Change in coreboot[master]: mediatek/mt8183: Separate bootblock from coreboot image

[Tristan Hsieh (Code Review)]

Tristan Hsieh has uploaded this change for review. ( https://review.coreboot.org/27528

Change subject: mediatek/mt8183: Separate bootblock from coreboot image
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mediatek/mt8183: Separate bootblock from coreboot image

We have to separate bootblock from coreboot image since MT8183 must
load bootblock from eMMC, and everything else gets loaded from SPI NOR.
So, we create a 0 byte bootblock.bin for the generic build system, and
pack bootblock.raw.bin to a new file emmc_bootblock.bin.

BUG=b:80501386
BRANCH=none
TEST=Boots correctly on Kukui

Change-Id: I2f0725dbf74120a3b0ba09363f6b673b8d20be5d
Signed-off-by: Tristan Shieh 
---
M src/soc/mediatek/mt8183/Makefile.inc
1 file changed, 6 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/28/27528/1

diff --git a/src/soc/mediatek/mt8183/Makefile.inc b/src/soc/mediatek/mt8183/Makefile.inc
index ca59d34..89bfc94 100644
--- a/src/soc/mediatek/mt8183/Makefile.inc
+++ b/src/soc/mediatek/mt8183/Makefile.inc
@@ -38,7 +38,12 @@
 CPPFLAGS_common += -Isrc/soc/mediatek/mt8183/include
 CPPFLAGS_common += -Isrc/soc/mediatek/common/include

-$(objcbfs)/bootblock.bin: $(objcbfs)/bootblock.raw.bin
+$(objcbfs)/bootblock.bin:
+	truncate -s 0 $@
+
+$(objcbfs)/emmc_bootblock.bin: $(objcbfs)/bootblock.raw.bin
    ./util/mtkheader/gen-bl-img.py mt8183 emmc $< $@

+coreboot: $(objcbfs)/emmc_bootblock.bin
+
 endif