diff options
author | Len Brown <len.brown@intel.com> | 2007-02-03 01:08:52 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2007-02-03 01:08:52 -0500 |
commit | e8bdc5a9c56c140c732246a298922c3cf3777460 (patch) | |
tree | dfdbf3a5597dfc5b29324a4dcb303839504cd88e /arch/i386/kernel/srat.c | |
parent | c6f4bc211122c86de85a6c93f139319957fd1f8a (diff) | |
parent | b0b7eaaf0c7aefd118d3ff8640fbed75a9fad9a1 (diff) |
Pull acpica into test branch
Diffstat (limited to 'arch/i386/kernel/srat.c')
-rw-r--r-- | arch/i386/kernel/srat.c | 84 |
1 files changed, 41 insertions, 43 deletions
diff --git a/arch/i386/kernel/srat.c b/arch/i386/kernel/srat.c index f7e735c077c..2a8713ec0f9 100644 --- a/arch/i386/kernel/srat.c +++ b/arch/i386/kernel/srat.c @@ -62,19 +62,19 @@ extern void * boot_ioremap(unsigned long, unsigned long); /* Identify CPU proximity domains */ static void __init parse_cpu_affinity_structure(char *p) { - struct acpi_table_processor_affinity *cpu_affinity = - (struct acpi_table_processor_affinity *) p; + struct acpi_srat_cpu_affinity *cpu_affinity = + (struct acpi_srat_cpu_affinity *) p; - if (!cpu_affinity->flags.enabled) + if ((cpu_affinity->flags & ACPI_SRAT_CPU_ENABLED) == 0) return; /* empty entry */ /* mark this node as "seen" in node bitmap */ - BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain); + BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain_lo); - apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain; + apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain_lo; printk("CPU 0x%02X in proximity domain 0x%02X\n", - cpu_affinity->apic_id, cpu_affinity->proximity_domain); + cpu_affinity->apic_id, cpu_affinity->proximity_domain_lo); } /* @@ -84,28 +84,27 @@ static void __init parse_cpu_affinity_structure(char *p) static void __init parse_memory_affinity_structure (char *sratp) { unsigned long long paddr, size; - unsigned long start_pfn, end_pfn; + unsigned long start_pfn, end_pfn; u8 pxm; struct node_memory_chunk_s *p, *q, *pend; - struct acpi_table_memory_affinity *memory_affinity = - (struct acpi_table_memory_affinity *) sratp; + struct acpi_srat_mem_affinity *memory_affinity = + (struct acpi_srat_mem_affinity *) sratp; - if (!memory_affinity->flags.enabled) + if ((memory_affinity->flags & ACPI_SRAT_MEM_ENABLED) == 0) return; /* empty entry */ + pxm = memory_affinity->proximity_domain & 0xff; + /* mark this node as "seen" in node bitmap */ - BMAP_SET(pxm_bitmap, memory_affinity->proximity_domain); + BMAP_SET(pxm_bitmap, pxm); /* calculate info for memory chunk structure */ - paddr = memory_affinity->base_addr_hi; - paddr = (paddr << 32) | memory_affinity->base_addr_lo; - size = memory_affinity->length_hi; - size = (size << 32) | memory_affinity->length_lo; - + paddr = memory_affinity->base_address; + size = memory_affinity->length; + start_pfn = paddr >> PAGE_SHIFT; end_pfn = (paddr + size) >> PAGE_SHIFT; - - pxm = memory_affinity->proximity_domain; + if (num_memory_chunks >= MAXCHUNKS) { printk("Too many mem chunks in SRAT. Ignoring %lld MBytes at %llx\n", @@ -132,8 +131,8 @@ static void __init parse_memory_affinity_structure (char *sratp) printk("Memory range 0x%lX to 0x%lX (type 0x%X) in proximity domain 0x%02X %s\n", start_pfn, end_pfn, memory_affinity->memory_type, - memory_affinity->proximity_domain, - (memory_affinity->flags.hot_pluggable ? + pxm, + ((memory_affinity->flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) ? "enabled and removable" : "enabled" ) ); } @@ -185,10 +184,10 @@ static int __init acpi20_parse_srat(struct acpi_table_srat *sratp) num_memory_chunks = 0; while (p < end) { switch (*p) { - case ACPI_SRAT_PROCESSOR_AFFINITY: + case ACPI_SRAT_TYPE_CPU_AFFINITY: parse_cpu_affinity_structure(p); break; - case ACPI_SRAT_MEMORY_AFFINITY: + case ACPI_SRAT_TYPE_MEMORY_AFFINITY: parse_memory_affinity_structure(p); break; default: @@ -262,31 +261,30 @@ out_fail: return 0; } +struct acpi_static_rsdt { + struct acpi_table_rsdt table; + u32 padding[7]; /* Allow for 7 more table entries */ +}; + int __init get_memcfg_from_srat(void) { struct acpi_table_header *header = NULL; struct acpi_table_rsdp *rsdp = NULL; struct acpi_table_rsdt *rsdt = NULL; - struct acpi_pointer *rsdp_address = NULL; - struct acpi_table_rsdt saved_rsdt; + acpi_native_uint rsdp_address = 0; + struct acpi_static_rsdt saved_rsdt; int tables = 0; int i = 0; - if (ACPI_FAILURE(acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING, - rsdp_address))) { + rsdp_address = acpi_find_rsdp(); + if (!rsdp_address) { printk("%s: System description tables not found\n", __FUNCTION__); goto out_err; } - if (rsdp_address->pointer_type == ACPI_PHYSICAL_POINTER) { - printk("%s: assigning address to rsdp\n", __FUNCTION__); - rsdp = (struct acpi_table_rsdp *) - (u32)rsdp_address->pointer.physical; - } else { - printk("%s: rsdp_address is not a physical pointer\n", __FUNCTION__); - goto out_err; - } + printk("%s: assigning address to rsdp\n", __FUNCTION__); + rsdp = (struct acpi_table_rsdp *)(u32)rsdp_address; if (!rsdp) { printk("%s: Didn't find ACPI root!\n", __FUNCTION__); goto out_err; @@ -295,13 +293,13 @@ int __init get_memcfg_from_srat(void) printk(KERN_INFO "%.8s v%d [%.6s]\n", rsdp->signature, rsdp->revision, rsdp->oem_id); - if (strncmp(rsdp->signature, RSDP_SIG,strlen(RSDP_SIG))) { + if (strncmp(rsdp->signature, ACPI_SIG_RSDP,strlen(ACPI_SIG_RSDP))) { printk(KERN_WARNING "%s: RSDP table signature incorrect\n", __FUNCTION__); goto out_err; } rsdt = (struct acpi_table_rsdt *) - boot_ioremap(rsdp->rsdt_address, sizeof(struct acpi_table_rsdt)); + boot_ioremap(rsdp->rsdt_physical_address, sizeof(struct acpi_table_rsdt)); if (!rsdt) { printk(KERN_WARNING @@ -310,9 +308,9 @@ int __init get_memcfg_from_srat(void) goto out_err; } - header = & rsdt->header; + header = &rsdt->header; - if (strncmp(header->signature, RSDT_SIG, strlen(RSDT_SIG))) { + if (strncmp(header->signature, ACPI_SIG_RSDT, strlen(ACPI_SIG_RSDT))) { printk(KERN_WARNING "ACPI: RSDT signature incorrect\n"); goto out_err; } @@ -330,9 +328,9 @@ int __init get_memcfg_from_srat(void) memcpy(&saved_rsdt, rsdt, sizeof(saved_rsdt)); - if (saved_rsdt.header.length > sizeof(saved_rsdt)) { + if (saved_rsdt.table.header.length > sizeof(saved_rsdt)) { printk(KERN_WARNING "ACPI: Too big length in RSDT: %d\n", - saved_rsdt.header.length); + saved_rsdt.table.header.length); goto out_err; } @@ -341,15 +339,15 @@ int __init get_memcfg_from_srat(void) for (i = 0; i < tables; i++) { /* Map in header, then map in full table length. */ header = (struct acpi_table_header *) - boot_ioremap(saved_rsdt.entry[i], sizeof(struct acpi_table_header)); + boot_ioremap(saved_rsdt.table.table_offset_entry[i], sizeof(struct acpi_table_header)); if (!header) break; header = (struct acpi_table_header *) - boot_ioremap(saved_rsdt.entry[i], header->length); + boot_ioremap(saved_rsdt.table.table_offset_entry[i], header->length); if (!header) break; - if (strncmp((char *) &header->signature, "SRAT", 4)) + if (strncmp((char *) &header->signature, ACPI_SIG_SRAT, 4)) continue; /* we've found the srat table. don't need to look at any more tables */ |