title openmamba GNU/Linux, linux 2.6.23mamba
linux (hd0,8)/boot/vmlinuz-2.6.23mamba root=/dev/sda9 ro resume2= video=uvesafb:1024x768-32,ywrap,mtrr:3 quiet splash=silent,fadein console=tty1
initrd (hd0,8)/boot/initramfs-2.6.23mamba.img

prova così

oppure

title openmamba GNU/Linux, linux 2.6.23mamba
kernel (hd0,8)/boot/vmlinuz-2.6.23mamba root=/dev/sda9 ro resume2= video=uvesafb:1024x768-32,ywrap,mtrr:3 quiet splash=silent,fadein console=tty1
initrd (hd0,8)/boot/initramfs-2.6.23mamba.img

in uno dei due dovrebbe ire