diff options
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r-- | arch/x86/kernel/e820.c | 2 | ||||
-rw-r--r-- | arch/x86/kernel/early-quirks.c | 9 | ||||
-rw-r--r-- | arch/x86/kernel/smpboot.c | 16 |
3 files changed, 12 insertions, 15 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 8a90f1517..625eb698c 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -348,7 +348,7 @@ int __init sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, * continue building up new bios map based on this * information */ - if (current_type != last_type) { + if (current_type != last_type || current_type == E820_PRAM) { if (last_type != 0) { new_bios[new_bios_entry].size = change_point[chgidx]->addr - last_addr; diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index de7501edb..8b8852bc2 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -317,16 +317,11 @@ static phys_addr_t __init i85x_stolen_base(int num, int slot, int func, static phys_addr_t __init i865_stolen_base(int num, int slot, int func, size_t stolen_size) { - u16 toud; + u16 toud = 0; - /* - * FIXME is the graphics stolen memory region - * always at TOUD? Ie. is it always the last - * one to be allocated by the BIOS? - */ toud = read_pci_config_16(0, 0, 0, I865_TOUD); - return (phys_addr_t)toud << 16; + return (phys_addr_t)(toud << 16) + i845_tseg_size(); } static phys_addr_t __init gen3_stolen_base(int num, int slot, int func, diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 82b17373b..9e152cdab 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1408,15 +1408,17 @@ __init void prefill_possible_map(void) /* No boot processor was found in mptable or ACPI MADT */ if (!num_processors) { - int apicid = boot_cpu_physical_apicid; - int cpu = hard_smp_processor_id(); + if (boot_cpu_has(X86_FEATURE_APIC)) { + int apicid = boot_cpu_physical_apicid; + int cpu = hard_smp_processor_id(); - pr_warn("Boot CPU (id %d) not listed by BIOS\n", cpu); + pr_warn("Boot CPU (id %d) not listed by BIOS\n", cpu); - /* Make sure boot cpu is enumerated */ - if (apic->cpu_present_to_apicid(0) == BAD_APICID && - apic->apic_id_valid(apicid)) - generic_processor_info(apicid, boot_cpu_apic_version); + /* Make sure boot cpu is enumerated */ + if (apic->cpu_present_to_apicid(0) == BAD_APICID && + apic->apic_id_valid(apicid)) + generic_processor_info(apicid, boot_cpu_apic_version); + } if (!num_processors) num_processors = 1; |