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Diffstat (limited to 'arch/ia64/kernel/setup.c')
-rw-r--r--arch/ia64/kernel/setup.c121
1 files changed, 50 insertions, 71 deletions
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 714066aeda7..d86669bcdfb 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -46,7 +46,6 @@
#include <linux/kexec.h>
#include <linux/crash_dump.h>
-#include <asm/ia32.h>
#include <asm/machvec.h>
#include <asm/mca.h>
#include <asm/meminit.h>
@@ -60,7 +59,6 @@
#include <asm/sections.h>
#include <asm/setup.h>
#include <asm/smp.h>
-#include <asm/system.h>
#include <asm/tlbflush.h>
#include <asm/unistd.h>
#include <asm/hpsim.h>
@@ -74,7 +72,7 @@ unsigned long __per_cpu_offset[NR_CPUS];
EXPORT_SYMBOL(__per_cpu_offset);
#endif
-DEFINE_PER_CPU(struct cpuinfo_ia64, cpu_info);
+DEFINE_PER_CPU(struct cpuinfo_ia64, ia64_cpu_info);
DEFINE_PER_CPU(unsigned long, local_per_cpu_offset);
unsigned long ia64_cycles_per_usec;
struct ia64_boot_param *ia64_boot_param;
@@ -99,12 +97,6 @@ static struct resource bss_resource = {
unsigned long ia64_max_cacheline_size;
-int dma_get_cache_alignment(void)
-{
- return ia64_max_cacheline_size;
-}
-EXPORT_SYMBOL(dma_get_cache_alignment);
-
unsigned long ia64_iobase; /* virtual address for I/O accesses */
EXPORT_SYMBOL(ia64_iobase);
struct io_space io_space[MAX_IO_SPACES];
@@ -151,9 +143,9 @@ int num_rsvd_regions __initdata;
* This routine does not assume the incoming segments are sorted.
*/
int __init
-filter_rsvd_memory (unsigned long start, unsigned long end, void *arg)
+filter_rsvd_memory (u64 start, u64 end, void *arg)
{
- unsigned long range_start, range_end, prev_start;
+ u64 range_start, range_end, prev_start;
void (*func)(unsigned long, unsigned long, int);
int i;
@@ -191,7 +183,7 @@ filter_rsvd_memory (unsigned long start, unsigned long end, void *arg)
* are not filtered out.
*/
int __init
-filter_memory(unsigned long start, unsigned long end, void *arg)
+filter_memory(u64 start, u64 end, void *arg)
{
void (*func)(unsigned long, unsigned long, int);
@@ -227,6 +219,23 @@ sort_regions (struct rsvd_region *rsvd_region, int max)
}
}
+/* merge overlaps */
+static int __init
+merge_regions (struct rsvd_region *rsvd_region, int max)
+{
+ int i;
+ for (i = 1; i < max; ++i) {
+ if (rsvd_region[i].start >= rsvd_region[i-1].end)
+ continue;
+ if (rsvd_region[i].end > rsvd_region[i-1].end)
+ rsvd_region[i-1].end = rsvd_region[i].end;
+ --max;
+ memmove(&rsvd_region[i], &rsvd_region[i+1],
+ (max - i) * sizeof(struct rsvd_region));
+ }
+ return max;
+}
+
/*
* Request address space for all standard resources
*/
@@ -277,6 +286,7 @@ static void __init setup_crashkernel(unsigned long total, int *n)
if (ret == 0 && size > 0) {
if (!base) {
sort_regions(rsvd_region, *n);
+ *n = merge_regions(rsvd_region, *n);
base = kdump_find_rsvd_region(size,
rsvd_region, *n);
}
@@ -380,6 +390,7 @@ reserve_memory (void)
BUG_ON(IA64_MAX_RSVD_REGIONS + 1 < n);
sort_regions(rsvd_region, num_rsvd_regions);
+ num_rsvd_regions = merge_regions(rsvd_region, num_rsvd_regions);
}
@@ -397,7 +408,7 @@ find_initrd (void)
initrd_start = (unsigned long)__va(ia64_boot_param->initrd_start);
initrd_end = initrd_start+ia64_boot_param->initrd_size;
- printk(KERN_INFO "Initial ramdisk at: 0x%lx (%lu bytes)\n",
+ printk(KERN_INFO "Initial ramdisk at: 0x%lx (%llu bytes)\n",
initrd_start, ia64_boot_param->initrd_size);
}
#endif
@@ -474,7 +485,7 @@ mark_bsp_online (void)
{
#ifdef CONFIG_SMP
/* If we register an early console, allow CPU 0 to printk */
- cpu_set(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), true);
#endif
}
@@ -486,28 +497,10 @@ static __init int setup_nomca(char *s)
}
early_param("nomca", setup_nomca);
-/*
- * Note: elfcorehdr_addr is not just limited to vmcore. It is also used by
- * is_kdump_kernel() to determine if we are booting after a panic. Hence
- * ifdef it under CONFIG_CRASH_DUMP and not CONFIG_PROC_VMCORE.
- */
#ifdef CONFIG_CRASH_DUMP
-/* elfcorehdr= specifies the location of elf core header
- * stored by the crashed kernel.
- */
-static int __init parse_elfcorehdr(char *arg)
-{
- if (!arg)
- return -EINVAL;
-
- elfcorehdr_addr = memparse(arg, &arg);
- return 0;
-}
-early_param("elfcorehdr", parse_elfcorehdr);
-
-int __init reserve_elfcorehdr(unsigned long *start, unsigned long *end)
+int __init reserve_elfcorehdr(u64 *start, u64 *end)
{
- unsigned long length;
+ u64 length;
/* We get the address using the kernel command line,
* but the size is extracted from the EFI tables.
@@ -566,19 +559,18 @@ setup_arch (char **cmdline_p)
early_acpi_boot_init();
# ifdef CONFIG_ACPI_NUMA
acpi_numa_init();
-#ifdef CONFIG_ACPI_HOTPLUG_CPU
+# ifdef CONFIG_ACPI_HOTPLUG_CPU
prefill_possible_map();
-#endif
+# endif
per_cpu_scan_finalize((cpus_weight(early_cpu_possible_map) == 0 ?
32 : cpus_weight(early_cpu_possible_map)),
additional_cpus > 0 ? additional_cpus : 0);
# endif
-#else
-# ifdef CONFIG_SMP
- smp_build_cpu_map(); /* happens, e.g., with the Ski simulator */
-# endif
#endif /* CONFIG_APCI_BOOT */
+#ifdef CONFIG_SMP
+ smp_build_cpu_map();
+#endif
find_memory();
/* process SAL system table: */
@@ -588,7 +580,7 @@ setup_arch (char **cmdline_p)
ia64_patch_rse((u64) __start___rse_patchlist, (u64) __end___rse_patchlist);
#else
{
- u64 num_phys_stacked;
+ unsigned long num_phys_stacked;
if (ia64_pal_rse_info(&num_phys_stacked, 0) == 0 && num_phys_stacked > 96)
ia64_patch_rse((u64) __start___rse_patchlist, (u64) __end___rse_patchlist);
@@ -602,10 +594,6 @@ setup_arch (char **cmdline_p)
cpu_init(); /* initialize the bootstrap CPU */
mmu_context_init(); /* initialize context_id bitmap */
-#ifdef CONFIG_ACPI
- acpi_boot_init();
-#endif
-
paravirt_banner();
paravirt_arch_setup_console(cmdline_p);
@@ -760,7 +748,7 @@ const struct seq_operations cpuinfo_op = {
#define MAX_BRANDS 8
static char brandname[MAX_BRANDS][128];
-static char * __cpuinit
+static char *
get_model_name(__u8 family, __u8 model)
{
static int overflow;
@@ -790,7 +778,7 @@ get_model_name(__u8 family, __u8 model)
return "Unknown";
}
-static void __cpuinit
+static void
identify_cpu (struct cpuinfo_ia64 *c)
{
union {
@@ -855,12 +843,6 @@ identify_cpu (struct cpuinfo_ia64 *c)
c->unimpl_pa_mask = ~((1L<<63) | ((1L << phys_addr_size) - 1));
}
-void __init
-setup_per_cpu_areas (void)
-{
- /* start_kernel() requires this... */
-}
-
/*
* Do the following calculations:
*
@@ -868,13 +850,13 @@ setup_per_cpu_areas (void)
* 2. the minimum of the i-cache stride sizes for "flush_icache_range()".
* 3. the minimum of the cache stride sizes for "clflush_cache_range()".
*/
-static void __cpuinit
+static void
get_cache_info(void)
{
unsigned long line_size, max = 1;
- u64 l, levels, unique_caches;
- pal_cache_config_info_t cci;
- s64 status;
+ unsigned long l, levels, unique_caches;
+ pal_cache_config_info_t cci;
+ long status;
status = ia64_pal_cache_summary(&levels, &unique_caches);
if (status != 0) {
@@ -892,9 +874,9 @@ get_cache_info(void)
/* cache_type (data_or_unified)=2 */
status = ia64_pal_cache_config_info(l, 2, &cci);
if (status != 0) {
- printk(KERN_ERR
- "%s: ia64_pal_cache_config_info(l=%lu, 2) failed (status=%ld)\n",
- __func__, l, status);
+ printk(KERN_ERR "%s: ia64_pal_cache_config_info"
+ "(l=%lu, 2) failed (status=%ld)\n",
+ __func__, l, status);
max = SMP_CACHE_BYTES;
/* The safest setup for "flush_icache_range()" */
cci.pcci_stride = I_CACHE_STRIDE_SHIFT;
@@ -914,10 +896,10 @@ get_cache_info(void)
/* cache_type (instruction)=1*/
status = ia64_pal_cache_config_info(l, 1, &cci);
if (status != 0) {
- printk(KERN_ERR
- "%s: ia64_pal_cache_config_info(l=%lu, 1) failed (status=%ld)\n",
+ printk(KERN_ERR "%s: ia64_pal_cache_config_info"
+ "(l=%lu, 1) failed (status=%ld)\n",
__func__, l, status);
- /* The safest setup for "flush_icache_range()" */
+ /* The safest setup for flush_icache_range() */
cci.pcci_stride = I_CACHE_STRIDE_SHIFT;
}
}
@@ -933,10 +915,10 @@ get_cache_info(void)
* cpu_init() initializes state that is per-CPU. This function acts
* as a 'CPU state barrier', nothing should get across.
*/
-void __cpuinit
+void
cpu_init (void)
{
- extern void __cpuinit ia64_mmu_init (void *);
+ extern void ia64_mmu_init(void *);
static unsigned long max_num_phys_stacked = IA64_NUM_PHYS_STACK_REG;
unsigned long num_phys_stacked;
pal_vm_info_2_u_t vmi;
@@ -974,7 +956,7 @@ cpu_init (void)
* depends on the data returned by identify_cpu(). We break the dependency by
* accessing cpu_data() through the canonical per-CPU address.
*/
- cpu_info = cpu_data + ((char *) &__ia64_per_cpu_var(cpu_info) - __per_cpu_start);
+ cpu_info = cpu_data + ((char *) &__ia64_per_cpu_var(ia64_cpu_info) - __per_cpu_start);
identify_cpu(cpu_info);
#ifdef CONFIG_MCKINLEY
@@ -1023,10 +1005,6 @@ cpu_init (void)
ia64_mmu_init(ia64_imva(cpu_data));
ia64_mca_cpu_init(ia64_imva(cpu_data));
-#ifdef CONFIG_IA32_SUPPORT
- ia32_cpu_init();
-#endif
-
/* Clear ITC to eliminate sched_clock() overflows in human time. */
ia64_set_itc(0);
@@ -1073,7 +1051,6 @@ cpu_init (void)
max_num_phys_stacked = num_phys_stacked;
}
platform_cpu_init();
- pm_idle = default_idle;
}
void __init
@@ -1086,6 +1063,8 @@ check_bugs (void)
static int __init run_dmi_scan(void)
{
dmi_scan_machine();
+ dmi_memdev_walk();
+ dmi_set_dump_stack_arch_desc();
return 0;
}
core_initcall(run_dmi_scan);