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comparison genesis.c @ 1130:8f14767661fa

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Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores
author Michael Pavone <pavone@retrodev.com>
date Wed, 28 Dec 2016 20:39:27 -0800
parents 928a65750345
children 9fc680b35dbb
comparison
equal deleted inserted replaced
1129:6b5c92b6205c 1130:8f14767661fa
923 ym_init(gen->ym, render_sample_rate(), gen->master_clock, MCLKS_PER_YM, render_audio_buffer(), system_opts, lowpass_cutoff); 923 ym_init(gen->ym, render_sample_rate(), gen->master_clock, MCLKS_PER_YM, render_audio_buffer(), system_opts, lowpass_cutoff);
924 924
925 gen->psg = malloc(sizeof(psg_context)); 925 gen->psg = malloc(sizeof(psg_context));
926 psg_init(gen->psg, render_sample_rate(), gen->master_clock, MCLKS_PER_PSG, render_audio_buffer(), lowpass_cutoff); 926 psg_init(gen->psg, render_sample_rate(), gen->master_clock, MCLKS_PER_PSG, render_audio_buffer(), lowpass_cutoff);
927 927
928 gen->z80 = calloc(1, sizeof(z80_context));
929 gen->zram = calloc(1, Z80_RAM_BYTES); 928 gen->zram = calloc(1, Z80_RAM_BYTES);
930 z80_map[0].buffer = gen->zram = calloc(1, Z80_RAM_BYTES); 929 z80_map[0].buffer = gen->zram = calloc(1, Z80_RAM_BYTES);
931 #ifndef NO_Z80 930 #ifndef NO_Z80
932 z80_options *z_opts = malloc(sizeof(z80_options)); 931 z80_options *z_opts = malloc(sizeof(z80_options));
933 init_z80_opts(z_opts, z80_map, 5, NULL, 0, MCLKS_PER_Z80, 0xFFFF); 932 init_z80_opts(z_opts, z80_map, 5, NULL, 0, MCLKS_PER_Z80, 0xFFFF);
934 init_z80_context(gen->z80, z_opts); 933 gen->z80 = init_z80_context(z_opts);
935 gen->z80->next_int_pulse = z80_next_int_pulse; 934 gen->z80->next_int_pulse = z80_next_int_pulse;
936 z80_assert_reset(gen->z80, 0); 935 z80_assert_reset(gen->z80, 0);
936 #else
937 gen->z80 = calloc(1, sizeof(z80_context));
937 #endif 938 #endif
938 939
939 gen->z80->system = gen; 940 gen->z80->system = gen;
940 gen->z80->mem_pointers[0] = gen->zram; 941 gen->z80->mem_pointers[0] = gen->zram;
941 gen->z80->mem_pointers[1] = gen->z80->mem_pointers[2] = (uint8_t *)main_rom; 942 gen->z80->mem_pointers[1] = gen->z80->mem_pointers[2] = (uint8_t *)main_rom;