test_byte.c File Reference

#include "tests/test_pdp/test_memory/test_memory_byte/test_memory_byte.h"
#include <assert.h>
#include <stdio.h>

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Functions
void	test_rw_byte_b (struct pdp_11_t *pdp)
void	test_rw_word_b (struct pdp_11_t *pdp)
void	test_w2b_rword_b (struct pdp_11_t *pdp)
void	test_wword_r2b_b (struct pdp_11_t *pdp)
void	test_byte_buffer (struct pdp_11_t *pdp)

Function Documentation

test_byte_buffer()

void test_byte_buffer

(

struct pdp_11_t *

pdp

)

{
    TRACE("\n\r\n\t\t TEST_BYTE\r\n\n", "\n");
 
    test_rw_byte_b(pdp);
    test_rw_word_b(pdp);
    test_w2b_rword_b(pdp);
    test_wword_r2b_b(pdp);
}

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test_rw_byte_b()

void test_rw_byte_b

(

struct pdp_11_t *

pdp

)

{
    //пишем байт, читаем байт
 
    address_byte_t adr;
    byte_t         b0, bres;
 
    adr = 0;
    b0  = 0x12;
 
    DEBUG("\nПишем и читаем байт по четному адресу\r\n", "\n");
 
    b_write(pdp, adr, b0);
    bres = b_read(pdp, adr);
 
    DEBUG("\na = %06o\t b0 = %hhx\t bres = %hhx\r\n", adr, b0, bres);
    assert(bres == b0);
}

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test_rw_word_b()

void test_rw_word_b

(

struct pdp_11_t *

pdp

)

{
    // пишем слово, читаем слово.
 
    address_word_t adr;
    word_t         w, wres;
 
    adr = 8;
    w   = 0x3456;
 
    DEBUG("\nПишем и читаем слово\r\n", "\n");
 
    w_write(pdp, adr, w);
    wres = w_read(pdp, adr);
    if (adr & 1)
        (adr--);
 
    DEBUG("\na = %06x\t w = %04x\t wres = %04x\n", adr, w, wres);
    assert(w == wres);
}

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test_w2b_rword_b()

void test_w2b_rword_b

(

struct pdp_11_t *

pdp

)

{
    // пишем 2 байта, читаем 1 слов;
    address_word_t a;
    byte_t         b0, b1;
    word_t         w, wres;
    DEBUG("\nПишем 2 байта, читаем слово\n", "\n");
    a = 4; // другой адрес
    w = 0xa1b2;
    // little-endian, младшие разряды по меньшему адресу
    b0 = 0xb2;
    b1 = 0xa1;
    b_write(pdp, a, b0);
    b_write(pdp, a + 1, b1);
    wres = w_read(pdp, a);
    // тут полезно написать отладочную печать a, w, wres
    DEBUG("\na=%06o\t b1=%02hhx\t b0=%02hhx\t wres=%04x\n", a, b1, b0, wres);
    assert(w == wres);
}

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test_wword_r2b_b()

void test_wword_r2b_b

(

struct pdp_11_t *

pdp

)

{
 
    address_word_t a;
    byte_t         b0, b1, res_b0, res_b1;
    word_t         w;
    DEBUG("\nПишем слово читаем 2 байта\n", "\n");
    a = 4; // другой адрес
    w = 0xa1b2;
    // little-endian, младшие разряды по меньшему адресу
    res_b0 = 0xb2;
    res_b1 = 0xa1;
    w_write(pdp, a, w);
    b0 = b_read(pdp, a);
    b1 = b_read(pdp, a + 1);
    // тут полезно написать отладочную печать a, w, wres
    DEBUG("\na=%06o\t b1=%02hhx\t b0=%02hhx\t w=%04x\n", a, b1, b0, w);
    assert(b1 == res_b1);
    assert(b0 == res_b0);
}

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