remove old avr32 support
This commit is contained in:
parent
a586aa0ce0
commit
23e7f1d2d6
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@ -1,47 +0,0 @@
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#
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# (C) Copyright 2002-2006
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# (C) Copyright 2004-2006 Atmel Corporation
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk
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LIB = $(obj)lib$(ARCH).a
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SOBJS = memset.o
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COBJS = board.o interrupts.o avr32_linux.o div64.o
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SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
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$(LIB): $(obj).depend $(OBJS)
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$(AR) $(ARFLAGS) $@ $(OBJS)
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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@ -1,315 +0,0 @@
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/*
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* Copyright (C) 2004-2006 Atmel Corporation
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <image.h>
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#include <zlib.h>
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#include <asm/byteorder.h>
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#include <asm/addrspace.h>
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#include <asm/io.h>
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#include <asm/setup.h>
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#include <asm/arch/platform.h>
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DECLARE_GLOBAL_DATA_PTR;
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extern int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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/* CPU-specific hook to allow flushing of caches, etc. */
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extern void prepare_to_boot(void);
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#ifdef CONFIG_SHOW_BOOT_PROGRESS
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# include <status_led.h>
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# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
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#else
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# define SHOW_BOOT_PROGRESS(arg)
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#endif
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extern image_header_t header; /* from cmd_bootm.c */
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static struct tag *setup_start_tag(struct tag *params)
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{
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params->hdr.tag = ATAG_CORE;
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params->hdr.size = tag_size(tag_core);
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params->u.core.flags = 0;
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params->u.core.pagesize = 4096;
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params->u.core.rootdev = 0;
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return tag_next(params);
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}
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static struct tag *setup_memory_tags(struct tag *params)
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{
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bd_t *bd = gd->bd;
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int i;
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for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
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params->hdr.tag = ATAG_MEM;
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params->hdr.size = tag_size(tag_mem_range);
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params->u.mem_range.addr = bd->bi_dram[i].start;
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params->u.mem_range.size = bd->bi_dram[i].size;
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params = tag_next(params);
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}
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return params;
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}
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static struct tag *setup_commandline_tag(struct tag *params, char *cmdline)
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{
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if (!cmdline)
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return params;
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/* eat leading white space */
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while (*cmdline == ' ') cmdline++;
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/*
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* Don't include tags for empty command lines; let the kernel
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* use its default command line.
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*/
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if (*cmdline == '\0')
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return params;
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params->hdr.tag = ATAG_CMDLINE;
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params->hdr.size =
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(sizeof (struct tag_header) + strlen(cmdline) + 1 + 3) >> 2;
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strcpy(params->u.cmdline.cmdline, cmdline);
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return tag_next(params);
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}
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static struct tag *setup_ramdisk_tag(struct tag *params,
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unsigned long rd_start,
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unsigned long rd_end)
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{
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if (rd_start == rd_end)
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return params;
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params->hdr.tag = ATAG_RDIMG;
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params->hdr.size = tag_size(tag_mem_range);
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params->u.mem_range.addr = rd_start;
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params->u.mem_range.size = rd_end - rd_start;
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return tag_next(params);
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}
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static struct tag *setup_clock_tags(struct tag *params)
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{
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params->hdr.tag = ATAG_CLOCK;
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params->hdr.size = tag_size(tag_clock);
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params->u.clock.clock_id = ACLOCK_BOOTCPU;
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params->u.clock.clock_flags = 0;
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params->u.clock.clock_hz = gd->cpu_hz;
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#ifdef CONFIG_AT32AP7000
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/*
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* New kernels don't need this, but we should be backwards
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* compatible for a while...
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*/
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params = tag_next(params);
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params->hdr.tag = ATAG_CLOCK;
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params->hdr.size = tag_size(tag_clock);
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params->u.clock.clock_id = ACLOCK_HSB;
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params->u.clock.clock_flags = 0;
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params->u.clock.clock_hz = pm_get_clock_freq(CLOCK_HSB);
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#endif
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return tag_next(params);
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}
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static struct tag *setup_ethernet_tag(struct tag *params,
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char *addr, int index)
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{
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char *s, *e;
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int i;
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params->hdr.tag = ATAG_ETHERNET;
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params->hdr.size = tag_size(tag_ethernet);
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params->u.ethernet.mac_index = index;
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params->u.ethernet.mii_phy_addr = gd->bd->bi_phy_id[index];
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s = addr;
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for (i = 0; i < 6; i++) {
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params->u.ethernet.hw_address[i] = simple_strtoul(s, &e, 16);
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s = e + 1;
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}
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return tag_next(params);
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}
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static struct tag *setup_ethernet_tags(struct tag *params)
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{
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char name[16] = "ethaddr";
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char *addr;
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int i = 0;
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do {
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addr = getenv(name);
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if (addr)
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params = setup_ethernet_tag(params, addr, i);
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sprintf(name, "eth%daddr", ++i);
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} while (i < 4);
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return params;
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}
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static void setup_end_tag(struct tag *params)
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{
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params->hdr.tag = ATAG_NONE;
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params->hdr.size = 0;
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}
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void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
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unsigned long addr, unsigned long *len_ptr, int verify)
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{
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unsigned long data, len = 0;
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unsigned long initrd_start, initrd_end;
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unsigned long image_start, image_end;
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unsigned long checksum;
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void (*theKernel)(int magic, void *tagtable);
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image_header_t *hdr;
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struct tag *params, *params_start;
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char *commandline = getenv("bootargs");
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hdr = (image_header_t *)addr;
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image_start = addr;
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image_end = addr + hdr->ih_size;
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theKernel = (void *)ntohl(hdr->ih_ep);
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/*
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* Check if there is an initrd image
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*/
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if (argc >= 3) {
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SHOW_BOOT_PROGRESS(9);
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addr = simple_strtoul(argv[2], NULL, 16);
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printf("## Loading RAMDISK image at %08lx ...\n", addr);
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memcpy(&header, (char *)addr, sizeof(header));
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hdr = &header;
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if (ntohl(hdr->ih_magic) != IH_MAGIC) {
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puts("Bad Magic Number\n");
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SHOW_BOOT_PROGRESS(-10);
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do_reset(cmdtp, flag, argc, argv);
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}
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data = (unsigned long)hdr;
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len = sizeof(*hdr);
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checksum = ntohl(hdr->ih_hcrc);
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hdr->ih_hcrc = 0;
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if (crc32(0, (unsigned char *)data, len) != checksum) {
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puts("Bad Header Checksum\n");
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SHOW_BOOT_PROGRESS(-11);
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do_reset(cmdtp, flag, argc, argv);
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}
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SHOW_BOOT_PROGRESS(10);
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print_image_hdr(hdr);
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data = addr + sizeof(header);
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len = ntohl(hdr->ih_size);
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if (verify) {
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unsigned long csum = 0;
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puts(" Verifying Checksum ... ");
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csum = crc32(0, (unsigned char *)data, len);
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if (csum != ntohl(hdr->ih_dcrc)) {
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puts("Bad Data CRC\n");
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SHOW_BOOT_PROGRESS(-12);
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do_reset(cmdtp, flag, argc, argv);
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}
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puts("OK\n");
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}
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SHOW_BOOT_PROGRESS(11);
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if ((hdr->ih_os != IH_OS_LINUX) ||
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(hdr->ih_arch != IH_CPU_AVR32) ||
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(hdr->ih_type != IH_TYPE_RAMDISK)) {
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puts("Not a Linux/AVR32 RAMDISK image\n");
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SHOW_BOOT_PROGRESS(-13);
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do_reset(cmdtp, flag, argc, argv);
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}
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} else if ((hdr->ih_type == IH_TYPE_MULTI) && (len_ptr[1])) {
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ulong tail = ntohl (len_ptr[0]) % 4;
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int i;
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SHOW_BOOT_PROGRESS (13);
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/* skip kernel length and terminator */
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data = (ulong) (&len_ptr[2]);
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/* skip any additional image length fields */
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for (i = 1; len_ptr[i]; ++i)
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data += 4;
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/* add kernel length, and align */
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data += ntohl (len_ptr[0]);
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if (tail) {
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data += 4 - tail;
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}
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len = ntohl (len_ptr[1]);
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} else {
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/* no initrd image */
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SHOW_BOOT_PROGRESS(14);
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len = data = 0;
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}
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if (data) {
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initrd_start = data;
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initrd_end = initrd_start + len;
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} else {
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initrd_start = 0;
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initrd_end = 0;
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}
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SHOW_BOOT_PROGRESS(15);
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params = params_start = (struct tag *)gd->bd->bi_boot_params;
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params = setup_start_tag(params);
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params = setup_memory_tags(params);
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if (initrd_start) {
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params = setup_ramdisk_tag(params,
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PHYSADDR(initrd_start),
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PHYSADDR(initrd_end));
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}
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params = setup_commandline_tag(params, commandline);
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params = setup_clock_tags(params);
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params = setup_ethernet_tags(params);
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setup_end_tag(params);
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printf("\nStarting kernel at %p (params at %p)...\n\n",
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theKernel, params_start);
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prepare_to_boot();
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theKernel(ATAG_MAGIC, params_start);
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}
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@ -1,175 +0,0 @@
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/*
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* Copyright (C) 2004-2006 Atmel Corporation
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
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* published by the Free Software Foundation; either version 2 of
|
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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* GNU General Public License for more details.
|
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*
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* You should have received a copy of the GNU General Public License
|
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* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <malloc.h>
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#include <devices.h>
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#include <version.h>
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#include <net.h>
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#include <asm/initcalls.h>
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#include <asm/sections.h>
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#ifndef CONFIG_IDENT_STRING
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#define CONFIG_IDENT_STRING ""
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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const char version_string[] =
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U_BOOT_VERSION " (" __DATE__ " - " __TIME__ ") " CONFIG_IDENT_STRING;
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unsigned long monitor_flash_len;
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/*
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* Begin and end of memory area for malloc(), and current "brk"
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*/
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static unsigned long mem_malloc_start = 0;
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static unsigned long mem_malloc_end = 0;
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static unsigned long mem_malloc_brk = 0;
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/* The malloc area is wherever the board wants it to be */
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static void mem_malloc_init(void)
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{
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mem_malloc_start = CFG_MALLOC_START;
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mem_malloc_end = CFG_MALLOC_END;
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mem_malloc_brk = mem_malloc_start;
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printf("malloc: Using memory from 0x%08lx to 0x%08lx\n",
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mem_malloc_start, mem_malloc_end);
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memset ((void *)mem_malloc_start, 0,
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mem_malloc_end - mem_malloc_start);
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}
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void *sbrk(ptrdiff_t increment)
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{
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unsigned long old = mem_malloc_brk;
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unsigned long new = old + increment;
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|
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if ((new < mem_malloc_start) || (new > mem_malloc_end))
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return NULL;
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|
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mem_malloc_brk = new;
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return ((void *)old);
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}
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static int init_baudrate(void)
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{
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char tmp[64];
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int i;
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i = getenv_r("baudrate", tmp, sizeof(tmp));
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if (i > 0) {
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gd->baudrate = simple_strtoul(tmp, NULL, 10);
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} else {
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gd->baudrate = CONFIG_BAUDRATE;
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}
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return 0;
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}
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|
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static int display_banner (void)
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{
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printf ("\n\n%s\n\n", version_string);
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printf ("U-Boot code: %p -> %p data: %p -> %p\n",
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_text, _etext, _data, _end);
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return 0;
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}
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void hang(void)
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{
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for (;;) ;
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}
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|
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static int display_dram_config (void)
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{
|
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int i;
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|
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puts ("DRAM Configuration:\n");
|
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|
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for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
|
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printf ("Bank #%d: %08lx ", i, gd->bd->bi_dram[i].start);
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print_size (gd->bd->bi_dram[i].size, "\n");
|
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}
|
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|
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return 0;
|
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}
|
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|
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static void display_flash_config (void)
|
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{
|
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puts ("Flash: ");
|
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print_size(gd->bd->bi_flashsize, " ");
|
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printf("at address 0x%08lx\n", gd->bd->bi_flashstart);
|
||||
}
|
||||
|
||||
void start_u_boot (void)
|
||||
{
|
||||
gd_t gd_data;
|
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|
||||
/* Initialize the global data pointer */
|
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memset(&gd_data, 0, sizeof(gd_data));
|
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gd = &gd_data;
|
||||
|
||||
monitor_flash_len = _edata - _text;
|
||||
|
||||
/* Perform initialization sequence */
|
||||
cpu_init();
|
||||
timer_init();
|
||||
env_init();
|
||||
init_baudrate();
|
||||
serial_init();
|
||||
console_init_f();
|
||||
display_banner();
|
||||
|
||||
board_init_memories();
|
||||
mem_malloc_init();
|
||||
|
||||
gd->bd = malloc(sizeof(bd_t));
|
||||
memset(gd->bd, 0, sizeof(bd_t));
|
||||
gd->bd->bi_baudrate = gd->baudrate;
|
||||
gd->bd->bi_dram[0].start = CFG_SDRAM_BASE;
|
||||
gd->bd->bi_dram[0].size = gd->sdram_size;
|
||||
|
||||
board_init_info();
|
||||
flash_init();
|
||||
|
||||
if (gd->bd->bi_flashsize)
|
||||
display_flash_config();
|
||||
if (gd->bd->bi_dram[0].size)
|
||||
display_dram_config();
|
||||
|
||||
gd->bd->bi_boot_params = malloc(CFG_BOOTPARAMS_LEN);
|
||||
if (!gd->bd->bi_boot_params)
|
||||
puts("WARNING: Cannot allocate space for boot parameters\n");
|
||||
|
||||
/* initialize environment */
|
||||
env_relocate();
|
||||
|
||||
devices_init();
|
||||
jumptable_init();
|
||||
console_init_r();
|
||||
|
||||
for (;;) {
|
||||
main_loop();
|
||||
}
|
||||
}
|
|
@ -1,39 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2006 Atmel Corporation
|
||||
*
|
||||
* 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/sysreg.h>
|
||||
|
||||
void enable_interrupts(void)
|
||||
{
|
||||
asm volatile("csrf %0" : : "n"(SYSREG_GM_OFFSET));
|
||||
}
|
||||
|
||||
int disable_interrupts(void)
|
||||
{
|
||||
unsigned long sr;
|
||||
|
||||
sr = sysreg_read(SR);
|
||||
asm volatile("ssrf %0" : : "n"(SYSREG_GM_OFFSET));
|
||||
|
||||
return SYSREG_BFEXT(GM, sr);
|
||||
}
|
|
@ -1,81 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2004-2006 Atmel Corporation
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
/*
|
||||
* r12: void *b
|
||||
* r11: int c
|
||||
* r10: size_t len
|
||||
*
|
||||
* Returns b in r12
|
||||
*/
|
||||
.text
|
||||
|
||||
.global memset
|
||||
.type memset, @function
|
||||
.align 2
|
||||
memset:
|
||||
mov r9, r12
|
||||
mov r8, r12
|
||||
or r11, r11, r11 << 8
|
||||
andl r9, 3, COH
|
||||
brne 1f
|
||||
|
||||
2: or r11, r11, r11 << 16
|
||||
sub r10, 4
|
||||
brlt 5f
|
||||
|
||||
/* Let's do some real work */
|
||||
4: st.w r8++, r11
|
||||
sub r10, 4
|
||||
brge 4b
|
||||
|
||||
/*
|
||||
* When we get here, we've got less than 4 bytes to set. r10
|
||||
* might be negative.
|
||||
*/
|
||||
5: sub r10, -4
|
||||
reteq r12
|
||||
|
||||
/* Fastpath ends here, exactly 32 bytes from memset */
|
||||
|
||||
/* Handle unaligned count or pointer */
|
||||
bld r10, 1
|
||||
brcc 6f
|
||||
st.b r8++, r11
|
||||
st.b r8++, r11
|
||||
bld r10, 0
|
||||
retcc r12
|
||||
6: st.b r8++, r11
|
||||
mov pc, lr
|
||||
|
||||
/* Handle unaligned pointer */
|
||||
1: sub r10, 4
|
||||
brlt 5b
|
||||
add r10, r9
|
||||
lsl r9, 1
|
||||
add pc, r9
|
||||
st.b r8++, r11
|
||||
st.b r8++, r11
|
||||
st.b r8++, r11
|
||||
rjmp 2b
|
||||
|
||||
.size memset, . - memset
|
Loading…
Reference in New Issue