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author | Suraj Jitindar Singh <sjitindarsingh@gmail.com> | 2019-03-01 13:43:14 +1100 |
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committer | David Gibson <david@gibson.dropbear.id.au> | 2019-03-12 12:07:49 +1100 |
commit | c982f5cf9ab9e60a8255f9cc72362c932c252471 (patch) | |
tree | 4dfc56cc1a2175e14d46b03e528b688b5b364e50 /hw/ppc/spapr_caps.c | |
parent | c65ecfe2f3078156fd5e1e05867f02359a3ce678 (diff) | |
download | qemu-c982f5cf9ab9e60a8255f9cc72362c932c252471.zip qemu-c982f5cf9ab9e60a8255f9cc72362c932c252471.tar.gz qemu-c982f5cf9ab9e60a8255f9cc72362c932c252471.tar.bz2 |
target/ppc/spapr: Add SPAPR_CAP_LARGE_DECREMENTER
Add spapr_cap SPAPR_CAP_LARGE_DECREMENTER to be used to control the
availability of the large decrementer for a guest.
Signed-off-by: Suraj Jitindar Singh <sjitindarsingh@gmail.com>
Message-Id: <20190301024317.22137-1-sjitindarsingh@gmail.com>
[dwg: Trivial style fix]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/ppc/spapr_caps.c')
-rw-r--r-- | hw/ppc/spapr_caps.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/hw/ppc/spapr_caps.c b/hw/ppc/spapr_caps.c index 64f98ae..c28239c 100644 --- a/hw/ppc/spapr_caps.c +++ b/hw/ppc/spapr_caps.c @@ -390,6 +390,14 @@ static void cap_nested_kvm_hv_apply(sPAPRMachineState *spapr, } } +static void cap_large_decr_apply(sPAPRMachineState *spapr, + uint8_t val, Error **errp) +{ + if (val) + error_setg(errp, + "No large decrementer support, try cap-large-decr=off"); +} + sPAPRCapabilityInfo capability_table[SPAPR_CAP_NUM] = { [SPAPR_CAP_HTM] = { .name = "htm", @@ -468,6 +476,15 @@ sPAPRCapabilityInfo capability_table[SPAPR_CAP_NUM] = { .type = "bool", .apply = cap_nested_kvm_hv_apply, }, + [SPAPR_CAP_LARGE_DECREMENTER] = { + .name = "large-decr", + .description = "Allow Large Decrementer", + .index = SPAPR_CAP_LARGE_DECREMENTER, + .get = spapr_cap_get_bool, + .set = spapr_cap_set_bool, + .type = "bool", + .apply = cap_large_decr_apply, + }, }; static sPAPRCapabilities default_caps_with_cpu(sPAPRMachineState *spapr, @@ -596,6 +613,7 @@ SPAPR_CAP_MIG_STATE(cfpc, SPAPR_CAP_CFPC); SPAPR_CAP_MIG_STATE(sbbc, SPAPR_CAP_SBBC); SPAPR_CAP_MIG_STATE(ibs, SPAPR_CAP_IBS); SPAPR_CAP_MIG_STATE(nested_kvm_hv, SPAPR_CAP_NESTED_KVM_HV); +SPAPR_CAP_MIG_STATE(large_decr, SPAPR_CAP_LARGE_DECREMENTER); void spapr_caps_init(sPAPRMachineState *spapr) { |