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expo: cedit: Support writing settings to a file

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Support writing settings from an expo into a file in FDT format. It
consists of a single node with a two properties for each sceneitem,
one with tag ID chosen by the user and another for its text value.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2023-08-14 16:40:33 -06:00
committed by Tom Rini
parent 6e648fa781
commit 2dee81fe5f
5 changed files with 270 additions and 3 deletions
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45
test/boot/cedit.c
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@@ -7,6 +7,8 @@
#include <common.h>
#include <cedit.h>
#include <expo.h>
#include <mapmem.h>
#include <dm/ofnode.h>
#include <test/ut.h>
#include "bootstd_common.h"
#include <test/cedit-test.h>
@@ -51,3 +53,46 @@ static int cedit_base(struct unit_test_state *uts)
return 0;
}
BOOTSTD_TEST(cedit_base, 0);
/* Check the cedit write_fdt commands */
static int cedit_fdt(struct unit_test_state *uts)
{
struct video_priv *vid_priv;
extern struct expo *cur_exp;
ulong addr = 0x1000;
struct ofprop prop;
struct scene *scn;
oftree tree;
ofnode node;
void *fdt;
int i;
console_record_reset_enable();
ut_assertok(run_command("cedit load hostfs - cedit.dtb", 0));
ut_asserteq(ID_SCENE1, cedit_prepare(cur_exp, &vid_priv, &scn));
ut_assertok(run_command("cedit write_fdt hostfs - settings.dtb", 0));
ut_assertok(run_commandf("load hostfs - %lx settings.dtb", addr));
ut_assert_nextlinen("1024 bytes read");
fdt = map_sysmem(addr, 1024);
tree = oftree_from_fdt(fdt);
node = ofnode_find_subnode(oftree_root(tree), CEDIT_NODE_NAME);
ut_asserteq(ID_CPU_SPEED_1,
ofnode_read_u32_default(node, "cpu-speed", 0));
ut_asserteq_str("2 GHz", ofnode_read_string(node, "cpu-speed-str"));
ut_assert(ofnode_valid(node));
/* There should only be 4 properties */
for (i = 0, ofnode_first_property(node, &prop); ofprop_valid(&prop);
i++, ofnode_next_property(&prop))
;
ut_asserteq(4, i);
ut_assert_console_end();
return 0;
}
BOOTSTD_TEST(cedit_fdt, 0);