58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
#include <stdio.h>
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#include "pico/stdlib.h"
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#include "pico/bootrom.h"
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#include "device.h"
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extern "C" {
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#include "wizchip_conf.h"
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#include "wizchip_spi.h"
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}
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static void send_bytes(const std::vector<uint8_t> &data) {
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for (auto b : data) {
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putchar(b);
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}
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stdio_flush();
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}
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static bool w6300_init() {
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wizchip_spi_initialize();
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wizchip_cris_initialize();
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wizchip_reset();
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wizchip_initialize();
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return getCIDR() == 0x6300;
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}
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int main() {
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stdio_init_all();
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if (!w6300_init()) {
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printf("W6300 init failed\n");
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}
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static static_vector<uint8_t, 256> rx_buf;
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while (true) {
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int c = getchar_timeout_us(100000);
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if (c == PICO_ERROR_TIMEOUT) continue;
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rx_buf.push_back(static_cast<uint8_t>(c));
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auto msg = try_decode(rx_buf);
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if (!msg) {
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if (rx_buf.full()) rx_buf.clear();
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continue;
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}
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rx_buf.clear();
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switch (msg->type_id) {
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case RequestPICOBOOT::ext_id:
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send_bytes(encode_response(msg->message_id, ResponsePICOBOOT{}));
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sleep_ms(100);
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reset_usb_boot(0, 1);
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break;
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}
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}
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}
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