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-rw-r--r--test/cmd/fdt.c815
1 files changed, 792 insertions, 23 deletions
diff --git a/test/cmd/fdt.c b/test/cmd/fdt.c
index 7974c88c0d6..cdbaf8c4250 100644
--- a/test/cmd/fdt.c
+++ b/test/cmd/fdt.c
@@ -39,6 +39,102 @@ static int make_test_fdt(struct unit_test_state *uts, void *fdt, int size)
return 0;
}
+/**
+ * make_fuller_fdt() - Create an FDT with root node and properties
+ *
+ * The size is set to the minimum needed
+ *
+ * @uts: Test state
+ * @fdt: Place to write FDT
+ * @size: Maximum size of space for fdt
+ */
+static int make_fuller_fdt(struct unit_test_state *uts, void *fdt, int size)
+{
+ fdt32_t regs[2] = { cpu_to_fdt32(0x1234), cpu_to_fdt32(0x1000) };
+
+ /*
+ * Assemble the following DT for test purposes:
+ *
+ * / {
+ * #address-cells = <0x00000001>;
+ * #size-cells = <0x00000001>;
+ * compatible = "u-boot,fdt-test";
+ * model = "U-Boot FDT test";
+ *
+ * aliases {
+ * badalias = "/bad/alias";
+ * subnodealias = "/test-node@1234/subnode";
+ * testnodealias = "/test-node@1234";
+ * };
+ *
+ * test-node@1234 {
+ * #address-cells = <0x00000000>;
+ * #size-cells = <0x00000000>;
+ * compatible = "u-boot,fdt-test-device1";
+ * clock-names = "fixed", "i2c", "spi", "uart2", "uart1";
+ * u-boot,empty-property;
+ * clock-frequency = <0x00fde800>;
+ * regs = <0x00001234 0x00001000>;
+ *
+ * subnode {
+ * #address-cells = <0x00000000>;
+ * #size-cells = <0x00000000>;
+ * compatible = "u-boot,fdt-subnode-test-device";
+ * };
+ * };
+ * };
+ */
+
+ ut_assertok(fdt_create(fdt, size));
+ ut_assertok(fdt_finish_reservemap(fdt));
+ ut_assert(fdt_begin_node(fdt, "") >= 0);
+
+ ut_assertok(fdt_property_u32(fdt, "#address-cells", 1));
+ ut_assertok(fdt_property_u32(fdt, "#size-cells", 1));
+ /* <string> */
+ ut_assertok(fdt_property_string(fdt, "compatible", "u-boot,fdt-test"));
+ /* <string> */
+ ut_assertok(fdt_property_string(fdt, "model", "U-Boot FDT test"));
+
+ ut_assert(fdt_begin_node(fdt, "aliases") >= 0);
+ /* <string> */
+ ut_assertok(fdt_property_string(fdt, "badalias", "/bad/alias"));
+ /* <string> */
+ ut_assertok(fdt_property_string(fdt, "subnodealias", "/test-node@1234/subnode"));
+ /* <string> */
+ ut_assertok(fdt_property_string(fdt, "testnodealias", "/test-node@1234"));
+ ut_assertok(fdt_end_node(fdt));
+
+ ut_assert(fdt_begin_node(fdt, "test-node@1234") >= 0);
+ ut_assertok(fdt_property_cell(fdt, "#address-cells", 0));
+ ut_assertok(fdt_property_cell(fdt, "#size-cells", 0));
+ /* <string> */
+ ut_assertok(fdt_property_string(fdt, "compatible", "u-boot,fdt-test-device1"));
+ /* <stringlist> */
+ ut_assertok(fdt_property(fdt, "clock-names", "fixed\0i2c\0spi\0uart2\0uart1\0", 26));
+ /* <empty> */
+ ut_assertok(fdt_property(fdt, "u-boot,empty-property", NULL, 0));
+ /*
+ * <u32>
+ * This value is deliberate as it used to break cmd/fdt.c
+ * is_printable_string() implementation.
+ */
+ ut_assertok(fdt_property_u32(fdt, "clock-frequency", 16640000));
+ /* <prop-encoded-array> */
+ ut_assertok(fdt_property(fdt, "regs", &regs, sizeof(regs)));
+ ut_assert(fdt_begin_node(fdt, "subnode") >= 0);
+ ut_assertok(fdt_property_cell(fdt, "#address-cells", 0));
+ ut_assertok(fdt_property_cell(fdt, "#size-cells", 0));
+ ut_assertok(fdt_property_string(fdt, "compatible", "u-boot,fdt-subnode-test-device"));
+ ut_assertok(fdt_end_node(fdt));
+ ut_assertok(fdt_end_node(fdt));
+
+ ut_assertok(fdt_end_node(fdt));
+ ut_assertok(fdt_finish(fdt));
+
+ return 0;
+}
+
/* Test 'fdt addr' getting/setting address */
static int fdt_test_addr(struct unit_test_state *uts)
{
@@ -108,7 +204,7 @@ static int fdt_test_addr(struct unit_test_state *uts)
FDT_TEST(fdt_test_addr, UT_TESTF_CONSOLE_REC);
/* Test 'fdt addr' resizing an fdt */
-static int fdt_test_resize(struct unit_test_state *uts)
+static int fdt_test_addr_resize(struct unit_test_state *uts)
{
char fdt[256];
const int newsize = sizeof(fdt) / 2;
@@ -140,60 +236,733 @@ static int fdt_test_resize(struct unit_test_state *uts)
return 0;
}
+FDT_TEST(fdt_test_addr_resize, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_move(struct unit_test_state *uts)
+{
+ char fdt[256];
+ ulong addr, newaddr = 0x10000;
+ const int size = sizeof(fdt);
+ uint32_t ts;
+ void *buf;
+
+ /* Original source DT */
+ ut_assertok(make_test_fdt(uts, fdt, size));
+ ts = fdt_totalsize(fdt);
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Moved target DT location */
+ buf = map_sysmem(newaddr, size);
+ memset(buf, 0, size);
+
+ /* Test moving the working FDT to a new location */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt move %08x %08x %x", addr, newaddr, ts));
+ ut_assert_nextline("Working FDT set to %lx", newaddr);
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Compare the source and destination DTs */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("cmp.b %08x %08x %x", addr, newaddr, ts));
+ ut_assert_nextline("Total of %d byte(s) were the same", ts);
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_move, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_resize(struct unit_test_state *uts)
+{
+ char fdt[256];
+ const unsigned int newsize = 0x2000;
+ uint32_t ts;
+ ulong addr;
+
+ /* Original source DT */
+ ut_assertok(make_test_fdt(uts, fdt, sizeof(fdt)));
+ fdt_shrink_to_minimum(fdt, 0); /* Resize with 0 extra bytes */
+ ts = fdt_totalsize(fdt);
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test resizing the working FDT and verify the new space was added */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt resize %x", newsize));
+ ut_asserteq(ts + newsize, fdt_totalsize(fdt));
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
FDT_TEST(fdt_test_resize, UT_TESTF_CONSOLE_REC);
-/* Test 'fdt get' reading an fdt */
-static int fdt_test_get(struct unit_test_state *uts)
+/* Test 'fdt get value' reading an fdt */
+static int fdt_test_get_value_string(struct unit_test_state *uts,
+ const char *node, const char *prop,
+ const char *idx, const char *strres,
+ const int intres)
+{
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt get value var %s %s %s",
+ node, prop, idx ? : ""));
+ if (strres) {
+ ut_asserteq_str(strres, env_get("var"));
+ } else {
+ ut_asserteq(intres, env_get_hex("var", 0x1234));
+ }
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+static int fdt_test_get_value_common(struct unit_test_state *uts,
+ const char *node)
+{
+ /* Test getting default element of $node node clock-names property */
+ fdt_test_get_value_string(uts, node, "clock-names", NULL, "fixed", 0);
+
+ /* Test getting 0th element of $node node clock-names property */
+ fdt_test_get_value_string(uts, node, "clock-names", "0", "fixed", 0);
+
+ /* Test getting 1st element of $node node clock-names property */
+ fdt_test_get_value_string(uts, node, "clock-names", "1", "i2c", 0);
+
+ /* Test getting 2nd element of $node node clock-names property */
+ fdt_test_get_value_string(uts, node, "clock-names", "2", "spi", 0);
+
+ /*
+ * Test getting default element of $node node regs property.
+ * The result here is highly unusual, the non-index value read from
+ * integer array is a string of concatenated values from the array,
+ * but only if the array is shorter than 40 characters. Anything
+ * longer is an error. This is a special case for handling hashes.
+ */
+ fdt_test_get_value_string(uts, node, "regs", NULL, "3412000000100000", 0);
+
+ /* Test getting 0th element of $node node regs property */
+ fdt_test_get_value_string(uts, node, "regs", "0", NULL, 0x1234);
+
+ /* Test getting 1st element of $node node regs property */
+ fdt_test_get_value_string(uts, node, "regs", "1", NULL, 0x1000);
+
+ /* Test missing 10th element of $node node clock-names property */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt get value ften %s clock-names 10", node));
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test missing 10th element of $node node regs property */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt get value ften %s regs 10", node));
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting default element of $node node nonexistent property */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt get value fnone %s nonexistent", node));
+ ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+static int fdt_test_get_value(struct unit_test_state *uts)
{
+ char fdt[4096];
ulong addr;
+ int ret;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ ret = fdt_test_get_value_common(uts, "/test-node@1234");
+ if (!ret)
+ ret = fdt_test_get_value_common(uts, "testnodealias");
+ if (ret)
+ return ret;
+
+ /* Test getting default element of /nonexistent node */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get value fnode /nonexistent nonexistent", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting default element of bad alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get value vbadalias badalias nonexistent", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting default element of nonexistent alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get value vnoalias noalias nonexistent", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_get_value, UT_TESTF_CONSOLE_REC);
- addr = map_to_sysmem(gd->fdt_blob);
+static int fdt_test_get_name(struct unit_test_state *uts)
+{
+ char fdt[4096];
+ ulong addr;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ addr = map_to_sysmem(fdt);
set_working_fdt_addr(addr);
- /* Test getting default element of /clk-test node clock-names property */
+ /* Test getting name of node 0 in /, which is /aliases node */
ut_assertok(console_record_reset_enable());
- ut_assertok(run_command("fdt get value fdflt /clk-test clock-names", 0));
- ut_asserteq_str("fixed", env_get("fdflt"));
+ ut_assertok(run_command("fdt get name nzero / 0", 0));
+ ut_asserteq_str("aliases", env_get("nzero"));
ut_assertok(ut_check_console_end(uts));
- /* Test getting 0th element of /clk-test node clock-names property */
+ /* Test getting name of node 1 in /, which is /test-node@1234 node */
ut_assertok(console_record_reset_enable());
- ut_assertok(run_command("fdt get value fzero /clk-test clock-names 0", 0));
- ut_asserteq_str("fixed", env_get("fzero"));
+ ut_assertok(run_command("fdt get name none / 1", 0));
+ ut_asserteq_str("test-node@1234", env_get("none"));
ut_assertok(ut_check_console_end(uts));
- /* Test getting 1st element of /clk-test node clock-names property */
+ /* Test getting name of node -1 in /, which is /aliases node, same as 0 */
ut_assertok(console_record_reset_enable());
- ut_assertok(run_command("fdt get value fone /clk-test clock-names 1", 0));
- ut_asserteq_str("i2c", env_get("fone"));
+ ut_assertok(run_command("fdt get name nmone / -1", 0));
+ ut_asserteq_str("aliases", env_get("nmone"));
ut_assertok(ut_check_console_end(uts));
- /* Test getting 2nd element of /clk-test node clock-names property */
+ /* Test getting name of node 2 in /, which does not exist */
ut_assertok(console_record_reset_enable());
- ut_assertok(run_command("fdt get value ftwo /clk-test clock-names 2", 0));
- ut_asserteq_str("spi", env_get("ftwo"));
+ ut_asserteq(1, run_command("fdt get name ntwo / 2", 1));
+ ut_assert_nextline("libfdt node not found");
ut_assertok(ut_check_console_end(uts));
- /* Test missing 10th element of /clk-test node clock-names property */
+ /* Test getting name of node 0 in /test-node@1234, which is /subnode node */
ut_assertok(console_record_reset_enable());
- ut_asserteq(1, run_command("fdt get value ftwo /clk-test clock-names 10", 0));
+ ut_assertok(run_command("fdt get name snzero /test-node@1234 0", 0));
+ ut_asserteq_str("subnode", env_get("snzero"));
+ ut_assertok(run_command("fdt get name asnzero testnodealias 0", 0));
+ ut_asserteq_str("subnode", env_get("asnzero"));
ut_assertok(ut_check_console_end(uts));
- /* Test getting default element of /clk-test node nonexistent property */
+ /* Test getting name of node 1 in /test-node@1234, which does not exist */
ut_assertok(console_record_reset_enable());
- ut_asserteq(1, run_command("fdt get value fnone /clk-test nonexistent", 1));
+ ut_asserteq(1, run_command("fdt get name snone /test-node@1234 1", 1));
+ ut_assert_nextline("libfdt node not found");
+ ut_asserteq(1, run_command("fdt get name asnone testnodealias 1", 1));
+ ut_assert_nextline("libfdt node not found");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting name of node -1 in /test-node@1234, which is /subnode node, same as 0 */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_command("fdt get name snmone /test-node@1234 -1", 0));
+ ut_asserteq_str("subnode", env_get("snmone"));
+ ut_assertok(run_command("fdt get name asnmone testnodealias -1", 0));
+ ut_asserteq_str("subnode", env_get("asnmone"));
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting name of nonexistent node */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get name nonode /nonexistent 0", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting name of bad alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get name vbadalias badalias 0", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting name of nonexistent alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get name vnoalias noalias 0", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_get_name, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_get_addr_common(struct unit_test_state *uts, char *fdt,
+ const char *path, const char *prop)
+{
+ unsigned int offset;
+ int path_offset;
+ void *prop_ptr;
+ int len = 0;
+
+ path_offset = fdt_path_offset(fdt, path);
+ ut_assert(path_offset >= 0);
+ prop_ptr = (void *)fdt_getprop(fdt, path_offset, prop, &len);
+ ut_assertnonnull(prop_ptr);
+ offset = (char *)prop_ptr - fdt;
+
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt get addr pstr %s %s", path, prop));
+ ut_asserteq((ulong)map_sysmem(env_get_hex("fdtaddr", 0x1234), 0),
+ (ulong)(map_sysmem(env_get_hex("pstr", 0x1234), 0) - offset));
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+static int fdt_test_get_addr(struct unit_test_state *uts)
+{
+ char fdt[4096];
+ ulong addr;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test getting address of root node / string property "compatible" */
+ fdt_test_get_addr_common(uts, fdt, "/", "compatible");
+
+ /* Test getting address of node /test-node@1234 stringlist property "clock-names" */
+ fdt_test_get_addr_common(uts, fdt, "/test-node@1234", "clock-names");
+ fdt_test_get_addr_common(uts, fdt, "testnodealias", "clock-names");
+
+ /* Test getting address of node /test-node@1234 u32 property "clock-frequency" */
+ fdt_test_get_addr_common(uts, fdt, "/test-node@1234", "clock-frequency");
+ fdt_test_get_addr_common(uts, fdt, "testnodealias", "clock-frequency");
+
+ /* Test getting address of node /test-node@1234 empty property "u-boot,empty-property" */
+ fdt_test_get_addr_common(uts, fdt, "/test-node@1234", "u-boot,empty-property");
+ fdt_test_get_addr_common(uts, fdt, "testnodealias", "u-boot,empty-property");
+
+ /* Test getting address of node /test-node@1234 array property "regs" */
+ fdt_test_get_addr_common(uts, fdt, "/test-node@1234", "regs");
+ fdt_test_get_addr_common(uts, fdt, "testnodealias", "regs");
+
+ /* Test getting address of node /test-node@1234/subnode non-existent property "noprop" */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get addr pnoprop /test-node@1234/subnode noprop", 1));
ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
ut_assertok(ut_check_console_end(uts));
- /* Test getting default element of /nonexistent node */
+ /* Test getting address of non-existent node /test-node@1234/nonode@1 property "noprop" */
ut_assertok(console_record_reset_enable());
- ut_asserteq(1, run_command("fdt get value fnode /nonexistent nonexistent", 1));
+ ut_asserteq(1, run_command("fdt get addr pnonode /test-node@1234/nonode@1 noprop", 1));
ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
ut_assertok(ut_check_console_end(uts));
return 0;
}
-FDT_TEST(fdt_test_get, UT_TESTF_CONSOLE_REC);
+FDT_TEST(fdt_test_get_addr, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_get_size_common(struct unit_test_state *uts,
+ const char *path, const char *prop,
+ const unsigned int val)
+{
+ ut_assertok(console_record_reset_enable());
+ if (prop) {
+ ut_assertok(run_commandf("fdt get size sstr %s %s", path, prop));
+ } else {
+ ut_assertok(run_commandf("fdt get size sstr %s", path));
+ }
+ ut_asserteq(val, env_get_hex("sstr", 0x1234));
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+static int fdt_test_get_size(struct unit_test_state *uts)
+{
+ char fdt[4096];
+ ulong addr;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test getting size of root node / string property "compatible" */
+ fdt_test_get_size_common(uts, "/", "compatible", 16);
+
+ /* Test getting size of node /test-node@1234 stringlist property "clock-names" */
+ fdt_test_get_size_common(uts, "/test-node@1234", "clock-names", 26);
+ fdt_test_get_size_common(uts, "testnodealias", "clock-names", 26);
+
+ /* Test getting size of node /test-node@1234 u32 property "clock-frequency" */
+ fdt_test_get_size_common(uts, "/test-node@1234", "clock-frequency", 4);
+ fdt_test_get_size_common(uts, "testnodealias", "clock-frequency", 4);
+
+ /* Test getting size of node /test-node@1234 empty property "u-boot,empty-property" */
+ fdt_test_get_size_common(uts, "/test-node@1234", "u-boot,empty-property", 0);
+ fdt_test_get_size_common(uts, "testnodealias", "u-boot,empty-property", 0);
+
+ /* Test getting size of node /test-node@1234 array property "regs" */
+ fdt_test_get_size_common(uts, "/test-node@1234", "regs", 8);
+ fdt_test_get_size_common(uts, "testnodealias", "regs", 8);
+
+ /* Test getting node count of node / */
+ fdt_test_get_size_common(uts, "/", NULL, 2);
+
+ /* Test getting node count of node /test-node@1234/subnode */
+ fdt_test_get_size_common(uts, "/test-node@1234/subnode", NULL, 0);
+ fdt_test_get_size_common(uts, "subnodealias", NULL, 0);
+
+ /* Test getting size of node /test-node@1234/subnode non-existent property "noprop" */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get size pnoprop /test-node@1234/subnode noprop", 1));
+ ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
+ ut_asserteq(1, run_command("fdt get size pnoprop subnodealias noprop", 1));
+ ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting size of non-existent node /test-node@1234/nonode@1 property "noprop" */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get size pnonode /test-node@1234/nonode@1 noprop", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting node count of non-existent node /test-node@1234/nonode@1 */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get size pnonode /test-node@1234/nonode@1", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting node count of bad alias badalias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get size pnonode badalias noprop", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting node count of non-existent alias noalias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt get size pnonode noalias", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_get_size, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_set_single(struct unit_test_state *uts,
+ const char *path, const char *prop,
+ const char *sval, int ival, bool integer)
+{
+ /*
+ * Set single element string/integer/<empty> property into DT, that is:
+ * => fdt set /path property string
+ * => fdt set /path property integer
+ * => fdt set /path property
+ */
+ ut_assertok(console_record_reset_enable());
+ if (sval) {
+ ut_assertok(run_commandf("fdt set %s %s %s", path, prop, sval));
+ } else if (integer) {
+ ut_assertok(run_commandf("fdt set %s %s <%d>", path, prop, ival));
+ } else {
+ ut_assertok(run_commandf("fdt set %s %s", path, prop));
+ }
+
+ /* Validate the property is present and has correct value. */
+ ut_assertok(run_commandf("fdt get value svar %s %s", path, prop));
+ if (sval) {
+ ut_asserteq_str(sval, env_get("svar"));
+ } else if (integer) {
+ ut_asserteq(ival, env_get_hex("svar", 0x1234));
+ } else {
+ ut_assertnull(env_get("svar"));
+ }
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+static int fdt_test_set_multi(struct unit_test_state *uts,
+ const char *path, const char *prop,
+ const char *sval1, const char *sval2,
+ int ival1, int ival2)
+{
+ /*
+ * Set multi element string/integer array property in DT, that is:
+ * => fdt set /path property <string1 string2>
+ * => fdt set /path property <integer1 integer2>
+ *
+ * The set is done twice in here deliberately, The first set adds
+ * the property with an extra trailing element in its array to make
+ * the array longer, the second set is the expected final content of
+ * the array property. The longer array is used to verify that the
+ * new array is correctly sized and read past the new array length
+ * triggers failure.
+ */
+ ut_assertok(console_record_reset_enable());
+ if (sval1 && sval2) {
+ ut_assertok(run_commandf("fdt set %s %s %s %s end", path, prop, sval1, sval2));
+ ut_assertok(run_commandf("fdt set %s %s %s %s", path, prop, sval1, sval2));
+ } else {
+ ut_assertok(run_commandf("fdt set %s %s <%d %d 10>", path, prop, ival1, ival2));
+ ut_assertok(run_commandf("fdt set %s %s <%d %d>", path, prop, ival1, ival2));
+ }
+
+ /*
+ * Validate the property is present and has correct value.
+ *
+ * The "end/10" above and "svarn" below is used to validate that
+ * previous 'fdt set' to longer array does not polute newly set
+ * shorter array.
+ */
+ ut_assertok(run_commandf("fdt get value svar1 %s %s 0", path, prop));
+ ut_assertok(run_commandf("fdt get value svar2 %s %s 1", path, prop));
+ ut_asserteq(1, run_commandf("fdt get value svarn %s %s 2", path, prop));
+ if (sval1 && sval2) {
+ ut_asserteq_str(sval1, env_get("svar1"));
+ ut_asserteq_str(sval2, env_get("svar2"));
+ ut_assertnull(env_get("svarn"));
+ } else {
+ ut_asserteq(ival1, env_get_hex("svar1", 0x1234));
+ ut_asserteq(ival2, env_get_hex("svar2", 0x1234));
+ ut_assertnull(env_get("svarn"));
+ }
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+static int fdt_test_set_node(struct unit_test_state *uts,
+ const char *path, const char *prop)
+{
+ fdt_test_set_single(uts, path, prop, "new", 0, false);
+ fdt_test_set_single(uts, path, prop, "rewrite", 0, false);
+ fdt_test_set_single(uts, path, prop, NULL, 42, true);
+ fdt_test_set_single(uts, path, prop, NULL, 0, false);
+ fdt_test_set_multi(uts, path, prop, NULL, NULL, 42, 1701);
+ fdt_test_set_multi(uts, path, prop, NULL, NULL, 74656, 9);
+ fdt_test_set_multi(uts, path, prop, "42", "1701", 0, 0);
+ fdt_test_set_multi(uts, path, prop, "74656", "9", 0, 0);
+
+ return 0;
+}
+
+static int fdt_test_set(struct unit_test_state *uts)
+{
+ char fdt[8192];
+ ulong addr;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ fdt_shrink_to_minimum(fdt, 4096); /* Resize with 4096 extra bytes */
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test setting of root node / existing property "compatible" */
+ fdt_test_set_node(uts, "/", "compatible");
+
+ /* Test setting of root node / new property "newproperty" */
+ fdt_test_set_node(uts, "/", "newproperty");
+
+ /* Test setting of subnode existing property "compatible" */
+ fdt_test_set_node(uts, "/test-node@1234/subnode", "compatible");
+ fdt_test_set_node(uts, "subnodealias", "compatible");
+
+ /* Test setting of subnode new property "newproperty" */
+ fdt_test_set_node(uts, "/test-node@1234/subnode", "newproperty");
+ fdt_test_set_node(uts, "subnodealias", "newproperty");
+
+ /* Test setting property of non-existent node */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt set /no-node noprop", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test setting property of non-existent alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt set noalias noprop", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test setting property of bad alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_command("fdt set badalias noprop", 1));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_set, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_mknode(struct unit_test_state *uts)
+{
+ char fdt[8192];
+ ulong addr;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ fdt_shrink_to_minimum(fdt, 4096); /* Resize with 4096 extra bytes */
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test creation of new node in / */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt mknode / newnode"));
+ ut_assertok(run_commandf("fdt list /newnode"));
+ ut_assert_nextline("newnode {");
+ ut_assert_nextline("};");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in /test-node@1234 */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt mknode /test-node@1234 newsubnode"));
+ ut_assertok(run_commandf("fdt list /test-node@1234/newsubnode"));
+ ut_assert_nextline("newsubnode {");
+ ut_assert_nextline("};");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in /test-node@1234 by alias */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt mknode testnodealias newersubnode"));
+ ut_assertok(run_commandf("fdt list testnodealias/newersubnode"));
+ ut_assert_nextline("newersubnode {");
+ ut_assert_nextline("};");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in /test-node@1234 over existing node */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt mknode testnodealias newsubnode"));
+ ut_assert_nextline("libfdt fdt_add_subnode(): FDT_ERR_EXISTS");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in /test-node@1234 by alias over existing node */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt mknode testnodealias newersubnode"));
+ ut_assert_nextline("libfdt fdt_add_subnode(): FDT_ERR_EXISTS");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in non-existent node */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt mknode /no-node newnosubnode"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in non-existent alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt mknode noalias newfailsubnode"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test creation of new node in bad alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt mknode badalias newbadsubnode"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_mknode, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_rm(struct unit_test_state *uts)
+{
+ char fdt[4096];
+ ulong addr;
+
+ ut_assertok(make_fuller_fdt(uts, fdt, sizeof(fdt)));
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test removal of property in root node / */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt print / compatible"));
+ ut_assert_nextline("compatible = \"u-boot,fdt-test\"");
+ ut_assertok(run_commandf("fdt rm / compatible"));
+ ut_asserteq(1, run_commandf("fdt print / compatible"));
+ ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of property clock-names in subnode /test-node@1234 */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt print /test-node@1234 clock-names"));
+ ut_assert_nextline("clock-names = \"fixed\", \"i2c\", \"spi\", \"uart2\", \"uart1\"");
+ ut_assertok(run_commandf("fdt rm /test-node@1234 clock-names"));
+ ut_asserteq(1, run_commandf("fdt print /test-node@1234 clock-names"));
+ ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of property u-boot,empty-property in subnode /test-node@1234 by alias */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt print testnodealias u-boot,empty-property"));
+ ut_assert_nextline("testnodealias u-boot,empty-property");
+ ut_assertok(run_commandf("fdt rm testnodealias u-boot,empty-property"));
+ ut_asserteq(1, run_commandf("fdt print testnodealias u-boot,empty-property"));
+ ut_assert_nextline("libfdt fdt_getprop(): FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of non-existent property noprop in subnode /test-node@1234 */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt rm /test-node@1234 noprop"));
+ ut_assert_nextline("libfdt fdt_delprop(): FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of non-existent node /no-node@5678 */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt rm /no-node@5678"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of subnode /test-node@1234/subnode by alias */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt rm subnodealias"));
+ ut_asserteq(1, run_commandf("fdt print /test-node@1234/subnode"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of node by non-existent alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt rm noalias"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of node by bad alias */
+ ut_assertok(console_record_reset_enable());
+ ut_asserteq(1, run_commandf("fdt rm noalias"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_BADPATH");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of node /test-node@1234 */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt rm /test-node@1234"));
+ ut_asserteq(1, run_commandf("fdt print /test-node@1234"));
+ ut_assert_nextline("libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND");
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test removal of node / */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt rm /"));
+ ut_asserteq(1, run_commandf("fdt print /"));
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+FDT_TEST(fdt_test_rm, UT_TESTF_CONSOLE_REC);
+
+static int fdt_test_bootcpu(struct unit_test_state *uts)
+{
+ char fdt[256];
+ ulong addr;
+ int i;
+
+ ut_assertok(make_test_fdt(uts, fdt, sizeof(fdt)));
+ addr = map_to_sysmem(fdt);
+ set_working_fdt_addr(addr);
+
+ /* Test getting default bootcpu entry */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt header get bootcpu boot_cpuid_phys"));
+ ut_asserteq(0, env_get_ulong("bootcpu", 10, 0x1234));
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test setting and getting new bootcpu entry, twice, to test overwrite */
+ for (i = 42; i <= 43; i++) {
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt bootcpu %d", i));
+ ut_assertok(ut_check_console_end(uts));
+
+ /* Test getting new bootcpu entry */
+ ut_assertok(console_record_reset_enable());
+ ut_assertok(run_commandf("fdt header get bootcpu boot_cpuid_phys"));
+ ut_asserteq(i, env_get_ulong("bootcpu", 10, 0x1234));
+ ut_assertok(ut_check_console_end(uts));
+ }
+
+ return 0;
+}
+FDT_TEST(fdt_test_bootcpu, UT_TESTF_CONSOLE_REC);
int do_ut_fdt(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
generated by cgit v1.2.3 (git 2.0.4) at 2025-08-03 15:45:48 +0000