[PR #2235] [MERGED] liverpool: Implement PM4 MEM_SEMAPHORE. #2585

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opened 2026-02-27 22:00:29 +03:00 by kerem · 0 comments

kerem commented

2026-02-27 22:00:29 +03:00

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📋 Pull Request Information

Original PR: https://github.com/shadps4-emu/shadPS4/pull/2235
Author: @squidbus
Created: 1/24/2025
Status: ✅ Merged
Merged: 1/25/2025
Merged by: @squidbus

Base: main ← Head: memsem

📝 Commits (1)

207f9ae liverpool: Implement PM4 MEM_SEMAPHORE.

📊 Changes

2 files changed (+85 additions, -0 deletions)

View changed files

📝 src/video_core/amdgpu/liverpool.cpp (+24 -0)
📝 src/video_core/amdgpu/pm4_cmds.h (+61 -0)

📄 Description

Implements the MEM_SEMAPHORE PM4 packet, which signals or yields for wait on a memory address semaphore value.

Used by CUSA01047

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/shadps4-emu/shadPS4/pull/2235 **Author:** [@squidbus](https://github.com/squidbus) **Created:** 1/24/2025 **Status:** ✅ Merged **Merged:** 1/25/2025 **Merged by:** [@squidbus](https://github.com/squidbus) **Base:** `main` ← **Head:** `memsem` --- ### 📝 Commits (1) - [`207f9ae`](https://github.com/shadps4-emu/shadPS4/commit/207f9ae37aff10c6442746251971d205605ed5e7) liverpool: Implement PM4 MEM_SEMAPHORE. ### 📊 Changes **2 files changed** (+85 additions, -0 deletions) <details> <summary>View changed files</summary> 📝 `src/video_core/amdgpu/liverpool.cpp` (+24 -0) 📝 `src/video_core/amdgpu/pm4_cmds.h` (+61 -0) </details> ### 📄 Description Implements the `MEM_SEMAPHORE` PM4 packet, which signals or yields for wait on a memory address semaphore value. Used by CUSA01047 --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>