xref: /freebsd/sys/conf/options.i386 (revision a970610a3af63b3f4df5b69d91c6b4093a00ed8f)
1# Options specific to the i386 platform kernels
2
3AUTO_EOI_1		opt_auto_eoi.h
4AUTO_EOI_2		opt_auto_eoi.h
5BROKEN_KEYBOARD_RESET	opt_reset.h
6COUNT_XINVLTLB_HITS	opt_smp.h
7COUNT_IPIS		opt_smp.h
8DISABLE_PG_G		opt_pmap.h
9DISABLE_PSE		opt_pmap.h
10MAXMEM
11MPTABLE_FORCE_HTT
12NKPT			opt_pmap.h
13PERFMON
14PMAP_SHPGPERPROC	opt_pmap.h
15POWERFAIL_NMI		opt_trap.h
16PV_STATS		opt_pmap.h
17
18# Options for emulators.  These should only be used at config time, so
19# they are handled like options for static filesystems
20# (see src/sys/conf/options), except for broken debugging options.
21COMPAT_AOUT		opt_dontuse.h
22COMPAT_LINUX		opt_dontuse.h
23LINPROCFS		opt_dontuse.h
24LINSYSFS		opt_dontuse.h
25
26# Change KVM size.  Changes things all over the kernel.
27KVA_PAGES		opt_global.h
28
29# Physical address extensions and support for >4G ram.  As above.
30PAE			opt_global.h
31
32TIMER_FREQ			opt_clock.h
33
34CPU_ATHLON_SSE_HACK		opt_cpu.h
35CPU_BLUELIGHTNING_3X		opt_cpu.h
36CPU_BLUELIGHTNING_FPU_OP_CACHE	opt_cpu.h
37CPU_BTB_EN			opt_cpu.h
38CPU_CYRIX_NO_LOCK		opt_cpu.h
39CPU_DIRECT_MAPPED_CACHE		opt_cpu.h
40CPU_DISABLE_5X86_LSSER		opt_cpu.h
41CPU_ELAN			opt_cpu.h
42CPU_ELAN_PPS			opt_cpu.h
43CPU_ELAN_XTAL			opt_cpu.h
44CPU_ENABLE_LONGRUN		opt_cpu.h
45CPU_FASTER_5X86_FPU		opt_cpu.h
46CPU_GEODE			opt_cpu.h
47CPU_I486_ON_386			opt_cpu.h
48CPU_IORT			opt_cpu.h
49CPU_L2_LATENCY			opt_cpu.h
50CPU_LOOP_EN			opt_cpu.h
51CPU_PPRO2CELERON		opt_cpu.h
52CPU_RSTK_EN			opt_cpu.h
53CPU_SOEKRIS			opt_cpu.h
54CPU_SUSP_HLT			opt_cpu.h
55CPU_UPGRADE_HW_CACHE		opt_cpu.h
56CPU_WT_ALLOC			opt_cpu.h
57CYRIX_CACHE_REALLY_WORKS	opt_cpu.h
58CYRIX_CACHE_WORKS		opt_cpu.h
59NO_F00F_HACK			opt_cpu.h
60NO_MEMORY_HOLE			opt_cpu.h
61
62# The CPU type affects the endian conversion functions all over the kernel.
63I486_CPU		opt_global.h
64I586_CPU		opt_global.h
65I686_CPU		opt_global.h
66
67VGA_ALT_SEQACCESS	opt_vga.h
68VGA_DEBUG		opt_vga.h
69VGA_NO_FONT_LOADING	opt_vga.h
70VGA_NO_MODE_CHANGE	opt_vga.h
71VGA_SLOW_IOACCESS	opt_vga.h
72VGA_WIDTH90		opt_vga.h
73
74VESA
75VESA_DEBUG		opt_vesa.h
76
77# AGP debugging support
78AGP_DEBUG		opt_agp.h
79
80PSM_DEBUG		opt_psm.h
81PSM_HOOKRESUME		opt_psm.h
82PSM_RESETAFTERSUSPEND	opt_psm.h
83
84ATKBD_DFLT_KEYMAP	opt_atkbd.h
85
86# Video spigot
87SPIGOT_UNSECURE		opt_spigot.h
88
89# Device options
90DEV_APIC		opt_apic.h
91DEV_ATPIC		opt_atpic.h
92
93# Debugging
94NPX_DEBUG		opt_npx.h
95
96# BPF just-in-time compiler
97BPF_JITTER		opt_bpf.h
98
99# Hyper-V support
100DEV_HYPERV		opt_hyperv.h
101
102XENHVM			opt_global.h
103
104# options for the Intel C600 SAS driver (isci)
105ISCI_LOGGING	opt_isci.h
106
107# Don't create a "legacy" PCI bridge if none is found.
108NO_LEGACY_PCIB		opt_cpu.h
109
110# Compatibility with Linux MP table bugs.
111MPTABLE_LINUX_BUG_COMPAT
112
113# x86 specific uart options
114UART_NS8250_EARLY_PORT	opt_uart.h
115