File main.cpp

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Source Code

#include "daisy_seed.h"
#include <cmath>

using namespace daisy;

DaisySeed hw;

static constexpr size_t kTestSize = 0x1000;

static uint8_t workspace[kTestSize];

int main(void)
{
    hw.Init();

    hw.StartLog(true);

    hw.PrintLine("Erasing 4kB from QSPI memory...");
    uint32_t start_addr = 0;
    uint32_t end_addr   = start_addr + kTestSize;
    if(hw.qspi.Erase(0, end_addr) == QSPIHandle::Result::OK)
        hw.PrintLine("Success");
    else
        hw.PrintLine("Failed to erase...");

    hw.PrintLine("Validating erasure...");
    uint32_t fail_cnt = 0;
    dsy_dma_invalidate_cache_for_buffer((uint8_t*)(0x90000000) + start_addr,
                                        kTestSize);
    for(size_t i = 0; i < kTestSize; i++)
    {
        uint32_t addr      = 0x90000000 + (start_addr + i);
        uint8_t* qspi_byte = (uint8_t*)addr;
        if(*qspi_byte != 0xff)
            fail_cnt++;
    }
    hw.PrintLine("Done: %d unerased values", fail_cnt);

    hw.PrintLine("Writing all zeroes to 4kB section of QSPI...");
    std::fill(workspace, workspace + kTestSize, 0x00);
    if(hw.qspi.Write(start_addr, end_addr, workspace) == QSPIHandle::Result::OK)
        hw.PrintLine("Success");
    else
        hw.PrintLine("Failed to write...");

    hw.PrintLine("Validating write success...");
    fail_cnt = 0;
    dsy_dma_invalidate_cache_for_buffer((uint8_t*)(0x90000000) + start_addr,
                                        kTestSize);
    for(size_t i = 0; i < kTestSize; i++)
    {
        uint32_t addr      = 0x90000000 + (start_addr + i);
        uint8_t* qspi_byte = (uint8_t*)addr;
        if(*qspi_byte != 0x00)
            fail_cnt++;
    }
    hw.PrintLine("Done: %d unwritten values", fail_cnt);

    while(1)
    {
        hw.SetLed((System::GetNow() & 511) > 255);
    }
}