[ros-diffs] [arty] 26313: Remove boot process LE parts.
arty at svn.reactos.org
arty at svn.reactos.org
Tue Apr 10 22:50:00 CEST 2007
Author: arty
Date: Wed Apr 11 00:49:58 2007
New Revision: 26313
URL: http://svn.reactos.org/svn/reactos?rev=26313&view=rev
Log:
Remove boot process LE parts.
Modified:
branches/powerpc/reactos/boot/freeldr/bootsect/ofw_util.s
branches/powerpc/reactos/boot/freeldr/bootsect/ofwboot.s
branches/powerpc/reactos/tools/ofw_interface/ofw_interface.cpp
branches/powerpc/reactos/tools/ppc.lost+found/link-freeldr
Modified: branches/powerpc/reactos/boot/freeldr/bootsect/ofw_util.s
URL: http://svn.reactos.org/svn/reactos/branches/powerpc/reactos/boot/freeldr/bootsect/ofw_util.s?rev=26313&r1=26312&r2=26313&view=diff
==============================================================================
--- branches/powerpc/reactos/boot/freeldr/bootsect/ofw_util.s (original)
+++ branches/powerpc/reactos/boot/freeldr/bootsect/ofw_util.s Wed Apr 11 00:49:58 2007
@@ -1,104 +1,50 @@
.section .text
-
- .globl ofw_functions_addr
-ofw_functions_addr:
- .long ofw_functions
-
- .align 4
-call_freeldr:
- /* Get the address of the functions list --
- * Note:
- * Because of little endian switch we must use an even number of
- * instructions here.. Pad with a nop if needed. */
- mfmsr %r10
- ori %r10,%r10,1
- nop
- mtmsr %r10
-
- /* Note that this is little-endian from here on */
- blr
- nop
-
- .align 4
-call_ofw:
- /* R3 has the function offset to call (n * 4)
- * Other arg registers are unchanged.
- * Note that these 4 instructions are in reverse order due to
- * little-endian convention */
- stw %r8,24(%r1)
- subi %r1,%r1,0x100
- stw %r8,0(%r1)
- mflr %r8
- /* - */
- stw %r3,4(%r1)
- stw %r4,8(%r1)
- stw %r5,12(%r1)
- stw %r6,16(%r1)
- /* - */
- stw %r7,20(%r1)
- stw %r9,28(%r1)
- stw %r10,32(%r1)
- stw %r20,36(%r1)
-
- /* - */
- subi %r20,%r20,1
- mfmsr %r20
- mtmsr %r20
- nop
-
- sync
- isync
-
- /* BE MODE */
- mflr %r8
- stw %r8,16(%r1)
-
- lis %r10,0xe00000 at ha
- addi %r8,%r10,ofw_functions_addr at l
- /* - */
- lwz %r9,0(%r8)
- add %r8,%r3,%r9
- lwz %r9,0(%r8)
- mtctr %r9
-
- /* - */
- mr %r3,%r4
- mr %r4,%r5
- mr %r5,%r6
- mr %r6,%r7
- /* - */
- mr %r7,%r8
- mr %r8,%r9
-
- /* Call ofw proxy function */
- bctrl
- nop
-
- /* Ok, go back to little endian */
- mfmsr %r10
- ori %r10,%r10,1
- nop
- mtmsr %r10
-
- sync
- isync
-
- /* LE MODE */
- mtlr %r8
- lwz %r8,0(%r1)
- lwz %r4,8(%r1)
- lwz %r5,12(%r1)
- /* - */
- lwz %r6,16(%r1)
- lwz %r7,20(%r1)
- lwz %r8,24(%r1)
- lwz %r9,28(%r1)
- /* - */
- lwz %r10,32(%r1)
- lwz %r20,36(%r1)
- /* - */
- blr
- addi %r1,%r1,0x100
+ .globl ofw_functions
+ .globl ofw_call_addr
+call_ofw:
+ /* R3 has the function offset to call (n * 4)
+ * Other arg registers are unchanged. */
+ subi %r1,%r1,0x100
+ stw %r8,24(%r1)
+ mflr %r8
+ stw %r8,0(%r1)
+ stw %r3,4(%r1)
+ stw %r4,8(%r1)
+ stw %r5,12(%r1)
+ stw %r6,16(%r1)
+ stw %r7,20(%r1)
+ stw %r9,28(%r1)
+ stw %r10,32(%r1)
+ stw %r20,36(%r1)
+
+ lis %r10,0xe00000 at ha
+ addi %r8,%r10,ofw_functions at l
+ add %r8,%r3,%r8
+ lwz %r9,0(%r8)
+ mtctr %r9
+
+ mr %r3,%r4
+ mr %r4,%r5
+ mr %r5,%r6
+ mr %r6,%r7
+ mr %r7,%r8
+ mr %r8,%r9
+
+ /* Call ofw proxy function */
+ bctrl
+
+ lwz %r8,0(%r1)
+ mtlr %r8
+ lwz %r4,8(%r1)
+ lwz %r5,12(%r1)
+ lwz %r6,16(%r1)
+ lwz %r7,20(%r1)
+ lwz %r8,24(%r1)
+ lwz %r9,28(%r1)
+ lwz %r10,32(%r1)
+ lwz %r20,36(%r1)
+ addi %r1,%r1,0x100
+ blr
prim_strlen:
mr %r5,%r3
Modified: branches/powerpc/reactos/boot/freeldr/bootsect/ofwboot.s
URL: http://svn.reactos.org/svn/reactos/branches/powerpc/reactos/boot/freeldr/bootsect/ofwboot.s?rev=26313&r1=26312&r2=26313&view=diff
==============================================================================
--- branches/powerpc/reactos/boot/freeldr/bootsect/ofwboot.s (original)
+++ branches/powerpc/reactos/boot/freeldr/bootsect/ofwboot.s Wed Apr 11 00:49:58 2007
@@ -5,7 +5,9 @@
.long 0
.long 0
- .globl _begin
+ .globl _begin
+ .globl call_ofw
+ .globl ofw_functions
_begin:
sync
isync
@@ -33,11 +35,10 @@
addi %r3,%r3,0xe17000 at l
mtlr %r3
+ lis %r3,0xe00000 at ha
+ addi %r3,%r3,call_ofw - _start at l
- lis %r3,call_ofw at ha
- addi %r3,%r3,call_ofw - _start
-
- b call_freeldr
+ blr
zero_registers:
xor %r2,%r2,%r2
Modified: branches/powerpc/reactos/tools/ofw_interface/ofw_interface.cpp
URL: http://svn.reactos.org/svn/reactos/branches/powerpc/reactos/tools/ofw_interface/ofw_interface.cpp?rev=26313&r1=26312&r2=26313&view=diff
==============================================================================
--- branches/powerpc/reactos/tools/ofw_interface/ofw_interface.cpp (original)
+++ branches/powerpc/reactos/tools/ofw_interface/ofw_interface.cpp Wed Apr 11 00:49:58 2007
@@ -47,10 +47,6 @@
len = other.len;
lit_value = other.lit_value;
return *this;
- }
-
- bool need_swap() const {
- return c_type.find('*') != std::string::npos;
}
std::string c_type;
@@ -205,41 +201,20 @@
le_stub << "\t" << argtypes[i].c_type << " arg" << i << " = "
<< argtypes[i].lit_value << ";\n";
}
- if( argtypes[i].need_swap() ) {
- le_stub << "\tint len" << i << " = ";
- if( argtypes[i].len.size() )
- le_stub << argtypes[i].len << ";\n";
- else {
- le_stub << "strlen(arg" << i << ");\n";
- }
- le_stub << "\tle_swap("
- << "arg" << i << ","
- << "arg" << i << "+len" << i << ","
- << "arg" << i << ");\n";
- }
}
le_stub << "\t";
if( rettype != "void" ) le_stub << "ret = (" << rettype << ")";
le_stub << "ofproxy(" <<
- (method_call ? (wrapper.method_ctindex * 4) : (wrapper.ctindex * 4));
-
+ (method_call ? (wrapper.method_ctindex * 4) : (wrapper.ctindex * 4));
+
for( i = 0; i < 6; i++ ) {
if( i < args ) le_stub << ",(void *)arg" << i;
else le_stub << ",NULL";
}
le_stub << ");\n";
-
- for( i = args-1; i >= 0; i-- ) {
- if( argtypes[i].need_swap() ) {
- le_stub << "\tle_swap("
- << "arg" << i << ","
- << "arg" << i << "+len" << i << ","
- << "arg" << i << ");\n";
- }
- }
if( rettype != "void" )
le_stub << "\treturn ret;\n";
Modified: branches/powerpc/reactos/tools/ppc.lost+found/link-freeldr
URL: http://svn.reactos.org/svn/reactos/branches/powerpc/reactos/tools/ppc.lost%2Bfound/link-freeldr?rev=26313&r1=26312&r2=26313&view=diff
==============================================================================
--- branches/powerpc/reactos/tools/ppc.lost+found/link-freeldr (original)
+++ branches/powerpc/reactos/tools/ppc.lost+found/link-freeldr Wed Apr 11 00:49:58 2007
@@ -2,7 +2,7 @@
export PATH=$PATH:/usr/local/pkg/reactos-powerpc/bin
powerpc-unknown-linux-gnu-ld \
- -EL -g -nostartfiles -nostdlib -N -Ttext=0xe17000 \
+ -g -nostartfiles -nostdlib -N -Ttext=0xe17000 \
-o freeldr.elf \
obj-ppc/boot/freeldr/freeldr/arch/powerpc/boot.o \
obj-ppc/boot/freeldr/freeldr/cache/blocklist.o \
@@ -63,8 +63,7 @@
obj-ppc/lib/string/string.a \
obj-ppc/lib/rtl/rtl.a \
/usr/local/pkg/reactos-powerpc/lib/libgcc.a
-powerpc-unknown-linux-gnu-objcopy -O binary freeldr.elf freeldr.tmp.le
-output-ppc/tools/ppc-le2be freeldr.tmp.le freeldr.tmp
+powerpc-unknown-linux-gnu-objcopy -O binary freeldr.elf freeldr.tmp
(dd if=/dev/zero bs=4k count=16 ; echo 'byebye') >> freeldr.tmp
powerpc-unknown-linux-gnu-objcopy -I binary -B powerpc:common -O elf32-powerpc freeldr.tmp ofwldr.payload
reactos-powerpc-as -mbig -o ofwboot.o boot/freeldr/bootsect/ofwboot.s boot/freeldr/bootsect/ofw_util.s boot/freeldr/bootsect/ofw.s
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