bootpara.h

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#ifndef BOOTPARAMS_H
#define BOOTPARAMS_H

typedef struct {
        char flags[12];
        unsigned int val;
} ParamItem;

typedef struct {
        ParamItem start;
        ParamItem cpu_clk;
        ParamItem boot_delay;
        ParamItem serial_sel;
        ParamItem serial_baud;
        ParamItem machine;
        ParamItem run_addr;
        ParamItem root_sel;
        ParamItem tty_sel;
        ParamItem initrd_addr;
        ParamItem initrd_len;
        ParamItem mem_cfg;
        ParamItem devfs_sel;
        ParamItem osstor;
//      ParamItem lcd;
        ParamItem user_params;
        char string[128];
} BootParams;

typedef struct {
        ParamItem vid;
        ParamItem pid;
        ParamItem ser_l;
        ParamItem ser_h;
        ParamItem user_params;
        char string[128];
} VenderParams;

int search_params(void);
int save_params(void);
int set_params(void);

#define DEFAULT_USER_PARAMS     "display=shp240"

#ifdef GLOBAL_PARAMS

//СÓÚµÈÓÚ512¸ö×Ö½Ú,×î¶à±£´æ24¸öITEMºÍ128×Ö½ÚÓû§¶¨ÒåµÄ×Ö·û´®
BootParams boot_params = {
        {"bootpara", 1},        //0=boot without parameters,1=boot with parameters
        {"cpuclk",   2},        //0=200M, 1=300M, 2=400M, 3=440M
        {"rundelay", 0},        //0 seconds
        //{"serial",   1},      //0=serial port 0, 1=serial port 1
        {"serial",   0},
        {"baudrate", 115200},
        {"machine",  193},
        {"runAddr",  0x30400000},
        {"rootfs",   0},
        {"tty",      1},
        {"initrdA",  0},
        {"initrdL",  0},
        {"memsize",  0x04000000},
        {"devfs",    1},
        {"ostore",   0},        //0=nand, 1=nor
//      {"lcd", 0},
        {"userpara", sizeof(DEFAULT_USER_PARAMS)},
        DEFAULT_USER_PARAMS
};

//СÓÚµÈÓÚ256×Ö½Ú
VenderParams vend_params = {
        {"VendID",   0x76543210},
        {"ProdID",   0xfedcba98},
        {"Serial_L", 0x01234567},
        {"Serial_H", 0x89abcdef},
        {"userpara", 1},        //0=data, 1=string
        "www.ucdragon.com"
};

#else

extern BootParams boot_params;
extern VenderParams vend_params;

#endif

#endif