diff options
| author | Damien Zammit <damien@zamaudio.com> | 2021-04-04 15:08:12 +1000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2021-04-04 16:27:17 +0200 |
| commit | 214866d58ac2bd1060132b250bf391a495110015 (patch) | |
| tree | faa4509549a8d4b580b4b52e00162efd30d3f480 /i386/i386at/model_dep.c | |
| parent | 71db59f69602e54c33ba707c8e4a7a66f6c9ca0b (diff) | |
Add ioapic support disabled by default
Use --enable-ncpus=x --enable-apic where x > 1 for SMP+APIC support.
Use neither for no SMP and old PIC support.
Message-Id: <20210404050812.145483-1-damien@zamaudio.com>
Diffstat (limited to 'i386/i386at/model_dep.c')
| -rw-r--r-- | i386/i386at/model_dep.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/i386/i386at/model_dep.c b/i386/i386at/model_dep.c index 34045dc5..f83d24cb 100644 --- a/i386/i386at/model_dep.c +++ b/i386/i386at/model_dep.c @@ -59,7 +59,6 @@ #include <i386/ldt.h> #include <i386/machspl.h> #include <i386/mp_desc.h> -#include <i386/pic.h> #include <i386/pit.h> #include <i386/pmap.h> #include <i386/proc_reg.h> @@ -75,6 +74,7 @@ #include <i386at/kd.h> #include <i386at/rtc.h> #include <i386at/model_dep.h> +#include <machine/irq.h> #ifdef MACH_XEN #include <xen/console.h> @@ -169,17 +169,20 @@ void machine_init(void) #ifdef MACH_HYP hyp_init(); #else /* MACH_HYP */ + +#if (NCPUS > 1) && defined(APIC) + smp_init(); + ioapic_configure(); + lapic_enable_timer(); + unmask_irq(1); +#endif /* NCPUS > 1 */ + #ifdef LINUX_DEV /* * Initialize Linux drivers. */ linux_init(); #endif - -#if NCPUS > 1 - smp_init(); -#endif /* NCPUS > 1 */ - /* * Find the devices */ @@ -356,7 +359,11 @@ i386at_init(void) * Initialize the PIC prior to any possible call to an spl. */ #ifndef MACH_HYP +# ifdef APIC + picdisable(); +# else picinit(); +# endif #else /* MACH_HYP */ hyp_intrinit(); #endif /* MACH_HYP */ @@ -678,7 +685,9 @@ timemmap(dev, off, prot) void startrtclock(void) { +#ifndef APIC clkstart(); +#endif } void |