Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / i386 / mach-es7000 / es7000plat.c

diff --git a/arch/i386/mach-es7000/es7000plat.c b/arch/i386/mach-es7000/es7000plat.c
index d5936d5..3d0fc85 100644 (file)
--- a/arch/i386/mach-es7000/es7000plat.c
+++ b/arch/i386/mach-es7000/es7000plat.c
@@ -51,8 +51,6 @@ struct mip_reg                *host_reg;
 int                    mip_port;
 unsigned long          mip_addr, host_addr;
 
-#if defined(CONFIG_X86_IO_APIC) && (defined(CONFIG_ACPI_INTERPRETER) || defined(CONFIG_ACPI_BOOT))
-
 /*
  * GSI override for ES7000 platforms.
  */
@@ -62,6 +60,9 @@ static unsigned int base;
 static int
 es7000_rename_gsi(int ioapic, int gsi)
 {
+       if (es7000_plat == ES7000_ZORRO)
+               return gsi;
+
        if (!base) {
                int i;
                for (i = 0; i < nr_ioapics; i++)
@@ -73,14 +74,29 @@ es7000_rename_gsi(int ioapic, int gsi)
        return gsi;
 }
 
-#endif // (CONFIG_X86_IO_APIC) && (CONFIG_ACPI_INTERPRETER || CONFIG_ACPI_BOOT)
+void __init
+setup_unisys(void)
+{
+       /*
+        * Determine the generation of the ES7000 currently running.
+        *
+        * es7000_plat = 1 if the machine is a 5xx ES7000 box
+        * es7000_plat = 2 if the machine is a x86_64 ES7000 box
+        *
+        */
+       if (!(boot_cpu_data.x86 <= 15 && boot_cpu_data.x86_model <= 2))
+               es7000_plat = ES7000_ZORRO;
+       else
+               es7000_plat = ES7000_CLASSIC;
+       ioapic_renumber_irq = es7000_rename_gsi;
+}
 
 /*
  * Parse the OEM Table
  */
 
 int __init
-parse_unisys_oem (char *oemptr, int oem_entries)
+parse_unisys_oem (char *oemptr)
 {
        int                     i;
        int                     success = 0;
@@ -95,7 +111,7 @@ parse_unisys_oem (char *oemptr, int oem_entries)
 
        tp += 8;
 
-       for (i=0; i <= oem_entries; i++) {
+       for (i=0; i <= 6; i++) {
                type = *tp++;
                size = *tp++;
                tp -= 2;
@@ -130,34 +146,19 @@ parse_unisys_oem (char *oemptr, int oem_entries)
                default:
                        break;
                }
-               if (i == 6) break;
                tp += size;
        }
 
        if (success < 2) {
-               es7000_plat = 0;
-       } else {
-               printk("\nEnabling ES7000 specific features...\n");
-               /*
-                * Determine the generation of the ES7000 currently running.
-                *
-                * es7000_plat = 0 if the machine is NOT a Unisys ES7000 box
-                * es7000_plat = 1 if the machine is a 5xx ES7000 box
-                * es7000_plat = 2 if the machine is a x86_64 ES7000 box
-                *
-                */
-               if (!(boot_cpu_data.x86 <= 15 && boot_cpu_data.x86_model <= 2))
-                       es7000_plat = 2;
-               else
-                       es7000_plat = 1;
-
-               ioapic_renumber_irq = es7000_rename_gsi;
-       }
+               es7000_plat = NON_UNISYS;
+       } else
+               setup_unisys();
        return es7000_plat;
 }
 
+#ifdef CONFIG_ACPI
 int __init
-find_unisys_acpi_oem_table(unsigned long *oem_addr, int *length)
+find_unisys_acpi_oem_table(unsigned long *oem_addr)
 {
        struct acpi_table_rsdp          *rsdp = NULL;
        unsigned long                   rsdp_phys = 0;
@@ -201,15 +202,14 @@ find_unisys_acpi_oem_table(unsigned long *oem_addr, int *length)
                                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);
-                               *length = header->length;
                                *oem_addr = (unsigned long) addr;
                                return 0;
                        }
                }
        }
-       Dprintk("ES7000: did not find Unisys ACPI OEM table!\n");
        return -1;
 }
+#endif
 
 static void
 es7000_spin(int n)