void dma_pi_write()
{
unsigned long longueur;
int i;
if (pi_register.pi_cart_addr_reg < 0x10000000)
{
if (pi_register.pi_cart_addr_reg >= 0x08000000 &&
pi_register.pi_cart_addr_reg < 0x08010000)
{
if (use_flashram != 1)
{
for (i=0; i<(pi_register.pi_wr_len_reg & 0xFFFFFF)+1; i++)
((unsigned char*)rdram)[(pi_register.pi_dram_addr_reg+i)^S8]=
sram[(((pi_register.pi_cart_addr_reg-0x08000000)&0xFFFF)+i)^S8];
use_flashram = -1;
}
else
dma_read_flashram();
}
else if (pi_register.pi_cart_addr_reg >= 0x06000000 &&
pi_register.pi_cart_addr_reg < 0x08000000)
{
}
// else
// printf("unknown dma write:%x\n", (int)pi_register.pi_cart_addr_reg);
pi_register.read_pi_status_reg |= 1;
update_count();
add_interupt_event(PI_INT, /*pi_register.pi_wr_len_reg*/0x1000);
return;
}
if (pi_register.pi_cart_addr_reg >= 0x1fc00000) // for paper mario
{
pi_register.read_pi_status_reg |= 1;
update_count();
add_interupt_event(PI_INT, 0x1000);
return;
}
longueur = (pi_register.pi_wr_len_reg & 0xFFFFFF)+1;
i = (pi_register.pi_cart_addr_reg-0x10000000)&0x3FFFFFF;
longueur = (i + longueur) > rom_length ?
(rom_length - i) : longueur;
longueur = (pi_register.pi_dram_addr_reg + longueur) > MEMMASK ?
(MEMMASK - pi_register.pi_dram_addr_reg) : longueur;
if(i>rom_length || pi_register.pi_dram_addr_reg > MEMMASK)
{
pi_register.read_pi_status_reg |= 3;
update_count();
add_interupt_event(PI_INT, longueur/8);
return;
}
ROMCache_read(rdramb + pi_register.pi_dram_addr_reg, (pi_register.pi_cart_addr_reg-0x10000000)&0x3FFFFFF, longueur);
if(!interpcore)
{
for (i=0; i<longueur; i++)
{
unsigned long rdram_address1 = pi_register.pi_dram_addr_reg+i+0x80000000;
unsigned long rdram_address2 = pi_register.pi_dram_addr_reg+i+0xa0000000;
invalidate_func(rdram_address1);
invalidate_func(rdram_address2);
}
}
// Set the RDRAM memory size when copying main ROM code
// (This is just a convenient way to run this code once at the beginning)
if (pi_register.pi_cart_addr_reg == 0x10001000)
{
switch(CIC_Chip)
{
case 1:
case 2:
case 3:
case 6:
#ifdef USE_EXPANSION
rdram[0x318/4] = 0x800000;
#else
rdram[0x318/4] = 0x400000;
#endif
break;
case 5:
#ifdef USE_EXPANSION
rdram[0x3F0/4] = 0x800000;
#else
rdram[0x3F0/4] = 0x400000;
#endif
break;
}
/* DK64 Fix */
/*if(strncmp(ROM_HEADER->nom, "DONKEY KONG 64", 14) == 0)
rdram[0x2FE1C0/4] = 0xAD170014;*/
}
pi_register.read_pi_status_reg |= 3;
update_count();
add_interupt_event(PI_INT, longueur/8);
return;
}
void dma_pi_write()
{
unsigned long longueur;
int i;
if (pi_register.pi_cart_addr_reg < 0x10000000)
{
if (pi_register.pi_cart_addr_reg >= 0x08000000 &&
pi_register.pi_cart_addr_reg < 0x08010000)
{
if (use_flashram != 1)
{
char *filename;
FILE *f;
int i;
filename = (char*)malloc(strlen(get_savespath())+
strlen(ROM_SETTINGS.goodname)+4+1);
strcpy(filename, get_savespath());
strcat(filename, ROM_SETTINGS.goodname);
strcat(filename, ".sra");
f = fopen(filename, "rb");
if (f)
{
fread(sram, 1, 0x8000, f);
fclose(f);
}
else for (i=0; i<0x8000; i++) sram[i] = 0x0;
free(filename);
for (i=0; i<(pi_register.pi_wr_len_reg & 0xFFFFFF)+1; i++)
((unsigned char*)rdram)[(pi_register.pi_dram_addr_reg+i)^S8]=
sram[(((pi_register.pi_cart_addr_reg-0x08000000)&0xFFFF)+i)^S8];
use_flashram = -1;
}
else
dma_read_flashram();
}
else if (pi_register.pi_cart_addr_reg >= 0x06000000 &&
pi_register.pi_cart_addr_reg < 0x08000000)
{
}
else
printf("unknown dma write:%x\n", (int)pi_register.pi_cart_addr_reg);
pi_register.read_pi_status_reg |= 1;
update_count();
add_interupt_event(PI_INT, /*pi_register.pi_wr_len_reg*/0x1000);
return;
}
if (pi_register.pi_cart_addr_reg >= 0x1fc00000) // for paper mario
{
pi_register.read_pi_status_reg |= 1;
update_count();
add_interupt_event(PI_INT, 0x1000);
return;
}
longueur = (pi_register.pi_wr_len_reg & 0xFFFFFF)+1;
i = (pi_register.pi_cart_addr_reg-0x10000000)&0x3FFFFFF;
longueur = (i + longueur) > taille_rom ?
(taille_rom - i) : longueur;
longueur = (pi_register.pi_dram_addr_reg + longueur) > 0x7FFFFF ?
(0x7FFFFF - pi_register.pi_dram_addr_reg) : longueur;
if(i>taille_rom || pi_register.pi_dram_addr_reg > 0x7FFFFF)
{
pi_register.read_pi_status_reg |= 3;
update_count();
add_interupt_event(PI_INT, longueur/8);
return;
}
if(!interpcore)
{
for (i=0; i<longueur; i++)
{
unsigned long rdram_address1 = pi_register.pi_dram_addr_reg+i+0x80000000;
unsigned long rdram_address2 = pi_register.pi_dram_addr_reg+i+0xa0000000;
((unsigned char*)rdram)[(pi_register.pi_dram_addr_reg+i)^S8]=
rom[(((pi_register.pi_cart_addr_reg-0x10000000)&0x3FFFFFF)+i)^S8];
if(!invalid_code[rdram_address1>>12])
if(blocks[rdram_address1>>12]->block[(rdram_address1&0xFFF)/4].ops != NOTCOMPILED)
invalid_code[rdram_address1>>12] = 1;
if(!invalid_code[rdram_address2>>12])
if(blocks[rdram_address2>>12]->block[(rdram_address2&0xFFF)/4].ops != NOTCOMPILED)
invalid_code[rdram_address2>>12] = 1;
}
}
else
{
for (i=0; i<longueur; i++)
