diff options
author | wdenk <wdenk> | 2004-04-18 21:13:41 (GMT) |
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committer | wdenk <wdenk> | 2004-04-18 21:13:41 (GMT) |
commit | 507bbe3e8084a82c20399367801da87db7d14e65 (patch) | |
tree | 0660633e2e1caf4b819fd46ed43f83e3e05c5523 /cpu/microblaze | |
parent | 998eaaecd46ee5f00550e30e606cb5556e0b9345 (diff) | |
download | u-boot-507bbe3e8084a82c20399367801da87db7d14e65.tar.xz |
* Patch by Yasushi Shoji, 07 Apr 2004:
- add support for microblaze processors
- add support for AtmarkTechno "suzaku" board
Diffstat (limited to 'cpu/microblaze')
-rw-r--r-- | cpu/microblaze/Makefile | 43 | ||||
-rw-r--r-- | cpu/microblaze/cpu.c | 25 | ||||
-rw-r--r-- | cpu/microblaze/interrupts.c | 32 | ||||
-rw-r--r-- | cpu/microblaze/start.S | 36 |
4 files changed, 136 insertions, 0 deletions
diff --git a/cpu/microblaze/Makefile b/cpu/microblaze/Makefile new file mode 100644 index 0000000..610043e --- /dev/null +++ b/cpu/microblaze/Makefile @@ -0,0 +1,43 @@ +# +# (C) Copyright 2000 +# 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 $(TOPDIR)/config.mk + +LIB = lib$(CPU).a + +START = start.o +OBJS = cpu.o interrupts.o + +all: .depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(START:.o=.S) $(OBJS:.o=.c) $(AOBJS:.o=.S) + $(CC) -M $(CFLAGS) $(START:.o=.S) $(OBJS:.o=.c) $(AOBJS:.o=.S) > $@ + +sinclude .depend + +######################################################################### diff --git a/cpu/microblaze/cpu.c b/cpu/microblaze/cpu.c new file mode 100644 index 0000000..4d2b270 --- /dev/null +++ b/cpu/microblaze/cpu.c @@ -0,0 +1,25 @@ +/* + * (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 + */ + +/* EMPTY FILE */ diff --git a/cpu/microblaze/interrupts.c b/cpu/microblaze/interrupts.c new file mode 100644 index 0000000..ccf67e1 --- /dev/null +++ b/cpu/microblaze/interrupts.c @@ -0,0 +1,32 @@ +/* + * (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 enable_interrupts(void) +{ +} + +int disable_interrupts(void) +{ + return 0; +} diff --git a/cpu/microblaze/start.S b/cpu/microblaze/start.S new file mode 100644 index 0000000..7efdbb0 --- /dev/null +++ b/cpu/microblaze/start.S @@ -0,0 +1,36 @@ +/* + * (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 <config.h> + + .text + .global _start +_start: + + addi r1, r0, CFG_SDRAM_BASE /* init stack pointer */ + addi r1, r1, CFG_SDRAM_SIZE /* set sp to high up */ + + brai board_init + +1: bri 1b |