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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 16:48:23 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 16:48:23 +0100
commitee1262dbc65ce0b6234a915d8432171e8d77f518 (patch)
tree3a4003800d170de691b2e6a9c93c0ca6795678bf /arch/sparc/include
parentMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiw... (diff)
parentsparc: Set UTS_MACHINE correctly. (diff)
downloadlinux-ee1262dbc65ce0b6234a915d8432171e8d77f518.tar.xz
linux-ee1262dbc65ce0b6234a915d8432171e8d77f518.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6: sparc: Set UTS_MACHINE correctly. sparc,leon: init_leon srmmu cleanup sparc32: Remove early interrupt enable. sparc, leon: Added Aeroflex Gaisler entry in manufacturer_info structure sparc64: Faster early-boot framebuffer console. Revert "sparc: Make atomic locks raw" sparc: remove unused nfsd #includes sparc: Fixup last users of irq_chip->typename Added sparc_leon3_snooping_enabled() and converted extern inline to static inline No auxio on LEON apbuart: Use of_find_node_by_path to find root node. sparc: Replace old style lock initializer sparc: Make atomic locks raw apbuart: Fix build and missing driver unregister. apbuart: Kill dependency on deprecated Sparc-only PROM interfaces. apbuart: Fix build warning. sparc: Support for GRLIB APBUART serial port watchdog: Remove BKL from rio watchdog driver sparc: Remove BKL from apc sparc,leon: Sparc-Leon SMP support
Diffstat (limited to 'arch/sparc/include')
-rw-r--r--arch/sparc/include/asm/btext.h6
-rw-r--r--arch/sparc/include/asm/leon.h45
-rw-r--r--arch/sparc/include/asm/rwsem.h4
-rw-r--r--arch/sparc/include/asm/smp_32.h9
4 files changed, 57 insertions, 7 deletions
diff --git a/arch/sparc/include/asm/btext.h b/arch/sparc/include/asm/btext.h
new file mode 100644
index 000000000000..9b2bc6b6ed0a
--- /dev/null
+++ b/arch/sparc/include/asm/btext.h
@@ -0,0 +1,6 @@
+#ifndef _SPARC_BTEXT_H
+#define _SPARC_BTEXT_H
+
+extern int btext_find_display(void);
+
+#endif /* _SPARC_BTEXT_H */
diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h
index 28a42b73f64f..3ea5964c43b4 100644
--- a/arch/sparc/include/asm/leon.h
+++ b/arch/sparc/include/asm/leon.h
@@ -148,7 +148,7 @@ static inline unsigned long leon_load_reg(unsigned long paddr)
return retval;
}
-extern inline void leon_srmmu_disabletlb(void)
+static inline void leon_srmmu_disabletlb(void)
{
unsigned int retval;
__asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0),
@@ -158,7 +158,7 @@ extern inline void leon_srmmu_disabletlb(void)
"i"(ASI_LEON_MMUREGS) : "memory");
}
-extern inline void leon_srmmu_enabletlb(void)
+static inline void leon_srmmu_enabletlb(void)
{
unsigned int retval;
__asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0),
@@ -190,7 +190,7 @@ extern void leon_init_IRQ(void);
extern unsigned long last_valid_pfn;
-extern inline unsigned long sparc_leon3_get_dcachecfg(void)
+static inline unsigned long sparc_leon3_get_dcachecfg(void)
{
unsigned int retval;
__asm__ __volatile__("lda [%1] %2, %0\n\t" :
@@ -201,7 +201,7 @@ extern inline unsigned long sparc_leon3_get_dcachecfg(void)
}
/* enable snooping */
-extern inline void sparc_leon3_enable_snooping(void)
+static inline void sparc_leon3_enable_snooping(void)
{
__asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t"
"set 0x800000, %%l2\n\t"
@@ -209,7 +209,14 @@ extern inline void sparc_leon3_enable_snooping(void)
"sta %%l2, [%%g0] 2\n\t" : : : "l1", "l2");
};
-extern inline void sparc_leon3_disable_cache(void)
+static inline int sparc_leon3_snooping_enabled(void)
+{
+ u32 cctrl;
+ __asm__ __volatile__("lda [%%g0] 2, %0\n\t" : "=r"(cctrl));
+ return (cctrl >> 23) & 1;
+};
+
+static inline void sparc_leon3_disable_cache(void)
{
__asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t"
"set 0x00000f, %%l2\n\t"
@@ -340,6 +347,30 @@ extern int leon_flush_needed(void);
extern void leon_switch_mm(void);
extern int srmmu_swprobe_trace;
+#ifdef CONFIG_SMP
+extern int leon_smp_nrcpus(void);
+extern void leon_clear_profile_irq(int cpu);
+extern void leon_smp_done(void);
+extern void leon_boot_cpus(void);
+extern int leon_boot_one_cpu(int i);
+void leon_init_smp(void);
+extern void cpu_probe(void);
+extern void cpu_idle(void);
+extern void init_IRQ(void);
+extern void cpu_panic(void);
+extern int __leon_processor_id(void);
+void leon_enable_irq_cpu(unsigned int irq_nr, unsigned int cpu);
+
+extern unsigned int real_irq_entry[], smpleon_ticker[];
+extern unsigned int patchme_maybe_smp_msg[];
+extern unsigned long trapbase_cpu1[];
+extern unsigned long trapbase_cpu2[];
+extern unsigned long trapbase_cpu3[];
+extern unsigned int t_nmi[], linux_trap_ipi15_leon[];
+extern unsigned int linux_trap_ipi15_sun4m[];
+
+#endif /* CONFIG_SMP */
+
#endif /* __KERNEL__ */
#endif /* __ASSEMBLY__ */
@@ -356,6 +387,10 @@ extern int srmmu_swprobe_trace;
#define leon_switch_mm() do {} while (0)
#define leon_init_IRQ() do {} while (0)
#define init_leon() do {} while (0)
+#define leon_smp_done() do {} while (0)
+#define leon_boot_cpus() do {} while (0)
+#define leon_boot_one_cpu(i) 1
+#define leon_init_smp() do {} while (0)
#endif /* !defined(CONFIG_SPARC_LEON) */
diff --git a/arch/sparc/include/asm/rwsem.h b/arch/sparc/include/asm/rwsem.h
index 1dc129ac2feb..6e5621006f85 100644
--- a/arch/sparc/include/asm/rwsem.h
+++ b/arch/sparc/include/asm/rwsem.h
@@ -35,8 +35,8 @@ struct rw_semaphore {
#endif
#define __RWSEM_INITIALIZER(name) \
-{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, LIST_HEAD_INIT((name).wait_list) \
- __RWSEM_DEP_MAP_INIT(name) }
+{ RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED((name).wait_lock), \
+ LIST_HEAD_INIT((name).wait_list) __RWSEM_DEP_MAP_INIT(name) }
#define DECLARE_RWSEM(name) \
struct rw_semaphore name = __RWSEM_INITIALIZER(name)
diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h
index 58101dc70493..841905c10215 100644
--- a/arch/sparc/include/asm/smp_32.h
+++ b/arch/sparc/include/asm/smp_32.h
@@ -106,6 +106,15 @@ static inline int hard_smp4d_processor_id(void)
return cpuid;
}
+extern inline int hard_smpleon_processor_id(void)
+{
+ int cpuid;
+ __asm__ __volatile__("rd %%asr17,%0\n\t"
+ "srl %0,28,%0" :
+ "=&r" (cpuid) : );
+ return cpuid;
+}
+
#ifndef MODULE
static inline int hard_smp_processor_id(void)
{