diff options
Diffstat (limited to 'platform/wavelet3d/w3d_interconnect.sv')
| -rw-r--r-- | platform/wavelet3d/w3d_interconnect.sv | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/platform/wavelet3d/w3d_interconnect.sv b/platform/wavelet3d/w3d_interconnect.sv index 17d7522..22dd5ee 100644 --- a/platform/wavelet3d/w3d_interconnect.sv +++ b/platform/wavelet3d/w3d_interconnect.sv @@ -58,11 +58,15 @@ module w3d_interconnect_dram if_axib.m dram ); - defparam xbar.NM = 3; - defparam xbar.NS = 1; - defparam xbar.OPT_LOWPOWER = 0; + // VRAM es 0x1c000000..0x1fffffff + function logic[31:0] vram_addr(logic[31:0] addr); + return {6'b000111, addr[25:0]}; + endfunction defparam + xbar.NM = 3, + xbar.NS = 1, + xbar.OPT_LOWPOWER = 0, xbar.SLAVE_ADDR = '0, xbar.SLAVE_MASK = '0, xbar.C_AXI_ID_WIDTH = 8; @@ -88,7 +92,7 @@ module w3d_interconnect_dram host_ibus.awid }), .S_AXI_AWADDR({ - gfx_vram.awaddr, + vram_addr(gfx_vram.awaddr), host_dbus.awaddr, host_ibus.awaddr }), @@ -175,7 +179,7 @@ module w3d_interconnect_dram host_ibus.arid }), .S_AXI_ARADDR({ - gfx_vram.araddr, + vram_addr(gfx_vram.araddr), host_dbus.araddr, host_ibus.araddr }), |