diff options
Diffstat (limited to 'arch/ppc/lib')
| -rw-r--r-- | arch/ppc/lib/Makefile | 1 | ||||
| -rw-r--r-- | arch/ppc/lib/board.c | 9 | ||||
| -rw-r--r-- | arch/ppc/lib/interrupts.c | 133 | ||||
| -rw-r--r-- | arch/ppc/lib/ppclinux.c | 3 |
4 files changed, 1 insertions, 145 deletions
diff --git a/arch/ppc/lib/Makefile b/arch/ppc/lib/Makefile index c35fd08d49..b611ddf7ea 100644 --- a/arch/ppc/lib/Makefile +++ b/arch/ppc/lib/Makefile @@ -1,7 +1,6 @@ obj-y += bat_rw.o obj-y += board.o obj-y += extable.o -obj-$(CONFIG_USE_IRQ) += interrupts.o obj-y += kgdb.o obj-y += ppcstring.o obj-y += ticks.o diff --git a/arch/ppc/lib/board.c b/arch/ppc/lib/board.c index 82ba458fcc..0e839eb053 100644 --- a/arch/ppc/lib/board.c +++ b/arch/ppc/lib/board.c @@ -56,20 +56,13 @@ void board_init_r (ulong end_of_ram) debug("malloc_end: 0x%08x\n", malloc_end); debug("TEXT_BASE after relocation: 0x%08x\n", _text_base); - mem_malloc_init((void *)(malloc_end - MALLOC_SIZE), (void *)malloc_end); + mem_malloc_init((void *)(malloc_end - MALLOC_SIZE), (void *)(malloc_end - 1)); /* * Setup trap handlers */ trap_init (0); - /* - * Enable Interrupts - */ -#ifdef CONFIG_USE_IRQ - interrupt_init (); -#endif - /* Initialization complete - start the monitor */ start_barebox(); diff --git a/arch/ppc/lib/interrupts.c b/arch/ppc/lib/interrupts.c deleted file mode 100644 index 72ddf36459..0000000000 --- a/arch/ppc/lib/interrupts.c +++ /dev/null @@ -1,133 +0,0 @@ -/* - * (C) Copyright 2000-2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2003 - * Gleb Natapov <gnatapov@mrv.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/processor.h> -#include <watchdog.h> -#ifdef CONFIG_STATUS_LED -#include <status_led.h> -#endif - -#ifdef CONFIG_SHOW_ACTIVITY - extern void board_show_activity (ulong); -#endif /* CONFIG_SHOW_ACTIVITY */ - -#ifndef CFG_WATCHDOG_FREQ -#define CFG_WATCHDOG_FREQ (CFG_HZ / 2) -#endif - -extern int interrupt_init_cpu (unsigned *); -extern void timer_interrupt_cpu (struct pt_regs *); - -static unsigned decrementer_count; /* count value for 1e6/HZ microseconds */ - -static __inline__ unsigned long get_msr (void) -{ - unsigned long msr; - - asm volatile ("mfmsr %0":"=r" (msr):); - - return msr; -} - -static __inline__ void set_msr (unsigned long msr) -{ - asm volatile ("mtmsr %0"::"r" (msr)); -} - -static __inline__ unsigned long get_dec (void) -{ - unsigned long val; - - asm volatile ("mfdec %0":"=r" (val):); - - return val; -} - - -static __inline__ void set_dec (unsigned long val) -{ - if (val) - asm volatile ("mtdec %0"::"r" (val)); -} - - -void enable_interrupts (void) -{ - set_msr (get_msr () | MSR_EE); -} - -/* returns flag if MSR_EE was set before */ -int disable_interrupts (void) -{ - ulong msr = get_msr (); - - set_msr (msr & ~MSR_EE); - return ((msr & MSR_EE) != 0); -} - -int interrupt_init (void) -{ - int ret; - - /* call cpu specific function from $(CPU)/interrupts.c */ - ret = interrupt_init_cpu (&decrementer_count); - - if (ret) - return ret; - - set_dec (decrementer_count); - - set_msr (get_msr () | MSR_EE); - - return (0); -} - -static volatile ulong timestamp = 0; - -void timer_interrupt (struct pt_regs *regs) -{ - /* call cpu specific function from $(CPU)/interrupts.c */ - timer_interrupt_cpu (regs); - - /* Restore Decrementer Count */ - set_dec (decrementer_count); - - timestamp++; - -#if defined(CONFIG_WATCHDOG) || defined (CONFIG_HW_WATCHDOG) - if ((timestamp % (CFG_WATCHDOG_FREQ)) == 0) - WATCHDOG_RESET (); -#endif /* CONFIG_WATCHDOG || CONFIG_HW_WATCHDOG */ - -#ifdef CONFIG_STATUS_LED - status_led_tick (timestamp); -#endif /* CONFIG_STATUS_LED */ - -#ifdef CONFIG_SHOW_ACTIVITY - board_show_activity (timestamp); -#endif /* CONFIG_SHOW_ACTIVITY */ -} diff --git a/arch/ppc/lib/ppclinux.c b/arch/ppc/lib/ppclinux.c index 531c215817..471b3037fe 100644 --- a/arch/ppc/lib/ppclinux.c +++ b/arch/ppc/lib/ppclinux.c @@ -200,9 +200,6 @@ static int do_bootm_linux(struct image_data *idata) kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong))image_get_ep(os_header); /* FIXME */ - if (relocate_image(idata->os, (void *)image_get_load(os_header))) - return -1; - #if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500) unlock_ram_in_cache(); #endif |