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Add missing break.
Signed-off-by: Paul Brook <paul@codesourcery.com>
ARM atomic ops rewrite
Implement ARMv6 atomic ops (ldrex/strex) using the same trick as PPC.
target-mips: rename CP0_LLAddr into lladdr
The variable CP0_LLAddr represent the full lladdr, not the actualregister value, which is only part of this value and depends on theCPU.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
user: move CPU reset call to main.c for x86/PPC/Sparc
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Revert "Get rid of _t suffix"
In the very least, a change like this requires discussion on the list.
The naming convention is goofy and it causes a massive merge problem. Somethinglike this must be presented on the list first so people can provide input...
Get rid of _t suffix
Some not so obvious bits, slirp and Xen were left alone for the timebeing.
Signed-off-by: malc <av1474@comtv.ru>
Revert "Fix Sparc/Linux host breakage by df70204db53e3611af986f434e74a882bce190ca"
This reverts commit 91b40c5be84a478e98c0416325844a7f66d0efae.
Fix Sparc/Linux host breakage by df70204db53e3611af986f434e74a882bce190ca
While i386, x86_64 and Sparc64/OpenBSD still worked afterdf70204db53e3611af986f434e74a882bce190ca, Sparc32 and Sparc64 Linux hostsbroke.
Partially revert the commit: make the restored code conditional to...
Fix text relocations in linux-user targets
There is a link hack in linux-user which produces an executable thatlooks like PIE, but always has text relocations since all object filesisn't position-independent (compiled without -fpic/-fpie). Dynamic loader...
Replace local ADDRX/PADDRX macros with TARGET_FMT_lx/plx
Sparc64: replace tsptr with helper routine
tl and tsptr of members sparc64 cpu state must be changedsimultaneously to keep trap state window in sync with currenttrap level. Currently translation of store to tl does not changetsptr, which leads to corrupt trap state on corresponding...
linux-user: handle POWERPC_EXCP_STCX
We handle conditional stores as an exception so we can ensure that noother thread is changing memory out from underneath us.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>Signed-off-by: malc <av1474@comtv.ru>
rename USE_NPTL to CONFIG_USE_NPTL
Signed-off-by: Juan Quintela <quintela@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Userspace guest address offsetting
Re-implement GUEST_BASE support.Offset guest ddress space by default if the guest binary containsregions below the host mmap_min_addr.Implement support for i386, x86-64 and arm hosts.
Signed-off-by: Riku Voipio <riku.voipio@iki.fi>...
Update to a hopefully more future proof FSF address
Avoid SIGSEGV when dumping cpu state without enabled logging
consolidate user cpu_{in, out}[bwl] into ioport-user.c
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Merge commit 'linux-user/linux-user-for-upstream' into tmp-staging
MIPS atomic instructions
Implement MIPS ll/sc instructions using atomic compare+exchange.
Fix MIPS sys_clone
The clone syscall takes 6 args.
linux-user: increment MAX_ARG_PAGES
There's a error When doing something like that :find / -type f -print0 | xargs -0 echo
[ done in a arm chroot with qemu-arm and linux binfmt stuff or withfind / -type f -print0 | qemu-arm -L <path> <path>/usr/bin/xargs -0...
linux-user: implemented ELF coredump support for ARM target
When target process is killed with signal (such signal thatshould dump core) a coredump file is created. This file issimilar than coredump generated by Linux (there are few exceptionsthough)....
microblaze: linux-user support.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
linux-user: ppc signal handling
Implement setup_{,rt_}frame and do_{,rt_}sigreturn for PPC 32-bit. Usethe same TARGET_QEMU_ESIGRETURN hack as for MIPS to avoid clobberingregister state on a sigreturn.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>...
Replace gcc variadic macro extension with C99 version
MIPS signal handling fixes.
Also fixes a register corruption bug in do_sigreturn. When "returning" from sigreturn we are actually restoring the virtual cpu state from thesignal frame. This is actually surprisingly hard to observe in practice.
Typically an thread be blocked in a FUTEX_WAIT call when the signal arrives,...
MIPS: Raise SIGSEGV, not SIGILL when an access faults.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7193 c046a42c-6fe2-441c-8c8c-71466251a162
linux-user: add support for passing contents of argv0
Added switch -0 (zero) which can be used to pass argv0 totarget process. The main use is for a binfmt_misc wrapper whenthe "P - preserve-argv0" setting is used.
From: Mika Westerberg
Enable generic accepts-anything cpu by default for usermode emulation.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7051 c046a42c-6fe2-441c-8c8c-71466251a162
Add --with-pkgversion.Allows distributors to identify their builds without needing to hack thesources.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7036 c046a42c-6fe2-441c-8c8c-71466251a162
Add new command line option -singlestep for tcg single stepping.
This replaces a compile time option for some targets and addsthis feature to targets which did not have a compile time option.
Add monitor command to enable or disable single step mode.
Modify monitor command "info status" to display single step mode....
Use a dedicated function to request exit from execution loop
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6762 c046a42c-6fe2-441c-8c8c-71466251a162
The _exit syscall is used for both thread termination in NPTL applications,and process termination in legacy applications. Try to guess which we wantbased on the presence of multiple threads.
Also implement locking when modifying the CPU list.
Signed-off-by: Paul Brook <paul@codesourcery.com>...
Flush stdout after printing usage()
Fixes qemu-arm|grep cpu - with _exit() getting output from qemu --helpis a bit random. Since no atexit() handlers are registered for user modeemulation, just use exit() instead.
Fix crash caused by missing command line arguments
Signed-off-by: Stefan Weil <weil@mail.berlios.de>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6580 c046a42c-6fe2-441c-8c8c-71466251a162
linux-user: identify running binary in /proc/self/exe
Some applications like to test /proc/self/exe to findout who they are. Fake the result of readlink() forthem. Use realpath() to return full path to binary(which the links /proc/self/exe are)
linux-user: Add generic env variable handling
Adds support for qemu to modify target process environmentvariables using -E and -U commandline switches. This replaceseventually the -drop-ld-preload flag.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>...
Fix user emulator breakage, based on patch by Riku Voipio
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6371 c046a42c-6fe2-441c-8c8c-71466251a162
Convert references to logfile/loglevel to use qemu_log*() macros
This is a large patch that changes all occurrences of logfile/loglevelglobal variables to use the new qemu_log*() macros.
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
Get rid of user_mode_only
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6305 c046a42c-6fe2-441c-8c8c-71466251a162
Fix more FSF addresses
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6192 c046a42c-6fe2-441c-8c8c-71466251a162
User-mode GDB stub improvements - handle fork
Close gdbserver in child processes, so that only one stub tries to talkto GDB at a time. Updated from an earlier patch by Paul Brook.
Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>...
Introduce and use cache-utils.[ch]
Thanks to Segher Boessenkool and Holis Blanchard.
AIX and Darwin cache inquiry:http://gcc.gnu.org/ml/gcc-patches/2007-08/msg00388.html
Auxiliary vectors:http://manugarg.googlepages.com/aboutelfauxiliaryvectors
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5973 c046a42c-6fe2-441c-8c8c-71466251a162
x86: Debug register emulation (Jan Kiszka)
Built on top of previously enhanced breakpoint/watchpoint support, thispatch adds full debug register emulation for the x86 architecture.
Many corner cases were considered, and the result was successfullytested inside a Linux guest with gdb, but I won't be surprised if one...
ppc-linux-user: handle EXCP_DEBUG
Replace POWERPC_EXCP_DEBUG by EXCP_DEBUG as the former can not happen inuser mode emulation, while the later can happen and should be handled.
Noticed by Andrew Stubbs.
use target_mmap() to allocate idt, gdt and ldt (Kirill A. Shutemov).
env->*dt.base should fit target address space, so we should usetarget_mmap to allocate them.
Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5666 c046a42c-6fe2-441c-8c8c-71466251a162
Fix undeclared symbol warnings from sparse
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5539 c046a42c-6fe2-441c-8c8c-71466251a162
CRIS: linux-user ERP compensation not needed anymore.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5449 c046a42c-6fe2-441c-8c8c-71466251a162
Make CPULogItem tables const
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5397 c046a42c-6fe2-441c-8c8c-71466251a162
qemu sh4 nptl support
(Michael Trimarchi)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5223 c046a42c-6fe2-441c-8c8c-71466251a162
alpha: only print debug information to the log file
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5181 c046a42c-6fe2-441c-8c8c-71466251a162
Fix most warnings that would be caused by gcc flag -Wundef
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5173 c046a42c-6fe2-441c-8c8c-71466251a162
Fix some warnings that would be generated by gcc -Wredundant-decls
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5115 c046a42c-6fe2-441c-8c8c-71466251a162
Add correct stack bias if a 64 bit stack is used
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5113 c046a42c-6fe2-441c-8c8c-71466251a162
Fix Sparc64 window handling problems detected by Vince Weaver
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5091 c046a42c-6fe2-441c-8c8c-71466251a162
Fix tswap size
p in this case is uint32_t *
e1/e2 are unsigned ints initialized from arithmetics performed onunsigned longs
The mistake was, probably, never noticed due to the absence of anybig endian linux-user host. The types e1/e2 and p begs the quesiton...
Fix some warnings that would be generated by gcc -Wmissing-prototypes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5022 c046a42c-6fe2-441c-8c8c-71466251a162
Unswap qemu-arm data and prefetch abort addresses (Laurent Desnogues).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4967 c046a42c-6fe2-441c-8c8c-71466251a162
More efficient target register / TC accesses.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4794 c046a42c-6fe2-441c-8c8c-71466251a162
Fix Sparc32plus & Sparc64 debug output
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4743 c046a42c-6fe2-441c-8c8c-71466251a162
Use qemu_mallocz to allocate new thread state. Remove redundant memset.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4712 c046a42c-6fe2-441c-8c8c-71466251a162
Multithreaded locking fixes.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4692 c046a42c-6fe2-441c-8c8c-71466251a162
Allow NWINDOWS selection (CPU feature with model specific defaults)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4690 c046a42c-6fe2-441c-8c8c-71466251a162
Make signal queues per thread.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4635 c046a42c-6fe2-441c-8c8c-71466251a162
Implement ARM magic kernel page and TLS register.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4610 c046a42c-6fe2-441c-8c8c-71466251a162
variable dynamic translation buffer size
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4600 c046a42c-6fe2-441c-8c8c-71466251a162
CRIS: Use $eda to instead of debug1 (removed) for fault addr.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4595 c046a42c-6fe2-441c-8c8c-71466251a162
2.6 kernels make int 5 a trap gate
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4437 c046a42c-6fe2-441c-8c8c-71466251a162
Remove osdep.c/qemu-img code duplication
(Kevin Wolf)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4191 c046a42c-6fe2-441c-8c8c-71466251a162
Implement ARM floating point exception emulation
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4166 c046a42c-6fe2-441c-8c8c-71466251a162
Revert accidental commit.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4112 c046a42c-6fe2-441c-8c8c-71466251a162
Remove fixed length commandline buffers.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4111 c046a42c-6fe2-441c-8c8c-71466251a162
m68k mmap2 fixes.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4106 c046a42c-6fe2-441c-8c8c-71466251a162
Convert Sparc64 trap state ops to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4018 c046a42c-6fe2-441c-8c8c-71466251a162
First try at supporting ordinary signals for CRIS linux-user guests.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3999 c046a42c-6fe2-441c-8c8c-71466251a162
Make MIPS MT implementation more cache friendly.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3981 c046a42c-6fe2-441c-8c8c-71466251a162
Fix section switching buglet, by Edgar E. Iglesias.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3899 c046a42c-6fe2-441c-8c8c-71466251a162
copyright update
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3893 c046a42c-6fe2-441c-8c8c-71466251a162
QEMU_STRACE documentation bit by Thayne Harbaugh.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3822 c046a42c-6fe2-441c-8c8c-71466251a162
SH4: Signal handling for the user space emulator, by Magnus Damm.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3764 c046a42c-6fe2-441c-8c8c-71466251a162
SH4 Fix missing 6th arg of syscall, by "takasi-y".
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3711 c046a42c-6fe2-441c-8c8c-71466251a162
Always make all PowerPC exception definitions visible.Always make the hypervisor timers available.Remove all TARGET_PPC64H checks, keeping a few if (0) tests for casesthat cannot be properly handled with the current PowerPC CPU definition.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3656 c046a42c-6fe2-441c-8c8c-71466251a162
suppressed tgetx and tputx (initial patch by Thayne Harbaugh)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3653 c046a42c-6fe2-441c-8c8c-71466251a162
force correct ppc64 cpu
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3651 c046a42c-6fe2-441c-8c8c-71466251a162
x86_64 fixes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3650 c046a42c-6fe2-441c-8c8c-71466251a162
x86_64 linux user emulation
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3646 c046a42c-6fe2-441c-8c8c-71466251a162
i386 TLS support
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3644 c046a42c-6fe2-441c-8c8c-71466251a162
Allow use of SPE extension by all PowerPC targets, adding gprh registers to store GPR MSBs when GPRs are 32 bits.Remove not-needed-anymore ppcemb-linux-user target.Keep ppcemb-softmmu target, which provides 1kB pages support and 36 bits physical address space....
sparc64_[get|set]_context are not meaningful in abi32 mode
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3606 c046a42c-6fe2-441c-8c8c-71466251a162
printf format fixes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3595 c046a42c-6fe2-441c-8c8c-71466251a162
-strace option
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3587 c046a42c-6fe2-441c-8c8c-71466251a162
added cpu_model parameter to cpu_init()
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3562 c046a42c-6fe2-441c-8c8c-71466251a162
Clean out the N32 macros from target-mips, and introduce MIPS ABI specificdefines for linux-user.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3556 c046a42c-6fe2-441c-8c8c-71466251a162
removed obsolete x86 code copy support
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3551 c046a42c-6fe2-441c-8c8c-71466251a162
removed unused code
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3549 c046a42c-6fe2-441c-8c8c-71466251a162
added -cpu option for x86 - fixed glibc hack in case the global variables are moved
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3548 c046a42c-6fe2-441c-8c8c-71466251a162
Fix incorrect PowerPC instruction fetch exception dump.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3517 c046a42c-6fe2-441c-8c8c-71466251a162
Strace for userland emulation, by Stuart Anderson and Thayne Harbaugh.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3502 c046a42c-6fe2-441c-8c8c-71466251a162
Fix PowerPC FPSCR update and floating-point exception generation in most useful cases.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3458 c046a42c-6fe2-441c-8c8c-71466251a162
PowerPC user-mode fix: MSR is now entirelly set-up in the cpu_reset routine.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3457 c046a42c-6fe2-441c-8c8c-71466251a162