--- uae/src/include/memory.h 2018/04/24 16:42:26 1.1.1.4 +++ uae/src/include/memory.h 2018/04/24 17:18:48 1.1.1.13 @@ -6,14 +6,8 @@ * Copyright 1995 Bernd Schmidt */ -/* Enabling this adds one additional native memory reference per 68k memory - * access, but saves one shift (on the x86). Enabling this is probably - * better for the cache. My favourite benchmark (PP2) doesn't show a - * difference, so I leave this enabled. */ - -#if 1 || defined SAVE_MEMORY -#define SAVE_MEMORY_BANKS -#endif +extern void memory_reset (void); +extern void a1000_reset (void); typedef uae_u32 (*mem_get_func)(uaecptr) REGPARAM; typedef void (*mem_put_func)(uaecptr, uae_u32) REGPARAM; @@ -49,6 +43,11 @@ extern uae_u32 allocated_a3000mem; #define kickmem_start 0x00F80000 extern int ersatzkickfile; +extern int cloanto_rom; +extern uae_u16 kickstart_version; +extern int uae_boot_rom, uae_boot_rom_size; + +extern uae_u8* baseaddr[]; typedef struct { /* These ones should be self-explanatory... */ @@ -64,9 +63,16 @@ typedef struct { * that the pointer points to an area of at least the specified size. * This is used for example to translate bitplane pointers in custom.c */ check_func check; + /* For those banks that refer to real memory, we can save the whole trouble + of going through function calls, and instead simply grab the memory + ourselves. This holds the memory address where the start of memory is + for this particular bank. */ + uae_u8 *baseaddr; + const char *name; } addrbank; -extern uae_u8 filesysory[65536]; +extern uae_u8 *filesysory; +extern uae_u8 *rtarea; extern addrbank chipmem_bank; extern addrbank kickmem_bank; @@ -77,6 +83,10 @@ extern addrbank rtarea_bank; extern addrbank expamem_bank; extern addrbank fastmem_bank; extern addrbank gfxmem_bank; +extern addrbank gayle_bank; +extern addrbank gayle2_bank; +extern addrbank gayle_attr_bank; +extern addrbank mbres_bank; extern void rtarea_init (void); extern void rtarea_setup (void); @@ -95,18 +105,21 @@ extern uae_u8 *default_xlate(uaecptr add #define bankindex(addr) (((uaecptr)(addr)) >> 16) -#ifdef SAVE_MEMORY_BANKS extern addrbank *mem_banks[65536]; +extern uae_u8 *baseaddr[65536]; #define get_mem_bank(addr) (*mem_banks[bankindex(addr)]) -#define put_mem_bank(addr, b) (mem_banks[bankindex(addr)] = (b)) -#else -extern addrbank mem_banks[65536]; -#define get_mem_bank(addr) (mem_banks[bankindex(addr)]) -#define put_mem_bank(addr, b) (mem_banks[bankindex(addr)] = *(b)) -#endif - -extern void memory_init(void); -extern void map_banks(addrbank *bank, int first, int count); +#define put_mem_bank(addr, b, realstart) do { \ + (mem_banks[bankindex(addr)] = (b)); \ + if ((b)->baseaddr) \ + baseaddr[bankindex(addr)] = (b)->baseaddr - (realstart); \ + else \ + baseaddr[bankindex(addr)] = (uae_u8*)(((long)b)+1); \ +} while (0) + +extern void memory_init (void); +extern void memory_cleanup (void); +extern void map_banks (addrbank *bank, int first, int count, int realsize); +extern void map_overlay (int chip); #ifndef NO_INLINE_MEMORY_ACCESS @@ -141,37 +154,135 @@ extern void byteput(uaecptr addr, uae_u3 #endif -static __inline__ uae_u32 get_long(uaecptr addr) +STATIC_INLINE uae_u32 get_long (uaecptr addr) { return longget_1(addr); } -static __inline__ uae_u32 get_word(uaecptr addr) +STATIC_INLINE uae_u32 get_word (uaecptr addr) { return wordget_1(addr); } -static __inline__ uae_u32 get_byte(uaecptr addr) +STATIC_INLINE uae_u32 get_byte (uaecptr addr) { return byteget_1(addr); } -static __inline__ void put_long(uaecptr addr, uae_u32 l) + +/* + * Read a host pointer from addr + */ +#if SIZEOF_VOID_P == 4 +# define get_pointer(addr) ((void *)get_long (addr)) +#else +# if SIZEOF_VOID_P == 8 +STATIC_INLINE void *get_pointer (uaecptr addr) +{ + const unsigned int n = SIZEOF_VOID_P / 4; + union { + void *ptr; + uae_u32 longs[SIZEOF_VOID_P / 4]; + } p; + unsigned int i; + + for (i = 0; i < n; i++) { +#ifdef WORDS_BIGENDIAN + p.longs[i] = get_long (addr + i * 4); +#else + p.longs[n - 1 - i] = get_long (addr + i * 4); +#endif + } + return p.ptr; +} +# else +# error "Unknown or unsupported pointer size." +# endif +#endif + +STATIC_INLINE void put_long (uaecptr addr, uae_u32 l) { longput_1(addr, l); } -static __inline__ void put_word(uaecptr addr, uae_u32 w) +STATIC_INLINE void put_word (uaecptr addr, uae_u32 w) { wordput_1(addr, w); } -static __inline__ void put_byte(uaecptr addr, uae_u32 b) +STATIC_INLINE void put_byte (uaecptr addr, uae_u32 b) { byteput_1(addr, b); } -static __inline__ uae_u8 *get_real_address(uaecptr addr) +/* + * Store host pointer v at addr + */ +#if SIZEOF_VOID_P == 4 +# define put_pointer(addr, p) (put_long ((addr), (uae_u32)(p))) +#else +# if SIZEOF_VOID_P == 8 +STATIC_INLINE void put_pointer (uaecptr addr, void *v) +{ + const unsigned int n = SIZEOF_VOID_P / 4; + union { + void *ptr; + uae_u32 longs[SIZEOF_VOID_P / 4]; + } p; + unsigned int i; + + p.ptr = v; + + for (i = 0; i < n; i++) { +#ifdef WORDS_BIGENDIAN + put_long (addr + i * 4, p.longs[i]); +#else + put_long (addr + i * 4, p.longs[n - 1 - i]); +#endif + } +} +# endif +#endif + +STATIC_INLINE uae_u8 *get_real_address (uaecptr addr) { return get_mem_bank(addr).xlateaddr(addr); } -static __inline__ int valid_address(uaecptr addr, uae_u32 size) +STATIC_INLINE int valid_address(uaecptr addr, uae_u32 size) { return get_mem_bank(addr).check(addr, size); } + +/* For faster access in custom chip emulation. */ +extern uae_u32 chipmem_lget (uaecptr) REGPARAM; +extern uae_u32 chipmem_wget (uaecptr) REGPARAM; +extern uae_u32 chipmem_bget (uaecptr) REGPARAM; +extern void chipmem_lput (uaecptr, uae_u32) REGPARAM; +extern void chipmem_wput (uaecptr, uae_u32) REGPARAM; +extern void chipmem_bput (uaecptr, uae_u32) REGPARAM; + +extern uae_u32 chipmem_agnus_wget (uaecptr) REGPARAM; +extern void chipmem_agnus_wput (uaecptr, uae_u32) REGPARAM; + +#ifdef NATMEM_OFFSET + +typedef struct shmpiece_reg { + uae_u8 *native_address; + int id; + uae_u32 size; + struct shmpiece_reg *next; + struct shmpiece_reg *prev; +} shmpiece; + +extern shmpiece *shm_start; +extern int canbang; + +#endif + +extern uae_u8 *mapped_malloc (size_t, char *); +extern void mapped_free (uae_u8 *); +extern void memory_hardreset (void); + +uaecptr strcpyha_safe (uaecptr dst, const char *src); +uaecptr strncpyha_safe (uaecptr dst, const char *src, int size); +extern char *strcpyah_safe (char *dst, uaecptr src); +extern void memcpyha_safe (uaecptr dst, const uae_u8 *src, int size); +extern void memcpyha (uaecptr dst, const uae_u8 *src, int size); +extern void memcpyah_safe (uae_u8 *dst, uaecptr src, int size); +extern void memcpyah (uae_u8 *dst, uaecptr src, int size);