Added Aztech Sound Galaxy Pro 16 AB (Washington, AZ2316A) and Aztech Sound
Galaxy Nova 16 Extra (Clinton, AZ1605) emulation. Patch from EluanCM. Clinton is currently marked as DEVICE_NOT_WORKING due to issues with DOS drivers.
This commit is contained in:
SarahW
parent
47e557e9ce
commit
1181b13c2d
17 changed files with 2051 additions and 179 deletions
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@ -4,8 +4,10 @@
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#include "pic.h"
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#include "sound.h"
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#include "sound_ad1848.h"
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#include "x86.h"
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static int ad1848_vols[64];
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static int ad1848_vols_6bits[64];
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static uint32_t ad1848_vols_5bits_aux_gain[32];
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void ad1848_setirq(ad1848_t *ad1848, int irq)
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{
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@ -21,7 +23,7 @@ uint8_t ad1848_read(uint16_t addr, void *p)
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{
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ad1848_t *ad1848 = (ad1848_t *)p;
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uint8_t temp = 0xff;
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// pclog("ad1848_read - addr %04X %04X(%08X):%08X ", addr, CS, cs, pc);
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switch (addr & 3)
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{
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case 0: /*Index*/
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@ -34,7 +36,10 @@ uint8_t ad1848_read(uint16_t addr, void *p)
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temp = ad1848->status;
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break;
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}
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// pclog("return %02X\n", temp);
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// if ((addr & 3) == 1 && (ad1848->index & 0x1f) > 0x0f)
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// pclog("ad1848_read_EXTENDED - addr %04X %04X(%08X):%08X return %02X\n", addr, CS, cs, cpu_state.pc, temp);
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// else
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// pclog("ad1848_read - addr %04X %04X(%08X):%08X return %02X\n", addr, CS, cs, cpu_state.pc, temp);
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return temp;
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}
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@ -42,11 +47,18 @@ void ad1848_write(uint16_t addr, uint8_t val, void *p)
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{
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ad1848_t *ad1848 = (ad1848_t *)p;
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double freq;
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// pclog("ad1848_write - addr %04X val %02X %04X(%08X):%08X\n", addr, val, CS, cs, pc);
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uint32_t new_cd_vol_l, new_cd_vol_r;
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// if ((addr & 3) == 0 && (val & 0x1f) > 0x0f)
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// pclog("ad1848_write_EXTENDED - addr %04X val %02X %04X(%08X):%08X\n", addr, val, CS, cs, cpu_state.pc);
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// else
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// pclog("ad1848_write - addr %04X val %02X %04X(%08X):%08X\n", addr, val, CS, cs, cpu_state.pc);
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switch (addr & 3)
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{
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case 0: /*Index*/
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ad1848->index = val & 0xf;
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if (ad1848->regs[12] & 0x40 && ad1848->type == AD1848_TYPE_CS4231)
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ad1848->index = val & 0x1f; // cs4231a extended mode enabled
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else
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ad1848->index = val & 0x0f; // ad1848/cs4248 mode TODO: some variants/clones DO NOT mirror, just ignore the writes?
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ad1848->trd = val & 0x20;
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ad1848->mce = val & 0x40;
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break;
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@ -71,29 +83,49 @@ void ad1848_write(uint16_t addr, uint8_t val, void *p)
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break;
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case 9:
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if (!ad1848->enable && (val & 0x41) == 0x01)
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{
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if (ad1848->timer_latch)
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timer_set_delay_u64(&ad1848->timer, ad1848->timer_latch);
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else
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timer_set_delay_u64(&ad1848->timer, TIMER_USEC);
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}
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if (!ad1848->enable && (val & 0x41) == 0x01)
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{
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if (ad1848->timer_latch)
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timer_set_delay_u64(&ad1848->timer, ad1848->timer_latch);
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else
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timer_set_delay_u64(&ad1848->timer, TIMER_USEC);
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}
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ad1848->enable = ((val & 0x41) == 0x01);
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if (!ad1848->enable)
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{
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timer_disable(&ad1848->timer);
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{
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timer_disable(&ad1848->timer);
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ad1848->out_l = ad1848->out_r = 0;
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}
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}
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break;
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case 12:
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ad1848->regs[12] = ((ad1848->regs[12] & 0x0f) + (val & 0xf0)) | 0x80;
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return;
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case 14:
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ad1848->count = ad1848->regs[15] | (val << 8);
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break;
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// TODO: see which of the extended registers should be read only
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}
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ad1848->regs[ad1848->index] = val;
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if (ad1848->type == AD1848_TYPE_CS4231) // TODO: configure CD volume for CS4248/AD1848 too
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{
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if (ad1848->regs[0x12] & 0x80)
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new_cd_vol_l = 0;
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else
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new_cd_vol_l = ad1848_vols_5bits_aux_gain[ad1848->regs[0x12] & 0x1f];
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if (ad1848->regs[0x13] & 0x80)
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new_cd_vol_r = 0;
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else
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new_cd_vol_r = ad1848_vols_5bits_aux_gain[ad1848->regs[0x13] & 0x1f];
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// Apparently there is no master volume to modulate here
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// (The windows mixer just adjusts all registers at the same
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// time when the master slider is adjusted)
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sound_set_cd_volume(new_cd_vol_l, new_cd_vol_r);
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}
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break;
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case 2:
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ad1848->status &= 0xfe;
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@ -125,7 +157,7 @@ static void ad1848_poll(void *p)
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timer_advance_u64(&ad1848->timer, TIMER_USEC*1000);
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ad1848_update(ad1848);
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// TODO: line in, mic, etc...
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if (ad1848->enable)
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{
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int32_t temp;
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@ -155,12 +187,12 @@ static void ad1848_poll(void *p)
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if (ad1848->regs[6] & 0x80)
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ad1848->out_l = 0;
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else
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ad1848->out_l = (ad1848->out_l * ad1848_vols[ad1848->regs[6] & 0x3f]) >> 16;
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ad1848->out_l = (ad1848->out_l * ad1848_vols_6bits[ad1848->regs[6] & 0x3f]) >> 16;
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if (ad1848->regs[7] & 0x80)
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ad1848->out_r = 0;
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else
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ad1848->out_r = (ad1848->out_r * ad1848_vols[ad1848->regs[7] & 0x3f]) >> 16;
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ad1848->out_r = (ad1848->out_r * ad1848_vols_6bits[ad1848->regs[7] & 0x3f]) >> 16;
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if (ad1848->count < 0)
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{
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@ -179,15 +211,17 @@ static void ad1848_poll(void *p)
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else
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{
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ad1848->out_l = ad1848->out_r = 0;
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sound_set_cd_volume(0, 0);
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// pclog("ad1848_poll : not enable\n");
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}
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}
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void ad1848_init(ad1848_t *ad1848)
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void ad1848_init(ad1848_t *ad1848, int type)
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{
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int c;
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double attenuation;
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ad1848->type = type;
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ad1848->enable = 0;
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ad1848->status = 0xcc;
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@ -195,15 +229,24 @@ void ad1848_init(ad1848_t *ad1848)
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ad1848->mce = 0x40;
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ad1848->regs[0] = ad1848->regs[1] = 0;
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ad1848->regs[2] = ad1848->regs[3] = 0x80;
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ad1848->regs[2] = ad1848->regs[3] = 0x80; // AZT2316A Line-in
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ad1848->regs[4] = ad1848->regs[5] = 0x80;
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ad1848->regs[6] = ad1848->regs[7] = 0x80;
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ad1848->regs[6] = ad1848->regs[7] = 0x80; // AZT2316A Master?
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ad1848->regs[8] = 0;
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ad1848->regs[9] = 0x08;
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ad1848->regs[10] = ad1848->regs[11] = 0;
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ad1848->regs[12] = 0xa;
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if (ad1848->type == AD1848_TYPE_CS4248 || ad1848->type == AD1848_TYPE_CS4231)
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ad1848->regs[12] = 0x8a;
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else
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ad1848->regs[12] = 0xa;
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ad1848->regs[13] = 0;
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ad1848->regs[14] = ad1848->regs[15] = 0;
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if (ad1848->type == AD1848_TYPE_CS4231)
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{
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ad1848->regs[0x12] = ad1848->regs[0x13] = 0x80; // AZT2316A CD
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ad1848->regs[0x1A] = 0x80; // AZT2316A Mic
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}
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ad1848->out_l = 0;
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ad1848->out_r = 0;
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@ -220,9 +263,23 @@ void ad1848_init(ad1848_t *ad1848)
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attenuation = pow(10, attenuation / 10);
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ad1848_vols[c] = (int)(attenuation * 65536);
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// pclog("ad1848_vols %i = %f %i\n", c, attenuation, ad1848_vols[c]);
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ad1848_vols_6bits[c] = (int)(attenuation * 65536);
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// pclog("ad1848_vols_6bits %i = %f %i\n", c, attenuation, ad1848_vols_6bits[c]);
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}
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for (c = 0; c < 32; c++)
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{
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attenuation = 12.0;
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if (c & 0x01) attenuation -= 1.5;
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if (c & 0x02) attenuation -= 3.0;
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if (c & 0x04) attenuation -= 6.0;
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if (c & 0x08) attenuation -= 12.0;
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if (c & 0x10) attenuation -= 24.0;
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attenuation = pow(10, attenuation / 10);
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ad1848_vols_5bits_aux_gain[c] = (int)(attenuation * 65536);
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// pclog("ad1848_vols_5bits_aux_gain %i = %f %i\n", c, attenuation, ad1848_vols_5bits_aux_gain[c]);
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}
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timer_add(&ad1848->timer, ad1848_poll, ad1848, 0);
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}
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