#ifndef _SPARC64_SPITFIRE_H
#define _SPARC64_SPITFIRE_H
+#ifdef CONFIG_SPARC64
+
#include <asm/asi.h>
/* The following register addresses are accessible via ASI_DMMU
}
#endif /* !(__ASSEMBLY__) */
-
+#endif /* CONFIG_SPARC64 */
#endif /* !(_SPARC64_SPITFIRE_H) */
obj-$(CONFIG_SPARC32) += systbls_32.o
obj-y += time_$(BITS).o
obj-$(CONFIG_SPARC32) += windows.o
-obj-y += cpu_$(BITS).o
+obj-y += cpu.o
obj-$(CONFIG_SPARC32) += devices.o
obj-$(CONFIG_SPARC32) += tadpole.o
obj-$(CONFIG_SPARC32) += tick14.o
--- /dev/null
+/* cpu.c: Dinky routines to look for the kind of Sparc cpu
+ * we are on.
+ *
+ * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/smp.h>
+#include <linux/threads.h>
+
+#include <asm/spitfire.h>
+#include <asm/oplib.h>
+#include <asm/page.h>
+#include <asm/head.h>
+#include <asm/psr.h>
+#include <asm/mbus.h>
+#include <asm/cpudata.h>
+
+#include "kernel.h"
+
+DEFINE_PER_CPU(cpuinfo_sparc, __cpu_data) = { 0 };
+
+struct cpu_info {
+ int psr_vers;
+ const char *name;
+};
+
+struct fpu_info {
+ int fp_vers;
+ const char *name;
+};
+
+#define NOCPU 8
+#define NOFPU 8
+
+struct manufacturer_info {
+ int psr_impl;
+ struct cpu_info cpu_info[NOCPU];
+ struct fpu_info fpu_info[NOFPU];
+};
+
+#define CPU(ver, _name) \
+{ .psr_vers = ver, .name = _name }
+
+#define FPU(ver, _name) \
+{ .fp_vers = ver, .name = _name }
+
+static const struct manufacturer_info __initconst manufacturer_info[] = {
+{
+ 0,
+ /* Sun4/100, 4/200, SLC */
+ .cpu_info = {
+ CPU(0, "Fujitsu MB86900/1A or LSI L64831 SparcKIT-40"),
+ /* borned STP1012PGA */
+ CPU(4, "Fujitsu MB86904"),
+ CPU(5, "Fujitsu TurboSparc MB86907"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(0, "Fujitsu MB86910 or Weitek WTL1164/5"),
+ FPU(1, "Fujitsu MB86911 or Weitek WTL1164/5 or LSI L64831"),
+ FPU(2, "LSI Logic L64802 or Texas Instruments ACT8847"),
+ /* SparcStation SLC, SparcStation1 */
+ FPU(3, "Weitek WTL3170/2"),
+ /* SPARCstation-5 */
+ FPU(4, "Lsi Logic/Meiko L64804 or compatible"),
+ FPU(-1, NULL)
+ }
+},{
+ 1,
+ .cpu_info = {
+ /* SparcStation2, SparcServer 490 & 690 */
+ CPU(0, "LSI Logic Corporation - L64811"),
+ /* SparcStation2 */
+ CPU(1, "Cypress/ROSS CY7C601"),
+ /* Embedded controller */
+ CPU(3, "Cypress/ROSS CY7C611"),
+ /* Ross Technologies HyperSparc */
+ CPU(0xf, "ROSS HyperSparc RT620"),
+ CPU(0xe, "ROSS HyperSparc RT625 or RT626"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(0, "ROSS HyperSparc combined IU/FPU"),
+ FPU(1, "Lsi Logic L64814"),
+ FPU(2, "Texas Instruments TMS390-C602A"),
+ FPU(3, "Cypress CY7C602 FPU"),
+ FPU(-1, NULL)
+ }
+},{
+ 2,
+ .cpu_info = {
+ /* ECL Implementation, CRAY S-MP Supercomputer... AIEEE! */
+ /* Someone please write the code to support this beast! ;) */
+ CPU(0, "Bipolar Integrated Technology - B5010"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(-1, NULL)
+ }
+},{
+ 3,
+ .cpu_info = {
+ CPU(0, "LSI Logic Corporation - unknown-type"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(-1, NULL)
+ }
+},{
+ 4,
+ .cpu_info = {
+ CPU(0, "Texas Instruments, Inc. - SuperSparc-(II)"),
+ /* SparcClassic -- borned STP1010TAB-50*/
+ CPU(1, "Texas Instruments, Inc. - MicroSparc"),
+ CPU(2, "Texas Instruments, Inc. - MicroSparc II"),
+ CPU(3, "Texas Instruments, Inc. - SuperSparc 51"),
+ CPU(4, "Texas Instruments, Inc. - SuperSparc 61"),
+ CPU(5, "Texas Instruments, Inc. - unknown"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ /* SuperSparc 50 module */
+ FPU(0, "SuperSparc on-chip FPU"),
+ /* SparcClassic */
+ FPU(4, "TI MicroSparc on chip FPU"),
+ FPU(-1, NULL)
+ }
+},{
+ 5,
+ .cpu_info = {
+ CPU(0, "Matsushita - MN10501"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(0, "Matsushita MN10501"),
+ FPU(-1, NULL)
+ }
+},{
+ 6,
+ .cpu_info = {
+ CPU(0, "Philips Corporation - unknown"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(-1, NULL)
+ }
+},{
+ 7,
+ .cpu_info = {
+ CPU(0, "Harvest VLSI Design Center, Inc. - unknown"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(-1, NULL)
+ }
+},{
+ 8,
+ .cpu_info = {
+ CPU(0, "Systems and Processes Engineering Corporation (SPEC)"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(-1, NULL)
+ }
+},{
+ 9,
+ .cpu_info = {
+ /* Gallium arsenide 200MHz, BOOOOGOOOOMIPS!!! */
+ CPU(0, "Fujitsu or Weitek Power-UP"),
+ CPU(1, "Fujitsu or Weitek Power-UP"),
+ CPU(2, "Fujitsu or Weitek Power-UP"),
+ CPU(3, "Fujitsu or Weitek Power-UP"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(3, "Fujitsu or Weitek on-chip FPU"),
+ FPU(-1, NULL)
+ }
+},{
+ 0x17,
+ .cpu_info = {
+ CPU(0x10, "TI UltraSparc I (SpitFire)"),
+ CPU(0x11, "TI UltraSparc II (BlackBird)"),
+ CPU(0x12, "TI UltraSparc IIi (Sabre)"),
+ CPU(0x13, "TI UltraSparc IIe (Hummingbird)"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(0x10, "UltraSparc I integrated FPU"),
+ FPU(0x11, "UltraSparc II integrated FPU"),
+ FPU(0x12, "UltraSparc IIi integrated FPU"),
+ FPU(0x13, "UltraSparc IIe integrated FPU"),
+ FPU(-1, NULL)
+ }
+},{
+ 0x22,
+ .cpu_info = {
+ CPU(0x10, "TI UltraSparc I (SpitFire)"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(0x10, "UltraSparc I integrated FPU"),
+ FPU(-1, NULL)
+ }
+},{
+ 0x3e,
+ .cpu_info = {
+ CPU(0x14, "TI UltraSparc III (Cheetah)"),
+ CPU(0x15, "TI UltraSparc III+ (Cheetah+)"),
+ CPU(0x16, "TI UltraSparc IIIi (Jalapeno)"),
+ CPU(0x18, "TI UltraSparc IV (Jaguar)"),
+ CPU(0x19, "TI UltraSparc IV+ (Panther)"),
+ CPU(0x22, "TI UltraSparc IIIi+ (Serrano)"),
+ CPU(-1, NULL)
+ },
+ .fpu_info = {
+ FPU(0x14, "UltraSparc III integrated FPU"),
+ FPU(0x15, "UltraSparc III+ integrated FPU"),
+ FPU(0x16, "UltraSparc IIIi integrated FPU"),
+ FPU(0x18, "UltraSparc IV integrated FPU"),
+ FPU(0x19, "UltraSparc IV+ integrated FPU"),
+ FPU(0x22, "UltraSparc IIIi+ integrated FPU"),
+ FPU(-1, NULL)
+ }
+}};
+
+/* In order to get the fpu type correct, you need to take the IDPROM's
+ * machine type value into consideration too. I will fix this.
+ */
+
+const char *sparc_cpu_type;
+const char *sparc_fpu_type;
+
+unsigned int fsr_storage;
+
+static void set_cpu_and_fpu(int psr_impl, int psr_vers, int fpu_vers)
+{
+ sparc_cpu_type = NULL;
+ sparc_fpu_type = NULL;
+ if (psr_impl < ARRAY_SIZE(manufacturer_info))
+ {
+ const struct cpu_info *cpu;
+ const struct fpu_info *fpu;
+
+ cpu = &manufacturer_info[psr_impl].cpu_info[0];
+ while (cpu->psr_vers != -1)
+ {
+ if (cpu->psr_vers == psr_vers) {
+ sparc_cpu_type = cpu->name;
+ sparc_fpu_type = "No FPU";
+ break;
+ }
+ cpu++;
+ }
+ fpu = &manufacturer_info[psr_impl].fpu_info[0];
+ while (fpu->fp_vers != -1)
+ {
+ if (fpu->fp_vers == fpu_vers) {
+ sparc_fpu_type = fpu->name;
+ break;
+ }
+ fpu++;
+ }
+ }
+ if (sparc_cpu_type == NULL)
+ {
+ printk(KERN_ERR "CPU: Unknown chip, impl[0x%x] vers[0x%x]\n",
+ psr_impl, psr_vers);
+ sparc_cpu_type = "Unknown CPU";
+ }
+ if (sparc_fpu_type == NULL)
+ {
+ printk(KERN_ERR "FPU: Unknown chip, impl[0x%x] vers[0x%x]\n",
+ psr_impl, fpu_vers);
+ sparc_fpu_type = "Unknown FPU";
+ }
+}
+
+#ifdef CONFIG_SPARC32
+void __cpuinit cpu_probe(void)
+{
+ int psr_impl, psr_vers, fpu_vers;
+ int psr;
+
+ psr_impl = ((get_psr() >> 28) & 0xf);
+ psr_vers = ((get_psr() >> 24) & 0xf);
+
+ psr = get_psr();
+ put_psr(psr | PSR_EF);
+ fpu_vers = ((get_fsr() >> 17) & 0x7);
+ put_psr(psr);
+
+ set_cpu_and_fpu(psr_impl, psr_vers, fpu_vers);
+}
+#else
+static void __init sun4v_cpu_probe(void)
+{
+ switch (sun4v_chip_type) {
+ case SUN4V_CHIP_NIAGARA1:
+ sparc_cpu_type = "UltraSparc T1 (Niagara)";
+ sparc_fpu_type = "UltraSparc T1 integrated FPU";
+ break;
+
+ case SUN4V_CHIP_NIAGARA2:
+ sparc_cpu_type = "UltraSparc T2 (Niagara2)";
+ sparc_fpu_type = "UltraSparc T2 integrated FPU";
+ break;
+
+ default:
+ printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n",
+ prom_cpu_compatible);
+ sparc_cpu_type = "Unknown SUN4V CPU";
+ sparc_fpu_type = "Unknown SUN4V FPU";
+ break;
+ }
+}
+
+static int __init cpu_type_probe(void)
+{
+ if (tlb_type == hypervisor) {
+ sun4v_cpu_probe();
+ } else {
+ unsigned long ver;
+ int manuf, impl;
+
+ __asm__ __volatile__("rdpr %%ver, %0" : "=r" (ver));
+
+ manuf = ((ver >> 48) & 0xffff);
+ impl = ((ver >> 32) & 0xffff);
+ set_cpu_and_fpu(manuf, impl, impl);
+ }
+ return 0;
+}
+
+arch_initcall(cpu_type_probe);
+#endif
+++ /dev/null
-/* cpu.c: Dinky routines to look for the kind of Sparc cpu
- * we are on.
- *
- * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/smp.h>
-#include <linux/threads.h>
-#include <asm/oplib.h>
-#include <asm/page.h>
-#include <asm/head.h>
-#include <asm/psr.h>
-#include <asm/mbus.h>
-#include <asm/cpudata.h>
-
-#include "kernel.h"
-
-DEFINE_PER_CPU(cpuinfo_sparc, __cpu_data) = { 0 };
-
-struct cpu_info {
- int psr_vers;
- const char *name;
-};
-
-struct fpu_info {
- int fp_vers;
- const char *name;
-};
-
-#define NOCPU 8
-#define NOFPU 8
-
-struct manufacturer_info {
- int psr_impl;
- struct cpu_info cpu_info[NOCPU];
- struct fpu_info fpu_info[NOFPU];
-};
-
-#define CPU(ver, _name) \
-{ .psr_vers = ver, .name = _name }
-
-#define FPU(ver, _name) \
-{ .fp_vers = ver, .name = _name }
-
-static const struct manufacturer_info __initconst manufacturer_info[] = {
-{
- 0,
- /* Sun4/100, 4/200, SLC */
- .cpu_info = {
- CPU(0, "Fujitsu MB86900/1A or LSI L64831 SparcKIT-40"),
- /* borned STP1012PGA */
- CPU(4, "Fujitsu MB86904"),
- CPU(5, "Fujitsu TurboSparc MB86907"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(0, "Fujitsu MB86910 or Weitek WTL1164/5"),
- FPU(1, "Fujitsu MB86911 or Weitek WTL1164/5 or LSI L64831"),
- FPU(2, "LSI Logic L64802 or Texas Instruments ACT8847"),
- /* SparcStation SLC, SparcStation1 */
- FPU(3, "Weitek WTL3170/2"),
- /* SPARCstation-5 */
- FPU(4, "Lsi Logic/Meiko L64804 or compatible"),
- FPU(-1, NULL)
- }
-},{
- 1,
- .cpu_info = {
- /* SparcStation2, SparcServer 490 & 690 */
- CPU(0, "LSI Logic Corporation - L64811"),
- /* SparcStation2 */
- CPU(1, "Cypress/ROSS CY7C601"),
- /* Embedded controller */
- CPU(3, "Cypress/ROSS CY7C611"),
- /* Ross Technologies HyperSparc */
- CPU(0xf, "ROSS HyperSparc RT620"),
- CPU(0xe, "ROSS HyperSparc RT625 or RT626"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(0, "ROSS HyperSparc combined IU/FPU"),
- FPU(1, "Lsi Logic L64814"),
- FPU(2, "Texas Instruments TMS390-C602A"),
- FPU(3, "Cypress CY7C602 FPU"),
- FPU(-1, NULL)
- }
-},{
- 2,
- .cpu_info = {
- /* ECL Implementation, CRAY S-MP Supercomputer... AIEEE! */
- /* Someone please write the code to support this beast! ;) */
- CPU(0, "Bipolar Integrated Technology - B5010"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(-1, NULL)
- }
-},{
- 3,
- .cpu_info = {
- CPU(0, "LSI Logic Corporation - unknown-type"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(-1, NULL)
- }
-},{
- 4,
- .cpu_info = {
- CPU(0, "Texas Instruments, Inc. - SuperSparc-(II)"),
- /* SparcClassic -- borned STP1010TAB-50*/
- CPU(1, "Texas Instruments, Inc. - MicroSparc"),
- CPU(2, "Texas Instruments, Inc. - MicroSparc II"),
- CPU(3, "Texas Instruments, Inc. - SuperSparc 51"),
- CPU(4, "Texas Instruments, Inc. - SuperSparc 61"),
- CPU(5, "Texas Instruments, Inc. - unknown"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- /* SuperSparc 50 module */
- FPU(0, "SuperSparc on-chip FPU"),
- /* SparcClassic */
- FPU(4, "TI MicroSparc on chip FPU"),
- FPU(-1, NULL)
- }
-},{
- 5,
- .cpu_info = {
- CPU(0, "Matsushita - MN10501"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(0, "Matsushita MN10501"),
- FPU(-1, NULL)
- }
-},{
- 6,
- .cpu_info = {
- CPU(0, "Philips Corporation - unknown"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(-1, NULL)
- }
-},{
- 7,
- .cpu_info = {
- CPU(0, "Harvest VLSI Design Center, Inc. - unknown"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(-1, NULL)
- }
-},{
- 8,
- .cpu_info = {
- CPU(0, "Systems and Processes Engineering Corporation (SPEC)"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(-1, NULL)
- }
-},{
- 9,
- .cpu_info = {
- /* Gallium arsenide 200MHz, BOOOOGOOOOMIPS!!! */
- CPU(0, "Fujitsu or Weitek Power-UP"),
- CPU(1, "Fujitsu or Weitek Power-UP"),
- CPU(2, "Fujitsu or Weitek Power-UP"),
- CPU(3, "Fujitsu or Weitek Power-UP"),
- CPU(-1, NULL)
- },
- .fpu_info = {
- FPU(3, "Fujitsu or Weitek on-chip FPU"),
- FPU(-1, NULL)
- }
-}};
-
-/* In order to get the fpu type correct, you need to take the IDPROM's
- * machine type value into consideration too. I will fix this.
- */
-
-const char *sparc_cpu_type;
-const char *sparc_fpu_type;
-
-unsigned int fsr_storage;
-
-static void set_cpu_and_fpu(int psr_impl, int psr_vers, int fpu_vers)
-{
- sparc_cpu_type = NULL;
- sparc_fpu_type = NULL;
- if (psr_impl < ARRAY_SIZE(manufacturer_info))
- {
- const struct cpu_info *cpu;
- const struct fpu_info *fpu;
-
- cpu = &manufacturer_info[psr_impl].cpu_info[0];
- while (cpu->psr_vers != -1)
- {
- if (cpu->psr_vers == psr_vers) {
- sparc_cpu_type = cpu->name;
- sparc_fpu_type = "No FPU";
- break;
- }
- cpu++;
- }
- fpu = &manufacturer_info[psr_impl].fpu_info[0];
- while (fpu->fp_vers != -1)
- {
- if (fpu->fp_vers == fpu_vers) {
- sparc_fpu_type = fpu->name;
- break;
- }
- fpu++;
- }
- }
- if (sparc_cpu_type == NULL)
- {
- printk(KERN_ERR "CPU: Unknown chip, impl[0x%x] vers[0x%x]\n",
- psr_impl, psr_vers);
- sparc_cpu_type = "Unknown CPU";
- }
- if (sparc_fpu_type == NULL)
- {
- printk(KERN_ERR "FPU: Unknown chip, impl[0x%x] vers[0x%x]\n",
- psr_impl, fpu_vers);
- sparc_fpu_type = "Unknown FPU";
- }
-}
-
-void __cpuinit cpu_probe(void)
-{
- int psr_impl, psr_vers, fpu_vers;
- int psr;
-
- psr_impl = ((get_psr() >> 28) & 0xf);
- psr_vers = ((get_psr() >> 24) & 0xf);
-
- psr = get_psr();
- put_psr(psr | PSR_EF);
- fpu_vers = ((get_fsr() >> 17) & 0x7);
- put_psr(psr);
-
- set_cpu_and_fpu(psr_impl, psr_vers, fpu_vers);
-}
+++ /dev/null
-/* cpu.c: Dinky routines to look for the kind of Sparc cpu
- * we are on.
- *
- * Copyright (C) 1996, 2007, 2008 David S. Miller (davem@davemloft.net)
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/sched.h>
-#include <linux/smp.h>
-#include <asm/asi.h>
-#include <asm/system.h>
-#include <asm/fpumacro.h>
-#include <asm/cpudata.h>
-#include <asm/spitfire.h>
-#include <asm/oplib.h>
-
-#include "entry.h"
-#include "kernel.h"
-
-DEFINE_PER_CPU(cpuinfo_sparc, __cpu_data) = { 0 };
-
-struct cpu_chip_info {
- unsigned short manuf;
- unsigned short impl;
- const char *cpu_name;
- const char *fp_name;
-};
-
-static const struct cpu_chip_info cpu_chips[] = {
- {
- .manuf = 0x17,
- .impl = 0x10,
- .cpu_name = "TI UltraSparc I (SpitFire)",
- .fp_name = "UltraSparc I integrated FPU",
- },
- {
- .manuf = 0x22,
- .impl = 0x10,
- .cpu_name = "TI UltraSparc I (SpitFire)",
- .fp_name = "UltraSparc I integrated FPU",
- },
- {
- .manuf = 0x17,
- .impl = 0x11,
- .cpu_name = "TI UltraSparc II (BlackBird)",
- .fp_name = "UltraSparc II integrated FPU",
- },
- {
- .manuf = 0x17,
- .impl = 0x12,
- .cpu_name = "TI UltraSparc IIi (Sabre)",
- .fp_name = "UltraSparc IIi integrated FPU",
- },
- {
- .manuf = 0x17,
- .impl = 0x13,
- .cpu_name = "TI UltraSparc IIe (Hummingbird)",
- .fp_name = "UltraSparc IIe integrated FPU",
- },
- {
- .manuf = 0x3e,
- .impl = 0x14,
- .cpu_name = "TI UltraSparc III (Cheetah)",
- .fp_name = "UltraSparc III integrated FPU",
- },
- {
- .manuf = 0x3e,
- .impl = 0x15,
- .cpu_name = "TI UltraSparc III+ (Cheetah+)",
- .fp_name = "UltraSparc III+ integrated FPU",
- },
- {
- .manuf = 0x3e,
- .impl = 0x16,
- .cpu_name = "TI UltraSparc IIIi (Jalapeno)",
- .fp_name = "UltraSparc IIIi integrated FPU",
- },
- {
- .manuf = 0x3e,
- .impl = 0x18,
- .cpu_name = "TI UltraSparc IV (Jaguar)",
- .fp_name = "UltraSparc IV integrated FPU",
- },
- {
- .manuf = 0x3e,
- .impl = 0x19,
- .cpu_name = "TI UltraSparc IV+ (Panther)",
- .fp_name = "UltraSparc IV+ integrated FPU",
- },
- {
- .manuf = 0x3e,
- .impl = 0x22,
- .cpu_name = "TI UltraSparc IIIi+ (Serrano)",
- .fp_name = "UltraSparc IIIi+ integrated FPU",
- },
-};
-
-#define NSPARCCHIPS ARRAY_SIZE(linux_sparc_chips)
-
-const char *sparc_cpu_type;
-const char *sparc_fpu_type;
-
-static void __init sun4v_cpu_probe(void)
-{
- switch (sun4v_chip_type) {
- case SUN4V_CHIP_NIAGARA1:
- sparc_cpu_type = "UltraSparc T1 (Niagara)";
- sparc_fpu_type = "UltraSparc T1 integrated FPU";
- break;
-
- case SUN4V_CHIP_NIAGARA2:
- sparc_cpu_type = "UltraSparc T2 (Niagara2)";
- sparc_fpu_type = "UltraSparc T2 integrated FPU";
- break;
-
- default:
- printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n",
- prom_cpu_compatible);
- sparc_cpu_type = "Unknown SUN4V CPU";
- sparc_fpu_type = "Unknown SUN4V FPU";
- break;
- }
-}
-
-static const struct cpu_chip_info * __init find_cpu_chip(unsigned short manuf,
- unsigned short impl)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(cpu_chips); i++) {
- const struct cpu_chip_info *p = &cpu_chips[i];
-
- if (p->manuf == manuf && p->impl == impl)
- return p;
- }
- return NULL;
-}
-
-static int __init cpu_type_probe(void)
-{
- if (tlb_type == hypervisor) {
- sun4v_cpu_probe();
- } else {
- unsigned long ver, manuf, impl;
- const struct cpu_chip_info *p;
-
- __asm__ __volatile__("rdpr %%ver, %0" : "=r" (ver));
-
- manuf = ((ver >> 48) & 0xffff);
- impl = ((ver >> 32) & 0xffff);
-
- p = find_cpu_chip(manuf, impl);
- if (p) {
- sparc_cpu_type = p->cpu_name;
- sparc_fpu_type = p->fp_name;
- } else {
- printk(KERN_ERR "CPU: Unknown chip, manuf[%lx] impl[%lx]\n",
- manuf, impl);
- sparc_cpu_type = "Unknown CPU";
- sparc_fpu_type = "Unknown FPU";
- }
- }
- return 0;
-}
-
-arch_initcall(cpu_type_probe);
projects / GitHub / MotorolaMobilityLLC / kernel-slsi.git / commitdiff