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node_modules/esptool-js/lib/targets/esp32c3.js

@@ -0,0 +1,133 @@
+import { ROM } from "./rom.js";
+export class ESP32C3ROM extends ROM {
+    constructor() {
+        super(...arguments);
+        this.CHIP_NAME = "ESP32-C3";
+        this.IMAGE_CHIP_ID = 5;
+        this.EFUSE_BASE = 0x60008800;
+        this.MAC_EFUSE_REG = this.EFUSE_BASE + 0x044;
+        this.UART_CLKDIV_REG = 0x3ff40014;
+        this.UART_CLKDIV_MASK = 0xfffff;
+        this.UART_DATE_REG_ADDR = 0x6000007c;
+        this.FLASH_WRITE_SIZE = 0x400;
+        this.BOOTLOADER_FLASH_OFFSET = 0;
+        this.FLASH_SIZES = {
+            "1MB": 0x00,
+            "2MB": 0x10,
+            "4MB": 0x20,
+            "8MB": 0x30,
+            "16MB": 0x40,
+        };
+        this.SPI_REG_BASE = 0x60002000;
+        this.SPI_USR_OFFS = 0x18;
+        this.SPI_USR1_OFFS = 0x1c;
+        this.SPI_USR2_OFFS = 0x20;
+        this.SPI_MOSI_DLEN_OFFS = 0x24;
+        this.SPI_MISO_DLEN_OFFS = 0x28;
+        this.SPI_W0_OFFS = 0x58;
+    }
+    async getPkgVersion(loader) {
+        const numWord = 3;
+        const block1Addr = this.EFUSE_BASE + 0x044;
+        const addr = block1Addr + 4 * numWord;
+        const word3 = await loader.readReg(addr);
+        const pkgVersion = (word3 >> 21) & 0x07;
+        return pkgVersion;
+    }
+    async getChipRevision(loader) {
+        const block1Addr = this.EFUSE_BASE + 0x044;
+        const numWord = 3;
+        const pos = 18;
+        const addr = block1Addr + 4 * numWord;
+        const ret = ((await loader.readReg(addr)) & (0x7 << pos)) >> pos;
+        return ret;
+    }
+    async getChipDescription(loader) {
+        let desc;
+        const pkgVer = await this.getPkgVersion(loader);
+        if (pkgVer === 0) {
+            desc = "ESP32-C3";
+        }
+        else {
+            desc = "unknown ESP32-C3";
+        }
+        const chip_rev = await this.getChipRevision(loader);
+        desc += " (revision " + chip_rev + ")";
+        return desc;
+    }
+    async getFlashCap(loader) {
+        const numWord = 3;
+        const block1Addr = this.EFUSE_BASE + 0x044;
+        const addr = block1Addr + 4 * numWord;
+        const registerValue = await loader.readReg(addr);
+        const flashCap = (registerValue >> 27) & 0x07;
+        return flashCap;
+    }
+    async getFlashVendor(loader) {
+        const numWord = 4;
+        const block1Addr = this.EFUSE_BASE + 0x044;
+        const addr = block1Addr + 4 * numWord;
+        const registerValue = await loader.readReg(addr);
+        const vendorId = (registerValue >> 0) & 0x07;
+        const vendorMap = {
+            1: "XMC",
+            2: "GD",
+            3: "FM",
+            4: "TT",
+            5: "ZBIT",
+        };
+        return vendorMap[vendorId] || "";
+    }
+    async getChipFeatures(loader) {
+        const features = ["Wi-Fi", "BLE"];
+        const flashMap = {
+            0: null,
+            1: "Embedded Flash 4MB",
+            2: "Embedded Flash 2MB",
+            3: "Embedded Flash 1MB",
+            4: "Embedded Flash 8MB",
+        };
+        const flashCap = await this.getFlashCap(loader);
+        const flashVendor = await this.getFlashVendor(loader);
+        const flash = flashMap[flashCap];
+        const flashDescription = flash !== undefined ? flash : "Unknown Embedded Flash";
+        if (flash !== null) {
+            features.push(`${flashDescription} (${flashVendor})`);
+        }
+        return features;
+    }
+    async getCrystalFreq(loader) {
+        return 40;
+    }
+    _d2h(d) {
+        const h = (+d).toString(16);
+        return h.length === 1 ? "0" + h : h;
+    }
+    async readMac(loader) {
+        let mac0 = await loader.readReg(this.MAC_EFUSE_REG);
+        mac0 = mac0 >>> 0;
+        let mac1 = await loader.readReg(this.MAC_EFUSE_REG + 4);
+        mac1 = (mac1 >>> 0) & 0x0000ffff;
+        const mac = new Uint8Array(6);
+        mac[0] = (mac1 >> 8) & 0xff;
+        mac[1] = mac1 & 0xff;
+        mac[2] = (mac0 >> 24) & 0xff;
+        mac[3] = (mac0 >> 16) & 0xff;
+        mac[4] = (mac0 >> 8) & 0xff;
+        mac[5] = mac0 & 0xff;
+        return (this._d2h(mac[0]) +
+            ":" +
+            this._d2h(mac[1]) +
+            ":" +
+            this._d2h(mac[2]) +
+            ":" +
+            this._d2h(mac[3]) +
+            ":" +
+            this._d2h(mac[4]) +
+            ":" +
+            this._d2h(mac[5]));
+    }
+    getEraseSize(offset, size) {
+        return size;
+    }
+}