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[/] [srdydrdy_lib/] [trunk/] [rtl/] [verilog/] [utility/] [sd_bpdrop.v] - Diff between revs 26 and 28

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Rev 26	Rev 28
Line 29...	Line 29...
`#(parameter cnt_sz = 3)`	`#(parameter cnt_sz = 3)`
`(`	`(`
`input clk,`	`input clk,`
`input reset,`	`input reset,`

	`input g_enable,`
`input [cnt_sz-1:0] g_max_count,`	`input [cnt_sz-1:0] g_max_count,`
	`output reg g_drop, // token frame was sunk`

`input c_srdy,`	`input c_srdy,`
`input c_fr_start, // start of frame signal`	`input c_fr_start, // start of frame signal`
`input c_fr_end, // end of frame signal`	`input c_fr_end, // end of frame signal`
`output reg nc_drdy,`	`output reg nc_drdy,`
Line 51...	Line 53...
`begin`	`begin`
`nc_drdy = 0;`	`nc_drdy = 0;`
`np_srdy = 0;`	`np_srdy = 0;`
`nxt_state = state;`	`nxt_state = state;`
`nxt_count = count;`	`nxt_count = count;`
	`g_drop = 0;`

`case (state)`	`case (state)`
`s_idle :`	`s_idle :`
`begin`	`begin`
	`if (!g_enable)`
`if (c_srdy & c_fr_start)`	`begin`
	`nc_drdy = p_drdy;`
	`np_srdy = c_srdy;`
	`end`
	`else if (c_srdy & c_fr_start)`
`begin`	`begin`
	`np_srdy = 1;`
`if (p_drdy)`	`if (p_drdy)`
`begin`	`begin`
`nc_drdy = 1;`	`nc_drdy = 1;`
`np_srdy = 1;`
`nxt_state = s_xfer;`	`nxt_state = s_xfer;`
`end`	`end`
`else`	`else`
`begin`	`begin`
`nxt_count = count + 1;`	`nxt_count = count + 1;`
`if (count >= g_max_count)`	`if (count >= g_max_count)`
`begin`	`begin`
`nc_drdy = 1;`	`nc_drdy = 1;`
`nxt_state = s_sink;`	`nxt_state = s_sink;`
	`g_drop = 1;`
`end`	`end`
`end`	`end`
`end`	`end`
`else`	`else`
`begin`	`begin`
Line 87...	Line 95...
`end // case: s_idle`	`end // case: s_idle`

`s_xfer :`	`s_xfer :`
`begin`	`begin`
`nxt_count = 0;`	`nxt_count = 0;`
`if (c_srdy & p_drdy)`	`np_srdy = c_srdy;`
`begin`	`nc_drdy = p_drdy;`
`nc_drdy = 1;`	`if (c_srdy & p_drdy & c_fr_end)`
`np_srdy = 1;`
`if (c_fr_end)`
`nxt_state = s_idle;`	`nxt_state = s_idle;`
`end`
`end // case: s_xfer`	`end // case: s_xfer`

`s_sink :`	`s_sink :`
`begin`	`begin`
`nc_drdy = 1;`	`nc_drdy = 1;`

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[/] [srdydrdy_lib/] [trunk/] [rtl/] [verilog/] [utility/] [sd_bpdrop.v] - Diff between revs 26 and 28