Neil Webber
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9428e4744a
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Verifying with some test code, SIMH generates ReservedInstruction for things like JMP R0 ... and now this code does the same (was AddressError)
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2024-05-08 17:59:35 -05:00 |
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Neil Webber
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625c5ce1cc
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Allow for no checksum in END block of an LDA file
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2024-05-08 17:58:38 -05:00 |
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Neil Webber
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53d7c5d7ab
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Fix for typeerror #21 -- though this also points out re-reading what MMR2 points to (for logging) might be a bad idea
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2024-05-08 08:40:13 -05:00 |
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Neil Webber
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9442b70617
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implement write lock
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2024-05-04 13:59:48 -05:00 |
|
Neil Webber
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fed836b5b3
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v5 instructions
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2024-05-03 10:41:19 -05:00 |
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Neil Webber
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3f5126c398
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generalize boot messages
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2024-05-03 10:22:03 -05:00 |
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Neil Webber
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fb71067946
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first go at making rk unix bootable
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2024-05-03 07:50:11 -05:00 |
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Neil Webber
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9434ea843e
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Working well enough to boot unix5
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2024-05-03 07:49:49 -05:00 |
|
Neil Webber
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c4f9423a4c
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clean up
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2024-05-03 07:48:18 -05:00 |
|
Neil Webber
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87dff94cd3
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Add readonly support and illegal_cycle convenience
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2024-05-03 07:46:33 -05:00 |
|
Neil Webber
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b3b834c0fb
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cleanup breakpoint inits
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2024-05-03 07:44:37 -05:00 |
|
Neil Webber
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98510af5e7
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minor cleanups
|
2024-05-02 09:16:16 -05:00 |
|
Neil Webber
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0c6256571a
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cleanup
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2024-04-23 13:19:34 -05:00 |
|
Neil Webber
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59e2542ff1
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pseudo-bkpt to look for bogus memory values outside 16 bit range
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2024-04-23 13:16:55 -05:00 |
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Neil Webber
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f5509d373d
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add check16 to verify no larger than 16 bit values got generated; also reduce footprint of physmem in most cases because of this check
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2024-04-23 08:40:51 -05:00 |
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Neil Webber
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8259c035e0
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safeguard literal from allowing bad values into physmem
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2024-04-23 08:00:33 -05:00 |
|
Neil Webber
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7a9fff6f8b
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was masking 18 bits not 16 in ubmap
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2024-04-23 07:55:16 -05:00 |
|
Neil Webber
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872ad7833d
|
Make sure no illegal values outside 16 bit range loaded via loadphysmem
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2024-04-23 07:39:18 -05:00 |
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Neil Webber
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6e54a9dc9e
|
accomodate octal formatting in machinestate for logging while still leaving raw values for, e.g., breakpoonts
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2024-04-18 17:02:38 -05:00 |
|
Neil Webber
|
9408867f47
|
Delete mmio.py
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2024-04-16 23:11:11 -05:00 |
|
Neil Webber
|
496f962c6c
|
incorporate booting LDA
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2024-04-14 12:13:08 -05:00 |
|
Neil Webber
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2ef5d03a8c
|
Merge pull request #19 from folkertvanheusden/EMKAB0
BusCycle.WRITE16 in ioregsets
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2024-04-13 12:58:05 -05:00 |
|
folkert van heusden
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81e8d1e9d9
|
missing
|
2024-04-13 19:38:57 +02:00 |
|
Neil Webber
|
1423e79813
|
Fix I/O to registers via Unibus addrs; also microbreak register
|
2024-04-13 12:24:48 -05:00 |
|
Neil Webber
|
e418355987
|
fix boot_lda
|
2024-04-11 17:40:09 -05:00 |
|
Neil Webber
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22f05d58ca
|
Revamp the unibus device callback system. New version has explicit BusCycle argument in one callback function vs the mishmash of time-evolved methods for reset, bytes, etc
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2024-04-11 16:59:06 -05:00 |
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Neil Webber
|
c78972654c
|
Revamp the unibus device callback system. New version has explicit BusCycle argument in one callback function vs the mishmash of time-evolved methods for reset, bytes, etc
|
2024-04-11 16:58:41 -05:00 |
|
Neil Webber
|
1eba151bdb
|
Allow zero bytes between blocks in LDA
|
2024-04-11 16:40:07 -05:00 |
|
Neil Webber
|
6ef31cb034
|
Checking in an intermediate LDA implementation but going to change it to conform 100% w SIMH
|
2024-04-10 07:11:03 -05:00 |
|
Neil Webber
|
5ef8965399
|
Test physRW_N
|
2024-04-09 14:14:55 -05:00 |
|
Neil Webber
|
5993b73e6e
|
Fix AddressError in RW_N when address is od
|
2024-04-09 14:14:09 -05:00 |
|
Neil Webber
|
94c72d28a6
|
Fix for #14 https://github.com/outofmbufs/python-pdp11-emulator/issues/14
|
2024-04-07 08:56:00 -05:00 |
|
Neil Webber
|
974674e067
|
Test for https://github.com/outofmbufs/python-pdp11-emulator/issues/14
|
2024-04-07 08:55:43 -05:00 |
|
Neil Webber
|
dfb95bce2e
|
Merge pull request #13 from folkertvanheusden/INC
INC fix
|
2024-04-04 20:12:31 -05:00 |
|
Folkert van Heusden
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9125cfbeac
|
INC fix
v-flag may've been wrong due to missing parameter
|
2024-04-04 22:40:16 +02:00 |
|
Neil Webber
|
bddbd824d9
|
enable individual test selection from command line
|
2024-04-01 11:13:49 -05:00 |
|
Neil Webber
|
319f78f645
|
Clean up unused BRANCH_NAMES
|
2024-04-01 11:13:04 -05:00 |
|
Neil Webber
|
d9031f7d8b
|
Acknowledgments
|
2024-04-01 10:21:51 -05:00 |
|
Neil Webber
|
d65986c619
|
MFPI same bug as MTPI
|
2024-04-01 10:16:37 -05:00 |
|
Neil Webber
|
7ea4acd24f
|
Merge pull request #12 from folkertvanheusden/MTPID
N flag depends on bit 15
|
2024-04-01 10:12:01 -05:00 |
|
Neil Webber
|
4410f073c4
|
Fixes Issue NEG #11 ; v setting when zero
|
2024-04-01 10:08:56 -05:00 |
|
Neil Webber
|
f6fb96a6e9
|
ooops, fix negb test to actually use NEGB
|
2024-04-01 10:06:47 -05:00 |
|
Neil Webber
|
8dd0b60fbd
|
test neg/negb
|
2024-04-01 09:23:26 -05:00 |
|
Neil Webber
|
54a7e86d0d
|
neg/negb
|
2024-04-01 09:23:11 -05:00 |
|
Neil Webber
|
5ea5641186
|
remove unused imports
|
2024-04-01 08:49:55 -05:00 |
|
folkert van heusden
|
ee26b46dda
|
N flag depends on bit 15
|
2024-04-01 15:48:29 +02:00 |
|
Neil Webber
|
7920985eb5
|
pycodestyle complaints and remove unused import
|
2024-04-01 08:47:08 -05:00 |
|
Neil Webber
|
7fd5b507d5
|
missing import and fix _shifter when NN=0 per 1981 book. Issue Misc #10
|
2024-04-01 07:56:22 -05:00 |
|
Neil Webber
|
3a7d68bad1
|
__nodev signature fix
|
2024-04-01 07:42:21 -05:00 |
|
Neil Webber
|
3afe220ac1
|
Merge pull request #8 from folkertvanheusden/SOB
made SOB into how simh does it
|
2024-03-31 11:58:51 -05:00 |
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