86 lines
2.7 KiB
JavaScript
86 lines
2.7 KiB
JavaScript
import { ROM } from "./rom.js";
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import ESP32S3_STUB from "./stub_flasher/stub_flasher_32s3.json";
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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.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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this.TEXT_START = ESP32S3_STUB.text_start;
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this.ENTRY = ESP32S3_STUB.entry;
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this.DATA_START = ESP32S3_STUB.data_start;
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this.ROM_DATA = ESP32S3_STUB.data;
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this.ROM_TEXT = ESP32S3_STUB.text;
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}
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async getChipDescription(loader) {
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return "ESP32-S3";
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}
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async getChipFeatures(loader) {
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return ["Wi-Fi", "BLE"];
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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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