at91dataflashboot: add two patches

The first patch allows to build with an EABI toolchain. The second
patch disables the install step of at91dataflashboot Makefile since it
tries to copy files to /tftpboot.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/boot/at91dataflashboot/at91dataflashboot-1.05-do-not-install.patch b/boot/at91dataflashboot/at91dataflashboot-1.05-do-not-install.patch
new file mode 100644 (file)
index 0000000..41d97ad
--- /dev/null
+++ b/boot/at91dataflashboot/at91dataflashboot-1.05-do-not-install.patch
@@ -0,0 +1,22 @@
+Disable the automatic installation of at91dataflashboot since it tries
+to install things to /tftpboot, which is not possible when not
+building as root.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+---
+ Makefile |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+Index: at91dataflashboot-1.05/Makefile
+===================================================================
+--- at91dataflashboot-1.05.orig/Makefile
++++ at91dataflashboot-1.05/Makefile
+@@ -40,7 +40,7 @@
+ 
+ I=config.h com.h dataflash.h embedded_services.h main.h stdio.h include/AT91RM9200.h include/lib_AT91RM9200.h 
+ 
+-all:  clean $(BINNAME) $(LSSNAME) install
++all:  clean $(BINNAME) $(LSSNAME)
+       $(SIZE) $(OUTNAME)
+ 
+ # C objects here

diff --git a/boot/at91dataflashboot/at91dataflashboot-1.05-eabi-fixes.patch b/boot/at91dataflashboot/at91dataflashboot-1.05-eabi-fixes.patch
new file mode 100644 (file)
index 0000000..e38905f
--- /dev/null
+++ b/boot/at91dataflashboot/at91dataflashboot-1.05-eabi-fixes.patch
@@ -0,0 +1,43 @@
+Get at91dataflashboot to build with EABI toolchains, by providing the
+__aeabi_uidiv and __aeabi_uidivmod symbols. The code is based on
+U-Boot's code.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+---
+ _udivsi3.S |   14 ++++++++++++++
+ 1 file changed, 14 insertions(+)
+
+Index: DataflashBoot-1.05/_udivsi3.S
+===================================================================
+--- DataflashBoot-1.05.orig/_udivsi3.S
++++ DataflashBoot-1.05/_udivsi3.S
+@@ -12,8 +12,11 @@
+       .text
+       .globl   __udivsi3
+       .type  __udivsi3       ,function
++        .globl  __aeabi_uidiv
++        .type   __aeabi_uidiv ,function
+       .align  0
+  __udivsi3      :
++ __aeabi_uidiv:
+       cmp     divisor, #0
+       beq     Ldiv0
+       mov     curbit, #1
+@@ -68,6 +71,17 @@
+       mov     r0, #0                  @ about as wrong as it could be
+       ldmia   sp!, {pc}
+       .size  __udivsi3       , . -  __udivsi3
++
++.globl __aeabi_uidivmod
++__aeabi_uidivmod:
++
++        stmfd   sp!, {r0, r1, ip, lr}
++        bl      __aeabi_uidiv
++        ldmfd   sp!, {r1, r2, ip, lr}
++        mul     r3, r0, r2
++        sub     r1, r1, r3
++        mov     pc, lr
++
+ /* # 235 "libgcc1.S" */
+ /* # 320 "libgcc1.S" */
+ /* # 421 "libgcc1.S" */