/*
 * Copyright (c) 2022, ArtInChip Technology Co., Ltd
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Authors: weilin.peng@artinchip.com
 */
#include <aic_core.h>
#include "board.h"

extern void aic_board_pinmux_init(void);
extern void aic_board_sysclk_init(void);

#if defined(KERNEL_RTTHREAD)
#include <aic_drv.h>
#include <rthw.h>
#include <rtthread.h>

extern size_t __heap_start;
extern size_t __heap_end;

#ifdef RT_USING_MEMHEAP
extern size_t __dram_cma_heap_start;
extern size_t __dram_cma_heap_end;

struct aic_memheap
{
    aic_mem_region_t    type;
    char *              name;
    void *              begin_addr;
    void *              end_addr;
    struct rt_memheap   heap;
    struct rt_mutex     lock;
};

struct aic_memheap aic_memheaps[] = {
#ifdef AIC_DRAM_CMA_EN
    {MEM_DRAM_CMA, "heap_cma", (void *)&__dram_cma_heap_start, (void *)&__dram_cma_heap_end},
#endif
};

void aic_memheap_init(void)
{
    rt_ubase_t begin_align;
    rt_ubase_t end_align;
    int i = 0;

    for (i=0; i<sizeof(aic_memheaps)/sizeof(struct aic_memheap); i++){
        begin_align = RT_ALIGN((rt_ubase_t)aic_memheaps[i].begin_addr, RT_ALIGN_SIZE);
        end_align   = RT_ALIGN_DOWN((rt_ubase_t)aic_memheaps[i].end_addr, RT_ALIGN_SIZE);
        RT_ASSERT(end_align > begin_align);

        rt_memheap_init(&aic_memheaps[i].heap, aic_memheaps[i].name,
                        (void *)begin_align, end_align - begin_align);
        rt_mutex_init(&aic_memheaps[i].lock, aic_memheaps[i].name, RT_IPC_FLAG_PRIO);
    }
}

void *aic_memheap_malloc(int type, size_t size)
{
    void *ptr;
    int i = 0;

    for (i=0; i<sizeof(aic_memheaps)/sizeof(struct aic_memheap); i++){
        if (aic_memheaps[i].type == type)
            break;
    }
    if (i >= sizeof(aic_memheaps)/sizeof(struct aic_memheap))
        return NULL;

    /* Enter critical zone */
    rt_mutex_take(&aic_memheaps[i].lock, RT_WAITING_FOREVER);
    /* allocate memory block from system heap */
    ptr = rt_memheap_alloc(&aic_memheaps[i].heap, size);
    /* Exit critical zone */
    rt_mutex_release(&aic_memheaps[i].lock);

    return ptr;
}

void aic_memheap_free(int type, void *rmem)
{
    int i = 0;

    if (rmem == RT_NULL)
        return;

    for (i=0; i<sizeof(aic_memheaps)/sizeof(struct aic_memheap); i++){
        if (aic_memheaps[i].type == type)
            break;
    }
    if (i >= sizeof(aic_memheaps)/sizeof(struct aic_memheap))
        return;

    /* Enter critical zone */
    rt_mutex_take(&aic_memheaps[i].lock, RT_WAITING_FOREVER);
    rt_memheap_free(rmem);
    /* Exit critical zone */
    rt_mutex_release(&aic_memheaps[i].lock);
}
#endif

/**
 * This function will initial smart-evb board.
 */
void rt_hw_board_init(void)
{
#ifdef RT_USING_HEAP
    rt_system_heap_init((void *)&__heap_start, (void *)&__heap_end);
#if (!defined(QEMU_RUN) && defined(RT_USING_MEMHEAP))
    aic_memheap_init();
#endif
#endif

    aic_board_sysclk_init();
    aic_board_pinmux_init();

#ifdef RT_USING_COMPONENTS_INIT
    rt_components_board_init();
#endif

#if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
    rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
}

#elif defined(KERNEL_FREERTOS)
#elif defined(KERNEL_BAREMETAL)
#include <aic_tlsf.h>

void aic_hw_board_init(void)
{
#ifdef TLSF_MEM_HEAP
    aic_tlsf_heap_init();
#endif
    aic_board_sysclk_init();
    aic_board_pinmux_init();
}
#endif


#ifdef RT_USING_DFS_MNTTABLE
#include <dfs_fs.h>

#ifdef RT_USING_DFS_ROMFS
#include "dfs_romfs.h"
static const struct romfs_dirent _mountpoint_root[] =
{
    {ROMFS_DIRENT_DIR, "ram", RT_NULL, 0},
    {ROMFS_DIRENT_DIR, "data", RT_NULL, 0},
    {ROMFS_DIRENT_DIR, "sdcard", RT_NULL, 0},
    {ROMFS_DIRENT_DIR, "udisk", RT_NULL, 0},
};

const struct romfs_dirent romfs_root =
{
    ROMFS_DIRENT_DIR, "/", (rt_uint8_t *)_mountpoint_root, ARRAY_SIZE(_mountpoint_root)
};
#endif

const struct dfs_mount_tbl mount_table[] = {
#ifdef RT_USING_DFS_ROMFS
    {RT_NULL, "/", "rom", 0, &romfs_root},
#endif
#ifdef LPKG_USING_LITTLEFS
    {"data", "/", "lfs", 0, 0},
#endif
#if RT_DFS_ELM_MAX_SECTOR_SIZE == 4096
    {"data", "/data", "elm", 0, 0, 0},
#endif
    {0}
};
#endif