From 7c2ec22e495a4e23173f4738d6a703ed83f898c6 Mon Sep 17 00:00:00 2001
From: RichardG867 <richardg867@gmail.com>
Date: Tue, 11 Apr 2023 12:02:38 -0300
Subject: [PATCH] mem: Add memory map logging

---
 src/mem/mem.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/src/mem/mem.c b/src/mem/mem.c
index 9de4a670f..eaf7b58f6 100644
--- a/src/mem/mem.c
+++ b/src/mem/mem.c
@@ -2313,6 +2313,56 @@ mem_mapping_recalc(uint64_t base, uint64_t size)
     }
 
     flushmmucache_cr3();
+
+#ifdef ENABLE_MEM_LOG
+    pclog("\nMemory map:\n");
+    mem_mapping_t *write = (mem_mapping_t *) -1, *read = (mem_mapping_t *) -1, *write_bus = (mem_mapping_t *) -1, *read_bus = (mem_mapping_t *) -1;
+    for (c = 0; c < (sizeof(write_mapping) / sizeof(write_mapping[0])); c++) {
+        if ((write_mapping[c] == write) && (read_mapping[c] == read) && (write_mapping_bus[c] == write_bus) && (read_mapping_bus[c] == read_bus))
+            continue;
+        write = write_mapping[c];
+        read = read_mapping[c];
+        write_bus = write_mapping_bus[c];
+        read_bus = read_mapping_bus[c];
+
+        pclog("%08X | ", c << MEM_GRANULARITY_BITS);
+        if (read) {
+            pclog("R%c%c%c %08X+% 8X",
+                read->read_b ? 'b' : ' ', read->read_w ? 'w' : ' ', read->read_l ? 'l' : ' ',
+                read->base, read->size);
+        } else {
+            pclog("                      ");
+        }
+        if (write) {
+            pclog(" | W%c%c%c %08X+% 8X",
+                write->write_b ? 'b' : ' ', write->write_w ? 'w' : ' ', write->write_l ? 'l' : ' ',
+                write->base, write->size);
+        } else {
+            pclog(" |                       ");
+        }
+        pclog(" | %c\n", _mem_exec[c] ? 'X' : ' ');
+
+        if ((write != write_bus) || (read != read_bus)) {
+            pclog("   ^ bus | ");
+            if (read_bus) {
+                pclog("R%c%c%c %08X+% 8X",
+                    read_bus->read_b ? 'b' : ' ', read_bus->read_w ? 'w' : ' ', read_bus->read_l ? 'l' : ' ',
+                    read_bus->base, read_bus->size);
+            } else {
+                pclog("                      ");
+            }
+            if (write_bus) {
+                pclog(" | W%c%c%c %08X+% 8X",
+                    write_bus->write_b ? 'b' : ' ', write_bus->write_w ? 'w' : ' ', write_bus->write_l ? 'l' : ' ',
+                    write_bus->base, write_bus->size);
+            } else {
+                pclog(" |                       ");
+            }
+            pclog(" |\n");
+        }
+    }
+    pclog("\n");
+#endif
 }
 
 void