#define CPU_TLB_SIZE 256
typedef struct CPUTLBEntry {
- uint32_t address;
- uint32_t addend;
+ /* bit 31 to TARGET_PAGE_BITS : virtual address
+ bit TARGET_PAGE_BITS-1..IO_MEM_SHIFT : if non zero, memory io
+ zone number
+ bit 3 : indicates that the entry is invalid
+ bit 2..0 : zero
+ */
+ uint32_t address;
+ /* addend to virtual address to get physical address */
+ uint32_t addend;
} CPUTLBEntry;
#endif