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openFPGALoader
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This commit is contained in:
Alexey Starikovskiy 2023-09-06 14:41:07 +03:00
parent 13246b666d
commit 3e3aea8357
1 changed files with 8 additions and 4 deletions
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12
src/gowin.cpp
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@ -480,6 +480,7 @@ inline uint32_t bswap_32(uint32_t x)
/* TN653 p. 17-21 */
bool Gowin::writeFLASH(uint32_t page, const uint8_t *data, int length)
{
printInfo("Write FLASH ", false);
uint8_t xpage[256];
length /= 8;
for (int off = 0; off < length; off += 256) {
@ -527,7 +528,7 @@ bool Gowin::writeFLASH(uint32_t page, const uint8_t *data, int length)
displayReadReg(readStatusReg());
_jtag->flush();
sleep(1);
printSuccess("Done");
return true;
}
@ -540,6 +541,7 @@ bool Gowin::connectJtagToMCU()
/* TN653 p. 9 */
bool Gowin::writeSRAM(const uint8_t *data, int length)
{
printInfo("Write SRAM ", false);
send_command(CONFIG_ENABLE); // config enable
send_command(INIT_ADDR); // address initialize
send_command(XFER_WRITE); // transfer configuration data
@ -548,11 +550,13 @@ bool Gowin::writeSRAM(const uint8_t *data, int length)
send_command(NOOP); // noop
_jtag->flush();
sleep(1);
if (readStatusReg() & STATUS_DONE_FINAL)
if (readStatusReg() & STATUS_DONE_FINAL) {
printSuccess("Done");
return true;
else
} else {
printSuccess("Fail");
return false;
}
}
/* Erase SRAM: