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diff --git a/website/content/en/status/report-2022-07-2022-09/bhyve-debug-server-enhancements.adoc b/website/content/en/status/report-2022-07-2022-09/bhyve-debug-server-enhancements.adoc new file mode 100644 index 0000000000..bc3f14f68f --- /dev/null +++ b/website/content/en/status/report-2022-07-2022-09/bhyve-debug-server-enhancements.adoc @@ -0,0 +1,24 @@ +=== bhyve debug server enhancements + +Links: + +link: https://wiki.freebsd.org/SummerOfCode2022Projects/BhyveDebugServerEnhancements[Wiki project page] + +link: https://reviews.freebsd.org/D35826[Differential] + +Contact: Bojan Novković <bojan.novkovic@kset.org> + +The goal of this project was to enhance the functionality of bhyve’s debug server. +Several existing features related to single-stepping are tied to Intel-specific VM mechanisms, which severely impairs bhyve’s debugging functionality on other x86 platforms. +The first goal dealt with extending single-stepping support to AMD hosts. +The second goal was to add support for hardware watchpoints using the guest OS's hardware debugging registers. + +The project was carried out under Google's Summer of Code program and was finished around the end of July. +The project's wiki also contains detailed documentation regarding several implemented mechanisms. + +The changes can be summarized as follows: + +* Support for placing software breakpoints inside virtual machines on AMD platforms, +* Support for single-stepping virtual machines on AMD platforms, +* Support for placing hardware watchpoints inside virtual machines on Intel and AMD platforms. + +Any feedback, comments and discussions are welcome and would be greatly appreciated. + +Sponsor: Google Summer of Code |