Jim
8f1833c843
move instpermsec updating to devcp (clock device)
2007-02-22 00:00:00 -05:00
Jim
4b76c2ea1d
changed fprintf(stderr... to TRACE macro
...
writes tracing to a buffered log file instead of stderr
added clear of first 32K of physical memory to master clear
changed all exit() calls to fatal() calls
more changes to the devmt tape driver
2007-02-18 00:00:00 -05:00
Jim
cad1dab3ee
changed boot to handle tape devices, multiple disk controllers
...
lots of changes to tape driver
added console log
2007-02-15 00:00:00 -05:00
Jim
4703c0b8fd
extensive changes to devmt tape controller emulation
...
changed to use iget16 instead of get16 to fetch instructions
added test in notify for semaphore overflow - call fatal()
2007-02-07 00:00:00 -05:00
Jim
55fc87a975
update instpermsec every 5 seconds to support varying host CPU speeds
...
changes to support accurate real-time clock in devcp
changes to backstop idle instruction (BDX)
2007-01-26 00:00:00 -05:00
Jim
292af061fc
correct SSSN: actually an illegal shift opcode, add --nport option for PNC
2006-03-30 00:00:00 -05:00
Jim
03dedb4106
--tport option, support for physical queues (RTQ, ABQ) for DMQ (QAMLC)
2005-10-02 00:00:00 -04:00
Jim
09b9592915
WAIT register save shouldn't save all registers like PX does +
...
need to restore interval timer when new process dispatched
process level was incorrect when new process dispatched
changes setting process abort flag in PCB when timer overflows
2005-09-19 00:00:00 -04:00
Jim
e20a46e164
address trap changes, trace format change, added warn(), FP fixes
2005-09-12 00:00:00 -04:00
Jim
34e057b7b7
hacks for executing R-mode code in registers
...
more PX work
reordered instructions (again!)
2005-09-06 00:00:00 -04:00
Jim
c6a52800f0
32-bit page maps for access to more than 8MB of physical memory
...
optimized ZMV
implemented LIOT, PTLB
optimized backstop BIX loop to just sleep instead
2005-09-03 00:00:00 -04:00
Jim
37882550a8
optimized Zxxx character instructions with ZGETC/ZPUTC macros
...
This is the first version that successfully runs Primos rev 20 - Doug's
b drive, but with SAD renamed to prevent IDLE? problem with the disk
process.
2005-09-01 00:00:00 -04:00
Jim
5729bf7cc1
fault handling must force R0 access for concealed stack manipulations
...
PX get/put must force R0 access for wait/ready list and PCB manipulations
restrict macro now accepts a program counter
get/put routines also accept a program counter (for ring #)
R-mode must use segment number in PBH for address calculations
more PCL work
more PX work
implemented direct ZCM
2005-08-29 00:00:00 -04:00
Jim
42732b438e
fault update
2005-08-26 00:00:00 -04:00
Jim
6146f076fc
Enhanced load map routines to print nearest symbol
...
Boots rev 20 (driveb) using --ss 14314, gets an uncorrected
disk read error, then hangs.
It also exhibits various failures in the file "fail".
2005-08-25 00:00:00 -04:00
Jim
8c04dcdd8f
STLB changes, ITLB instruction
2005-08-21 00:00:00 -04:00
Jim
99337af999
STLB added, boots rev20 up to DWRITE channel order
2005-08-19 00:00:00 -04:00
Jim
8648e7426b
moved ea64v to an include file ea64v.h
...
implemented stack extensions
more PCL/fault work
more PX work
more FP work
2005-08-19 00:00:00 -04:00
Jim
b22a6c0e65
more PX, interrupt work, C/L/CC work
...
on overflow, use mathexception to either set C or fault
2005-07-31 00:00:00 -04:00
Jim
bbd311f048
more interrupt/fault work
...
reordered switches to process more frequent instructions first
2005-07-19 00:00:00 -04:00
Jim
7e68427b90
distinguish live register access in SR modes vs VI modes
...
Primos load map handling to enhance traces
more PX/interrupt work
device initialization feature
standard/vectored interrupt handling
device polling
more C/L bit changes
work on BMxx instructions
lots of stupid work on JMP/JST - older DIAG routines are broken
2005-07-11 00:00:00 -04:00
Jim
bdae5dede9
realtime clock, interrupts, process timer, LDC/STC, ZMV, ZMVD, ZFIL, PCL work
2005-06-25 00:00:00 -04:00
Jim
5ab1209f0a
INCVA macro for segment wraparound, PX work, added --cpuid option
2005-06-16 00:00:00 -04:00
Jim
997332c487
first implementation of process exchange, WAIT, NFY +
...
added restricted instruction checking
added CALF
more PCL work
2005-06-13 00:00:00 -04:00
Jim
7f433b9b27
implemented ARGT for interruptable PCL, more work on PCL
2005-06-11 00:00:00 -04:00
Jim
32c4116e52
more work on PCL
2005-06-11 00:00:00 -04:00
Jim
0b2994585c
changed mem[] to be Prime physical memory array, removed direct references +
...
more work on PCL
2005-06-10 00:00:00 -04:00
Jim
22f4c22f8f
virtual address translation, fault handling code +
...
tracing for address translation, disk I/O, and PCL
field address, field length, and load/store character instructions
queue instructions
more work on setting C & L bits correctly
2005-06-07 00:00:00 -04:00
Jim
c2c3e8f650
added trace feature and XEC instruction
2005-05-27 00:00:00 -04:00
Jim
8daced9db4
expanded CC macros, ea64v changes
...
attempt to set CC on instructions, or use XSETCC macros when not sure
2005-05-26 00:00:00 -04:00
Jim
3763da4cbe
added live register access to memory get/put functions
...
added live register access flag to effective address calculations
first attempt at complete 64V address calculation
first RSAV/RRST, STAC/STLC, LPSW, LDLR/STLR, EIO
more shift instruction work
2005-05-24 00:00:00 -04:00
Jim
efc25712b5
defined register file with regs.h
...
began using (get,put)16/32/64 functions to access memory instead of mem[]
began using crs[] to access current registers instead of mem[]
2005-05-23 00:00:00 -04:00
Jim
655b35b0f9
added table of generic instructions to ignore & log
...
initial disk controller support
began FP instruction work
2005-04-23 00:00:00 -04:00
Jim
ff3fd68935
condition code macros
...
mem array is segment addressable
start of boot support
use CC macros and BCxx to emulate Bxyy (eg, BFLT)
use CC macros and LCxx to emulate Lxyy (eg, LFLT)
shift instruction work
2005-04-28 00:00:00 -04:00
Jim
9291d9e864
64R mode added, started 64V mode +
...
fixed ea16/32 to use previous pc in address calculations
initial support for arithmetic exceptions
added more instructions
2005-04-14 00:00:00 -04:00
Jim
b9e1439d39
Added Prime syscom directory for k key
2005-04-18 00:00:00 -04:00
Jim
ec56fd7a9e
Initial version of Prime emulator for Mac OSX on PowerPC
2005-04-18 00:00:00 -04:00
