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x86/jailhouse: Prepare for separate mpparse callbacks

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Provide a wrapper around the existing function and fill the new callbacks
in.

No functional change as the new callbacks are not yet operational.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Michael Kelley <mhklinux@outlook.com>
Tested-by: Sohil Mehta <sohil.mehta@intel.com>
Link: https://lore.kernel.org/r/20240212154639.683073662@linutronix.de
This commit is contained in:
Thomas Gleixner 2024-02-13 22:05:10 +01:00
parent a626ded4e3
commit 30c928691c
1 changed files with 20 additions and 12 deletions
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32
arch/x86/kernel/jailhouse.c
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@ -118,6 +118,11 @@ static void __init jailhouse_get_smp_config(unsigned int early)
}
}
static void __init jailhouse_parse_smp_config(void)
{
jailhouse_get_smp_config(false);
}
static void jailhouse_no_restart(void)
{
pr_notice("Jailhouse: Restart not supported, halting\n");
@ -201,21 +206,24 @@ static void __init jailhouse_init_platform(void)
struct setup_data header;
void *mapping;
x86_init.irqs.pre_vector_init = x86_init_noop;
x86_init.timers.timer_init = jailhouse_timer_init;
x86_init.mpparse.get_smp_config = jailhouse_get_smp_config;
x86_init.pci.arch_init = jailhouse_pci_arch_init;
x86_init.irqs.pre_vector_init = x86_init_noop;
x86_init.timers.timer_init = jailhouse_timer_init;
x86_init.mpparse.find_mptable = x86_init_noop;
x86_init.mpparse.early_parse_smp_cfg = x86_init_noop;
x86_init.mpparse.parse_smp_cfg = jailhouse_parse_smp_config;
x86_init.mpparse.get_smp_config = jailhouse_get_smp_config;
x86_init.pci.arch_init = jailhouse_pci_arch_init;
x86_platform.calibrate_cpu = jailhouse_get_tsc;
x86_platform.calibrate_tsc = jailhouse_get_tsc;
x86_platform.get_wallclock = jailhouse_get_wallclock;
x86_platform.legacy.rtc = 0;
x86_platform.legacy.warm_reset = 0;
x86_platform.legacy.i8042 = X86_LEGACY_I8042_PLATFORM_ABSENT;
x86_platform.calibrate_cpu = jailhouse_get_tsc;
x86_platform.calibrate_tsc = jailhouse_get_tsc;
x86_platform.get_wallclock = jailhouse_get_wallclock;
x86_platform.legacy.rtc = 0;
x86_platform.legacy.warm_reset = 0;
x86_platform.legacy.i8042 = X86_LEGACY_I8042_PLATFORM_ABSENT;
legacy_pic = &null_legacy_pic;
legacy_pic = &null_legacy_pic;
machine_ops.emergency_restart = jailhouse_no_restart;
machine_ops.emergency_restart = jailhouse_no_restart;
while (pa_data) {
mapping = early_memremap(pa_data, sizeof(header));