summaryrefslogtreecommitdiff
path: root/lib_m68k/bootm.c
diff options
context:
space:
mode:
authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:04 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:03 +0200
commitea0364f1bbfed1e3ea711147420875cf338fe77a (patch)
tree15c051bc4d2e94c1661c73e1b87c22c7beda7c24 /lib_m68k/bootm.c
parent89f39e177e7b0152aa1d3152baa25d986e36cdcf (diff)
downloadu-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.zip
u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.gz
u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.bz2
Move lib_$ARCH directories to arch/$ARCH/lib
Also move lib_$ARCH/config.mk to arch/$ARCH/config.mk This change is intended to clean up the top-level directory structure and more closely mimic Linux's directory organization. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_m68k/bootm.c')
-rw-r--r--lib_m68k/bootm.c146
1 files changed, 0 insertions, 146 deletions
diff --git a/lib_m68k/bootm.c b/lib_m68k/bootm.c
deleted file mode 100644
index e5ed6eb..0000000
--- a/lib_m68k/bootm.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * (C) Copyright 2003
- * Wolfgang Denk, DENX Software Engineering, wd@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 <command.h>
-#include <image.h>
-#include <u-boot/zlib.h>
-#include <bzlib.h>
-#include <watchdog.h>
-#include <environment.h>
-#include <asm/byteorder.h>
-#ifdef CONFIG_SHOW_BOOT_PROGRESS
-# include <status_led.h>
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define PHYSADDR(x) x
-
-#define LINUX_MAX_ENVS 256
-#define LINUX_MAX_ARGS 256
-
-static ulong get_sp (void);
-static void set_clocks_in_mhz (bd_t *kbd);
-
-void arch_lmb_reserve(struct lmb *lmb)
-{
- ulong sp;
-
- /*
- * Booting a (Linux) kernel image
- *
- * Allocate space for command line and board info - the
- * address should be as high as possible within the reach of
- * the kernel (see CONFIG_SYS_BOOTMAPSZ settings), but in unused
- * memory, which means far enough below the current stack
- * pointer.
- */
- sp = get_sp();
- debug ("## Current stack ends at 0x%08lx ", sp);
-
- /* adjust sp by 1K to be safe */
- sp -= 1024;
- lmb_reserve(lmb, sp, (CONFIG_SYS_SDRAM_BASE + gd->ram_size - sp));
-}
-
-int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
-{
- ulong rd_len;
- ulong initrd_start, initrd_end;
- int ret;
-
- ulong cmd_start, cmd_end;
- ulong bootmap_base;
- bd_t *kbd;
- void (*kernel) (bd_t *, ulong, ulong, ulong, ulong);
- struct lmb *lmb = &images->lmb;
-
- if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
- return 1;
-
- bootmap_base = getenv_bootm_low();
-
- /* allocate space and init command line */
- ret = boot_get_cmdline (lmb, &cmd_start, &cmd_end, bootmap_base);
- if (ret) {
- puts("ERROR with allocation of cmdline\n");
- goto error;
- }
-
- /* allocate space for kernel copy of board info */
- ret = boot_get_kbd (lmb, &kbd, bootmap_base);
- if (ret) {
- puts("ERROR with allocation of kernel bd\n");
- goto error;
- }
- set_clocks_in_mhz(kbd);
-
- kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong))images->ep;
-
- rd_len = images->rd_end - images->rd_start;
- ret = boot_ramdisk_high (lmb, images->rd_start, rd_len,
- &initrd_start, &initrd_end);
- if (ret)
- goto error;
-
- debug("## Transferring control to Linux (at address %08lx) ...\n",
- (ulong) kernel);
-
- show_boot_progress (15);
-
- /*
- * Linux Kernel Parameters (passing board info data):
- * sp+00: Ignore, side effect of using jsr to jump to kernel
- * sp+04: ptr to board info data
- * sp+08: initrd_start or 0 if no initrd
- * sp+12: initrd_end - unused if initrd_start is 0
- * sp+16: Start of command line string
- * sp+20: End of command line string
- */
- (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
- /* does not return */
-error:
- return 1;
-}
-
-static ulong get_sp (void)
-{
- ulong sp;
-
- asm("movel %%a7, %%d0\n"
- "movel %%d0, %0\n": "=d"(sp): :"%d0");
-
- return sp;
-}
-
-static void set_clocks_in_mhz (bd_t *kbd)
-{
- char *s;
-
- if ((s = getenv("clocks_in_mhz")) != NULL) {
- /* convert all clock information to MHz */
- kbd->bi_intfreq /= 1000000L;
- kbd->bi_busfreq /= 1000000L;
- }
-}