X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=plugins%2Fgpulib%2Fgpu.c;h=ed04d7314db98eaeb1f9c2ebfc0069bf1b5514e2;hb=8659d7fd2cdb11f63724ead0997f47f4c694f8c2;hp=797431c04937f90dd5095223c71279e5a8a83942;hpb=08b333774702ffc2d6a61bb0c8d690d9946a65c7;p=pcsx_rearmed.git

diff --git a/plugins/gpulib/gpu.c b/plugins/gpulib/gpu.c
index 797431c0..ed04d731 100644
--- a/plugins/gpulib/gpu.c
+++ b/plugins/gpulib/gpu.c
@@ -606,7 +606,7 @@ void GPUwriteData(uint32_t data)
     flush_cmd_buffer();
 }
 
-long GPUdmaChain(uint32_t *rambase, uint32_t start_addr)
+long GPUdmaChain(uint32_t *rambase, uint32_t start_addr, uint32_t *progress_addr)
 {
   uint32_t addr, *list, ld_addr = 0;
   int len, left, count;
@@ -630,14 +630,28 @@ long GPUdmaChain(uint32_t *rambase, uint32_t start_addr)
     if (len > 0)
       cpu_cycles += 5 + len;
 
-    log_io(".chain %08x #%d\n", (list - rambase) * 4, len);
+    log_io(".chain %08lx #%d+%d\n",
+      (long)(list - rambase) * 4, len, gpu.cmd_len);
+    if (unlikely(gpu.cmd_len > 0)) {
+      memcpy(gpu.cmd_buffer + gpu.cmd_len, list + 1, len * 4);
+      gpu.cmd_len += len;
+      flush_cmd_buffer();
+      continue;
+    }
 
     if (len) {
       left = do_cmd_buffer(list + 1, len);
-      if (left)
-        log_anomaly("GPUdmaChain: discarded %d/%d words\n", left, len);
+      if (left) {
+        memcpy(gpu.cmd_buffer, list + 1 + len - left, left * 4);
+        gpu.cmd_len = left;
+        log_anomaly("GPUdmaChain: %d/%d words left\n", left, len);
+      }
     }
 
+    if (progress_addr) {
+      *progress_addr = addr;
+      break;
+    }
     #define LD_THRESHOLD (8*1024)
     if (count >= LD_THRESHOLD) {
       if (count == LD_THRESHOLD) {