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use elf2dol instead of embedded header

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This commit is contained in:
Dave Murphy 2008-11-27 11:36:49 +00:00
parent 9194e1619c
commit 4fa993263c
4 changed files with 36 additions and 231 deletions
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128
dkppc/crtls/ogc.ld
View File

@ -1,13 +1,6 @@
/*
* Linkscript for GC, automatically sets up DOL structures,
* generate ELF file and use objdump, or generate binary
* directly.
* Linkscript for GC
*
* PSUL doesn't seem to handle separate text and data sections correctly,
* that is why the text and data sections are merged in the header.
*
* If you want to experiment, it should be quite obvious how to
* change the header to list the data separately.
*/
OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc");
@ -15,100 +8,25 @@ OUTPUT_ARCH(powerpc:common);
EXTERN(_start);
ENTRY(_start);
PHDRS
{
stub PT_LOAD FLAGS(5);
text PT_LOAD FLAGS(5);
data PT_LOAD FLAGS(6);
}
SECTIONS
{
/* DOL header (from TITANIK's GC docs) */
/* default base address */
. = 0x80003000;
.header :
{
file_start = .;
/* 0000-001B Text[0..6] sections File Positions */
LONG(text_file_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 001C-0047 Data[0..10] sections File Positions */
LONG(data_file_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 0048-0063 Text[0..6] sections Mem Address */
LONG(text_mem_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 0064-008F Data[0..10] sections Mem Address */
LONG(data_mem_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 0090-00AB Text[0..6] sections Sizes */
LONG(text_mem_size);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 00AC-00D7 Data[0..10] sections Sizes */
LONG(data_mem_size);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 00D8 BSS Mem address
00DC BSS Size */
LONG(bss_mem_start);
LONG(bss_mem_size);
/* 00E0 Entry Point */
LONG(ABSOLUTE(_start));
}
/* use -Wl,--section-start,.init=0xADDRESS to change */
. = 0x80003100;
/* Program */
. = file_start + 0x100;
text_mem_start = .;
.init :
{
KEEP (*crt0.o(*.init))
KEEP (*(.init))
} = 0
} :text = 0
.plt : { *(.plt) }
.interp : { *(.interp) }
.hash : { *(.hash) }
@ -156,7 +74,6 @@ SECTIONS
{
*(.text)
*(.text.*)
*(.stub)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.gnu.linkonce.t.*)
@ -173,10 +90,7 @@ SECTIONS
PROVIDE (_etext = .);
PROVIDE (etext = .);
text_mem_size = . - text_mem_start;
data_mem_start = .;
.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) }
.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } :data
.rodata1 : { *(.rodata1) }
.sdata2 : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
.sbss2 : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
@ -267,10 +181,7 @@ SECTIONS
_edata = .;
PROVIDE (edata = .);
data_mem_size = . - data_mem_start;
bss_mem_start = .;
.sbss :
{
__sbss_start = .;
@ -305,13 +216,6 @@ SECTIONS
PROVIDE (__bss_end = .);
__bss_end = .;
}
bss_mem_size = . - bss_mem_start;
/* calculate file addresses */
text_file_start = text_mem_start - file_start;
data_file_start = data_mem_start - file_start;
bss_file_start = bss_mem_start - file_start;
_end = .;
PROVIDE(end = .);
@ -358,18 +262,12 @@ __intrstack_addr = (__stack_addr + 0x4000);
__intrstack_end = (__stack_addr);
__Arena1Lo = (__intrstack_addr + 31) & (-32);
__Arena1Hi = (0x816ffff0);
__gxregs = (__Arena1Hi + 31) & (-32);
__gxregs = (__Arena1Hi + 31) & (-32);
/* for backward compatibility with old crt0 */
PROVIDE (__stack = (0x816ffff0));
PROVIDE(__isIPL = __isIPL);
PROVIDE(__text_start = text_mem_start);
PROVIDE(__text_fstart = text_file_start);
PROVIDE(__data_start = data_mem_start);
PROVIDE(__data_fstart = data_file_start);
PROVIDE(__bss_start = bss_mem_start);
PROVIDE(__bss_fstart = bss_file_start);
PROVIDE(__stack_addr = __stack_addr);
PROVIDE(__stack_end = __stack_end);
PROVIDE(__intrstack_addr = __intrstack_addr);

135
dkppc/crtls/rvl.ld
View File

@ -1,13 +1,5 @@
/*
* Linkscript for GC, automatically sets up DOL structures,
* generate ELF file and use objdump, or generate binary
* directly.
*
* PSUL doesn't seem to handle separate text and data sections correctly,
* that is why the text and data sections are merged in the header.
*
* If you want to experiment, it should be quite obvious how to
* change the header to list the data separately.
* Linkscript for Wii
*/
OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc");
@ -15,100 +7,35 @@ OUTPUT_ARCH(powerpc:common);
EXTERN(_start);
ENTRY(_start);
PHDRS
{
stub PT_LOAD FLAGS(5);
text PT_LOAD FLAGS(5);
data PT_LOAD FLAGS(6);
}
SECTIONS
{
/* stub is loaded at physical address 0x00003400 (though both 0x80003400 and 0x00003400 are equivalent for IOS) */
/* This can also be used to load an arbitrary standalone stub at an arbitrary address in memory, for any purpose */
/* Use -Wl,--section-start,.stub=0xADDRESS to change */
. = 0x00003400;
/* DOL header (from TITANIK's GC docs) */
/* default base address */
. = 0x80003f00;
.header :
.stub :
{
file_start = .;
/* 0000-001B Text[0..6] sections File Positions */
LONG(text_file_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
KEEP(*(.stub))
} :stub = 0
/* 001C-0047 Data[0..10] sections File Positions */
LONG(data_file_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 0048-0063 Text[0..6] sections Mem Address */
LONG(text_mem_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 0064-008F Data[0..10] sections Mem Address */
LONG(data_mem_start);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 0090-00AB Text[0..6] sections Sizes */
LONG(text_mem_size);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 00AC-00D7 Data[0..10] sections Sizes */
LONG(data_mem_size);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
LONG(0);
/* 00D8 BSS Mem address
00DC BSS Size */
LONG(bss_mem_start);
LONG(bss_mem_size);
/* 00E0 Entry Point */
LONG(ABSOLUTE(_start));
}
/* default base address */
/* use -Wl,--section-start,.init=0xADDRESS to change */
. = 0x80004000;
/* Program */
. = file_start + 0x100;
text_mem_start = .;
.init :
{
KEEP (*crt0.o(*.init))
KEEP (*(.init))
} = 0
} :text = 0
.plt : { *(.plt) }
.interp : { *(.interp) }
.hash : { *(.hash) }
@ -156,7 +83,6 @@ SECTIONS
{
*(.text)
*(.text.*)
*(.stub)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.gnu.linkonce.t.*)
@ -173,10 +99,7 @@ SECTIONS
PROVIDE (_etext = .);
PROVIDE (etext = .);
text_mem_size = . - text_mem_start;
data_mem_start = .;
.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) }
.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } :data
.rodata1 : { *(.rodata1) }
.sdata2 : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
.sbss2 : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
@ -267,10 +190,7 @@ SECTIONS
_edata = .;
PROVIDE (edata = .);
data_mem_size = . - data_mem_start;
bss_mem_start = .;
.sbss :
{
__sbss_start = .;
@ -305,13 +225,6 @@ SECTIONS
PROVIDE (__bss_end = .);
__bss_end = .;
}
bss_mem_size = . - bss_mem_start;
/* calculate file addresses */
text_file_start = text_mem_start - file_start;
data_file_start = data_mem_start - file_start;
bss_file_start = bss_mem_start - file_start;
_end = .;
PROVIDE(end = .);
@ -358,7 +271,7 @@ __intrstack_addr = (__stack_addr + 0x4000);
__intrstack_end = (__stack_addr);
__Arena1Lo = (__intrstack_addr + 31) & (-32);
__Arena1Hi = (0x816ffff0);
__Arena2Lo = (0x90000800);
__Arena2Lo = (0x90002000);
__Arena2Hi = (0x933E0000);
__gxregs = (__Arena1Hi + 31) & (-32);
@ -369,12 +282,6 @@ __ipcbufferHi = (0x93400000);
PROVIDE (__stack = (0x816ffff0));
PROVIDE(__isIPL = __isIPL);
PROVIDE(__text_start = text_mem_start);
PROVIDE(__text_fstart = text_file_start);
PROVIDE(__data_start = data_mem_start);
PROVIDE(__data_fstart = data_file_start);
PROVIDE(__bss_start = bss_mem_start);
PROVIDE(__bss_fstart = bss_file_start);
PROVIDE(__stack_addr = __stack_addr);
PROVIDE(__stack_end = __stack_end);
PROVIDE(__intrstack_addr = __intrstack_addr);

2
dkppc/rules/gamecube_rules
View File

@ -11,7 +11,7 @@ MACHDEP = -DGEKKO -mogc -mcpu=750 -meabi -mhard-float
%.dol: %.elf
@echo output ... $(notdir $@)
@$(OBJCOPY) -O binary $< $@
@elf2dol $< $@
#---------------------------------------------------------------------------------
%.elf:

2
dkppc/rules/wii_rules
View File

@ -11,7 +11,7 @@ include $(DEVKITPPC)/base_rules
%.dol: %.elf
@echo output ... $(notdir $@)
@$(OBJCOPY) -O binary $< $@
@elf2dol $< $@
#---------------------------------------------------------------------------------
%.elf: