diff options
author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-12 22:28:10 -0500 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 09:13:17 +0200 |
commit | 8f0fec74ac6d0f3a7134ccebafa1ed9bd8c712ba (patch) | |
tree | 1bd91a72857c1345faae7b15bd15b0eb9bdf9366 /cpu/sh2 | |
parent | 8d1f268204b07e172f3cb5cee0a3974d605b0b98 (diff) | |
download | u-boot-imx-8f0fec74ac6d0f3a7134ccebafa1ed9bd8c712ba.zip u-boot-imx-8f0fec74ac6d0f3a7134ccebafa1ed9bd8c712ba.tar.gz u-boot-imx-8f0fec74ac6d0f3a7134ccebafa1ed9bd8c712ba.tar.bz2 |
sh: Move cpu/$CPU to arch/sh/cpu/$CPU
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'cpu/sh2')
-rw-r--r-- | cpu/sh2/Makefile | 54 | ||||
-rw-r--r-- | cpu/sh2/cache.c | 112 | ||||
-rw-r--r-- | cpu/sh2/config.mk | 26 | ||||
-rw-r--r-- | cpu/sh2/cpu.c | 98 | ||||
-rw-r--r-- | cpu/sh2/interrupts.c | 39 | ||||
-rw-r--r-- | cpu/sh2/start.S | 78 | ||||
-rw-r--r-- | cpu/sh2/u-boot.lds | 95 | ||||
-rw-r--r-- | cpu/sh2/watchdog.c | 33 |
8 files changed, 0 insertions, 535 deletions
diff --git a/cpu/sh2/Makefile b/cpu/sh2/Makefile deleted file mode 100644 index 346d328..0000000 --- a/cpu/sh2/Makefile +++ /dev/null @@ -1,54 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# Copyright (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> -# Copyright (C) 2008 Renesas Solutions Corp. -# -# 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 $(TOPDIR)/config.mk - -LIB = $(obj)lib$(CPU).a - -SOBJS = start.o -COBJS = cpu.o interrupts.o watchdog.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(OBJS) $(SOBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) - -clean: - rm -f $(SOBJS) $(OBJS) - -distclean: clean - rm -f $(LIB) core *.bak $(obj).depend - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/sh2/cache.c b/cpu/sh2/cache.c deleted file mode 100644 index b5c47cf..0000000 --- a/cpu/sh2/cache.c +++ /dev/null @@ -1,112 +0,0 @@ -/* - * (C) Copyright 2007 - * Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> - * - * Copyright (C) 2007, 2008 Nobobuhiro Iwamatsu <iwamatsu@nigauri.org> - * Copyright (C) 2008 Renesas Solutions Corp. - * - * 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 <command.h> -#include <asm/processor.h> -#include <asm/io.h> - -/* - * Jump to P2 area. - * When handling TLB or caches, we need to do it from P2 area. - */ -#define jump_to_P2() \ -do { \ - unsigned long __dummy; \ - __asm__ __volatile__( \ - "mov.l 1f, %0\n\t" \ - "or %1, %0\n\t" \ - "jmp @%0\n\t" \ - " nop\n\t" \ - ".balign 4\n" \ - "1: .long 2f\n" \ - "2:" \ - : "=&r" (__dummy) \ - : "r" (0x20000000)); \ -} while (0) - -/* - * Back to P1 area. - */ -#define back_to_P1() \ -do { \ - unsigned long __dummy; \ - __asm__ __volatile__( \ - "nop;nop;nop;nop;nop;nop;nop\n\t" \ - "mov.l 1f, %0\n\t" \ - "jmp @%0\n\t" \ - " nop\n\t" \ - ".balign 4\n" \ - "1: .long 2f\n" \ - "2:" \ - : "=&r" (__dummy)); \ -} while (0) - -#define CACHE_VALID 1 -#define CACHE_UPDATED 2 - -static inline void cache_wback_all(void) -{ - unsigned long addr, data, i, j; - - jump_to_P2(); - for (i = 0; i < CACHE_OC_NUM_ENTRIES; i++) { - for (j = 0; j < CACHE_OC_NUM_WAYS; j++) { - addr = CACHE_OC_ADDRESS_ARRAY - | (j << CACHE_OC_WAY_SHIFT) - | (i << CACHE_OC_ENTRY_SHIFT); - data = inl(addr); - if (data & CACHE_UPDATED) { - data &= ~CACHE_UPDATED; - outl(data, addr); - } - } - } - back_to_P1(); -} - - -#define CACHE_ENABLE 0 -#define CACHE_DISABLE 1 - -int cache_control(unsigned int cmd) -{ - unsigned long ccr; - - jump_to_P2(); - ccr = inl(CCR); - - if (ccr & CCR_CACHE_ENABLE) - cache_wback_all(); - - if (cmd == CACHE_DISABLE) - outl(CCR_CACHE_STOP, CCR); - else - outl(CCR_CACHE_INIT, CCR); - back_to_P1(); - - return 0; -} diff --git a/cpu/sh2/config.mk b/cpu/sh2/config.mk deleted file mode 100644 index 52d5a0f..0000000 --- a/cpu/sh2/config.mk +++ /dev/null @@ -1,26 +0,0 @@ -# -# (C) Copyright 2007-2008 -# Nobuhiro Iwamatsu <iwamatsu@nigauri.org> -# -# 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 -# -# -PLATFORM_CPPFLAGS += -m3e -mb -PLATFORM_RELFLAGS += -ffixed-r13 -PLATFORM_LDFLAGS += -EB diff --git a/cpu/sh2/cpu.c b/cpu/sh2/cpu.c deleted file mode 100644 index e0cb047..0000000 --- a/cpu/sh2/cpu.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Copyright (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> - * Copyright (C) 2008 Renesas Solutions Corp. - * - * 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 <command.h> -#include <asm/processor.h> -#include <asm/io.h> - -#define STBCR4 0xFFFE040C -#define cmt_clock_enable() do {\ - writeb(readb(STBCR4) & ~0x04, STBCR4);\ - } while (0) -#define scif0_enable() do {\ - writeb(readb(STBCR4) & ~0x80, STBCR4);\ - } while (0) - -int checkcpu(void) -{ -#if defined(CONFIG_SH2A) - puts("CPU: SH2A\n"); -#else - puts("CPU: SH2\n"); -#endif - return 0; -} - -int cpu_init(void) -{ - /* SCIF enable */ - scif0_enable(); - /* CMT clock enable */ - cmt_clock_enable() ; - return 0; -} - -int cleanup_before_linux(void) -{ - disable_interrupts(); - return 0; -} - -int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) -{ - disable_interrupts(); - reset_cpu(0); - return 0; -} - -void flush_cache(unsigned long addr, unsigned long size) -{ - -} - -void icache_enable(void) -{ -} - -void icache_disable(void) -{ -} - -int icache_status(void) -{ - return 0; -} - -void dcache_enable(void) -{ -} - -void dcache_disable(void) -{ -} - -int dcache_status(void) -{ - return 0; -} diff --git a/cpu/sh2/interrupts.c b/cpu/sh2/interrupts.c deleted file mode 100644 index fe6ff3a..0000000 --- a/cpu/sh2/interrupts.c +++ /dev/null @@ -1,39 +0,0 @@ -/* - * Copyright 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> - * Copyright (C) 2008 Renesas Solutions Corp. - * - * 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> - -int interrupt_init(void) -{ - return 0; -} - -void enable_interrupts(void) -{ - -} - -int disable_interrupts(void) -{ - return 0; -} diff --git a/cpu/sh2/start.S b/cpu/sh2/start.S deleted file mode 100644 index 0ab867d..0000000 --- a/cpu/sh2/start.S +++ /dev/null @@ -1,78 +0,0 @@ -/* - * Copyright (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> - * Copyright (C) 2008 Renesas Solutions Corp. - - * 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 <config.h> -#include <version.h> - - .text - .align 2 - - .global _start -_start: - .long 0x00000010 /* Ppower ON reset PC*/ - .long 0x00000000 - .long 0x00000010 /* Manual reset PC */ - .long 0x00000000 -_init: - mov.l ._lowlevel_init, r0 -100: bsrf r0 - nop - bsr 1f - nop -1: sts pr, r5 - mov.l ._reloc_dst, r4 - add #(_start-1b), r5 - mov.l ._reloc_dst_end, r6 - -2: mov.l @r5+, r1 - mov.l r1, @r4 - add #4, r4 - cmp/hs r6, r4 - bf 2b - - mov.l ._bss_start, r4 - mov.l ._bss_end, r5 - mov #0, r1 - -3: mov.l r1, @r4 /* bss clear */ - add #4, r4 - cmp/hs r5, r4 - bf 3b - - mov.l ._gd_init, r13 /* global data */ - mov.l ._stack_init, r15 /* stack */ - - mov.l ._sh_generic_init, r0 - jsr @r0 - nop - -loop: - bra loop - - .align 2 - -._lowlevel_init: .long (lowlevel_init - (100b + 4)) -._reloc_dst: .long reloc_dst -._reloc_dst_end: .long reloc_dst_end -._bss_start: .long bss_start -._bss_end: .long bss_end -._gd_init: .long (_start - CONFIG_SYS_GBL_DATA_SIZE) -._stack_init: .long (_start - CONFIG_SYS_GBL_DATA_SIZE - CONFIG_SYS_MALLOC_LEN - 16) -._sh_generic_init: .long sh_generic_init diff --git a/cpu/sh2/u-boot.lds b/cpu/sh2/u-boot.lds deleted file mode 100644 index 6db5a00..0000000 --- a/cpu/sh2/u-boot.lds +++ /dev/null @@ -1,95 +0,0 @@ -/* - * Copyright (C) 2008 Nobuhiro Iwamatsu - * Copyright (C) 2008 Renesas Solutions Corp. - * - * 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 - */ - -OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") -OUTPUT_ARCH(sh) -ENTRY(_start) - -SECTIONS -{ - /* - * entry and reloct_dst will be provided via ldflags - */ - . = .; - - PROVIDE (_ftext = .); - PROVIDE (_fcode = .); - PROVIDE (_start = .); - - .text : - { - cpu/sh2/start.o (.text) - . = ALIGN(8192); - common/env_embedded.o (.ppcenv) - . = ALIGN(8192); - common/env_embedded.o (.ppcenvr) - . = ALIGN(8192); - *(.text) - . = ALIGN(4); - } =0xFF - PROVIDE (_ecode = .); - .rodata : - { - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - . = ALIGN(4); - } - PROVIDE (_etext = .); - - - PROVIDE (_fdata = .); - .data : - { - *(.data) - . = ALIGN(4); - } - PROVIDE (_edata = .); - - PROVIDE (_fgot = .); - .got : - { - *(.got) - . = ALIGN(4); - } - PROVIDE (_egot = .); - - PROVIDE (__u_boot_cmd_start = .); - .u_boot_cmd : - { - *(.u_boot_cmd) - . = ALIGN(4); - } - PROVIDE (__u_boot_cmd_end = .); - - PROVIDE (reloc_dst_end = .); - - PROVIDE (bss_start = .); - PROVIDE (__bss_start = .); - .bss : - { - *(.bss) - . = ALIGN(4); - } - PROVIDE (bss_end = .); - - PROVIDE (_end = .); -} diff --git a/cpu/sh2/watchdog.c b/cpu/sh2/watchdog.c deleted file mode 100644 index de0254b..0000000 --- a/cpu/sh2/watchdog.c +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhoro@renesas.com> - * Copyright (C) 2008 Renesas Solutions Corp. - * - * 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> - -int watchdog_init(void) -{ - return 0; -} - -void reset_cpu(unsigned long ignored) -{ - while (1) - ; -} |