[uboot] create uboot from github:

repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29

u-boot-2021.10/arch/x86/lib/tables.c

@@ -0,0 +1,164 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
+ */
+
+#define LOG_CATEGORY LOGC_BOARD
+
+#include <common.h>
+#include <bloblist.h>
+#include <log.h>
+#include <malloc.h>
+#include <smbios.h>
+#include <acpi/acpi_table.h>
+#include <asm/global_data.h>
+#include <asm/sfi.h>
+#include <asm/mpspec.h>
+#include <asm/tables.h>
+#include <asm/coreboot_tables.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/**
+ * Function prototype to write a specific configuration table
+ *
+ * @addr:	start address to write the table
+ * @return:	end address of the table
+ */
+typedef ulong (*table_write)(ulong addr);
+
+/**
+ * struct table_info - Information about each table to write
+ *
+ * @name: Name of table (for debugging)
+ * @write: Function to call to write this table
+ * @tag: Bloblist tag if using CONFIG_BLOBLIST_TABLES
+ * @size: Maximum table size
+ * @align: Table alignment in bytes
+ */
+struct table_info {
+	const char *name;
+	table_write write;
+	enum bloblist_tag_t tag;
+	int size;
+	int align;
+};
+
+static struct table_info table_list[] = {
+#ifdef CONFIG_GENERATE_PIRQ_TABLE
+	{ "pirq", write_pirq_routing_table },
+#endif
+#ifdef CONFIG_GENERATE_SFI_TABLE
+	{ "sfi", write_sfi_table, },
+#endif
+#ifdef CONFIG_GENERATE_MP_TABLE
+	{ "mp", write_mp_table, },
+#endif
+#ifdef CONFIG_GENERATE_ACPI_TABLE
+	{ "acpi", write_acpi_tables, BLOBLISTT_ACPI_TABLES, 0x10000, 0x1000},
+#endif
+#ifdef CONFIG_GENERATE_SMBIOS_TABLE
+	{ "smbios", write_smbios_table, BLOBLISTT_SMBIOS_TABLES, 0x1000, 0x100},
+#endif
+};
+
+void table_fill_string(char *dest, const char *src, size_t n, char pad)
+{
+	int start, len;
+	int i;
+
+	strncpy(dest, src, n);
+
+	/* Fill the remaining bytes with pad */
+	len = strlen(src);
+	start = len < n ? len : n;
+	for (i = start; i < n; i++)
+		dest[i] = pad;
+}
+
+int write_tables(void)
+{
+	u32 rom_table_start;
+	u32 rom_table_end;
+	u32 high_table, table_size;
+	struct memory_area cfg_tables[ARRAY_SIZE(table_list) + 1];
+	int i;
+
+	rom_table_start = ROM_TABLE_ADDR;
+
+	debug("Writing tables to %x:\n", rom_table_start);
+	for (i = 0; i < ARRAY_SIZE(table_list); i++) {
+		const struct table_info *table = &table_list[i];
+		int size = table->size ? : CONFIG_ROM_TABLE_SIZE;
+
+		if (IS_ENABLED(CONFIG_BLOBLIST_TABLES) && table->tag) {
+			rom_table_start = (ulong)bloblist_add(table->tag, size,
+							      table->align);
+			if (!rom_table_start)
+				return log_msg_ret("bloblist", -ENOBUFS);
+		}
+		rom_table_end = table->write(rom_table_start);
+		if (!rom_table_end) {
+			log_err("Can't create configuration table %d\n", i);
+			return -EINTR;
+		}
+
+		if (IS_ENABLED(CONFIG_SEABIOS)) {
+			table_size = rom_table_end - rom_table_start;
+			high_table = (u32)(ulong)high_table_malloc(table_size);
+			if (high_table) {
+				if (!table->write(high_table)) {
+					log_err("Can't create configuration table %d\n",
+						i);
+					return -EINTR;
+				}
+
+				cfg_tables[i].start = high_table;
+				cfg_tables[i].size = table_size;
+			} else {
+				printf("%d: no memory for configuration tables\n",
+				       i);
+				return -ENOSPC;
+			}
+		}
+
+		debug("- wrote '%s' to %x, end %x\n", table->name,
+		      rom_table_start, rom_table_end);
+		if (rom_table_end - rom_table_start > size) {
+			log_err("Out of space for configuration tables: need %x, have %x\n",
+				rom_table_end - rom_table_start, size);
+			return log_msg_ret("bloblist", -ENOSPC);
+		}
+		rom_table_start = rom_table_end;
+	}
+
+	if (IS_ENABLED(CONFIG_SEABIOS)) {
+		/* make sure the last item is zero */
+		cfg_tables[i].size = 0;
+		write_coreboot_table(CB_TABLE_ADDR, cfg_tables);
+	}
+
+	if (IS_ENABLED(CONFIG_BLOBLIST_TABLES)) {
+		void *ptr = (void *)CONFIG_ROM_TABLE_ADDR;
+
+		/* Write an RSDP pointing to the tables */
+		if (IS_ENABLED(CONFIG_GENERATE_ACPI_TABLE)) {
+			struct acpi_ctx *ctx = gd_acpi_ctx();
+
+			acpi_write_rsdp(ptr, ctx->rsdt, ctx->xsdt);
+			ptr += ALIGN(sizeof(struct acpi_rsdp), 16);
+		}
+		if (IS_ENABLED(CONFIG_GENERATE_SMBIOS_TABLE)) {
+			void *smbios;
+
+			smbios = bloblist_find(BLOBLISTT_SMBIOS_TABLES, 0);
+			if (!smbios)
+				return log_msg_ret("smbios", -ENOENT);
+			memcpy(ptr, smbios, sizeof(struct smbios_entry));
+		}
+	}
+
+	debug("- done writing tables\n");
+
+	return 0;
+}