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x86: Support loading kernel setup from a FIT

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Add a new setup@ section to the FIT which can be used to provide a setup
binary for booting Linux on x86. This makes it possible to boot x86 from
a FIT.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2014-10-19 21:11:24 -06:00
parent 381197788d
commit 90268b878b
9 changed files with 399 additions and 2 deletions
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11
common/image.c
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@@ -143,6 +143,7 @@ static const table_entry_t uimage_type[] = {
{ IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
{ IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
{ IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
{ IH_TYPE_X86_SETUP, "x86_setup", "x86 setup.bin", },
{ -1, "", "", },
};
@@ -1136,6 +1137,16 @@ error:
}
#endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
int boot_get_setup(bootm_headers_t *images, uint8_t arch,
ulong *setup_start, ulong *setup_len)
{
#if defined(CONFIG_FIT)
return boot_get_setup_fit(images, arch, setup_start, setup_len);
#else
return -ENOENT;
#endif
}
#ifdef CONFIG_SYS_BOOT_GET_CMDLINE
/**
* boot_get_cmdline - allocate and initialize kernel cmdline