170 lines
6.9 KiB
JavaScript
170 lines
6.9 KiB
JavaScript
export default class ESP32C3ROM {
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static CHIP_NAME = "ESP32-C3";
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static IMAGE_CHIP_ID = 5;
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static EFUSE_BASE = 0x60008800;
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static MAC_EFUSE_REG = this.EFUSE_BASE + 0x044;
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static UART_CLKDIV_REG = 0x3ff40014;
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static UART_CLKDIV_MASK = 0xfffff;
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static UART_DATE_REG_ADDR = 0x6000007c;
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static FLASH_WRITE_SIZE = 0x400;
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static BOOTLOADER_FLASH_OFFSET = 0x1000;
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static 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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static SPI_REG_BASE = 0x60002000;
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static SPI_USR_OFFS = 0x18;
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static SPI_USR1_OFFS = 0x1c;
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static SPI_USR2_OFFS = 0x20;
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static SPI_MOSI_DLEN_OFFS = 0x24;
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static SPI_MISO_DLEN_OFFS = 0x28;
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static SPI_W0_OFFS = 0x58;
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static TEXT_START = 0x40380000;
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static ENTRY = 0x403805c8;
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static DATA_START = 0x3fc96ba8;
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static ROM_DATA = "DEDIPw==";
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static ROM_TEXT =
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"" +
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"e85uFTHVrpDYSYaEH6s9ttQe6KKvwtpuPctR1mPP5pxgEmJAijjQoIvdYCsIp3YR" +
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"amflLIbwKwQpq7aS6hYXzcFUWyuoEGGl7DwS2t3/9q/35t3vfe/e79775mFRPAny" +
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"Df3iJhtIHMjue6WHGFIO8hKQP7tNZehP68yk9j5cohi9r97B0KcSsFb9ZWaTXmnA" +
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"tx8wHVSbV0YAqnhyyQGHcak/du2c16VaCfL/lHG8fHJOpVqYHTBpooi+ERUv2OgG" +
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"/BrU5WGfqil8dHE4Fi42uYinnSSoIifOmgUWscBygrxaKWT5SGCmjql7OXV4l8sr" +
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"Ry/3rzN4QnijPsnlsNgTZHFlR/nVSuFNK8a0bVdsovA5Bgo3pYbrUjf92UIH3xv/" +
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"i8X92b3xvw6UuPg/etPEjaXtCzf/0crUy+bG8haV0Zu2+yKl+ELGWUrb8XT4YBYo" +
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"pnltVv+9jvHXkU4sXKfxG0NqhL7U68N6/PpKeyfjl0o+XMA5N/wc9+g6UfWl9s83" +
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"J279YCuxbUpfYBg26DI+z0jM/CCTyLqft1P4h/4HprTSLAwNAAA=";
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static get_pkg_version = async (loader) => {
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var num_word = 3;
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var block1_addr = this.EFUSE_BASE + 0x044;
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var addr = block1_addr + 4 * num_word;
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var word3 = await loader.read_reg({ addr: addr });
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var pkg_version = (word3 >> 21) & 0x07;
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return pkg_version;
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};
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static get_chip_revision = async (loader) => {
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var block1_addr = this.EFUSE_BASE + 0x044;
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var num_word = 3;
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var pos = 18;
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var addr = block1_addr + 4 * num_word;
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var ret = ((await loader.read_reg({ addr: addr })) & (0x7 << pos)) >> pos;
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return ret;
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};
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static get_chip_description = async (loader) => {
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var desc;
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var pkg_ver = await this.get_pkg_version(loader);
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if (pkg_ver === 0) {
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desc = "ESP32-C3";
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} else {
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desc = "unknown ESP32-C3";
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}
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var chip_rev = await this.get_chip_revision(loader);
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desc += " (revision " + chip_rev + ")";
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return desc;
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};
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static get_chip_features = async (loader) => {
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return ["Wi-Fi"];
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};
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static get_crystal_freq = async (loader) => {
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return 40;
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};
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static _d2h(d) {
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var h = (+d).toString(16);
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return h.length === 1 ? "0" + h : h;
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}
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static read_mac = async (loader) => {
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var mac0 = await loader.read_reg({ addr: this.MAC_EFUSE_REG });
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mac0 = mac0 >>> 0;
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var mac1 = await loader.read_reg({ addr: this.MAC_EFUSE_REG + 4 });
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mac1 = (mac1 >>> 0) & 0x0000ffff;
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var 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 (
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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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};
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static get_erase_size = function (offset, size) {
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return size;
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};
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}
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