diff options
Diffstat (limited to 'lib_avr32/avr32_linux.c')
-rw-r--r-- | lib_avr32/avr32_linux.c | 68 |
1 files changed, 25 insertions, 43 deletions
diff --git a/lib_avr32/avr32_linux.c b/lib_avr32/avr32_linux.c index 44827ec..455590e 100644 --- a/lib_avr32/avr32_linux.c +++ b/lib_avr32/avr32_linux.c @@ -174,20 +174,16 @@ static void setup_end_tag(struct tag *params) } void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], - unsigned long addr, unsigned long *len_ptr, int verify) + image_header_t *hdr, int verify) { - unsigned long data, len = 0; - unsigned long initrd_start, initrd_end; - unsigned long image_start, image_end; + ulong rd_data, rd_len = 0; + ulong initrd_start, initrd_end; + image_header_t *rd_hdr; + void (*theKernel)(int magic, void *tagtable); - image_header_t *hdr; struct tag *params, *params_start; char *commandline = getenv("bootargs"); - hdr = (image_header_t *)addr; - image_start = addr; - image_end = addr + image_get_data_size (hdr); - theKernel = (void *)image_get_ep (hdr); /* @@ -196,29 +192,27 @@ void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], if (argc >= 3) { show_boot_progress (9); - addr = simple_strtoul(argv[2], NULL, 16); - hdr = (image_header_t *)addr; + rd_hdr = (image_header_t *)simple_strtoul (argv[2], NULL, 16); + printf ("## Loading RAMDISK image at %08lx ...\n", rd_hdr); - printf("## Loading RAMDISK image at %08lx ...\n", addr); - - if (!image_check_magic (hdr)) { + if (!image_check_magic (rd_hdr)) { puts("Bad Magic Number\n"); show_boot_progress (-10); do_reset(cmdtp, flag, argc, argv); } - if (!image_check_hcrc (hdr)) { + if (!image_check_hcrc (rd_hdr)) { puts("Bad Header Checksum\n"); show_boot_progress (-11); do_reset(cmdtp, flag, argc, argv); } show_boot_progress (10); - print_image_hdr (hdr); + print_image_hdr (rd_hdr); if (verify) { puts(" Verifying Checksum ... "); - if (!image_check_dcrc (hdr)) { + if (!image_check_dcrc (rd_hdr)) { puts("Bad Data CRC\n"); show_boot_progress (-12); do_reset(cmdtp, flag, argc, argv); @@ -228,44 +222,32 @@ void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], show_boot_progress (11); - if (!image_check_os (hdr, IH_OS_LINUX) || - !image_check_arch (hdr, IH_ARCH_AVR32) || - !image_check_type (hdr, IH_TYPE_RAMDISK)) { + if (!image_check_os (rd_hdr, IH_OS_LINUX) || + !image_check_arch (rd_hdr, IH_ARCH_AVR32) || + !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) { puts("Not a Linux/AVR32 RAMDISK image\n"); show_boot_progress (-13); do_reset(cmdtp, flag, argc, argv); } - data = image_get_data (hdr); - len = image_get_data_size (hdr); - - } else if (image_check_type (hdr, IH_TYPE_MULTI) && (len_ptr[1])) { - ulong tail = image_to_cpu (len_ptr[0]) % 4; - int i; + rd_data = image_get_data (rd_hdr); + rd_len = image_get_data_size (rd_hdr); + } else if (image_check_type (hdr, IH_TYPE_MULTI)) { + /* + * Get second entry data start address and len + */ show_boot_progress (13); - - /* skip kernel length and terminator */ - data = (ulong) (&len_ptr[2]); - /* skip any additional image length fields */ - for (i = 1; len_ptr[i]; ++i) - data += 4; - /* add kernel length, and align */ - data += image_to_cpu (len_ptr[0]); - if (tail) { - data += 4 - tail; - } - - len = image_to_cpu (len_ptr[1]); + image_multi_getimg (hdr, 1, &rd_data, &rd_len); } else { /* no initrd image */ show_boot_progress (14); - len = data = 0; + rd_len = rd_data = 0; } - if (data) { - initrd_start = data; - initrd_end = initrd_start + len; + if (rd_data) { + initrd_start = rd_data; + initrd_end = initrd_start + rd_len; } else { initrd_start = 0; initrd_end = 0; |