diff options
Diffstat (limited to 'sys/boot/powerpc/kboot/main.c')
| -rw-r--r-- | sys/boot/powerpc/kboot/main.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sys/boot/powerpc/kboot/main.c b/sys/boot/powerpc/kboot/main.c index 2189833..ec5ba6b 100644 --- a/sys/boot/powerpc/kboot/main.c +++ b/sys/boot/powerpc/kboot/main.c @@ -48,6 +48,7 @@ ssize_t kboot_copyin(const void *src, vm_offset_t dest, const size_t len); ssize_t kboot_copyout(vm_offset_t src, void *dest, const size_t len); ssize_t kboot_readin(const int fd, vm_offset_t dest, const size_t len); int kboot_autoload(void); +uint64_t kboot_loadaddr(u_int type, void *data, uint64_t addr); int kboot_setcurrdev(struct env_var *ev, int flags, const void *value); extern int command_fdt_internal(int argc, char *argv[]); @@ -116,6 +117,7 @@ main(int argc, const char **argv) archsw.arch_copyout = kboot_copyout; archsw.arch_readin = kboot_readin; archsw.arch_autoload = kboot_autoload; + archsw.arch_loadaddr = kboot_loadaddr; printf("\n"); printf("%s, Revision %s\n", bootprog_name, bootprog_rev); @@ -282,6 +284,22 @@ kboot_autoload(void) return (0); } +uint64_t +kboot_loadaddr(u_int type, void *data, uint64_t addr) +{ + /* + * Need to stay out of the way of Linux. /chosen/linux,kernel-end does + * a better job here, but use a fixed offset for now. + */ + + if (type == LOAD_ELF) + addr = roundup(addr, PAGE_SIZE); + else + addr += 64*1024*1024; /* Stay out of the way of Linux */ + + return (addr); +} + void _start(int argc, const char **argv, char **env) { |
