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[PATCH] ppc32: Cleanup AMCC PPC44x eval board U-Boot support

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Cleanup PPC440 eval boards (bamboo, ebony, luan and ocotea) to better
support U-Boot as bootloader.

Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Matt Porter <mporter@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Matt Porter
2005-10-28 17:46:14 -07:00
committed by Paul Mackerras
parent de957c89b7
commit d5f7b06b03
6 changed files with 53 additions and 56 deletions
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35
arch/ppc/syslib/ibm44x_common.c
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@@ -27,9 +27,14 @@
#include <asm/time.h>
#include <asm/ppc4xx_pic.h>
#include <asm/param.h>
#include <asm/bootinfo.h>
#include <asm/ppcboot.h>
#include <syslib/gen550.h>
/* Global Variables */
bd_t __res;
phys_addr_t fixup_bigphys_addr(phys_addr_t addr, phys_addr_t size)
{
phys_addr_t page_4gb = 0;
@@ -150,8 +155,36 @@ static unsigned long __init ibm44x_find_end_of_memory(void)
return mem_size;
}
void __init ibm44x_platform_init(void)
void __init ibm44x_platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
parse_bootinfo(find_bootinfo());
/*
* If we were passed in a board information, copy it into the
* residual data area.
*/
if (r3)
__res = *(bd_t *)(r3 + KERNELBASE);
#if defined(CONFIG_BLK_DEV_INITRD)
/*
* If the init RAM disk has been configured in, and there's a valid
* starting address for it, set it up.
*/
if (r4) {
initrd_start = r4 + KERNELBASE;
initrd_end = r5 + KERNELBASE;
}
#endif /* CONFIG_BLK_DEV_INITRD */
/* Copy the kernel command line arguments to a safe place. */
if (r6) {
*(char *) (r7 + KERNELBASE) = 0;
strcpy(cmd_line, (char *) (r6 + KERNELBASE));
}
ppc_md.init_IRQ = ppc4xx_pic_init;
ppc_md.find_end_of_memory = ibm44x_find_end_of_memory;
ppc_md.restart = ibm44x_restart;