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Add ring3 smoke tests + v0.4.0 verification checklist

enhancementNew feature or requestNew feature or request

Status: Open.

#91 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

Update user programs to use the new syscall ABI

enhancementNew feature or requestNew feature or request

Status: Open.

#90 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

User-mode fault handling and clean task termination

enhancementNew feature or requestNew feature or request

Status: Open.

#89 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

Harden SYS_WRITE with copy_from_user

enhancementNew feature or requestNew feature or request

Status: Open.

#88 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

Implement x86_64 syscall entry/exit

enhancementNew feature or requestNew feature or request

Status: Open.

#87 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

User/Kernel memory isolation

enhancementNew feature or requestNew feature or request

Status: Open.

#86 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

Run user programs in ring3

enhancementNew feature or requestNew feature or request

Status: Open.

#85 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

Add TSS + kernel stack switching for user→kernel transitions

enhancementNew feature or requestNew feature or request

Status: Open.

#84 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

v0.4.0 Run user programs in ring3

Status: Open.

#83 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 22, 2026

·  

v0.4.0

[help wanted] Add robust error codes for FAT operations

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#80 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 17, 2026

[good first issue] Centralize shell command metadata

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#79 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 17, 2026

[good first issue] Add command history and basic line editing in shell

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#78 In dmarro89/go-dav-os;

· dmarro89 opened on Feb 17, 2026