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Added the IBM 5161 ISA expansion for PC and XT;

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Cleaned up the parallel port emulation, added IRQ support, and made enabling/disabling per port;
Added the Award 430NX and the Intel Classic/PCI (Alfredo, 420TX);
Finished the 586MC1;
Added 8087 emulation;
Moved Cyrix 6x86'es to the Dev branch;
Sanitized/cleaned up memregs.c/h and intel.c/h;
Split the chipsets from machines and sanitized Port 92 emulation;
Added support for the 15bpp mode to the Compaq ATI 28800;
Moved the MR 386DX and 486 machines to the Dev branch;
Ported the new dynamic recompiler from PCem, but it remains in Dev branch until after v2.00;
Ported the new timer code from PCem;
Cleaned up the CPU table of unused stuff and better optimized its structure;
Ported the Open-XT and Open-AT from VARCem, the Open-AT is in the Dev branch;
Ported the XT MFM controller rewrite and adding of more controllers (incl. two RLL ones), from VARCem;
Added the AHA-1540A and the BusTek BT-542B;
Moved the Sumo SCSI-AT to the Dev branch;
Minor IDE, FDC, and floppy drive code clean-ups;
Made NCR 5380/53C400-based cards' BIOS address configurable;
Got rid of the legacy romset variable;
Unified (video) buffer and buffer32 into one and make the unified buffer 32-bit;
Added the Amstead PPC512 per PCem patch by John Elliott;
Switched memory mapping granularity from 16k to 4k (less than 1k not possible due to internal pages);
Rewrote the CL-GD 54xx blitter, fixes Win-OS/2 on the 54x6 among other thing;
Added the Image Manager 1024 and Professional Graphics Controller per PCem patch by John Elliott and work done on VARCem;
Added Headland HT-216, GC-205 and Video 7 VGA 1024i emulation based on PCem commit;
Implemented the fuction keys for the Toshiba T1000/T1200/T3100 enhancement;
Amstrad MegaPC does now works correctly with non-internal graphics card;
The SLiRP code no longer casts a packed struct type to a non-packed struct type;
The Xi8088 and PB410a no longer hang on 86Box when PS/2 mouse is not present;
The S3 Virge on BeOS is no longer broken (was broken by build #1591);
OS/2 2.0 build 6.167 now sees key presses again;
Xi8088 now work on CGA again;
86F images converted from either the old or new variants of the HxC MFM format now work correctly;
Hardware interrupts with a vector of 0xFF are now handled correctly;
OPTi 495SX boards no longer incorrectly have 64 MB maximum RAM when 32 MB is correct;
Fixed VNC keyboard input bugs;
Fixed AT RTC periodic interrupt - Chicago 58s / 73f / 73g  / 81 MIDI play no longer hangs with the build's own VTD driver;
Fixed mouse polling with internal mice - Amstrad and Olivetti mice now work correctly;
Triones ATAPI DMA driver now correctly reads a file at the end of a CD image with a sectors number not divisible by 4;
Compaq Portable now works with all graphics cards;
Fixed various MDSI Genius bugs;
Added segment limit checks and improved page fault checks for several CPU instructions - Memphis 15xx WINSETUP and Chicago 58s WINDISK.CPL no longer issue a GPF, and some S3 drivers that used to have glitches, now work correctly;
Further improved the 808x emulation, also fixes the noticably choppy sound when using 808x CPU's, also fixes #355;
OS/2 installer no logner locks up on splash screen on PS/2 Model 70 and 80, fixes #400.
Fixed several Amstead bugs, GEM no longer crashes on the Amstrad 1640, fixes #391.
Ported John Elliott's Amstrad fixes and improvement from PCem, and fixed the default language so it's correctly Engliish, fixes #278, fixes #389.
Fixed a minor IDE timing bug, fixes #388.
Fixed Toshiba T1000 RAM issues, fixes #379.
Fixed EGA/(S)VGA overscan border handling, fixes #378;
Got rid of the now long useless IDE channel 2 auto-removal, fixes #370;
Fixed the BIOS files used by the AMSTRAD PC1512, fixes #366;
Ported the Unicode CD image file name fix from VARCem, fixes #365;
Fixed high density floppy disks on the Xi8088, fixes #359;
Fixed some bugs in the Hercules emulation, fixes #346, fixes #358;
Fixed the SCSI hard disk mode sense pages, fixes #356;
Removed the AMI Unknown 386SX because of impossibility to identify the chipset, closes #349;
Fixed bugs in the serial mouse emulation, fixes #344;
Compiled 86Box binaries now include all the required .DLL's, fixes #341;
Made some combo boxes in the Settings dialog slightly wider, fixes #276.
This commit is contained in:
OBattler
2019-09-20 14:02:30 +02:00
parent b06296bbf6
commit 552a87ea3d
524 changed files with 129555 additions and 21862 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
src/sound/snd_lpt_dss.c
View File

@@ -14,12 +14,15 @@
typedef struct dss_t
{
void *lpt;
uint8_t fifo[16];
int read_idx, write_idx;
uint8_t dac_val;
uint8_t dac_val,
status;
int64_t time;
pc_timer_t timer;
int16_t buffer[SOUNDBUFLEN];
int pos;
@@ -32,16 +35,29 @@ static void dss_update(dss_t *dss)
}
static void dss_update_status(dss_t *dss)
{
uint8_t old = dss->status;
dss->status &= ~0x40;
if ((dss->write_idx - dss->read_idx) >= 16)
dss->status |= 0x40;
if ((old & 0x40) && !(dss->status & 0x40))
lpt_irq(dss->lpt, 1);
}
static void dss_write_data(uint8_t val, void *p)
{
dss_t *dss = (dss_t *)p;
timer_clock();
if ((dss->write_idx - dss->read_idx) < 16)
{
dss->fifo[dss->write_idx & 15] = val;
dss->write_idx++;
dss_update_status(dss);
}
}
@@ -53,9 +69,7 @@ static uint8_t dss_read_status(void *p)
{
dss_t *dss = (dss_t *)p;
if ((dss->write_idx - dss->read_idx) >= 16)
return 0x40;
return 0;
return dss->status;
}
@@ -63,12 +77,15 @@ static void dss_get_buffer(int32_t *buffer, int len, void *p)
{
dss_t *dss = (dss_t *)p;
int c;
int16_t val;
float fval;
dss_update(dss);
for (c = 0; c < len*2; c += 2)
{
int16_t val = (int16_t)dss_iir((float)dss->buffer[c >> 1]);
fval = dss_iir((float)dss->buffer[c >> 1]);
val = (float) fval;
buffer[c] += val;
buffer[c+1] += val;
@@ -87,19 +104,22 @@ static void dss_callback(void *p)
{
dss->dac_val = dss->fifo[dss->read_idx & 15];
dss->read_idx++;
dss_update_status(dss);
}
dss->time += (int64_t) (TIMER_USEC * (1000000.0 / 7000.0));
timer_advance_u64(&dss->timer, (TIMER_USEC * (1000000.0 / 7000.0)));
}
static void *dss_init()
static void *dss_init(void *lpt)
{
dss_t *dss = malloc(sizeof(dss_t));
memset(dss, 0, sizeof(dss_t));
dss->lpt = lpt;
sound_add_handler(dss_get_buffer, dss);
timer_add(dss_callback, &dss->time, TIMER_ALWAYS_ENABLED, dss);
timer_add(&dss->timer, dss_callback, dss, 1);
return dss;
}
static void dss_close(void *p)