sparc32: add irq + smp declarations to headers
In preparation for cleaning up a number of files add
declarations for irq and smp related data/functions to
the relevant headers.
This showed that the extern declaration of cputypval differed
in the two files where it was used.
As cputypval is defined like this:
cputypval:
.asciz "sun4c"
the correct representation is a char array.
Fix users to use the new declaration.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/include/asm/mmu_32.h b/arch/sparc/include/asm/mmu_32.h
index ccd36d2..6f056e5 100644
--- a/arch/sparc/include/asm/mmu_32.h
+++ b/arch/sparc/include/asm/mmu_32.h
@@ -4,4 +4,7 @@
/* Default "unsigned long" context */
typedef unsigned long mm_context_t;
+/* mm/srmmu.c */
+extern ctxd_t *srmmu_ctx_table_phys;
+
#endif
diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h
index 841905c..d82d7f4 100644
--- a/arch/sparc/include/asm/smp_32.h
+++ b/arch/sparc/include/asm/smp_32.h
@@ -29,10 +29,16 @@
*/
extern unsigned char boot_cpu_id;
+extern volatile unsigned long cpu_callin_map[NR_CPUS];
+extern cpumask_t smp_commenced_mask;
+extern struct linux_prom_registers smp_penguin_ctable;
typedef void (*smpfunc_t)(unsigned long, unsigned long, unsigned long,
unsigned long, unsigned long);
+void cpu_panic(void);
+extern void smp4m_irq_rotate(int cpu);
+
/*
* General functions that each host system must provide.
*/
diff --git a/arch/sparc/kernel/irq_32.c b/arch/sparc/kernel/irq_32.c
index 07c3e39..85db35d 100644
--- a/arch/sparc/kernel/irq_32.c
+++ b/arch/sparc/kernel/irq_32.c
@@ -130,9 +130,9 @@
static void irq_panic(void)
{
- extern char *cputypval;
- prom_printf("machine: %s doesn't have irq handlers defined!\n",cputypval);
- prom_halt();
+ prom_printf("machine: %s doesn't have irq handlers defined!\n",
+ &cputypval[0]);
+ prom_halt();
}
void (*sparc_init_timers)(irq_handler_t ) =
diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
index 15d8a3f..7eb7363 100644
--- a/arch/sparc/kernel/kernel.h
+++ b/arch/sparc/kernel/kernel.h
@@ -26,6 +26,53 @@
extern spinlock_t irq_action_lock;
extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
+extern void init_IRQ(void);
+
+/* sun4c_irq.c */
+extern void sun4c_init_IRQ(void);
+
+/* sun4m_irq.c */
+extern unsigned int lvl14_resolution;
+
+extern void sun4m_init_IRQ(void);
+extern void sun4m_clear_profile_irq(int cpu);
+
+/* sun4d_irq.c */
+extern spinlock_t sun4d_imsk_lock;
+
+extern void sun4d_init_IRQ(void);
+extern int sun4d_request_irq(unsigned int irq,
+ irq_handler_t handler,
+ unsigned long irqflags,
+ const char *devname, void *dev_id);
+extern int show_sun4d_interrupts(struct seq_file *, void *);
+extern void sun4d_distribute_irqs(void);
+extern void sun4d_free_irq(unsigned int irq, void *dev_id);
+
+/* head_32.S */
+extern unsigned int t_nmi[];
+extern unsigned int linux_trap_ipi15_sun4d[];
+extern unsigned int linux_trap_ipi15_sun4m[];
+
+extern unsigned long trapbase_cpu1[];
+extern unsigned long trapbase_cpu2[];
+extern unsigned long trapbase_cpu3[];
+
+extern char cputypval[];
+
+/* entry.S */
+extern unsigned long lvl14_save[4];
+extern unsigned int real_irq_entry[];
+extern unsigned int smp4d_ticker[];
+extern unsigned int patchme_maybe_smp_msg[];
+
+extern void floppy_hardint(void);
+
+/* trampoline_32.S */
+extern int __smp4m_processor_id(void);
+extern int __smp4d_processor_id(void);
+extern unsigned long sun4m_cpu_startup;
+extern unsigned long sun4d_cpu_startup;
#else /* CONFIG_SPARC32 */
#endif /* CONFIG_SPARC32 */
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index 648f216..7b8b76c 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -184,7 +184,6 @@
*/
extern void sun4c_probe_vac(void);
-extern char cputypval;
extern unsigned short root_flags;
extern unsigned short root_dev;
@@ -218,21 +217,21 @@
/* Set sparc_cpu_model */
sparc_cpu_model = sun_unknown;
- if (!strcmp(&cputypval,"sun4 "))
+ if (!strcmp(&cputypval[0], "sun4 "))
sparc_cpu_model = sun4;
- if (!strcmp(&cputypval,"sun4c"))
+ if (!strcmp(&cputypval[0], "sun4c"))
sparc_cpu_model = sun4c;
- if (!strcmp(&cputypval,"sun4m"))
+ if (!strcmp(&cputypval[0], "sun4m"))
sparc_cpu_model = sun4m;
- if (!strcmp(&cputypval,"sun4s"))
+ if (!strcmp(&cputypval[0], "sun4s"))
sparc_cpu_model = sun4m; /* CP-1200 with PROM 2.30 -E */
- if (!strcmp(&cputypval,"sun4d"))
+ if (!strcmp(&cputypval[0], "sun4d"))
sparc_cpu_model = sun4d;
- if (!strcmp(&cputypval,"sun4e"))
+ if (!strcmp(&cputypval[0], "sun4e"))
sparc_cpu_model = sun4e;
- if (!strcmp(&cputypval,"sun4u"))
+ if (!strcmp(&cputypval[0], "sun4u"))
sparc_cpu_model = sun4u;
- if (!strncmp(&cputypval, "leon" , 4))
+ if (!strncmp(&cputypval[0], "leon" , 4))
sparc_cpu_model = sparc_leon;
printk("ARCH: ");
@@ -335,7 +334,7 @@
prom_rev,
romvec->pv_printrev >> 16,
romvec->pv_printrev & 0xffff,
- &cputypval,
+ &cputypval[0],
ncpus_probed,
num_online_cpus()
#ifndef CONFIG_SMP