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2016-05-19ppc: use PowerPCCPU instead of CPUPPCStatePaolo Bonzini
This changes a cpu.h dependency for hw/ppc/ppc.h into a cpu-qom.h dependency. For it to compile we also need to clean up a few unused definitions. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-04-05ppc: Rework POWER7 & POWER8 exception modelCédric Le Goater
From: Benjamin Herrenschmidt <benh@kernel.crashing.org> This patch fixes the current AIL implementation for POWER8. The interrupt vector address can be calculated directly from LPCR when the exception is handled. The excp_prefix update becomes useless and we can cleanup the H_SET_MODE hcall. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [clg: Removed LPES0/1 handling for HV vs. !HV Fixed LPCR_ILE case for POWERPC_EXCP_POWER8 ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> [dwg: This was written as a cleanup, but it also fixes a real bug where setting an alternative interrupt location would not be correctly migrated] Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: move POWER8 Book4 regs in their own routineCédric Le Goater
commit fce55481360d "ppc: A couple more dummy POWER8 Book4 regs" squashed in to rapidly a set of POWER8 Book4 regs in the wrong routine. This patch introduces the missing gen_spr_power8_book4() routine to fix their location. Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: A couple more dummy POWER8 Book4 regsBenjamin Herrenschmidt
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [clg: squashed in patch 'ppc: Add dummy ACOP SPR' ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Add dummy CIABR SPRBenjamin Herrenschmidt
We should implement HW breakpoint/watchpoint, qemu supports them... Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Add POWER8 IAMR registerBenjamin Herrenschmidt
With appropriate AMR-like masks. Not actually used by the translation logic at that point Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [clg: changed spr_register_hv(SPR_IAMR) to spr_register_kvm_hv(SPR_IAMR) changed gen_spr_amr() prototype ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Fix writing to AMR/UAMORBenjamin Herrenschmidt
The masks weren't chosen nor applied properly. The architecture specifies that writes to AMR are masked by UAMOR for PR=1, otherwise AMOR for HV=0. The writes to UAMOR are masked by AMOR for HV=0 Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [clg: moved gen_spr_amr() prototype change to next patch ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Initialize AMOR in PAPR modeBenjamin Herrenschmidt
Make sure we give the guest full authorization Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Add dummy SPR_IC for POWER8Benjamin Herrenschmidt
It's supposed to be an instruction counter. For now make us not crash when accessing it. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Create cpu_ppc_set_papr() helperBenjamin Herrenschmidt
And move the code adjusting the MSR mask and calling kvmppc_set_papr() to it. This allows us to add a few more things such as disabling setting of MSR:HV and appropriate LPCR bits which will be used when fixing the exception model. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> [clg: removed LPCR setting ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Add a bunch of hypervisor SPRs to Book3sBenjamin Herrenschmidt
We don't give them a KVM reg number to most of the registers yet as no current KVM version supports HV mode. For DAWR and DAWRX, the KVM reg number is needed since this register can be set by the guest via the H_SET_MODE hypercall. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [clg: squashed in patch 'ppc: Add KVM numbers to some P8 SPRs' changed the commit log with a proposal of Thomas Huth removed all hunks except those related to AMOR and DAWR* ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc: Add macros to register hypervisor mode SPRsBenjamin Herrenschmidt
The current set of spr_register_* macros only take the user and supervisor function pointers. To make the transition easy, we don't change that but we add "_hv" variants that can be used to register all 3 sets. To simplify the transition, users of the "old" macro will set the hypervisor callback to be the same as the supervisor one. The new registration function only needs to be used for registers that are either hypervisor only or behave differently in HV mode. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> [clg: fixed else if condition in gen_op_mfspr() ] Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-24ppc64: set MSR_SF bitLaurent Vivier
When a qemu-system-ppc64 is started, the 64-bit mode bit is not set in MSR. Signed-off-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Alexander Graf <agraf@suse.de> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-16target-ppc: Add PVR for POWER8NVL processorAlexey Kardashevskiy
This adds a new POWER8+NVLink CPU PVR which core is identical to POWER8 but has a different PVR. The only available machine now has PVR pvr 004c 0100 so this defines "POWER8NVL" alias as v1.0. The corresponding kernel commit is https://github.com/torvalds/linux/commit/ddee09c099c3 "powerpc: Add PVR for POWER8NVL processor" Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-16ppc: Add a few more P8 PMU SPRsBenjamin Herrenschmidt
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-16ppc: Fix migration of the TAR SPRThomas Huth
The TAR special purpose register currently does not get migrated under KVM because it does not get synchronized with the kernel. Use spr_register_kvm() instead of spr_register() to fix this issue. Signed-off-by: Thomas Huth <thuth@redhat.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-03-16ppc: Define the PSPB register on POWER8Thomas Huth
POWER8 / PowerISA 2.07 has a new special purpose register called PSPB ("Problem State Priority Boost Register"). The contents of this register are currently lost during migration. To be able to migrate this register, too, we've got to define this SPR along with the other SPRs of POWER8. Signed-off-by: Thomas Huth <thuth@redhat.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-02-08qom: Swap 'name' next to visitor in ObjectPropertyAccessorEric Blake
Similar to the previous patch, it's nice to have all functions in the tree that involve a visitor and a name for conversion to or from QAPI to consistently stick the 'name' parameter next to the Visitor parameter. Done by manually changing include/qom/object.h and qom/object.c, then running this Coccinelle script and touching up the fallout (Coccinelle insisted on adding some trailing whitespace). @ rule1 @ identifier fn; typedef Object, Visitor, Error; identifier obj, v, opaque, name, errp; @@ void fn - (Object *obj, Visitor *v, void *opaque, const char *name, + (Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { ... } @@ identifier rule1.fn; expression obj, v, opaque, name, errp; @@ fn(obj, v, - opaque, name, + name, opaque, errp) Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <1454075341-13658-20-git-send-email-eblake@redhat.com> Signed-off-by: Markus Armbruster <armbru@redhat.com>
2016-02-08qapi: Swap visit_* arguments for consistent 'name' placementEric Blake
JSON uses "name":value, but many of our visitor interfaces were called with visit_type_FOO(v, &value, name, errp). This can be a bit confusing to have to mentally swap the parameter order to match JSON order. It's particularly bad for visit_start_struct(), where the 'name' parameter is smack in the middle of the otherwise-related group of 'obj, kind, size' parameters! It's time to do a global swap of the parameter ordering, so that the 'name' parameter is always immediately after the Visitor argument. Additional reason in favor of the swap: the existing include/qjson.h prefers listing 'name' first in json_prop_*(), and I have plans to unify that file with the qapi visitors; listing 'name' first in qapi will minimize churn to the (admittedly few) qjson.h clients. Later patches will then fix docs, object.h, visitor-impl.h, and those clients to match. Done by first patching scripts/qapi*.py by hand to make generated files do what I want, then by running the following Coccinelle script to affect the rest of the code base: $ spatch --sp-file script `git grep -l '\bvisit_' -- '**/*.[ch]'` I then had to apply some touchups (Coccinelle insisted on TAB indentation in visitor.h, and botched the signature of visit_type_enum() by rewriting 'const char *const strings[]' to the syntactically invalid 'const char*const[] strings'). The movement of parameters is sufficient to provoke compiler errors if any callers were missed. // Part 1: Swap declaration order @@ type TV, TErr, TObj, T1, T2; identifier OBJ, ARG1, ARG2; @@ void visit_start_struct -(TV v, TObj OBJ, T1 ARG1, const char *name, T2 ARG2, TErr errp) +(TV v, const char *name, TObj OBJ, T1 ARG1, T2 ARG2, TErr errp) { ... } @@ type bool, TV, T1; identifier ARG1; @@ bool visit_optional -(TV v, T1 ARG1, const char *name) +(TV v, const char *name, T1 ARG1) { ... } @@ type TV, TErr, TObj, T1; identifier OBJ, ARG1; @@ void visit_get_next_type -(TV v, TObj OBJ, T1 ARG1, const char *name, TErr errp) +(TV v, const char *name, TObj OBJ, T1 ARG1, TErr errp) { ... } @@ type TV, TErr, TObj, T1, T2; identifier OBJ, ARG1, ARG2; @@ void visit_type_enum -(TV v, TObj OBJ, T1 ARG1, T2 ARG2, const char *name, TErr errp) +(TV v, const char *name, TObj OBJ, T1 ARG1, T2 ARG2, TErr errp) { ... } @@ type TV, TErr, TObj; identifier OBJ; identifier VISIT_TYPE =~ "^visit_type_"; @@ void VISIT_TYPE -(TV v, TObj OBJ, const char *name, TErr errp) +(TV v, const char *name, TObj OBJ, TErr errp) { ... } // Part 2: swap caller order @@ expression V, NAME, OBJ, ARG1, ARG2, ERR; identifier VISIT_TYPE =~ "^visit_type_"; @@ ( -visit_start_struct(V, OBJ, ARG1, NAME, ARG2, ERR) +visit_start_struct(V, NAME, OBJ, ARG1, ARG2, ERR) | -visit_optional(V, ARG1, NAME) +visit_optional(V, NAME, ARG1) | -visit_get_next_type(V, OBJ, ARG1, NAME, ERR) +visit_get_next_type(V, NAME, OBJ, ARG1, ERR) | -visit_type_enum(V, OBJ, ARG1, ARG2, NAME, ERR) +visit_type_enum(V, NAME, OBJ, ARG1, ARG2, ERR) | -VISIT_TYPE(V, OBJ, NAME, ERR) +VISIT_TYPE(V, NAME, OBJ, ERR) ) Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <1454075341-13658-19-git-send-email-eblake@redhat.com> Signed-off-by: Markus Armbruster <armbru@redhat.com>
2016-01-30target-ppc: Allow more page sizes for POWER7 & POWER8 in TCGDavid Gibson
Now that the TCG and spapr code has been extended to allow (semi-) arbitrary page encodings in the CPU's 'sps' table, we can add the many page sizes supported by real POWER7 and POWER8 hardware that we previously didn't support in TCG. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: Alexander Graf <agraf@suse.de>
2016-01-30target-ppc: gdbstub: Add VSX supportAnton Blanchard
Add the XML and functions to get and set VSX registers. Signed-off-by: Anton Blanchard <anton@samba.org> (fixed little-endian guests) Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-01-30target-ppc: gdbstub: fix spe registers for little-endian guestsGreg Kurz
Let's reuse the ppc_maybe_bswap_register() helper, like we already do with the general registers. Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-01-30target-ppc: gdbstub: fix altivec registers for little-endian guestsGreg Kurz
Altivec registers are 128-bit wide. They are stored in memory as two 64-bit values that must be byteswapped when the guest is little-endian. Let's reuse the ppc_maybe_bswap_register() helper for this. We also need to fix the ordering of the 64-bit elements according to the target endianness, for both system and user mode. Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-01-30target-ppc: gdbstub: introduce avr_need_swap()Greg Kurz
This helper will be used to support Altivec registers in little-endian guests. This patch does not change functionnality. Note: I had to put the helper some lines away from the gdb_*_avr_reg() routines to get a more readable patch. Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-01-30target-ppc: gdbstub: fix float registers for little-endian guestsGreg Kurz
Let's reuse the ppc_maybe_bswap_register() helper, like we already do with the general registers. Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-01-30ppc: Clean up error handling in ppc_set_compat()David Gibson
Current ppc_set_compat() returns -1 for errors, and also (unconditionally) reports an error message. The caller in h_client_architecture_support() may then report it again using an outdated fprintf(). Clean this up by using the modern error reporting mechanisms. Also add strerror(errno) to the error message. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru> Reviewed-by: Markus Armbruster <armbru@redhat.com>
2016-01-29ppc: Clean up includesPeter Maydell
Clean up includes so that osdep.h is included first and headers which it implies are not included manually. This commit was created with scripts/clean-includes. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 1453832250-766-6-git-send-email-peter.maydell@linaro.org
2016-01-27gdb: provide the name of the architecture in the target.xmlDavid Hildenbrand
This patch provides the name of the architecture in the target.xml if available. This allows the remote gdb to detect the target architecture on its own - so there is no need to specify it manually (e.g. if gdb is started without a binary) using "set arch *arch_name*". The name of the architecture is provided by a callback that can be implemented by all architectures. The arm implementation has special handling for iwmmxt and returns arm otherwise. This can be extended if necessary. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> [rework to use a callback] Message-Id: <1449144881-130935-1-git-send-email-borntraeger@de.ibm.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2016-01-15dump: qemunotes aren't commonly neededAndrew Jones
Only one of three architectures implementing qmp-dump-guest-memory write qemu notes. And, another architecture (arm/aarch64) is coming, which won't use them either. Make the common implementation truly common. (No functional change.) Signed-off-by: Andrew Jones <drjones@redhat.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 1452542185-10914-3-git-send-email-drjones@redhat.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-11-06taget-ppc: Fix read access to IBAT registers higher than IBAT3Julio Guerra
Fix the index used to read the IBAT's vector which results in IBAT0..3 instead of IBAT4..N. The bug appeared by saving/restoring contexts including IBATs values. Signed-off-by: Julio Guerra <julio@farjump.io> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-10-23ppc/spapr: Add "ibm,pa-features" property to the device-treeBenjamin Herrenschmidt
LoPAPR defines a "ibm,pa-features" per-CPU device tree property which describes extended features of the Processor Architecture. This adds the property to the device tree. At the moment this is the copy of what pHyp advertises except "I=1 (cache inhibited) Large Pages" which is enabled for TCG and disabled when running under HV KVM host with 4K system page size. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [aik: rebased, changed commit log, moved ci_large_pages initialization, renamed pa_features arrays] Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2015-10-23ppc: Add mmu_model defines for arch 2.03 and 2.07Benjamin Herrenschmidt
This removes unused POWERPC_MMU_2_06a/POWERPC_MMU_2_06d. This replaces POWERPC_MMU_64B with POWERPC_MMU_2_03 for POWER5+ to be more explicit about the version of the PowerISA supported. This defines POWERPC_MMU_2_07 and uses it for the POWER8 CPU family. This will not have an immediate effect now but it will in the following patch. This should cause no behavioural change. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> [aik: rebased, changed commit log] Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2015-09-11Target-ppc: Remove unnecessary variableShraddha Barke
Compress lines and remove the variable ret. Change made using Coccinelle script @@ expression ret; @@ - if (ret) return ret; - return 0; + return ret; @@ local idexpression ret; expression e; @@ - ret = e; - return ret; + return e; @@ type T; identifier i; @@ - T i; ... when != i Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2015-07-09cpu: Change cpu_exec_init() arg to cpu, not envPeter Crosthwaite
The callers (most of them in target-foo/cpu.c) to this function all have the cpu pointer handy. Just pass it to avoid an ENV_GET_CPU() from core code (in exec.c). Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Peter Maydell <peter.maydell@linaro.org> Cc: "Edgar E. Iglesias" <edgar.iglesias@gmail.com> Cc: Eduardo Habkost <ehabkost@redhat.com> Cc: Michael Walle <michael@walle.cc> Cc: Leon Alrae <leon.alrae@imgtec.com> Cc: Anthony Green <green@moxielogic.com> Cc: Jia Liu <proljc@gmail.com> Cc: Alexander Graf <agraf@suse.de> Cc: Blue Swirl <blauwirbel@gmail.com> Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Cc: Max Filippov <jcmvbkbc@gmail.com> Reviewed-by: Andreas Färber <afaerber@suse.de> Reviewed-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2015-07-09target-ppc: Move cpu_exec_init() call to realize functionBharata B Rao
Move cpu_exec_init() call from instance_init to realize. This allows any failures from cpu_exec_init() to be handled appropriately. Also add corresponding cpu_exec_exit() call from unrealize. cpu_dt_id assignment from instance_init is no longer needed since correct assignment for cpu_dt_id is already present in realizefn. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com> [AF: Keep calling cpu_exec_init() for CONFIG_USER_ONLY] Signed-off-by: Andreas Färber <afaerber@suse.de>
2015-07-09cpu: Add Error argument to cpu_exec_init()Bharata B Rao
Add an Error argument to cpu_exec_init() to let users collect the error. This is in preparation to change the CPU enumeration logic in cpu_exec_init(). With the new enumeration logic, cpu_exec_init() can fail if cpu_index values corresponding to max_cpus have already been handed out. Since all current callers of cpu_exec_init() are from instance_init, use error_abort Error argument to abort in case of an error. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2015-03-09PPC: Introduce the Virtual Time Base (VTB) SPR registerCyril Bur
This patch adds basic support for the VTB. PowerISA: The Virtual Time Base (VTB) is a 64-bit incrementing counter. Virtual Time Base increments at the same rate as the Time Base until its value becomes 0xFFFF_FFFF_FFFF_FFFF (2 64 - 1); at the next increment its value becomes 0x0000_0000_0000_0000. There is no interrupt or other indication when this occurs. The operation of the Virtual Time Base has the following additional properties. 1. Loading a GPR from the Virtual Time Base has no effect on the accuracy of the Virtual Time Base. 2. Copying the contents of a GPR to the Virtual Time Base replaces the contents of the Virtual Time Base with the contents of the GPR. Signed-off-by: Cyril Bur <cyril.bur@au1.ibm.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2015-01-10Merge remote-tracking branch 'remotes/agraf/tags/signed-ppc-for-upstream' ↵Peter Maydell
into staging Patch queue for ppc - 2015-01-07 New year's release. This time's highlights: - E500: More RAM support - pseries: New SLOF release - Migration fixes - Simplify USB spawning logic, removes support for explicit usb=off - TCG: Simple untansactional TM emulation # gpg: Signature made Wed 07 Jan 2015 15:19:37 GMT using RSA key ID 03FEDC60 # gpg: Good signature from "Alexander Graf <agraf@suse.de>" # gpg: aka "Alexander Graf <alex@csgraf.de>" * remotes/agraf/tags/signed-ppc-for-upstream: (37 commits) hw/ppc/mac_newworld: simplify usb controller creation logic hw/ppc/spapr: simplify usb controller creation logic hw/ppc/mac_newworld: QOMified mac99 machines hw/usb: simplified usb_enabled hw/machine: added machine_usb wrapper hw/ppc: modified the condition for usb controllers to be created for some ppc machines target-ppc: Cast ssize_t to size_t before printing with %zx target-ppc: Mark SR() and gen_sync_exception() as !CONFIG_USER_ONLY PPC: e500: Fix GPIO controller interrupt number target-ppc: Introduce Privileged TM Noops target-ppc: Introduce tcheck target-ppc: Introduce TM Noops target-ppc: Introduce tbegin target-ppc: Introduce TEXASRU Bit Fields target-ppc: Power8 Supports Transactional Memory target-ppc: Introduce tm_enabled Bit to CPU State target-ppc: Introduce Feature Flag for Transactional Memory target-ppc: Introduce Instruction Type for Transactional Memory pseries: Update SLOF firmware image to 20141202 PPC: Fix crash on spapr_tce_table_finalize() ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-01-07target-ppc: Power8 Supports Transactional MemoryTom Musta
The Power8 processor implements the Transactional Memory Facility as defined in Power ISA 2.07. Update the initialization code to indicate this. Signed-off-by: Tom Musta <tommusta@gmail.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2015-01-03translate: check cflags instead of use_icount globalPaolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-12-23target-ppc: pass DisasContext to SPR generator functionsPaolo Bonzini
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru> Reviewed-by: Alexander Graf <agraf@suse.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-11-20target-ppc: Fix breakpoint registers for e300Fabien Chouteau
In the previous patch, the registers were added to init_proc_G2LE instead of init_proc_e300. Signed-off-by: Fabien Chouteau <chouteau@adacore.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04target-ppc: Fix an invalid free in opcode table handling code.Bharata B Rao
Opcode table has direct, indirect and double indirect handlers, but ppc_cpu_unrealizefn() frees direct handlers which are never allocated and never frees double indirect handlers. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04target-ppc: Use macros in opcodes table handling codeBharata B Rao
Define and use macros instead of direct numbers wherever possible in ppc opcodes table handling code. This doesn't change any code functionality. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04target-ppc : Add new processor type 440x5wDFPUPierre Mallard
This patch add a new processor type 440x5wDFPU for Virtex 5 PPC440 with an external APU FPU in double precision mode Signed-off-by: Pierre Mallard <mallard.pierre@gmail.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04target-ppc : Allow fc[tf]id[*] mnemonics for non TARGET_PPC64Pierre Mallard
This patch remove limitation for fc[tf]id[*] on 32 bits targets and add a new insn flag for signed integer 64 conversion PPC2_FP_CVT_S64 Signed-off-by: Pierre Mallard <mallard.pierre@gmail.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04target-ppc: Implement IVOR[59] By Default for Book ETom Musta
Adjust the IVOR mask for generic Book E implementation to support bit 59. This is consistent with the Power ISA. Signed-off-by: Tom Musta <tommusta@gmail.com> Reported-by: Pierre Mallard <mallard.pierre@gmail.com> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-11-04target-ppc: Fix kvmppc_set_compat to use negotiated cpu-versionAlexey Kardashevskiy
By mistake, QEMU uses the maximum compatibility level from the command line instead of the value negotiated in client-architecture-support call. This replaces @max_compat with @cpu_version. This only affects guests which do not support the host CPU. Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Signed-off-by: Alexander Graf <agraf@suse.de>
2014-10-15qdev: Drop legacy_name from qdev propertiesGonglei
The legacy_name is useless now, better help information is provided by description field of property. Cc: Markus Armbruster <armbru@redhat.com> Signed-off-by: Gonglei <arei.gonglei@huawei.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-10-15qdev: Add description field in PropertyInfo structGonglei
The descriptions can serve as documentation in the code, and they can be used to provide better help. Cc: Markus Armbruster <armbru@redhat.com> Signed-off-by: Gonglei <arei.gonglei@huawei.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
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