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#include <arch/types.h>
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#include <arch/types.h>
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#include <arch/cp0.h>
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#include <arch/cp0.h>
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#define VIDEORAM    0xA000000
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#define VIDEORAM    0xA000000
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void putchar(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;