Mercurial > repos > blastem

comparison vdp.h @ 149:139e5dcd6aa3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Make writes to control and data port block when DMA is in progress
author Mike Pavone <pavone@retrodev.com>
date Tue, 01 Jan 2013 07:06:57 -0800
parents aa3e1bb338c9
children 7504200cac86
comparison
equal deleted inserted replaced
148:4a400aec81bb 149:139e5dcd6aa3
124 //runs until the target cycle is reached or the current DMA operation has completed, whicever comes first 124 //runs until the target cycle is reached or the current DMA operation has completed, whicever comes first
125 void vdp_run_dma_done(vdp_context * context, uint32_t target_cycles); 125 void vdp_run_dma_done(vdp_context * context, uint32_t target_cycles);
126 void vdp_load_savestate(vdp_context * context, FILE * state_file); 126 void vdp_load_savestate(vdp_context * context, FILE * state_file);
127 void vdp_save_state(vdp_context * context, FILE * outfile); 127 void vdp_save_state(vdp_context * context, FILE * outfile);
128 int vdp_control_port_write(vdp_context * context, uint16_t value); 128 int vdp_control_port_write(vdp_context * context, uint16_t value);
129 void vdp_data_port_write(vdp_context * context, uint16_t value); 129 int vdp_data_port_write(vdp_context * context, uint16_t value);
130 uint16_t vdp_control_port_read(vdp_context * context); 130 uint16_t vdp_control_port_read(vdp_context * context);
131 uint16_t vdp_data_port_read(vdp_context * context); 131 uint16_t vdp_data_port_read(vdp_context * context);
132 uint16_t vdp_hv_counter_read(vdp_context * context); 132 uint16_t vdp_hv_counter_read(vdp_context * context);
133 void vdp_adjust_cycles(vdp_context * context, uint32_t deduction); 133 void vdp_adjust_cycles(vdp_context * context, uint32_t deduction);
134 134