diff options
Diffstat (limited to 'cpu/mpc86xx/interrupts.c')
| -rw-r--r-- | cpu/mpc86xx/interrupts.c | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/cpu/mpc86xx/interrupts.c b/cpu/mpc86xx/interrupts.c index b5cd439..a8bcb98 100644 --- a/cpu/mpc86xx/interrupts.c +++ b/cpu/mpc86xx/interrupts.c @@ -9,7 +9,7 @@ * Xianghua Xiao (X.Xiao@motorola.com) * * (C) Copyright 2004 Freescale Semiconductor. (MPC86xx Port) - * Jeff Brown (Jeffrey@freescale.com) + * Jeff Brown * Srikanth Srinivasan (srikanth.srinivasan@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -37,11 +37,10 @@ #include <asm/processor.h> #include <ppc_asm.tmpl> -unsigned long decrementer_count; /* count value for 1e6/HZ microseconds */ - - +unsigned long decrementer_count; /* count value for 1e6/HZ microseconds */ unsigned long timestamp; + static __inline__ unsigned long get_msr (void) { unsigned long msr; @@ -75,7 +74,7 @@ static __inline__ void set_dec (unsigned long val) /* interrupt is not supported yet */ int interrupt_init_cpu (unsigned *decrementer_count) { - return 0; + return 0; } @@ -89,14 +88,14 @@ int interrupt_init (void) if (ret) return ret; - decrementer_count = get_tbclk()/CFG_HZ; - debug("interrupt init: tbclk() = %d MHz, decrementer_count = %d\n", (get_tbclk()/1000000), decrementer_count); + decrementer_count = get_tbclk()/CFG_HZ; + debug("interrupt init: tbclk() = %d MHz, decrementer_count = %d\n", (get_tbclk()/1000000), decrementer_count); - set_dec (decrementer_count); + set_dec (decrementer_count); set_msr (get_msr () | MSR_EE); - debug("MSR = 0x%08lx, Decrementer reg = 0x%08lx\n", get_msr(), get_dec()); + debug("MSR = 0x%08lx, Decrementer reg = 0x%08lx\n", get_msr(), get_dec()); return 0; } @@ -119,7 +118,7 @@ int disable_interrupts (void) void increment_timestamp(void) { - timestamp++; + timestamp++; } /* @@ -136,15 +135,15 @@ timer_interrupt_cpu (struct pt_regs *regs) void timer_interrupt (struct pt_regs *regs) { - /* call cpu specific function from $(CPU)/interrupts.c */ - timer_interrupt_cpu (regs); + /* call cpu specific function from $(CPU)/interrupts.c */ + timer_interrupt_cpu (regs); - timestamp++; + timestamp++; - ppcDcbf(×tamp); + ppcDcbf(×tamp); - /* Restore Decrementer Count */ - set_dec (decrementer_count); + /* Restore Decrementer Count */ + set_dec (decrementer_count); #if defined(CONFIG_WATCHDOG) || defined (CONFIG_HW_WATCHDOG) if ((timestamp % (CFG_WATCHDOG_FREQ)) == 0) @@ -164,17 +163,17 @@ void timer_interrupt (struct pt_regs *regs) void reset_timer (void) { - timestamp = 0; + timestamp = 0; } ulong get_timer (ulong base) { - return timestamp - base; + return timestamp - base; } void set_timer (ulong t) { - timestamp = t; + timestamp = t; } /* @@ -192,11 +191,8 @@ irq_free_handler(int vec) } - -/******************************************************************************* - * +/* * irqinfo - print information about PCI devices,not implemented. - * */ int do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |