Subversion Repositories openrisc

struct platform_device;

typedef unsigned long __kernel_size_t;

typedef unsigned short __u16;

typedef unsigned int __u32;

typedef unsigned char u8;

typedef unsigned short u16;

typedef __kernel_size_t size_t;

typedef __u32 uint32_t;

static inline __attribute__ ((always_inline))

uint32_t __attribute__ ((pure)) bfin_dspid (void)

{

    return ( {

            uint32_t __v; __v;}

    );

}

struct list_head {

    struct list_head *next, *prev;

};

struct page {

    union {

    };

    struct list_head lru;

};

struct device_driver {

    const char *name;

    struct module *owner;

};

struct fb_info {

    struct device *dev;

};

struct platform_driver {

    int (*probe) (struct platform_device *);

    int (*remove) (struct platform_device *);

    struct device_driver driver;

};

struct firmware {

    size_t size;

    const u8 *data;

};

struct metronomefb_par {

    struct fb_info *info;

};

struct waveform_hdr {

    u8 trc;

};

static u8 calc_cksum (int start, int end, u8 * mem)

{

    u8 tmp = 0;

    int i;

    for (i = start; i < end; i++)

        tmp += mem[i];

    return tmp;

}

extern struct waveform_hdr *wfm_hdr;

extern int wmta;

static int

load_waveform (u8 * mem, size_t size, int m, int t, struct metronomefb_par *par)

{

    int tta;

    int trn = 0;

    int i;

    u8 cksum;

    int cksum_idx;

    struct device *dev = par->info->dev;

    for (i = 0; i <= sizeof (*wfm_hdr) + wfm_hdr->trc; i++) {

        if (mem[i] > t) {

            trn = i - sizeof (*wfm_hdr) - 1;

        }

    }

    tta = * (mem + wmta + m * 4) & 0x00FFFFFF;

    cksum_idx = tta + trn * 4 + 3;

    cksum = calc_cksum (cksum_idx - 3, cksum_idx, mem);

    if (cksum != mem[cksum_idx]) {

        abort();

    }

}

extern struct firmware *fw_entry;

extern struct metronomefb_par *par;

int metronomefb_probe (struct platform_device *dev)

{

        return load_waveform ((u8 *) fw_entry->data, fw_entry->size, 3, 31, par);

}