remove starved mesh test

+ Essentially equivalent to node2d test, just worse

3 files changed, 0 insertions, 208 deletions

diff --git a/tests/starved_mesh/sim.c b/tests/starved_mesh/sim.c
deleted file mode 100644
index b15df57..0000000
--- a/tests/starved_mesh/sim.c
+++ /dev/null
@@ -1,152 +0,0 @@
-/* testcase for a 64x64 mesh of processors, that all just spam the first memory
- * region due to there being a 'lock' variable there, more or less the worst
- * possible program for performance. */
-#include <assert.h>
-
-#include <gran/root.h>
-#include <gran/mem/simple_mem.h>
-#include <gran/bus/simple_bus.h>
-#include <gran/uart/simple_uart.h>
-#include <gran/mesh/node2d.h>
-#include <gran/cpu/riscv/simple_riscv64.h>
-
-unsigned char _tmp_test_bin[] = {
-	0x1b, 0x86, 0x05, 0x00, 0x63, 0x18, 0x05, 0x00, 0x93, 0x07, 0x20, 0x00,
-	0x1b, 0x86, 0x05, 0x00, 0x63, 0x88, 0xf5, 0x0c, 0x93, 0x16, 0x05, 0x01,
-	0x13, 0x07, 0x10, 0x00, 0xb3, 0xe6, 0xb6, 0x00, 0x13, 0x17, 0x07, 0x03,
-	0x83, 0x37, 0x07, 0x00, 0xe3, 0x9e, 0xd7, 0xfe, 0x1b, 0x57, 0x35, 0x00,
-	0xb7, 0x17, 0x00, 0x00, 0x93, 0x06, 0x80, 0x02, 0x13, 0x77, 0x77, 0x00,
-	0x23, 0x80, 0xd7, 0x00, 0x13, 0x07, 0x07, 0x03, 0x93, 0x76, 0x75, 0x00,
-	0x23, 0x80, 0xe7, 0x00, 0x13, 0x87, 0x06, 0x03, 0x23, 0x80, 0xe7, 0x00,
-	0x93, 0x06, 0xc0, 0x02, 0x1b, 0xd7, 0x35, 0x00, 0x23, 0x80, 0xd7, 0x00,
-	0x13, 0x77, 0x77, 0x00, 0x93, 0x06, 0x00, 0x02, 0x23, 0x80, 0xd7, 0x00,
-	0x13, 0x07, 0x07, 0x03, 0x93, 0xf6, 0x75, 0x00, 0x23, 0x80, 0xe7, 0x00,
-	0x13, 0x87, 0x06, 0x03, 0x23, 0x80, 0xe7, 0x00, 0x13, 0x07, 0x90, 0x02,
-	0x23, 0x80, 0xe7, 0x00, 0x13, 0x07, 0xa0, 0x00, 0x23, 0x80, 0xe7, 0x00,
-	0x93, 0x07, 0xf0, 0x00, 0x1b, 0x07, 0x05, 0x00, 0x63, 0x06, 0xf5, 0x02,
-	0x63, 0x08, 0xf6, 0x02, 0x1b, 0x87, 0x15, 0x00, 0x13, 0x17, 0x07, 0x03,
-	0x13, 0x57, 0x07, 0x03, 0x93, 0x17, 0x05, 0x01, 0xb3, 0xe7, 0xe7, 0x00,
-	0x13, 0x07, 0x10, 0x00, 0x13, 0x17, 0x07, 0x03, 0x23, 0x30, 0xf7, 0x00,
-	0x6f, 0x00, 0x00, 0x00, 0xe3, 0x1e, 0xe6, 0xfc, 0x73, 0x00, 0x10, 0x00,
-	0x1b, 0x05, 0x15, 0x00, 0x13, 0x15, 0x05, 0x03, 0x13, 0x55, 0x05, 0x03,
-	0x13, 0x07, 0x00, 0x00, 0x6f, 0xf0, 0x1f, 0xfd, 0x93, 0x07, 0x10, 0x00,
-	0x93, 0x97, 0x07, 0x03, 0x23, 0xb0, 0x07, 0x00, 0x13, 0x07, 0x00, 0x03,
-	0xb7, 0x17, 0x00, 0x00, 0x23, 0x80, 0xe7, 0x00, 0x13, 0x07, 0xa0, 0x00,
-	0x23, 0x80, 0xe7, 0x00, 0x6f, 0xf0, 0xdf, 0xf2
-};
-unsigned int _tmp_test_bin_len = 260;
-
-static struct component *get_mesh(struct component **mesh, int i, int j,
-                                  uint8_t x, uint8_t y)
-{
-	if (i < 0)
-		return NULL;
-
-	if (j < 0)
-		return NULL;
-
-	if (i >= x)
-		return NULL;
-
-	if (j >= y)
-		return NULL;
-
-	return mesh[i * x + j];
-}
-
-static stat build_mesh(struct clock_domain *clk, uint8_t x, uint8_t y)
-{
-	struct component **mesh = calloc(x * y, sizeof(struct component *));
-	assert(mesh);
-
-	struct component **pes = calloc(x * y, sizeof(struct component *));
-	assert(pes);
-
-	for (size_t i = 0; i < x; ++i)
-	for (size_t j = 0; j < y; ++j) {
-		struct component *node = create_mesh_node2d(i, j, 1);
-		clock_domain_add(clk, node);
-		mesh[i * x + j] = node;
-
-		if (i == 0 && j == 0)
-			continue;
-
-		if (i == 0 && j == 1)
-			continue;
-
-		struct component *imem = create_simple_mem(4096);
-		init_simple_mem(imem, 0,
-				_tmp_test_bin_len,
-				_tmp_test_bin);
-
-		uint64_t rcv = mesh2d_addr(i, j, 0, 0);
-		struct component *rv64 = create_simple_riscv64(rcv, 0,
-							       imem, node);
-
-		simple_riscv64_set_reg(rv64, 10, i); /* a0 */
-		simple_riscv64_set_reg(rv64, 11, j); /* a1 */
-
-		clock_domain_add(clk, rv64);
-		clock_domain_add(clk, imem);
-
-		pes[i * x + j] = rv64;
-	}
-
-	struct component *uart = create_simple_uart();
-	clock_domain_add(clk, uart);
-	mesh_node2d_connect_north(mesh[0], NULL);
-	mesh_node2d_connect_south(mesh[0], mesh[x]);
-	mesh_node2d_connect_east(mesh[0],  mesh[1]);
-	mesh_node2d_connect_west(mesh[0],  NULL);
-	mesh_node2d_connect(mesh[0], uart, 0);
-
-	struct component *dmem = create_simple_mem(4096);
-	clock_domain_add(clk, dmem);
-	mesh_node2d_connect_north(mesh[0], NULL);
-	mesh_node2d_connect_south(mesh[0], mesh[x + 1]);
-	mesh_node2d_connect_east(mesh[0],  mesh[2]);
-	mesh_node2d_connect_west(mesh[0],  mesh[0]);
-	mesh_node2d_connect(mesh[0], dmem, 0);
-
-	for (int i = 0; i < x; ++i)
-	for (int j = 0; j < y; ++j) {
-		if (i == 0 && j == 0)
-			continue;
-
-		if (i == 0 && j == 1)
-			continue;
-
-		struct component *node  = mesh[i * x + j];
-		struct component *lower = pes[i * x + j];
-		struct component *left  = get_mesh(mesh, i - 1, j, x, y);
-		struct component *right = get_mesh(mesh, i + 1, j, x, y);
-		struct component *up    = get_mesh(mesh, i, j + 1, x, y);
-		struct component *down  = get_mesh(mesh, i, j - 1, x, y);
-
-		mesh_node2d_connect_north(node, up);
-		mesh_node2d_connect_south(node, down);
-		mesh_node2d_connect_east(node,  left);
-		mesh_node2d_connect_west(node,  right);
-		mesh_node2d_connect(node, lower, 0);
-	}
-
-	free(pes);
-	free(mesh);
-	return OK;
-}
-
-int main()
-{
-	struct clock_domain *clk = create_clock_domain(NS(1));
-
-	stat r = build_mesh(clk, 16, 16);
-	assert(r == OK);
-
-	struct gran_root *root = create_root();
-	root_add_clock(root, clk);
-
-	r = root_run(root);
-	assert(r == OK);
-
-	destroy_root(root);
-}
diff --git a/tests/starved_mesh/source.mk b/tests/starved_mesh/source.mk
deleted file mode 100644
index 0874aa5..0000000
--- a/tests/starved_mesh/source.mk
+++ /dev/null
@@ -1,9 +0,0 @@
-STARVED_MESH		:= tests/starved_mesh
-STARVED_MESH_SIM	:= $(STARVED_MESH)/sim.c
-
-TESTS += $(STARVED_MESH)/sim
-
-$(STARVED_MESH)/sim: $(STARVED_MESH_SIM) libgran.a
-	mkdir -p build/$(STARVED_MESH)
-	$(COMPILE_TEST) $(STARVED_MESH_SIM) libgran.a -o build/$@
-	./scripts/gen-report -d build $@
diff --git a/tests/starved_mesh/test.c b/tests/starved_mesh/test.c
deleted file mode 100644
index 3bde7ca..0000000
--- a/tests/starved_mesh/test.c
+++ /dev/null
@@ -1,47 +0,0 @@
-#define X 16
-#define Y 16
-
-void _start(unsigned short x, unsigned short y)
-{
-	volatile unsigned long *counter = (unsigned long *)((unsigned long)1 <<
-	                                                    48);
-	volatile char *uart = (char *)4096;
-
-	/* very hacky, not recommended but good enough for testing */
-	if (x == 0 && y == 2) {
-		*counter = 0;
-		*uart = '0';
-		*uart = '\n';
-	}
-	else
-		while (*counter != (((unsigned long)x << 16) | y))
-			;
-
-	*uart = '(';
-	/* [0 - 16] as two octal numbers */
-	*uart = ((x >> 3) & 0x7) + '0';
-	*uart = ((x >> 0) & 0x7) + '0';
-
-	*uart = ',';
-	*uart = ' ';
-
-	*uart = ((y >> 3) & 0x7) + '0';
-	*uart = ((y >> 0) & 0x7) + '0';
-
-	*uart = ')';
-	*uart = '\n';
-
-	if (x == 15 && y == 15)
-		asm ("ebreak\n");
-
-	if (y == 15) {
-		x++;
-		y = 0;
-	}
-	else
-		y++;
-
-	*counter = ((unsigned long)x << 16) | y;
-	while (1)
-		;
-}