User:Demindiro/SBI: Difference between revisions

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Revision as of 17:47, 16 August 2021 (view source) osdev>Demindiro (Important note about QEMU being buggy) ← Older edit		Latest revision as of 20:38, 16 June 2024 (view source) Lukflug (talk \| contribs) No edit summary
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Line 1: {{stub\|nocat=1}} {{In Progress\|nocat=1}} Line 41: {{NoteBox \| ~~<p>~~QEMU as of 6.1.0-rc3 [https://gitlab.com/qemu-project/qemu/-/issues/493 does not handle <code>UINT64_MAX</code> properly]. To fix this, apply the following patch:~~</p>~~ <pre style="text-align:left"> diff --git a/hw/intc/sifive_clint.c b/hw/intc/sifive_clint.c Line 52: muldiv64(diff, NANOSECONDS_PER_SECOND, timebase_freq); + /* ensure next does not overflow, as timer_mod takes a signed value */ + next = ~~MAX~~MIN(next, INT64_MAX); timer_mod(cpu->env.timer, next); } Line 66: [[:Category:RISC-V]] [[Category:User drafts]]