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authorPhilipp Deppenwiese <zaolin@das-labor.org>2018-08-10 16:07:23 -0700
committerPhilipp Deppenwiese <zaolin.daisuki@gmail.com>2018-08-24 12:29:28 +0000
commit31a4700ce9fbd1a4a04e88198e18d50cd9a81897 (patch)
treeeb6f616c3f96a1b9bdc3be782c6cb5d6b920b6b7
parent70866e9f383f4a2bb895486616136ba46add5bfa (diff)
downloadcoreboot-31a4700ce9fbd1a4a04e88198e18d50cd9a81897.tar.xz
soc/cn81xx: Add vboot support
* Add VERSTAGE and VBOOT_WORK to memlayout. * Add hard and soft reset. * Add missing makefile and kconfig includes. Change-Id: I0d7e3c220f5c2c50c4ffe59ac929cb865bfac0ad Signed-off-by: Philipp Deppenwiese <zaolin@das-labor.org> Reviewed-on: https://review.coreboot.org/28022 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Rudolph <siro@das-labor.org>
-rw-r--r--src/soc/cavium/cn81xx/Kconfig5
-rw-r--r--src/soc/cavium/cn81xx/Makefile.inc15
-rw-r--r--src/soc/cavium/cn81xx/include/soc/addressmap.h1
-rw-r--r--src/soc/cavium/cn81xx/include/soc/memlayout.ld6
-rw-r--r--src/soc/cavium/cn81xx/reset.c23
5 files changed, 49 insertions, 1 deletions
diff --git a/src/soc/cavium/cn81xx/Kconfig b/src/soc/cavium/cn81xx/Kconfig
index edc94805cc..24d386c6ae 100644
--- a/src/soc/cavium/cn81xx/Kconfig
+++ b/src/soc/cavium/cn81xx/Kconfig
@@ -17,6 +17,11 @@ config SOC_CAVIUM_CN81XX
if SOC_CAVIUM_CN81XX
+config VBOOT
+ select VBOOT_SEPARATE_VERSTAGE
+ select VBOOT_RETURN_FROM_VERSTAGE
+ select VBOOT_STARTS_IN_BOOTBLOCK
+
config ARM64_BL31_EXTERNAL_FILE
string
default "3rdparty/blobs/soc/cavium/cn81xx/bl31.elf"
diff --git a/src/soc/cavium/cn81xx/Makefile.inc b/src/soc/cavium/cn81xx/Makefile.inc
index 2179bc7ec8..d212715d80 100644
--- a/src/soc/cavium/cn81xx/Makefile.inc
+++ b/src/soc/cavium/cn81xx/Makefile.inc
@@ -25,11 +25,24 @@ bootblock-y += timer.c
bootblock-y += spi.c
bootblock-y += uart.c
bootblock-y += cpu.c
+bootblock-y += reset.c
ifeq ($(CONFIG_BOOTBLOCK_CONSOLE),y)
bootblock-$(CONFIG_DRIVERS_UART) += uart.c
endif
################################################################################
+# verstage
+
+verstage-y += twsi.c
+verstage-y += clock.c
+verstage-y += gpio.c
+verstage-y += timer.c
+verstage-y += spi.c
+verstage-$(CONFIG_DRIVERS_UART) += uart.c
+verstage-y += cbmem.c
+verstage-y += reset.c
+
+################################################################################
# romstage
romstage-y += twsi.c
@@ -40,6 +53,7 @@ romstage-y += spi.c
romstage-y += uart.c
romstage-$(CONFIG_DRIVERS_UART) += uart.c
romstage-y += cbmem.c
+romstage-y += reset.c
romstage-y += sdram.c
romstage-y += mmu.c
@@ -60,6 +74,7 @@ ramstage-y += cpu.c
ramstage-y += cpu_secondary.S
ramstage-y += ecam0.c
ramstage-y += cbmem.c
+ramstage-y += reset.c
ramstage-$(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE) += bl31_plat_params.c
diff --git a/src/soc/cavium/cn81xx/include/soc/addressmap.h b/src/soc/cavium/cn81xx/include/soc/addressmap.h
index f6983064fc..f188961930 100644
--- a/src/soc/cavium/cn81xx/include/soc/addressmap.h
+++ b/src/soc/cavium/cn81xx/include/soc/addressmap.h
@@ -62,6 +62,7 @@
/* RST */
#define RST_PF_BAR0 (0x87E006000000ULL + 0x1600)
+#define RST_SOFT_RESET (RST_PF_BAR0 + 0x80ULL)
#define RST_PP_AVAILABLE (RST_PF_BAR0 + 0x138ULL)
#define RST_PP_RESET (RST_PF_BAR0 + 0x140ULL)
#define RST_PP_PENDING (RST_PF_BAR0 + 0x148ULL)
diff --git a/src/soc/cavium/cn81xx/include/soc/memlayout.ld b/src/soc/cavium/cn81xx/include/soc/memlayout.ld
index b80d152f97..e3bf61f1f4 100644
--- a/src/soc/cavium/cn81xx/include/soc/memlayout.ld
+++ b/src/soc/cavium/cn81xx/include/soc/memlayout.ld
@@ -28,14 +28,18 @@ SECTIONS
/* Insecure region 1MiB - TOP OF DRAM */
/* bootblock-custom.S does setup CAR from SRAM_START to SRAM_END */
SRAM_START(BOOTROM_OFFSET)
+
STACK(BOOTROM_OFFSET, 16K)
TIMESTAMP(BOOTROM_OFFSET + 0x4000, 4K)
PRERAM_CBFS_CACHE(BOOTROM_OFFSET + 0x6000, 8K)
PRERAM_CBMEM_CONSOLE(BOOTROM_OFFSET + 0x8000, 8K)
-
BOOTBLOCK(BOOTROM_OFFSET + 0x20000, 64K)
+ VBOOT2_WORK(BOOTROM_OFFSET + 0x30000, 12K)
+ VERSTAGE(BOOTROM_OFFSET + 0x33000, 52K)
ROMSTAGE(BOOTROM_OFFSET + 0x40000, 256K)
+
SRAM_END(BOOTROM_OFFSET + 0x80000)
+
TTB(BOOTROM_OFFSET + 0x80000, 512K)
RAMSTAGE(BOOTROM_OFFSET + 0x100000, 512K)
/* Stack for secondary CPUs */
diff --git a/src/soc/cavium/cn81xx/reset.c b/src/soc/cavium/cn81xx/reset.c
new file mode 100644
index 0000000000..d3be7c9b5f
--- /dev/null
+++ b/src/soc/cavium/cn81xx/reset.c
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2018-present Facebook, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <arch/io.h>
+#include <soc/addressmap.h>
+#include <reset.h>
+
+void do_soft_reset(void)
+{
+ write64((void *)RST_SOFT_RESET, 1);
+}