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Cut down hello_world to fit in 4kB

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Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
This commit is contained in:
Anton Blanchard
2021-10-26 12:21:26 +11:00
committed by Anton Blanchard
parent 0073d23e73
commit d8ba6a78d2
5 changed files with 15 additions and 502 deletions
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39
hello_world/head.S
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@@ -80,42 +80,3 @@ boot_entry:
bctrl
attn // terminate on exit
b .
#define EXCEPTION(nr) \
.= nr ;\
b .
/* More exception stubs */
EXCEPTION(0x300)
EXCEPTION(0x380)
EXCEPTION(0x400)
EXCEPTION(0x480)
EXCEPTION(0x500)
EXCEPTION(0x600)
EXCEPTION(0x700)
EXCEPTION(0x800)
EXCEPTION(0x900)
EXCEPTION(0x980)
EXCEPTION(0xa00)
EXCEPTION(0xb00)
EXCEPTION(0xc00)
EXCEPTION(0xd00)
EXCEPTION(0xe00)
EXCEPTION(0xe20)
EXCEPTION(0xe40)
EXCEPTION(0xe60)
EXCEPTION(0xe80)
EXCEPTION(0xf00)
EXCEPTION(0xf20)
EXCEPTION(0xf40)
EXCEPTION(0xf60)
EXCEPTION(0xf80)
#if 0
EXCEPTION(0x1000)
EXCEPTION(0x1100)
EXCEPTION(0x1200)
EXCEPTION(0x1300)
EXCEPTION(0x1400)
EXCEPTION(0x1500)
EXCEPTION(0x1600)
#endif

BIN
hello_world/hello_world.bin
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hello_world/hello_world.elf
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474
hello_world/hello_world.hex
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@@ -524,7 +140,7 @@ f821ffd1f8010010
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@@ -541,7 +157,7 @@ e86a00004082ffec
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0000000000000000
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@@ -557,7 +173,7 @@ e92a00004e800020
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@@ -574,7 +190,7 @@ f80100103be3ffff
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4f4f6f2e2020200a
0a20202020202e6f
2020202020222e20

4
hello_world/powerpc.lds
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@@ -5,9 +5,9 @@ SECTIONS
.head : {
KEEP(*(.head))
}
. = 0x1000;
. = 0x400;
.text : { *(.text) *(.text.*) *(.rodata) *(.rodata.*) }
. = 0x1800;
. = 0xA00;
.data : { *(.data) *(.data.*) *(.got) *(.toc) }
. = ALIGN(0x80);
__bss_start = .;