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2007-10-04More cache tuning fixes:j_mayer
* fix the tunable cache line size probe for PowerPC 970. * initialize HID5 so cache line is 32 bytes long when running in user-mode only git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3322 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-04Make PowerPC cache line size implementation dependant.j_mayer
Implement dcbz tunable cache line size for PowerPC 970. Make hardware reset vector implementation dependant. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3321 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-03HID0 is a write-clear register on 970 (DBSR).j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3320 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-03Enable PowerPC 64 MMU model and exceptions.j_mayer
Cleanups in MMU exceptions generation. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3319 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-03Fix PowerPC initialisation and first reset:j_mayer
reset must occur after we defined the CPU features. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3317 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-03We never have to export ppc_set_irq.j_mayer
Protect PowerPC 64 only features with #ifdef (TARGET_PPC64) git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3316 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-02Code provision for hypervisor mode memory accesses.j_mayer
Add comments in load & store tables to ease code reading. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3313 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Fix nasty sign-extensions when running 32 bits CPU in the 64 bits emulatorj_mayer
on 32 bits hosts. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3312 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Fix reproductible crash: call cpu_loop_exit from micro-op, not from helper.cj_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3311 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Fix missing nip updates for instructions that potentially generatej_mayer
exceptions from op helpers. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3308 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Handle all MMU models in switches, even if it's just to abort because of lackj_mayer
of supporting code. Implement 74xx software TLB model. Keep 74xx with software TLB disabled, as Linux is not able to handle TLB miss on those processors. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3307 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01More comments about unimplemented SPRs.j_mayer
Tag unused functions with unused attribute instead of using #ifdef (TODO) to ease tests: just have to enable the implementation in the cpu_defs table. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3306 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Optimisations: avoid generation of duplicated micro-ops.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3305 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Remove definitions for deprecated SLB & TLB related op helpers.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3303 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Avoid op helpers that would just call helpers for TLB & SLB management:j_mayer
call the helpers directly from the micro-ops. Avoid duplicated code for tlbsx. implementation. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3302 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Share more SPR instanciations between all PowerPC 401 incarnations.j_mayer
Add comments about some unimplemented storage control dedicated SPRs. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3301 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Implement embedded PowerPC exceptions prefix and vectors registers.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3300 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01Share input pins and internal interrupt controller between all PowerPC 40x.j_mayer
Fix critical input interrupt generation. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3299 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Fix (once again) PowerPC sync weight field.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3296 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Fix PowerPC TLB miss dump code.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3295 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Fix inconsistent end conditions in ppc_find_xxx functions.j_mayer
(crash reported by Andreas Farber when using default CPU). git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3293 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30* Update OEA environment, following the PowerPC 2.04 specification:j_mayer
- New mtmsr/mtmsrd form that just update RI and EE bits - New hrfid, lq and stq instructions - Add support for supervisor and hypervisor modes process priority update - Code provision for hypervisor SPR accesses * Actually implement the wait instruction * Bugfixes (missing RETURN in micro-op / missing #ifdef) git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3289 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Synchronize with latest PowerPC ISA VEA:j_mayer
* fix invalid instructions bits masks * new wait instruction * more comments about effect of cache instructions on the MMU git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3287 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Implement Process Priority Register as defined in the PowerPC 2.04 spec.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3282 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Implement new floating-point instructions (fre, frin, friz, frip, frim)j_mayer
as defined in the PowerPC 2.04 specification. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3281 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Improve single-precision floats load & stores:j_mayer
as the PowerPC registers only store double-precision floats, use float64_to_float32 & float32_to_float64 to do the appropriate conversion. Implement stfiwx. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3280 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30XER is to be treated as a 64 bits register on 64 bits implementations,j_mayer
according to the PowerPC 2.04 specification. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3279 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30Implement the PowerPC alternate time-base, following the 2.04 specification.j_mayer
Share most code with the time-base management routines. Remove time-base write routines from user-mode emulation environments. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3277 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-29PowerPC emulation optimization:j_mayer
avoid stopping translation after most SPR updates when a context-synchronization instruction is also needed. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3265 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-29Code provision for hypervisor timers resources,j_mayer
as described in PowerPC 2.04 specification. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3264 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-29Rework PowerPC exceptions model to make it more versatile:j_mayer
* don't use exception vectors as the exception number. Use vectors numbers as defined in the PowerPC embedded specification instead and extend this model to cover all emulated PowerPC variants exceptions. * add some missing exceptions definitions, from PowerPC 2.04 specification and actual PowerPC implementations. * add code provision for hypervisor exceptions handling. * define exception vectors and prefix in CPUPPCState to emulate BookE exception vectors without any hacks. * define per CPU model valid exception vectors. * handle all known exceptions in user-mode only emulations. * fix hardware interrupts priorities in most cases. * change RET_EXCP macros name into GEN_EXCP as they don't return. * do not stop translation on most instructions that are not defined as context-synchronizing in PowerPC specification. * fix PowerPC 64 jump targets and link register update when in 32 bits mode. * Fix PowerPC 464 and 464F definitions. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3261 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-29Define the proper bfd_mach to be used by the disassembler for eachj_mayer
PowerPC emulated CPU. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3257 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-29Change POWERPC_PPC_GENERIC to POWERPC_DEFAULT.j_mayer
Use it as default for workstation targets. Fix PowerPC 750fl and 750gl definitions. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3256 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-27Move get_sp_from_cpustate from cpu.h to target_signal.h.ths
Enable sigaltstack processing for more architectures. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3253 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-27linux-user sigaltstack() syscall, by Thayne Harbaugh.ths
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3252 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-27Build fix for PowerPC hosts, where "PPC" is a predefined macro name.ths
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3251 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-27Implement size bit in PowerPC 64 comparisons.j_mayer
Allow 'weight' field in sync instruction. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3250 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-27Fixes for PowerPC 64 rotate and mask instructions.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3247 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-27New ppc64-linux-user target.j_mayer
Allow use of PowerPC 970 for debugging (softmmu would not run, for now). git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3246 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-26Great rework and cleanups to ease PowerPC implementations definitions.j_mayer
* cleanup cpu.h, removing definitions used only in translate.c/translate_init.c * add new flags to define instructions sets more precisely * various changes in MMU models definitions * add definitions for PowerPC 440/460 support (insns and SPRs). * add definitions for PowerPC 401/403 and 620 input pins model * Fix definitions for most PowerPC 401, 403, 405, 440, 601, 602, 603 and 7x0 * Preliminary support for PowerPC 74xx (aka G4) without altivec. * Code provision for other PowerPC support (7x5, 970, ...). * New SPR and PVR defined, from PowerPC 2.04 specification and other sources * Misc code bugs, error messages and styles fixes. * Update status files for PowerPC cores support. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3244 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-21Avoid compilation warnings on 32 bits hosts.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3203 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-21More PowerPC definitions, from POWER 2.04 specifications and misc sources.j_mayer
Check that at least instructions set and SPRs are correct for PowerPC 401, 403, 405 and 440 cores. Implement PowerPC 401 MMU model (real-mode only). Improve INSNs and SPRs dump to ease parse with standard shell tools. Add more precise status for most PowerPC cores families. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3201 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-21Rework PowerPC 440 TLB management (thanks to Hollis Blanchard)j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3200 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-21Make CPU hflags be a masked version of the PowerPC MSR.j_mayer
As a side effect, avoid potential bits shadowing in TB flags on 64 bits BookE. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3199 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-20Move likely and unlikely macros in a common place (Aurelien Jarno).j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3192 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-19TARGET_FMT_lu may also be useful.j_mayer
Fix compilation warnings. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3190 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-19Code provision for PowerPC BookE MMU model support.j_mayer
Better MSR flags initialisation. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3189 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-19Code provision for PowerPC 64 MMU model support.j_mayer
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3186 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-19More PowerPC target cleanups:j_mayer
- remove unuseful historical macros and definitions - fix comments (bugs and cosmetics) git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3185 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-18Fix PowerPC 32 emulation on 64 bits hosts:j_mayer
we can use 64 bits registers but not pretend page is 1kB long As it seems most Linux programs assume page-size is 4kB, never allow 1kB pages for user-mode only emulation. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3182 c046a42c-6fe2-441c-8c8c-71466251a162