| Line 438... |
Line 438... |
assign spi_sd_sclk_pad_o = !spi_flash_ss[1] ? spi_flash_sclk : 1'b1;
|
assign spi_sd_sclk_pad_o = !spi_flash_ss[1] ? spi_flash_sclk : 1'b1;
|
assign spi_sd_ss_pad_o = spi_flash_ss[1];
|
assign spi_sd_ss_pad_o = spi_flash_ss[1];
|
assign spi_flash_miso = !spi_flash_ss[0] ? spi_flash_miso_pad_i :
|
assign spi_flash_miso = !spi_flash_ss[0] ? spi_flash_miso_pad_i :
|
!spi_flash_ss[1] ? spi_sd_miso_pad_i :
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!spi_flash_ss[1] ? spi_sd_miso_pad_i :
|
1'b0;
|
1'b0;
|
|
`ifdef USE_SDRAM
|
wb_sdram_ctrl wb_sdram_ctrl0
|
wb_sdram_ctrl wb_sdram_ctrl0
|
(
|
(
|
.wb_dat_i(wbs_mc_m_dat_i),
|
.wb_dat_i(wbs_mc_m_dat_i),
|
.wb_dat_o(wbs_mc_m_dat_o),
|
.wb_dat_o(wbs_mc_m_dat_o),
|
.wb_sel_i(wbs_mc_m_sel_i),
|
.wb_sel_i(wbs_mc_m_sel_i),
|
| Line 462... |
Line 463... |
.sdr_dqm_o(mem_dqm_pad_o),
|
.sdr_dqm_o(mem_dqm_pad_o),
|
.sdram_clk(wb_clk),
|
.sdram_clk(wb_clk),
|
.wb_clk(wb_clk),
|
.wb_clk(wb_clk),
|
.wb_rst(wb_rst)
|
.wb_rst(wb_rst)
|
);
|
);
|
|
`else // !`ifdef USE_SDRAM
|
|
|
|
parameter ram_wb_dat_width = 32;
|
|
parameter ram_wb_adr_width = 24;
|
|
parameter ram_wb_mem_size = 2097152; // 8MB
|
|
|
|
ram_wb
|
|
#
|
|
(
|
|
.dat_width(ram_wb_dat_width),
|
|
.adr_width(ram_wb_adr_width),
|
|
.mem_size(ram_wb_mem_size)
|
|
)
|
|
ram_wb0
|
|
(
|
|
.dat_i(wbs_mc_m_dat_i),
|
|
.dat_o(wbs_mc_m_dat_o),
|
|
.sel_i(wbs_mc_m_sel_i),
|
|
.adr_i(wbs_mc_m_adr_i[ram_wb_adr_width-1:2]),
|
|
.we_i (wbs_mc_m_we_i),
|
|
.cti_i(wbs_mc_m_cti_i),
|
|
.stb_i(wbs_mc_m_stb_i),
|
|
.cyc_i(wbs_mc_m_cyc_i),
|
|
.ack_o(wbs_mc_m_ack_o),
|
|
.clk_i(wb_clk),
|
|
.rst_i(wb_rst)
|
|
);
|
|
|
|
assign mem_cke_pad_o = 1;
|
|
assign mem_cs_pad_o = 1;
|
|
assign mem_ras_pad_o = 1;
|
|
assign mem_cas_pad_o = 1;
|
|
assign mem_we_pad_o = 1;
|
|
assign mem_adr_pad_o = 0;
|
|
assign mem_ba_pad_o = 0;
|
|
assign mem_dat_pad_io = 32'hzzzzzzzz;
|
|
assign mem_dqm_pad_o = 0;
|
|
|
|
`endif // !`ifdef USE_SDRAM
|
|
|
assign wbs_mc_m_err_o = 1'b0;
|
assign wbs_mc_m_err_o = 1'b0;
|
|
|
uart_top
|
uart_top
|
#( 32, 5)
|
#( 32, 5)
|
i_uart_0_top
|
i_uart_0_top
|
(
|
(
|
.wb_dat_o (wbs_uart0_dat_o),
|
.wb_dat_o (wbs_uart0_dat_o),
|
