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			202 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			202 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| import { ROM } from "./rom.js";
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| export class ESP32S3ROM extends ROM {
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|     constructor() {
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|         super(...arguments);
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|         this.CHIP_NAME = "ESP32-S3";
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|         this.IMAGE_CHIP_ID = 9;
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|         this.EFUSE_BASE = 0x60007000;
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|         this.MAC_EFUSE_REG = this.EFUSE_BASE + 0x044;
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|         this.EFUSE_BLOCK1_ADDR = this.EFUSE_BASE + 0x44;
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|         this.EFUSE_BLOCK2_ADDR = this.EFUSE_BASE + 0x5c;
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|         this.UART_CLKDIV_REG = 0x60000014;
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|         this.UART_CLKDIV_MASK = 0xfffff;
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|         this.UART_DATE_REG_ADDR = 0x60000080;
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|         this.FLASH_WRITE_SIZE = 0x400;
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|         this.BOOTLOADER_FLASH_OFFSET = 0x0;
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|         this.FLASH_SIZES = {
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|             "1MB": 0x00,
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|             "2MB": 0x10,
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|             "4MB": 0x20,
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|             "8MB": 0x30,
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|             "16MB": 0x40,
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|         };
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|         this.SPI_REG_BASE = 0x60002000;
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|         this.SPI_USR_OFFS = 0x18;
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|         this.SPI_USR1_OFFS = 0x1c;
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|         this.SPI_USR2_OFFS = 0x20;
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|         this.SPI_MOSI_DLEN_OFFS = 0x24;
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|         this.SPI_MISO_DLEN_OFFS = 0x28;
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|         this.SPI_W0_OFFS = 0x58;
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|         this.USB_RAM_BLOCK = 0x800;
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|         this.UARTDEV_BUF_NO_USB = 3;
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|         this.UARTDEV_BUF_NO = 0x3fcef14c;
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|     }
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|     async getChipDescription(loader) {
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|         const majorRev = await this.getMajorChipVersion(loader);
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|         const minorRev = await this.getMinorChipVersion(loader);
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|         const pkgVersion = await this.getPkgVersion(loader);
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|         const chipName = {
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|             0: "ESP32-S3 (QFN56)",
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|             1: "ESP32-S3-PICO-1 (LGA56)",
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|         };
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|         return `${chipName[pkgVersion] || "unknown ESP32-S3"} (revision v${majorRev}.${minorRev})`;
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|     }
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|     async getPkgVersion(loader) {
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|         const numWord = 3;
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|         return ((await loader.readReg(this.EFUSE_BLOCK1_ADDR + 4 * numWord)) >> 21) & 0x07;
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|     }
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|     async getRawMinorChipVersion(loader) {
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|         const hiNumWord = 5;
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|         const hi = ((await loader.readReg(this.EFUSE_BLOCK1_ADDR + 4 * hiNumWord)) >> 23) & 0x01;
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|         const lowNumWord = 3;
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|         const low = ((await loader.readReg(this.EFUSE_BLOCK1_ADDR + 4 * lowNumWord)) >> 18) & 0x07;
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|         return (hi << 3) + low;
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|     }
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|     async getMinorChipVersion(loader) {
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|         const minorRaw = await this.getRawMinorChipVersion(loader);
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|         if (await this.isEco0(loader, minorRaw)) {
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|             return 0;
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|         }
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|         return this.getRawMinorChipVersion(loader);
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|     }
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|     async getRawMajorChipVersion(loader) {
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|         const numWord = 5;
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|         return ((await loader.readReg(this.EFUSE_BLOCK1_ADDR + 4 * numWord)) >> 24) & 0x03;
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|     }
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|     async getMajorChipVersion(loader) {
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|         const minorRaw = await this.getRawMinorChipVersion(loader);
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|         if (await this.isEco0(loader, minorRaw)) {
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|             return 0;
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|         }
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|         return this.getRawMajorChipVersion(loader);
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|     }
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|     async getBlkVersionMajor(loader) {
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|         const numWord = 4;
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|         return ((await loader.readReg(this.EFUSE_BLOCK2_ADDR + 4 * numWord)) >> 0) & 0x03;
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|     }
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|     async getBlkVersionMinor(loader) {
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|         const numWord = 3;
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|         return ((await loader.readReg(this.EFUSE_BLOCK1_ADDR + 4 * numWord)) >> 24) & 0x07;
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|     }
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|     async isEco0(loader, minorRaw) {
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|         // Workaround: The major version field was allocated to other purposes
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|         // when block version is v1.1.
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|         // Luckily only chip v0.0 have this kind of block version and efuse usage.
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|         return ((minorRaw & 0x7) === 0 &&
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|             (await this.getBlkVersionMajor(loader)) === 1 &&
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|             (await this.getBlkVersionMinor(loader)) === 1);
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|     }
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|     async getFlashCap(loader) {
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|         const numWord = 3;
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|         const block1Addr = this.EFUSE_BASE + 0x044;
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|         const addr = block1Addr + 4 * numWord;
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|         const registerValue = await loader.readReg(addr);
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|         const flashCap = (registerValue >> 27) & 0x07;
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|         return flashCap;
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|     }
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|     async getFlashVendor(loader) {
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|         const numWord = 4;
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|         const block1Addr = this.EFUSE_BASE + 0x044;
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|         const addr = block1Addr + 4 * numWord;
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|         const registerValue = await loader.readReg(addr);
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|         const vendorId = (registerValue >> 0) & 0x07;
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|         const vendorMap = {
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|             1: "XMC",
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|             2: "GD",
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|             3: "FM",
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|             4: "TT",
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|             5: "BY",
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|         };
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|         return vendorMap[vendorId] || "";
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|     }
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|     async getPsramCap(loader) {
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|         const numWord = 4;
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|         const block1Addr = this.EFUSE_BASE + 0x044;
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|         const addr = block1Addr + 4 * numWord;
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|         const registerValue = await loader.readReg(addr);
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|         const psramCap = (registerValue >> 3) & 0x03;
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|         return psramCap;
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|     }
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|     async getPsramVendor(loader) {
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|         const numWord = 4;
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|         const block1Addr = this.EFUSE_BASE + 0x044;
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|         const addr = block1Addr + 4 * numWord;
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|         const registerValue = await loader.readReg(addr);
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|         const vendorId = (registerValue >> 7) & 0x03;
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|         const vendorMap = {
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|             1: "AP_3v3",
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|             2: "AP_1v8",
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|         };
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|         return vendorMap[vendorId] || "";
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|     }
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|     async getChipFeatures(loader) {
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|         const features = ["Wi-Fi", "BLE"];
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|         const flashMap = {
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|             0: null,
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|             1: "Embedded Flash 8MB",
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|             2: "Embedded Flash 4MB",
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|         };
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|         const flashCap = await this.getFlashCap(loader);
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|         const flashVendor = await this.getFlashVendor(loader);
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|         const flash = flashMap[flashCap];
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|         const flashDescription = flash !== undefined ? flash : "Unknown Embedded Flash";
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|         if (flash !== null) {
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|             features.push(`${flashDescription} (${flashVendor})`);
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|         }
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|         const psramMap = {
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|             0: null,
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|             1: "Embedded PSRAM 8MB",
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|             2: "Embedded PSRAM 2MB",
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|         };
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|         const psramCap = await this.getPsramCap(loader);
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|         const psramVendor = await this.getPsramVendor(loader);
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|         const psram = psramMap[psramCap];
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|         const psramDescription = psram !== undefined ? psram : "Unknown Embedded PSRAM";
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|         if (psram !== null) {
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|             features.push(`${psramDescription} (${psramVendor})`);
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|         }
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|         return features;
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|     }
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|     async getCrystalFreq(loader) {
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|         return 40;
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|     }
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|     _d2h(d) {
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|         const h = (+d).toString(16);
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|         return h.length === 1 ? "0" + h : h;
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|     }
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|     async postConnect(loader) {
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|         const bufNo = (await loader.readReg(this.UARTDEV_BUF_NO)) & 0xff;
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|         loader.debug("In _post_connect " + bufNo);
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|         if (bufNo == this.UARTDEV_BUF_NO_USB) {
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|             loader.ESP_RAM_BLOCK = this.USB_RAM_BLOCK;
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|         }
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|     }
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|     async readMac(loader) {
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|         let mac0 = await loader.readReg(this.MAC_EFUSE_REG);
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|         mac0 = mac0 >>> 0;
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|         let mac1 = await loader.readReg(this.MAC_EFUSE_REG + 4);
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|         mac1 = (mac1 >>> 0) & 0x0000ffff;
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|         const mac = new Uint8Array(6);
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|         mac[0] = (mac1 >> 8) & 0xff;
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|         mac[1] = mac1 & 0xff;
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|         mac[2] = (mac0 >> 24) & 0xff;
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|         mac[3] = (mac0 >> 16) & 0xff;
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|         mac[4] = (mac0 >> 8) & 0xff;
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|         mac[5] = mac0 & 0xff;
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|         return (this._d2h(mac[0]) +
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|             ":" +
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|             this._d2h(mac[1]) +
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|             ":" +
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|             this._d2h(mac[2]) +
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|             ":" +
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|             this._d2h(mac[3]) +
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|             ":" +
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|             this._d2h(mac[4]) +
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|             ":" +
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|             this._d2h(mac[5]));
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|     }
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|     getEraseSize(offset, size) {
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|         return size;
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|     }
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| }
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