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| -rw-r--r-- | qemu-doc.texi | 79 |
1 files changed, 60 insertions, 19 deletions
diff --git a/qemu-doc.texi b/qemu-doc.texi index 4122797..244781e 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -22,9 +22,9 @@ QEMU has two operating modes: @item Full system emulation. In this mode, QEMU emulates a full system (for -example a PC), including a processor and various peripherals. It can -be used to launch different Operating Systems without rebooting the -PC or to debug system code. +example a PC), including one or several processors and various +peripherals. It can be used to launch different Operating Systems +without rebooting the PC or to debug system code. @item User mode emulation (Linux host only). In this mode, QEMU can launch @@ -40,15 +40,17 @@ performance. For system emulation, the following hardware targets are supported: @itemize @item PC (x86 or x86_64 processor) +@item ISA PC (old style PC without PCI bus) @item PREP (PowerPC processor) @item G3 BW PowerMac (PowerPC processor) @item Mac99 PowerMac (PowerPC processor, in progress) @item Sun4m (32-bit Sparc processor) @item Sun4u (64-bit Sparc processor, in progress) -@item Malta board (32-bit MIPS processor, in progress) +@item Malta board (32-bit MIPS processor) +@item ARM Integrator/CP (ARM1026E processor) @end itemize -For user emulation, x86, PowerPC, ARM, and Sparc32/64 CPUs are supported. +For user emulation, x86, PowerPC, ARM, MIPS, and Sparc32/64 CPUs are supported. @chapter Installation @@ -69,14 +71,14 @@ Download the experimental binary installer at Download the experimental binary installer at @url{http://www.freeoszoo.org/download.php}. -@chapter QEMU PC System emulator invocation +@chapter QEMU PC System emulator @section Introduction @c man begin DESCRIPTION -The QEMU System emulator simulates the -following PC peripherals: +The QEMU PC System emulator simulates the +following peripherals: @itemize @minus @item @@ -104,6 +106,8 @@ Adlib(OPL2) - Yamaha YM3812 compatible chip PCI UHCI USB controller and a virtual USB hub. @end itemize +SMP is supported with up to 255 CPUs. + Note that adlib is only available when QEMU was configured with -enable-adlib @@ -169,6 +173,10 @@ the write back by pressing @key{C-a s} (@xref{disk_images}). @item -m megs Set virtual RAM size to @var{megs} megabytes. Default is 128 MB. +@item -smp n +Simulate an SMP system with @var{n} CPUs. On the PC target, up to 255 +CPUs are supported. + @item -nographic Normally, QEMU uses SDL to display the VGA output. With this option, @@ -1212,7 +1220,13 @@ it takes host CPU cycles even when idle. You can install the utility from @url{http://www.vmware.com/software/dosidle210.zip} to solve this problem. -@chapter QEMU PowerPC System emulator invocation +@chapter QEMU System emulator for non PC targets + +QEMU is a generic emulator and it emulates many non PC +machines. Most of the options are similar to the PC emulator. The +differences are mentionned in the following sections. + +@section QEMU PowerPC System emulator Use the executable @file{qemu-system-ppc} to simulate a complete PREP or PowerMac PowerPC system. @@ -1256,10 +1270,7 @@ PC compatible keyboard and mouse. @end itemize QEMU uses the Open Hack'Ware Open Firmware Compatible BIOS available at -@url{http://site.voila.fr/jmayer/OpenHackWare/index.htm}. - -You can read the qemu PC system emulation chapter to have more -informations about QEMU usage. +@url{http://perso.magic.fr/l_indien/OpenHackWare/index.htm}. @c man begin OPTIONS @@ -1277,9 +1288,9 @@ Set the initial VGA graphic mode. The default is 800x600x15. More information is available at -@url{http://jocelyn.mayer.free.fr/qemu-ppc/}. +@url{http://perso.magic.fr/l_indien/qemu-ppc/}. -@chapter Sparc32 System emulator invocation +@section Sparc32 System emulator invocation Use the executable @file{qemu-system-sparc} to simulate a JavaStation (sun4m architecture). The emulation is somewhat complete. @@ -1328,7 +1339,7 @@ Set the initial TCX graphic mode. The default is 1024x768. @c man end -@chapter Sparc64 System emulator invocation +@section Sparc64 System emulator invocation Use the executable @file{qemu-system-sparc64} to simulate a Sun4u machine. The emulator is not usable for anything yet. @@ -1346,12 +1357,42 @@ Non Volatile RAM M48T59 PC-compatible serial ports @end itemize -@chapter MIPS System emulator invocation +@section MIPS System emulator invocation Use the executable @file{qemu-system-mips} to simulate a MIPS machine. -The emulator begins to launch a Linux kernel. +The emulator is able to boot a Linux kernel and to run a Linux Debian +installation from NFS. The following devices are emulated: + +@itemize @minus +@item +MIPS R4K CPU +@item +PC style serial port +@item +NE2000 network card +@end itemize + +More information is available in the QEMU mailing-list archive. + +@section ARM System emulator invocation + +Use the executable @file{qemu-system-arm} to simulate a ARM +machine. The ARM Integrator/CP board is emulated with the following +devices: + +@itemize @minus +@item +ARM1026E CPU +@item +Two PL011 UARTs +@item +SMC 91c111 Ethernet adapter +@end itemize + +A Linux 2.6 test image is available on the QEMU web site. More +information is available in the QEMU mailing-list archive. -@chapter QEMU User space emulator invocation +@chapter QEMU Linux User space emulator @section Quick Start |