80486DX2-66/86Box-fork
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Extended mode toggle

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This commit is contained in:
Cacodemon345
2024-03-02 17:41:51 +06:00
committed by Kagamiin~
parent 4369284f65
commit 3f7fbc7467
2 changed files with 8 additions and 0 deletions
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1
src/include/86box/snd_sb_dsp.h
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@@ -142,6 +142,7 @@ typedef struct sb_dsp_t {
uint8_t ess_regs[256]; /* ESS registers. */ uint8_t ess_regs[256]; /* ESS registers. */
uint8_t ess_playback_mode; uint8_t ess_playback_mode;
uint8_t ess_extended_mode;
mpu_t *mpu; mpu_t *mpu;
} sb_dsp_t; } sb_dsp_t;

7
src/sound/snd_sb_dsp.c
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@@ -610,6 +610,13 @@ sb_exec_command(sb_dsp_t *dsp)
if (dsp->sb_type >= SB16) if (dsp->sb_type >= SB16)
dsp->sb_8051_ram[0x20] = dsp->sb_command; dsp->sb_8051_ram[0x20] = dsp->sb_command;
if (IS_ESS(dsp)) {
if (dsp->sb_command == 0xC6 || dsp->sb_command == 0xC7){
dsp->ess_extended_mode = !!(dsp->sb_command == 0xC6);
return;
}
}
switch (dsp->sb_command) { switch (dsp->sb_command) {
case 0x01: /* ???? */ case 0x01: /* ???? */
if (dsp->sb_type >= SB16) if (dsp->sb_type >= SB16)