From 3ddf57e24ef98284f146cf8d29044d6eea317714 Mon Sep 17 00:00:00 2001 From: Tristan Shieh Date: Thu, 31 May 2018 09:20:53 +0800 Subject: mediatek/mt8183: Add a stub implementation of the MT8183 SOC Most things still need to be filled in, but this will allow us to build boards which use this SOC. BUG=b:80501386 BRANCH=none TEST=timer and uart work fine Change-Id: Ie81fa56ffce85188e1f9e979f9b0e64b764c2627 Signed-off-by: Tristan Shieh Reviewed-on: https://review.coreboot.org/26659 Reviewed-by: Patrick Georgi Reviewed-by: Hung-Te Lin Tested-by: build bot (Jenkins) --- util/mtkheader/gen-bl-img.py | 77 +++++++++++++++++++++++++------------------- 1 file changed, 44 insertions(+), 33 deletions(-) (limited to 'util/mtkheader/gen-bl-img.py') diff --git a/util/mtkheader/gen-bl-img.py b/util/mtkheader/gen-bl-img.py index 361912f637..983923d2b6 100755 --- a/util/mtkheader/gen-bl-img.py +++ b/util/mtkheader/gen-bl-img.py @@ -22,57 +22,68 @@ import sys import hashlib def read(path): - with open(path, "rb") as f: + with open(path, 'rb') as f: return f.read() def write(path, data): - with open(path, "wb") as f: + with open(path, 'wb') as f: f.write(data) -def padding(data, size, pattern = '\0'): +def padding(data, size, pattern='\0'): return data + pattern * (size - len(data)) -def align(data, size, pattern = '\0'): +def align(data, size, pattern='\0'): return padding(data, (len(data) + (size - 1)) & ~(size - 1), pattern) -gfh_infos = { - 'mt8173': struct.pack("44I", - 0x014d4d4d, 0x00000038, 0x454c4946, 0x464e495f, - 0x0000004f, 0x00000001, 0x01050001, 0x000C0f50, - 0xffffffff, 0x00020000, 0x000000a8, 0x00000020, - 0x000000B0, 0x00000001, 0x014d4d4d, 0x0001000c, - 0x00000001, 0x034d4d4d, 0x00070064, 0x00001182, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00006400, 0x00001388, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - )} +def gen_gfh_info(chip, data): + entries = { + 'mt8173': 0x000C1000, + 'mt8183': 0x00201000 + } + + gfh_format = '<44I' + gfh_size = struct.calcsize(gfh_format) + load_addr = entries[chip] - gfh_size + load_size = gfh_size + len(data) + hashlib.sha256().digest_size + + gfh = struct.pack(gfh_format, + 0x014d4d4d, 0x00000038, 0x454c4946, 0x464e495f, + 0x0000004f, 0x00000001, 0x01050001, load_addr, + load_size, 0x00020000, 0x000000a8, 0x00000020, + 0x000000B0, 0x00000001, 0x014d4d4d, 0x0001000c, + 0x00000001, 0x034d4d4d, 0x00070064, 0x00001182, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00006400, 0x00001388, + 0x00000000, 0x00000000, 0x00000000, 0x00000000) + + return gfh def gen_emmc_header(data): - header = (padding(struct.pack("<12sII", "EMMC_BOOT", 1, 512), 512, '\xff') + - padding(struct.pack("<8sIIIIIIII", "BRLYT", 1, 2048, 2048 + len(data), - 0x42424242, 0x00010005, 2048, 2048 + len(data), 1) + '\0' * 140, 512, '\xff') + + header = (padding(struct.pack('<12sII', 'EMMC_BOOT', 1, 512), 512, '\xff') + + padding(struct.pack('<8sIIIIIIII', 'BRLYT', 1, 2048, 2048 + len(data), + 0x42424242, 0x00010005, 2048, 2048 + len(data), 1) + '\0' * 140, 512, + '\xff') + '\0' * 1024) return header def gen_sf_header(data): - header = (padding(struct.pack("<12sII", "SF_BOOT", 1, 512), 512, '\xff') + - padding(struct.pack("<8sIIIIIIII", "BRLYT", 1, 2048, 2048 + len(data), - 0x42424242, 0x00010007, 2048, 2048 + len(data), 1) + '\0' * 140, 512, '\xff') + + header = (padding(struct.pack('<12sII', 'SF_BOOT', 1, 512), 512, '\xff') + + padding(struct.pack('<8sIIIIIIII', 'BRLYT', 1, 2048, 2048 + len(data), + 0x42424242, 0x00010007, 2048, 2048 + len(data), 1) + '\0' * 140, 512, + '\xff') + '\0' * 1024) return header gen_dev_header = { - "emmc": gen_emmc_header, - "sf": gen_sf_header + 'emmc': gen_emmc_header, + 'sf': gen_sf_header } def gen_preloader(chip_ver, flash_type, data): - gfh_info = gfh_infos[chip_ver] - gfh_info = gfh_info[0:32] + struct.pack("1I", len(data)+len(gfh_info)+32) + gfh_info[36:len(gfh_info)] - + gfh_info = gen_gfh_info(chip_ver, data) gfh_hash = hashlib.sha256(gfh_info + data).digest() data = align(gfh_info + data + gfh_hash, 512, '\xff') @@ -81,12 +92,12 @@ def gen_preloader(chip_ver, flash_type, data): def main(argv): if len(argv) != 5: - print "Usage: %s " % argv[0] - print "\t flash_type: emmc/sf" - print "\t chip : mt8173" + print 'Usage: %s ' % argv[0] + print '\t flash_type: emmc|sf' + print '\t chip : mt8173|mt8183' exit(1) write(argv[4], gen_preloader(argv[1], argv[2], read(argv[3]))) -if __name__ == "__main__": +if __name__ == '__main__': main(sys.argv) -- cgit v1.2.3