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more of the same. nw.

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This commit is contained in:
Fabio Priuli 2013-03-09 07:52:57 +00:00
parent 4e8186e843
commit 19de78722b
1 changed files with 14 additions and 14 deletions
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28
src/mess/machine/snescart.c
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@ -795,7 +795,6 @@ DEVICE_IMAGE_LOAD_MEMBER( snes_state,sufami_cart )
{ {
int st_bios = 0, slot_id = 0; int st_bios = 0, slot_id = 0;
UINT32 offset; UINT32 offset;
UINT8 *ROM = machine().root_device().memregion(image.device().tag())->base();
if (strcmp(image.device().tag(), ":slot_a") == 0) if (strcmp(image.device().tag(), ":slot_a") == 0)
slot_id = 0; slot_id = 0;
@ -808,24 +807,31 @@ DEVICE_IMAGE_LOAD_MEMBER( snes_state,sufami_cart )
else else
m_cart_size = image.get_software_region_length("rom"); m_cart_size = image.get_software_region_length("rom");
/* Check for a header (512 bytes), and skip it if found */ // Check for a header (512 bytes), and skip it if found
offset = snes_skip_header(image, m_cart_size); offset = snes_skip_header(image, m_cart_size);
// Allocate rom pointer
m_cart[slot_id].m_rom_size = m_cart_size;
m_cart[slot_id].m_rom = auto_alloc_array_clear(machine(), UINT8, m_cart[0].m_rom_size);
if (image.software_entry() == NULL) if (image.software_entry() == NULL)
{ {
image.fseek(offset, SEEK_SET); image.fseek(offset, SEEK_SET);
image.fread(ROM, m_cart_size - offset); image.fread(m_cart[slot_id].m_rom, m_cart_size - offset);
} }
else else
memcpy(ROM, image.get_software_region("rom") + offset, m_cart_size - offset); memcpy(m_cart[slot_id].m_rom, image.get_software_region("rom") + offset, m_cart_size - offset);
if (SNES_CART_DEBUG) mame_printf_error("size %08X\n", m_cart_size - offset); if (SNES_CART_DEBUG) mame_printf_error("size %08X\n", m_cart_size - offset);
/* Detect Sufami Turbo carts */ // Setup the bank map to handle mirroring of ROM
if (!memcmp(ROM, "BANDAI SFC-ADX", 14)) rom_map_setup(m_cart[slot_id].m_rom_size);
// Detect Sufami Turbo carts
if (!memcmp(m_cart[slot_id].m_rom, "BANDAI SFC-ADX", 14))
{ {
m_cart[slot_id].mode = SNES_MODE_ST; m_cart[slot_id].mode = SNES_MODE_ST;
if (!memcmp(ROM + 16, "SFC-ADX BACKUP", 14)) if (!memcmp(m_cart[slot_id].m_rom + 16, "SFC-ADX BACKUP", 14))
st_bios = 1; st_bios = 1;
} }
else else
@ -842,18 +848,12 @@ DEVICE_IMAGE_LOAD_MEMBER( snes_state,sufami_cart )
return IMAGE_INIT_FAIL; return IMAGE_INIT_FAIL;
} }
m_cart[slot_id].m_rom_size = m_cart_size;
m_cart[slot_id].m_rom = auto_alloc_array_clear(machine(), UINT8, m_cart[0].m_rom_size);
memcpy(m_cart[slot_id].m_rom, ROM, m_cart[slot_id].m_rom_size - offset);
rom_map_setup(m_cart[slot_id].m_rom_size);
m_cart[slot_id].m_nvram_size = 0x20000; m_cart[slot_id].m_nvram_size = 0x20000;
m_cart[slot_id].m_nvram = auto_alloc_array_clear(machine(), UINT8, m_cart[slot_id].m_nvram_size); m_cart[slot_id].m_nvram = auto_alloc_array_clear(machine(), UINT8, m_cart[slot_id].m_nvram_size);
sufami_load_sram(machine(), image.device().tag()); sufami_load_sram(machine(), image.device().tag());
m_cart[slot_id].slot_in_use = 1; // aknowledge the cart in this slot, for saving sram at exit m_cart[slot_id].slot_in_use = 1; // acknowledge the cart in this slot
return IMAGE_INIT_PASS; return IMAGE_INIT_PASS;
} }