Kernel/arm7 - Fixing, manages to start pmm init

[tpg/acess2.git] / Kernel / arch / arm7 / include / mm_virt.h

diff --git a/Kernel/arch/arm7/include/mm_virt.h b/Kernel/arch/arm7/include/mm_virt.h
index 27bfbfd..b57e45c 100644 (file)
--- a/Kernel/arch/arm7/include/mm_virt.h
+++ b/Kernel/arch/arm7/include/mm_virt.h
@@ -18,7 +18,7 @@
 // First level table is aligned to 16KiB (restriction of TTBR reg)
 // - VMSAv6 uses two TTBR regs, determined by bit 31
 
-#define KERNEL_BASE    0x80000000      // 2GiB
+//#define KERNEL_BASE  0x80000000      // 2GiB
 
 #define MM_KHEAP_BASE  0x80800000      // 8MiB of kernel code
 #define MM_KHEAP_MAX   0xC0000000      // ~1GiB of kernel heap
@@ -26,8 +26,18 @@
 #define MM_MODULE_MIN  0xC0000000      // - 0xD0000000
 #define MM_MODULE_MAX  0xD0000000
 
-#define MM_KHEAP_MIN   0xE0000000
-#define MM_KHEAP_MAX   0xF0000000
+// PMM Data, giving it 256MiB is overkill, but it's unused atm
+#define MM_MAXPHYSPAGE (1024*1024)
+// 2^(32-12) max pages
+// 8.125 bytes per page (for bitmap allocation)
+// = 8.125 MiB
+#define MM_PMM_BASE    0xE0000000
+#define MM_PMM_END     0xF0000000
+
+#define MM_HWMAP_BASE  0xF0000000      // Ent 0xF00
+#define MM_HWMAP_END   0xFE000000
+#define MM_TMPMAP_BASE 0xFE000000
+#define MM_TMPMAP_END  0xFF000000
 
 #define MM_KERNEL_VFS  0xFF000000      // 
 #define MM_TABLE1KERN  0xFF800000      // - 0x???????? 4MiB