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| author | Andreas Baumann <mail@andreasbaumann.cc> | 2020-12-12 20:14:45 +0100 |
|---|---|---|
| committer | Andreas Baumann <mail@andreasbaumann.cc> | 2020-12-12 20:14:45 +0100 |
| commit | 8dde478cfc2174f198290be40a633a4c9c9db833 (patch) | |
| tree | f3ebae298dc285fd407093efbf774a684f520867 /emu/6502.h | |
| parent | 1269d11d15f1014b7ac87fc2bb2c76367404e16c (diff) | |
| download | 6502-8dde478cfc2174f198290be40a633a4c9c9db833.tar.gz 6502-8dde478cfc2174f198290be40a633a4c9c9db833.tar.bz2 | |
some more testing
Diffstat (limited to 'emu/6502.h')
| -rw-r--r-- | emu/6502.h | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -83,6 +83,7 @@ enum { void cpu_6502_init( cpu_6502_t *cpu, bus_t *bus, bool initialize ); void cpu_6502_reset( cpu_6502_t *cpu ); + uint8_t cpu_6502_read_byte( cpu_6502_t *cpu, uint16_t addr ); uint16_t cpu_6502_read_word( cpu_6502_t *cpu, uint16_t addr ); void cpu_6502_write_byte( cpu_6502_t *cpu, uint16_t addr, uint8_t data ); @@ -90,12 +91,23 @@ void cpu_6502_push_byte( cpu_6502_t *cpu, uint8_t data ); void cpu_6502_push_word( cpu_6502_t *cpu, uint16_t data ); uint8_t cpu_6502_pop_byte( cpu_6502_t *cpu ); uint16_t cpu_6502_pop_word( cpu_6502_t *cpu ); + void cpu_6502_run( cpu_6502_t *cpu, int steps ); void cpu_6502_step( cpu_6502_t *cpu ); + void cpu_6502_get_opcode_mnemonic( cpu_6502_t *cpu, char *buf, int buflen, uint16_t addr ); +void cpu_6502_print_debug( cpu_6502_t *cpu ); void cpu_6502_print_state( cpu_6502_t *cpu, uint16_t addr ); void cpu_6502_print_memory( cpu_6502_t *cpu, uint16_t base, uint8_t size ); void cpu_6502_print_stack( cpu_6502_t *cpu ); void cpu_6502_print_zerop_page( cpu_6502_t *cpu ); +bool cpu_6502_is_negative( cpu_6502_t *cpu ); +bool cpu_6502_is_overflow( cpu_6502_t *cpu ); +bool cpu_6502_is_brk( cpu_6502_t *cpu ); +bool cpu_6502_is_decimal( cpu_6502_t *cpu ); +bool cpu_6502_is_interrupt( cpu_6502_t *cpu ); +bool cpu_6502_is_zero( cpu_6502_t *cpu ); +bool cpu_6502_is_carry( cpu_6502_t *cpu ); + #endif |