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Rev 143 Rev 156
Line 40... Line 40...
40 
    AESOUTSIZE = size;
 40 
    AESOUTSIZE = size;
41 
    AESAUXSIZE = 0x10;
 41 
    AESAUXSIZE = 0x10;
42 
    AESINSIZE = 0x10;
 42 
    AESINSIZE = 0x10;
43 
    AESSIZE3 = 0x10;
 43 
    AESSIZE3 = 0x10;
44 
    ptr = direction == HWKEYAES_ENCRYPT ? 0 : (size >> 2) - 4;
 44 
    ptr = direction == HWKEYAES_ENCRYPT ? 0 : (size >> 2) - 4;
45 
    clean_dcache();
 - 
 
46 
    while (true)
 45 
    while (true)
47 
    {
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    {
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        if (direction == HWKEYAES_ENCRYPT)
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        if (direction == HWKEYAES_ENCRYPT)
49 
        {
 48 
        {
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            if (ptr >= (size >> 2)) break;
 49 
            if (ptr >= (size >> 2)) break;
Line 53... Line 52...
53 
                    ((uint32_t*)data)[ptr + i] ^= ((uint32_t*)data)[ptr + i - 4];
 52 
                    ((uint32_t*)data)[ptr + i] ^= ((uint32_t*)data)[ptr + i - 4];
54 
        }
 53 
        }
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        AESOUTADDR = (uint32_t)data + (ptr << 2);
 54 
        AESOUTADDR = (uint32_t)data + (ptr << 2);
56 
        AESINADDR = (uint32_t)data + (ptr << 2);
 55 
        AESINADDR = (uint32_t)data + (ptr << 2);
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        AESAUXADDR = (uint32_t)data + (ptr << 2);
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        AESAUXADDR = (uint32_t)data + (ptr << 2);
- 
 
 57 
	    clean_dcache();
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        AESSTATUS = 6;
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        AESSTATUS = 6;
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        AESGO = go;
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        AESGO = go;
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        go = 3;
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        go = 3;
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        while ((AESSTATUS & 6) == 0) yield();
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        while ((AESSTATUS & 6) == 0) yield();
- 
 
 62 
	    invalidate_dcache();
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        if (direction == HWKEYAES_DECRYPT)
 63 
        if (direction == HWKEYAES_DECRYPT)
- 
 
 64 
		{
- 
 
 65 
			if (!ptr) break;
63 
            for (i = 0; i < 4; i++)
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            for (i = 0; i < 4; i++)
64 
                ((uint32_t*)data)[ptr + i] ^= ((uint32_t*)data)[ptr + i - 4];
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                ((uint32_t*)data)[ptr + i] ^= ((uint32_t*)data)[ptr + i - 4];
- 
 
 68 
		}
65 
        ptr += direction == HWKEYAES_ENCRYPT ? 4 : -4;
 69 
        ptr += direction == HWKEYAES_ENCRYPT ? 4 : -4;
66 
    }
 70 
    }
67 
    invalidate_dcache();
 - 
 
68 
    AESCONTROL = 0;
 71 
    AESCONTROL = 0;
69 
    PWRCON(1) |= 0x400;
 72 
    PWRCON(1) |= 0x400;
70 
}
 73 
}