soc/xtensa/intel_s1000/memory.h

/*
 * 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 */