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author | 2024-10-29 16:55:39 +0800 | |
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committer | 2024-11-05 13:27:28 +0530 | |
commit | 60821fb4dd7345e5662094accf0a52845306de8c (patch) | |
tree | e60736235399fd3b4d376d9d181be140096130c1 /scripts/lib/kdoc/kdoc_files.py | |
parent | RISC-V: KVM: Use NACL HFENCEs for KVM request based HFENCEs (diff) | |
download | linux-rng-60821fb4dd7345e5662094accf0a52845306de8c.tar.xz linux-rng-60821fb4dd7345e5662094accf0a52845306de8c.zip |
RISC-V: KVM: Fix APLIC in_clrip and clripnum write emulation
In the section "4.7 Precise effects on interrupt-pending bits"
of the RISC-V AIA specification defines that:
"If the source mode is Level1 or Level0 and the interrupt domain
is configured in MSI delivery mode (domaincfg.DM = 1):
The pending bit is cleared whenever the rectified input value is
low, when the interrupt is forwarded by MSI, or by a relevant
write to an in_clrip register or to clripnum."
Update the aplic_write_pending() to match the spec.
Fixes: d8dd9f113e16 ("RISC-V: KVM: Fix APLIC setipnum_le/be write emulation")
Signed-off-by: Yong-Xuan Wang <yongxuan.wang@sifive.com>
Reviewed-by: Vincent Chen <vincent.chen@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20241029085542.30541-1-yongxuan.wang@sifive.com
Signed-off-by: Anup Patel <anup@brainfault.org>
Diffstat (limited to 'scripts/lib/kdoc/kdoc_files.py')
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