From ebfeca47b52652d76a0335e526c8253488489165 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Mon, 16 Aug 2021 14:01:39 -0400
Subject: [PATCH] Use size_t rather than uint32_t

---
 src/mm.c | 26 +++++++++++++-------------
 src/mm.h |  2 +-
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/src/mm.c b/src/mm.c
index bfd49ae..f794801 100644
--- a/src/mm.c
+++ b/src/mm.c
@@ -14,7 +14,7 @@ static size_t mm_total_ram;
 extern uint8_t _hos_mem_start;
 extern uint8_t _hos_mem_end;
 
-static void mm_add_ram_region(uint32_t base, uint32_t size)
+static void mm_add_ram_region(size_t base, size_t size)
 {
     mm_region_entry_t * region = (mm_region_entry_t *)base;
     size_t pages = size / PAGE_SIZE;
@@ -25,7 +25,7 @@ static void mm_add_ram_region(uint32_t base, uint32_t size)
     mm_free_page_count = pages;
 }
 
-void mm_register_ram_region(uint64_t base, uint32_t size)
+void mm_register_ram_region(uint64_t base, size_t size)
 {
     size &= ~(PAGE_SIZE - 1u);
     /* Ignore any RAM region above 4GB. */
@@ -35,28 +35,28 @@ void mm_register_ram_region(uint64_t base, uint32_t size)
     }
     if ((base + size) > 0x100000000ull)
     {
-        size = (uint32_t)(0x100000000ull - base);
+        size = (size_t)(0x100000000ull - base);
     }
     /* Add regions before and after kernel RAM. */
-    uint32_t region_base = (uint32_t)base;
-    if (region_base < (uint32_t)&_hos_mem_start)
+    size_t region_base = (size_t)base;
+    if (region_base < (size_t)&_hos_mem_start)
     {
         /* RAM region begins before kernel RAM. */
-        uint32_t this_sz = size;
-        if ((region_base + this_sz) > (uint32_t)&_hos_mem_start)
+        size_t this_sz = size;
+        if ((region_base + this_sz) > (size_t)&_hos_mem_start)
         {
-            this_sz = (uint32_t)&_hos_mem_start - region_base;
+            this_sz = (size_t)&_hos_mem_start - region_base;
         }
         mm_add_ram_region(region_base, this_sz);
     }
-    if ((region_base + size) > (uint32_t)&_hos_mem_end)
+    if ((region_base + size) > (size_t)&_hos_mem_end)
     {
         /* RAM region ends after kernel RAM. */
-        uint32_t this_sz = size;
-        if (region_base < (uint32_t)&_hos_mem_end)
+        size_t this_sz = size;
+        if (region_base < (size_t)&_hos_mem_end)
         {
-            this_sz = (region_base + size) - (uint32_t)&_hos_mem_end;
-            region_base = (uint32_t)&_hos_mem_end;
+            this_sz = (region_base + size) - (size_t)&_hos_mem_end;
+            region_base = (size_t)&_hos_mem_end;
         }
         mm_add_ram_region(region_base, this_sz);
     }
diff --git a/src/mm.h b/src/mm.h
index d6c2d12..9ac0665 100644
--- a/src/mm.h
+++ b/src/mm.h
@@ -5,7 +5,7 @@
 #include <stddef.h>
 
 void mm_init(void);
-void mm_register_ram_region(uint64_t base, uint32_t size);
+void mm_register_ram_region(uint64_t base, size_t size);
 size_t mm_get_total_ram(void);
 size_t mm_get_kernel_address(void);
 size_t mm_get_kernel_size(void);