diff options
Diffstat (limited to 'tests/simple_mesh/sim.c')
| -rw-r--r-- | tests/simple_mesh/sim.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/tests/simple_mesh/sim.c b/tests/simple_mesh/sim.c deleted file mode 100644 index c3cdc33..0000000 --- a/tests/simple_mesh/sim.c +++ /dev/null @@ -1,127 +0,0 @@ -#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/node.h> -#include <gran/cpu/riscv/simple_riscv64.h> - -#include "../build/tests/simple_mesh/test.inc" - -static size_t idx_1d(int x, int y, uint8_t xw, uint8_t yw) -{ - (void)xw; /* maybe unused */ - assert(0 <= x && x < xw); - assert(0 <= y && y < yw); - return (x * yw) + y; -} - -static struct component *mesh_at(struct component **mesh, - int x, int y, - uint8_t xw, uint8_t yw) -{ - if (x < 0) - return NULL; - - if (y < 0) - return NULL; - - if (x >= xw) - return NULL; - - if (y >= yw) - return NULL; - - return mesh[idx_1d(x, y, xw, yw)]; -} - -static void connect_mesh(struct component **mesh, struct component *c, - uint16_t x, uint16_t y, - uint16_t xw, uint16_t yw) -{ - mesh_node_connect(mesh_at(mesh, x, y, xw, yw), - mesh_at(mesh, x , y+1, xw, yw), - mesh_at(mesh, x , y-1, xw, yw), - mesh_at(mesh, x+1, y , xw, yw), - mesh_at(mesh, x-1, y , xw, yw), - c); -} - -static stat build_mesh(struct clock_domain *clk, uint16_t x, uint16_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_node(i, j); - clock_domain_add(clk, node); - mesh[idx_1d(i, j, x, y)] = 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, - build_tests_simple_mesh_test_bin_len, - build_tests_simple_mesh_test_bin); - - uint64_t rcv = mesh_addr(i, j, 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 */ - simple_riscv64_set_reg(rv64, 12, x); /* a3 */ - simple_riscv64_set_reg(rv64, 13, y); /* a4 */ - - clock_domain_add(clk, rv64); - clock_domain_add(clk, imem); - - pes[idx_1d(i, j, x, y)] = rv64; - } - - struct component *uart = create_simple_uart(); - clock_domain_add(clk, uart); - connect_mesh(mesh, uart, 0, 0, x, y); - - struct component *dmem = create_simple_mem(4096); - clock_domain_add(clk, dmem); - connect_mesh(mesh, dmem, 0, 1, x, y); - - 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; - - connect_mesh(mesh, pes[idx_1d(i, j, x, y)], i, j, x, y); - } - - free(mesh); - free(pes); - return OK; -} - -int main() -{ - struct clock_domain *clk = create_clock_domain(NS(1)); - - stat r = build_mesh(clk, 8, 8); - assert(r == OK); - - struct gran_root *root = create_root(); - root_add_clock(root, clk); - - r = root_run(root); - assert(r == OK); - - destroy_root(root); -} |
