problem on boot

[Serafino Sorrenti]

After make the linuxbios rom i have this problem, the machine is look on boot, 
and this is the log of the serial port. 


PCI devices initialized
Enabled in SIS 503 regs 0x40 and 0x45
handle_superio start, s 0000b040 nsuperio 1 s->super 0000b318
handle_superio Pass 1, check #0, s 0000b040 s->super 0000b318
handle_superio: Pass 1, Superio SiS 950
handle_superio  port 0x2e, defaultport 0x2e
handle_superio  Using port 0x2e
handle_superio Pass 1, done #0
handle_superio done
PCCHIPS M810LMR (and similar)...Entering the initregs process
Southbridge fixup done for SIS 503
handle_superio start, s 0000b040 nsuperio 1 s->super 0000b318
handle_superio Pass 2, check #0, s 0000b040 s->super 0000b318
handle_superio: Pass 2, Superio SiS 950
handle_superio  port 0x2e, defaultport 0x2e
handle_superio  Using port 0x2e
  Call finishup
handle_superio Pass 2, done #0
handle_superio done
Copying IRQ routing tables to 0xf0000...done.
Wrote linuxbios table at: 00000500 - 0000066c  checksum ba14
                                                                                                                             
Welcome to elfboot, the open sourced starter.
January 2002, Eric Biederman.
Version 1.2
                                                                                                                             
    37:init_bytes() - zkernel_start:0xfffc0000  zkernel_mask:0x0000ffff
Found ELF candiate at offset 0
New segment addr 0x400000 size 0xcba0 offset 0x60 filesize 0x8789
(cleaned up) New segment addr 0x400000 size 0xcba0 offset 0x60 filesize 0x8789
Loading Segment: addr: 0x0000000000400000 memsz: 0x000000000000cba0 filesz: 
0x0000000000008789
Clearing Segment: addr: 0x0000000000408789 memsz: 0x0000000000004417
Jumping to boot code
ROM segment 0x0000 length 0x0000 reloc 0x0000
Etherboot 5.0.6 (GPL) ELF for [SIS900]
Boot from (N)etwork or from (L)ocal? clocks_per_tick = 784576
N
I am now initializing the ide system
init_drive sectors_per_track = [0], num_heads = [0],num_cylinders=[0], 
num_sectors = [0]
CHS mode...
                                                                                                                             
Boot: (hd0,0)/kernel


The machine is stalled with this messagges.




Tnx Serafino