URL https://opencores.org/ocsvn/srdydrdy_lib/srdydrdy_lib/trunk

Subversion Repositories srdydrdy_lib

[/] [srdydrdy_lib/] [trunk/] [rtl/] [verilog/] [utility/] [sd_scoreboard_fsm.v] - Diff between revs 18 and 19

Rev 18	Rev 19
Line 79...	Line 79...

`nxt_state[s_read] = 0;`	`nxt_state[s_read] = 0;`

`if (state[s_idle])`	`if (state[s_idle])`
`begin`	`begin`
`if (ip_srdy & (ip_req_type==1))`	`if (state[s_read] & !ic_drdy)`
	`begin`
	`// output is busy, stall`
	`end`
	`else if (ip_srdy & (ip_req_type==1))`
`begin`	`begin`
`if ((use_mask==0) \| (ip_mask=={width{1'b1}}))`	`if ((use_mask==0) \| (ip_mask=={width{1'b1}}))`
`begin`	`begin`
`ip_drdy = 1;`	`ip_drdy = 1;`
`wr_en = 1;`	`wr_en = 1;`
Line 94...	Line 98...
`rd_en = 1;`	`rd_en = 1;`
`nxt_state[s_rdmod] = 1;`	`nxt_state[s_rdmod] = 1;`
`nxt_state[s_idle] = 0;`	`nxt_state[s_idle] = 0;`
`end`	`end`
`end`	`end`
`else if (ip_srdy & (ip_req_type==0) & (!state[s_read] \| ic_drdy))`	`else if (ip_srdy & (ip_req_type==0))`
`begin`	`begin`
`rd_en = 1;`	`rd_en = 1;`
`nxt_state[s_read] = 1;`	`nxt_state[s_read] = 1;`
`nxt_txid = ip_txid;`	`nxt_txid = ip_txid;`
`ip_drdy = 1;`	`ip_drdy = 1;`