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- ...is protected with a [[hardware]]-generated and checked [[error-correcting code]] (ECC); corrections (up to 11 bits) are done in [[software]]. The [[address]]es given assume the standard base address (0777440); if this is changed, so will the addresses. Note also tha4 KB (563 words) - 13:33, 26 February 2023
- ...d the power of the large range of operand modes, substantially reduced the code size. This was an important consideration both in the PDP-11's early life, ...PDP-11 [[object code]] is usually displayed in octal, as it is the optimal base for that, since each operand field will be in one octal 'digit'.)13 KB (1,949 words) - 17:37, 29 February 2024
- It was similar to (and indeed shared a common code base with) BASIC implementations on other [[MOS Technology 6502|6502]]-based com ...amming language)|Java]]). This allows for string arrays; <code>DIM A$(10)</code> resulted in a [[vector]] of eleven string variables numbered 0 to 10.8 KB (1,203 words) - 19:34, 20 June 2023
- ...ngth field in the op-code to specify the length of the instruction. The op-code always occupied 8 bits. ...e offset were added to produce the physical address of the operand. If the base register was zero, then it was not added to the effective address.15 KB (2,167 words) - 14:58, 23 January 2024
- ...y loyal users into the 21st century, long after Sun had moved their entire base to Solaris. Sun finally discontinued support for SunOS in 2003. ! '''[[Code base]]'''4 KB (484 words) - 08:09, 20 November 2023
- == Source code == The Muddle source code is available from the SIMH software site [http://simh.trailing-edge.com/gam21 KB (3,303 words) - 07:30, 6 September 2023
- Loading boot code from ka655x.bin Loading boot code from ka655x.bin16 KB (2,460 words) - 12:02, 6 September 2021
- The '''Power 6/32''', code named '''Tahoe''', from [[Computer Consoles Incorporated]], was the [[Centr ...ed to. The Tahoe did help separate out a lot of VAX-specific code from the base, allowing BSD to become more portable, but the Power 6/32 machine quickly d3 KB (361 words) - 17:01, 16 February 2024
- ...y into a custom [[BSD]] [[kernel]] that is based on [[4.3 BSD]]. [[Source code]] to the descendant of NeXTSTEP can be found on Apple's site in the XNU pro ...out by [[Apple]] the then shelved OPENSTEP was brought back to life as the base OS for Rhapsody, then OS X. It also has been opened up via the [[Darwin]]4 KB (609 words) - 13:05, 28 January 2023
- to run the app base. IBM said that we either had to stop development of source code, but their contract which gave them that source was due to21 KB (3,783 words) - 03:41, 17 December 2018
- The earliest versions ran on the PDP-6, using the [[base and bounds]] [[memory management]] [[hardware]] native to that machine. Lat ...ual devices, implemented with demand-created processes into which [[object code]] to implement the device was loaded from the [[file system]]. This was use12 KB (1,926 words) - 21:29, 8 February 2024
- code compatible, enabling developers to create one application that runs on both platforms. Already, Solaris inherits a base of more than10 KB (1,426 words) - 17:55, 13 January 2024
- ...ver by introducing the Tahoe port, it helped separate out the VAX specific code, there by allowing 4.3 BSD to become a more portable operating system. magnetic tape(s) contain copies of source code and documen-7 KB (1,067 words) - 04:25, 10 December 2018
- ...significant thrust toward POSIX compliance (with an associated increase in code size). code that you use from 4.3BSD-Reno to the 4.4BSD code within one20 KB (3,013 words) - 04:22, 10 December 2018
- Chapter 23 - Obtaining and installing the source code information for installing / compiling the source code TROPIX91 KB (12,020 words) - 17:55, 13 August 2019
- Loading boot code from ka655x.bin Loading boot code from ka655x.bin13 KB (1,865 words) - 18:41, 3 July 2022
- ...ing executed, SST changed the corresponding descriptor attribute to be for code and iret'd to the faulting instruction. Worked like a champ! ...stepped along for a while and then, sure enough, GP fault! David fixed the code for that GP fault and single stepped on to the next. Things looked really e10 KB (1,619 words) - 20:45, 13 January 2024
- ...r, standard I/O subroutine library libS, C subroutine library libc, source code control system SCCS, ''nroff/troff'' and more than 130 commands. Maintenanc ...mpiler was rewritten to do this. An assembler and loader, based on similar code for the Interdata 8/32, completed the basic support software. Existing PDP-49 KB (7,745 words) - 14:29, 6 May 2023
- You will notice that the system, as distributed, has conditional code in it. The current Berkeley system, on ''Ernie Co-vax'' is made by defi ...whenever this makes sense. You can be guided by the ERNIE conditional code.42 KB (6,834 words) - 03:01, 17 January 2023
- FORTRAN can produce inline code for EAE, EIS or FIS hardware, or it can produce threaded (THR) code which is hardware independent.11 KB (2,002 words) - 21:04, 20 November 2023
- == Commented Source Code == # Boot.s this code has been transferred to the memory 0 x10000, and in protected mode14 KB (1,991 words) - 01:23, 20 December 2018
- ply _ it has decent control flow facilities so your code can lets you write code that is compact without being too cryp-71 KB (8,839 words) - 02:18, 17 December 2018
- add_file("base.tar", 10240); Loading boot code from ka655x.bin8 KB (1,125 words) - 02:02, 18 November 2010
- 5. Obtaining the Source Code #: type name length base ( size )12 KB (1,699 words) - 06:06, 16 December 2018
- 1992), as well as providing the actual source code, I hope by folding in new encumbered code (especially pertaining to25 KB (3,920 words) - 05:43, 15 July 2019
- /O2 maximize speed /Os favor code space /Oa assume no aliasing /Ot favor code speed6 KB (799 words) - 13:28, 19 October 2018
- /O2 maximize speed /Os favor code space /Oa assume no aliasing /Ot favor code speed10 KB (1,224 words) - 03:20, 17 December 2018
- ...SIXBIT code for one of these characters, simply subtract 32 from the ASCII code. The values (given in octal, the usual binary-friendly base used on the computers on which SIXBIT was used) were:1 KB (174 words) - 23:15, 24 April 2024
- used internally by the reboot code, and shouldn't be used. nel code, implementing system calls, the file system, vir-57 KB (8,582 words) - 03:00, 17 January 2023
- MDS is an ordering code only and is not used as a product name or 6.3.2.1 Accessing Data in Code Segments890 KB (107,817 words) - 03:20, 3 January 2024
- $ make base-kl ;;; or base-ks or base-ks-its make base-kl CONFFLAGS_AUX=-DKLH10_I_CIRC=1 LDFLAGS=-static7 KB (1,201 words) - 06:26, 16 December 2018
- instead of performing these functions in application code. country and keyboard, printer, pointing device, preferred code page,50 KB (7,113 words) - 03:35, 17 December 2018
- designed and implemented the code and made it work. The size of the teams BASIC compilers. Unlike the code that a lot of superstar programmers write,627 KB (92,395 words) - 03:42, 17 December 2018
- ...E ROPE") will make you climb DOWN the rope again, putting you at the cliff base, even though the rope ends a few feet above the cliff ledge! This one's pre ...tandard output when you commit suicide. Then a different level of the game code notices that the guy just died, and prints out that message.12 KB (2,223 words) - 05:33, 20 April 2014
- *[[LPT]] line printer attached to text file <code>printer_output.txt</code> Here's my config file (I called it <code>simh.conf</code>)44 KB (6,192 words) - 09:30, 29 September 2023
- Base address:0x9000 Memory:fa040000-fa060000 ''mopd'' looks into <code>/tftpboot/mop/</code> by default, so you should make sure that this directory exists. We will po12 KB (1,853 words) - 20:06, 10 December 2015
- X * ds_if, which the routing code uses to locate the interface. X * the code is not reentrant and we have35 KB (6,389 words) - 02:51, 16 January 2024
- the code to tell you this (and #ifdefs to deal with it). particularly advisable to study the terminal driver code and113 KB (13,419 words) - 02:06, 17 December 2018
- ...in Private pages is allowed; i.e. information in such pages is hidden from code in 'Public' pages. This allows the use of proprietary software, while preve ...ular instruction ("BR .+2"); a valid [[instruction]], but one which normal code is unlikely to contain.15 KB (2,571 words) - 22:23, 11 October 2022
- ...tes, in 0100 (64.) byte increments. Segments can grow either up from their base address, or down; the latter to accomodate PDP-11 [[stack]]s, which typical ...re-starting instructions which cause a fault laborious (the fault-handling code has to decipher the instruction and effectively simulate its operation, to9 KB (1,311 words) - 18:10, 2 July 2023
- ...sociative memories) is installed, it functions in much the same way as the base cache, except that since it does not hold any registers, its role is nowher ...input circuitry) don't form a straight binary counter, but rather a [[Gray code]] counter. So, a sequence of XSHL pulses will generate the following major31 KB (4,983 words) - 18:22, 2 July 2023
- ...choices for [[floating point]] support (full [[FP11 floating point]]): the base DCJ11 [[integrated circuit|chip]], which implements floating point using [[ ==Code in PARs==3 KB (457 words) - 14:32, 21 February 2023
- ...he machine is not using a 1:1 correspondence between the addresses used by code running in the [[Central Processing Unit|CPU]], and the actual addresses of ...management]] [[hardware]] provides mapping of memory addresses emitting by code belonging to a [[user]]/[[process]], to protect both the OS itself, and oth963 bytes (147 words) - 21:35, 15 December 2018
- /O2 maximize speed /Os favor code space /Oa assume no aliasing /Ot favor code speed6 KB (766 words) - 02:02, 17 December 2018
- /O2 maximize speed /Os favor code space /Oa assume no aliasing /Ot favor code speed7 KB (835 words) - 02:03, 17 December 2018
- /O2 maximize speed /Os favor code space /Oa assume no aliasing /Ot favor code speed7 KB (913 words) - 02:04, 17 December 2018
- | memory mgmt = single base and bounds register pair ...effectively the first model of the [[PDP-10]]; they are (mostly) [[object code]] compatible. It was built out of [[System Module]]s, [[DEC]]'s predecessor3 KB (510 words) - 07:28, 6 September 2023
- *Generating NORD-50 executable [[machine code]] via NORD-50 [[assembler]] or [[FORTRAN]] [[compiler]]. ...vate memory and also static high-speed, private memory for frequently used code and data.3 KB (496 words) - 03:51, 20 October 2018
- Formally, '''binary''' refers to the base-2 number system, which is used at the hardware level of essentially all com Informally, it is a short slang term for [[object code]], the low-level form of a computer program which the hardware in the [[Cen407 bytes (64 words) - 18:23, 16 December 2018
- ...ic [[object code]]. Rather than being in [[binary]] (expressed in whatever base), it instead uses mnemonics to indicate the [[instruction]]s (e.g. 'ADD'), ...am called an '''assembler''' converts the [[source code]] to binary object code. Assemblers usually also provide for symbolic labels for the locations at w1 KB (167 words) - 00:30, 20 June 2023
- ...ic [[object code]]. Rather than being in [[binary]] (expressed in whatever base), they instead uses mnemonics to indicate the instructions. * [[interpreter]]s read the [[source code]] and perform the actions indicated therein directly.2 KB (249 words) - 18:40, 20 June 2023
- | Relocation || 16 || Base address on UNIBUS ...the Rubin interface. (This table was compiled from various sources: source code for STUFF, IOELEV, etc.)3 KB (402 words) - 17:01, 22 March 2024
- ...rating modes for the [[CPU]], "user" and "monitor" (or "executive") to the base "normal" mode (in which the machine operated ''almost'' exactly as a normal time-sharing at the [[object code]] level.4 KB (603 words) - 14:51, 11 June 2023
- This code was produced by Jon Elson, ca. 1985; it was used to make some tweaks to the ...ginal which came with the Term-Mite was likely used as a guide through the code in this process.24 KB (5,539 words) - 03:05, 27 December 2018
- ...gh sites whose machine lacked a [[magnetic tape drive]] often modified the code to dump to a [[disk]] partition). This can be done either after the [[kerne ...[[trap]]s and [[interrupt]]s come in through basically the same code, the base of the kernel stack will have the same format:4 KB (719 words) - 12:07, 2 July 2022
- ...]. It can run "real" AT&T UNIX System V Release 3 on the simulator. Source code is also avaialable (but may be a subject to copyright). * [https://loomcom.com/3b2/source_code_provision.html AT&T Source Code Provision Install] for 3B25 KB (717 words) - 19:34, 21 October 2023
- ...nd 16MB of RAM for the VAX, respectively, complete with [[error-correcting code|ECC]]. ...s, which seem to specify whether or not a bank is present, as well as what base address it resides at. It may perform other functions, but it does not seem42 KB (5,491 words) - 12:55, 7 May 2024
- | style="padding: 0 1em 0;" | Graphic Base module [[#ref_3|[3]]] | style="padding: 0 1em 0;" | (KDM70 H/W, KCM code)51 KB (6,185 words) - 15:20, 15 January 2024
- The base unit included a [[CPU|Central Processing Unit]], a small amount of [[main m ...rithmetic logic unit|ALU]]. [[Instruction]]s all have an 8-bit [[operation code]], and an optional single byte of immediate data, or two bytes of [[address5 KB (814 words) - 20:05, 4 June 2023
- The [[source code]] of the original PDP-11 MERT sadly seems to have been lost; it was later r ...BSTJ/vol62-1983/articles/bstj62-1-171.pdf The 3B20D Processor & DMERT As a Base for Telecommunications Operations] (The Bell System Technical Journal, Jan5 KB (736 words) - 21:56, 29 September 2022
- INVCOD, invalid line device code received INVERRCOD, invalid error code28 KB (3,686 words) - 19:40, 16 November 2023
- Loading boot code from internal ka630.bin 9 ULTSCCS020 Source Code Control System73 KB (9,059 words) - 20:56, 22 May 2023
- Copying Base System (ULTBASE030) from tape Verifying Base System (ULTBASE030)80 KB (9,795 words) - 09:39, 10 July 2022
- * Utilizes an [[Error Correction Code]] (ECC) to detect and correct up to 8 independent error bursts, each up to * Appends an [[Error Detection Code]] (EDC) to the data that travels to the disk. As the data is read, the HSC59 KB (1,370 words) - 23:47, 28 December 2023
- ...grity feature of SDI drives is the 170 bit Reed-Solomon [[error-correcting code|ECC]]. This ECC has a correction capability of up to 8 10-bit error bursts The [[address]]es given assume the standard base address (0172150); if this is changed, so will the addresses.6 KB (888 words) - 10:56, 31 August 2023
- ...gment-addressed PC); a Descriptor Base Register (below); and eight Address Base Registers (likewise). The Descriptor Base Register (DBR) [[pointer|points]] to the 'descriptor segment', which is an4 KB (588 words) - 18:00, 12 January 2024
- By 1983 Donald had left the University, bequeathing the code to Dan. ...tionally informing yourself ("Get ship information": <code>'''IN''' <RET></code>),64 KB (10,642 words) - 19:18, 1 February 2024
- and cursor positioning. The source code is set up to drive should be straight-forward as the code is commented on where to35 KB (3,454 words) - 19:15, 1 February 2024
- ...| a | l |----------------------------------------------------| SIZE | CODE | NUMBER | REV | ...| a | l |----------------------------------------------------| SIZE | CODE | NUMBER | REV |233 KB (10,381 words) - 20:20, 22 May 2023
- .... ITS itself has existed since 1966 and began life on the [[PDP-6]] as a [[base and bounds|protect and relocate]] oriented system. The development of pagin ...le pointer (user or executive)). The hardware computes an offset from this base address which is a function of the virtual page number being referenced. Th23 KB (3,961 words) - 17:58, 5 January 2024
- [[DEC]] used a 3-character code to uniquely designate its software products. The code was called '''UPI''' (Unique Product Identifier).15 KB (1,675 words) - 09:17, 25 June 2023
- ...] at the [[Institute for Avanced Study]] (IAS) at Princeton (von Neumann's base institution at the time). This machine became his focus after his involveme [[Instruction]]s were 20 bits long, and contained a 10-bit [[operation code|opcode]] and a 10-bit [[address]]. <!-- There were 16 instruction classes,16 KB (2,475 words) - 07:10, 10 April 2024
