30 Commits

Author	SHA1	Message	Date
Maximilian Rehkopf	effa2a6972	FPGA/SDDMA: fix clock glitch, adjust RAM write timings	2012-07-09 02:22:07 +02:00
Maximilian Rehkopf	9253cc45b0	FPGA: implement MSU1 "audio error" status bit	2012-07-09 02:20:13 +02:00
Maximilian Rehkopf	9fbe61bad1	FPGA: Use internal clock instead of SNES master clock for $213F RMW timing	2012-07-09 02:18:28 +02:00
Maximilian Rehkopf	968c347986	FPGA/SPI: detect end of byte via MSB toggle instead of constant compare of async input	2012-07-09 02:17:01 +02:00
Maximilian Rehkopf	c231c8b821	FPGA: misc cleanup	2012-07-09 02:15:21 +02:00
Maximilian Rehkopf	60d7a08117	FPGA: Adjust Cx4 timing to new master clock rate	2012-07-09 02:13:44 +02:00
Maximilian Rehkopf	7df6909266	FPGA: rework shared memory access FSM	2012-07-09 02:12:59 +02:00
Maximilian Rehkopf	006ea8c44a	FPGA: debug wires	2012-07-09 02:03:59 +02:00
Maximilian Rehkopf	8148f5567c	FPGA: properly synchronize external signals	2012-07-09 01:48:43 +02:00
Maximilian Rehkopf	1a52da6272	FPGA: Adjust DAC I²S signal timing	2012-07-09 01:41:47 +02:00
Maximilian Rehkopf	e33b2b2bc7	FPGA: simple SNES address input filtering	2012-07-09 01:37:57 +02:00
Maximilian Rehkopf	3530613349	FPGA: prepare new SNES command interface for future use (SNES side)	2012-07-09 01:29:47 +02:00
Maximilian Rehkopf	2a1ef40796	FPGA/cx4: adjust Cx4 CPU timing	2012-05-19 18:07:13 +02:00
Maximilian Rehkopf	f5caf21fac	FPGA: slightly tighten timing constraints	2012-05-02 10:41:07 +02:00
Maximilian Rehkopf	1b272a7a7d	FPGA/Cx4: introduce wait states (fix MMX2 attract mode)	2012-05-02 10:30:22 +02:00
ikari	8e7f77e49b	FPGA/cx4: map ROM above bank 3F/BF	2012-02-27 22:14:19 +01:00
ikari	e2f33c28c9	FPGA: pull-up SD clock	2012-02-27 22:12:35 +01:00
ikari	f0a2e85c65	FPGA: updated project files	2012-01-14 23:16:57 +01:00
ikari	d7ad740843	FPGA/Cx4: add missing file main.ucf	2012-01-14 02:25:34 +01:00
ikari	059966f06a	FPGA/Cx4: optimize non-sector-aligned SD DMA reads	2012-01-14 02:21:01 +01:00
ikari	3243143c39	FPGA/Cx4: region override (patch register $213f)	2012-01-14 02:19:39 +01:00
ikari	68f255d75b	firmware, FPGA: fix for some SD cards	2011-11-10 17:54:52 +01:00
ikari	1987968db2	FPGA/cx4: clean up tab/whitespace mix	2011-11-01 21:09:31 +01:00
ikari	3dd64cb98f	FPGA/cx4: timing closure	2011-11-01 20:56:30 +01:00
ikari	ecd75210a9	FPGA/cx4: fix memory sharing	2011-11-01 20:55:59 +01:00
ikari	314da586a4	FPGA/cx4: implement reset vector access	2011-11-01 20:54:07 +01:00
ikari	7643790fed	FPGA/Cx4: fully operational except reset vector area	2011-10-30 01:54:39 +02:00
ikari	8c76dfbeb6	FPGA/Cx4: WIP	2011-10-27 15:42:13 +02:00
ikari	fb9a28bf38	FPGA/cx4: rework CPU FSM (ALU still missing)	2011-10-23 20:56:07 +02:00
ikari	e57c4aa450	FPGA/cx4: initial commit	2011-10-23 04:10:55 +02:00