diff options
Diffstat (limited to 'nl/hardware/supported/sparc.xml')
| -rw-r--r-- | nl/hardware/supported/sparc.xml | 120 |
1 files changed, 61 insertions, 59 deletions
diff --git a/nl/hardware/supported/sparc.xml b/nl/hardware/supported/sparc.xml index d00c6b252..754a221a4 100644 --- a/nl/hardware/supported/sparc.xml +++ b/nl/hardware/supported/sparc.xml @@ -1,82 +1,84 @@ <!-- retain these comments for translator revision tracking --> -<!-- original version: 28997 untranslated --> +<!-- original version: 43528 untranslated --> - - <sect2 arch="sparc" id="sparc-cpus"><title>CPU, Main Boards, and Video Support</title> + <sect2 arch="sparc" id="sparc-cpus"> + <title>CPU and Main Boards Support</title> <para> -Currently the <emphasis>&architecture;</emphasis> port supports -several types of Sparc systems. The most common identifiers for Sparc -systems are sun4, sun4c, sun4m, sun4d and sun4u. Currently we do not -support very old sun4 hardware. However, the other systems are -supported. Sun4d has been tested the least of these, so expect -possible problems with regard to the kernel stability. Sun4c and -Sun4m, the most common of the older Sparc hardware, includes such -systems as SparcStation 1, 1+, IPC, IPX and the SparcStation LX, 5, -10, and 20, respectively. The UltraSPARC class systems fall under the -sun4u identifier, and are supported using the sun4u set of install -images. Some systems that fall under these supported identifiers are -known to not be supported. Known unsupported systems are the AP1000 -multicomputer and the Tadpole Sparcbook 1. See the -<ulink url="&url-sparc-linux-faq;">Linux for SPARCProcessors FAQ</ulink> -for complete information. +Sparc-based hardware is divided into a number of different subarchitectures, +identified by one of the following names: sun4, sun4c, sun4d, sun4m, sun4u +or sun4v. The following list describes what machines they include and what +level of support may be expected for each of them. </para> - <sect3><title>Memory Configuration</title> -<para> +<variablelist> +<varlistentry> +<term>sun4, sun4c, sun4d</term> -Some older Sun workstations, notably the Sun IPX and Sun IPC have -memory banks located at fixed locations in physical memory. Thus if -the banks are not filled gaps will exist in the physical memory space. -The Linux installation requires a contiguous memory block into which -to load the kernel and the initial RAMdisk. If this is not available a -<quote>Data Access Exception</quote> will result. +<listitem><para> -</para><para> +These subarchitectures include some very old 32-bit machines, which are +no longer supported. For a complete list please consult the +<ulink url="http://en.wikipedia.org/wiki/SPARCstation">Wikipedia +SPARCstation page</ulink>. + +</para></listitem> +</varlistentry> -Thus you must configure the memory so that the lowest memory block is -contiguous for at least 8Mb. In the IPX and IPC cited above, memory banks -are mapped in at 16Mb boundaries. In effect this means that you must have -a sufficiently large SIMM in bank zero to hold the kernel and RAMdisk. -In this case 4Mb is <emphasis>not</emphasis> sufficient. +<varlistentry> +<term>sun4m</term> + +<listitem><para> + +sun4m is the only 32-bit subarchitecture (sparc32) that is currently +supported. The most popular machines belonging to this class are +Sparcstation 4, 5, 10 and 20. </para><para> -Example: -In a Sun IPX you have a 16Mb SIMM and a 4Mb SIMM. There are four -SIMM banks (0,1,2,3). [Bank zero is that furthest away from the SBUS -connectors]. You must therefore install the 16Mb SIMM in bank 0; it is -then recommended to install the 4Mb SIMM in bank 2. +Note that symmetric multiprocessing (SMP) — the ability to run +processes on multiple processors — is not supported on this hardware, +due to stability problems with such configurations. The available +uniprocessor (UP) sparc32 kernel will boot fine on multiprocessor +machines, although it will activate and use only the first CPU. -</para> - </sect3> +</para></listitem> +</varlistentry> - <sect3><title>Graphics Configuration</title> -<para> +<varlistentry> +<term>sun4u</term> -Especially in the case of older Sun workstations, it is very common -for there to be an onboard framebuffer which has been superseded (for -example the bwtwo on a sun IPC), and an SBUS card containing a later -probably accelerated buffer is then plugged in to an SBUS slot. -Under Solaris/SunOS this causes no problems because both cards are -initialized. +<listitem><para> -</para><para> +This subarchitecture includes all 64-bit machines (sparc64) based on +the UltraSparc processor and its clones. Most of the machines are well +supported, even though for some you may experience problems booting from +CD due to firmware or bootloader bugs (this problem may be worked around +by using netbooting). Use the sparc64 or sparc64-smp kernel in UP and SMP +configurations respectively. -However with Linux this can cause a problem, in that the boot PROM -monitor may display its output on this additional card; however the -linux kernel boot messages may then be directed to the original on -board framebuffer, leaving <emphasis>no</emphasis> error messages on -the screen, with the machine apparently stuck loading the RAMdisk. +</para></listitem> +</varlistentry> -</para><para> +<varlistentry> +<term>sun4v</term> + +<listitem><para> + +This is the newest addition to the Sparc family, which includes machines +based on the Niagara multi-core CPUs. At the moment such CPUs are only +available in T1000 and T2000 servers by Sun, and are well supported. Use +the sparc64-smp kernel. + +</para></listitem> +</varlistentry> +</variablelist> + +<para> -To avoid this problem, connect the monitor (if required) to the video -card in the lowest numbered SBUS slot (on motherboard card counts -as below external slots). Alternatively it is possible to use a serial -console. +Note that Fujitsu's SPARC64 CPUs used in PRIMEPOWER family of servers are not +supported due to lack of support in the Linux kernel. </para> - </sect3> </sect2> |