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[/] [minsoc/] [branches/] [rc-1.0/] [prj/] [src/] [blackboxes/] [or1200_top.v] - Rev 113

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`include "or1200_defines.v"
 
module or1200_top(
	// System
	clk_i, rst_i, pic_ints_i, clmode_i,
 
	// Instruction WISHBONE INTERFACE
	iwb_clk_i, iwb_rst_i, iwb_ack_i, iwb_err_i, iwb_rty_i, iwb_dat_i,
	iwb_cyc_o, iwb_adr_o, iwb_stb_o, iwb_we_o, iwb_sel_o, iwb_dat_o,
`ifdef OR1200_WB_CAB
	iwb_cab_o,
`endif
`ifdef OR1200_WB_B3
	iwb_cti_o, iwb_bte_o,
`endif
	// Data WISHBONE INTERFACE
	dwb_clk_i, dwb_rst_i, dwb_ack_i, dwb_err_i, dwb_rty_i, dwb_dat_i,
	dwb_cyc_o, dwb_adr_o, dwb_stb_o, dwb_we_o, dwb_sel_o, dwb_dat_o,
`ifdef OR1200_WB_CAB
	dwb_cab_o,
`endif
`ifdef OR1200_WB_B3
	dwb_cti_o, dwb_bte_o,
`endif
 
	// External Debug Interface
	dbg_stall_i, dbg_ewt_i,	dbg_lss_o, dbg_is_o, dbg_wp_o, dbg_bp_o,
	dbg_stb_i, dbg_we_i, dbg_adr_i, dbg_dat_i, dbg_dat_o, dbg_ack_o,
 
`ifdef OR1200_BIST
	// RAM BIST
	mbist_si_i, mbist_so_o, mbist_ctrl_i,
`endif
	// Power Management
	pm_cpustall_i,
	pm_clksd_o, pm_dc_gate_o, pm_ic_gate_o, pm_dmmu_gate_o, 
	pm_immu_gate_o, pm_tt_gate_o, pm_cpu_gate_o, pm_wakeup_o, pm_lvolt_o
 
);
 
parameter dw = `OR1200_OPERAND_WIDTH;
parameter aw = `OR1200_OPERAND_WIDTH;
parameter ppic_ints = `OR1200_PIC_INTS;
 
//
// I/O
//
 
//
// System
//
input			clk_i;
input			rst_i;
input	[1:0]		clmode_i;	// 00 WB=RISC, 01 WB=RISC/2, 10 N/A, 11 WB=RISC/4
input	[ppic_ints-1:0]	pic_ints_i;
 
//
// Instruction WISHBONE interface
//
input			iwb_clk_i;	// clock input
input			iwb_rst_i;	// reset input
input			iwb_ack_i;	// normal termination
input			iwb_err_i;	// termination w/ error
input			iwb_rty_i;	// termination w/ retry
input	[dw-1:0]	iwb_dat_i;	// input data bus
output			iwb_cyc_o;	// cycle valid output
output	[aw-1:0]	iwb_adr_o;	// address bus outputs
output			iwb_stb_o;	// strobe output
output			iwb_we_o;	// indicates write transfer
output	[3:0]		iwb_sel_o;	// byte select outputs
output	[dw-1:0]	iwb_dat_o;	// output data bus
`ifdef OR1200_WB_CAB
output			iwb_cab_o;	// indicates consecutive address burst
`endif
`ifdef OR1200_WB_B3
output	[2:0]		iwb_cti_o;	// cycle type identifier
output	[1:0]		iwb_bte_o;	// burst type extension
`endif
 
//
// Data WISHBONE interface
//
input			dwb_clk_i;	// clock input
input			dwb_rst_i;	// reset input
input			dwb_ack_i;	// normal termination
input			dwb_err_i;	// termination w/ error
input			dwb_rty_i;	// termination w/ retry
input	[dw-1:0]	dwb_dat_i;	// input data bus
output			dwb_cyc_o;	// cycle valid output
output	[aw-1:0]	dwb_adr_o;	// address bus outputs
output			dwb_stb_o;	// strobe output
output			dwb_we_o;	// indicates write transfer
output	[3:0]		dwb_sel_o;	// byte select outputs
output	[dw-1:0]	dwb_dat_o;	// output data bus
`ifdef OR1200_WB_CAB
output			dwb_cab_o;	// indicates consecutive address burst
`endif
`ifdef OR1200_WB_B3
output	[2:0]		dwb_cti_o;	// cycle type identifier
output	[1:0]		dwb_bte_o;	// burst type extension
`endif
 
//
// External Debug Interface
//
input			dbg_stall_i;	// External Stall Input
input			dbg_ewt_i;	// External Watchpoint Trigger Input
output	[3:0]		dbg_lss_o;	// External Load/Store Unit Status
output	[1:0]		dbg_is_o;	// External Insn Fetch Status
output	[10:0]		dbg_wp_o;	// Watchpoints Outputs
output			dbg_bp_o;	// Breakpoint Output
input			dbg_stb_i;      // External Address/Data Strobe
input			dbg_we_i;       // External Write Enable
input	[aw-1:0]	dbg_adr_i;	// External Address Input
input	[dw-1:0]	dbg_dat_i;	// External Data Input
output	[dw-1:0]	dbg_dat_o;	// External Data Output
output			dbg_ack_o;	// External Data Acknowledge (not WB compatible)
 
`ifdef OR1200_BIST
//
// RAM BIST
//
input mbist_si_i;
input [`OR1200_MBIST_CTRL_WIDTH - 1:0] mbist_ctrl_i;
output mbist_so_o;
`endif
 
//
// Power Management
//
input			pm_cpustall_i;
output	[3:0]		pm_clksd_o;
output			pm_dc_gate_o;
output			pm_ic_gate_o;
output			pm_dmmu_gate_o;
output			pm_immu_gate_o;
output			pm_tt_gate_o;
output			pm_cpu_gate_o;
output			pm_wakeup_o;
output			pm_lvolt_o;
 
 
endmodule
 

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