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Fixed potential BaS size alignment issue.

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This commit is contained in:
Vincent Rivière
2012-11-07 20:24:42 +00:00
parent 3f3fe8a662
commit 816939fcd6
2 changed files with 10 additions and 4 deletions
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6
BaS_GNU/BaS_GNU/bas.lk.in
View File

@@ -91,7 +91,11 @@ SECTIONS {
objs/illegal_instruction.o(.text)
*(.data)
*(.bss)
. = ALIGN(4);
/* The BaS copy routine assumes that tha BaS size
* is a multiple of the following value.
*/
. = ALIGN(16);
} > ram
__BAS_LMA = LOADADDR(.bas);

8
BaS_GNU/BaS_GNU/sources/sysinit.c
View File

@@ -807,14 +807,16 @@ void initialize_hardware(void) {
end = (uint32_t *)(BAS_LMA + BAS_SIZE);
dst = jmp = (uint32_t *)BAS_VMA;
/* FIXME: beware of possible alignment */
do
/* The linker script will ensure that the Bas size
* is a multiple of the following.
*/
while (src < end)
{
*dst++ = *src++;
*dst++ = *src++;
*dst++ = *src++;
*dst++ = *src++;
} while (src < end);
}
/* we have copied a code area, so flush the caches */
flush_and_invalidate_caches();