
}
#if USE_COHERENT_MEM
coh_start = total_base + (BL_COHERENT_RAM_BASE - BL31_RO_BASE);
coh_size = BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE;
mmap_add_region(coh_start, coh_start,
coh_size,
(uint8_t)MT_DEVICE | (uint8_t)MT_RW | (uint8_t)MT_SECURE);
#endif
/* map on-chip free running uS timer */
mmap_add_region(page_align(TEGRA_TMRUS_BASE, 0),
page_align(TEGRA_TMRUS_BASE, 0),
TEGRA_TMRUS_SIZE,
(uint8_t)MT_DEVICE | (uint8_t)MT_RO | (uint8_t)MT_SECURE);
/* add MMIO space */
plat_mmio_map = plat_get_mmio_map();
if (plat_mmio_map != NULL) {
mmap_add(plat_mmio_map);
} else {
WARN("MMIO map not available\n");
}
/* set up translation tables */
init_xlat_tables();
/* enable the MMU */
enable_mmu_el3(0);
/*
* Add timestamp for arch setup exit.
*/
boot_profiler_add_record("[TF] arch setup exit");
INFO("BL3-1: Tegra: MMU enabled\n");
}
