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37 .Nd HDD boot manager installation utility
45 .Op Fl F Ar boot0.5.bak
54 The IPL occupies sector 0 of a disk and is followed by the partition
55 table. The IPL loads the HDD boot menu that starts from 0x400.
59 installs and makes backup copy of the IPL and the HDD boot menu; and
60 allows changing the version number field in the sector 0.
62 Note that the format command in NEC's OSs replaces the HDD boot menu
63 with its own HDD boot menu when the version number field is smaller
64 than that in the format command.
67 .Bl -tag -width indent
69 Install the IPL and HDD boot menu. This option causes the IPL and HDD
70 boot menu code to be replaced.
72 Specify which IPL image to use. The default is /boot/boot0.
74 Specify which HDD boot menu image to use. The default is
77 Specify that a backup copy of the preexisting IPL should be written to
79 This file is created if it does not exist, and truncated if it does.
80 .It Fl F Ar boot0.5.bak
81 Specify that a backup copy of the preexisting HDD boot menu should be
84 This file is created if it does not exist, and truncated if it does.
86 Specify the version number.
88 Specify the sector size. The default secotor size is 512