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Add hardcoded preloaded app size

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- Enable TKEY_DEBUG
- Wait for something on CDC before continuing
This commit is contained in:
Michael Cardell Widerkrantz 2025-03-13 16:02:02 +01:00
parent 9e878c3288
commit 955c7e4736
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GPG Key ID: D3DB3DDF57E704E5
2 changed files with 20 additions and 1 deletions
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2
hw/application_fpga/Makefile
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@ -195,7 +195,7 @@ tkey-libs:
$(FIRMWARE_OBJS): $(FIRMWARE_DEPS)
$(TESTFW_OBJS): $(FIRMWARE_DEPS)
#firmware.elf: CFLAGS += -DTKEY_DEBUG
firmware.elf: CFLAGS += -DTKEY_DEBUG
firmware.elf: tkey-libs $(FIRMWARE_OBJS) $(P)/fw/tk1/firmware.lds
$(CC) $(CFLAGS) $(FIRMWARE_OBJS) $(LDFLAGS) -o $@ > $(basename $@).map

19
hw/application_fpga/fw/tk1/main.c
View File

@ -496,6 +496,21 @@ int main(void)
scramble_ram();
// Wait for terminal program and a character to be typed
enum ioend endpoint = IO_NONE;
uint8_t available = 0;
uint8_t in = 0;
if (readselect(IO_CDC, &endpoint, &available) < 0) {
// readselect failed! I/O broken? Just redblink.
assert(1 == 2);
}
if (read(IO_CDC, &in, 1, 1) < 0) {
// read failed! I/O broken? Just redblink.
assert(1 == 2);
}
if (part_table_read(&part_table) != 0) {
// Couldn't read or create partition table
assert(1 != 2);
@ -506,6 +521,10 @@ int main(void)
run(&ctx);
#endif
// Lie and tell filesystem we have a 128 kiB device app on
// flash.
part_table.pre_app_data.size = 0x20000;
// Just start the preloaded app.
if (preload_load(&part_table) == -1) {
state = FW_STATE_FAIL;