diff options
Diffstat (limited to 'arch/powerpc/lib')
| -rw-r--r-- | arch/powerpc/lib/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/lib/bootcount.c | 97 | ||||
| -rw-r--r-- | arch/powerpc/lib/ticks.S | 7 |
3 files changed, 5 insertions, 100 deletions
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile index cdd62a206..965f9ea4a 100644 --- a/arch/powerpc/lib/Makefile +++ b/arch/powerpc/lib/Makefile @@ -46,7 +46,6 @@ SOBJS-y += reloc.o COBJS-$(CONFIG_BAT_RW) += bat_rw.o COBJS-y += board.o COBJS-y += bootm.o -COBJS-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o COBJS-y += cache.o COBJS-y += extable.o COBJS-y += interrupts.o diff --git a/arch/powerpc/lib/bootcount.c b/arch/powerpc/lib/bootcount.c deleted file mode 100644 index f9ce539ec..000000000 --- a/arch/powerpc/lib/bootcount.c +++ /dev/null @@ -1,97 +0,0 @@ -/* - * (C) Copyright 2010 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * 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/io.h> - -/* - * Only override CONFIG_SYS_BOOTCOUNT_ADDR if not already defined. This - * way, some boards can define it directly in their config header. - */ -#if !defined(CONFIG_SYS_BOOTCOUNT_ADDR) - -#if defined(CONFIG_MPC5xxx) -#define CONFIG_SYS_BOOTCOUNT_ADDR (MPC5XXX_CDM_BRDCRMB) -#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD -#endif /* defined(CONFIG_MPC5xxx) */ - -#if defined(CONFIG_MPC512X) -#define CONFIG_SYS_BOOTCOUNT_ADDR (&((immap_t *)CONFIG_SYS_IMMR)->clk.bcr) -#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD -#endif /* defined(CONFIG_MPC512X) */ - -#if defined(CONFIG_8xx) -#define CONFIG_SYS_BOOTCOUNT_ADDR (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + \ - CPM_BOOTCOUNT_ADDR) -#endif /* defined(CONFIG_8xx) */ - -#if defined(CONFIG_MPC8260) -#include <asm/cpm_8260.h> - -#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + CPM_BOOTCOUNT_ADDR) -#endif /* defined(CONFIG_MPC8260) */ - -#if defined(CONFIG_QE) -#include <asm/immap_qe.h> - -#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_IMMR + 0x110000 + \ - QE_MURAM_SIZE - 2 * sizeof(u32)) -#endif /* defined(CONFIG_MPC8360) */ - -#if defined(CONFIG_4xx) -#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_OCM_DATA_ADDR + \ - CONFIG_SYS_BOOTCOUNT_ADDR) -#endif /* defined(CONFIG_4xx) */ - -#endif /* !defined(CONFIG_SYS_BOOTCOUNT_ADDR) */ - -void bootcount_store(ulong a) -{ - void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR; - -#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD) - out_be32(reg, (BOOTCOUNT_MAGIC & 0xffff0000) | a); -#else - out_be32(reg, a); - out_be32(reg + 4, BOOTCOUNT_MAGIC); -#endif -} - -ulong bootcount_load(void) -{ - void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR; - -#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD) - u32 tmp = in_be32(reg); - - if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000)) - return 0; - else - return (tmp & 0x0000ffff); -#else - if (in_be32(reg + 4) != BOOTCOUNT_MAGIC) - return 0; - else - return in_be32(reg); -#endif -} diff --git a/arch/powerpc/lib/ticks.S b/arch/powerpc/lib/ticks.S index b8d25b7f4..17810395b 100644 --- a/arch/powerpc/lib/ticks.S +++ b/arch/powerpc/lib/ticks.S @@ -47,7 +47,9 @@ get_ticks: */ .globl wait_ticks wait_ticks: - mflr r8 /* save link register */ + stwu r1, -16(r1) + mflr r0 /* save link register */ + stw r0, 20(r1) /* Use r0 or GDB will be unhappy */ mr r7, r3 /* save tick count */ bl get_ticks /* Get start time */ @@ -61,5 +63,6 @@ wait_ticks: subfe. r3, r3, r6 bge 1b /* Loop until time expired */ - mtlr r8 /* restore link register */ + mtlr r0 /* restore link register */ + addi r1,r1,16 blr |