Commit bbdc2661 authored by Sam Ravnborg's avatar Sam Ravnborg Committed by David S. Miller
Browse files

sparc32: introduce sparc_irq_config



sparc_irq_config is used to hold the platform specific irq setup.
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a2a211cb
#include <asm/btfixup.h>
/*
* Platform specific irq configuration
* The individual platforms assign their platform
* specifics in their init functions.
*/
struct sparc_irq_config {
void (*init_timers)(irq_handler_t);
};
extern struct sparc_irq_config sparc_irq_config;
/* Dave Redman (djhr@tadpole.co.uk)
* changed these to function pointers.. it saves cycles and will allow
* the irq dependencies to be split into different files at a later date
......@@ -45,12 +56,6 @@ static inline void load_profile_irq(int cpu, int limit)
BTFIXUP_CALL(load_profile_irq)(cpu, limit);
}
extern void (*sparc_init_timers)(irq_handler_t lvl10_irq);
extern void claim_ticker14(irq_handler_t irq_handler,
int irq,
unsigned int timeout);
#ifdef CONFIG_SMP
BTFIXUPDEF_CALL(void, set_cpu_int, int, int)
BTFIXUPDEF_CALL(void, clear_cpu_int, int, int)
......
......@@ -29,6 +29,9 @@
#define SMP_NOP3
#endif /* SMP */
/* platform specific irq setup */
struct sparc_irq_config sparc_irq_config;
unsigned long arch_local_irq_save(void)
{
unsigned long retval;
......@@ -100,14 +103,7 @@ EXPORT_SYMBOL(arch_local_irq_restore);
*
*/
static void irq_panic(void)
{
prom_printf("machine: %s doesn't have irq handlers defined!\n",
&cputypval[0]);
prom_halt();
}
void (*sparc_init_timers)(irq_handler_t) = (void (*)(irq_handler_t))irq_panic;
/*
* Dave Redman (djhr@tadpole.co.uk)
......
......@@ -347,7 +347,7 @@ void leon_enable_irq_cpu(unsigned int irq_nr, unsigned int cpu)
void __init leon_init_IRQ(void)
{
sparc_init_timers = leon_init_timers;
sparc_irq_config.init_timers = leon_init_timers;
BTFIXUPSET_CALL(enable_irq, leon_enable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(disable_irq, leon_disable_irq, BTFIXUPCALL_NORM);
......
......@@ -221,7 +221,9 @@ void __init sun4c_init_IRQ(void)
BTFIXUPSET_CALL(disable_pil_irq, sun4c_disable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(clear_clock_irq, sun4c_clear_clock_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(load_profile_irq, sun4c_load_profile_irq, BTFIXUPCALL_NOP);
sparc_init_timers = sun4c_init_timers;
sparc_irq_config.init_timers = sun4c_init_timers;
#ifdef CONFIG_SMP
BTFIXUPSET_CALL(set_cpu_int, sun4c_nop, BTFIXUPCALL_NOP);
BTFIXUPSET_CALL(clear_cpu_int, sun4c_nop, BTFIXUPCALL_NOP);
......
......@@ -557,7 +557,9 @@ void __init sun4d_init_IRQ(void)
BTFIXUPSET_CALL(disable_irq, sun4d_disable_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(clear_clock_irq, sun4d_clear_clock_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(load_profile_irq, sun4d_load_profile_irq, BTFIXUPCALL_NORM);
sparc_init_timers = sun4d_init_timers;
sparc_irq_config.init_timers = sun4d_init_timers;
#ifdef CONFIG_SMP
BTFIXUPSET_CALL(set_cpu_int, sun4d_set_cpu_int, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(clear_cpu_int, sun4d_clear_ipi, BTFIXUPCALL_NOP);
......
......@@ -470,7 +470,9 @@ void __init sun4m_init_IRQ(void)
BTFIXUPSET_CALL(disable_pil_irq, sun4m_disable_pil_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(clear_clock_irq, sun4m_clear_clock_irq, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(load_profile_irq, sun4m_load_profile_irq, BTFIXUPCALL_NORM);
sparc_init_timers = sun4m_init_timers;
sparc_irq_config.init_timers = sun4m_init_timers;
#ifdef CONFIG_SMP
BTFIXUPSET_CALL(set_cpu_int, sun4m_send_ipi, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(clear_cpu_int, sun4m_clear_ipi, BTFIXUPCALL_NORM);
......
......@@ -219,7 +219,7 @@ static void __init sbus_time_init(void)
btfixup();
sparc_init_timers(timer_interrupt);
sparc_irq_config.init_timers(timer_interrupt);
}
void __init time_init(void)
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment