diff options
Diffstat (limited to 'arch/i386/kernel/setup.c')
| -rw-r--r-- | arch/i386/kernel/setup.c | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c index e29fd5aeaf8e..9b8c8a19824d 100644 --- a/arch/i386/kernel/setup.c +++ b/arch/i386/kernel/setup.c @@ -87,14 +87,14 @@ EXPORT_SYMBOL(boot_cpu_data); unsigned long mmu_cr4_features; -#ifdef CONFIG_ACPI_INTERPRETER +#ifdef CONFIG_ACPI int acpi_disabled = 0; #else int acpi_disabled = 1; #endif EXPORT_SYMBOL(acpi_disabled); -#ifdef CONFIG_ACPI_BOOT +#ifdef CONFIG_ACPI int __initdata acpi_force = 0; extern acpi_interrupt_flags acpi_sci_flags; #endif @@ -139,6 +139,7 @@ struct sys_desc_table_struct { unsigned char table[0]; }; struct edid_info edid_info; +EXPORT_SYMBOL_GPL(edid_info); struct ist_info ist_info; #if defined(CONFIG_X86_SPEEDSTEP_SMI) || \ defined(CONFIG_X86_SPEEDSTEP_SMI_MODULE) @@ -798,7 +799,7 @@ static void __init parse_cmdline_early (char ** cmdline_p) } #endif -#ifdef CONFIG_ACPI_BOOT +#ifdef CONFIG_ACPI /* "acpi=off" disables both ACPI table parsing and interpreter */ else if (!memcmp(from, "acpi=off", 8)) { disable_acpi(); @@ -847,14 +848,17 @@ static void __init parse_cmdline_early (char ** cmdline_p) #ifdef CONFIG_X86_IO_APIC else if (!memcmp(from, "acpi_skip_timer_override", 24)) acpi_skip_timer_override = 1; -#endif -#ifdef CONFIG_X86_LOCAL_APIC + if (!memcmp(from, "disable_timer_pin_1", 19)) + disable_timer_pin_1 = 1; + if (!memcmp(from, "enable_timer_pin_1", 18)) + disable_timer_pin_1 = -1; + /* disable IO-APIC */ else if (!memcmp(from, "noapic", 6)) disable_ioapic_setup(); -#endif /* CONFIG_X86_LOCAL_APIC */ -#endif /* CONFIG_ACPI_BOOT */ +#endif /* CONFIG_X86_IO_APIC */ +#endif /* CONFIG_ACPI */ #ifdef CONFIG_X86_LOCAL_APIC /* enable local APIC */ @@ -1299,7 +1303,7 @@ legacy_init_iomem_resources(struct resource *code_resource, struct resource *dat */ static void __init register_memory(void) { - unsigned long gapstart, gapsize; + unsigned long gapstart, gapsize, round; unsigned long long last; int i; @@ -1344,14 +1348,14 @@ static void __init register_memory(void) } /* - * Start allocating dynamic PCI memory a bit into the gap, - * aligned up to the nearest megabyte. - * - * Question: should we try to pad it up a bit (do something - * like " + (gapsize >> 3)" in there too?). We now have the - * technology. + * See how much we want to round up: start off with + * rounding to the next 1MB area. */ - pci_mem_start = (gapstart + 0xfffff) & ~0xfffff; + round = 0x100000; + while ((gapsize >> 4) > round) + round += round; + /* Fun with two's complement */ + pci_mem_start = (gapstart + round) & -round; printk("Allocating PCI resources starting at %08lx (gap: %08lx:%08lx)\n", pci_mem_start, gapstart, gapsize); @@ -1579,7 +1583,7 @@ void __init setup_arch(char **cmdline_p) if (efi_enabled) efi_map_memmap(); -#ifdef CONFIG_ACPI_BOOT +#ifdef CONFIG_ACPI /* * Parse the ACPI tables for possible boot-time SMP configuration. */ |