platform/wavelet3d: implement shader cores

This commit contains over a month of intermittent work (I don't have
enough free time to do this the right way)

1 files changed, 54 insertions, 0 deletions

diff --git a/platform/wavelet3d/gfx_shader.sv b/platform/wavelet3d/gfx_shader.sv
new file mode 100644
index 0000000..3be6ed4
--- /dev/null
+++ b/platform/wavelet3d/gfx_shader.sv
@@ -0,0 +1,54 @@
+module gfx_shader
+import gfx::*;
+import gfx_shader_schedif_pkg::*;
+(
+	input  logic               clk,
+	                           rst_n,
+
+	       gfx_axib.m          insn_mem,
+
+	       axi4lite_intf.slave sched
+);
+
+	gfx_shader_schedif__in_t schedif_in;
+	gfx_shader_schedif__out_t schedif_out;
+
+	gfx_front_back front_back();
+	gfx_regfile_io regfile();
+
+	gfx_shader_front frontend
+	(
+		.clk,
+		.rst_n,
+		.front(front_back.front),
+		.reg_bind(regfile.bind_),
+		.reg_read(regfile.read),
+		.fetch_mem(insn_mem),
+		.icache_flush(schedif_out.CORE.IFLUSH.value)
+	);
+
+	gfx_shader_back backend
+	(
+		.clk,
+		.rst_n,
+		.back(front_back.back),
+		.reg_wb(regfile.wb),
+		.read_data(regfile.ab)
+	);
+
+	gfx_shader_regs regs
+	(
+		.clk,
+		.io(regfile)
+	);
+
+	gfx_shader_schedif schedif
+	(
+		.clk,
+		.arst_n(rst_n),
+		.s_axil(sched),
+		.hwif_in(schedif_in),
+		.hwif_out(schedif_out)
+	);
+
+endmodule