mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c750a66b0e
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
/*
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* APIC driver for the Unisys ES7000 chipset.
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*/
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#define APIC_DEFINITION 1
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#include <linux/threads.h>
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#include <linux/cpumask.h>
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#include <asm/smp.h>
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#include <asm/mpspec.h>
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#include <asm/genapic.h>
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#include <asm/fixmap.h>
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#include <asm/apicdef.h>
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#include <linux/kernel.h>
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#include <linux/string.h>
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#include <linux/smp.h>
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#include <linux/init.h>
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#include <asm/mach-es7000/mach_apicdef.h>
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#include <asm/mach-es7000/mach_apic.h>
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#include <asm/mach-es7000/mach_ipi.h>
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#include <asm/mach-es7000/mach_mpparse.h>
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#include <asm/mach-es7000/mach_wakecpu.h>
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static int probe_es7000(void)
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{
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/* probed later in mptable/ACPI hooks */
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return 0;
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}
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extern void es7000_sw_apic(void);
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static void __init enable_apic_mode(void)
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{
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es7000_sw_apic();
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return;
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}
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static __init int mps_oem_check(struct mp_config_table *mpc, char *oem,
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char *productid)
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{
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if (mpc->mpc_oemptr) {
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struct mp_config_oemtable *oem_table =
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(struct mp_config_oemtable *)mpc->mpc_oemptr;
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if (!strncmp(oem, "UNISYS", 6))
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return parse_unisys_oem((char *)oem_table);
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}
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return 0;
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}
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#ifdef CONFIG_ACPI
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/* Hook from generic ACPI tables.c */
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static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
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{
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unsigned long oem_addr;
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if (!find_unisys_acpi_oem_table(&oem_addr)) {
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if (es7000_check_dsdt())
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return parse_unisys_oem((char *)oem_addr);
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else {
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setup_unisys();
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return 1;
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}
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}
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return 0;
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}
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#else
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static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
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{
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return 0;
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}
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#endif
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struct genapic __initdata_refok apic_es7000 = APIC_INIT("es7000", probe_es7000);
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