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authorPatrick Rudolph <patrick.rudolph@9elements.com>2018-04-20 14:43:21 +0200
committerPatrick Georgi <pgeorgi@google.com>2018-07-30 18:47:26 +0000
commit5cdaa3305ec928f07fb8e55531d7082aeaecbeb9 (patch)
tree30a4e4f73a71daaae58e14c21e5710708f63795c
parente15556ed3ae859acbdfcd5a4ab175dba8b359c4e (diff)
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soc/cavium/cn81xx: Use ATF from blobs repo
Use precompiled BL31 from blobs repo. There's no check for USE_BLOBS here as the included file is "free": The BL31 is Open-Source and licensed under BSD. Change-Id: I7e9eb429d11150d43aa070d1bd6a11ea71951ce3 Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> Reviewed-on: https://review.coreboot.org/25751 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: David Hendricks <david.hendricks@gmail.com>
-rw-r--r--src/soc/cavium/cn81xx/Kconfig4
-rw-r--r--src/soc/cavium/cn81xx/Makefile.inc3
-rw-r--r--src/soc/cavium/cn81xx/bl31_plat_params.c (renamed from src/soc/cavium/common/bl31_plat_params.c)2
-rw-r--r--src/soc/cavium/cn81xx/include/atf/plat_params.h44
-rw-r--r--src/soc/cavium/cn81xx/include/soc/bl31_plat_params.h (renamed from src/soc/cavium/common/include/soc/bl31_plat_params.h)3
-rw-r--r--src/soc/cavium/cn81xx/include/soc/memlayout.ld5
-rw-r--r--src/soc/cavium/cn81xx/soc.c56
-rw-r--r--src/soc/cavium/common/Kconfig3
-rw-r--r--src/soc/cavium/common/Makefile.inc1
9 files changed, 112 insertions, 9 deletions
diff --git a/src/soc/cavium/cn81xx/Kconfig b/src/soc/cavium/cn81xx/Kconfig
index 3191ef3c1671..edc94805cc10 100644
--- a/src/soc/cavium/cn81xx/Kconfig
+++ b/src/soc/cavium/cn81xx/Kconfig
@@ -17,6 +17,10 @@ config SOC_CAVIUM_CN81XX
if SOC_CAVIUM_CN81XX
+config ARM64_BL31_EXTERNAL_FILE
+ string
+ default "3rdparty/blobs/soc/cavium/cn81xx/bl31.elf"
+
config ARCH_ARMV8_EXTENSION
int
default 1
diff --git a/src/soc/cavium/cn81xx/Makefile.inc b/src/soc/cavium/cn81xx/Makefile.inc
index b2de484ac827..845ac3496178 100644
--- a/src/soc/cavium/cn81xx/Makefile.inc
+++ b/src/soc/cavium/cn81xx/Makefile.inc
@@ -65,9 +65,12 @@ ramstage-y += cpu.c
ramstage-y += cpu_secondary.S
ramstage-y += ecam0.c
+ramstage-$(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE) += bl31_plat_params.c
+
# BDK coreboot interface
ramstage-y += ../common/bdk-coreboot.c
+BL31_MAKEARGS += PLAT=t81 M0_CROSS_COMPILE="$(CROSS_COMPILE_arm)" ENABLE_SPE_FOR_LOWER_ELS=0
CPPFLAGS_common += -Isrc/soc/cavium/cn81xx/include
diff --git a/src/soc/cavium/common/bl31_plat_params.c b/src/soc/cavium/cn81xx/bl31_plat_params.c
index 583eac805927..5d4dead71ea6 100644
--- a/src/soc/cavium/common/bl31_plat_params.c
+++ b/src/soc/cavium/cn81xx/bl31_plat_params.c
@@ -22,6 +22,8 @@ static struct bl31_plat_param *plat_params;
void register_bl31_param(struct bl31_plat_param *param)
{
+ ASSERT(param);
+
param->next = plat_params;
plat_params = param;
}
diff --git a/src/soc/cavium/cn81xx/include/atf/plat_params.h b/src/soc/cavium/cn81xx/include/atf/plat_params.h
new file mode 100644
index 000000000000..93b970b3526a
--- /dev/null
+++ b/src/soc/cavium/cn81xx/include/atf/plat_params.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2018 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.
+ */
+
+#ifndef __PLAT_PARAMS_H__
+#define __PLAT_PARAMS_H__
+
+#include <stdint.h>
+
+/* param type */
+enum {
+ PARAM_NONE = 0,
+ PARAM_FDT,
+ PARAM_COREBOOT_TABLE,
+};
+
+/* common header for all plat parameter type */
+struct bl31_plat_param {
+ uint64_t type;
+ void *next;
+};
+
+struct bl31_fdt_param {
+ struct bl31_plat_param h;
+ uint64_t fdt_ptr;
+};
+
+struct bl31_u64_param {
+ struct bl31_plat_param h;
+ uint64_t value;
+};
+
+void params_early_setup(void *ptr);
+
+#endif /* __PLAT_PARAMS_H__ */
diff --git a/src/soc/cavium/common/include/soc/bl31_plat_params.h b/src/soc/cavium/cn81xx/include/soc/bl31_plat_params.h
index 3407e90c072d..f365aad05909 100644
--- a/src/soc/cavium/common/include/soc/bl31_plat_params.h
+++ b/src/soc/cavium/cn81xx/include/soc/bl31_plat_params.h
@@ -17,8 +17,7 @@
#ifndef __BL31_PLAT_PARAMS_H__
#define __BL31_PLAT_PARAMS_H__
-// FIXME: use correct path one ATF is upstream
-#include <arm-trusted-firmware/plat/rockchip/common/include/plat_params.h>
+#include <atf/plat_params.h>
void register_bl31_param(struct bl31_plat_param *param);
diff --git a/src/soc/cavium/cn81xx/include/soc/memlayout.ld b/src/soc/cavium/cn81xx/include/soc/memlayout.ld
index 0400d2985e68..b80d152f97a3 100644
--- a/src/soc/cavium/cn81xx/include/soc/memlayout.ld
+++ b/src/soc/cavium/cn81xx/include/soc/memlayout.ld
@@ -21,8 +21,11 @@
SECTIONS
{
DRAM_START(0x00000000)
- /* FIXME: Place BL31 in first 1MiB */
+ /* Secure region 0 - 1MiB */
+ REGION(bl31, 0, 0xe0000, 0x1000)
+ REGION(sff8104, 0xe0000, 0x20000, 0x1000)
+ /* 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)
diff --git a/src/soc/cavium/cn81xx/soc.c b/src/soc/cavium/cn81xx/soc.c
index 370e2e83a99d..9dbbcbf1fd9a 100644
--- a/src/soc/cavium/cn81xx/soc.c
+++ b/src/soc/cavium/cn81xx/soc.c
@@ -37,7 +37,10 @@
#include <libbdk-hal/bdk-qlm.h>
#include <libbdk-hal/bdk-config.h>
#include <libbdk-arch/bdk-csrs-bgx.h>
-
+#include <bootmem.h>
+#include <soc/bl31_plat_params.h>
+#include <cbfs.h>
+#include <cbmem.h>
#include <fit.h>
static const char *QLM_BGX_MODE_MAP[BDK_QLM_MODE_LAST] = {
@@ -289,18 +292,62 @@ static int dt_platform_fixup(struct device_tree_fixup *fixup,
return 0;
}
+extern u8 _bl31[];
+extern u8 _ebl31[];
+extern u8 _sff8104[];
+extern u8 _esff8104[];
+
+void bootmem_platform_add_ranges(void)
+{
+ /* ATF reserved */
+ bootmem_add_range((uintptr_t)_bl31,
+ ((uintptr_t)_ebl31 - (uintptr_t)_bl31),
+ BM_MEM_RESERVED);
+
+ bootmem_add_range((uintptr_t)_sff8104,
+ ((uintptr_t)_esff8104 - (uintptr_t)_sff8104),
+ BM_MEM_RESERVED);
+
+ /* Scratchpad for ATF SATA quirks */
+ bootmem_add_range(sdram_size_mb() * KiB, 1 * MiB, BM_MEM_RESERVED);
+}
+
static void soc_read_resources(device_t dev)
{
ram_resource(dev, 0, (uintptr_t)_dram / KiB, sdram_size_mb() * KiB);
}
+static void soc_init_atf(void)
+{
+ static struct bl31_fdt_param fdt_param = {
+ .h = { .type = PARAM_FDT, },
+ };
+
+ size_t size = 0;
+
+ void *ptr = cbfs_boot_map_with_leak("sff8104-linux.dtb",
+ CBFS_TYPE_RAW, &size);
+ if (ptr)
+ memcpy(_sff8104, ptr, size);
+ /* Point to devicetree in secure memory */
+ fdt_param.fdt_ptr = (uintptr_t)_sff8104;
+
+ register_bl31_param(&fdt_param.h);
+
+ static struct bl31_u64_param cbtable_param = {
+ .h = { .type = PARAM_COREBOOT_TABLE, },
+ };
+ /* Point to coreboot tables */
+ cbtable_param.value = (uint64_t)cbmem_find(CBMEM_ID_CBTABLE);
+ if (cbtable_param.value)
+ register_bl31_param(&cbtable_param.h);
+}
+
static void soc_init(device_t dev)
{
/* Init ECAM, MDIO, PEM, PHY, QLM ... */
bdk_boot();
- /* TODO: additional trustzone init */
-
if (IS_ENABLED(CONFIG_PAYLOAD_FIT_SUPPORT)) {
struct device_tree_fixup *dt_fixup;
@@ -311,6 +358,9 @@ static void soc_init(device_t dev)
&device_tree_fixups);
}
}
+
+ if (IS_ENABLED(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE))
+ soc_init_atf();
}
static void soc_final(device_t dev)
diff --git a/src/soc/cavium/common/Kconfig b/src/soc/cavium/common/Kconfig
index 1161ac2263be..f7921dc94c52 100644
--- a/src/soc/cavium/common/Kconfig
+++ b/src/soc/cavium/common/Kconfig
@@ -4,8 +4,7 @@ config SOC_CAVIUM_COMMON
select BOOTBLOCK_CUSTOM
select CAVIUM_BDK
select FLATTENED_DEVICE_TREE
-# FIXME: No Cavium support in ATF
-# select ARM64_USE_ARM_TRUSTED_FIRMWARE
+ select ARM64_USE_ARM_TRUSTED_FIRMWARE
if SOC_CAVIUM_COMMON
diff --git a/src/soc/cavium/common/Makefile.inc b/src/soc/cavium/common/Makefile.inc
index 4d9854186de0..7af8bf58efd9 100644
--- a/src/soc/cavium/common/Makefile.inc
+++ b/src/soc/cavium/common/Makefile.inc
@@ -29,7 +29,6 @@ romstage-y += bdk-coreboot.c
# ramstage
ramstage-y += cbmem.c
-ramstage-$(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE) += bl31_plat_params.c
CPPFLAGS_common += -Isrc/soc/cavium/common/include