// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2018 Marvell International Ltd. * * https://spdx.org/licenses */ #include #include #include #include #include DECLARE_GLOBAL_DATA_PTR; #define OTX2_MEM_MAP_USED 4 /* +1 is end of list which needs to be empty */ #define OTX2_MEM_MAP_MAX (OTX2_MEM_MAP_USED + CONFIG_NR_DRAM_BANKS + 1) static struct mm_region otx2_mem_map[OTX2_MEM_MAP_MAX] = { { .virt = 0x800000000000UL, .phys = 0x800000000000UL, .size = 0x40000000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE }, { .virt = 0x840000000000UL, .phys = 0x840000000000UL, .size = 0x40000000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE }, { .virt = 0x880000000000UL, .phys = 0x880000000000UL, .size = 0x40000000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE }, { .virt = 0x8c0000000000UL, .phys = 0x8c0000000000UL, .size = 0x40000000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE } }; struct mm_region *mem_map = otx2_mem_map; void mem_map_fill(void) { int banks = OTX2_MEM_MAP_USED; u32 dram_start = CONFIG_TEXT_BASE; for (int i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { otx2_mem_map[banks].virt = dram_start; otx2_mem_map[banks].phys = dram_start; otx2_mem_map[banks].size = gd->ram_size; otx2_mem_map[banks].attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE; banks = banks + 1; } } u64 get_page_table_size(void) { return 0x80000; } void reset_cpu(void) { }