diff options
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/asm-offsets.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/kernel/cacheinfo.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/kernel/dma-iommu.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/kernel/head_64.S | 9 | ||||
| -rw-r--r-- | arch/powerpc/kernel/head_fsl_booke.S | 8 | ||||
| -rw-r--r-- | arch/powerpc/kernel/iommu.c | 12 | ||||
| -rw-r--r-- | arch/powerpc/kernel/lparcfg.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/kernel/machine_kexec.c | 25 | ||||
| -rw-r--r-- | arch/powerpc/kernel/pci_64.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/kernel/setup_64.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/kernel/vmlinux.lds.S | 4 |
11 files changed, 70 insertions, 31 deletions
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 9937fe44555..19ee491e9e2 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -56,6 +56,10 @@ #include "head_booke.h" #endif +#if defined(CONFIG_FSL_BOOKE) +#include "../mm/mmu_decl.h" +#endif + int main(void) { DEFINE(THREAD, offsetof(struct task_struct, thread)); @@ -382,6 +386,9 @@ int main(void) DEFINE(PGD_T_LOG2, PGD_T_LOG2); DEFINE(PTE_T_LOG2, PTE_T_LOG2); #endif +#ifdef CONFIG_FSL_BOOKE + DEFINE(TLBCAM_SIZE, sizeof(struct tlbcam)); +#endif #ifdef CONFIG_KVM_EXIT_TIMING DEFINE(VCPU_TIMING_EXIT_TBU, offsetof(struct kvm_vcpu, diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c index b33f0417a4b..bb37b1d19a5 100644 --- a/arch/powerpc/kernel/cacheinfo.c +++ b/arch/powerpc/kernel/cacheinfo.c @@ -113,7 +113,7 @@ struct cache { struct cache *next_local; /* next cache of >= level */ }; -static DEFINE_PER_CPU(struct cache_dir *, cache_dir); +static DEFINE_PER_CPU(struct cache_dir *, cache_dir_pcpu); /* traversal/modification of this list occurs only at cpu hotplug time; * access is serialized by cpu hotplug locking @@ -468,9 +468,9 @@ static struct cache_dir *__cpuinit cacheinfo_create_cache_dir(unsigned int cpu_i cache_dir->kobj = kobj; - WARN_ON_ONCE(per_cpu(cache_dir, cpu_id) != NULL); + WARN_ON_ONCE(per_cpu(cache_dir_pcpu, cpu_id) != NULL); - per_cpu(cache_dir, cpu_id) = cache_dir; + per_cpu(cache_dir_pcpu, cpu_id) = cache_dir; return cache_dir; err: @@ -820,13 +820,13 @@ void cacheinfo_cpu_offline(unsigned int cpu_id) /* Prevent userspace from seeing inconsistent state - remove * the sysfs hierarchy first */ - cache_dir = per_cpu(cache_dir, cpu_id); + cache_dir = per_cpu(cache_dir_pcpu, cpu_id); /* careful, sysfs population may have failed */ if (cache_dir) remove_cache_dir(cache_dir); - per_cpu(cache_dir, cpu_id) = NULL; + per_cpu(cache_dir_pcpu, cpu_id) = NULL; /* clear the CPU's bit in its cache chain, possibly freeing * cache objects */ diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c index 14183af1b3f..2983adac8cc 100644 --- a/arch/powerpc/kernel/dma-iommu.c +++ b/arch/powerpc/kernel/dma-iommu.c @@ -79,10 +79,10 @@ static int dma_iommu_dma_supported(struct device *dev, u64 mask) "Warning: IOMMU offset too big for device mask\n"); if (tbl) printk(KERN_INFO - "mask: 0x%08lx, table offset: 0x%08lx\n", + "mask: 0x%08llx, table offset: 0x%08lx\n", mask, tbl->it_offset); else - printk(KERN_INFO "mask: 0x%08lx, table unavailable\n", + printk(KERN_INFO "mask: 0x%08llx, table unavailable\n", mask); return 0; } else diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index b4bcf5a930f..ebaedafc8e6 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -1518,6 +1518,15 @@ _GLOBAL(pmac_secondary_start) /* turn on 64-bit mode */ bl .enable_64b_mode + li r0,0 + mfspr r3,SPRN_HID4 + rldimi r3,r0,40,23 /* clear bit 23 (rm_ci) */ + sync + mtspr SPRN_HID4,r3 + isync + sync + slbia + /* get TOC pointer (real address) */ bl .relative_toc diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 11b549acc03..36ffb3504a4 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -389,10 +389,6 @@ skpinv: addi r6,r6,1 /* Increment */ #endif #endif - mfspr r3,SPRN_TLB1CFG - andi. r3,r3,0xfff - lis r4,num_tlbcam_entries@ha - stw r3,num_tlbcam_entries@l(r4) /* * Decide what sort of machine this is and initialize the MMU. */ @@ -711,7 +707,7 @@ interrupt_base: EXCEPTION(0x2060, PerformanceMonitor, performance_monitor_exception, EXC_XFER_STD) #ifdef CONFIG_PPC_E500MC - EXCEPTION(0x2070, Doorbell, unknown_exception, EXC_XFER_EE) + EXCEPTION(0x2070, Doorbell, unknown_exception, EXC_XFER_STD) #endif /* Debug Interrupt */ @@ -909,7 +905,7 @@ KernelSPE: _GLOBAL(loadcam_entry) lis r4,TLBCAM@ha addi r4,r4,TLBCAM@l - mulli r5,r3,20 + mulli r5,r3,TLBCAM_SIZE add r3,r5,r4 lwz r4,0(r3) mtspr SPRN_MAS0,r4 diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 1bfa706b96e..fd51578e29d 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -239,12 +239,12 @@ static void __iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, if (printk_ratelimit()) { printk(KERN_INFO "iommu_free: invalid entry\n"); printk(KERN_INFO "\tentry = 0x%lx\n", entry); - printk(KERN_INFO "\tdma_addr = 0x%lx\n", (u64)dma_addr); - printk(KERN_INFO "\tTable = 0x%lx\n", (u64)tbl); - printk(KERN_INFO "\tbus# = 0x%lx\n", (u64)tbl->it_busno); - printk(KERN_INFO "\tsize = 0x%lx\n", (u64)tbl->it_size); - printk(KERN_INFO "\tstartOff = 0x%lx\n", (u64)tbl->it_offset); - printk(KERN_INFO "\tindex = 0x%lx\n", (u64)tbl->it_index); + printk(KERN_INFO "\tdma_addr = 0x%llx\n", (u64)dma_addr); + printk(KERN_INFO "\tTable = 0x%llx\n", (u64)tbl); + printk(KERN_INFO "\tbus# = 0x%llx\n", (u64)tbl->it_busno); + printk(KERN_INFO "\tsize = 0x%llx\n", (u64)tbl->it_size); + printk(KERN_INFO "\tstartOff = 0x%llx\n", (u64)tbl->it_offset); + printk(KERN_INFO "\tindex = 0x%llx\n", (u64)tbl->it_index); WARN_ON(1); } return; diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c index d051e8cbcd0..182e0f642f3 100644 --- a/arch/powerpc/kernel/lparcfg.c +++ b/arch/powerpc/kernel/lparcfg.c @@ -240,7 +240,7 @@ static void parse_ppp_data(struct seq_file *m) if (rc) return; - seq_printf(m, "partition_entitled_capacity=%ld\n", + seq_printf(m, "partition_entitled_capacity=%lld\n", ppp_data.entitlement); seq_printf(m, "group=%d\n", ppp_data.group_num); seq_printf(m, "system_active_processors=%d\n", @@ -265,7 +265,7 @@ static void parse_ppp_data(struct seq_file *m) ppp_data.unallocated_weight); seq_printf(m, "capacity_weight=%d\n", ppp_data.weight); seq_printf(m, "capped=%d\n", ppp_data.capped); - seq_printf(m, "unallocated_capacity=%ld\n", + seq_printf(m, "unallocated_capacity=%lld\n", ppp_data.unallocated_entitlement); } @@ -509,10 +509,10 @@ static ssize_t update_ppp(u64 *entitlement, u8 *weight) } else return -EINVAL; - pr_debug("%s: current_entitled = %lu, current_weight = %u\n", + pr_debug("%s: current_entitled = %llu, current_weight = %u\n", __func__, ppp_data.entitlement, ppp_data.weight); - pr_debug("%s: new_entitled = %lu, new_weight = %u\n", + pr_debug("%s: new_entitled = %llu, new_weight = %u\n", __func__, new_entitled, new_weight); retval = plpar_hcall_norets(H_SET_PPP, new_entitled, new_weight); @@ -558,7 +558,7 @@ static ssize_t update_mpp(u64 *entitlement, u8 *weight) pr_debug("%s: current_entitled = %lu, current_weight = %u\n", __func__, mpp_data.entitled_mem, mpp_data.mem_weight); - pr_debug("%s: new_entitled = %lu, new_weight = %u\n", + pr_debug("%s: new_entitled = %llu, new_weight = %u\n", __func__, new_entitled, new_weight); rc = plpar_hcall_norets(H_SET_MPP, new_entitled, new_weight); diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c index b3abebb7ee6..d59e2b1bdcb 100644 --- a/arch/powerpc/kernel/machine_kexec.c +++ b/arch/powerpc/kernel/machine_kexec.c @@ -93,10 +93,35 @@ void __init reserve_crashkernel(void) KDUMP_KERNELBASE); crashk_res.start = KDUMP_KERNELBASE; +#else + if (!crashk_res.start) { + /* + * unspecified address, choose a region of specified size + * can overlap with initrd (ignoring corruption when retained) + * ppc64 requires kernel and some stacks to be in first segemnt + */ + crashk_res.start = KDUMP_KERNELBASE; + } + + crash_base = PAGE_ALIGN(crashk_res.start); + if (crash_base != crashk_res.start) { + printk("Crash kernel base must be aligned to 0x%lx\n", + PAGE_SIZE); + crashk_res.start = crash_base; + } + #endif crash_size = PAGE_ALIGN(crash_size); crashk_res.end = crashk_res.start + crash_size - 1; + /* The crash region must not overlap the current kernel */ + if (overlaps_crashkernel(__pa(_stext), _end - _stext)) { + printk(KERN_WARNING + "Crash kernel can not overlap current kernel\n"); + crashk_res.start = crashk_res.end = 0; + return; + } + /* Crash kernel trumps memory limit */ if (memory_limit && memory_limit <= crashk_res.end) { memory_limit = crashk_res.end + 1; diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 586962f65c2..ea8eda8c87c 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -470,7 +470,7 @@ int __devinit pcibios_map_io_space(struct pci_bus *bus) if (bus->self) { pr_debug("IO mapping for PCI-PCI bridge %s\n", pci_name(bus->self)); - pr_debug(" virt=0x%016lx...0x%016lx\n", + pr_debug(" virt=0x%016llx...0x%016llx\n", bus->resource[0]->start + _IO_BASE, bus->resource[0]->end + _IO_BASE); return 0; @@ -502,7 +502,7 @@ int __devinit pcibios_map_io_space(struct pci_bus *bus) hose->io_base_phys - phys_page); pr_debug("IO mapping for PHB %s\n", hose->dn->full_name); - pr_debug(" phys=0x%016lx, virt=0x%p (alloc=0x%p)\n", + pr_debug(" phys=0x%016llx, virt=0x%p (alloc=0x%p)\n", hose->io_base_phys, hose->io_base_virt, hose->io_base_alloc); pr_debug(" size=0x%016lx (alloc=0x%016lx)\n", hose->pci_io_size, size_page); @@ -517,7 +517,7 @@ int __devinit pcibios_map_io_space(struct pci_bus *bus) hose->io_resource.start += io_virt_offset; hose->io_resource.end += io_virt_offset; - pr_debug(" hose->io_resource=0x%016lx...0x%016lx\n", + pr_debug(" hose->io_resource=0x%016llx...0x%016llx\n", hose->io_resource.start, hose->io_resource.end); return 0; diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index d8bd2161e73..2d34196bba8 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -434,8 +434,8 @@ void __init setup_system(void) printk("Starting Linux PPC64 %s\n", init_utsname()->version); printk("-----------------------------------------------------\n"); - printk("ppc64_pft_size = 0x%lx\n", ppc64_pft_size); - printk("physicalMemorySize = 0x%lx\n", lmb_phys_mem_size()); + printk("ppc64_pft_size = 0x%llx\n", ppc64_pft_size); + printk("physicalMemorySize = 0x%llx\n", lmb_phys_mem_size()); if (ppc64_caches.dline_size != 0x80) printk("ppc64_caches.dcache_line_size = 0x%x\n", ppc64_caches.dline_size); @@ -493,7 +493,7 @@ static void __init emergency_stack_init(void) * bringup, we need to get at them in real mode. This means they * must also be within the RMO region. */ - limit = min(0x10000000UL, lmb.rmo_size); + limit = min(0x10000000ULL, lmb.rmo_size); for_each_possible_cpu(i) { unsigned long sp; diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 47bf15cd2c9..161b9b9691f 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -87,7 +87,9 @@ SECTIONS /* The dummy segment contents for the bug workaround mentioned above near PHDRS. */ .dummy : AT(ADDR(.dummy) - LOAD_OFFSET) { - LONG(0xf177) + LONG(0) + LONG(0) + LONG(0) } :kernel :dummy /* |