ACPICA: Remove duplicate table manager
Alexey Starikovskiy [Fri, 2 Feb 2007 16:48:22 +0000 (19:48 +0300)]
Signed-off-by: Len Brown <len.brown@intel.com>

arch/i386/kernel/acpi/boot.c
arch/i386/kernel/acpi/earlyquirk.c
arch/i386/mach-es7000/es7000.h
arch/i386/mach-es7000/es7000plat.c
arch/i386/pci/mmconfig.c
drivers/acpi/tables.c
include/linux/acpi.h

index 9adabc4..543eac5 100644 (file)
@@ -169,16 +169,16 @@ char *__acpi_map_table(unsigned long phys, unsigned long size)
 struct acpi_table_mcfg_config *pci_mmcfg_config;
 int pci_mmcfg_config_num;
 
-int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
+int __init acpi_parse_mcfg(struct acpi_table_header *header)
 {
        struct acpi_table_mcfg *mcfg;
        unsigned long i;
        int config_size;
 
-       if (!phys_addr || !size)
+       if (!header)
                return -EINVAL;
 
-       mcfg = (struct acpi_table_mcfg *)__acpi_map_table(phys_addr, size);
+       mcfg = (struct acpi_table_mcfg *)header;
        if (!mcfg) {
                printk(KERN_WARNING PREFIX "Unable to map MCFG\n");
                return -ENODEV;
@@ -186,7 +186,7 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
 
        /* how many config structures do we have */
        pci_mmcfg_config_num = 0;
-       i = size - sizeof(struct acpi_table_mcfg);
+       i = header->length - sizeof(struct acpi_table_mcfg);
        while (i >= sizeof(struct acpi_table_mcfg_config)) {
                ++pci_mmcfg_config_num;
                i -= sizeof(struct acpi_table_mcfg_config);
@@ -220,14 +220,14 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
 #endif                         /* CONFIG_PCI_MMCONFIG */
 
 #ifdef CONFIG_X86_LOCAL_APIC
-static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)
+static int __init acpi_parse_madt(struct acpi_table_header *header)
 {
        struct acpi_table_madt *madt = NULL;
 
-       if (!phys_addr || !size || !cpu_has_apic)
+       if (!header|| !cpu_has_apic)
                return -EINVAL;
 
-       madt = (struct acpi_table_madt *)__acpi_map_table(phys_addr, size);
+       madt = (struct acpi_table_madt *)header;
        if (!madt) {
                printk(KERN_WARNING PREFIX "Unable to map MADT\n");
                return -ENODEV;
@@ -619,14 +619,14 @@ acpi_scan_rsdp(unsigned long start, unsigned long length)
        return 0;
 }
 
-static int __init acpi_parse_sbf(unsigned long phys_addr, unsigned long size)
+static int __init acpi_parse_sbf(struct acpi_table_header *header)
 {
        struct acpi_table_sbf *sb;
 
-       if (!phys_addr || !size)
+       if (!header)
                return -EINVAL;
 
-       sb = (struct acpi_table_sbf *)__acpi_map_table(phys_addr, size);
+       sb = (struct acpi_table_sbf *)header;
        if (!sb) {
                printk(KERN_WARNING PREFIX "Unable to map SBF\n");
                return -ENODEV;
@@ -639,16 +639,16 @@ static int __init acpi_parse_sbf(unsigned long phys_addr, unsigned long size)
 
 #ifdef CONFIG_HPET_TIMER
 
-static int __init acpi_parse_hpet(unsigned long phys, unsigned long size)
+static int __init acpi_parse_hpet(struct acpi_table_header *header)
 {
        struct acpi_table_hpet *hpet_tbl;
        struct resource *hpet_res;
        resource_size_t res_start;
 
-       if (!phys || !size)
+       if (!header)
                return -EINVAL;
 
-       hpet_tbl = (struct acpi_table_hpet *)__acpi_map_table(phys, size);
+       hpet_tbl = (struct acpi_table_hpet *)header;
        if (!hpet_tbl) {
                printk(KERN_WARNING PREFIX "Unable to map HPET\n");
                return -ENODEV;
@@ -707,11 +707,11 @@ static int __init acpi_parse_hpet(unsigned long phys, unsigned long size)
 extern u32 pmtmr_ioport;
 #endif
 
-static int __init acpi_parse_fadt(unsigned long phys, unsigned long size)
+static int __init acpi_parse_fadt(struct acpi_table_header *header)
 {
        struct fadt_descriptor *fadt = NULL;
 
-       fadt = (struct fadt_descriptor *)__acpi_map_table(phys, size);
+       fadt = (struct fadt_descriptor *)header;
        if (!fadt) {
                printk(KERN_WARNING PREFIX "Unable to map FADT\n");
                return 0;
@@ -901,7 +901,7 @@ static void __init acpi_process_madt(void)
 #ifdef CONFIG_X86_LOCAL_APIC
        int count, error;
 
-       count = acpi_table_parse(ACPI_APIC, acpi_parse_madt);
+       count = acpi_table_parse("APIC", acpi_parse_madt);
        if (count >= 1) {
 
                /*
@@ -1197,7 +1197,7 @@ int __init acpi_boot_table_init(void)
                return error;
        }
 
-       acpi_table_parse(ACPI_BOOT, acpi_parse_sbf);
+       acpi_table_parse("BOOT", acpi_parse_sbf);
 
        /*
         * blacklist may disable ACPI entirely
@@ -1225,19 +1225,19 @@ int __init acpi_boot_init(void)
        if (acpi_disabled && !acpi_ht)
                return 1;
 
-       acpi_table_parse(ACPI_BOOT, acpi_parse_sbf);
+       acpi_table_parse("BOOT", acpi_parse_sbf);
 
        /*
         * set sci_int and PM timer address
         */
-       acpi_table_parse(ACPI_FADT, acpi_parse_fadt);
+       acpi_table_parse(ACPI_SIG_FADT, acpi_parse_fadt);
 
        /*
         * Process the Multiple APIC Description Table (MADT), if present
         */
        acpi_process_madt();
 
-       acpi_table_parse(ACPI_HPET, acpi_parse_hpet);
+       acpi_table_parse("HPET", acpi_parse_hpet);
 
        return 0;
 }
index 4b60af7..4261c85 100644 (file)
@@ -16,7 +16,7 @@
 
 static int nvidia_hpet_detected __initdata;
 
-static int __init nvidia_hpet_check(unsigned long phys, unsigned long size)
+static int __init nvidia_hpet_check(struct acpi_table_header *header)
 {
        nvidia_hpet_detected = 1;
        return 0;
@@ -30,7 +30,7 @@ static int __init check_bridge(int vendor, int device)
           is enabled. */
        if (!acpi_use_timer_override && vendor == PCI_VENDOR_ID_NVIDIA) {
                nvidia_hpet_detected = 0;
-               acpi_table_parse(ACPI_HPET, nvidia_hpet_check);
+               acpi_table_parse("HPET", nvidia_hpet_check);
                if (nvidia_hpet_detected == 0) {
                        acpi_skip_timer_override = 1;
                          printk(KERN_INFO "Nvidia board "
index 80566ca..c8d5aa1 100644 (file)
@@ -84,15 +84,6 @@ struct es7000_oem_table {
 };
 
 #ifdef CONFIG_ACPI
-struct acpi_table_sdt {
-       unsigned long pa;
-       unsigned long count;
-       struct {
-               unsigned long pa;
-               enum acpi_table_id id;
-               unsigned long size;
-       }       entry[50];
-};
 
 struct oem_table {
        struct acpi_table_header Header;
index 3d0fc85..9be6cea 100644 (file)
@@ -160,51 +160,14 @@ parse_unisys_oem (char *oemptr)
 int __init
 find_unisys_acpi_oem_table(unsigned long *oem_addr)
 {
-       struct acpi_table_rsdp          *rsdp = NULL;
-       unsigned long                   rsdp_phys = 0;
-       struct acpi_table_header        *header = NULL;
-       int                             i;
-       struct acpi_table_sdt           sdt;
-
-       rsdp_phys = acpi_find_rsdp();
-       rsdp = __va(rsdp_phys);
-       if (rsdp->rsdt_address) {
-               struct acpi_table_rsdt  *mapped_rsdt = NULL;
-               sdt.pa = rsdp->rsdt_address;
-
-               header = (struct acpi_table_header *)
-                       __acpi_map_table(sdt.pa, sizeof(struct acpi_table_header));
-               if (!header)
-                       return -ENODEV;
-
-               sdt.count = (header->length - sizeof(struct acpi_table_header)) >> 3;
-               mapped_rsdt = (struct acpi_table_rsdt *)
-                       __acpi_map_table(sdt.pa, header->length);
-               if (!mapped_rsdt)
-                       return -ENODEV;
-
-               header = &mapped_rsdt->header;
-
-               for (i = 0; i < sdt.count; i++)
-                       sdt.entry[i].pa = (unsigned long) mapped_rsdt->entry[i];
-       };
-       for (i = 0; i < sdt.count; i++) {
-
-               header = (struct acpi_table_header *)
-                       __acpi_map_table(sdt.entry[i].pa,
-                               sizeof(struct acpi_table_header));
-               if (!header)
-                       continue;
-               if (!strncmp((char *) &header->signature, "OEM1", 4)) {
-                       if (!strncmp((char *) &header->oem_id, "UNISYS", 6)) {
-                               void *addr;
-                               struct oem_table *t;
-                               acpi_table_print(header, sdt.entry[i].pa);
-                               t = (struct oem_table *) __acpi_map_table(sdt.entry[i].pa, header->length);
-                               addr = (void *) __acpi_map_table(t->OEMTableAddr, t->OEMTableSize);
-                               *oem_addr = (unsigned long) addr;
-                               return 0;
-                       }
+       struct acpi_table_header *header = NULL;
+       int i = 0;
+       while (ACPI_SUCCESS(acpi_get_table("OEM1", i++, &header))) {
+               if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) {
+                       struct oem_table *t = (struct oem_table *)header;
+                       *oem_addr = (unsigned long)__acpi_map_table(t->OEMTableAddr,
+                                                                   t->OEMTableSize);
+                       return 0;
                }
        }
        return -1;
index e2616a2..80522e3 100644 (file)
@@ -199,7 +199,7 @@ void __init pci_mmcfg_init(int type)
        if ((pci_probe & PCI_PROBE_MMCONF) == 0)
                return;
 
-       acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg);
+       acpi_table_parse("MCFG", acpi_parse_mcfg);
        if ((pci_mmcfg_config_num == 0) ||
            (pci_mmcfg_config == NULL) ||
            (pci_mmcfg_config[0].base_address == 0))
index 5bb1431..962ff29 100644 (file)
 
 #define ACPI_MAX_TABLES                128
 
-static char *acpi_table_signatures[ACPI_TABLE_COUNT] = {
-       [ACPI_TABLE_UNKNOWN] = "????",
-       [ACPI_APIC] = "APIC",
-       [ACPI_BOOT] = "BOOT",
-       [ACPI_DBGP] = "DBGP",
-       [ACPI_DSDT] = "DSDT",
-       [ACPI_ECDT] = "ECDT",
-       [ACPI_ETDT] = "ETDT",
-       [ACPI_FADT] = "FACP",
-       [ACPI_FACS] = "FACS",
-       [ACPI_OEMX] = "OEM",
-       [ACPI_PSDT] = "PSDT",
-       [ACPI_SBST] = "SBST",
-       [ACPI_SLIT] = "SLIT",
-       [ACPI_SPCR] = "SPCR",
-       [ACPI_SRAT] = "SRAT",
-       [ACPI_SSDT] = "SSDT",
-       [ACPI_SPMI] = "SPMI",
-       [ACPI_HPET] = "HPET",
-       [ACPI_MCFG] = "MCFG",
-};
-
 static char *mps_inti_flags_polarity[] = { "dfl", "high", "res", "low" };
 static char *mps_inti_flags_trigger[] = { "dfl", "edge", "res", "level" };
 
-/* System Description Table (RSDT/XSDT) */
-struct acpi_table_sdt {
-       unsigned long pa;
-       enum acpi_table_id id;
-       unsigned long size;
-} __attribute__ ((packed));
-
-static unsigned long sdt_pa;   /* Physical Address */
-static unsigned long sdt_count;        /* Table count */
-
-static struct acpi_table_sdt sdt_entry[ACPI_MAX_TABLES] __initdata;
 static struct acpi_table_desc initial_tables[ACPI_MAX_TABLES] __initdata;
 
-void acpi_table_print(struct acpi_table_header *header, unsigned long phys_addr)
-{
-       char *name = NULL;
-
-       if (!header)
-               return;
-
-       /* Some table signatures aren't good table names */
-
-       if (!strncmp((char *)&header->signature,
-                    acpi_table_signatures[ACPI_APIC],
-                    sizeof(header->signature))) {
-               name = "MADT";
-       } else if (!strncmp((char *)&header->signature,
-                           acpi_table_signatures[ACPI_FADT],
-                           sizeof(header->signature))) {
-               name = "FADT";
-       } else
-               name = header->signature;
-
-       printk(KERN_DEBUG PREFIX
-              "%.4s (v%3.3d %6.6s %8.8s 0x%08x %.4s 0x%08x) @ 0x%p\n", name,
-              header->revision, header->oem_id, header->oem_table_id,
-              header->oem_revision, header->asl_compiler_id,
-              header->asl_compiler_revision, (void *)phys_addr);
-}
-
 void acpi_table_print_madt_entry(acpi_table_entry_header * header)
 {
        if (!header)
@@ -226,123 +166,32 @@ void acpi_table_print_madt_entry(acpi_table_entry_header * header)
        }
 }
 
-static int
-acpi_table_compute_checksum(void *table_pointer, unsigned long length)
-{
-       u8 *p = table_pointer;
-       unsigned long remains = length;
-       unsigned long sum = 0;
-
-       if (!p || !length)
-               return -EINVAL;
-
-       while (remains--)
-               sum += *p++;
-
-       return (sum & 0xFF);
-}
-
-/*
- * acpi_get_table_header_early()
- * for acpi_blacklisted(), acpi_table_get_sdt()
- */
-int __init
-acpi_get_table_header_early(enum acpi_table_id id,
-                           struct acpi_table_header **header)
-{
-       unsigned int i;
-       enum acpi_table_id temp_id;
-
-       /* DSDT is different from the rest */
-       if (id == ACPI_DSDT)
-               temp_id = ACPI_FADT;
-       else
-               temp_id = id;
-
-       /* Locate the table. */
-
-       for (i = 0; i < sdt_count; i++) {
-               if (sdt_entry[i].id != temp_id)
-                       continue;
-               *header = (void *)
-                   __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size);
-               if (!*header) {
-                       printk(KERN_WARNING PREFIX "Unable to map %s\n",
-                              acpi_table_signatures[temp_id]);
-                       return -ENODEV;
-               }
-               break;
-       }
-
-       if (!*header) {
-               printk(KERN_WARNING PREFIX "%s not present\n",
-                      acpi_table_signatures[id]);
-               return -ENODEV;
-       }
-
-       /* Map the DSDT header via the pointer in the FADT */
-       if (id == ACPI_DSDT) {
-               struct fadt_descriptor *fadt =
-                   (struct fadt_descriptor *)*header;
-
-               if (fadt->header.revision == 3 && fadt->Xdsdt) {
-                       *header = (void *)__acpi_map_table(fadt->Xdsdt,
-                                                          sizeof(struct
-                                                                 acpi_table_header));
-               } else if (fadt->dsdt) {
-                       *header = (void *)__acpi_map_table(fadt->dsdt,
-                                                          sizeof(struct
-                                                                 acpi_table_header));
-               } else
-                       *header = NULL;
-
-               if (!*header) {
-                       printk(KERN_WARNING PREFIX "Unable to map DSDT\n");
-                       return -ENODEV;
-               }
-       }
-
-       return 0;
-}
 
 int __init
-acpi_table_parse_madt_family(enum acpi_table_id id,
+acpi_table_parse_madt_family(char *id,
                             unsigned long madt_size,
                             int entry_id,
                             acpi_madt_entry_handler handler,
                             unsigned int max_entries)
 {
-       void *madt = NULL;
+       struct acpi_table_header *madt = NULL;
        acpi_table_entry_header *entry;
        unsigned int count = 0;
        unsigned long madt_end;
-       unsigned int i;
 
        if (!handler)
                return -EINVAL;
 
        /* Locate the MADT (if exists). There should only be one. */
 
-       for (i = 0; i < sdt_count; i++) {
-               if (sdt_entry[i].id != id)
-                       continue;
-               madt = (void *)
-                   __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size);
-               if (!madt) {
-                       printk(KERN_WARNING PREFIX "Unable to map %s\n",
-                              acpi_table_signatures[id]);
-                       return -ENODEV;
-               }
-               break;
-       }
+       acpi_get_table(id, 0, &madt);
 
        if (!madt) {
-               printk(KERN_WARNING PREFIX "%s not present\n",
-                      acpi_table_signatures[id]);
+               printk(KERN_WARNING PREFIX "%4.4s not present\n", id);
                return -ENODEV;
        }
 
-       madt_end = (unsigned long)madt + sdt_entry[i].size;
+       madt_end = (unsigned long)madt + madt->length;
 
        /* Parse all entries looking for a match. */
 
@@ -360,9 +209,8 @@ acpi_table_parse_madt_family(enum acpi_table_id id,
                    ((unsigned long)entry + entry->length);
        }
        if (max_entries && count > max_entries) {
-               printk(KERN_WARNING PREFIX "[%s:0x%02x] ignored %i entries of "
-                      "%i found\n", acpi_table_signatures[id], entry_id,
-                      count - max_entries, count);
+               printk(KERN_WARNING PREFIX "[%4.4s:0x%02x] ignored %i entries of "
+                      "%i found\n", id, entry_id, count - max_entries, count);
        }
 
        return count;
@@ -372,195 +220,24 @@ int __init
 acpi_table_parse_madt(enum acpi_madt_entry_id id,
                      acpi_madt_entry_handler handler, unsigned int max_entries)
 {
-       return acpi_table_parse_madt_family(ACPI_APIC,
+       return acpi_table_parse_madt_family("APIC",
                                            sizeof(struct acpi_table_madt), id,
                                            handler, max_entries);
 }
 
-int __init acpi_table_parse(enum acpi_table_id id, acpi_table_handler handler)
+int __init acpi_table_parse(char *id, acpi_table_handler handler)
 {
-       int count = 0;
-       unsigned int i = 0;
+       struct acpi_table_header *table = NULL;
 
        if (!handler)
                return -EINVAL;
 
-       for (i = 0; i < sdt_count; i++) {
-               if (sdt_entry[i].id != id)
-                       continue;
-               count++;
-               if (count == 1)
-                       handler(sdt_entry[i].pa, sdt_entry[i].size);
-
-               else
-                       printk(KERN_WARNING PREFIX
-                              "%d duplicate %s table ignored.\n", count,
-                              acpi_table_signatures[id]);
-       }
-
-       return count;
-}
-
-static int __init acpi_table_get_sdt(struct acpi_table_rsdp *rsdp)
-{
-       struct acpi_table_header *header = NULL;
-       unsigned int i, id = 0;
-
-       if (!rsdp)
-               return -EINVAL;
-
-       /* First check XSDT (but only on ACPI 2.0-compatible systems) */
-
-       if ((rsdp->revision >= 2) && rsdp->xsdt_physical_address) {
-
-               struct acpi_table_xsdt *mapped_xsdt = NULL;
-
-               sdt_pa = rsdp->xsdt_physical_address;
-
-               /* map in just the header */
-               header = (struct acpi_table_header *)
-                   __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header));
-
-               if (!header) {
-                       printk(KERN_WARNING PREFIX
-                              "Unable to map XSDT header\n");
-                       return -ENODEV;
-               }
-
-               /* remap in the entire table before processing */
-               mapped_xsdt = (struct acpi_table_xsdt *)
-                   __acpi_map_table(sdt_pa, header->length);
-               if (!mapped_xsdt) {
-                       printk(KERN_WARNING PREFIX "Unable to map XSDT\n");
-                       return -ENODEV;
-               }
-               header = &mapped_xsdt->header;
-
-               if (strncmp(header->signature, "XSDT", 4)) {
-                       printk(KERN_WARNING PREFIX
-                              "XSDT signature incorrect\n");
-                       return -ENODEV;
-               }
-
-               if (acpi_table_compute_checksum(header, header->length)) {
-                       printk(KERN_WARNING PREFIX "Invalid XSDT checksum\n");
-                       return -ENODEV;
-               }
-
-               sdt_count =
-                   (header->length - sizeof(struct acpi_table_header)) >> 3;
-               if (sdt_count > ACPI_MAX_TABLES) {
-                       printk(KERN_WARNING PREFIX
-                              "Truncated %lu XSDT entries\n",
-                              (sdt_count - ACPI_MAX_TABLES));
-                       sdt_count = ACPI_MAX_TABLES;
-               }
-
-               for (i = 0; i < sdt_count; i++)
-                       sdt_entry[i].pa = (unsigned long)mapped_xsdt->table_offset_entry[i];
-       }
-
-       /* Then check RSDT */
-
-       else if (rsdp->rsdt_physical_address) {
-
-               struct acpi_table_rsdt *mapped_rsdt = NULL;
-
-               sdt_pa = rsdp->rsdt_physical_address;
-
-               /* map in just the header */
-               header = (struct acpi_table_header *)
-                   __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header));
-               if (!header) {
-                       printk(KERN_WARNING PREFIX
-                              "Unable to map RSDT header\n");
-                       return -ENODEV;
-               }
-
-               /* remap in the entire table before processing */
-               mapped_rsdt = (struct acpi_table_rsdt *)
-                   __acpi_map_table(sdt_pa, header->length);
-               if (!mapped_rsdt) {
-                       printk(KERN_WARNING PREFIX "Unable to map RSDT\n");
-                       return -ENODEV;
-               }
-               header = &mapped_rsdt->header;
-
-               if (strncmp(header->signature, "RSDT", 4)) {
-                       printk(KERN_WARNING PREFIX
-                              "RSDT signature incorrect\n");
-                       return -ENODEV;
-               }
-
-               if (acpi_table_compute_checksum(header, header->length)) {
-                       printk(KERN_WARNING PREFIX "Invalid RSDT checksum\n");
-                       return -ENODEV;
-               }
-
-               sdt_count =
-                   (header->length - sizeof(struct acpi_table_header)) >> 2;
-               if (sdt_count > ACPI_MAX_TABLES) {
-                       printk(KERN_WARNING PREFIX
-                              "Truncated %lu RSDT entries\n",
-                              (sdt_count - ACPI_MAX_TABLES));
-                       sdt_count = ACPI_MAX_TABLES;
-               }
-
-               for (i = 0; i < sdt_count; i++)
-                       sdt_entry[i].pa = (unsigned long)mapped_rsdt->table_offset_entry[i];
-       }
-
-       else {
-               printk(KERN_WARNING PREFIX
-                      "No System Description Table (RSDT/XSDT) specified in RSDP\n");
-               return -ENODEV;
-       }
-
-       acpi_table_print(header, sdt_pa);
-
-       for (i = 0; i < sdt_count; i++) {
-
-               /* map in just the header */
-               header = (struct acpi_table_header *)
-                   __acpi_map_table(sdt_entry[i].pa,
-                                    sizeof(struct acpi_table_header));
-               if (!header)
-                       continue;
-
-               /* remap in the entire table before processing */
-               header = (struct acpi_table_header *)
-                   __acpi_map_table(sdt_entry[i].pa, header->length);
-               if (!header)
-                       continue;
-
-               acpi_table_print(header, sdt_entry[i].pa);
-
-               if (acpi_table_compute_checksum(header, header->length)) {
-                       printk(KERN_WARNING "  >>> ERROR: Invalid checksum\n");
-                       continue;
-               }
-
-               sdt_entry[i].size = header->length;
-
-               for (id = 0; id < ACPI_TABLE_COUNT; id++) {
-                       if (!strncmp((char *)&header->signature,
-                                    acpi_table_signatures[id],
-                                    sizeof(header->signature))) {
-                               sdt_entry[i].id = id;
-                       }
-               }
-       }
-
-       /* 
-        * The DSDT is *not* in the RSDT (why not? no idea.) but we want
-        * to print its info, because this is what people usually blacklist
-        * against. Unfortunately, we don't know the phys_addr, so just
-        * print 0. Maybe no one will notice.
-        */
-       if (!acpi_get_table_header_early(ACPI_DSDT, &header))
-               acpi_table_print(header, 0);
-
-       return 0;
+       acpi_get_table(id, 0, &table);
+       if (table) {
+               handler(table);
+               return 1;
+       } else
+               return 0;
 }
 
 /*
@@ -574,47 +251,6 @@ static int __init acpi_table_get_sdt(struct acpi_table_rsdp *rsdp)
 
 int __init acpi_table_init(void)
 {
-       struct acpi_table_rsdp *rsdp = NULL;
-       unsigned long rsdp_phys = 0;
-       int result = 0;
-
-       /* Locate and map the Root System Description Table (RSDP) */
-
-       rsdp_phys = acpi_find_rsdp();
-       if (!rsdp_phys) {
-               printk(KERN_ERR PREFIX "Unable to locate RSDP\n");
-               return -ENODEV;
-       }
-
-       rsdp = (struct acpi_table_rsdp *)__acpi_map_table(rsdp_phys,
-               sizeof(struct acpi_table_rsdp));
-       if (!rsdp) {
-               printk(KERN_WARNING PREFIX "Unable to map RSDP\n");
-               return -ENODEV;
-       }
-
-       printk(KERN_DEBUG PREFIX
-              "RSDP (v%3.3d %6.6s                                ) @ 0x%p\n",
-              rsdp->revision, rsdp->oem_id, (void *)rsdp_phys);
-
-       if (rsdp->revision < 2)
-               result =
-                   acpi_table_compute_checksum(rsdp, ACPI_RSDP_REV0_SIZE);
-       else
-               result =
-                   acpi_table_compute_checksum(rsdp, rsdp->length);
-
-       if (result) {
-               printk(KERN_WARNING "  >>> ERROR: Invalid checksum\n");
-               return -ENODEV;
-       }
-
-       /* Locate and map the System Description table (RSDT/XSDT) */
-
-       if (acpi_table_get_sdt(rsdp))
-               return -ENODEV;
-
        acpi_initialize_tables(initial_tables, ACPI_MAX_TABLES, 0);
-
        return 0;
 }
index b3e8a26..88cb1fe 100644 (file)
@@ -340,7 +340,7 @@ enum acpi_table_id {
        ACPI_TABLE_COUNT
 };
 
-typedef int (*acpi_table_handler) (unsigned long phys_addr, unsigned long size);
+typedef int (*acpi_table_handler) (struct acpi_table_header *header);
 
 extern acpi_table_handler acpi_table_ops[ACPI_TABLE_COUNT];
 
@@ -353,11 +353,10 @@ int acpi_boot_table_init (void);
 int acpi_numa_init (void);
 
 int acpi_table_init (void);
-int acpi_table_parse (enum acpi_table_id id, acpi_table_handler handler);
-int acpi_get_table_header_early (enum acpi_table_id id, struct acpi_table_header **header);
+int acpi_table_parse (char *id, acpi_table_handler handler);
 int acpi_table_parse_madt (enum acpi_madt_entry_id id, acpi_madt_entry_handler handler, unsigned int max_entries);
 int acpi_table_parse_srat (enum acpi_srat_entry_id id, acpi_madt_entry_handler handler, unsigned int max_entries);
-int acpi_parse_mcfg (unsigned long phys_addr, unsigned long size);
+int acpi_parse_mcfg (struct acpi_table_header *header);
 void acpi_table_print (struct acpi_table_header *header, unsigned long phys_addr);
 void acpi_table_print_madt_entry (acpi_table_entry_header *madt);
 void acpi_table_print_srat_entry (acpi_table_entry_header *srat);