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author | Richard Henderson <richard.henderson@linaro.org> | 2022-05-16 14:21:50 -0700 |
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committer | Richard Henderson <richard.henderson@linaro.org> | 2022-05-16 14:21:50 -0700 |
commit | afdb415e67e13e8726edc21238c9883447b2c704 (patch) | |
tree | 691c911809a56d796dcabde30d6cd6d047712ccb /target/i386/whpx/whpx-all.c | |
parent | 54b592c427ca2575187082b35d5d6ae85db59f7b (diff) | |
parent | 8eccdb9eb84615291faef1257d5779ebfef7a0d0 (diff) | |
download | qemu-afdb415e67e13e8726edc21238c9883447b2c704.zip qemu-afdb415e67e13e8726edc21238c9883447b2c704.tar.gz qemu-afdb415e67e13e8726edc21238c9883447b2c704.tar.bz2 |
Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging
* fix WHPX debugging
* misc qga-vss fixes
* remove the deprecated CPU model 'Icelake-Client'
* support for x86 architectural LBR
* remove deprecated properties
* replace deprecated -soundhw with -audio
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (23 commits)
configure: remove duplicate help messages
configure: remove another dead variable
build: remove useless dependency
introduce -audio as a replacement for -soundhw
soundhw: move help handling to vl.c
soundhw: unify initialization for ISA and PCI soundhw
soundhw: extract soundhw help to a separate function
soundhw: remove ability to create multiple soundcards
rng: make opened property read-only
crypto: make loaded property read-only
target/i386: Support Arch LBR in CPUID enumeration
target/i386: introduce helper to access supported CPUID
target/i386: Enable Arch LBR migration states in vmstate
target/i386: Add MSR access interface for Arch LBR
target/i386: Add XSAVES support for Arch LBR
target/i386: Enable support for XSAVES based features
target/i386: Add kvm_get_one_msr helper
target/i386: Add lbr-fmt vPMU option to support guest LBR
qdev-properties: Add a new macro with bitmask check for uint64_t property
i386/cpu: Remove the deprecated cpu model 'Icelake-Client'
...
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/i386/whpx/whpx-all.c')
-rw-r--r-- | target/i386/whpx/whpx-all.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c index 23ae639..b22a331 100644 --- a/target/i386/whpx/whpx-all.c +++ b/target/i386/whpx/whpx-all.c @@ -373,6 +373,8 @@ static int whpx_set_tsc(CPUState *cpu) * * This mechanism is described in section 10.8.6.1 of Volume 3 of Intel 64 * and IA-32 Architectures Software Developer's Manual. + * + * The functions below translate the value of CR8 to TPR and vice versa. */ static uint64_t whpx_apic_tpr_to_cr8(uint64_t tpr) @@ -380,6 +382,11 @@ static uint64_t whpx_apic_tpr_to_cr8(uint64_t tpr) return tpr >> 4; } +static uint64_t whpx_cr8_to_apic_tpr(uint64_t cr8) +{ + return cr8 << 4; +} + static void whpx_set_registers(CPUState *cpu, int level) { struct whpx_state *whpx = &whpx_global; @@ -687,7 +694,7 @@ static void whpx_get_registers(CPUState *cpu) tpr = vcxt.values[idx++].Reg64; if (tpr != vcpu->tpr) { vcpu->tpr = tpr; - cpu_set_apic_tpr(x86_cpu->apic_state, tpr); + cpu_set_apic_tpr(x86_cpu->apic_state, whpx_cr8_to_apic_tpr(tpr)); } /* 8 Debug Registers - Skipped */ @@ -1547,7 +1554,7 @@ static void whpx_vcpu_pre_run(CPUState *cpu) } /* Sync the TPR to the CR8 if was modified during the intercept */ - tpr = cpu_get_apic_tpr(x86_cpu->apic_state); + tpr = whpx_apic_tpr_to_cr8(cpu_get_apic_tpr(x86_cpu->apic_state)); if (tpr != vcpu->tpr) { vcpu->tpr = tpr; reg_values[reg_count].Reg64 = tpr; @@ -1596,7 +1603,7 @@ static void whpx_vcpu_post_run(CPUState *cpu) if (vcpu->tpr != tpr) { vcpu->tpr = tpr; qemu_mutex_lock_iothread(); - cpu_set_apic_tpr(x86_cpu->apic_state, vcpu->tpr); + cpu_set_apic_tpr(x86_cpu->apic_state, whpx_cr8_to_apic_tpr(vcpu->tpr)); qemu_mutex_unlock_iothread(); } |