diff options
Diffstat (limited to 'arch/ppc/syslib/ibm44x_common.c')
| -rw-r--r-- | arch/ppc/syslib/ibm44x_common.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/arch/ppc/syslib/ibm44x_common.c b/arch/ppc/syslib/ibm44x_common.c index 95e11f93c15..5152c8e4134 100644 --- a/arch/ppc/syslib/ibm44x_common.c +++ b/arch/ppc/syslib/ibm44x_common.c @@ -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; |