dec-multia: make netboot possible, add aboot bootloader

15 files changed, 2560 insertions, 0 deletions

diff --git a/package/aboot/src/include/aboot.h b/package/aboot/src/include/aboot.h
new file mode 100644
index 000000000..cbec653f8
--- /dev/null
+++ b/package/aboot/src/include/aboot.h
@@ -0,0 +1,47 @@
+#ifndef aboot_h
+#define aboot_h
+
+#include <stdarg.h>
+
+#include "hwrpb.h"
+
+#include <setjmp.h>
+
+#define SECT_SIZE	512	/* console block size for disk reads */
+#define BOOT_SECTOR	2	/* first sector of 2ndary bootstrap loader */
+
+extern struct segment {
+	unsigned long addr, offset, size;
+} *chunks;
+extern int nchunks;
+
+extern struct bootfs *	bfs;
+extern char *		dest_addr;
+extern long		bytes_to_copy;
+extern long		text_offset;
+extern jmp_buf		jump_buffer;
+
+extern long		config_file_partition;
+
+extern char		boot_file[256];
+extern char		initrd_file[256];
+extern char		kernel_args[256];
+extern unsigned long	start_addr;
+extern char *		bss_start;
+extern long		bss_size;
+extern unsigned long	initrd_start, initrd_size;
+/* page size is in the INIT_HWRPB */
+extern unsigned long	page_offset, page_shift;
+
+extern long		first_block (const char *buf, long blocksize);
+extern unsigned long	switch_to_osf_pal (unsigned long nr,
+					   struct pcb_struct *pcb_va,
+					   struct pcb_struct *pcb_pa,
+					   unsigned long vptb,
+					   unsigned long *kstk);
+extern int		uncompress_kernel (int fd);
+extern int		vsprintf (char *, const char *, va_list);
+extern void		run_kernel (unsigned long entry, unsigned long stack)
+			__attribute__((noreturn));
+
+#endif /* aboot_h */
diff --git a/package/aboot/src/include/bootfs.h b/package/aboot/src/include/bootfs.h
new file mode 100644
index 000000000..cf41e16b4
--- /dev/null
+++ b/package/aboot/src/include/bootfs.h
@@ -0,0 +1,25 @@
+#ifndef boot_fs_h
+#define boot_fs_h
+
+#include <linux/types.h>
+#include <asm/stat.h>
+
+struct bootfs {
+	int	fs_type;
+	int	blocksize;
+	
+	int	(*mount)(long dev, long partition_start, long quiet);
+
+	int	(*open)(const char *filename);
+	int	(*bread)(int fd, long blkno, long nblks, char *buf);
+	void	(*close)(int fd);
+
+	/* You'll probably want to use this like:
+		while ((ent = fs->readdir(fd, !rewind++)));
+	   so that it rewinds only on the first access.  Also don't
+	   mix it with other I/O or you will die horribly */
+	const char *	(*readdir)(int fd, int rewind);
+	int	(*fstat)(int fd, struct stat* buf);
+} ext2fs;
+
+#endif /* boot_fs_h */
diff --git a/package/aboot/src/include/config.h b/package/aboot/src/include/config.h
new file mode 100644
index 000000000..28def9270
--- /dev/null
+++ b/package/aboot/src/include/config.h
@@ -0,0 +1,12 @@
+#ifndef config_h
+#define config_h
+
+#define ABOOT_MAJOR	0
+#define ABOOT_MINOR	9
+#define ABOOT_VERSION	"1.0_pre20040408"
+#define ABOOT_MAGIC	0x30302d746f6f6261 /* "aboot-00" */
+
+#define CONFIG_FILE_PARTITION	1
+#define CONFIG_FILE		"/etc/aboot.conf"
+
+#endif /* config_h */
diff --git a/package/aboot/src/include/cons.h b/package/aboot/src/include/cons.h
new file mode 100644
index 000000000..a9784246a
--- /dev/null
+++ b/package/aboot/src/include/cons.h
@@ -0,0 +1,47 @@
+#ifndef cons_h
+#define cons_h
+
+extern long cons_dev;		/* console device */
+
+extern long dispatch(long proc, ...);
+
+#ifdef TESTING
+#define STRINGIFY(sym) #sym
+#define cons_init()
+#define cons_puts(s,l) puts(s, strlen(s))
+#define cons_open(d)   open(d, O_RDONLY)
+#define cons_close(d)  close(d)
+#define cons_read(d,b,c,o) ({ lseek(d, o, 0); read(d,b,c);})
+#define cons_putchar(c)    putchar(c)
+#define cons_getchar()     getchar()
+#define cons_open_console()
+#define cons_close_console()
+#else
+extern void cons_init (void);
+extern long cons_getenv (long index, char *envval, long maxlen);
+extern long cons_puts (const char *str, long len);
+extern long cons_open (const char *devname);
+extern long cons_close (long dev);
+extern long cons_read (long dev, void *buf, long count, long offset);
+extern void cons_putchar(char c);
+extern int cons_getchar(void);
+extern void cons_open_console(void);
+extern void cons_close_console(void);
+#endif
+
+/* this isn't in the kernel for some reason */
+#define CTB_TYPE_NONE     0
+#define CTB_TYPE_DETACHED 1
+#define CTB_TYPE_SERIAL   2
+#define CTB_TYPE_GRAPHICS 3
+#define CTB_TYPE_MULTI    4
+
+struct ctb_struct {
+	unsigned long type;
+	unsigned long id;
+	unsigned long reserved;
+	unsigned long dsd_len;
+	char dsd[0];
+};
+
+#endif /* cons_h */
diff --git a/package/aboot/src/include/disklabel.h b/package/aboot/src/include/disklabel.h
new file mode 100644
index 000000000..3d0c2d129
--- /dev/null
+++ b/package/aboot/src/include/disklabel.h
@@ -0,0 +1,105 @@
+#ifndef __disklabel_h__
+#define __disklabel_h__
+
+#ifndef __KERNEL_STRICT_NAMES
+  /* ask kernel to be careful about name-space pollution: */
+# define __KERNEL_STRICT_NAMES
+# define fd_set kernel_fd_set
+#endif
+
+#include <linux/types.h>
+
+#define DISKLABELMAGIC (0x82564557UL)
+
+#define LABELSECTOR	0			/* sector containing label */
+#define LABELOFFSET	64			/* offset of label in sector */
+
+#define MAXPARTITIONS	8			/* max. # of partitions */
+
+/*
+ * Filesystem type and version.  Used to interpret other
+ * filesystem-specific per-partition information.
+ */
+#define	FS_UNUSED	0		/* unused */
+#define	FS_SWAP		1		/* swap */
+#define	FS_V6		2		/* Sixth Edition */
+#define	FS_V7		3		/* Seventh Edition */
+#define	FS_SYSV		4		/* System V */
+#define	FS_V71K		5		/* V7 with 1K blocks (4.1, 2.9) */
+#define	FS_V8		6		/* Eighth Edition, 4K blocks */
+#define	FS_BSDFFS	7		/* 4.2BSD fast file system */
+#define FS_EXT2		8		/* Linux ext2 file system */
+/* OSF will reserve 16--31 for vendor-specific entries */
+#define	FS_ADVFS	16		/* Digital Advanced File System */
+#define	FS_LSMpubl	17		/* Digital Log Strg public region  */
+#define	FS_LSMpriv	18		/* Digital Log Strg private region */
+#define	FS_LSMsimp	19		/* Digital Log Strg simple disk    */
+
+struct disklabel {
+    __u32	d_magic;				/* must be DISKLABELMAGIC */
+    __u16	d_type, d_subtype;
+    __u8	d_typename[16];
+    __u8	d_packname[16];
+    __u32	d_secsize;
+    __u32	d_nsectors;
+    __u32	d_ntracks;
+    __u32	d_ncylinders;
+    __u32	d_secpercyl;
+    __u32	d_secprtunit;
+    __u16	d_sparespertrack;
+    __u16	d_sparespercyl;
+    __u32	d_acylinders;
+    __u16	d_rpm, d_interleave, d_trackskew, d_cylskew;
+    __u32	d_headswitch, d_trkseek, d_flags;
+    __u32	d_drivedata[5];
+    __u32	d_spare[5];
+    __u32	d_magic2;				/* must be DISKLABELMAGIC */
+    __u16	d_checksum;
+    __u16	d_npartitions;
+    __u32	d_bbsize, d_sbsize;
+    struct d_partition {
+	__u32	p_size;
+	__u32	p_offset;
+	__u32	p_fsize;
+	__u8	p_fstype;
+	__u8	p_frag;
+	__u16	p_cpg;
+    } d_partitions[MAXPARTITIONS];
+};
+
+#define DTYPE_SMD		 1
+#define DTYPE_MSCP		 2
+#define DTYPE_DEC		 3
+#define DTYPE_SCSI		 4
+#define DTYPE_ESDI		 5
+#define DTYPE_ST506		 6
+#define DTYPE_FLOPPY		10
+
+#ifdef DKTYPENAMES
+static char *fstypenames[] = {
+	"unused",
+	"swap",
+	"Version 6",
+	"Version 7",
+	"System V",
+	"4.1BSD",
+	"Eighth Edition",
+	"4.2BSD",
+	"ext2",			/* is this a good choice for ext2?? */
+	"resrvd9",
+	"resrvd10",
+	"resrvd11",
+	"resrvd12",
+	"resrvd13",
+	"resrvd14",
+	"resrvd15",
+	"ADVfs",
+	"LSMpubl",
+	"LSMpriv",
+	"LSMsimp",
+	0
+};
+#define FSMAXTYPES	(sizeof(fstypenames) / sizeof(fstypenames[0]) - 1)
+#endif
+
+#endif /* __disklabel_h__ */
diff --git a/package/aboot/src/include/hwrpb.h b/package/aboot/src/include/hwrpb.h
new file mode 100644
index 000000000..8e8f871af
--- /dev/null
+++ b/package/aboot/src/include/hwrpb.h
@@ -0,0 +1,220 @@
+#ifndef __ALPHA_HWRPB_H
+#define __ALPHA_HWRPB_H
+
+#define INIT_HWRPB ((struct hwrpb_struct *) 0x10000000)
+
+/*
+ * DEC processor types for Alpha systems.  Found in HWRPB.
+ * These values are architected.
+ */
+
+#define EV3_CPU                 1       /* EV3                  */
+#define EV4_CPU                 2       /* EV4 (21064)          */
+#define LCA4_CPU                4       /* LCA4 (21066/21068)   */
+#define EV5_CPU                 5       /* EV5 (21164)          */
+#define EV45_CPU                6       /* EV4.5 (21064/xxx)    */
+#define EV56_CPU		7	/* EV5.6 (21164)	*/
+#define EV6_CPU			8	/* EV6 (21264)		*/
+#define PCA56_CPU		9	/* PCA56 (21164PC)	*/
+#define PCA57_CPU		10	/* PCA57 (notyet)	*/
+#define EV67_CPU		11	/* EV67 (21264A)	*/
+#define EV68CB_CPU		12	/* EV68CB (21264C)	*/
+#define EV68AL_CPU		13	/* EV68AL (21264B)	*/
+#define EV68CX_CPU		14	/* EV68CX (21264D)	*/
+#define EV7_CPU			15	/* EV7 (21364)		*/
+#define EV79_CPU		16	/* EV79 (21364??)	*/
+#define EV69_CPU		17	/* EV69 (21264/EV69A)	*/
+
+/*
+ * DEC system types for Alpha systems.  Found in HWRPB.
+ * These values are architected.
+ */
+
+#define ST_ADU			  1	/* Alpha ADU systype	*/
+#define ST_DEC_4000		  2	/* Cobra systype	*/
+#define ST_DEC_7000		  3	/* Ruby systype		*/
+#define ST_DEC_3000_500		  4	/* Flamingo systype	*/
+#define ST_DEC_2000_300		  6	/* Jensen systype	*/
+#define ST_DEC_3000_300		  7	/* Pelican systype	*/
+#define ST_DEC_2100_A500	  9	/* Sable systype	*/
+#define ST_DEC_AXPVME_64	 10	/* AXPvme system type	*/
+#define ST_DEC_AXPPCI_33	 11	/* NoName system type	*/
+#define ST_DEC_TLASER		 12	/* Turbolaser systype	*/
+#define ST_DEC_2100_A50		 13	/* Avanti systype	*/
+#define ST_DEC_MUSTANG		 14	/* Mustang systype	*/
+#define ST_DEC_ALCOR		 15	/* Alcor (EV5) systype	*/
+#define ST_DEC_1000		 17	/* Mikasa systype	*/
+#define ST_DEC_EB64		 18	/* EB64 systype		*/
+#define ST_DEC_EB66		 19	/* EB66 systype		*/
+#define ST_DEC_EB64P		 20	/* EB64+ systype	*/
+#define ST_DEC_BURNS		 21	/* laptop systype	*/
+#define ST_DEC_RAWHIDE		 22	/* Rawhide systype	*/
+#define ST_DEC_K2		 23	/* K2 systype		*/
+#define ST_DEC_LYNX		 24	/* Lynx systype		*/
+#define ST_DEC_XL		 25	/* Alpha XL systype	*/
+#define ST_DEC_EB164		 26	/* EB164 systype	*/
+#define ST_DEC_NORITAKE		 27	/* Noritake systype	*/
+#define ST_DEC_CORTEX		 28	/* Cortex systype	*/
+#define ST_DEC_MIATA		 30	/* Miata systype        */
+#define ST_DEC_XXM		 31	/* XXM systype		*/
+#define ST_DEC_TAKARA		 32	/* Takara systype	*/
+#define ST_DEC_YUKON		 33	/* Yukon systype	*/
+#define ST_DEC_TSUNAMI		 34	/* Tsunami systype	*/
+#define ST_DEC_WILDFIRE		 35	/* Wildfire systype	*/
+#define ST_DEC_CUSCO		 36	/* CUSCO systype	*/
+#define ST_DEC_EIGER		 37	/* Eiger systype	*/
+#define ST_DEC_TITAN		 38	/* Titan systype	*/
+#define ST_DEC_MARVEL		 39	/* Marvel systype	*/
+
+/* UNOFFICIAL!!! */
+#define ST_UNOFFICIAL_BIAS	100
+#define ST_DTI_RUFFIAN		101	/* RUFFIAN systype	*/
+
+/* Alpha Processor, Inc. systems */
+#define ST_API_BIAS		200
+#define ST_API_NAUTILUS		201	/* UP1000 systype	*/
+
+struct pcb_struct {
+	unsigned long ksp;
+	unsigned long usp;
+	unsigned long ptbr;
+	unsigned int pcc;
+	unsigned int asn;
+	unsigned long unique;
+	unsigned long flags;
+	unsigned long res1, res2;
+};
+
+struct percpu_struct {
+	unsigned long hwpcb[16];
+	unsigned long flags;
+	unsigned long pal_mem_size;
+	unsigned long pal_scratch_size;
+	unsigned long pal_mem_pa;
+	unsigned long pal_scratch_pa;
+	unsigned long pal_revision;
+	unsigned long type;
+	unsigned long variation;
+	unsigned long revision;
+	unsigned long serial_no[2];
+	unsigned long logout_area_pa;
+	unsigned long logout_area_len;
+	unsigned long halt_PCBB;
+	unsigned long halt_PC;
+	unsigned long halt_PS;
+	unsigned long halt_arg;
+	unsigned long halt_ra;
+	unsigned long halt_pv;
+	unsigned long halt_reason;
+	unsigned long res;
+	unsigned long ipc_buffer[21];
+	unsigned long palcode_avail[16];
+	unsigned long compatibility;
+	unsigned long console_data_log_pa;
+	unsigned long console_data_log_length;
+	unsigned long bcache_info;
+};
+
+struct procdesc_struct {
+	unsigned long weird_vms_stuff;
+	unsigned long address;
+};
+
+struct vf_map_struct {
+	unsigned long va;
+	unsigned long pa;
+	unsigned long count;
+};
+
+struct crb_struct {
+	struct procdesc_struct * dispatch_va;
+	struct procdesc_struct * dispatch_pa;
+	struct procdesc_struct * fixup_va;
+	struct procdesc_struct * fixup_pa;
+	/* virtual->physical map */
+	unsigned long map_entries;
+	unsigned long map_pages;
+	struct vf_map_struct map[1];
+};
+
+struct memclust_struct {
+	unsigned long start_pfn;
+	unsigned long numpages;
+	unsigned long numtested;
+	unsigned long bitmap_va;
+	unsigned long bitmap_pa;
+	unsigned long bitmap_chksum;
+	unsigned long usage;
+};
+
+struct memdesc_struct {
+	unsigned long chksum;
+	unsigned long optional_pa;
+	unsigned long numclusters;
+	struct memclust_struct cluster[0];
+};
+
+struct dsr_struct {
+	long smm;			/* SMM nubber used by LMF       */
+	unsigned long  lurt_off;	/* offset to LURT table         */
+	unsigned long  sysname_off;	/* offset to sysname char count */
+};
+
+struct hwrpb_struct {
+	unsigned long phys_addr;	/* check: physical address of the hwrpb */
+	unsigned long id;		/* check: "HWRPB\0\0\0" */
+	unsigned long revision;	
+	unsigned long size;		/* size of hwrpb */
+	unsigned long cpuid;
+	unsigned long pagesize;		/* 8192, I hope */
+	unsigned long pa_bits;		/* number of physical address bits */
+	unsigned long max_asn;
+	unsigned char ssn[16];		/* system serial number: big bother is watching */
+	unsigned long sys_type;
+	unsigned long sys_variation;
+	unsigned long sys_revision;
+	unsigned long intr_freq;	/* interval clock frequency * 4096 */
+	unsigned long cycle_freq;	/* cycle counter frequency */
+	unsigned long vptb;		/* Virtual Page Table Base address */
+	unsigned long res1;
+	unsigned long tbhb_offset;	/* Translation Buffer Hint Block */
+	unsigned long nr_processors;
+	unsigned long processor_size;
+	unsigned long processor_offset;
+	unsigned long ctb_nr;
+	unsigned long ctb_size;		/* console terminal block size */
+	unsigned long ctbt_offset;	/* console terminal block table offset */
+	unsigned long crb_offset;	/* console callback routine block */
+	unsigned long mddt_offset;	/* memory data descriptor table */
+	unsigned long cdb_offset;	/* configuration data block (or NULL) */
+	unsigned long frut_offset;	/* FRU table (or NULL) */
+	void (*save_terminal)(unsigned long);
+	unsigned long save_terminal_data;
+	void (*restore_terminal)(unsigned long);
+	unsigned long restore_terminal_data;
+	void (*CPU_restart)(unsigned long);
+	unsigned long CPU_restart_data;
+	unsigned long res2;
+	unsigned long res3;
+	unsigned long chksum;
+	unsigned long rxrdy;
+	unsigned long txrdy;
+	unsigned long dsr_offset;	/* "Dynamic System Recognition Data Block Table" */
+};
+
+#ifdef __KERNEL__
+
+extern struct hwrpb_struct *hwrpb;
+
+static inline void
+hwrpb_update_checksum(struct hwrpb_struct *h)
+{
+	unsigned long sum = 0, *l;
+        for (l = (unsigned long *) h; l < (unsigned long *) &h->chksum; ++l)
+                sum += *l;
+        h->chksum = sum;
+}
+
+#endif /* __KERNEL__ */
+
+#endif /* __ALPHA_HWRPB_H */
diff --git a/package/aboot/src/include/iso.h b/package/aboot/src/include/iso.h
new file mode 100644
index 000000000..507bce2ee
--- /dev/null
+++ b/package/aboot/src/include/iso.h
@@ -0,0 +1,292 @@
+#ifndef _ISOFS_FS_H
+#define _ISOFS_FS_H
+
+#include <linux/types.h>
+/*
+ * The isofs filesystem constants/structures
+ */
+
+/* This part borrowed from the bsd386 isofs */
+#define ISODCL(from, to) (to - from + 1)
+
+struct iso_volume_descriptor {
+	char type[ISODCL(1,1)]; /* 711 */
+	char id[ISODCL(2,6)];
+	char version[ISODCL(7,7)];
+	char data[ISODCL(8,2048)];
+};
+
+/* volume descriptor types */
+#define ISO_VD_PRIMARY 1
+#define ISO_VD_END 255
+
+#define ISO_STANDARD_ID "CD001"
+
+struct iso_primary_descriptor {
+	char type			[ISODCL (  1,   1)]; /* 711 */
+	char id				[ISODCL (  2,   6)];
+	char version			[ISODCL (  7,   7)]; /* 711 */
+	char unused1			[ISODCL (  8,   8)];
+	char system_id			[ISODCL (  9,  40)]; /* achars */
+	char volume_id			[ISODCL ( 41,  72)]; /* dchars */
+	char unused2			[ISODCL ( 73,  80)];
+	char volume_space_size		[ISODCL ( 81,  88)]; /* 733 */
+	char unused3			[ISODCL ( 89, 120)];
+	char volume_set_size		[ISODCL (121, 124)]; /* 723 */
+	char volume_sequence_number	[ISODCL (125, 128)]; /* 723 */
+	char logical_block_size		[ISODCL (129, 132)]; /* 723 */
+	char path_table_size		[ISODCL (133, 140)]; /* 733 */
+	char type_l_path_table		[ISODCL (141, 144)]; /* 731 */
+	char opt_type_l_path_table	[ISODCL (145, 148)]; /* 731 */
+	char type_m_path_table		[ISODCL (149, 152)]; /* 732 */
+	char opt_type_m_path_table	[ISODCL (153, 156)]; /* 732 */
+	char root_directory_record	[ISODCL (157, 190)]; /* 9.1 */
+	char volume_set_id		[ISODCL (191, 318)]; /* dchars */
+	char publisher_id		[ISODCL (319, 446)]; /* achars */
+	char preparer_id		[ISODCL (447, 574)]; /* achars */
+	char application_id		[ISODCL (575, 702)]; /* achars */
+	char copyright_file_id		[ISODCL (703, 739)]; /* 7.5 dchars */
+	char abstract_file_id		[ISODCL (740, 776)]; /* 7.5 dchars */
+	char bibliographic_file_id	[ISODCL (777, 813)]; /* 7.5 dchars */
+	char creation_date		[ISODCL (814, 830)]; /* 8.4.26.1 */
+	char modification_date		[ISODCL (831, 847)]; /* 8.4.26.1 */
+	char expiration_date		[ISODCL (848, 864)]; /* 8.4.26.1 */
+	char effective_date		[ISODCL (865, 881)]; /* 8.4.26.1 */
+	char file_structure_version	[ISODCL (882, 882)]; /* 711 */
+	char unused4			[ISODCL (883, 883)];
+	char application_data		[ISODCL (884, 1395)];
+	char unused5			[ISODCL (1396, 2048)];
+};
+
+
+#define HS_STANDARD_ID "CDROM"
+
+struct  hs_volume_descriptor {
+	char foo			[ISODCL (  1,   8)]; /* 733 */
+	char type			[ISODCL (  9,   9)]; /* 711 */
+	char id				[ISODCL ( 10,  14)];
+	char version			[ISODCL ( 15,  15)]; /* 711 */
+	char data[ISODCL(16,2048)];
+};
+
+
+struct hs_primary_descriptor {
+	char foo			[ISODCL (  1,   8)]; /* 733 */
+	char type			[ISODCL (  9,   9)]; /* 711 */
+	char id				[ISODCL ( 10,  14)];
+	char version			[ISODCL ( 15,  15)]; /* 711 */
+	char unused1			[ISODCL ( 16,  16)]; /* 711 */
+	char system_id			[ISODCL ( 17,  48)]; /* achars */
+	char volume_id			[ISODCL ( 49,  80)]; /* dchars */
+	char unused2			[ISODCL ( 81,  88)]; /* 733 */
+	char volume_space_size		[ISODCL ( 89,  96)]; /* 733 */
+	char unused3			[ISODCL ( 97, 128)]; /* 733 */
+	char volume_set_size		[ISODCL (129, 132)]; /* 723 */
+	char volume_sequence_number	[ISODCL (133, 136)]; /* 723 */
+	char logical_block_size		[ISODCL (137, 140)]; /* 723 */
+	char path_table_size		[ISODCL (141, 148)]; /* 733 */
+	char type_l_path_table		[ISODCL (149, 152)]; /* 731 */
+	char unused4			[ISODCL (153, 180)]; /* 733 */
+	char root_directory_record	[ISODCL (181, 214)]; /* 9.1 */
+};
+
+/* We use this to help us look up the parent inode numbers. */
+
+struct iso_path_table{
+	unsigned char  name_len[2];	/* 721 */
+	char extent[4];		/* 731 */
+	char  parent[2];	/* 721 */
+	char name[0];
+};
+
+/* high sierra is identical to iso, except that the date is only 6 bytes, and
+   there is an extra reserved byte after the flags */
+
+struct iso_directory_record {
+	char length			[ISODCL (1, 1)]; /* 711 */
+	char ext_attr_length		[ISODCL (2, 2)]; /* 711 */
+	char extent			[ISODCL (3, 10)]; /* 733 */
+	char size			[ISODCL (11, 18)]; /* 733 */
+	char date			[ISODCL (19, 25)]; /* 7 by 711 */
+	char flags			[ISODCL (26, 26)];
+	char file_unit_size		[ISODCL (27, 27)]; /* 711 */
+	char interleave			[ISODCL (28, 28)]; /* 711 */
+	char volume_sequence_number	[ISODCL (29, 32)]; /* 723 */
+	unsigned char name_len		[ISODCL (33, 33)]; /* 711 */
+	char name			[0];
+};
+
+#define ISOFS_BLOCK_BITS 11
+#define ISOFS_BLOCK_SIZE 2048
+
+#define ISOFS_BUFFER_SIZE(INODE) ((INODE)->i_sb->s_blocksize)
+#define ISOFS_BUFFER_BITS(INODE) ((INODE)->i_sb->s_blocksize_bits)
+
+#if 0
+#ifdef ISOFS_FIXED_BLOCKSIZE
+/* We use these until the buffer cache supports 2048 */
+#define ISOFS_BUFFER_BITS 10
+#define ISOFS_BUFFER_SIZE 1024
+
+#define ISOFS_BLOCK_NUMBER(X) (X<<1)
+#else
+#define ISOFS_BUFFER_BITS 11
+#define ISOFS_BUFFER_SIZE 2048
+
+#define ISOFS_BLOCK_NUMBER(X) (X)
+#endif
+#endif
+
+#define ISOFS_SUPER_MAGIC 0x9660
+#define ISOFS_FILE_UNKNOWN 0
+#define ISOFS_FILE_TEXT 1
+#define ISOFS_FILE_BINARY 2
+#define ISOFS_FILE_TEXT_M 3
+
+struct isofs_super_block {
+  unsigned long s_ninodes;
+  unsigned long s_nzones;
+  unsigned long s_firstdatazone;
+  unsigned long s_log_zone_size;
+  unsigned long s_max_size;
+
+  unsigned char s_high_sierra; /* A simple flag */
+  unsigned char s_mapping;
+  unsigned char s_conversion;
+  unsigned char s_rock;
+  unsigned char s_cruft; /* Broken disks with high
+			    byte of length containing
+			    junk */
+  unsigned int s_blocksize;
+  unsigned int s_blocksize_bits;
+  unsigned int s_mounted;
+  unsigned char s_unhide;
+  unsigned char s_nosuid;
+  unsigned char s_nodev;
+  mode_t s_mode;
+};
+
+/*
+ * iso fs inode data in memory
+ */
+struct iso_inode {
+	unsigned int i_first_extent;
+	unsigned int i_backlink;
+	unsigned char i_file_format;
+};
+
+/* From fs/isofs/rock.h in Linux, (c) 1995, 1996 Eric Youngdale */
+
+/* These structs are used by the system-use-sharing protocol, in which the
+   Rock Ridge extensions are embedded.  It is quite possible that other
+   extensions are present on the disk, and this is fine as long as they
+   all use SUSP */
+
+struct SU_SP{
+  unsigned char magic[2];
+  unsigned char skip;
+};
+
+struct SU_CE{
+  char extent[8];
+  char offset[8];
+  char size[8];
+};
+
+struct SU_ER{
+  unsigned char len_id;
+  unsigned char len_des;
+  unsigned char len_src;
+  unsigned char ext_ver;
+  char data[0];
+};
+
+struct RR_RR{
+  char flags[1];
+};
+
+struct RR_PX{
+  char mode[8];
+  char n_links[8];
+  char uid[8];
+  char gid[8];
+};
+
+struct RR_PN{
+  char dev_high[8];
+  char dev_low[8];
+};
+
+
+struct SL_component{
+  unsigned char flags;
+  unsigned char len;
+  char text[0];
+};
+
+struct RR_SL{
+  unsigned char flags;
+  struct SL_component link;
+};
+
+struct RR_NM{
+  unsigned char flags;
+  char name[0];
+};
+
+struct RR_CL{
+  char location[8];
+};
+
+struct RR_PL{
+  char location[8];
+};
+
+struct stamp{
+  char time[7];
+};
+
+struct RR_TF{
+  char flags;
+  struct stamp times[0];  /* Variable number of these beasts */
+};
+
+/* These are the bits and their meanings for flags in the TF structure. */
+#define TF_CREATE 1
+#define TF_MODIFY 2
+#define TF_ACCESS 4
+#define TF_ATTRIBUTES 8
+#define TF_BACKUP 16
+#define TF_EXPIRATION 32
+#define TF_EFFECTIVE 64
+#define TF_LONG_FORM 128
+
+struct rock_ridge{
+  char signature[2];
+  unsigned char len;
+  unsigned char version;
+  union{
+    struct SU_SP SP;
+    struct SU_CE CE;
+    struct SU_ER ER;
+    struct RR_RR RR;
+    struct RR_PX PX;
+    struct RR_PN PN;
+    struct RR_SL SL;
+    struct RR_NM NM;
+    struct RR_CL CL;
+    struct RR_PL PL;
+    struct RR_TF TF;
+  } u;
+};
+
+#define RR_PX 1   /* POSIX attributes */
+#define RR_PN 2   /* POSIX devices */
+#define RR_SL 4   /* Symbolic link */
+#define RR_NM 8   /* Alternate Name */
+#define RR_CL 16  /* Child link */
+#define RR_PL 32  /* Parent link */
+#define RR_RE 64  /* Relocation directory */
+#define RR_TF 128 /* Timestamps */
+
+#endif
diff --git a/package/aboot/src/include/isolib.h b/package/aboot/src/include/isolib.h
new file mode 100644
index 000000000..392327ab7
--- /dev/null
+++ b/package/aboot/src/include/isolib.h
@@ -0,0 +1,30 @@
+#ifndef isolib_h
+#define isolib_h
+
+#ifndef __KERNEL_STRICT_NAMES
+  /* ask kernel to be careful about name-space pollution: */
+# define __KERNEL_STRICT_NAMES
+# define fd_set kernel_fd_set
+#endif
+
+#include <asm/stat.h>
+
+extern int  iso_read_super (void * data, int quiet);
+extern int  iso_open (const char * filename);
+extern int  iso_bread (int fd, long blkno, long nblks, char * buffer);
+extern void iso_close (int fd);
+extern long iso_map (int fd, long block);
+extern int  iso_fstat (int fd, struct stat * buf);
+extern char *iso_readdir_i(int fd, int rewind);
+extern int  isonum_711 (char *p);
+extern int  isonum_712 (char *p);
+extern int  isonum_721 (char *p);
+extern int  isonum_722 (char *p);
+extern int  isonum_723 (char *p);
+extern int  isonum_731 (char *p);
+extern int  isonum_732 (char *p);
+extern int  isonum_733 (char *p);
+
+#endif /* isolib_h */
+
+
diff --git a/package/aboot/src/include/linux/ext2_fs.h b/package/aboot/src/include/linux/ext2_fs.h
new file mode 100644
index 000000000..ce1b719e8
--- /dev/null
+++ b/package/aboot/src/include/linux/ext2_fs.h
@@ -0,0 +1,591 @@
+/*
+ *  linux/include/linux/ext2_fs.h
+ *
+ * Copyright (C) 1992, 1993, 1994, 1995
+ * Remy Card (card@masi.ibp.fr)
+ * Laboratoire MASI - Institut Blaise Pascal
+ * Universite Pierre et Marie Curie (Paris VI)
+ *
+ *  from
+ *
+ *  linux/include/linux/minix_fs.h
+ *
+ *  Copyright (C) 1991, 1992  Linus Torvalds
+ */
+
+#ifndef _LINUX_EXT2_FS_H
+#define _LINUX_EXT2_FS_H
+
+#include <linux/types.h>
+#include <linux/magic.h>
+#include <linux/fs.h>
+
+/*
+ * The second extended filesystem constants/structures
+ */
+
+/*
+ * Define EXT2FS_DEBUG to produce debug messages
+ */
+#undef EXT2FS_DEBUG
+
+/*
+ * Define EXT2_RESERVATION to reserve data blocks for expanding files
+ */
+#define EXT2_DEFAULT_RESERVE_BLOCKS     8
+/*max window size: 1024(direct blocks) + 3([t,d]indirect blocks) */
+#define EXT2_MAX_RESERVE_BLOCKS         1027
+#define EXT2_RESERVE_WINDOW_NOT_ALLOCATED 0
+/*
+ * The second extended file system version
+ */
+#define EXT2FS_DATE		"95/08/09"
+#define EXT2FS_VERSION		"0.5b"
+
+/*
+ * Debug code
+ */
+#ifdef EXT2FS_DEBUG
+#	define ext2_debug(f, a...)	{ \
+					printk ("EXT2-fs DEBUG (%s, %d): %s:", \
+						__FILE__, __LINE__, __func__); \
+				  	printk (f, ## a); \
+					}
+#else
+#	define ext2_debug(f, a...)	/**/
+#endif
+
+/*
+ * Special inode numbers
+ */
+#define	EXT2_BAD_INO		 1	/* Bad blocks inode */
+#define EXT2_ROOT_INO		 2	/* Root inode */
+#define EXT2_BOOT_LOADER_INO	 5	/* Boot loader inode */
+#define EXT2_UNDEL_DIR_INO	 6	/* Undelete directory inode */
+
+/* First non-reserved inode for old ext2 filesystems */
+#define EXT2_GOOD_OLD_FIRST_INO	11
+
+#ifdef __KERNEL__
+#include <linux/ext2_fs_sb.h>
+static inline struct ext2_sb_info *EXT2_SB(struct super_block *sb)
+{
+	return sb->s_fs_info;
+}
+#else
+/* Assume that user mode programs are passing in an ext2fs superblock, not
+ * a kernel struct super_block.  This will allow us to call the feature-test
+ * macros from user land. */
+#define EXT2_SB(sb)	(sb)
+#endif
+
+/*
+ * Maximal count of links to a file
+ */
+#define EXT2_LINK_MAX		32000
+
+/*
+ * Macro-instructions used to manage several block sizes
+ */
+#define EXT2_MIN_BLOCK_SIZE		1024
+#define	EXT2_MAX_BLOCK_SIZE		4096
+#define EXT2_MIN_BLOCK_LOG_SIZE		  10
+#ifdef __KERNEL__
+# define EXT2_BLOCK_SIZE(s)		((s)->s_blocksize)
+#else
+# define EXT2_BLOCK_SIZE(s)		(EXT2_MIN_BLOCK_SIZE << (s)->s_log_block_size)
+#endif
+#define	EXT2_ADDR_PER_BLOCK(s)		(EXT2_BLOCK_SIZE(s) / sizeof (__u32))
+#ifdef __KERNEL__
+# define EXT2_BLOCK_SIZE_BITS(s)	((s)->s_blocksize_bits)
+#else
+# define EXT2_BLOCK_SIZE_BITS(s)	((s)->s_log_block_size + 10)
+#endif
+#ifdef __KERNEL__
+#define	EXT2_ADDR_PER_BLOCK_BITS(s)	(EXT2_SB(s)->s_addr_per_block_bits)
+#define EXT2_INODE_SIZE(s)		(EXT2_SB(s)->s_inode_size)
+#define EXT2_FIRST_INO(s)		(EXT2_SB(s)->s_first_ino)
+#else
+#define EXT2_INODE_SIZE(s)	(((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
+				 EXT2_GOOD_OLD_INODE_SIZE : \
+				 (s)->s_inode_size)
+#define EXT2_FIRST_INO(s)	(((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
+				 EXT2_GOOD_OLD_FIRST_INO : \
+				 (s)->s_first_ino)
+#endif
+
+/*
+ * Macro-instructions used to manage fragments
+ */
+#define EXT2_MIN_FRAG_SIZE		1024
+#define	EXT2_MAX_FRAG_SIZE		4096
+#define EXT2_MIN_FRAG_LOG_SIZE		  10
+#ifdef __KERNEL__
+# define EXT2_FRAG_SIZE(s)		(EXT2_SB(s)->s_frag_size)
+# define EXT2_FRAGS_PER_BLOCK(s)	(EXT2_SB(s)->s_frags_per_block)
+#else
+# define EXT2_FRAG_SIZE(s)		(EXT2_MIN_FRAG_SIZE << (s)->s_log_frag_size)
+# define EXT2_FRAGS_PER_BLOCK(s)	(EXT2_BLOCK_SIZE(s) / EXT2_FRAG_SIZE(s))
+#endif
+
+/*
+ * Structure of a blocks group descriptor
+ */
+struct ext2_group_desc
+{
+	__le32	bg_block_bitmap;		/* Blocks bitmap block */
+	__le32	bg_inode_bitmap;		/* Inodes bitmap block */
+	__le32	bg_inode_table;		/* Inodes table block */
+	__le16	bg_free_blocks_count;	/* Free blocks count */
+	__le16	bg_free_inodes_count;	/* Free inodes count */
+	__le16	bg_used_dirs_count;	/* Directories count */
+	__le16	bg_pad;
+	__le32	bg_reserved[3];
+};
+
+/*
+ * Macro-instructions used to manage group descriptors
+ */
+#ifdef __KERNEL__
+# define EXT2_BLOCKS_PER_GROUP(s)	(EXT2_SB(s)->s_blocks_per_group)
+# define EXT2_DESC_PER_BLOCK(s)		(EXT2_SB(s)->s_desc_per_block)
+# define EXT2_INODES_PER_GROUP(s)	(EXT2_SB(s)->s_inodes_per_group)
+# define EXT2_DESC_PER_BLOCK_BITS(s)	(EXT2_SB(s)->s_desc_per_block_bits)
+#else
+# define EXT2_BLOCKS_PER_GROUP(s)	((s)->s_blocks_per_group)
+# define EXT2_DESC_PER_BLOCK(s)		(EXT2_BLOCK_SIZE(s) / sizeof (struct ext2_group_desc))
+# define EXT2_INODES_PER_GROUP(s)	((s)->s_inodes_per_group)
+#endif
+
+/*
+ * Constants relative to the data blocks
+ */
+#define	EXT2_NDIR_BLOCKS		12
+#define	EXT2_IND_BLOCK			EXT2_NDIR_BLOCKS
+#define	EXT2_DIND_BLOCK			(EXT2_IND_BLOCK + 1)
+#define	EXT2_TIND_BLOCK			(EXT2_DIND_BLOCK + 1)
+#define	EXT2_N_BLOCKS			(EXT2_TIND_BLOCK + 1)
+
+/*
+ * Inode flags (GETFLAGS/SETFLAGS)
+ */
+#define	EXT2_SECRM_FL			FS_SECRM_FL	/* Secure deletion */
+#define	EXT2_UNRM_FL			FS_UNRM_FL	/* Undelete */
+#define	EXT2_COMPR_FL			FS_COMPR_FL	/* Compress file */
+#define EXT2_SYNC_FL			FS_SYNC_FL	/* Synchronous updates */
+#define EXT2_IMMUTABLE_FL		FS_IMMUTABLE_FL	/* Immutable file */
+#define EXT2_APPEND_FL			FS_APPEND_FL	/* writes to file may only append */
+#define EXT2_NODUMP_FL			FS_NODUMP_FL	/* do not dump file */
+#define EXT2_NOATIME_FL			FS_NOATIME_FL	/* do not update atime */
+/* Reserved for compre