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/*******************************************************************************
 * DESCRIPTION   : Memory access driver header
 ******************************************************************************/
/******************************************************************************
 * @file          mem_io.h
 * - Version      : 0.05
 * @brief         
 * .
 *****************************************************************************/
/******************************************************************************
 * History : DD.MM.YYYY Version  Description
 *         : 02.02.2022 0.01     First Release
 *         : 17.02.2022 0.02     Change the return type of mem_read64
 *         : 31.10.2022 0.03     License notation change.
 *         : 07.11.2022 0.04     Added to convert mmio.
 *         : 21.08.2023 0.05     Add support for V4M.
 *****************************************************************************/
#ifndef MEM_IO_H_
#define MEM_IO_H_

#include <stdint.h>

static inline void mem_write8(uintptr_t addr, uint8_t data)
{
    *(volatile uint8_t*)addr = data;
}

static inline uint8_t mem_read8(uintptr_t addr)
{
    return (*(volatile uint8_t*)addr);
}

static inline void mem_write16(uintptr_t addr, uint16_t data)
{
    *(volatile uint16_t*)addr = data;
}

static inline uint16_t mem_read16(uintptr_t addr)
{
    return (*(volatile uint16_t*)addr);
}

static inline void mem_write32(uintptr_t addr, uint32_t data)
{
    *(volatile uint32_t*)addr = data;
}

static inline uint32_t mem_read32(uintptr_t addr)
{
    return (*(volatile uint32_t*)addr);
}

static inline void mem_write64(uintptr_t addr, uint64_t data)
{
    *(volatile uint64_t*)addr = data;
}

static inline uint64_t mem_read64(uintptr_t addr)
{
    return (*(volatile uint64_t*)addr);
}

static inline void mem_bitclrset32(uintptr_t addr, uint32_t clr, uint32_t set)
{
    mem_write32(addr, (mem_read32(addr) & ~clr) | set);
}

static inline void mem_bitset32(uintptr_t addr, uint32_t set)
{
    mem_write32(addr, (mem_read32(addr) | set) );
}

#if ((RCAR_LSI == RCAR_V4H) || (RCAR_LSI == RCAR_V4M))
#define mmio_write_32(a,b)          mem_write32(a,b)
#define mmio_read_32(a)             mem_read32(a)
#define mmio_clrsetbits_32(a,b,c)   mem_bitclrset32(a,b,c)
#endif /* RCAR_LSI == RCAR_V4H || RCAR_LSI == RCAR_V4M */

#endif /* MEM_IO_H_ */
