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openFPGALoader
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gowin: Fix clk cycle after sending a command, don't read status register programSRAM sequence

This commit is contained in:
Gwenhael Goavec-Merou 2023-12-04 07:25:43 +01:00
parent 0dcd851187
commit fb587e73d8
1 changed files with 12 additions and 10 deletions
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22
src/gowin.cpp
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@ -223,7 +223,7 @@ bool Gowin::detectFamily()
bool Gowin::send_command(uint8_t cmd) bool Gowin::send_command(uint8_t cmd)
{ {
_jtag->shiftIR(&cmd, nullptr, 8); _jtag->shiftIR(&cmd, nullptr, 8);
_jtag->toggleClk(5); _jtag->toggleClk(6);
return true; return true;
} }
@ -782,16 +782,18 @@ bool Gowin::eraseSRAM()
return false; return false;
} }
uint32_t status_reg = readStatusReg(); if (_mode == Device::FLASH_MODE) {
if (_verbose) uint32_t status_reg = readStatusReg();
displayReadReg("after erase sram", status_reg); if (_verbose)
if (status_reg & STATUS_DONE_FINAL) { displayReadReg("after erase sram", status_reg);
printError("FAIL"); if (status_reg & STATUS_DONE_FINAL) {
return false; printError("FAIL");
} else { return false;
printSuccess("DONE"); } else {
return true; printSuccess("DONE");
}
} }
return true;
} }
inline void Gowin::spi_gowin_write(const uint8_t *wr, uint8_t *rd, unsigned len) { inline void Gowin::spi_gowin_write(const uint8_t *wr, uint8_t *rd, unsigned len) {