From 773d8bb91c3d4684e3e6a76e8584e6a97eda31ec Mon Sep 17 00:00:00 2001 From: Mike Pavone Date: Sun, 8 Sep 2013 20:48:33 -0700 Subject: Revert change to VBLANK flag timing based on new direct color DMA test --- vdp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'vdp.c') diff --git a/vdp.c b/vdp.c index 35b0acb..829cb23 100644 --- a/vdp.c +++ b/vdp.c @@ -1564,7 +1564,7 @@ uint16_t vdp_control_port_read(vdp_context * context) } uint32_t line= context->cycles / MCLKS_LINE; uint32_t linecyc = context->cycles % MCLKS_LINE; - if (line >= (context->latched_mode & BIT_PAL ? PAL_ACTIVE : NTSC_ACTIVE) || context->cycles < (context->latched_mode & BIT_H40 ? 16*4 : 16*5)) { + if (line >= (context->latched_mode & BIT_PAL ? PAL_ACTIVE : NTSC_ACTIVE)) { value |= 0x8; } if (linecyc < (context->latched_mode & BIT_H40 ? HBLANK_CLEAR_H40 : HBLANK_CLEAR_H32)) { @@ -1576,6 +1576,7 @@ uint16_t vdp_control_port_read(vdp_context * context) if (context->latched_mode & BIT_PAL) {//Not sure about this, need to verify value |= 0x1; } + //printf("status read at cycle %d returned %X\n", context->cycles, value); //TODO: Sprite overflow, sprite collision, odd frame flag return value; } -- cgit v1.2.3