diff options
| author | Alexey 'Cluster' Avdyukhin <clusterrr@clusterrr.com> | 2021-06-30 13:02:08 +0300 |
|---|---|---|
| committer | Alexey 'Cluster' Avdyukhin <clusterrr@clusterrr.com> | 2021-06-30 13:02:08 +0300 |
| commit | 9ec406d9f14b2e2d0922de440ed5a58c66d353c6 (patch) | |
| tree | f07a00901515e4f1236282cda9d28493a853f774 | |
| parent | 3ef421a3857d320d34bfee4a5755e331f2025781 (diff) | |
Mapper #89 support
| -rw-r--r-- | CoolGirl_config.vh | 1 | ||||
| -rw-r--r-- | CoolGirl_mappers.vh | 8 |
2 files changed, 9 insertions, 0 deletions
diff --git a/CoolGirl_config.vh b/CoolGirl_config.vh index 6e34a2f..84f247e 100644 --- a/CoolGirl_config.vh +++ b/CoolGirl_config.vh @@ -26,6 +26,7 @@ parameter ENABLE_MAPPER_078 = 1, // mapper #078 - Irem: Holy Diver a parameter ENABLE_MAPPER_079_113_146 = 0, // mappers #079, #113, #146 - NINA-03/06 and Sachen 3015
parameter ENABLE_MAPPER_083 = 0, // mapper #083 - Cony/Yoko, submapper #0 only
parameter ENABLE_MAPPER_087 = 1, // mapper #087 - Jaleco +parameter ENABLE_MAPPER_089 = 0, // mapper #089 - Sunsoft-2 chip on the Sunsoft-3 board: Mito Koumon parameter ENABLE_MAPPER_090 = 1, // mapper #090 - JY (partical support): Aladdin only parameter ENABLE_MAPPER_090_ACCURATE_IRQ = 0,// mapper #090 accurate IRQs: for Super Mario World parameter ENABLE_MAPPER_090_MULTIPLIER = 0, // mapper #090 multiplier: for Super Mario World protection check diff --git a/CoolGirl_mappers.vh b/CoolGirl_mappers.vh index 0846b3e..34d6ef5 100644 --- a/CoolGirl_mappers.vh +++ b/CoolGirl_mappers.vh @@ -1362,6 +1362,14 @@ begin mapper67_irq_out <= 0; end end + + // Mapper #89 - Sunsoft-2 chip on the Sunsoft-3 board + if (ENABLE_MAPPER_089 && (mapper == 6'b100101)) + begin + prg_bank_a[3:1] <= cpu_data_in[6:4]; + chr_bank_a[6:3] <= {cpu_data_in[7], cpu_data_in[2:0]}; + mirroring[1:0] <= {1'b1, cpu_data_in[3]}; + end end // romsel end // write |