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2011-03-31lm32: use lookup table for opcodesMichael Walle2-140/+18
Instead of a for loop use a faster lookup table. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
2011-03-31lm32: rename raise opcode to scallMichael Walle2-3/+3
To be consistent with the new reference manual. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
2011-03-29add a service to reap zombies, use it in SLIRPPaolo Bonzini4-10/+69
SLIRP -smb support wants to fork a process and forget about reaping it. To please it, add a generic service to register a process id and let QEMU reap it. In the future it could be enhanced to pass a status, but this would be unused. With this in place, the SIGCHLD signal handler would not stomp on pclose anymore. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-29extract I/O handler lists to iohandler.cPaolo Bonzini4-102/+138
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-28vhost: fix dirty page handlingMichael S. Tsirkin1-1/+3
vhost was passing a physical address to cpu_physical_memory_set_dirty, which is wrong: we need to translate to ram address first. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Note: this lead to crashes during migration, so the patch is needed on the stable branch too.
2011-03-28virtio-serial: don't crash on invalid inputMichael S. Tsirkin1-0/+3
Fix crash on invalid input in virtio-serial. Discovered by code review, untested. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-03-28e1000: check buffer availabilityMichael S. Tsirkin1-8/+8
Reduce spurious packet drops on RX ring empty by verifying that we have at least 1 buffer ahead of the time. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-03-28virtio-pci: fix bus master work around on loadMichael S. Tsirkin2-7/+7
Commit c81131db15dd1844d0db1d51f3cd7a105cfd2cf3 detects old guests by comparing virtio and PCI status. It attempts to do this on load, as well, but load_config callback in a binding is invoked too early and so the virtio status isn't set yet. We could add yet another callback to the binding, to invoke after load, but it seems easier to reuse the existing vmstate callback. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Cc: Alexander Graf <agraf@suse.de>
2011-03-28pci: use uint8_t for devfn_minIsaku Yamahata3-7/+7
use uint8_t for devfn_min instead of int. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-03-28pci: use PCI_DEVFN in pci_get_bus_devfn()Isaku Yamahata1-1/+1
Replace hardcoded logic by a common macro. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-03-28pci: use devfn for pci_find_device() instead of (slot, fn) pairIsaku Yamahata5-8/+8
(slot, fn) pair is somewhat confusing because of ARI. So use devfn for pci_find_device() instead of (slot, fn). Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-03-28pci: replace the magic, 256, for the maximum of devfnIsaku Yamahata2-1/+2
Introduce symbol PCI_SLOT_MAX for the # of slots, and replace the magic, 256. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2011-03-26report that QEMU process was killed by a signalGleb Natapov3-4/+25
Currently when rogue script kills QEMU process (using TERM/INT/HUP signal) it looks indistinguishable from system shutdown. Lets report that QEMU was killed and leave some clues about the killer identity. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
2011-03-26rtl8139: add vlan tag insertionBenjamin Poirier1-15/+60
Add support to the emulated hardware to insert vlan tags in packets going from the guest to the network. Signed-off-by: Benjamin Poirier <benjamin.poirier@gmail.com> Cc: Igor V. Kovalenko <igor.v.kovalenko@gmail.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Blue Swirl <blauwirbel@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
2011-03-26rtl8139: add vlan tag extractionBenjamin Poirier1-14/+52
Add support to the emulated hardware to extract vlan tags in packets going from the network to the guest. Signed-off-by: Benjamin Poirier <benjamin.poirier@gmail.com> Cc: Igor V. Kovalenko <igor.v.kovalenko@gmail.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Blue Swirl <blauwirbel@gmail.com> -- AFAIK, extraction is optional to get vlans working. The driver requests rx detagging but should not assume that it was done. Under Linux, the mac layer will catch the vlan ethertype. I only added this part for completeness (to emulate the hardware more truthfully...) Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
2011-03-26rtl8139: cleanup FCS calculationBenjamin Poirier1-17/+3
clean out ifdef's around ethernet checksum calculation Signed-off-by: Benjamin Poirier <benjamin.poirier@gmail.com> Acked-by: Igor V. Kovalenko <igor.v.kovalenko@gmail.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Blue Swirl <blauwirbel@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
2011-03-25severe memory leak caused by broken palette_destroy() functionUlrich Obergfell1-3/+1
The following commit breaks the code of the function palette_destroy(). http://git.kernel.org/?p=virt/kvm/qemu-kvm.git;a=commit;h=e31e3694afef58ba191cbcc6875ec243e5971268 The broken code causes a severe memory leak of 'VncPalette' structures because it never frees anything: 70 void palette_destroy(VncPalette *palette) 71 { 72 if (palette == NULL) { 73 qemu_free(palette); 74 } 75 } Version 2 of the patch calls qemu_free() unconditionally. Signed-off-by: Ulrich Obergfell <uobergfe@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-25vl.c: Fix compilation failure if CONFIG_SDL isn't definedPeter Maydell1-6/+7
Fix a compilation failure if CONFIG_SDL isn't defined (gcc complained that the label 'invalid_display' wasn't used). Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-24Merge remote branch 'amit/for-anthony' into stagingAnthony Liguori8-27/+52
2011-03-24tcg/arm: Support host code being compiled for ThumbPeter Maydell1-9/+26
Although the TCG generated code is always in ARM mode, it is possible that the host code was compiled by gcc in Thumb mode (this is often the default for Linux distributions targeting ARM v7 only). Handle this by using BLX imm when doing a call from ARM into Thumb mode. Since BLX imm is not a conditionalisable instruction, we make tcg_out_call() no longer take a condition code; we were only ever using it with COND_AL anyway. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
2011-03-22Revert "x86: Save/restore PAT MSR"Anthony Liguori1-2/+0
This reverts commit c995b495b9d6e60ab1e390bd398a22425d0b3c8c. From Jan Kiszka: Ouch, indeed. Moreover, CPU_SAVE_VERSION was not updated (likely the reason for the breakage). Thanks for debugging this! Anthony (or whoever), please revert this unneeded commit in qemu.git. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22vnc: fix build error from VNC_DIRTY_WORDSAnthony Liguori1-1/+1
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22fix vnc regressionWen Congyang1-2/+6
This patch fix the following regression: 1. we should use bitmap_set() and bitmap_clear() to replace vnc_set_bits(). Signed-off-by: Wen Congyang <wency@cn.fujitsu.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22qmp-commands.hx: Clean up mess of client_migrate_infoJes Sorensen1-34/+34
client_migrate_info was put into qmp-commands.hx in the middle of migrate_set_speed, between the command and it's description. In addition client_migrate_info put the description before the command itself, which is the wrong order. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22Make VNC support optionalJes Sorensen7-43/+104
Per default VNC is enabled. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22error message if user specifies curses on cmd line when curses is disabledJes Sorensen2-4/+5
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22error message if user specifies SDL cmd line option when SDL is disabledJes Sorensen2-10/+8
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22Add support for -display vncJes Sorensen2-1/+18
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22Introduce -display noneJes Sorensen3-1/+10
New option -display none. This option differs from -nographic by not trying to take control of stdio etc. but instead behaves as if a graphics display is enabled, except that it doesn't show one. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22Introduce -display argumentJes Sorensen2-0/+97
This patch introduces a -display argument which consolidates the setting of the display mode. Valid options are: sdl/curses/default Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22Consolidate DisplaySurface allocation in qemu_alloc_display()Jes Sorensen3-34/+34
This removes various code duplication from console.e and sdl.c Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-22target-arm: use make_float32() to make constant floats for VRSQRTSPeter Maydell1-6/+5
The preferred way to create a constant floating point value is to use make_float32() rather than doing a runtime int32_to_float32(). Convert the code in the VRSQRTS helper to work this way. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22target-arm: Fix VRECPS edge cases handlingPeter Maydell1-3/+8
Correct the handling of edge cases for the VRECPS instruction: * this is a Neon instruction so uses the "standard FPSCR value" * (zero, inf) is a special case which returns 2.0 Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22target-arm: Fix TCG temporary leaks for scalar VMULLPeter Maydell1-0/+2
Fix a TCG temporary leak when translating 32-bit scalar VMULL. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22target-arm: Set Q bit for overflow in SMUAD and SMLADPeter Maydell1-4/+12
SMUAD and SMLAD are supposed to set the Q bit if the addition of the two 16x16 multiply products and optional accumulator overflows considered as a signed value. However we were only doing this check for the addition of the accumulator, not when adding the products, with the effect that we were mishandling the edge case where both inputs are 0x80008000. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22target-arm: Fix GE bits for v6media signed modulo arithmeticPeter Maydell1-2/+2
Fix the signed modulo arithmetic helpers for the v6media instructions (SADD8, SSUB8, SADD16, SSUB16, SASX, SSAX) to set the GE bits correctly (based on the result of the add or subtract before it is truncated to 16 bits, not after). Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22target-arm: Fix UNDEF cases in Thumb load/storePeter Maydell1-11/+18
Decode of Thumb load/store was merging together the cases of 'bit 11==0' (reg+reg LSL imm) and 'bit 11==1' (reg+imm). This happens to work for valid instruction patterns but meant that we would not UNDEF for the cases the architecture mandates that we must. Make the decode actually look at bit 11 as well as [10..8] so that we UNDEF in the right places. This change also removes what was a spurious unreachable 'case 8', and correctly frees TCG temporaries on the illegal-insn codepaths. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22linux-user: Fix unlock_user() call in return from poll()Peter Maydell1-3/+1
Correct the broken attempt to calculate the third argument to unlock_user() in the code path which unlocked the pollfd array on return from poll() and ppoll() emulation. (This only caused a problem if unlock_user() wasn't a no-op, eg if DEBUG_REMAP is defined.) Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22vmmouse: Register vmstate via qdevJan Kiszka1-1/+1
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22vmmouse: Fix initializationJan Kiszka1-0/+1
Latest refactorings left vmmouse nonfunctional behind. Fix it by adding the required device initialization. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22vmmouse: Fix typo preventing x86-64 buildJan Kiszka1-1/+1
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22fix applesmc REV keyRené Rebe1-1/+1
Fix applesmc REV key string literal hex encoding. Signed-off-by: René Rebe <rene@exactcode.de> Acked-by: Alexander Graf <agraf@suse.de> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22enable kvm for ppc(32) on ppc64René Rebe1-0/+2
ppc64 is backward compatible, likewise. Signed-off-by: René Rebe <rene@exactcode.de> Acked-by: Alexander Graf <agraf@suse.de> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22target-ppc: add support for 6 SPE instructionsFabien Chouteau1-4/+198
Add support for 6 SPE instructions: evmra, evmwsmi{a{a}}, evmwumi{a{a}} Signed-off-by: Fabien Chouteau <chouteau@adacore.com> Reviewed-by: Nathan Froyd <froydnj@codesourcery.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22pc-bios: update linuxboot.bin and multiboot.binAurelien Jarno2-0/+0
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-22fix linuxboot.bin and multiboot.bin to not hijack int19Gleb Natapov3-15/+29
Currently linuxboot.bin and multiboot.bin option roms override int19 vector to intercept boot process. No sane option rom should do that. Provide bev entry instead that will be called by BIOS if option rom is selected for booting. Signed-off-by: Gleb Natapov <gleb@redhat.com> Acked-by: Alexander Graf <agraf@suse.de> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2011-03-21Merge remote branch 'qemu-kvm/uq/master' into stagingAnthony Liguori24-566/+618
2011-03-21seabios: update to latest gitAnthony Liguori2-0/+0
- cc97564 Add config option to permit running option roms with bad checksums. - 424f217 Add config option to disable MTRR initialization. - fb2f10d Prep version for next release. - f18b09b Update version to 0.6.2 - 20fcf9b lets pretend that RTC can be used to wakeup from S4 - 1efb10b Expand user configurable parameters in Kconfig. - 3dba4c2 Support non-local build directory - allow "make OUT=abc/" to work. - 42d9771 The vgabios build must depend on autoconf.h. - 32aa9f3 fix parallel compilation of SeaBIOS - 713be89 Start using Kconfig to configure SeaBIOS settings. - b623e7c Change kconfig to emit disabled symbols in autoconf.h. - 0da7bfd Build changes for Linux kconfig code to work in seabios dir structure. - a4c5daf Initial commit of Kconfig build tool. - 4d0c592 Minor boot fixes. - 812478e Minor comment / code layout improvement to romlayout.S. - 6fc7cf1 Fix to prevent infinite loop in build_pci_path(). - f5154e2 support T13 EDD3.0 spec - d08eb9c Add ability to track PCI paths and add to build_pci_path(). - 89a1efd Move the CBFS payload setup to later in the boot. - 9e881a3 Extract space trimming code from ATA and use in USB and bootorder code. - 3c241ed seabios: acpi: add _RMV control method for PCI devices - c2002a1 Add support for finding the boot priority of USB drives. - a5f2b91 Extend 'usb_pipe' to track the controller and ports of each device. - 8bf5503 Add functions for boot device path parsing. - c4bd3b9 Use bootprio_find_named_rom() for ramdisk and cbfs payload priorities. - ca2bc1c Remove drive->desc field. - f13a180 Minor reorganization of some of the boot_xxx code in boot.c. - 3da2c1c Move IPL.fw_bootorder to static variables in boot.c. - 7bb1584 Move IPL.bev to static variables in boot.c - baaadb6 Move IPL.checkfloppysig to a global (CheckFloppySig) in boot.c. - a0842f8 Remove Drives global struct in favor of independent global variables. - ecbcf77 Don't access drive_g->desc from boot_cdrom(). - 551caa2 Simplify keyboard reading code in the interactive boot menu. - 697e63c Call setup_translation() from map_hd_drive(). - 3c5e0e1 Rename add_ordered_drive() to add_drive() and use in map_hd_drive(). - 031ef55 Add stubs to permit devices to specify their boot priority. - 72eee3e Simplify boot ordering by building an inclusive boot list. - ce24be5 Populate drive_g->desc prior to calling add_bcv_internal(). - 74fd942 pciinit: fix off-by-one - 311f887 Minor build fixes. - bca3a87 Track the source of each optionrom deployed. - c6629e0 Support qemu based romfile wrappers called out of order. - d1a1746 Breakup boot_setup() bootorder code into its own function. - f9b0930 Add romfile_loadfile() helper function. - b9a7591 Read bootorder file into memory. - 2e109a6 Add strchr() function. - 1703ea2 Add romfile_name() function. - b674152 Add BAID for ahci cdrom. - f77e179 Provide full EDD 3.0 info for virtio disk - 67863be Enhance layoutrom.py to work around a binutils quirk. - 4c90a20 Create separate IPL entry for each CD/DVD - 0e6f636 ahci: set controller id - 1e924bb ahci: fix off-by-one in port count - 7eb0222 ahci: enable io/mem/dma - c19fc71 ahci: set dma feature flag - 80c2b6e Check if capability enabled in XXX_cmd_data functions. - f3fe3aa Require a "_cfuncXX_" symbol prefix for inter-mode c function references. - d52fdf6 add ahci support - 54fa8ec ata: make helpers available - 0a80608 util: add memset_fl() - f1f18eb pci: add helper functions for mmio bar access from real mode. - af9629b Enhance call32() to pass a parameter to called function. - 4057f98 Don't pass return address to transition(32,16,16big) on stack. - e2623fc pciinit: use pci_region functions. - 58a38e8 pci: introduce pci_region to manage pci io/memory/prefmemory regions. - 6d5a217 mark irq9 active high in DSDT - 9433098 Report meaningful error if pyserial not present in tools/readserial.py - 94dc9c4 Show size of non-relocatable runtime code during build. - 4d96edc Cleanup - it's no longer necessary to manually reset global variables. - a899945 Allow rom to grow to 256K. - 4a446d7 Fix typo preventing relocated space from being used for option roms. - 0f67397 fix virtio-blk failure after reboot - d4bded4 Add a debug method to AML code. - 2f96800 Warn that ohci bulk is not supported. - e826465 Enable optionroms to use freed space due to CONFIG_RELOCATE_INIT. - 7f55fd3 Move the 32bit init code to high memory at runtime. - 025cabd Move init code from _start() to post(). - 12fa24a Add memalign_tmp() helper function. - 244caf8 Try to hard-reboot on rerun of post even on emulators. - 5bd01de Don't do shadow copying of optionroms when CONFIG_OPTIONROMS_DEPLOYED. - adaf373 Try to hard-reboot processor on rerun of post under coreboot. - 402fd9c Enhance build to emit relocation information. - d1b4f96 Separate out init code from the rest of the 32bit flat code. - 1a4885e Modify tools/layoutrom.py to use classes instead of tuples. - 6c2e781 Use str.startswith() in python scripts. - d9c916e Prep version for next release. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-21Fix migration uint8 arrys handledJuan Quintela1-0/+2
commit 82fa39b75181b730d6d4d09f443bd26bcfcd045c only contains half of the fix. It forgots the save state fix for UINT8 indexes. Anthony, please apply, without this migration using hpet is broken. (only current user). Signed-off-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2011-03-21softfloat: Drop [s]bits{8, 16, 32, 64} types in favor of [u]int{8, 16, 32, 64}_tAndreas Färber5-432/+417
They are defined with the same semantics as the POSIX types, so prefer those for consistency. Suggested by Peter Maydell. Cc: Peter Maydell <peter.maydell@linaro.org> Cc: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Andreas Färber <andreas.faerber@web.de> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>