| /* |
| * Copyright (c) 2015 Wind River Systems, Inc. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /** |
| * @file |
| * @brief Linker command/script file |
| * |
| * This is the linker script for both standard images and XIP images. |
| */ |
| |
| #include <autoconf.h> |
| |
| #include <generated_dts_board.h> |
| /* physical address of RAM (needed for correct __ram_phys_end symbol) */ |
| #define PHYS_RAM_ADDR CONFIG_PHYS_RAM_ADDR |
| |
| /* physical address where the kernel is loaded */ |
| #ifdef CONFIG_XIP |
| #define PHYS_LOAD_ADDR CONFIG_PHYS_LOAD_ADDR |
| #else /* !CONFIG_XIP */ |
| #define PHYS_LOAD_ADDR CONFIG_PHYS_RAM_ADDR |
| #endif /* CONFIG_XIP */ |
| |
| /* total shared RAM size (restore info + gdt) */ |
| #define BSP_SHARED_RAM_SIZE \ |
| (CONFIG_SHARED_GDT_RAM_SIZE+CONFIG_BSP_SHARED_RESTORE_INFO_SIZE) |
| /* |
| * When DEEP_SLEEP is not enabled, the shared memory can be re-used after boot. |
| * Since the memory regions area are at fixed address locations, only the |
| * contiguous unused memory located at the end of RAM should be made available. |
| */ |
| #ifdef CONFIG_SYS_POWER_DEEP_SLEEP |
| #define PHYS_RAM_SIZE CONFIG_RAM_SIZE*1K - BSP_SHARED_RAM_SIZE |
| #else |
| #ifdef CONFIG_SET_GDT |
| #define PHYS_RAM_SIZE CONFIG_RAM_SIZE*1K |
| #else |
| #define PHYS_RAM_SIZE CONFIG_RAM_SIZE*1K - CONFIG_SHARED_GDT_RAM_SIZE |
| #endif |
| #endif |
| |
| MEMORY |
| { |
| #ifdef CONFIG_XIP |
| ROM (rx) : ORIGIN = PHYS_LOAD_ADDR, LENGTH = CONFIG_ROM_SIZE*1K |
| RAM (wx) : ORIGIN = PHYS_RAM_ADDR, LENGTH = PHYS_RAM_SIZE |
| #else /* !CONFIG_XIP */ |
| RAM (wx) : ORIGIN = PHYS_LOAD_ADDR, LENGTH = PHYS_RAM_SIZE |
| #endif /* CONFIG_XIP */ |
| #ifdef CONFIG_SYS_POWER_DEEP_SLEEP |
| BSP_SHARED_RAM (rw) : ORIGIN = CONFIG_BSP_SHARED_RESTORE_INFO_RAM_ADDR, |
| LENGTH = CONFIG_BSP_SHARED_RESTORE_INFO_SIZE |
| #endif /* CONFIG_SYS_POWER_DEEP_SLEEP */ |
| #ifndef CONFIG_SET_GDT |
| SHARED_GDT_RAM (rw) : ORIGIN = CONFIG_SHARED_GDT_RAM_ADDR, |
| LENGTH = CONFIG_SHARED_GDT_RAM_SIZE |
| #endif /* !CONFIG_SET_GDT */ |
| |
| /* |
| * It doesn't matter where this region goes as it is stripped from the |
| * final ELF image. The address doesn't even have to be valid on the |
| * target. However, it shouldn't overlap any other regions. |
| */ |
| |
| IDT_LIST : ORIGIN = 2K, LENGTH = 2K |
| MMU_LIST : ORIGIN = 4k, LENGTH = 1K |
| } |
| |
| #include <arch/x86/linker.ld> |
| |