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Diffstat (limited to 'src/devices/bus/nes/nes_slot.cpp')
-rw-r--r--src/devices/bus/nes/nes_slot.cpp18
1 files changed, 9 insertions, 9 deletions
diff --git a/src/devices/bus/nes/nes_slot.cpp b/src/devices/bus/nes/nes_slot.cpp
index f537f978561..7a4065a6d80 100644
--- a/src/devices/bus/nes/nes_slot.cpp
+++ b/src/devices/bus/nes/nes_slot.cpp
@@ -106,12 +106,12 @@ const device_type NES_CART_SLOT = &device_creator<nes_cart_slot_device>;
device_nes_cart_interface::device_nes_cart_interface(const machine_config &mconfig, device_t &device)
: device_slot_card_interface(mconfig, device),
- m_prg(NULL),
- m_vrom(NULL),
- m_ciram(NULL),
+ m_prg(nullptr),
+ m_vrom(nullptr),
+ m_ciram(nullptr),
m_prg_size(0),
m_vrom_size(0), m_maincpu(nullptr),
- m_mapper_sram(NULL),
+ m_mapper_sram(nullptr),
m_mapper_sram_size(0),
m_ce_mask(0),
m_ce_state(0),
@@ -148,7 +148,7 @@ device_nes_cart_interface::~device_nes_cart_interface()
void device_nes_cart_interface::prg_alloc(size_t size, const char *tag)
{
- if (m_prg == NULL)
+ if (m_prg == nullptr)
{
m_prg = device().machine().memory().region_alloc(std::string(tag).append(NESSLOT_PRGROM_REGION_TAG).c_str(), size, 1, ENDIANNESS_LITTLE)->base();
m_prg_size = size;
@@ -215,7 +215,7 @@ void device_nes_cart_interface::prg_alloc(size_t size, const char *tag)
void device_nes_cart_interface::vrom_alloc(size_t size, const char *tag)
{
- if (m_vrom == NULL)
+ if (m_vrom == nullptr)
{
std::string tempstring(tag);
tempstring.append(NESSLOT_CHRROM_REGION_TAG);
@@ -371,7 +371,7 @@ inline void device_nes_cart_interface::chr_sanity_check( int source )
if (source == CHRRAM && m_vram.empty())
fatalerror("CHRRAM bankswitch with no VRAM\n");
- if (source == CHRROM && m_vrom == NULL)
+ if (source == CHRROM && m_vrom == nullptr)
fatalerror("CHRROM bankswitch with no VROM\n");
}
@@ -492,7 +492,7 @@ void device_nes_cart_interface::set_nt_page(int page, int source, int bank, int
break;
case EXRAM:
case MMC5FILL:
- base_ptr = NULL;
+ base_ptr = nullptr;
break;
case CIRAM:
default:
@@ -833,7 +833,7 @@ bool nes_cart_slot_device::call_load()
{
if (m_cart)
{
- if (software_entry() == NULL)
+ if (software_entry() == nullptr)
{
char magic[4];