aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sparc/include
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 10:48:23 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 10:48:23 -0500
commitee1262dbc65ce0b6234a915d8432171e8d77f518 (patch)
tree3a4003800d170de691b2e6a9c93c0ca6795678bf /arch/sparc/include
parenta421018e8c10e5593a1fee076af72a66c3fe8ca3 (diff)
parent7f5620a5fcd658f219e85831d3691908f1eccbde (diff)
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 00000000000..9b2bc6b6ed0
--- /dev/null
+++ b/arch/sparc/include/asm/btext.h
@@ -0,0 +1,6 @@
1#ifndef _SPARC_BTEXT_H
2#define _SPARC_BTEXT_H
3
4extern int btext_find_display(void);
5
6#endif /* _SPARC_BTEXT_H */
diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h
index 28a42b73f64..3ea5964c43b 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)
148 return retval; 148 return retval;
149} 149}
150 150
151extern inline void leon_srmmu_disabletlb(void) 151static inline void leon_srmmu_disabletlb(void)
152{ 152{
153 unsigned int retval; 153 unsigned int retval;
154 __asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0), 154 __asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0),
@@ -158,7 +158,7 @@ extern inline void leon_srmmu_disabletlb(void)
158 "i"(ASI_LEON_MMUREGS) : "memory"); 158 "i"(ASI_LEON_MMUREGS) : "memory");
159} 159}
160 160
161extern inline void leon_srmmu_enabletlb(void) 161static inline void leon_srmmu_enabletlb(void)
162{ 162{
163 unsigned int retval; 163 unsigned int retval;
164 __asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0), 164 __asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0),
@@ -190,7 +190,7 @@ extern void leon_init_IRQ(void);
190 190
191extern unsigned long last_valid_pfn; 191extern unsigned long last_valid_pfn;
192 192
193extern inline unsigned long sparc_leon3_get_dcachecfg(void) 193static inline unsigned long sparc_leon3_get_dcachecfg(void)
194{ 194{
195 unsigned int retval; 195 unsigned int retval;
196 __asm__ __volatile__("lda [%1] %2, %0\n\t" : 196 __asm__ __volatile__("lda [%1] %2, %0\n\t" :
@@ -201,7 +201,7 @@ extern inline unsigned long sparc_leon3_get_dcachecfg(void)
201} 201}
202 202
203/* enable snooping */ 203/* enable snooping */
204extern inline void sparc_leon3_enable_snooping(void) 204static inline void sparc_leon3_enable_snooping(void)
205{ 205{
206 __asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t" 206 __asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t"
207 "set 0x800000, %%l2\n\t" 207 "set 0x800000, %%l2\n\t"
@@ -209,7 +209,14 @@ extern inline void sparc_leon3_enable_snooping(void)
209 "sta %%l2, [%%g0] 2\n\t" : : : "l1", "l2"); 209 "sta %%l2, [%%g0] 2\n\t" : : : "l1", "l2");
210}; 210};
211 211
212extern inline void sparc_leon3_disable_cache(void) 212static inline int sparc_leon3_snooping_enabled(void)
213{
214 u32 cctrl;
215 __asm__ __volatile__("lda [%%g0] 2, %0\n\t" : "=r"(cctrl));
216 return (cctrl >> 23) & 1;
217};
218
219static inline void sparc_leon3_disable_cache(void)
213{ 220{
214 __asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t" 221 __asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t"
215 "set 0x00000f, %%l2\n\t" 222 "set 0x00000f, %%l2\n\t"
@@ -340,6 +347,30 @@ extern int leon_flush_needed(void);
340extern void leon_switch_mm(void); 347extern void leon_switch_mm(void);
341extern int srmmu_swprobe_trace; 348extern int srmmu_swprobe_trace;
342 349
350#ifdef CONFIG_SMP
351extern int leon_smp_nrcpus(void);
352extern void leon_clear_profile_irq(int cpu);
353extern void leon_smp_done(void);
354extern void leon_boot_cpus(void);
355extern int leon_boot_one_cpu(int i);
356void leon_init_smp(void);
357extern void cpu_probe(void);
358extern void cpu_idle(void);
359extern void init_IRQ(void);
360extern void cpu_panic(void);
361extern int __leon_processor_id(void);
362void leon_enable_irq_cpu(unsigned int irq_nr, unsigned int cpu);
363
364extern unsigned int real_irq_entry[], smpleon_ticker[];
365extern unsigned int patchme_maybe_smp_msg[];
366extern unsigned long trapbase_cpu1[];
367extern unsigned long trapbase_cpu2[];
368extern unsigned long trapbase_cpu3[];
369extern unsigned int t_nmi[], linux_trap_ipi15_leon[];
370extern unsigned int linux_trap_ipi15_sun4m[];
371
372#endif /* CONFIG_SMP */
373
343#endif /* __KERNEL__ */ 374#endif /* __KERNEL__ */
344 375
345#endif /* __ASSEMBLY__ */ 376#endif /* __ASSEMBLY__ */
@@ -356,6 +387,10 @@ extern int srmmu_swprobe_trace;
356#define leon_switch_mm() do {} while (0) 387#define leon_switch_mm() do {} while (0)
357#define leon_init_IRQ() do {} while (0) 388#define leon_init_IRQ() do {} while (0)
358#define init_leon() do {} while (0) 389#define init_leon() do {} while (0)
390#define leon_smp_done() do {} while (0)
391#define leon_boot_cpus() do {} while (0)
392#define leon_boot_one_cpu(i) 1
393#define leon_init_smp() do {} while (0)
359 394
360#endif /* !defined(CONFIG_SPARC_LEON) */ 395#endif /* !defined(CONFIG_SPARC_LEON) */
361 396
diff --git a/arch/sparc/include/asm/rwsem.h b/arch/sparc/include/asm/rwsem.h
index 1dc129ac2fe..6e5621006f8 100644
--- a/arch/sparc/include/asm/rwsem.h
+++ b/arch/sparc/include/asm/rwsem.h
@@ -35,8 +35,8 @@ struct rw_semaphore {
35#endif 35#endif
36 36
37#define __RWSEM_INITIALIZER(name) \ 37#define __RWSEM_INITIALIZER(name) \
38{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, LIST_HEAD_INIT((name).wait_list) \ 38{ RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED((name).wait_lock), \
39 __RWSEM_DEP_MAP_INIT(name) } 39 LIST_HEAD_INIT((name).wait_list) __RWSEM_DEP_MAP_INIT(name) }
40 40
41#define DECLARE_RWSEM(name) \ 41#define DECLARE_RWSEM(name) \
42 struct rw_semaphore name = __RWSEM_INITIALIZER(name) 42 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 58101dc7049..841905c1021 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)
106 return cpuid; 106 return cpuid;
107} 107}
108 108
109extern inline int hard_smpleon_processor_id(void)
110{
111 int cpuid;
112 __asm__ __volatile__("rd %%asr17,%0\n\t"
113 "srl %0,28,%0" :
114 "=&r" (cpuid) : );
115 return cpuid;
116}
117
109#ifndef MODULE 118#ifndef MODULE
110static inline int hard_smp_processor_id(void) 119static inline int hard_smp_processor_id(void)
111{ 120{