zephyr/soc/xtensa/intel_s1000/memory.h

76 lines
2.5 KiB
C

/*
* Copyright (c) 2019 Intel Corporation
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __INC_MEMORY_H
#define __INC_MEMORY_H
#include <autoconf.h>
/* L2 HP SRAM */
#define L2_VECTOR_SIZE 0x1000
#ifdef CONFIG_BOOTLOADER_MCUBOOT
#define SRAM_BASE (DT_L2_SRAM_BASE + CONFIG_BOOTLOADER_SRAM_SIZE * 1K)
#define SRAM_SIZE (DT_L2_SRAM_SIZE - CONFIG_BOOTLOADER_SRAM_SIZE * 1K)
#else
#define SRAM_BASE (DT_L2_SRAM_BASE)
#define SRAM_SIZE (DT_L2_SRAM_SIZE)
#endif
/* The reset vector address in SRAM and its size */
#define XCHAL_RESET_VECTOR0_PADDR_SRAM SRAM_BASE
#define MEM_RESET_TEXT_SIZE 0x268
#define MEM_RESET_LIT_SIZE 0x8
/* This is the base address of all the vectors defined in SRAM */
#define XCHAL_VECBASE_RESET_PADDR_SRAM (SRAM_BASE + 0x400)
#define MEM_VECBASE_LIT_SIZE 0x178
/* The addresses of the vectors in SRAM.
* Only the memerror vector continues to point to its ROM address.
*/
#define XCHAL_INTLEVEL2_VECTOR_PADDR_SRAM (SRAM_BASE + 0x580)
#define XCHAL_INTLEVEL3_VECTOR_PADDR_SRAM (SRAM_BASE + 0x5C0)
#define XCHAL_INTLEVEL4_VECTOR_PADDR_SRAM (SRAM_BASE + 0x600)
#define XCHAL_INTLEVEL5_VECTOR_PADDR_SRAM (SRAM_BASE + 0x640)
#define XCHAL_INTLEVEL6_VECTOR_PADDR_SRAM (SRAM_BASE + 0x680)
#define XCHAL_INTLEVEL7_VECTOR_PADDR_SRAM (SRAM_BASE + 0x6C0)
#define XCHAL_KERNEL_VECTOR_PADDR_SRAM (SRAM_BASE + 0x700)
#define XCHAL_USER_VECTOR_PADDR_SRAM (SRAM_BASE + 0x740)
#define XCHAL_DOUBLEEXC_VECTOR_PADDR_SRAM (SRAM_BASE + 0x7C0)
/* Vector and literal sizes */
#define MEM_VECT_LIT_SIZE 0x8
#define MEM_VECT_TEXT_SIZE 0x38
#define MEM_VECT_SIZE (MEM_VECT_TEXT_SIZE +\
MEM_VECT_LIT_SIZE)
/* The memerror vector address is copied as is from core-isa.h */
#define XCHAL_MEMERROR_VECTOR_PADDR 0xBEFE0400
#define MEM_ERROR_TEXT_SIZE 0x180
#define MEM_ERROR_LIT_SIZE 0x8
/* text and data share the same L2 HP SRAM on Intel S1000.
* So, they lie next to each other.
*/
#define RAM_BASE (SRAM_BASE + L2_VECTOR_SIZE)
#define RAM_SIZE (SRAM_SIZE - L2_VECTOR_SIZE)
/* Location for the intList section which is later used to construct the
* Interrupt Descriptor Table (IDT). This is a bogus address as this
* section will be stripped off in the final image.
*/
#define IDT_BASE (RAM_BASE + RAM_SIZE)
/* size of the Interrupt Descriptor Table (IDT) */
#define IDT_SIZE 0x2000
/* low power ram where DMA buffers are typically placed */
#define LPRAM_BASE (DT_LP_SRAM_BASE)
#define LPRAM_SIZE (DT_LP_SRAM_SIZE)
#endif /* __INC_MEMORY_H */