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authorKartik K. Agaram <vc@akkartik.com>2021-04-18 10:39:21 -0700
committerKartik K. Agaram <vc@akkartik.com>2021-04-18 11:56:10 -0700
commit6e6e840e88a5d28067ac650fd5b6dc938cb53709 (patch)
tree733a9cb4406fdf41c50769c88a48983ce3e8daef
parentd94821d301b5ea89221e8164382a03e72ac26851 (diff)
downloadmu-6e6e840e88a5d28067ac650fd5b6dc938cb53709.tar.gz
experiment: expand heap
-rw-r--r--120allocate.subx2
-rw-r--r--boot.subx5
2 files changed, 4 insertions, 3 deletions
diff --git a/120allocate.subx b/120allocate.subx
index 38c4110b..502271ff 100644
--- a/120allocate.subx
+++ b/120allocate.subx
@@ -28,7 +28,7 @@ Heap:  # allocation-descriptor
   # curr
   0x01000000/imm32  # 16 MB
   # limit
-  0x02000000/imm32  # 32 MB
+  0xc0000000/imm32  # 64 MB
 
 Next-alloc-id:  # int
   0x100/imm32  # save a few alloc ids for fake handles
diff --git a/boot.subx b/boot.subx
index db36f88e..9110a8ba 100644
--- a/boot.subx
+++ b/boot.subx
@@ -17,9 +17,10 @@
 # Memory map of a Mu computer:
 #   code: currently 4 tracks loaded from the primary disk to [0x00007c00, 0x00048600)
 #   stack: grows down from 0x00070000
-#   heap: [0x01000000, 0x02000000)
+#   heap: [0x01000000, 0xc0000000)
 #     see 120allocate.subx
-# Consult https://wiki.osdev.org/Memory_Map_(x86) before modifying any of this.
+# Consult https://wiki.osdev.org/Memory_Map_(x86) before modifying any of
+# this. And don't forget to keep *stack-debug.subx in sync.
 
 == code