From: acevest Date: Fri, 5 Nov 2021 15:29:34 +0000 (+0800) Subject: upgrade multiboot X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zlib_tech.html?a=commitdiff_plain;h=50987df7c5c431a0de8559e9311f7dc61da0996d;p=kernel.git upgrade multiboot --- diff --git a/boot/boot.c b/boot/boot.c index f8feddc..3e297b6 100644 --- a/boot/boot.c +++ b/boot/boot.c @@ -32,13 +32,13 @@ void init_boot_params(multiboot_info_t *p) { boot_params.boot_device = p->boot_device; - memory_map_t *mmap = (memory_map_t *)pa2va(p->mmap_addr); + multiboot_memory_map_t *mmap = (multiboot_memory_map_t *)pa2va(p->mmap_addr); unsigned int i; - boot_params.e820map.map_cnt = p->mmap_length / sizeof(memory_map_t); + boot_params.e820map.map_cnt = p->mmap_length / sizeof(multiboot_memory_map_t); for (i = 0; i < boot_params.e820map.map_cnt; ++i, ++mmap) { - boot_params.e820map.map[i].addr = mmap->base_addr_low; - boot_params.e820map.map[i].size = mmap->length_low; + boot_params.e820map.map[i].addr = mmap->addr; + boot_params.e820map.map[i].size = mmap->len; boot_params.e820map.map[i].type = mmap->type; } } diff --git a/boot/multiboot.S b/boot/multiboot.S index 2ecfc7e..992b86b 100644 --- a/boot/multiboot.S +++ b/boot/multiboot.S @@ -13,6 +13,7 @@ * *-------------------------------------------------------------------------- */ +#define ASM_FILE #define ASM #include "boot.h" #include "system.h" @@ -28,6 +29,9 @@ .extern root_task .extern root_task_entry +#define MULTIBOOT_STACK_SIZE 0x4000 +//#define MULTIBOOT_HEADER_FLAGS MULTIBOOT_PAGE_ALIGN | MULTIBOOT_MEMORY_INFO | MULTIBOOT_VIDEO_MODE +#define MULTIBOOT_HEADER_FLAGS MULTIBOOT_PAGE_ALIGN | MULTIBOOT_MEMORY_INFO .text .code32 @@ -140,7 +144,6 @@ GDTR: .comm stack, MULTIBOOT_STACK_SIZE - .section .multiboot_header .align 32 # Multiboot Header diff --git a/boot/multiboot.h b/boot/multiboot.h index e81eecb..0aec03f 100644 --- a/boot/multiboot.h +++ b/boot/multiboot.h @@ -1,116 +1,262 @@ -/* multiboot.h - the header for Multiboot */ -/* Copyright (C) 1999, 2001 Free Software Foundation, Inc. +/* multiboot.h - Multiboot header file. */ +/* Copyright (C) 1999,2003,2007,2008,2009,2010 Free Software Foundation, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL ANY + * DEVELOPER OR DISTRIBUTOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR + * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. +#ifndef MULTIBOOT_HEADER +#define MULTIBOOT_HEADER 1 - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. +/* How many bytes from the start of the file we search for the header. */ +#define MULTIBOOT_SEARCH 8192 +#define MULTIBOOT_HEADER_ALIGN 4 - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +/* The magic field should contain this. */ +#define MULTIBOOT_HEADER_MAGIC 0x1BADB002 -/* Macros. */ -#pragma once +/* This should be in %eax. */ +#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002 -/* The magic number for the Multiboot header. */ -#define MULTIBOOT_HEADER_MAGIC 0x1BADB002 +/* Alignment of multiboot modules. */ +#define MULTIBOOT_MOD_ALIGN 0x00001000 -/* The flags for the Multiboot header. */ -#ifdef __ELF__ -#define MULTIBOOT_HEADER_FLAGS 0x00000003 -#else -#define MULTIBOOT_HEADER_FLAGS 0x00010003 -#endif +/* Alignment of the multiboot info structure. */ +#define MULTIBOOT_INFO_ALIGN 0x00000004 -/* The magic number passed by a Multiboot-compliant boot loader. */ -#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002 +/* Flags set in the ’flags’ member of the multiboot header. */ + +/* Align all boot modules on i386 page (4KB) boundaries. */ +#define MULTIBOOT_PAGE_ALIGN 0x00000001 + +/* Must pass memory information to OS. */ +#define MULTIBOOT_MEMORY_INFO 0x00000002 + +/* Must pass video information to OS. */ +#define MULTIBOOT_VIDEO_MODE 0x00000004 + +/* This flag indicates the use of the address fields in the header. */ +#define MULTIBOOT_AOUT_KLUDGE 0x00010000 + +/* Flags to be set in the ’flags’ member of the multiboot info structure. */ + +/* is there basic lower/upper memory information? */ +#define MULTIBOOT_INFO_MEMORY 0x00000001 +/* is there a boot device set? */ +#define MULTIBOOT_INFO_BOOTDEV 0x00000002 +/* is the command-line defined? */ +#define MULTIBOOT_INFO_CMDLINE 0x00000004 +/* are there modules to do something with? */ +#define MULTIBOOT_INFO_MODS 0x00000008 + +/* These next two are mutually exclusive */ + +/* is there a symbol table loaded? */ +#define MULTIBOOT_INFO_AOUT_SYMS 0x00000010 +/* is there an ELF section header table? */ +#define MULTIBOOT_INFO_ELF_SHDR 0X00000020 + +/* is there a full memory map? */ +#define MULTIBOOT_INFO_MEM_MAP 0x00000040 + +/* Is there drive info? */ +#define MULTIBOOT_INFO_DRIVE_INFO 0x00000080 + +/* Is there a config table? */ +#define MULTIBOOT_INFO_CONFIG_TABLE 0x00000100 + +/* Is there a boot loader name? */ +#define MULTIBOOT_INFO_BOOT_LOADER_NAME 0x00000200 + +/* Is there a APM table? */ +#define MULTIBOOT_INFO_APM_TABLE 0x00000400 + +/* Is there video information? */ +#define MULTIBOOT_INFO_VBE_INFO 0x00000800 +#define MULTIBOOT_INFO_FRAMEBUFFER_INFO 0x00001000 + +#ifndef ASM_FILE + +typedef unsigned char multiboot_uint8_t; +typedef unsigned short multiboot_uint16_t; +typedef unsigned int multiboot_uint32_t; +typedef unsigned long long multiboot_uint64_t; + +struct multiboot_header { + /* Must be MULTIBOOT_MAGIC - see above. */ + multiboot_uint32_t magic; + + /* Feature flags. */ + multiboot_uint32_t flags; + + /* The above fields plus this one must equal 0 mod 2^32. */ + multiboot_uint32_t checksum; + + /* These are only valid if MULTIBOOT_AOUT_KLUDGE is set. */ + multiboot_uint32_t header_addr; + multiboot_uint32_t load_addr; + multiboot_uint32_t load_end_addr; + multiboot_uint32_t bss_end_addr; + multiboot_uint32_t entry_addr; + + /* These are only valid if MULTIBOOT_VIDEO_MODE is set. */ + multiboot_uint32_t mode_type; + multiboot_uint32_t width; + multiboot_uint32_t height; + multiboot_uint32_t depth; +}; + +/* The symbol table for a.out. */ +struct multiboot_aout_symbol_table { + multiboot_uint32_t tabsize; + multiboot_uint32_t strsize; + multiboot_uint32_t addr; + multiboot_uint32_t reserved; +}; +typedef struct multiboot_aout_symbol_table multiboot_aout_symbol_table_t; + +/* The section header table for ELF. */ +struct multiboot_elf_section_header_table { + multiboot_uint32_t num; + multiboot_uint32_t size; + multiboot_uint32_t addr; + multiboot_uint32_t shndx; +}; +typedef struct multiboot_elf_section_header_table multiboot_elf_section_header_table_t; + +struct multiboot_info { + /* Multiboot info version number */ + multiboot_uint32_t flags; + + /* Available memory from BIOS */ + multiboot_uint32_t mem_lower; + multiboot_uint32_t mem_upper; + + /* "root" partition */ + multiboot_uint32_t boot_device; + + /* Kernel command line */ + multiboot_uint32_t cmdline; + + /* Boot-Module list */ + multiboot_uint32_t mods_count; + multiboot_uint32_t mods_addr; -/* The size of our stack (16KB). */ -#define MULTIBOOT_STACK_SIZE 0x4000 - -/* C symbol format. HAVE_ASM_USCORE is defined by configure. */ -#ifdef HAVE_ASM_USCORE -#define EXT_C(sym) _##sym -#else -#define EXT_C(sym) sym -#endif - -#ifndef ASM -/* Do not include here in boot.S. */ - -/* Types. */ - -/* The Multiboot header. */ -typedef struct multiboot_header { - unsigned long magic; - unsigned long flags; - unsigned long checksum; - unsigned long header_addr; - unsigned long load_addr; - unsigned long load_end_addr; - unsigned long bss_end_addr; - unsigned long entry_addr; -} multiboot_header_t; - -/* The symbol table for a.out. */ -typedef struct aout_symbol_table { - unsigned long tabsize; - unsigned long strsize; - unsigned long addr; - unsigned long reserved; -} aout_symbol_table_t; - -/* The section header table for ELF. */ -typedef struct elf_section_header_table { - unsigned long num; - unsigned long size; - unsigned long addr; - unsigned long shndx; -} elf_section_header_table_t; - -/* The Multiboot information. */ -typedef struct multiboot_info { - unsigned long flags; - unsigned long mem_lower; - unsigned long mem_upper; - unsigned long boot_device; - unsigned long cmdline; - unsigned long mods_count; - unsigned long mods_addr; union { - aout_symbol_table_t aout_sym; - elf_section_header_table_t elf_sec; + multiboot_aout_symbol_table_t aout_sym; + multiboot_elf_section_header_table_t elf_sec; } u; - unsigned long mmap_length; - unsigned long mmap_addr; -} multiboot_info_t; - -/* The module structure. */ -typedef struct module { - unsigned long mod_start; - unsigned long mod_end; - unsigned long string; - unsigned long reserved; -} module_t; - -/* The memory map. Be careful that the offset 0 is base_addr_low - but no size. */ -typedef struct memory_map { - unsigned long size; - unsigned long base_addr_low; - unsigned long base_addr_high; - unsigned long length_low; - unsigned long length_high; - unsigned long type; -} memory_map_t; - -typedef multiboot_info_t MultiBootInfo, *pMultiBootInfo; -typedef memory_map_t mmapItem, *pmmapItem; - -#endif /* ! ASM */ + + /* Memory Mapping buffer */ + multiboot_uint32_t mmap_length; + multiboot_uint32_t mmap_addr; + + /* Drive Info buffer */ + multiboot_uint32_t drives_length; + multiboot_uint32_t drives_addr; + + /* ROM configuration table */ + multiboot_uint32_t config_table; + + /* Boot Loader Name */ + multiboot_uint32_t boot_loader_name; + + /* APM table */ + multiboot_uint32_t apm_table; + + /* Video */ + multiboot_uint32_t vbe_control_info; + multiboot_uint32_t vbe_mode_info; + multiboot_uint16_t vbe_mode; + multiboot_uint16_t vbe_interface_seg; + multiboot_uint16_t vbe_interface_off; + multiboot_uint16_t vbe_interface_len; + + multiboot_uint64_t framebuffer_addr; + multiboot_uint32_t framebuffer_pitch; + multiboot_uint32_t framebuffer_width; + multiboot_uint32_t framebuffer_height; + multiboot_uint8_t framebuffer_bpp; +#define MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED 0 +#define MULTIBOOT_FRAMEBUFFER_TYPE_RGB 1 +#define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2 + multiboot_uint8_t framebuffer_type; + union { + struct { + multiboot_uint32_t framebuffer_palette_addr; + multiboot_uint16_t framebuffer_palette_num_colors; + }; + struct { + multiboot_uint8_t framebuffer_red_field_position; + multiboot_uint8_t framebuffer_red_mask_size; + multiboot_uint8_t framebuffer_green_field_position; + multiboot_uint8_t framebuffer_green_mask_size; + multiboot_uint8_t framebuffer_blue_field_position; + multiboot_uint8_t framebuffer_blue_mask_size; + }; + }; +}; +typedef struct multiboot_info multiboot_info_t; + +struct multiboot_color { + multiboot_uint8_t red; + multiboot_uint8_t green; + multiboot_uint8_t blue; +}; + +struct multiboot_mmap_entry { + multiboot_uint32_t size; + multiboot_uint64_t addr; + multiboot_uint64_t len; +#define MULTIBOOT_MEMORY_AVAILABLE 1 +#define MULTIBOOT_MEMORY_RESERVED 2 +#define MULTIBOOT_MEMORY_ACPI_RECLAIMABLE 3 +#define MULTIBOOT_MEMORY_NVS 4 +#define MULTIBOOT_MEMORY_BADRAM 5 + multiboot_uint32_t type; +} __attribute__((packed)); +typedef struct multiboot_mmap_entry multiboot_memory_map_t; + +struct multiboot_mod_list { + /* the memory used goes from bytes ’mod_start’ to ’mod_end-1’ inclusive */ + multiboot_uint32_t mod_start; + multiboot_uint32_t mod_end; + + /* Module command line */ + multiboot_uint32_t cmdline; + + /* padding to take it to 16 bytes (must be zero) */ + multiboot_uint32_t pad; +}; +typedef struct multiboot_mod_list multiboot_module_t; + +/* APM BIOS info. */ +struct multiboot_apm_info { + multiboot_uint16_t version; + multiboot_uint16_t cseg; + multiboot_uint32_t offset; + multiboot_uint16_t cseg_16; + multiboot_uint16_t dseg; + multiboot_uint16_t flags; + multiboot_uint16_t cseg_len; + multiboot_uint16_t cseg_16_len; + multiboot_uint16_t dseg_len; +}; + +#endif /* ! ASM_FILE */ + +#endif /* ! MULTIBOOT_HEADER */ \ No newline at end of file diff --git a/kernel/init.c b/kernel/init.c index 7774e71..2dd393d 100644 --- a/kernel/init.c +++ b/kernel/init.c @@ -158,7 +158,7 @@ void root_task_entry() { // sysc_test(); // printl(MPL_TASK_0, "root:0 [%08x] weight %d cnt %d", current, root_task.weight, cnt++); // printk("root:0 [%08x] weight %d cnt %d", current, current->weight, cnt++); - asm("sti;hlt;"); + asm("hlt;"); // asm("nop;nop;nop;"); // sysc_test(); // syscall0(SYSC_TEST);