- Do not hardcode the number of XMS memory blocks that can map the HMA. It should be function of the MAX_ADDRESS value of our emulator.
- Require that MAX_ADDRESS should be greater or equal than 1 MB.
svn path=/trunk/; revision=69323
/* DEFINITIONS ****************************************************************/
#define XMS_ADDRESS 0x110000 // Just above HMA
-#define XMS_BLOCKS 0x3BC0 // XMS_ADDRESS + (XMS_BLOCKS * XMS_BLOCK_SIZE) == 16 MB
#define XMS_BLOCK_SIZE 1024
+#define XMS_BLOCKS ((MAX_ADDRESS - XMS_ADDRESS) / XMS_BLOCK_SIZE)
#define XMS_MAX_HANDLES 16 // Specification: min 1, max 128, default 32
#define XMS_STATUS_SUCCESS 0x00
#define MAX_SEGMENT 0xFFFF
#define MAX_OFFSET 0xFFFF
#define MAX_ADDRESS 0x1000000 // 16 MB of RAM; see also: kernel32/client/vdm.c!BaseGetVdmConfigInfo
+C_ASSERT(0x100000 <= MAX_ADDRESS); // A minimum of 1 MB is required for PC emulation.
#define SEG_OFF_TO_PTR(seg, off) \
(PVOID)((ULONG_PTR)BaseAddress + TO_LINEAR((seg), (off)))