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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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9f3734f631
x86_64 has two nr_ioapics = 0 statements. In 32-bit, it can be done too. We do it through the smpboot_clear_io_apic() inline function, to cope with subarchitectures (visws) that does not compile mpparse in Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
29 lines
579 B
C
29 lines
579 B
C
static inline void smpboot_setup_warm_reset_vector(unsigned long start_eip)
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{
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CMOS_WRITE(0xa, 0xf);
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local_flush_tlb();
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Dprintk("1.\n");
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*((volatile unsigned short *) TRAMPOLINE_HIGH) = start_eip >> 4;
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Dprintk("2.\n");
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*((volatile unsigned short *) TRAMPOLINE_LOW) = start_eip & 0xf;
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Dprintk("3.\n");
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}
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/* for visws do nothing for any of these */
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static inline void smpboot_clear_io_apic_irqs(void)
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{
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}
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static inline void smpboot_restore_warm_reset_vector(void)
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{
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}
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static inline void smpboot_setup_io_apic(void)
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{
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}
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static inline void smpboot_clear_io_apic(void)
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{
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}
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