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Diffstat (limited to 'src/devices/sound/mos6581.cpp')
-rw-r--r--src/devices/sound/mos6581.cpp10
1 files changed, 3 insertions, 7 deletions
diff --git a/src/devices/sound/mos6581.cpp b/src/devices/sound/mos6581.cpp
index 4ee3ddd7ebd..941472a58f0 100644
--- a/src/devices/sound/mos6581.cpp
+++ b/src/devices/sound/mos6581.cpp
@@ -41,11 +41,10 @@ DEFINE_DEVICE_TYPE(MOS8580, mos8580_device, "mos8580", "MOS 8580 SID")
mos6581_device::mos6581_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint32_t variant)
: device_t(mconfig, type, tag, owner, clock)
, device_sound_interface(mconfig, *this)
- , m_read_potx(*this)
- , m_read_poty(*this)
+ , m_read_potx(*this, 0xff)
+ , m_read_poty(*this, 0xff)
, m_stream(nullptr)
, m_variant(variant)
- , m_token(make_unique_clear<SID6581_t>())
{
}
@@ -194,14 +193,11 @@ void mos6581_device::save_state(SID6581_t *token)
void mos6581_device::device_start()
{
- // resolve callbacks
- m_read_potx.resolve_safe(0xff);
- m_read_poty.resolve_safe(0xff);
-
// create sound stream
m_stream = stream_alloc(0, 1, machine().sample_rate());
// initialize SID engine
+ m_token = std::make_unique<SID6581_t>();
m_token->device = this;
m_token->mixer_channel = m_stream;
m_token->PCMfreq = machine().sample_rate();