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arch: x86: Extract common bootparams settings

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We're going to add more common settings, so let's avoid duplication
between the 2 branches.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Samuel Ortiz 2020-03-17 18:18:01 +01:00 committed by Sebastien Boeuf
parent 28a5f9dc19
commit ad354700c9
1 changed files with 5 additions and 4 deletions
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9
arch/src/x86_64/mod.rs
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@ -304,18 +304,19 @@ fn configure_64bit_boot(
let mut params: BootParamsWrapper = BootParamsWrapper(boot_params::default());
if let Some(hdr) = setup_hdr {
// We should use the header if the loader provides one (e.g. from a bzImage).
params.0.hdr = hdr;
params.0.hdr.cmd_line_ptr = cmdline_addr.raw_value() as u32;
params.0.hdr.cmdline_size = cmdline_size as u32;
} else {
params.0.hdr.type_of_loader = KERNEL_LOADER_OTHER;
params.0.hdr.boot_flag = KERNEL_BOOT_FLAG_MAGIC;
params.0.hdr.header = KERNEL_HDR_MAGIC;
params.0.hdr.cmd_line_ptr = cmdline_addr.raw_value() as u32;
params.0.hdr.cmdline_size = cmdline_size as u32;
params.0.hdr.kernel_alignment = KERNEL_MIN_ALIGNMENT_BYTES;
};
// Common bootparams settings
params.0.hdr.cmd_line_ptr = cmdline_addr.raw_value() as u32;
params.0.hdr.cmdline_size = cmdline_size as u32;
add_e820_entry(&mut params.0, 0, layout::EBDA_START.raw_value(), E820_RAM)?;
let mem_end = guest_mem.last_addr();