23 commits

Author	SHA1	Message	Date
Raphael Jacquot	4d578f8f18	ok, we're getting somewhere	2019-03-04 21:10:12 +01:00
Raphael Jacquot	f502451548	update debugger	2019-03-04 19:15:44 +01:00
Raphael Jacquot	6964b72df1	ok. serial sort of works, except it doesn't...	2019-03-04 18:29:00 +01:00
Raphael Jacquot	6f3f3ce73c	debug the seial port	2019-03-04 17:01:59 +01:00
Raphael Jacquot	dc927031e4	cleanups and simplifications	2019-03-04 15:44:51 +01:00
Raphael Jacquot	ae164feb19	there, serial port works at 115200 ... needed to add \r,..	2019-03-04 15:24:05 +01:00
Raphaël Jacquot	7708d7a85c	attached serial port tentative	2019-03-04 14:40:31 +01:00
Raphaël Jacquot	479382e004	export rstk_ptr to debugger ... implement LCHEX (and almost done for LAHEX)	2019-03-04 13:28:08 +01:00
Raphaël Jacquot	e47f12f1d7	implement push PC to RSTK	2019-03-04 11:52:05 +01:00
Raphaël Jacquot	908b96df6f	implement CLRHST and variants ... implement SET[HEX|DEC]	2019-03-04 10:53:37 +01:00
Raphaël Jacquot	c20c893234	replace X with ? to make a difference	2019-03-04 10:15:11 +01:00
Raphaël Jacquot	18a56d750b	export main registers to debugger ... add C register implement C=P n add dumping C register	2019-03-04 09:58:13 +01:00
Raphaël Jacquot	009f01f5d7	implement 8[45]x ST=[01] n ... implement GOVLNG dump 2 lines of registers in debugger now	2019-03-04 08:08:02 +01:00
Raphaël Jacquot	6dd38500a8	add a counter to slow things down	2019-03-03 15:19:07 +01:00
Raphaël Jacquot	b58be38b10	connect debugger to leds	2019-03-03 13:33:32 +01:00
Raphaël Jacquot	eeb5150159	add the beginnings of a PC and RSTK handler ... fix bad maths in the rom-gx-r module wire in the PC in the debugger and the control unit add an execute flag, to start execution of partially decoded instructions that need reading data from the instruction stream	2019-03-03 09:33:42 +01:00
Raphaël Jacquot	3347a9702d	add display of the carry	2019-03-03 07:45:03 +01:00
Raphaël Jacquot	b3d72c1d3b	add some more debugging functionnality ... segregate reading of the rom in it's own little world	2019-03-03 07:25:22 +01:00
Raphaël Jacquot	006b663147	implement hex->ascii conversion with a table	2019-03-03 06:57:14 +01:00
Raphael Jacquot	182623e043	remove char counting aid	2019-03-02 22:48:34 +01:00
Raphaël Jacquot	42e8a146ce	start implementing some type of debugging functionnality	2019-03-02 21:45:38 +01:00
Raphaël Jacquot	2fcd9f7b23	decode our first instruction ... execute said instruction start implementing the debugging engine to see what we are doing	2019-03-02 19:40:31 +01:00
Raphael Jacquot	8ce2d2a993	implement more of the bus controller	2019-03-02 13:22:09 +01:00