Mercurial > repos > blastem
changeset 1181:0928b68fef2a
Update gst loader to deal with VDP changes
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Tue, 17 Jan 2017 19:01:13 -0800 |
| parents | e2b81a0f8fd8 |
| children | 2a799f24563f |
| files | gst.c |
| diffstat | 1 files changed, 6 insertions(+), 3 deletions(-) [+] |
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--- a/gst.c Tue Jan 17 19:01:04 2017 -0800 +++ b/gst.c Tue Jan 17 19:01:13 2017 -0800 @@ -222,11 +222,14 @@ { uint8_t tmp_buf[VRAM_SIZE]; fseek(state_file, GST_VDP_REGS, SEEK_SET); - if (fread(context->regs, 1, VDP_REGS, state_file) != VDP_REGS) { + if (fread(tmp_buf, 1, VDP_REGS, state_file) != VDP_REGS) { fputs("Failed to read VDP registers from savestate\n", stderr); return 0; } - context->double_res = (context->regs[REG_MODE_4] & (BIT_INTERLACE | BIT_DOUBLE_RES)) == (BIT_INTERLACE | BIT_DOUBLE_RES); + for (uint16_t i = 0; i < VDP_REGS; i++) + { + vdp_control_port_write(context, 0x8000 | (i << 8) | tmp_buf[i]); + } latch_mode(context); if (fread(tmp_buf, 1, CRAM_SIZE*2, state_file) != CRAM_SIZE*2) { fputs("Failed to read CRAM from savestate\n", stderr); @@ -234,7 +237,7 @@ } for (int i = 0; i < CRAM_SIZE; i++) { uint16_t value; - write_cram(context, i, (tmp_buf[i*2+1] << 8) | tmp_buf[i*2]); + write_cram(context, i*2, (tmp_buf[i*2+1] << 8) | tmp_buf[i*2]); } if (fread(tmp_buf, 2, VSRAM_SIZE, state_file) != VSRAM_SIZE) { fputs("Failed to read VSRAM from savestate\n", stderr);