fix(plat/rcar): fix cache maintenance process of reading cert header
Move calling inv_dcache_range from before io_read to after that.
Signed-off-by: Hideyuki Nitta <hideyuki.nitta.jf@hitachi.com>
Signed-off-by: Toshiyuki Ogasahara <toshiyuki.ogasahara.bo@hitachi.com>
Signed-off-by: Yoshifumi Hosoya <yoshifumi.hosoya.wj@renesas.com>
Change-Id: Ic0dabf3eb94eeeb04099ed5127cdfda79bbac9b3
diff --git a/drivers/renesas/common/io/io_rcar.c b/drivers/renesas/common/io/io_rcar.c
index fa7b958..45ef386 100644
--- a/drivers/renesas/common/io/io_rcar.c
+++ b/drivers/renesas/common/io/io_rcar.c
@@ -423,15 +423,17 @@
WARN("Firmware Image Package header failed to seek\n");
goto error;
}
-#if RCAR_BL2_DCACHE == 1
- inv_dcache_range((uint64_t) header, sizeof(header));
-#endif
+
rc = io_read(handle, (uintptr_t) &header, sizeof(header), &cnt);
if (rc != IO_SUCCESS) {
WARN("Firmware Image Package header failed to read\n");
goto error;
}
+#if RCAR_BL2_DCACHE == 1
+ inv_dcache_range((uint64_t) header, sizeof(header));
+#endif
+
rcar_image_number = header[0];
for (i = 0; i < rcar_image_number + 2; i++) {
rcar_image_header[i] = header[i * 2 + 1];
@@ -449,10 +451,7 @@
WARN("Firmware Image Package header failed to seek cert\n");
goto error;
}
-#if RCAR_BL2_DCACHE == 1
- inv_dcache_range(RCAR_SDRAM_certESS,
- RCAR_CERT_SIZE * (2 + rcar_image_number));
-#endif
+
rc = io_read(handle, RCAR_SDRAM_certESS,
RCAR_CERT_SIZE * (2 + rcar_image_number), &cnt);
if (rc != IO_SUCCESS) {
@@ -460,6 +459,11 @@
goto error;
}
+#if RCAR_BL2_DCACHE == 1
+ inv_dcache_range(RCAR_SDRAM_certESS,
+ RCAR_CERT_SIZE * (2 + rcar_image_number));
+#endif
+
rcar_cert_load = RCAR_CERT_LOAD;
error: