summaryrefslogtreecommitdiff
path: root/recipes/lilo-sh/files/lilo-sh-linux.patch
diff options
context:
space:
mode:
Diffstat (limited to 'recipes/lilo-sh/files/lilo-sh-linux.patch')
-rw-r--r--recipes/lilo-sh/files/lilo-sh-linux.patch1971
1 files changed, 1971 insertions, 0 deletions
diff --git a/recipes/lilo-sh/files/lilo-sh-linux.patch b/recipes/lilo-sh/files/lilo-sh-linux.patch
new file mode 100644
index 0000000000..0eadf26cff
--- /dev/null
+++ b/recipes/lilo-sh/files/lilo-sh-linux.patch
@@ -0,0 +1,1971 @@
+This is the patch that upgrade lilo to match the version included in
+the old lilosh CVS.
+
+diff -ruN lilo.orig/ChangeLog lilo/ChangeLog
+--- lilo.orig/ChangeLog Thu Jan 1 09:00:00 1970
++++ lilo/ChangeLog Thu Dec 7 16:17:10 2000
+@@ -0,0 +1,44 @@
++2000-11-26 NIIBE Yutaka <gniibe@m17n.org>
++
++ * first.S (done): Flush the cache.
++ * second.c (start): Call cache_flush.
++ (cache_flush): New function.
++
++2000-11-25 NIIBE Yutaka <gniibe@m17n.org>
++
++ * first.S: Don't put '$' for register spec.
++ * second.c (start): Don't put '$' for register spec.
++ (machine_type, memory_size, io_base, put_string_1, read_sectors):
++ Likewise.
++ * second.lds: Use new tool chain's ldscript.
++ * defs.h: Add declaration of memcpy.
++
++2000-09-09 NIIBE Yutaka <gniibe@m17n.org>
++
++ * first.S (real_start): Set argument 0 for cache enable call.
++
++2000-08-19 NIIBE Yutaka <gniibe@m17n.org>
++
++ * second.c (get_sector_address): Bug fix for # of sector == 0.
++ (start): Support machine types of CqREEK and SolutionEngine.
++
++ * first.S (load_sector_address): Bug fix for checking LBA.
++ (real_start): Call "enable cache" BIOS feature.
++
++2000-08-05 NIIBE Yutaka <gniibe@m17n.org>
++
++ * Makefile (first.o): Added -traditional for "'" in comments.
++
++ * second.c (machine_type, serial_type, memory_size, io_base): New
++ functions.
++ (start): Implement kernel command line handling a bit.
++ (read_sectors): Emit error message.
++ (get_sector_address): Emit error message.
++
++ * first.S (read_a_sector): Implement error handling.
++ (load_sector_address): Check if it's LBA.
++
++2000-07-22 NIIBE Yutaka <gniibe@m17n.org>
++
++ * second.c (start): Don't load two magic sectors at the memory
++ of executable image.
+diff -ruN lilo.orig/Makefile lilo/Makefile
+--- lilo.orig/Makefile Fri Dec 8 10:10:02 2000
++++ lilo/Makefile Fri Dec 8 11:46:04 2000
+@@ -39,76 +39,55 @@
+ GO=-DGO=0x`sed '/go/s/^.*go 0 \(....\) A.*$$/\1/p;d' first.lis`
+
+ SHELL=/bin/sh
+-CC=cc
+-CPP=$(CC) -E
+-AS86=as86 -0 -a
+-LD86=ld86 -0
+
+-CFLAGS=-Wall -g $(PCONFIG)
+-LDFLAGS=#-Xlinker -qmagic
++CROSS_COMPILE = sh3-linux-
++CC =$(CROSS_COMPILE)gcc
++LD =$(CROSS_COMPILE)ld
++OBJCOPY =$(CROSS_COMPILE)objcopy
++STRIP =$(CROSS_COMPILE)strip
++
++CFLAGS = -O2 -I. -pipe -fPIC $(CONFIG) -DPATH_MAX=255
++CPP=$(CC) -E -traditional
++
++#CFLAGS=-Wall -g $(PCONFIG)
++#LDFLAGS=#-Xlinker -qmagic
+
+ OBJS=lilo.o map.o geometry.o boot.o device.o common.o bsect.o cfg.o temp.o \
+ partition.o identify.o
+
+-.SUFFIXES: .img .b
++.SUFFIXES: .b
+
+-all: check-config lilo boot.b dump.b os2_d.b chain.b dparam.com \
+- activate
+-
+-check-config:
+- $(CPP) check-config.cpp $(PCONFIG) >/dev/null
++all: lilo boot.b
+
+ .c.o:
+ $(CC) -c $(CFLAGS) $*.c
+
+-.s.o:
+- $(AS86) -w -o $*.o $*.s
+-
+-.o.img:
+- $(LD86) -s -o $*.img $*.o
++boot.b: first.bin second.bin
++ cat first.bin second.bin >boot.b
+
+-.img.b:
+- dd if=$*.img of=$*.b bs=32 skip=1
++first.bin: first.exe
++ $(OBJCOPY) -S first.exe -O binary first.bin
+
+-activate: activate.c
+- $(CC) -Wall -s -O -o activate activate.c $(LDFLAGS)
+-
+-dparam.com: dparam.img
+- dd if=dparam.img of=dparam.com bs=288 skip=1
+-
+-lilo: $(OBJS)
+- $(CC) -o lilo $(LDFLAGS) $(OBJS)
++second.bin: second.exe
++ $(OBJCOPY) -R .comment -S second.exe -O binary second.bin
+
+-boot.b: first.b second.b
+- (dd if=first.b bs=512 conv=sync; dd if=second.b) >boot.b
++first.exe: first.o
++ $(LD) -EL -e start first.o -o first.exe -Ttext 0x8c200000
+
+-first.s: first.S lilo.h lilo
+- $(CPP) $(PCONFIG) `./lilo -X` first.S -o first.s
++second.exe: second.o string.o
++ $(LD) -T second.lds -EL second.o string.o -o second.exe -Ttext 0x8c201000
+
+-second.s: second.S lilo.h lilo
+- $(CPP) $(PCONFIG) $(GO) `./lilo -X` second.S -o second.s
++first.o: first.S
++ $(CC) $(CFLAGS) -c first.S
+
+-chain.s: chain.S lilo.h
+- $(CPP) $(PCONFIG) $(GO) chain.S -o chain.s
++second.o: second.c
++ $(CC) $(CFLAGS) -c second.c
+
+-os2_d.s: chain.S lilo.h
+- $(CPP) $(PCONFIG) $(GO) chain.S -DDOS_D -o os2_d.s
++string.o: string.c
++ $(CC) $(CFLAGS) -c string.c
+
+-#dos_d.s: chain.S lilo.h first.lis
+-# $(CPP) $(PCONFIG) $(GO) chain.S -DDOS_D -o dos_d.s
+-
+-dump.s: dump.S lilo.h first.lis
+- $(CPP) $(PCONFIG) `./lilo -X` dump.S -DDOS_D -o dump.s \
+- -DGO=0x`sed '/go/s/^.*go 0 \(....\) A.*$$/\1/p;d' first.lis`
+-
+-xxx.s: chain.S lilo.h
+- $(CPP) chain.S -DXXX -o xxx.s
+-
+-first.o first.lis: first.s
+- $(AS86) -w -o first.o -l first.lis first.s
+-
+-second.lis: second.s
+- $(AS86) -w -l second.lis second.s
++lilo: $(OBJS)
++ $(CC) -o lilo $(LDFLAGS) $(OBJS)
+
+ install: all
+ if [ ! -d $$ROOT$(SBIN_DIR) ]; then mkdir $$ROOT$(SBIN_DIR); fi
+@@ -118,13 +97,9 @@
+ mkdir $$ROOT$(USRSBIN_DIR); fi
+ if [ -f $$ROOT$(BOOT_DIR)/boot.b ]; then \
+ mv $$ROOT$(BOOT_DIR)/boot.b $$ROOT$(BOOT_DIR)/boot.old; fi
+- if [ -f $$ROOT$(BOOT_DIR)/chain.b ]; then \
+- mv $$ROOT$(BOOT_DIR)/chain.b $$ROOT$(BOOT_DIR)/chain.old; fi
+- if [ -f $$ROOT$(BOOT_DIR)/os2_d.b ]; then \
+- mv $$ROOT$(BOOT_DIR)/os2_d.b $$ROOT$(BOOT_DIR)/os2_d.old; fi
+- cp boot.b chain.b os2_d.b $$ROOT$(BOOT_DIR)
++ cp boot.b $$ROOT$(BOOT_DIR)
+ cp lilo $$ROOT$(SBIN_DIR)
+- strip $$ROOT$(SBIN_DIR)/lilo
++ $(STRIP) $$ROOT$(SBIN_DIR)/lilo
+ cp keytab-lilo.pl $$ROOT$(USRSBIN_DIR)
+ @if [ -e $$ROOT/etc/lilo/install ]; then echo; \
+ echo -n "$$ROOT/etc/lilo/install is obsolete. LILO is now ";\
+@@ -142,11 +117,8 @@
+ && mv ../lilo ../lilo-`cat VERSION`
+
+ clean:
+- rm -f *.o *.img *.lis first.s second.s chain.s \
+- os2_d.s dump.s tmp_make first.b second.b
+-
+-spotless: clean
+- rm -f lilo activate boot.b chain.b os2_d.b dump.b dparam.com
++ rm -f *.o *.exe *.bin tmp_make
++ rm -f lilo boot.b
+
+ ### Dependencies
+ activate.o : activate.c
+diff -ruN lilo.orig/chain.S lilo/chain.S
+--- lilo.orig/chain.S Thu Oct 15 05:14:25 1998
++++ lilo/chain.S Thu Jan 1 09:00:00 1970
+@@ -1,255 +0,0 @@
+-/* chain.S - LILO boot chainer */
+-
+-/* Copyright 1992-1998 Werner Almesberger. See file COPYING for details. */
+-
+-
+-#define LILO_ASM
+-#include "lilo.h"
+-
+-
+- .text
+-
+- .globl _main
+- .org 0
+-
+-_main: jmp start
+-
+- .org 6
+-
+- .ascii "LILO"
+- .word STAGE_CHAIN
+- .word VERSION
+-
+-offset: .word 0
+-drive: .byte 0
+- .byte 0 ! head, always zero
+-
+-hint: .word drvmap ! pointer to drive map
+-
+-ptable: .blkw 0x20 ! partition table to preload
+-
+-start: cli ! set SS:SP to 0:7C00
+- xor ax,ax
+- mov ss,ax
+- mov ax,#0x7c00
+- mov sp,ax
+- sti
+- mov ax,#SETUPSEG ! move boot sector to default location
+- mov ds,ax
+- xor ax,ax
+- mov es,ax
+- mov cx,#256
+-mtmp = SETUPSECS-1 ! broken math ...
+- mov si,#mtmp*512
+- mov di,#BOOTSEG*16
+- rep
+- movsw
+-#ifdef DOS_D
+-dos4: seg es
+- mov byte ptr BOOTSEG*16+0x24,#0x81
+-#endif
+- mov cx,#0x20 ! move partition table
+- mov si,#ptable
+- mov di,#PART_TABLE
+- rep
+- movsw
+- ! mess with the partition table
+-#if defined(LCF_REWRITE_TABLE) || defined(LCF_READONLY)
+- mov si,#prtmap ! get partition table change rules
+-prtclp: lodsw ! bios == 0 indicates end
+- or al,al
+- jz pmend ! at end -> quit
+- cmp al,cache ! already in cache ?
+- je incache ! yes -> no loading required
+- push ax ! save table data
+- call flush ! flush the cache
+- pop ax
+- push ax
+- mov cache,al ! remember drive in cache
+- cmp al,drive ! boot drive ?
+- jne noc ! no -> load into scratch area
+- xor ax,ax ! load at 0000:0600
+- mov bx,#PARTS_LOAD
+- jmp loadit
+-noc: mov ax,ds
+- mov bx,#PARTS_SCR ! scratch area
+-loadit: mov es,ax ! set up pointers and remember them
+- mov ces,ax
+- mov cbx,bx
+- mov ax,#0x201 ! load partition table, one sector
+- mov dx,cache ! drive from cache (DH = 0)
+- mov cx,#1
+- int 0x13 ! load it
+- jc wrfail ! error -> abort
+- pop ax ! get BIOS and offset
+-incache:les bx,cbx ! load pointer
+- add bx,#PART_TABLE_OFFSET ! move to partition table
+- add bl,ah ! offset is always in [0x1be,0x1fd]
+- lodsw ! see what we need to do
+- seg es ! match ?
+- cmp byte ptr (bx),al
+- jne nocng ! no -> do not change
+- seg es ! change
+- mov byte ptr (bx),ah
+- mov byte ptr dirty,#1 ! mark as dirty
+-nocng: br prtclp ! next one
+-
+-flush: test byte ptr dirty,#1 ! dirty ?
+- jz noflush ! no -> do not write
+- mov ax,#0x301 ! write one sector
+- mov dx,cache ! get the drive
+- or dl,dl ! nothing cached ?
+- jz noflush ! no -> do not flush
+- les bx,cbx ! reload pointer
+- int 0x13 ! write ...
+- jc wrfail ! argl
+-noflush:ret
+-pmend: call flush ! flush table
+- br nopp ! and proceed
+-wrfail: mov si,#failmsg ! complain
+- call say
+- mov ax,#FIRSTSEG ! try to restart LILO
+- jmpi #GO,FIRSTSEG
+-
+-cache: .byte 0 ! drive, 0 means not cached
+- .byte 0 ! head, always 0
+-cbx: .blkw 1
+-ces: .blkw 1
+-dirty: .byte 0
+-
+-#endif
+-
+-nopp:
+- mov ax,drvmap ! need to install mapper ?
+- or ax,ax
+- jz noimap ! no -> go on
+- call swap13
+-noimap:
+-
+- mov si,offset ! DS:SI and ES:SI point to the partition
+- add si,#PART_TABLE
+- mov dx,drive ! initialize DX (drive and head)
+- xor ax,ax ! set DS and ES to zero
+-#ifdef XXX
+- mov ax,ds
+- mov es,ax
+- mov si,#lilosig
+- mov bx,#cmd
+- mov dl,#0xfe
+-#else
+- mov ds,ax
+- mov es,ax
+-#endif
+- mov bp,#0 ! might help some boot problems
+- mov ax,#0xaa55 ! boot signature (just in case ...)
+- jmpi #BOOTSEG*16,0 ! start boot sector
+-
+-#ifdef XXX
+-lilosig:.ascii "LILO"
+-cmd: .ascii "98"
+- .byte 0
+-#endif
+-
+-#if defined(LCF_REWRITE_TABLE)
+-
+-! Display a NUL-terminated string on the console
+-
+-say: lodsb ! get byte
+- or al,al ! NUL ?
+- jz aret ! yes -> done
+- mov ah,#14 ! display, tty-style
+- xor bh,bh
+- int 0x10
+- jmp say ! next one
+-aret: ret ! done
+-
+-failmsg:.ascii "Rewrite error."
+- .byte 13,10,0
+-
+-#endif
+-
+-swap13: seg es ! allocate 1 kB
+- dec word ptr [0x413]
+- int 0x12 ! get start segment
+- mov cl,#6
+- shl ax,cl
+- cli ! disable interrupts
+- xor bx,bx ! zero a few registers
+- mov di,bx
+- seg es ! change offset
+- xchg bx,[0x4c]
+- mov old13of,bx
+- mov bx,ax ! change segment
+- seg es
+- xchg bx,[0x4e]
+- mov old13sg,bx
+- mov es,ax ! move drive swapper
+- mov si,#new13
+- mov cx,#new13end-new13
+- rep
+- movsb
+- sti ! enable interrupts
+- ret ! done
+-
+-new13: push ax ! save AX (contains function code in AH)
+- push bp ! need BP to mess with stack
+- mov bp,sp
+- ! Stack layout:
+- !
+- ! +8 INT flags
+- ! +6 INT CS
+- ! +4 INT IP
+- ! +2 AX
+- ! BP+0 BP
+- pushf ! push flags (to act like interrupt)
+- push si
+- mov si,#drvmap-new13
+-mapfl: seg cs ! get next entry
+- lodsw
+- or ax,ax ! at end ?
+- jz nomap ! yes -> do not map
+- cmp dl,al ! match ?
+- jne mapfl ! no -> continue
+- mov dl,ah ! map drive
+-nomap: pop si ! restore SI
+- mov 8(bp),ax ! overwrite old flags (to remember mapping)
+- mov ax,2(bp) ! restore AX
+- mov bp,(bp) ! restore BP
+- .byte 0x9a ! CALL FAR
+-old13of:.word 0
+-old13sg:.word 0
+- push bp ! save BP again
+- mov bp,sp
+- ! New stack layout:
+- !
+- ! +10 mapping (was flags)
+- ! +8 INT CS
+- ! +6 INT IP
+- ! +4 AX
+- ! +2 obsolete BP
+- ! BP+0 BP
+- xchg ax,4(bp) ! save AX and get command
+- pushf ! fix driver number, if necessary
+- cmp ah,#8 ! do not fix
+- je done13
+- cmp ah,#0x15 ! do not fix
+- je done13
+- mov ax,10(bp) ! no mapping ?
+- or ax,ax
+- jz done13
+- mov dl,al ! fix mapping
+-done13: mov ax,4(bp) ! restore AX
+- pop 10(bp) ! restore flags
+- pop bp ! get BP
+- add sp,#4 ! fix SP
+- iret ! done
+-
+-drvmap: .blkw DRVMAP_SIZE+1
+-
+-new13end:
+-
+-#if defined(LCF_REWRITE_TABLE)
+-prtmap: .blkw PRTMAP_SIZE*2+1 ! only first word of last entry is read
+-#endif
+-
+-theend:
+diff -ruN lilo.orig/chain.old.S lilo/chain.old.S
+--- lilo.orig/chain.old.S Wed Jun 18 16:42:15 1997
++++ lilo/chain.old.S Thu Jan 1 09:00:00 1970
+@@ -1,260 +0,0 @@
+-/* chain.S - LILO boot chainer */
+-
+-/* Copyright 1992-1997 Werner Almesberger. See file COPYING for details. */
+-
+-
+-#define LILO_ASM
+-#include "lilo.h"
+-
+-
+- .text
+-
+- .globl _main
+- .org 0
+-
+-_main: jmp start
+-
+- .org 2
+-
+- .ascii "LILO"
+- .word STAGE_CHAIN
+- .word VERSION
+-
+-offset: .word 0
+-drive: .byte 0
+- .byte 0 ! head, always zero
+-
+-start: cli ! set SS:SP to 0:7C00
+- xor ax,ax
+- mov ss,ax
+- mov ax,#0x7c00
+- mov sp,ax
+- sti
+- mov ax,#SETUPSEG ! move boot sector to default location
+- mov ds,ax
+- xor ax,ax
+- mov es,ax
+- mov cx,#256
+- mov si,#512
+- mov di,#BOOTSEG*16
+- rep
+- movsw
+- push bx ! save secret message
+-#ifdef DOS_D
+-#if 0
+- seg es
+- cmp byte ptr BOOTSEG*16+0x26,#0x29
+- je dos4
+- mov bx,#baddos ! complain
+- call say
+- mov ax,#FIRSTSEG ! restart LILO
+- jmpi #GO,FIRSTSEG
+-#endif
+-dos4: seg es
+- mov byte ptr BOOTSEG*16+0x24,#0x81
+-#endif
+- mov cx,#0x20 ! move partition table
+- mov si,#PART_TABLE_OFFSET
+- mov di,#PART_TABLE
+- rep
+- movsw
+-#if defined(SWAP_HD) || defined(SWAP_FD)
+- call swap13
+-#endif
+- ! table entry
+- pop bx ! get secret message (active partition)
+-#ifdef LCF_REWRITE_TABLE
+- or bl,bl ! none set ?
+- jz tonopp ! yes -> do not patch
+-br tonopp
+- cmp bx,#0x81 ! valid code ?
+- jb towrfail ! no -> abort
+- cmp bx,#0x84
+- jna wrokay ! yes -> continue
+-towrfail:br wrfail
+-tonopp: br nopp
+-wrokay: push bx ! save BX
+- xor ax,ax ! ES becomes 0
+- mov es,ax
+- mov ax,#0x201 ! load partition table, one sector
+- mov dx,#0x80 ! first drive
+- mov cx,#1
+- mov bx,#PARTS_LOAD
+- int 0x13 ! load it
+- jc wrfail ! error -> abort
+- mov cx,#4 ! process all four entries
+- mov bx,#PART_TABLE
+-ptchpt: seg es ! clear all active flags
+- mov byte ptr (bx),#0
+-#if defined(LCF_FIX_TYPE) && defined(LCF_HIDE_DOS)
+- seg es
+- mov al,(bx+4) ! get partition type
+- cmp al,#PART_DOS12 ! hidden ?
+- je hideme ! no -> hide it
+- cmp al,#PART_DOS16
+- je hideme
+- cmp al,#PART_DOS32
+- jne nonrel ! already hidden -> continue
+-hideme: add al,#HIDDEN_OFF ! write back corrected value
+- seg es
+- mov (bx+4),al
+-#endif
+-nonrel: add bx,#16 ! next entry
+- loop ptchpt
+- pop bx ! compute active flag position
+- dec bx
+- shl bl,1
+- shl bx,1
+- shl bx,1
+- shl bx,1
+- cmp bx,offset ! right ?
+- jne wrfail ! no -> abort
+- seg es ! set active flag
+- mov byte ptr (bx+PART_TABLE),#0x80
+-#ifdef LCF_FIX_TYPE
+- seg es ! is this a
+- mov al,byte ptr (bx+PART_TABLE+4)
+- cmp al,#PART_HDOS12 ! hidden ?
+- je unhideme ! yes -> unhide it
+- cmp al,#PART_HDOS16
+- je unhideme
+- cmp al,#PART_HDOS32
+- jne nounhid ! not hidden -> continue
+-unhideme:sub al,#HIDDEN_OFF ! write back corrected value
+- seg es
+- mov (bx+PART_TABLE+4),al
+-#endif
+-nounhid:mov ax,#0x301 ! save it (restore all registers for
+- mov dx,#0x80 ! paranoia)
+- mov cx,#1
+- mov bx,#0x600
+- int 0x13 ! write ...
+- jc wrfail ! argl
+- mov bx,#passmsg ! confirm modification
+- call say
+- jmp nopp
+-wrfail: mov bx,#failmsg ! complain
+- call say
+- mov ax,#FIRSTSEG ! restart LILO
+- jmpi #GO,FIRSTSEG
+-#endif
+-nopp: mov si,offset ! DS:SI and ES:SI point to the partition
+- add si,#PART_TABLE
+- mov dx,drive ! initialize DX (drive and head)
+- xor ax,ax ! set DS and ES to zero
+-#ifdef XXX
+- mov ax,ds
+- mov es,ax
+- mov si,#lilosig
+- mov bx,#cmd
+- mov dl,#0xfe
+-#else
+- mov ds,ax
+- mov es,ax
+-#endif
+- mov bp,#0 ! might help some boot problems
+- mov ax,#0xaa55 ! boot signature (just in case ...)
+- jmpi #BOOTSEG*16,0 ! start boot sector
+-
+-#ifdef XXX
+-lilosig:.ascii "LILO"
+-cmd: .ascii "98"
+- .byte 0
+-#endif
+-
+-#if defined(DOS_D) || defined(LCF_REWRITE_TABLE)
+-
+-! Display a NUL-terminated string on the console
+-
+-say: mov al,(bx) ! get byte
+- or al,al ! NUL ?
+- jz aret ! yes -> done
+- push bx ! save pointer
+- mov ah,#14 ! display, tty-style
+- xor bh,bh
+- int 0x10
+- pop bx
+- inc bx ! next one
+- jmp say
+-aret: ret ! done
+-
+-#ifdef DOS_D
+-baddos: .ascii "Need DOS version 4 or newer."
+- .byte 13,10,0
+-#endif
+-
+-failmsg:.ascii "Rewrite error."
+- .byte 13,10,0
+-
+-passmsg:.ascii "Rewrote the partition table."
+- .byte 13,10,0
+-
+-#endif
+-
+-#if defined(SWAP_HD) || defined(SWAP_FD)
+-
+-swap13: seg es ! allocate 1 kB
+- dec word ptr [0x413]
+- int 0x12 ! get start segment
+- mov cl,#6
+- shl ax,cl
+- cli ! disable interrupts
+- xor bx,bx ! zero a few registers
+- mov di,bx
+- seg es ! change offset
+- xchg bx,[0x4c]
+- mov old13of,bx
+- mov bx,ax ! change segment
+- seg es
+- xchg bx,[0x4e]
+- mov old13sg,bx
+- mov es,ax ! move drive swapper
+- mov si,#new13
+- mov cx,#new13end-new13
+- rep
+- movsb
+- sti ! enable interrupts
+- ret ! done
+-
+-new13: seg cs ! save function code
+- mov fcode-new13,ah
+- test dl,#0x80 ! hard disk drive ?
+-#ifdef SWAP_FD
+- jnz noswap ! yes -> go on
+-#else
+- jz noswap ! no -> go on
+-#endif
+- xor dl,#1 ! swap drive 0 and 1
+-noswap: pushf
+- .byte 0x9a ! CALL FAR
+-old13of:.word 0
+-old13sg:.word 0
+- pushf ! fix driver number, if necessary
+- seg cs
+- cmp byte ptr fcode-new13,#8 ! do not fix
+- je done13
+- seg cs
+- cmp byte ptr fcode-new13,#0x15 ! do not fix
+- je done13
+- test dl,#0x80 ! hard disk drive ?
+-#ifdef SWAP_FD
+- jnz done13 ! yes -> go on
+-#else
+- jz done13 ! no -> go on
+-#endif
+- xor dl,#1 ! fix it
+-done13: seg cs
+- mov tmpbx-new13,bx ! restore flags
+- mov bx,sp
+- seg ss
+- pop 6(bx)
+- seg cs
+- mov bx,tmpbx-new13
+- iret ! done
+-new13end:
+-fcode: .byte 0 ! function code
+-tmpbx: .word 0
+-
+-#endif
+-
+-theend:
+diff -ruN lilo.orig/defs.h lilo/defs.h
+--- lilo.orig/defs.h Thu Jan 1 09:00:00 1970
++++ lilo/defs.h Thu Dec 7 16:17:10 2000
+@@ -0,0 +1,2 @@
++extern void *memcpy (void *__dest, const void *__src, unsigned int __n);
++extern int strlen (__const char *__s);
+diff -ruN lilo.orig/dump.S lilo/dump.S
+--- lilo.orig/dump.S Wed Jun 18 16:42:22 1997
++++ lilo/dump.S Thu Jan 1 09:00:00 1970
+@@ -1,131 +0,0 @@
+-/* dump.S - LILO register dumper */
+-
+-/* Copyright 1995-1997 Werner Almesberger. See file COPYING for details. */
+-
+-
+-#define LILO_ASM
+-#include "lilo.h"
+-
+-
+- .text
+-
+- .globl _main
+- .org 0
+-
+-_main: push sp ! push all registers
+- push ss
+- pushf
+- push es
+- push ds
+- push cs
+- push bp
+- push di
+- push si
+- push dx
+- push cx
+- push bx
+- push ax
+- mov ax,#BOOTSEG ! let DS point to where we really are
+- mov ds,ax
+- mov bx,#msgs ! set up loop
+-l: call say ! output message
+- cmp byte ptr (bx),#0 ! at end ?
+- je back ! yes -> back to LILO
+- pop ax ! get next data word
+- push bx
+- call wout ! output data word
+- pop bx
+- jmp l ! next round
+-
+-#if 0
+-back: mov ax,#FIRSTSEG
+- mov ds,ax
+- mov word ptr (CODE_START_1),#CODE_START_1+8
+- mov word ptr (CODE_START_1+2),#FIRSTSEG
+- mov word ptr (CODE_START_1+4),#CODE_START_1+12
+- mov byte ptr (CODE_START_1+6),#0xfe
+- mov es,ax ! adjust segments
+- mov ax,#BOOTSEG
+- mov ds,ax
+- mov word ptr (10),#0xffff ! no timeout
+- mov si,#haltnow ! copy string data
+- mov di,#CODE_START_1+8
+- mov cx,#6
+- rep
+- movsb
+- mov ax,#FIRSTSEG ! restart LILO
+- jmpi #GO,FIRSTSEG
+-#else
+-back: hlt ! stay here
+- jmp back
+-#endif
+-
+-! Display a NUL-terminated string on the console
+-
+-say: mov al,(bx) ! get byte
+- inc bx ! move pointer
+- or al,al ! NUL ?
+- jz aret ! yes -> done
+- push bx ! save pointer
+- mov ah,#14 ! display, tty-style
+- xor bh,bh
+- int 0x10
+- pop bx
+- jmp say ! next one
+-
+-wout: push ax ! display one word
+- mov al,ah
+- call bout
+- pop ax
+-bout: push ax ! display one byte
+- shr al,#4
+- call nout
+- pop ax
+-nout: and al,#15 ! display one nibble
+- add al,#48
+- cmp al,#58
+- jb nokay
+- add al,#7
+-nokay: xor bh,bh ! display on screen
+- mov ah,#14
+- int 0x10
+-aret: ret
+-
+-msgs: .byte 13,10
+- .ascii "Register dump:"
+- .byte 13,10,10
+- .ascii "AX="
+- .byte 0
+- .ascii " BX="
+- .byte 0
+- .ascii " CX="
+- .byte 0
+- .ascii " DX="
+- .byte 0,13,10
+- .ascii "SI="
+- .byte 0
+- .ascii " DI="
+- .byte 0
+- .ascii " BP="
+- .byte 0,13,10
+- .ascii "CS="
+- .byte 0
+- .ascii " DS="
+- .byte 0
+- .ascii " ES="
+- .byte 0,13,10
+- .ascii "F="
+- .byte 0,13,10
+- .ascii "SS:SP="
+- .byte 0
+- .ascii ":"
+- .byte 0,13,10,10
+-#if 0
+- .ascii "Restarting LILO ..."
+-#else
+- .ascii "System halted."
+-#endif
+- .byte 13,10,10,0,0
+-
+-haltnow:.ascii "LILO" ! prevent automatic reboot
+- .byte 0
+diff -ruN lilo.orig/first.S lilo/first.S
+--- lilo.orig/first.S Sat Dec 5 08:20:12 1998
++++ lilo/first.S Thu Dec 7 16:17:10 2000
+@@ -1,226 +1,257 @@
+-/* first.S - LILO first stage boot loader */
+-
+-/* Copyright 1992-1998 Werner Almesberger. See file COPYING for details. */
+-
+-
+-#define LILO_ASM
+-#include "lilo.h"
+-
+-#ifndef LCF_NO1STDIAG
+-#define CYL_CHECK
+-#endif
+-
+-
+- .text
+-
+- .globl _main
+-
+- .org 0
+-
+-_main: cli ! NT 4 blows up if this is missing
+- jmp start
+-
+- .org 6
+-
+-! Boot device parameters. They are set by the installer.
+-
++/* $Id: first.S,v 1.16 2000/11/26 07:11:58 gniibe Exp $
++ *
++ * Primary boot loader
++ *
++ * lilo/arch/sh/first.S
++ *
++ * Copyright (C) 2000 Niibe Yutaka
++ *
++ * This file is subject to the terms and conditions of the GNU General
++ * Public License.
++ *
++ */
++
++/*
++ * NOTE: Keep this code "position independent", so that this works well
++ * among machines with different memory map.
++ *
++ * Some machine starts its memmory at 0x08000000 (Area2),
++ * while others starts at 0x0c000000 (Area3).
++ */
++
++/*
++ * Memory map:
++ * [ First Loader ] 512
++ * [ Stack ] 4096-512
++ * [ Second Loader ] 4KB
++ * [ Reserved ] 4KB
++ * [ MAP load area ] 512
++ * [ Descriptor table 1/2 ] 512
++ * [ Descriptor table 2/2 ] 512
++ * [ Default Command Line ] 512
++ * [ Keyboard Translation ] 512
++ * [ Greeting Message ] 512
++ * [ Reserved ]
++ * [ Reserved ]
++ *
++ */
++ .global start
++start:
++ bra real_start
++ .byte 3 ! This becomes "mov r0, r12" with next "l"
++ !
++ .ascii "lba" ! special marker for LBA32
++ !
+ .ascii "LILO"
+- .word STAGE_FIRST
+- .word VERSION
++ .word 1
++#if 1
++ /* EDIT HERE ! */
++ ! Depends LILOs version
++ .word 20
++#else
++ /* v--- Major Version */
++ .word 4*256 + 21
++ ! /* ^--- Minor Version*/
++#endif
+
++/* x86 LILO parameters (Not used for SuperH... yet) */
+ timeout:.word 0 ! input timeout
+ delay: .word 0 ! boot delay
+ port: .byte 0 ! COM port (0 = unused, 1 = COM1, etc.)
+ sparam: .byte 0 ! serial port parameters (0 = unused)
+
+-tstamp: .long 0 ! timestamp
++/* Timestamp (Filled by LILO command) */
++tstamp: .long 0
+
+-d1_cx: .word 0 ! first descriptor sector address
++/* First descripter sector (Filled by LILO command) */
++d1_cx: .word 0
+ d1_dx: .word 0
+-d1_al: .byte 0 ! (unused)
++d1_al: .byte 0
+
+-d2_cx: .word 0 ! second descriptor sector address
++/* Second descripter sector (Filled by LILO command) */
++d2_cx: .word 0
+ d2_dx: .word 0
+-d2_al: .byte 0 ! (unused)
++d2_al: .byte 0
+
+-dc_cx: .word 0 ! default command-line sector address
++/* Default command-line sector (Filled by LILO command) */
++dc_cx: .word 0
+ dc_dx: .word 0
+-dc_al: .byte 0 ! (unused)
++dc_al: .byte 0
+
++/* Prompt? (Filled by LILO command) */
+ prompt: .byte 0 ! indicates whether to always enter prompt
+ ! (also used as alignment byte)
+
++/* Greeting message length & sector (Filled by LILO command) */
+ ms_len: .word 0 ! initial greeting message
+ ms_cx: .word 0
+ ms_dx: .word 0
+-ms_al: .byte 0 ! (unused)
++ms_al: .byte 0
+
++/* Second descripter sector (Filled by LILO command) */
+ kt_cx: .word 0 ! keyboard translation table
+ kt_dx: .word 0
+ kt_al: .byte 0
+
+ d_addr: ! second stage sector addresses
+
+- .org CODE_START_1
+-
+-ext_si: .word 0 ! external interface
+-ext_es: .word 0
+-ext_bx: .word 0
+-ext_dl: .byte 0
+-
+-start: mov ax,#BOOTSEG ! set DS
+- mov ds,ax
+- mov ext_es,es ! copy possible external parameters
+- mov ext_si,si
+- mov ext_bx,bx
+- mov ext_dl,dl
+- mov ax,#FIRSTSEG ! beam us up ...
+- mov es,ax
+- mov cx,#256
+- sub si,si
+- sub di,di
+- cld
+- rep
+- movsw
+- jmpi go,FIRSTSEG
+-
+-go: cli ! no interrupts
+- mov ds,ax ! AX is already set
+- mov es,ax ! (ES may be wrong when restarting)
+- mov sp,#STACK ! set the stack
+- mov ax,#STACKSEG
+- mov ss,ax
+- sti ! now it is safe
+-
+- mov al,#0x0d ! gimme a CR ...
+- call display
+- mov al,#0x0a ! ... an LF ...
+- call display
+- mov al,#0x4c ! ... an 'L' ...
+- call display
+-
+-lagain: mov si,#d_addr ! ready to load the second stage loader
+- mov bx,#SECOND
+- cld
+-sload: lodsw ! get CX
+- mov cx,ax
+- lodsw ! get DX
+- mov dx,ax
+- or ax,cx ! at EOF ?
+- jz done ! yes -> start it
+- inc si ! skip the length byte
+- call cread
+- jc error ! error -> start over again
+- add bx,#512 ! next sector
+- jmp sload
+-error:
+-#ifndef LCF_NO1STDIAG
+- push ax ! display a space
+- mov al,#32
+- call display
+- pop ax
+- mov al,ah ! display error code
+- call bout
+-#endif
+- xor ax,ax ! reset the FDC
+- mov dl,al
+- int 0x13
+- jmp lagain ! redo from start
+-done: mov al,#0x49 ! display an 'I'
+- call display
+- jmpi 0,SECONDSEG ! start the second stage loader
+-
+-#ifndef LCF_NO1STDIAG
+-bout: push ax ! display one byte
+- shr al,#4
+- call nout
+- pop ax
+-nout: and al,#15 ! display one nibble
+- add al,#48
+- cmp al,#58
+- jb nokay
+- add al,#7
+-nokay: ! fall through
+-#endif
+-
+-display:xor bh,bh ! display on screen
+- mov ah,#14
+- int 0x10
+- ret
+-
+-linerr: pop dx ! discard stack contents
+- pop cx
+- pop bx
+- ret ! (carry is already set)
+-
+-cread: test dl,#LINEAR_FLAG ! linear address ?
+- jz readsect ! no -> go on
+- and dl,#0xff-LINEAR_FLAG ! remove flag
+-
+-!
+-! Translate the linear address into a sector/track/cylinder address
+-!
+- push bx ! BX is used as scratch
+- push cx ! LSW
+- push dx ! MSW with drive
+- mov ah,#8 ! get drive geometry (do not clobber ES:DI)
+- int 0x13
+- jc linerr ! error -> quit
+- mov al,dh ! AL <- #heads-1
+- pop dx ! get MSW
+- mov t_drive,dl ! save drive
+- mov dl,dh ! linear address (high) into DX
+- xor dh,dh
+-#ifdef CYL_CHECK
+- push cx ! compute #cyls-1
+- xchg ch,cl
+- rol ch,1
+- rol ch,1
+- and ch,#3
+- mov n_cyl,cx ! save #cyls-1
+- pop cx
+-#endif
+- and cx,#0x3f ! CX <- #secs
+- mul cl ! AX <- #secs/cyl
+- add ax,cx
+- xchg ax,bx
+- pop ax ! linear address (low) into AX
+- div bx ! DX <- cylinder, AX <- remaining secs
+- xchg ax,dx
+- div cl ! AL <- track, AH <- sector
+- inc ah
+- mov t_sector,ah
+- xchg ax,dx ! AX <- cylinder, DL <- track
+- mov dh,dl ! set up DX (head:drive)
+- mov dl,t_drive
+-#ifdef CYL_CHECK
+- cmp ax,n_cyl ! valid cylinder number ?
+- ja linerr3 ! no -> error
+-#endif
+- xchg ah,al ! build cylinder number
+- ror al,1
+- ror al,1
+- or al,t_sector
+- mov cx,ax
+- pop bx ! restore BX
+-readsect:
+- mov ax,#0x201 ! read one sector
+- int 0x13
+- ret ! quit, possibly with errors
+-
+-#ifdef CYL_CHECK
+-linerr3:pop bx ! pop BX and linear address
+- xor ax,ax ! zero indicates internal error
+- stc ! error
+- ret
+-
+-n_cyl: .word 0 ! temporary space
+-#endif
+-t_drive:.byte 0
+-t_sector:.byte 0
+-
+-
+-/* Here are at least 66 bytes of free space. This is reserved for the
+- partition table and the boot signature. */
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++ .long 0xffffffff
++
++ .word 0xffff
++
++ .align 2
++real_start:
++ /* Get base pointer, to be position independent */
++ mova next, r0
++ mov #0x02, r1
++ shll8 r1
++ sub r1, r0
++ mov r0, r12 ! Base pointer
++ !
++ mov #0x10, r1
++ shll8 r1
++ mov r12, r15
++ add r1, r15 ! Setup stack pointer
++ !
++ mov #0x10, r13 ! buffer number
++ !
++ /* Enable cache */
++ mov #6, r0 ! Cache "on"
++ mov #0, r4
++ trapa #0x3f
++ !
++ /* Output message "L" */
++ mova message, r0
++ mov r0, r4
++ mov #1, r5
++ mov #0, r0 ! Serial Output
++ trapa #0x3f
++ !
++ /* Load second stage loader */
++ mov #52, r11 ! #52: desc# of second stage loader
++loop: mov r11, r4
++ bsr load_sector_address ! get r4 (=dev) and r5 (=lba)
++ add r12, r4 ! desc# --> address of descriptor
++ bt done
++ !
++ mov r13, r6
++ shll8 r6
++ bsr read_a_sector
++ add r12, r6 ! buffer number -> buffer address
++ !
++ add #2, r13 ! buffer # += 2
++ bra loop
++ add #5, r11 ! next desc# is +5
++
++done:
++ /* Flush cache */
++ mov #6, r0 ! Cache "on"
++ mov #0, r4
++ trapa #0x3f
++
++ /* Jump to the second loader */
++ mov #0x10, r0
++ shll8 r0
++ add r12, r0 ! Get the address into r0
++ jmp @r0
++ mov r12, r4 ! First argument is base pointer
++
++ .align 2
++message:
++ .string "L"
++
++ .align 2
++/*
++ * LOAD_SECTOR_ADDRESS:
++ * Read the sector descripter (5-byte tuple), and translate
++ * it as device number and lba. Set T flag if its NULL.
++ *
++ * INPUT: r4 (pointer to descripter (5-byte long, not aligned)
++ * OUTPUT: r4 (DEVICE #), r5 (LBA) and T register (T when done)
++ * Clobbers: r0, r1, r2, r3
++ */
++load_sector_address:
++ mov.b @r4+, r0
++ extu.b r0, r0
++ mov.b @r4+, r1
++ extu.b r1, r1
++ mov.b @r4+, r2
++ extu.b r2, r2
++ mov.b @r4+, r3
++ extu.b r3, r3
++ !
++ shll8 r3
++ or r3, r1
++ shll8 r1
++ or r0, r1
++ mov r1, r5
++ mov.b @r4, r0
++ cmp/eq #0, r0
++ bt 1f ! NULL (end of descriptor)
++ !
++ /* Check if its really LBA... */
++ mov r2, r0
++ and #0x0F, r0 ! Get device number
++ mov #0xc0, r3
++ extu.b r3, r3
++ cmp/hi r2, r3
++ bf 1f ! Unset T
++ !
++ /* Its not LBA!! */
++ mova not_lba_message, r0
++ mov r0, r4
++ mov #36, r5
++ mov #0, r0 ! Serial Output
++ trapa #0x3f
++ sett ! End of descriptor
++ !
++1: rts
++ mov r0, r4 ! device number
++
++/*
++ * READ a sector
++ * INPUT: r4 (DEVICE #), r5 (LBA), r6 (BUFFER ADDRESS)
++ * OUTPUT: r0 (RESULT)
++ *
++ * Invoke BIOS call READ_SECTORS with number_of_sectors=1.
++ */
++read_a_sector:
++ mov #2, r0 ! READ SECTORS
++ mov #1, r7 ! number of sectors
++ trapa #0x3f
++ !
++ tst r0, r0
++ bt 1f
++ ! /* ERROR */
++ mova read_error_message, r0
++ mov r0, r4
++ mov #19, r5
++ mov #0, r0 ! Serial Output
++ trapa #0x3f
++ ! /* Go to the monitor */
++ mov #0, r0
++ jmp @r0
++ nop
++ !
++1: rts
++ nop
++
++ .align 2
++not_lba_message:
++ .string "ERROR: Sector address is not in LBA\n"
++ .align 2
++read_error_message:
++ .string "ERROR: Sector read\n"
+
+-theend:
++ .align 9
++next:
+--- lilo.orig/second.c Thu Jan 1 09:00:00 1970
++++ lilo/second.c Thu Dec 7 21:03:56 2000
+@@ -0,0 +1,411 @@
++/* $Id: second.c,v 1.22 2000/11/26 07:11:16 gniibe Exp $
++ *
++ * Secondary boot loader
++ *
++ * lilo/arch/sh/second.c
++ *
++ * Copyright (C) 2000 Niibe Yutaka
++ *
++ * This file is subject to the terms and conditions of the GNU General
++ * Public License.
++ *
++ */
++
++#include "defs.h"
++
++static void put_string (unsigned char *);
++static int get_sector_address (unsigned long, int *, unsigned long *);
++static int load_sectors (unsigned long, unsigned long);
++static int read_sectors (int, unsigned long, unsigned char *, int);
++static int load_sectors_with_maps (int, int, unsigned long *);
++
++static int machine_type (void);
++static int serial_type (void);
++static int memory_size (void);
++static int io_base (void);
++static void cache_flush (void);
++
++static const char hexchars[] = "0123456789abcdef";
++#define digits hexchars /* 10base is same for 16base (up to 10) */
++static inline char highhex (int x) { return hexchars[(x >> 4) & 0xf]; }
++static inline char lowhex (int x) { return hexchars[x & 0xf]; }
++static void printouthex (int);
++
++static unsigned long base_pointer = 0; /* Avoid BSS */
++static unsigned long kernel_image = 0; /* Avoid BSS */
++
++/* Sector descriptor */
++#define SD_DESCR1 24
++#define SD_DESCR2 29
++#define SD_DEFCMD 34
++/* 39 prompt (byte) */
++/* 40 length (word) */
++#define SD_MSG 42
++#define SD_KBDTBL 47
++
++static inline char *string_set (char *dest, const char *str)
++{
++ int len = strlen (str);
++ memcpy (dest, str, len);
++ return dest + len;
++}
++
++void
++start (unsigned long base)
++{
++ base_pointer = base;
++
++ put_string ("I");
++ load_sectors (SD_DESCR1, 0x3200);
++ load_sectors (SD_DESCR2, 0x3400);
++ put_string ("L");
++ /* XXX: checksum */
++
++ load_sectors (SD_DEFCMD, 0x3600);
++ load_sectors (SD_KBDTBL, 0x3800);
++ put_string ("O ");
++
++#if 0
++ load_sectors (SD_MSG, 0x3a00);
++#endif
++ /* XXX: delay, key check... */
++ /* XXX: list up images */
++ /* XXX: check signature */
++ /* Input command line */
++ /* XXX: Is there default command line? Use it! */
++ put_string ("boot: ");
++ put_string ("first-image\n"); /* XXX: should handle input commandline... */
++
++ /* Structure of descriptor
++ [ checksum 2byte ]
++ [ DESCR_SIZE:52-byte
++ (image-name (16-byte)
++ passwd (16-byte)
++ rd_size (4-byte)
++ initrd (5-byte sector desc)
++ start (5-byte sector desc)
++ start_page (16-bit)
++ flags (16-bit)
++ vga_mode (16-bit)
++ )
++ ] * 19
++ */
++
++ put_string ("Loading ");
++ put_string ((char *)(base_pointer+0x3200+2)); /* Image name */
++
++ kernel_image = base_pointer + 0x10000 - 0x400;
++ {
++ int desc = 0x3200+2+16+16+4+5; /* kernel image */
++
++ /* Skip two sectors: Fallback command line and options */
++ desc = load_sectors_with_maps (desc, 0, &kernel_image);
++ put_string (".");
++
++ while (desc != 0)
++ {
++ desc = load_sectors_with_maps (desc, 0, &kernel_image);
++ put_string (".");
++ }
++ }
++ put_string ("done.\n");
++
++#if 0
++ {
++ int i;
++
++ put_string ("DUMP: ");
++ for (i=0; i<16; i++)
++ printouthex (*(unsigned char *)(base_pointer+0x10000+i));
++ put_string ("\n");
++ }
++#endif
++
++ /* XXX: kernel paramerter setting */
++ {
++ unsigned long parm = base_pointer - 0x200000 + 0x1000;
++ char *cmdline = (char *)(parm+256);
++ int mem_size;
++ unsigned char *p;
++
++ *(long *)parm = 1; /* Read only mount? */
++ *(long *)(parm+4) = 0; /* RAMDISK Flags */
++ *(long *)(parm+8) = 0x0301; /* Root device: XXX should get from cls.. */
++ *(long *)(parm+12) = 1; /* Loader type (LILO = 1) */
++ *(long *)(parm+16) = 0; /* Initrd start */
++ *(long *)(parm+20) = 0; /* Initrd size */
++ *(long *)(parm+24) = 0; /* Not defined yet */
++
++ /* XXX: Should take the line from command line sector... */
++#define DC_MAGIC 0xf4f2 /* magic number of default cmd. line sector */
++ p = (unsigned char *)(base_pointer+0x3600);
++ if(p[0] == (DC_MAGIC & 0xff) && p[1] == (DC_MAGIC >> 8))
++ cmdline = string_set(cmdline, p+2);
++ cmdline = string_set(cmdline, (char *)(base_pointer + 0x10000 - 0x200));
++
++#if 0
++ /* Query to BIOS and build the command line string */
++ /* Build string "mem=XXM" */
++ mem_size = memory_size ();
++ mem_size >>= 20; /* In Mega-byte */
++ cmdline = string_set (cmdline, "mem=");
++ if (mem_size >= 100)
++ {
++ *cmdline++ = digits[mem_size/100];
++ mem_size = mem_size % 100;
++ }
++ if (mem_size >= 10)
++ {
++ *cmdline++ = digits[mem_size/10];
++ mem_size = mem_size % 10;
++ }
++ *cmdline++ = digits[mem_size];
++ *cmdline++ = 'M';
++ *cmdline++ = ' ';
++
++ switch (machine_type ())
++ {
++ case 0: /* Unknown board */
++ { /* Build string "sh_mv=unknown,0xXXXXXX,1" */
++ unsigned int io = io_base ();
++ int b31_24, b23_16, b15_08, b07_00;
++
++ b31_24 = (io>>24)&0xff;
++ b23_16 = (io>>16)&0xff;
++ b15_08 = (io>>8)&0xff;
++ b07_00 = (io>>0)&0xff;
++
++ cmdline = string_set (cmdline, "sh_mv=unknown,0x");
++ *cmdline++ = highhex (b31_24); *cmdline++ = lowhex (b31_24);
++ *cmdline++ = highhex (b23_16); *cmdline++ = lowhex (b23_16);
++ *cmdline++ = highhex (b15_08); *cmdline++ = lowhex (b15_08);
++ *cmdline++ = highhex (b07_00); *cmdline++ = lowhex (b07_00);
++ cmdline = string_set (cmdline, ",1 ");
++ break;
++ }
++
++ case 1:
++ cmdline = string_set (cmdline, "sh_mv=CqREEK ");
++ break;
++
++ case 3:
++ cmdline = string_set (cmdline, "sh_mv=SolutionEngine ");
++ break;
++ }
++
++ if (serial_type () == 0)
++ cmdline = string_set (cmdline, "console=ttySC0,115200");
++ else
++ cmdline = string_set (cmdline, "console=ttySC1,115200");
++#endif
++
++ *cmdline = '\0'; /* Terminate the string */
++ }
++
++ cache_flush ();
++ asm volatile ("jmp @r0; nop"
++ : /* no output */
++ : "z" (base_pointer + 0x10000));
++}
++
++static int
++load_sectors_with_maps (int desc, int offset, unsigned long *buf_p)
++{
++ int dev;
++ unsigned long lba;
++ int i, count;
++
++ /* Load the map at 0x3000 */
++ if (load_sectors (desc, 0x3000) < 0)
++ return 0;
++
++ for (i = offset*5; i<505; i+=5)
++ {
++ if ((count = get_sector_address (0x3000+i, &dev, &lba)) == 0)
++ return 0;
++
++ read_sectors (dev, lba, (unsigned char *)*buf_p, count);
++ *buf_p += count*512;
++ }
++
++ /* There's next map */
++ return 0x3000+505;
++}
++
++static int
++machine_type (void)
++{
++ register long __sc0 __asm__ ("r0") = 3; /* FEATURE QUERY */
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0)
++ : "memory");
++
++ return (__sc0 >> 8);
++}
++
++static int
++serial_type (void)
++{
++ register long __sc0 __asm__ ("r0") = 3; /* FEATURE QUERY */
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0)
++ : "memory");
++
++ return (__sc0 & 0x07);
++}
++
++static int
++memory_size (void)
++{
++ register long __sc0 __asm__ ("r0") = 4; /* MEMORY SIZE */
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0)
++ : "memory");
++
++ return (__sc0);
++}
++
++static int
++io_base (void)
++{
++ register long __sc0 __asm__ ("r0") = 5; /* IO BASE */
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0)
++ : "memory");
++
++ return (__sc0);
++}
++
++static void
++cache_flush (void)
++{
++ register long __sc0 __asm__ ("r0") = 6; /* CACHE_CONTROL */
++ register long __sc4 __asm__ ("r4") = 0; /* ENABLE */
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0), "r" (__sc4)
++ : "memory");
++}
++
++static void inline
++put_string_1 (unsigned char *str, long len)
++{
++ register long __sc0 __asm__ ("r0") = 0; /* OUTPUT */
++ register long __sc4 __asm__ ("r4") = (long) str;
++ register long __sc5 __asm__ ("r5") = (long) len; /* For New BIOS */
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0), "r" (__sc4), "r" (__sc5)
++ : "memory");
++}
++
++static void
++put_string (unsigned char *str)
++{
++ int len = strlen (str);
++ put_string_1 (str, len);
++}
++
++static int
++read_sectors (int dev, unsigned long lba, unsigned char *buf, int count)
++{
++ register long __sc0 __asm__ ("r0") = 2; /* READ SECTORS */
++ register long __sc4 __asm__ ("r4") = (long) dev;
++ register long __sc5 __asm__ ("r5") = (long) lba;
++ register long __sc6 __asm__ ("r6") = (long) buf;
++ register long __sc7 __asm__ ("r7") = (long) count;
++
++ asm volatile ("trapa #0x3F"
++ : "=z" (__sc0)
++ : "0" (__sc0), "r" (__sc4), "r" (__sc5),
++ "r" (__sc6), "r" (__sc7)
++ : "memory");
++
++ if (__sc0 < 0)
++ put_string ("ERROR: Sector read\n");
++
++ return __sc0;
++}
++
++static int
++get_sector_address (unsigned long sector_desc, int *devp, unsigned long *lbap)
++{
++ unsigned long s;
++ unsigned char *p = (unsigned char *)(sector_desc+base_pointer);
++ int len;
++
++ /* Number of sectors */
++ len = (int)p[4];
++ if (len == 0)
++ return 0;
++
++ /* p[2]: drive number */
++ if ((int)p[2] < 0xc0)
++ /* XXX: should return error */
++ put_string ("ERROR: Sector address is not in LBA\n");
++
++ *devp = (int)p[2] & 0x0f;
++
++ s = p[0] + (p[1]<<8) + (p[3]<<16);
++
++ *lbap = s;
++
++#if 0
++ {
++ unsigned long lba = *lbap;
++
++ put_string ("DEV= ");
++ printouthex ((*devp)&0xff);
++ put_string ("\n");
++ put_string ("LBA= ");
++ printouthex ((lba>>24)&0xff);
++ printouthex ((lba>>16)&0xff);
++ printouthex ((lba>>8)&0xff);
++ printouthex (lba&0xff);
++ put_string ("\n");
++ }
++#endif
++
++ return len;
++}
++
++static int
++load_sectors (unsigned long sector_desc, unsigned long mem)
++{
++ int dev;
++ unsigned long lba;
++ int count;
++ unsigned char *buf = (unsigned char *)(mem+base_pointer);
++
++ count = get_sector_address (sector_desc, &dev, &lba);
++
++ if (count)
++ return read_sectors (dev, lba, buf, count);
++
++ return -1;
++}
++
++#if 0
++static void
++printouthex(int x)
++{
++ char z[4];
++
++ z[0] = highhex (x);
++ z[1] = lowhex (x);
++ z[2] = ' ';
++ z[3] = '\0';
++
++ put_string (z);
++}
++#endif
+diff -ruN lilo.orig/second.lds lilo/second.lds
+--- lilo.orig/second.lds Thu Jan 1 09:00:00 1970
++++ lilo/second.lds Fri Dec 8 11:13:20 2000
+@@ -0,0 +1,212 @@
++OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
++OUTPUT_ARCH(sh)
++ENTRY(start)
++SECTIONS
++{
++ /* Read-only sections, merged into text segment: */
++ . = 0x400000 + SIZEOF_HEADERS;
++ .interp : { *(.interp) }
++ .hash : { *(.hash) }
++ .dynsym : { *(.dynsym) }
++ .dynstr : { *(.dynstr) }
++ .gnu.version : { *(.gnu.version) }
++ .gnu.version_d : { *(.gnu.version_d) }
++ .gnu.version_r : { *(.gnu.version_r) }
++ .rel.init : { *(.rel.init) }
++ .rela.init : { *(.rela.init) }
++ .rel.text :
++ {
++ *(.rel.text)
++ *(.rel.text.*)
++ *(.rel.gnu.linkonce.t*)
++ }
++ .rela.text :
++ {
++ *(.rela.text)
++ *(.rela.text.*)
++ *(.rela.gnu.linkonce.t*)
++ }
++ .rel.fini : { *(.rel.fini) }
++ .rela.fini : { *(.rela.fini) }
++ .rel.rodata :
++ {
++ *(.rel.rodata)
++ *(.rel.rodata.*)
++ *(.rel.gnu.linkonce.r*)
++ }
++ .rela.rodata :
++ {
++ *(.rela.rodata)
++ *(.rela.rodata.*)
++ *(.rela.gnu.linkonce.r*)
++ }
++ .rel.data :
++ {
++ *(.rel.data)
++ *(.rel.data.*)
++ *(.rel.gnu.linkonce.d*)
++ }
++ .rela.data :
++ {
++ *(.rela.data)
++ *(.rela.data.*)
++ *(.rela.gnu.linkonce.d*)
++ }
++ .rel.ctors : { *(.rel.ctors) }
++ .rela.ctors : { *(.rela.ctors) }
++ .rel.dtors : { *(.rel.dtors) }
++ .rela.dtors : { *(.rela.dtors) }
++ .rel.got : { *(.rel.got) }
++ .rela.got : { *(.rela.got) }
++ .rel.sdata :
++ {
++ *(.rel.sdata)
++ *(.rel.sdata.*)
++ *(.rel.gnu.linkonce.s*)
++ }
++ .rela.sdata :
++ {
++ *(.rela.sdata)
++ *(.rela.sdata.*)
++ *(.rela.gnu.linkonce.s*)
++ }
++ .rel.sbss : { *(.rel.sbss) }
++ .rela.sbss : { *(.rela.sbss) }
++ .rel.bss : { *(.rel.bss) }
++ .rela.bss : { *(.rela.bss) }
++ .rel.plt : { *(.rel.plt) }
++ .rela.plt : { *(.rela.plt) }
++ .init :
++ {
++ KEEP (*(.init))
++ } =0
++ .plt : { *(.plt) }
++ .text :
++ {
++ *(.text)
++ *(.text.*)
++ *(.stub)
++ /* .gnu.warning sections are handled specially by elf32.em. */
++ *(.gnu.warning)
++ *(.gnu.linkonce.t*)
++ } =0
++ _etext = .;
++ PROVIDE (etext = .);
++ .fini :
++ {
++ KEEP (*(.fini))
++ } =0
++ .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) }
++ .rodata1 : { *(.rodata1) }
++ /* Adjust the address for the data segment. We want to adjust up to
++ the same address within the page on the next page up. */
++/* . = ALIGN(0x10000) + (. & (0x10000 - 1)); */
++ .data :
++ {
++ __data_start = . ;
++ *(.data)
++ *(.data.*)
++ *(.gnu.linkonce.d*)
++ SORT(CONSTRUCTORS)
++ }
++ .data1 : { *(.data1) }
++ .eh_frame : { *(.eh_frame) }
++ .gcc_except_table : { *(.gcc_except_table) }
++ .note.ABI-tag : { *(.note.ABI-tag) }
++ .ctors :
++ {
++ /* gcc uses crtbegin.o to find the start of
++ the constructors, so we make sure it is
++ first. Because this is a wildcard, it
++ doesn't matter if the user does not
++ actually link against crtbegin.o; the
++ linker won't look for a file to match a
++ wildcard. The wildcard also means that it
++ doesn't matter which directory crtbegin.o
++ is in. */
++ KEEP (*crtbegin.o(.ctors))
++ /* We don't want to include the .ctor section from
++ from the crtend.o file until after the sorted ctors.
++ The .ctor section from the crtend file contains the
++ end of ctors marker and it must be last */
++ KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
++ KEEP (*(SORT(.ctors.*)))
++ KEEP (*(.ctors))
++ }
++ .dtors :
++ {
++ KEEP (*crtbegin.o(.dtors))
++ KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
++ KEEP (*(SORT(.dtors.*)))
++ KEEP (*(.dtors))
++ }
++ .got : { *(.got.plt) *(.got) }
++ .dynamic : { *(.dynamic) }
++ /* We want the small data sections together, so single-instruction offsets
++ can access them all, and initialized data all before uninitialized, so
++ we can shorten the on-disk segment size. */
++ .sdata :
++ {
++ *(.sdata)
++ *(.sdata.*)
++ *(.gnu.linkonce.s.*)
++ }
++ _edata = .;
++ PROVIDE (edata = .);
++ __bss_start = .;
++ .sbss :
++ {
++ *(.dynsbss)
++ *(.sbss)
++ *(.sbss.*)
++ *(.scommon)
++ }
++ .bss :
++ {
++ *(.dynbss)
++ *(.bss)
++ *(.bss.*)
++ *(COMMON)
++ /* Align here to ensure that the .bss section occupies space up to
++ _end. Align after .bss to ensure correct alignment even if the
++ .bss section disappears because there are no input sections. */
++ . = ALIGN(32 / 8);
++ }
++ . = ALIGN(32 / 8);
++ _end = .;
++ PROVIDE (end = .);
++ /* Stabs debugging sections. */
++ .stab 0 : { *(.stab) }
++ .stabstr 0 : { *(.stabstr) }
++ .stab.excl 0 : { *(.stab.excl) }
++ .stab.exclstr 0 : { *(.stab.exclstr) }
++ .stab.index 0 : { *(.stab.index) }
++ .stab.indexstr 0 : { *(.stab.indexstr) }
++ .comment 0 : { *(.comment) }
++ /* DWARF debug sections.
++ Symbols in the DWARF debugging sections are relative to the beginning
++ of the section so we begin them at 0. */
++ /* DWARF 1 */
++ .debug 0 : { *(.debug) }
++ .line 0 : { *(.line) }
++ /* GNU DWARF 1 extensions */
++ .debug_srcinfo 0 : { *(.debug_srcinfo) }
++ .debug_sfnames 0 : { *(.debug_sfnames) }
++ /* DWARF 1.1 and DWARF 2 */
++ .debug_aranges 0 : { *(.debug_aranges) }
++ .debug_pubnames 0 : { *(.debug_pubnames) }
++ /* DWARF 2 */
++ .debug_info 0 : { *(.debug_info) }
++ .debug_abbrev 0 : { *(.debug_abbrev) }
++ .debug_line 0 : { *(.debug_line) }
++ .debug_frame 0 : { *(.debug_frame) }
++ .debug_str 0 : { *(.debug_str) }
++ .debug_loc 0 : { *(.debug_loc) }
++ .debug_macinfo 0 : { *(.debug_macinfo) }
++ /* SGI/MIPS DWARF 2 extensions */
++ .debug_weaknames 0 : { *(.debug_weaknames) }
++ .debug_funcnames 0 : { *(.debug_funcnames) }
++ .debug_typenames 0 : { *(.debug_typenames) }
++ .debug_varnames 0 : { *(.debug_varnames) }
++ /* These must appear regardless of . */
++}
+diff -ruN lilo.orig/string.c lilo/string.c
+--- lilo.orig/string.c Thu Jan 1 09:00:00 1970
++++ lilo/string.c Thu Dec 7 16:17:10 2000
+@@ -0,0 +1,22 @@
++#include <stddef.h>
++
++/* Implementation taken from Linux kernel (linux/lib/string.c) */
++
++size_t strlen(const char * s)
++{
++ const char *sc;
++
++ for (sc = s; *sc != '\0'; ++sc)
++ /* nothing */;
++ return sc - s;
++}
++
++void * memcpy(void * dest,const void *src,size_t count)
++{
++ char *tmp = (char *) dest, *s = (char *) src;
++
++ while (count--)
++ *tmp++ = *s++;
++
++ return dest;
++}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 06:22:27 +0000