#!/bin/sh
# Fetch the upstream F32 disassembler used by the RLC/SDMA analysis, and apply our
# one-hunk fix. Not tracked: upstream work, no LICENSE file in the repo, and
# regenerable.
#
#   ref/radeon-tools/f32/f32dis.py   fail0verflow's F32 disassembler (CI-era CP/RLC)
#
# Pinned to the commit this analysis was done against. The patch makes
# out-of-range branch targets print as addresses instead of the string "True";
# see f32dis-loc.patch for why that matters.
set -e
cd "$(dirname "$0")"
mkdir -p ref

# Positive controls for f32_audit.py --selftest: CI-era blobs the upstream
# disassembler was actually written for. Without these the selftest can only run
# its negative controls.
LF=https://gitlab.com/kernel-firmware/linux-firmware/-/raw/main/radeon
for f in BONAIRE_rlc.bin BONAIRE_pfp.bin BONAIRE_mec.bin; do
  [ -f "ref/$f" ] || curl -sS -f -o "ref/$f" "$LF/$f" || echo "warn: could not fetch $f"
done
PIN=e2eb366
if [ ! -d ref/radeon-tools/.git ]; then
  git clone https://github.com/fail0verflow/radeon-tools ref/radeon-tools
fi
cd ref/radeon-tools
git fetch --all -q || true
git checkout -q "$PIN" 2>/dev/null || echo "note: pinned commit $PIN not found, using default branch"
cd f32
if patch --dry-run -p1 -s -i ../../../f32dis-loc.patch >/dev/null 2>&1; then
  patch -p1 -i ../../../f32dis-loc.patch
  echo "applied f32dis-loc.patch"
else
  echo "f32dis-loc.patch already applied (or does not apply) -- check manually"
fi