102 lines
3.9 KiB
C

/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _CACHE_MEMORY_H_
#define _CACHE_MEMORY_H_
#include "esp_bit_defs.h"
#ifdef __cplusplus
extern "C" {
#endif
#define SOC_IRAM0_CACHE_ADDRESS_LOW 0x400D0000
#define SOC_IRAM0_CACHE_ADDRESS_HIGH 0x40400000
#define SOC_IRAM1_CACHE_ADDRESS_LOW 0x40400000
#define SOC_IRAM1_CACHE_ADDRESS_HIGH 0x40800000
#define SOC_IROM0_CACHE_ADDRESS_LOW 0x40800000
#define SOC_IROM0_CACHE_ADDRESS_HIGH 0x40C00000
#define SOC_DRAM1_CACHE_ADDRESS_LOW 0x3F800000
#define SOC_DRAM1_CACHE_ADDRESS_HIGH 0x3FC00000
#define SOC_DROM0_CACHE_ADDRESS_LOW 0x3F400000
#define SOC_DROM0_CACHE_ADDRESS_HIGH 0x3F800000
#define SOC_IRAM_FLASH_ADDRESS_LOW SOC_IRAM0_CACHE_ADDRESS_LOW
#define SOC_IRAM_FLASH_ADDRESS_HIGH SOC_IRAM0_CACHE_ADDRESS_HIGH
#define SOC_DRAM_FLASH_ADDRESS_LOW SOC_DROM0_CACHE_ADDRESS_LOW
#define SOC_DRAM_FLASH_ADDRESS_HIGH SOC_DROM0_CACHE_ADDRESS_HIGH
#define SOC_DRAM_PSRAM_ADDRESS_LOW SOC_DRAM1_CACHE_ADDRESS_LOW
#define SOC_DRAM_PSRAM_ADDRESS_HIGH SOC_DRAM1_CACHE_ADDRESS_HIGH
#define SOC_BUS_SIZE(bus_name) (bus_name##_ADDRESS_HIGH - bus_name##_ADDRESS_LOW)
#define SOC_ADDRESS_IN_BUS(bus_name, vaddr) ((vaddr) >= bus_name##_ADDRESS_LOW && (vaddr) < bus_name##_ADDRESS_HIGH)
#define SOC_ADDRESS_IN_IRAM0_CACHE(vaddr) SOC_ADDRESS_IN_BUS(SOC_IRAM0_CACHE, vaddr)
#define SOC_ADDRESS_IN_IRAM1_CACHE(vaddr) SOC_ADDRESS_IN_BUS(SOC_IRAM1_CACHE, vaddr)
#define SOC_ADDRESS_IN_IROM0_CACHE(vaddr) SOC_ADDRESS_IN_BUS(SOC_IROM0_CACHE, vaddr)
#define SOC_ADDRESS_IN_DRAM1_CACHE(vaddr) SOC_ADDRESS_IN_BUS(SOC_DRAM1_CACHE, vaddr)
#define SOC_ADDRESS_IN_DROM0_CACHE(vaddr) SOC_ADDRESS_IN_BUS(SOC_DROM0_CACHE, vaddr)
#define SOC_MMU_INVALID BIT(8)
/**
* Max MMU available paddr page num.
* `SOC_MMU_MAX_PADDR_PAGE_NUM * SOC_MMU_PAGE_SIZE` means the max paddr address supported by the MMU. e.g.:
* 256 * 64KB, means MMU can support 16MB paddr at most
*/
#define SOC_MMU_MAX_PADDR_PAGE_NUM 256
/**
* This is the mask used for mapping. e.g.:
* 0x4008_0000 & SOC_MMU_VADDR_MASK
*/
#define SOC_MMU_VADDR_MASK 0x3FFFFF
//MMU entry num, 384 entries that are used in IDF for Flash
#define SOC_MMU_ENTRY_NUM 384
#define SOC_MMU_DBUS_VADDR_BASE 0x3E000000
#define SOC_MMU_IBUS_VADDR_BASE 0x40000000
/*------------------------------------------------------------------------------
* MMU Linear Address
*----------------------------------------------------------------------------*/
/**
* - 64KB MMU page size: the last 0xFFFF, which is the offset
* - 384 MMU entries, needs 0x1FF to hold it.
*
* Therefore, 0x1FF,FFFF
*/
#define SOC_MMU_LINEAR_ADDR_MASK 0x1FFFFFF
#define SOC_MMU_IRAM0_LINEAR_ADDRESS_LOW (SOC_IRAM0_CACHE_ADDRESS_LOW & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_IRAM0_LINEAR_ADDRESS_HIGH (SOC_IRAM0_CACHE_ADDRESS_HIGH & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_IRAM1_LINEAR_ADDRESS_LOW (SOC_IRAM1_CACHE_ADDRESS_LOW & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_IRAM1_LINEAR_ADDRESS_HIGH (SOC_IRAM1_CACHE_ADDRESS_HIGH & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_IROM0_LINEAR_ADDRESS_LOW (SOC_IROM0_CACHE_ADDRESS_LOW & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_IROM0_LINEAR_ADDRESS_HIGH (SOC_IROM0_CACHE_ADDRESS_HIGH & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_DROM0_LINEAR_ADDRESS_LOW (SOC_DROM0_CACHE_ADDRESS_LOW & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_DROM0_LINEAR_ADDRESS_HIGH (SOC_DROM0_CACHE_ADDRESS_HIGH & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_DRAM1_LINEAR_ADDRESS_LOW (SOC_DRAM1_CACHE_ADDRESS_LOW & SOC_MMU_LINEAR_ADDR_MASK)
#define SOC_MMU_DRAM1_LINEAR_ADDRESS_HIGH (SOC_DRAM1_CACHE_ADDRESS_HIGH & SOC_MMU_LINEAR_ADDR_MASK)
#ifdef __cplusplus
}
#endif
#endif /*_CACHE_MEMORY_H_ */