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-spg2xx_audio: Added logging of ADPCM36 samples, nw

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This commit is contained in:
mooglyguy 2020-02-14 22:41:06 +01:00
parent bd5252fa62
commit 7ea0a6a964
2 changed files with 48 additions and 1 deletions
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48
src/devices/machine/spg2xx_audio.cpp
View File

@ -41,7 +41,11 @@ DEFINE_DEVICE_TYPE(SUNPLUS_GCM394_AUDIO, sunplus_gcm394_audio_device, "gcm394_au
#include "logmacro.h"
#define SPG_DEBUG_AUDIO (0)
#define SPG_LOG_ADPCM36 (1)
#if SPG_LOG_ADPCM36
static FILE *adpcm_file[16] = {};
#endif
spg2xx_audio_device::spg2xx_audio_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, type, tag, owner, clock)
@ -139,6 +143,18 @@ void spg2xx_audio_device::device_reset()
}
}
void spg2xx_audio_device::device_stop()
{
#if SPG_LOG_ADPCM36
for (int i = 0; i < 16; i++)
{
if (adpcm_file[i])
{
fclose(adpcm_file[i]);
}
}
#endif
}
void spg2xx_audio_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
@ -449,6 +465,9 @@ WRITE16_MEMBER(spg2xx_audio_device::audio_ctrl_w)
const uint16_t changed = m_audio_ctrl_regs[AUDIO_CHANNEL_ENABLE] ^ data;
for (uint32_t channel_bit = 0; channel_bit < 16; channel_bit++)
{
if (channel_bit == 0)
continue;
const uint16_t mask = 1 << channel_bit;
if (!(changed & mask))
continue;
@ -981,6 +1000,13 @@ inline void spg2xx_audio_device::stop_channel(const uint32_t channel)
m_audio_ctrl_regs[AUDIO_CHANNEL_TONE_RELEASE] &= ~(1 << channel);
m_audio_ctrl_regs[AUDIO_ENV_RAMP_DOWN] &= ~(1 << channel);
m_channel_irq[channel]->adjust(attotime::never);
#if SPG_LOG_ADPCM36
if (get_adpcm36_bit(channel))
{
fclose(adpcm_file[channel]);
adpcm_file[channel] = nullptr;
}
#endif
}
bool spg2xx_audio_device::advance_channel(const uint32_t channel)
@ -1048,7 +1074,27 @@ bool spg2xx_audio_device::fetch_sample(const uint32_t channel)
const uint16_t tone_mode = get_tone_mode(channel);
uint16_t raw_sample = tone_mode ? read_space(m_sample_addr[channel]) : m_audio_regs[wave_data_reg];
LOGMASKED(LOG_SAMPLES, "Channel %d: Raw sample %04x\n", channel, raw_sample);
#if SPG_LOG_ADPCM36
if (get_adpcm36_bit(channel))
{
static int adpcm_file_counts[16] = {};
if (adpcm_file[channel] == nullptr)
{
char file_buf[256];
snprintf(file_buf, 256, "adpcm36_chan%d_%d.bin", channel, adpcm_file_counts[channel]);
adpcm_file[channel] = fopen(file_buf, "wb");
}
static int blah[16] = {};
if ((blah[channel] & 3) == 0)
{
LOGMASKED(LOG_SAMPLES, "Channel %d: Raw sample %04x\n", channel, raw_sample);
fwrite(&raw_sample, sizeof(uint16_t), 1, adpcm_file[channel]);
}
blah[channel]++;
blah[channel] &= 3;
}
#endif
if (get_adpcm_bit(channel))
{

1
src/devices/machine/spg2xx_audio.h
View File

@ -329,6 +329,7 @@ protected:
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_stop() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
uint16_t read_space(offs_t offset);