diff options
Diffstat (limited to 'lib_microblaze')
| -rw-r--r-- | lib_microblaze/Makefile | 44 | ||||
| -rw-r--r-- | lib_microblaze/board.c | 76 | ||||
| -rw-r--r-- | lib_microblaze/microblaze_linux.c | 31 | ||||
| -rw-r--r-- | lib_microblaze/time.c | 27 |
4 files changed, 178 insertions, 0 deletions
diff --git a/lib_microblaze/Makefile b/lib_microblaze/Makefile new file mode 100644 index 0000000..b683da8 --- /dev/null +++ b/lib_microblaze/Makefile @@ -0,0 +1,44 @@ +# +# (C) Copyright 2003-2004 +# 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 $(TOPDIR)/config.mk + +LIB = lib$(ARCH).a + +AOBJS = + +COBJS = board.o microblaze_linux.o time.o + +OBJS = $(AOBJS) $(COBJS) + +$(LIB): .depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(AOBJS:.o=.S) $(COBJS:.o=.c) + $(CC) -M $(CFLAGS) $(AOBJS:.o=.S) $(COBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/lib_microblaze/board.c b/lib_microblaze/board.c new file mode 100644 index 0000000..3e3fb37 --- /dev/null +++ b/lib_microblaze/board.c @@ -0,0 +1,76 @@ +/* + * (C) Copyright 2004 Atmark Techno, Inc. + * + * Yasushi SHOJI <yashi@atmark-techno.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 <command.h> +#include <malloc.h> +#include <version.h> + +const char version_string[] = + U_BOOT_VERSION" (" __DATE__ " - " __TIME__ ")"; + +/* + * Begin and End of memory area for malloc(), and current "brk" + */ +static ulong mem_malloc_start; +static ulong mem_malloc_end; +static ulong mem_malloc_brk; + + +void *sbrk (ptrdiff_t increment) +{ + ulong old = mem_malloc_brk; + ulong new = old + increment; + + if ((new < mem_malloc_start) || (new > mem_malloc_end)) { + return (NULL); + } + mem_malloc_brk = new; + return ((void *) old); +} + +/* + * All attempts to come up with a "common" initialization sequence + * that works for all boards and architectures failed: some of the + * requirements are just _too_ different. To get rid of the resulting + * mess of board dependend #ifdef'ed code we now make the whole + * initialization sequence configurable to the user. + * + * The requirements for any new initalization function is simple: it + * receives a pointer to the "global data" structure as it's only + * argument, and returns an integer return code, where 0 means + * "continue" and != 0 means "fatal error, hang the system". + */ +typedef int (init_fnc_t) (void); + +init_fnc_t *init_sequence[] = { + serial_init, /* serial communications setup */ + NULL, +}; + +void hang (void) +{ + puts ("### ERROR ### Please RESET the board ###\n"); + for (;;); +} diff --git a/lib_microblaze/microblaze_linux.c b/lib_microblaze/microblaze_linux.c new file mode 100644 index 0000000..b3a0815 --- /dev/null +++ b/lib_microblaze/microblaze_linux.c @@ -0,0 +1,31 @@ +/* + * (C) Copyright 2004 Atmark Techno, Inc. + * + * Yasushi SHOJI <yashi@atmark-techno.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 <command.h> + +void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], + ulong addr, ulong *len_ptr, int verify) +{ +} diff --git a/lib_microblaze/time.c b/lib_microblaze/time.c new file mode 100644 index 0000000..12e8488 --- /dev/null +++ b/lib_microblaze/time.c @@ -0,0 +1,27 @@ +/* + * (C) Copyright 2004 Atmark Techno, Inc. + * + * Yasushi SHOJI <yashi@atmark-techno.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 + */ + +void udelay(unsigned long usec) +{ +} |