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[/] [t48/] [tags/] [rel_1_4/] - Rev 134

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134 Fix bug report:
"PSENn Timing"
PSEN is now only asserted for the second cycle if explicitely
requested by assert_psen_s.
The previous implementation asserted PSEN together with RD or WR.
arniml 7308d 00h /t48/tags/rel_1_4/
133 add checks for PSEN arniml 7308d 00h /t48/tags/rel_1_4/
132 stop simulation upon assertion error arniml 7308d 00h /t48/tags/rel_1_4/
131 update arniml 7308d 00h /t48/tags/rel_1_4/
130 initial check-in arniml 7308d 00h /t48/tags/rel_1_4/
129 cleanup copyright notice arniml 7370d 08h /t48/tags/rel_1_4/
128 counter_q is not cleared during reset
this would match all different descriptions of the Counter as
a) if the software assumes that the Counter is modified during reset, it
will initialize the Counter anyhow
b) the special case 'Counter not modified during reset' is covered
arniml 7377d 12h /t48/tags/rel_1_4/
127 + log status of A11 properly during interrupt routines
+ trigger counter on negative edge of T1 instead of positive edge
arniml 7377d 13h /t48/tags/rel_1_4/
126 + specify hex file for external ROM on i8039 command line
+ support for no_dump_compare file in test cell
arniml 7377d 13h /t48/tags/rel_1_4/
125 exclude from dump compare arniml 7377d 13h /t48/tags/rel_1_4/
124 fix wrong handling of MB after return from interrupt arniml 7378d 10h /t48/tags/rel_1_4/
123 support hex file for external ROM arniml 7378d 10h /t48/tags/rel_1_4/
122 test MB after return from interrupt arniml 7378d 10h /t48/tags/rel_1_4/
121 update bug description for
Program Memory bank can be switched during interrupt
arniml 7381d 04h /t48/tags/rel_1_4/
120 Fix bug report:
"Program Memory bank can be switched during interrupt"
int module emits int_in_progress signal that is used inside the decoder
to hold mb low for JMP and CALL during interrupts
arniml 7381d 04h /t48/tags/rel_1_4/
119 add int_in_progress_o to entity of int module arniml 7381d 04h /t48/tags/rel_1_4/
118 test MB/interrupt behaviour according to bug report
"Program Memory bank can be switched during interrupt"
arniml 7381d 04h /t48/tags/rel_1_4/
117 add bug
Program Memory bank can be switched during interrupt
arniml 7382d 04h /t48/tags/rel_1_4/
116 adapt to GHDL 0.12 / gcc 3.4.0 arniml 7410d 04h /t48/tags/rel_1_4/
115 extend description arniml 7411d 08h /t48/tags/rel_1_4/
114 initial check-in arniml 7415d 04h /t48/tags/rel_1_4/
113 generate two ROM files based on address:
+ 0 - 2047 : 2k internal ROM
+ 2048 - 4095 : 2k external ROM
arniml 7421d 13h /t48/tags/rel_1_4/
112 update tb_behav_c0 for new ROM layout arniml 7421d 14h /t48/tags/rel_1_4/
111 split 4k internal ROM into
+ 2k internal ROM
+ 2k external ROM
EA of t48_core is driven by MSB of internal ROM address
if upper 2k block is selected, the system switches to EA mode on the fly
arniml 7421d 14h /t48/tags/rel_1_4/
110 exchange syn_rom for lpm_rom arniml 7421d 14h /t48/tags/rel_1_4/
109 add new bug for release 0.1 BETA arniml 7422d 03h /t48/tags/rel_1_4/
108 Fix for:
External Program Memory ignored when EA = 0
arniml 7422d 03h /t48/tags/rel_1_4/
107 tie EA to '1' arniml 7422d 03h /t48/tags/rel_1_4/
106 clean-up use of ea_i arniml 7422d 03h /t48/tags/rel_1_4/
105 initial check-in
describe bugs of release 0.1 BETA
arniml 7424d 13h /t48/tags/rel_1_4/

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