2 // (c) Copyright 2007, Grazvydas "notaz" Ignotas
4 #include "../PicoInt.h"
6 unsigned char formatted_bram[4*0x10] =
9 0x00, 0xd4, 0x63, 0x00, 0x00, 0x03, 0x03, 0x00, 0x03, 0x03, 0x03, 0x00, 0x03, 0x00, 0x00, 0x03,
10 0x00, 0x03, 0x00, 0x00, 0x00, 0x03, 0x03, 0x00, 0x53, 0xd2, 0xf5, 0x3a, 0x48, 0x50, 0x35, 0x0f,
11 0x47, 0x14, 0xf5, 0x7e, 0x5c, 0xd4, 0xf3, 0x03, 0x00, 0x03, 0x12, 0x00, 0x0a, 0xff, 0xca, 0xa6,
12 0xf5, 0x27, 0xed, 0x22, 0x47, 0xfa, 0x22, 0x96, 0x6c, 0xa5, 0x88, 0x14, 0x48, 0x48, 0x0a, 0xbb,
14 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x00, 0x00, 0x00, 0x00, 0x40,
15 0x00, 0x7d, 0x00, 0x7d, 0x00, 0x7d, 0x00, 0x7d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
16 0x53, 0x45, 0x47, 0x41, 0x5f, 0x43, 0x44, 0x5f, 0x52, 0x4f, 0x4d, 0x00, 0x01, 0x00, 0x00, 0x00,
17 0x52, 0x41, 0x4d, 0x5f, 0x43, 0x41, 0x52, 0x54, 0x52, 0x49, 0x44, 0x47, 0x45, 0x5f, 0x5f, 0x5f,
18 // SEGA_CD_ROM.....RAM_CARTRIDGE___
22 // offs | 2Mbit | 1Mbit |
23 // 0 | [ 2M | unused |
24 // 128K | bit ] | bank0 |
25 // 256K | unused | bank1 |
28 PICO_INTERNAL_ASM void wram_2M_to_1M(unsigned char *m)
30 unsigned short *m1M_b0, *m1M_b1;
31 unsigned int i, tmp, *m2M;
33 m2M = (unsigned int *) (m + 0x40000);
34 m1M_b0 = (unsigned short *) m2M;
35 m1M_b1 = (unsigned short *) (m + 0x60000);
37 for (i = 0x40000/4; i; i--)
41 *(--m1M_b1) = tmp >> 16;
45 PICO_INTERNAL_ASM void wram_1M_to_2M(unsigned char *m)
47 unsigned short *m1M_b0, *m1M_b1;
48 unsigned int i, tmp, *m2M;
50 m2M = (unsigned int *) m;
51 m1M_b0 = (unsigned short *) (m + 0x20000);
52 m1M_b1 = (unsigned short *) (m + 0x40000);
54 for (i = 0x40000/4; i; i--)
56 tmp = *m1M_b0++ | (*m1M_b1++ << 16);