Mercurial > repos > blastem
diff z80_to_x86.h @ 744:fc68992cf18d
Merge windows branch with latest changes
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Thu, 28 May 2015 21:19:55 -0700 |
parents | 539d12fa6a4d |
children | ab017fb09e77 |
line wrap: on
line diff
--- a/z80_to_x86.h Thu May 28 21:09:33 2015 -0700 +++ b/z80_to_x86.h Thu May 28 21:19:55 2015 -0700 @@ -9,7 +9,11 @@ #include "backend.h" #define ZNUM_MEM_AREAS 4 +#ifdef Z80_LOG_ADDRESS +#define ZMAX_NATIVE_SIZE 255 +#else #define ZMAX_NATIVE_SIZE 128 +#endif enum { ZF_C = 0, @@ -21,14 +25,29 @@ ZF_NUM }; +typedef void (*z80_run_fun)(void * context); + typedef struct { - uint8_t * cur_code; - uint8_t * code_end; - uint8_t *ram_inst_sizes; - deferred_addr * deferred; + cpu_options gen; + code_ptr save_context_scratch; + code_ptr load_context_scratch; + code_ptr native_addr; + code_ptr retrans_stub; + code_ptr do_sync; + code_ptr read_8; + code_ptr write_8; + code_ptr read_8_noinc; + code_ptr write_8_noinc; + code_ptr read_16; + code_ptr write_16_highfirst; + code_ptr write_16_lowfirst; + code_ptr read_io; + code_ptr write_io; + uint32_t flags; int8_t regs[Z80_UNUSED]; -} x86_z80_options; + z80_run_fun run; +} z80_options; typedef struct { void * native_pc; @@ -51,23 +70,40 @@ uint32_t int_cycle; native_map_slot * static_code_map; native_map_slot * banked_code_map; - void * options; + z80_options * options; void * system; uint8_t ram_code_flags[(8 * 1024)/128/8]; uint32_t int_enable_cycle; uint16_t pc; + uint32_t int_pulse_start; + uint32_t int_pulse_end; + uint8_t breakpoint_flags[(16 * 1024)/sizeof(uint8_t)]; + uint8_t * bp_handler; + uint8_t * bp_stub; + uint8_t * interp_code[256]; + uint8_t reset; + uint8_t busreq; + uint8_t busack; } z80_context; void translate_z80_stream(z80_context * context, uint32_t address); -void init_x86_z80_opts(x86_z80_options * options); -void init_z80_context(z80_context * context, x86_z80_options * options); -uint8_t * z80_get_native_address(z80_context * context, uint32_t address); -uint8_t * z80_get_native_address_trans(z80_context * context, uint32_t address); +void init_z80_opts(z80_options * options, memmap_chunk const * chunks, uint32_t num_chunks, uint32_t clock_divider); +void init_z80_context(z80_context * context, z80_options * options); +code_ptr z80_get_native_address(z80_context * context, uint32_t address); +code_ptr z80_get_native_address_trans(z80_context * context, uint32_t address); z80_context * z80_handle_code_write(uint32_t address, z80_context * context); -void z80_run(z80_context * context); void z80_reset(z80_context * context); void zinsert_breakpoint(z80_context * context, uint16_t address, uint8_t * bp_handler); void zremove_breakpoint(z80_context * context, uint16_t address); +void z80_run(z80_context * context, uint32_t target_cycle); +void z80_assert_reset(z80_context * context, uint32_t cycle); +void z80_clear_reset(z80_context * context, uint32_t cycle); +void z80_assert_busreq(z80_context * context, uint32_t cycle); +void z80_clear_busreq(z80_context * context, uint32_t cycle); +uint8_t z80_get_busack(z80_context * context, uint32_t cycle); +void z80_adjust_cycles(z80_context * context, uint32_t deduction); +//to be provided by system code +void z80_next_int_pulse(z80_context * z_context); #endif //Z80_TO_X86_H_