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-rw-r--r--meta/packages/uboot/u-boot-mkimage-openmoko-native/lowlevel_foo.patch229
1 files changed, 229 insertions, 0 deletions
diff --git a/meta/packages/uboot/u-boot-mkimage-openmoko-native/lowlevel_foo.patch b/meta/packages/uboot/u-boot-mkimage-openmoko-native/lowlevel_foo.patch
new file mode 100644
index 0000000000..715c46ed81
--- /dev/null
+++ b/meta/packages/uboot/u-boot-mkimage-openmoko-native/lowlevel_foo.patch
@@ -0,0 +1,229 @@
1board/neo1973/lowlevel_foo.S: http://people.openmoko.org/laforge/tmp/bbt-20070206/lowlevel_foo.S
2board/neo1973/lowlevel_foo.lds: http://people.openmoko.org/laforge/tmp/bbt-20070206/lowlevel_foo.lds
3board/neo1973/Makefile: added building of lowlevel_foo.bin (based on
4 http://people.openmoko.org/laforge/tmp/bbt-20070206/lowlevel_foo.build.sh)
5
6Index: u-boot/board/neo1973/common/lowlevel_foo.S
7===================================================================
8--- /dev/null
9+++ u-boot/board/neo1973/common/lowlevel_foo.S
10@@ -0,0 +1,82 @@
11+
12+_start:
13+ b reset
14+undefvec:
15+ b undefvec
16+swivec:
17+ b swivec
18+pabtvec:
19+ b pabtvec
20+dabtvec:
21+ b dabtvec
22+rsvdvec:
23+ b rsvdvec
24+irqvec:
25+ b irqvec
26+fiqvec:
27+ b fiqvec
28+
29+reset:
30+ /*
31+ * set the cpu to SVC32 mode
32+ */
33+ mrs r0,cpsr
34+ bic r0,r0,#0x1f
35+ orr r0,r0,#0xd3
36+ msr cpsr,r0
37+
38+/* turn off the watchdog */
39+#define pWTCON 0x53000000
40+#define INTMSK 0x4A000008 /* Interupt-Controller base addresses */
41+#define INTSUBMSK 0x4A00001C
42+#define CLKDIVN 0x4C000014 /* clock divisor register */
43+
44+ ldr r0, =pWTCON
45+ mov r1, #0x0
46+ str r1, [r0]
47+
48+ mov r1, #0xffffffff
49+ ldr r0, =INTMSK
50+ str r1, [r0]
51+ ldr r1, =0x3ff
52+ ldr r0, =INTSUBMSK
53+ str r1, [r0]
54+
55+ /* FCLK:HCLK:PCLK = 1:2:4 */
56+ /* default FCLK is 120 MHz ! */
57+ ldr r0, =CLKDIVN
58+ mov r1, #3
59+ str r1, [r0]
60+
61+ bl cpu_init_crit
62+ ldr r0,=TEXT_BASE
63+ mov pc, r0
64+
65+cpu_init_crit:
66+ /*
67+ * flush v4 I/D caches
68+ */
69+ mov r0, #0
70+ mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
71+ mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
72+
73+ /*
74+ * disable MMU stuff and caches
75+ */
76+ mrc p15, 0, r0, c1, c0, 0
77+ bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS)
78+ bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM)
79+ orr r0, r0, #0x00000002 @ set bit 2 (A) Align
80+ orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache
81+ mcr p15, 0, r0, c1, c0, 0
82+
83+ /*
84+ * before relocating, we have to setup RAM timing
85+ * because memory timing is board-dependend, you will
86+ * find a lowlevel_init.S in your board directory.
87+ */
88+ mov ip, lr
89+ bl lowlevel_init
90+ mov lr, ip
91+ mov pc, lr
92+
93Index: u-boot/board/neo1973/common/lowlevel_foo.lds
94===================================================================
95--- /dev/null
96+++ u-boot/board/neo1973/common/lowlevel_foo.lds
97@@ -0,0 +1,56 @@
98+/*
99+ * (C) Copyright 2002
100+ * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
101+ *
102+ * See file CREDITS for list of people who contributed to this
103+ * project.
104+ *
105+ * This program is free software; you can redistribute it and/or
106+ * modify it under the terms of the GNU General Public License as
107+ * published by the Free Software Foundation; either version 2 of
108+ * the License, or (at your option) any later version.
109+ *
110+ * This program is distributed in the hope that it will be useful,
111+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
112+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
113+ * GNU General Public License for more details.
114+ *
115+ * You should have received a copy of the GNU General Public License
116+ * along with this program; if not, write to the Free Software
117+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
118+ * MA 02111-1307 USA
119+ */
120+
121+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
122+OUTPUT_ARCH(arm)
123+ENTRY(_start)
124+SECTIONS
125+{
126+ . = 0x00000000;
127+
128+ . = ALIGN(4);
129+ .text :
130+ {
131+ lowlevel_foo.o (.text)
132+ *(.text)
133+ }
134+
135+ . = ALIGN(4);
136+ .rodata : { *(.rodata) }
137+
138+ . = ALIGN(4);
139+ .data : { *(.data) }
140+
141+ . = ALIGN(4);
142+ .got : { *(.got) }
143+
144+ . = .;
145+ __u_boot_cmd_start = .;
146+ .u_boot_cmd : { *(.u_boot_cmd) }
147+ __u_boot_cmd_end = .;
148+
149+ . = ALIGN(4);
150+ __bss_start = .;
151+ .bss : { *(.bss) }
152+ _end = .;
153+}
154Index: u-boot/board/neo1973/gta01/Makefile
155===================================================================
156--- u-boot.orig/board/neo1973/gta01/Makefile
157+++ u-boot/board/neo1973/gta01/Makefile
158@@ -28,14 +28,31 @@
159 OBJS := gta01.o pcf50606.o ../common/cmd_neo1973.o ../common/jbt6k74.o ../common/udc.o
160 SOBJS := ../common/lowlevel_init.o
161
162+.PHONY: all
163+
164+all: $(LIB) lowevel_foo.bin
165+
166 $(LIB): $(OBJS) $(SOBJS)
167 $(AR) crv $@ $(OBJS) $(SOBJS)
168
169+lowlevel_foo.o: ../common/lowlevel_foo.S
170+ $(CC) -c -DTEXT_BASE=0x33F80000 -march=armv4 \
171+ -o lowlevel_foo.o ../common/lowlevel_foo.S
172+
173+lowlevel_foo: lowlevel_foo.o ../common/lowlevel_init.o ../common/lowlevel_foo.lds
174+ $(LD) -T ../common/lowlevel_foo.lds -Ttext 0x33f80000 -Bstatic \
175+ ../common/lowlevel_init.o lowlevel_foo.o -o lowlevel_foo
176+
177+lowevel_foo.bin: lowlevel_foo
178+ $(CROSS_COMPILE)objcopy --gap-fill=0xff -O binary \
179+ lowlevel_foo lowlevel_foo.bin
180+
181+
182 clean:
183- rm -f $(SOBJS) $(OBJS)
184+ rm -f $(SOBJS) $(OBJS) lowlevel_foo lowlevel_foo.o
185
186 distclean: clean
187- rm -f $(LIB) core *.bak .depend
188+ rm -f $(LIB) core *.bak .depend lowlevel_foo.bin
189
190 #########################################################################
191
192Index: u-boot/board/qt2410/Makefile
193===================================================================
194--- u-boot.orig/board/qt2410/Makefile
195+++ u-boot/board/qt2410/Makefile
196@@ -28,14 +28,31 @@
197 OBJS := qt2410.o flash.o
198 SOBJS := lowlevel_init.o
199
200+.PHONY: all
201+
202+all: $(LIB) lowevel_foo.bin
203+
204 $(LIB): $(OBJS) $(SOBJS)
205 $(AR) crv $@ $(OBJS) $(SOBJS)
206
207+lowlevel_foo.o: ../neo1973/common/lowlevel_foo.S
208+ $(CC) -c -DTEXT_BASE=0x33F80000 -march=armv4 \
209+ -o lowlevel_foo.o ../neo1973/common/lowlevel_foo.S
210+
211+lowlevel_foo: lowlevel_foo.o lowlevel_init.o \
212+ ../neo1973/common/lowlevel_foo.lds
213+ $(LD) -T ../neo1973/common/lowlevel_foo.lds -Ttext 0x33f80000 -Bstatic \
214+ lowlevel_init.o lowlevel_foo.o -o lowlevel_foo
215+
216+lowevel_foo.bin: lowlevel_foo
217+ $(CROSS_COMPILE)objcopy --gap-fill=0xff -O binary \
218+ lowlevel_foo lowlevel_foo.bin
219+
220 clean:
221- rm -f $(SOBJS) $(OBJS)
222+ rm -f $(SOBJS) $(OBJS) lowlevel_foo lowlevel_foo.o
223
224 distclean: clean
225- rm -f $(LIB) core *.bak .depend
226+ rm -f $(LIB) core *.bak .depend lowlevel_foo.bin
227
228 #########################################################################
229
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-06-12 08:48:58 +0000