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#define VIDEORAM    0xB0000000
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#define VIDEORAM    0xB0000000
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void putchar(const char ch)
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void putchar(const char ch)
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{
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{
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    __u32 status = cp0_status_read();
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//  __u32 status = cp0_status_read();
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    cp0_status_write(cp0_status_read() | cp0_status_erl_error_bit);
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//  cp0_status_write(cp0_status_read() | cp0_status_erl_error_bit);
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    *((char *) VIDEORAM) = ch;
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    *((char *) VIDEORAM) = ch;
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    cp0_status_write(status);
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//  cp0_status_write(status);
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}
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}