diff --git a/.stylehlp b/.stylehlp
index 588d391..66bda54 100644
--- a/.stylehlp
+++ b/.stylehlp
@@ -24,3 +24,29 @@
//------------------------------------------//
+
+;=----------------------------------------------------------------------------=;
+; GNU GPL OS/K ;
+; ;
+; Desc: ;
+; ;
+; ;
+; Copyright © 2018-2019 The OS/K Team ;
+; ;
+; This file is part of OS/K. ;
+; ;
+; OS/K 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 3 of the License, or ;
+; (at your option) any later version. ;
+; ;
+; OS/K 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. ;
+; ;
+; You should have received a copy of the GNU General Public License ;
+; along with OS/K. If not, see . ;
+;=----------------------------------------------------------------------------=;
+
+
diff --git a/boot/loader/cpu/cpu.inc b/boot/loader/cpu/cpu.inc
index 25a3b08..f0fbc95 100644
--- a/boot/loader/cpu/cpu.inc
+++ b/boot/loader/cpu/cpu.inc
@@ -23,11 +23,12 @@
; along with OS/K. If not, see . ;
;=----------------------------------------------------------------------------=;
-[global temporize]
-[global bitemporize]
-[global tritemporize]
+global temporize
+global bitemporize
+global tritemporize
[BITS 64]
+[section .text]
temporize:
push rcx
@@ -59,16 +60,3 @@ tritemporize:
loop .looping
pop rcx
ret
-
-
-; ---------------------------------------------------------------------------- ;
-; Returns the CPU Vendor String.pointer in eax ;
-; ---------------------------------------------------------------------------- ;
-cpu_vendor:
-
- ;; Calling the competent authorities
- mov eax, 0
- cpuid
-
- ret
-.string db " "
diff --git a/boot/loader/cpu/cpu32.inc b/boot/loader/cpu/cpu32.inc
index c67fb08..9eaa036 100644
--- a/boot/loader/cpu/cpu32.inc
+++ b/boot/loader/cpu/cpu32.inc
@@ -24,6 +24,7 @@
;=----------------------------------------------------------------------------=;
[BITS 32]
+[section .text]
; ---------------------------------------------------------------------------- ;
; Checks if the CPU is compatible with 64-bits operating systems ;
diff --git a/boot/loader/io/terminal.inc b/boot/loader/io/terminal.inc
index c2bce9a..50b4175 100644
--- a/boot/loader/io/terminal.inc
+++ b/boot/loader/io/terminal.inc
@@ -22,7 +22,9 @@
; You should have received a copy of the GNU General Public License ;
; along with OS/K. If not, see . ;
;=----------------------------------------------------------------------------=;
-[global testf]
+
+[BITS 64]
+[section .text]
;;VIDEO
%define TRAM 0xB8000 ; [T]ext[RAM]
@@ -30,16 +32,12 @@
%define VGA_HEIGHT 80
;; GLOBAL DATA
-
NextTRAM dq 0xB8000 ; Last position of cursor
NextTRAM32 dq 0xB8000 ; Last position of cursor
VGA_X32 dq 0
VGA_HEIGHT64 dq VGA_HEIGHT
VGA_X dq 0
-;; TEXT
-
-[BITS 64]
testf:
push rsi
diff --git a/boot/loader/loader.asm b/boot/loader/loader.asm
index 33236e0..785e4c2 100644
--- a/boot/loader/loader.asm
+++ b/boot/loader/loader.asm
@@ -31,9 +31,10 @@
%include "boot/loader/cpu/cpu.inc"
%include "boot/loader/mem/structures.inc"
-[BITS 32]
-[global MB_start]
+global MB_start
+extern StartKern
+[BITS 32]
[section .multiboot]
;; MAGNIFICENT MULTIBOOT HEADER FOR GRUB ------------------------------------ ;;
@@ -50,8 +51,8 @@ MB_start:
mov esp, KERNEL_STACK ; Setup the stack
push 0 ; Reset EFLAGS
popf
- push eax ; 2nd argument is magic number
- push ebx ; 1st argument multiboot info pointer
+ mov [mbInfo], ebx
+ mov [mbMagic], eax
mov ecx, eax ; For debug
call _loader
add esp, 8 ; Cleanup arguments "A la MIPS"
@@ -95,7 +96,9 @@ Die:
_loader:
jmp lbegin
-LOGO: db 219, 219, 219, " OS/K", 0
+LOGO db 219, 219, 219, " OS/K", 0
+mbInfo dq 0
+mbMagic dq 0
lbegin:
call clear ; Clear the screen
@@ -152,7 +155,8 @@ _loader64:
;; Launch the kernel !
call tritemporize ; Let time to see
- extern StartKern
+ mov rdi, [mbInfo]
+ mov rsi, [mbMagic]
call StartKern
;; We must never reach this point ------------------------------------------- ;;
diff --git a/boot/loader/mem/management.inc b/boot/loader/mem/management.inc
index 876d2fe..b44bf4f 100644
--- a/boot/loader/mem/management.inc
+++ b/boot/loader/mem/management.inc
@@ -24,7 +24,7 @@
;=----------------------------------------------------------------------------=;
[BITS 32]
-
+[section .text]
; ---------------------------------------------------------------------------- ;
; Constructor for the page tables in protected mode ;
; ---------------------------------------------------------------------------- ;
diff --git a/boot/loader/mem/structures.inc b/boot/loader/mem/structures.inc
index 4b92e56..0c7bd8b 100644
--- a/boot/loader/mem/structures.inc
+++ b/boot/loader/mem/structures.inc
@@ -24,7 +24,7 @@
;=----------------------------------------------------------------------------=;
[BITS 32]
-section .rodata
+[section .rodata]
;; GDT WITH DOC
ALIGN 4096
GDT64:
@@ -44,7 +44,7 @@ GDT64:
dq GDT64
;; EMPTY PAGE TABLES (identity of the first 1GiB)
-section .bss
+[section .bss]
ALIGN 4096
PML4_table:
resb 4096
diff --git a/boot/loader/multiboot/header.inc b/boot/loader/multiboot/header.inc
index 337d168..06f89a4 100644
--- a/boot/loader/multiboot/header.inc
+++ b/boot/loader/multiboot/header.inc
@@ -29,6 +29,6 @@ MB_ALIGN equ 1 << 0 ; Ask to align loaded modules on page bounda
MB_MEMINFO equ 1 << 1 ; Ask to provide memory map
MB_HEADER_MAGIC equ 0x1badb002
MB_GRUB_MAGIC equ 0x2badb002
-MB_HEADER_FLAGS equ 0x0 ; MB_AOUT_KLUDGE|MB_ALIGN|MB_MEMINFO
+MB_HEADER_FLAGS equ MB_AOUT_KLUDGE|MB_ALIGN|MB_MEMINFO
CHECKSUM equ -(MB_HEADER_MAGIC + MB_HEADER_FLAGS)
KERNEL_STACK equ 0x00200000 ; Stack starts at the 2mb address & grows down
diff --git a/kaleid/crtlib/sprintf.c b/kaleid/crtlib/sprintf.c
index 8174ddd..be93623 100644
--- a/kaleid/crtlib/sprintf.c
+++ b/kaleid/crtlib/sprintf.c
@@ -71,7 +71,7 @@ size_t snprintf(char *str, size_t n, const char *fmt, ...)
}
// Size of the buffer is for convertions
-#define CONVBUF 4096
+#define CONVBUF 64
size_t vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
{
@@ -82,10 +82,13 @@ size_t vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
char mod;
char convbuf[CONVBUF] = { 0 };
- char c;
- int d;
- uint u;
- char *s;
+ char c, *s;
+ int d;
+ uint u;
+
+ assert(str && fmt);
+
+ if (n == 0) return 0;
// For aesthetic reasons...
n--;
@@ -235,6 +238,7 @@ size_t vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
}
// We fallthrough here from the "while (1)"
+ lflag = hflag = hhflag = altflag = 0;
fmt++;
}
diff --git a/kaleid/include/multiboot/multiboot.h b/kaleid/include/multiboot/multiboot.h
index 2c93a2a..04f6322 100644
--- a/kaleid/include/multiboot/multiboot.h
+++ b/kaleid/include/multiboot/multiboot.h
@@ -1,282 +1,198 @@
-/* multiboot2.h - Multiboot 2 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.
- */
+//----------------------------------------------------------------------------//
+// GNU GPL OS/K //
+// //
+// Desc: multiboot.h - Multiboot header file. //
+// //
+// //
+// Copyright © 1999,2003,2007-2010 Free Software Foundation, Inc. //
+// Copyright © 2018-2019 The OS/K Team //
+// //
+// This file is part of OS/K. //
+// //
+// OS/K 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 3 of the License, or //
+// any later version. //
+// //
+// OS/K 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. //
+// //
+// You should have received a copy of the GNU General Public License //
+// along with OS/K. If not, see . //
+//----------------------------------------------------------------------------//
#ifndef MULTIBOOT_HEADER
#define MULTIBOOT_HEADER 1
/* How many bytes from the start of the file we search for the header. */
-#define MULTIBOOT_SEARCH 32768
-#define MULTIBOOT_HEADER_ALIGN 8
+#define MULTIBOOT_SEARCH 8192
+#define MULTIBOOT_HEADER_ALIGN 4
/* The magic field should contain this. */
-#define MULTIBOOT2_HEADER_MAGIC 0xe85250d6
+#define MULTIBOOT_HEADER_MAGIC 0x1BADB002
/* This should be in %eax. */
-#define MULTIBOOT2_BOOTLOADER_MAGIC 0x36d76289
+#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002
/* Alignment of multiboot modules. */
-#define MULTIBOOT_MOD_ALIGN 0x00001000
+#define MULTIBOOT_MOD_ALIGN 0x00001000
/* Alignment of the multiboot info structure. */
-#define MULTIBOOT_INFO_ALIGN 0x00000008
+#define MULTIBOOT_INFO_ALIGN 0x00000004
/* Flags set in the 'flags' member of the multiboot header. */
-#define MULTIBOOT_TAG_ALIGN 8
-#define MULTIBOOT_TAG_TYPE_END 0
-#define MULTIBOOT_TAG_TYPE_CMDLINE 1
-#define MULTIBOOT_TAG_TYPE_BOOT_LOADER_NAME 2
-#define MULTIBOOT_TAG_TYPE_MODULE 3
-#define MULTIBOOT_TAG_TYPE_BASIC_MEMINFO 4
-#define MULTIBOOT_TAG_TYPE_BOOTDEV 5
-#define MULTIBOOT_TAG_TYPE_MMAP 6
-#define MULTIBOOT_TAG_TYPE_VBE 7
-#define MULTIBOOT_TAG_TYPE_FRAMEBUFFER 8
-#define MULTIBOOT_TAG_TYPE_ELF_SECTIONS 9
-#define MULTIBOOT_TAG_TYPE_APM 10
-#define MULTIBOOT_TAG_TYPE_EFI32 11
-#define MULTIBOOT_TAG_TYPE_EFI64 12
-#define MULTIBOOT_TAG_TYPE_SMBIOS 13
-#define MULTIBOOT_TAG_TYPE_ACPI_OLD 14
-#define MULTIBOOT_TAG_TYPE_ACPI_NEW 15
-#define MULTIBOOT_TAG_TYPE_NETWORK 16
-#define MULTIBOOT_TAG_TYPE_EFI_MMAP 17
-#define MULTIBOOT_TAG_TYPE_EFI_BS 18
-#define MULTIBOOT_TAG_TYPE_EFI32_IH 19
-#define MULTIBOOT_TAG_TYPE_EFI64_IH 20
-#define MULTIBOOT_TAG_TYPE_LOAD_BASE_ADDR 21
+/* Align all boot modules on i386 page (4KB) boundaries. */
+#define MULTIBOOT_PAGE_ALIGN 0x00000001
-#define MULTIBOOT_HEADER_TAG_END 0
-#define MULTIBOOT_HEADER_TAG_INFORMATION_REQUEST 1
-#define MULTIBOOT_HEADER_TAG_ADDRESS 2
-#define MULTIBOOT_HEADER_TAG_ENTRY_ADDRESS 3
-#define MULTIBOOT_HEADER_TAG_CONSOLE_FLAGS 4
-#define MULTIBOOT_HEADER_TAG_FRAMEBUFFER 5
-#define MULTIBOOT_HEADER_TAG_MODULE_ALIGN 6
-#define MULTIBOOT_HEADER_TAG_EFI_BS 7
-#define MULTIBOOT_HEADER_TAG_ENTRY_ADDRESS_EFI32 8
-#define MULTIBOOT_HEADER_TAG_ENTRY_ADDRESS_EFI64 9
-#define MULTIBOOT_HEADER_TAG_RELOCATABLE 10
+/* Must pass memory information to OS. */
+#define MULTIBOOT_MEMORY_INFO 0x00000002
-#define MULTIBOOT_ARCHITECTURE_I386 0
-#define MULTIBOOT_ARCHITECTURE_MIPS32 4
-#define MULTIBOOT_HEADER_TAG_OPTIONAL 1
+/* Must pass video information to OS. */
+#define MULTIBOOT_VIDEO_MODE 0x00000004
-#define MULTIBOOT_LOAD_PREFERENCE_NONE 0
-#define MULTIBOOT_LOAD_PREFERENCE_LOW 1
-#define MULTIBOOT_LOAD_PREFERENCE_HIGH 2
+/* This flag indicates the use of the address fields in the header. */
+#define MULTIBOOT_AOUT_KLUDGE 0x00010000
-#define MULTIBOOT_CONSOLE_FLAGS_CONSOLE_REQUIRED 1
-#define MULTIBOOT_CONSOLE_FLAGS_EGA_TEXT_SUPPORTED 2
+
+#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;
+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;
- /* ISA */
- multiboot_uint32_t architecture;
-
- /* Total header length. */
- multiboot_uint32_t header_length;
+ /* Feature flags. */
+ multiboot_uint32_t flags;
/* The above fields plus this one must equal 0 mod 2^32. */
multiboot_uint32_t checksum;
-};
-struct multiboot_header_tag
-{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
-};
-
-struct multiboot_header_tag_information_request
-{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
- multiboot_uint32_t requests[0];
-};
-
-struct multiboot_header_tag_address
-{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
+ /* 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;
-};
-
-struct multiboot_header_tag_entry_address
-{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
multiboot_uint32_t entry_addr;
-};
-struct multiboot_header_tag_console_flags
-{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
- multiboot_uint32_t console_flags;
-};
-
-struct multiboot_header_tag_framebuffer
-{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
+ /* 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;
};
-struct multiboot_header_tag_module_align
+/* The symbol table for a.out. */
+struct multiboot_aout_symbol_table
{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
+ 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_header_tag_relocatable
+struct multiboot_info
{
- multiboot_uint16_t type;
- multiboot_uint16_t flags;
- multiboot_uint32_t size;
- multiboot_uint32_t min_addr;
- multiboot_uint32_t max_addr;
- multiboot_uint32_t align;
- multiboot_uint32_t preference;
-};
+ /* Multiboot info version number */
+ multiboot_uint32_t flags;
-struct multiboot_color
-{
- multiboot_uint8_t red;
- multiboot_uint8_t green;
- multiboot_uint8_t blue;
-};
-
-struct multiboot_mmap_entry
-{
- 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;
- multiboot_uint32_t zero;
-};
-typedef struct multiboot_mmap_entry multiboot_memory_map_t;
-
-struct multiboot_tag
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
-};
-
-struct multiboot_tag_string
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- char string[0];
-};
-
-struct multiboot_tag_module
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t mod_start;
- multiboot_uint32_t mod_end;
- char cmdline[0];
-};
-
-struct multiboot_tag_basic_meminfo
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
+ /* Available memory from BIOS */
multiboot_uint32_t mem_lower;
multiboot_uint32_t mem_upper;
-};
-struct multiboot_tag_bootdev
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t biosdev;
- multiboot_uint32_t slice;
- multiboot_uint32_t part;
-};
+ /* "root" partition */
+ multiboot_uint32_t boot_device;
-struct multiboot_tag_mmap
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t entry_size;
- multiboot_uint32_t entry_version;
- struct multiboot_mmap_entry entries[0];
-};
+ /* Kernel command line */
+ multiboot_uint32_t cmdline;
-struct multiboot_vbe_info_block
-{
- multiboot_uint8_t external_specification[512];
-};
+ /* Boot-Module list */
+ multiboot_uint32_t mods_count;
+ multiboot_uint32_t mods_addr;
-struct multiboot_vbe_mode_info_block
-{
- multiboot_uint8_t external_specification[256];
-};
+ union
+ {
+ multiboot_aout_symbol_table_t aout_sym;
+ multiboot_elf_section_header_table_t elf_sec;
+ } u;
-struct multiboot_tag_vbe
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
+ /* 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;
- struct multiboot_vbe_info_block vbe_control_info;
- struct multiboot_vbe_mode_info_block vbe_mode_info;
-};
-
-struct multiboot_tag_framebuffer_common
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
-
multiboot_uint64_t framebuffer_addr;
multiboot_uint32_t framebuffer_pitch;
multiboot_uint32_t framebuffer_width;
@@ -284,21 +200,14 @@ struct multiboot_tag_framebuffer_common
multiboot_uint8_t framebuffer_bpp;
#define MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED 0
#define MULTIBOOT_FRAMEBUFFER_TYPE_RGB 1
-#define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2
+#define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2
multiboot_uint8_t framebuffer_type;
- multiboot_uint16_t reserved;
-};
-
-struct multiboot_tag_framebuffer
-{
- struct multiboot_tag_framebuffer_common common;
-
union
{
struct
{
+ multiboot_uint32_t framebuffer_palette_addr;
multiboot_uint16_t framebuffer_palette_num_colors;
- struct multiboot_color framebuffer_palette[0];
};
struct
{
@@ -311,21 +220,46 @@ struct multiboot_tag_framebuffer
};
};
};
+typedef struct multiboot_info multiboot_info_t;
-struct multiboot_tag_elf_sections
+struct multiboot_color
{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t num;
- multiboot_uint32_t entsize;
- multiboot_uint32_t shndx;
- char sections[0];
+ multiboot_uint8_t red;
+ multiboot_uint8_t green;
+ multiboot_uint8_t blue;
};
-struct multiboot_tag_apm
+struct multiboot_mmap_entry
{
- multiboot_uint32_t type;
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;
@@ -337,81 +271,6 @@ struct multiboot_tag_apm
multiboot_uint16_t dseg_len;
};
-struct multiboot_tag_efi32
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t pointer;
-};
-
-struct multiboot_tag_efi64
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint64_t pointer;
-};
-
-struct multiboot_tag_smbios
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint8_t major;
- multiboot_uint8_t minor;
- multiboot_uint8_t reserved[6];
- multiboot_uint8_t tables[0];
-};
-
-struct multiboot_tag_old_acpi
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint8_t rsdp[0];
-};
-
-struct multiboot_tag_new_acpi
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint8_t rsdp[0];
-};
-
-struct multiboot_tag_network
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint8_t dhcpack[0];
-};
-
-struct multiboot_tag_efi_mmap
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t descr_size;
- multiboot_uint32_t descr_vers;
- multiboot_uint8_t efi_mmap[0];
-};
-
-struct multiboot_tag_efi32_ih
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t pointer;
-};
-
-struct multiboot_tag_efi64_ih
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint64_t pointer;
-};
-
-struct multiboot_tag_load_base_addr
-{
- multiboot_uint32_t type;
- multiboot_uint32_t size;
- multiboot_uint32_t load_base_addr;
-};
-
#endif /* ! ASM_FILE */
#endif /* ! MULTIBOOT_HEADER */
diff --git a/kaleid/kernel/init/init.c b/kaleid/kernel/init/init.c
index cfa2991..c6a1853 100644
--- a/kaleid/kernel/init/init.c
+++ b/kaleid/kernel/init/init.c
@@ -31,11 +31,8 @@ extern void testf(void);
//
// Entry point of the Kaleid kernel
//
-noreturn void StartKern(void *mbInfo, int mbMagic)
+noreturn void StartKern(multiboot_info_t *mbInfo, int mbMagic)
{
- (void)mbInfo;
- (void)mbMagic;
-
// We're not ready to deal with interrupts
DisableIRQs();
@@ -43,6 +40,20 @@ noreturn void StartKern(void *mbInfo, int mbMagic)
InitTerms();
// We're out
- StartPanic("Goodbye World :(");
-}
+ StartPanic( "We were loaded by : %s\n\n\n"
+ "We get\n"
+ " *mbInfo : %p\n"
+ " mbMagic : %x\n"
+ " mbBootdrv : %x\n"
+ " *mbMmap : %p\n"
+ " `-length : %d\n"
+ "\nGoodbye World :(",
+ mbInfo->boot_loader_name,
+ mbInfo,
+ mbMagic,
+ mbInfo->boot_device,
+ mbInfo->mmap_addr,
+ mbInfo->mmap_length
+ );
+}
diff --git a/kaleid/kernel/init/table.c b/kaleid/kernel/init/table.c
index 5fcdd2c..7a51088 100644
--- a/kaleid/kernel/init/table.c
+++ b/kaleid/kernel/init/table.c
@@ -29,5 +29,3 @@ Processor_t cpuTable[NCPUS] = {0};
Terminal_t *stdOut = 0, *stdDbg = 0;
-volatile ushort *vga = (volatile ushort *)0xB8000;
-