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fvp_r: initial platform port for fvp_r

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Creating a platform port for FVP_R based on the FVP platform.
Differences including only-BL1, aarch64, Secure only, and EL2 being the
ELmax (No EL3).

Signed-off-by: Lauren Wehrmeister <lauren.wehrmeister@arm.com>
Change-Id: I1283e033fbd4e03c397d0a2c10c4139548b4eee4
This commit is contained in:
laurenw-arm 2020-10-21 13:34:40 -05:00 • committed by Manish Pandey
parent 890ee3e87a
commit 03b201c0fb
13 changed files with 1255 additions and 2 deletions
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13
include/plat/arm/common/arm_def.h
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -59,7 +59,12 @@
#define ARM_DRAM_ID 2
/* The first 4KB of Trusted SRAM are used as shared memory */
#ifdef __PLAT_ARM_TRUSTED_SRAM_BASE__
#define ARM_TRUSTED_SRAM_BASE PLAT_ARM_TRUSTED_SRAM_BASE
#else
#define ARM_TRUSTED_SRAM_BASE UL(0x04000000)
#endif /* __PLAT_ARM_TRUSTED_SRAM_BASE__ */
#define ARM_SHARED_RAM_BASE ARM_TRUSTED_SRAM_BASE
#define ARM_SHARED_RAM_SIZE UL(0x00001000) /* 4 KB */
@ -149,8 +154,12 @@
ARM_TZC_DRAM1_SIZE)
#define ARM_NS_DRAM1_END (ARM_NS_DRAM1_BASE + \
ARM_NS_DRAM1_SIZE - 1U)
#ifdef __PLAT_ARM_DRAM1_BASE__
#define ARM_DRAM1_BASE PLAT_ARM_DRAM1_BASE
#else
#define ARM_DRAM1_BASE ULL(0x80000000)
#endif /* __PLAT_ARM_DRAM1_BASE__ */
#define ARM_DRAM1_SIZE ULL(0x80000000)
#define ARM_DRAM1_END (ARM_DRAM1_BASE + \
ARM_DRAM1_SIZE - 1U)

67
plat/arm/board/fvp_r/fvp_r_bl1_setup.c Normal file
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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <bl1/bl1.h>
#include <common/tbbr/tbbr_img_def.h>
#include <drivers/arm/sp805.h>
#include "fvp_r_private.h"
#include <plat/arm/common/arm_config.h>
#include <plat/arm/common/arm_def.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
/*******************************************************************************
* Perform any BL1 specific platform actions.
******************************************************************************/
void bl1_early_platform_setup(void)
{
arm_bl1_early_platform_setup();
/* Initialize the platform config for future decision making */
fvp_config_setup();
/*
* Initialize Interconnect for this cluster during cold boot.
* No need for locks as no other CPU is active.
*/
fvp_interconnect_init();
/*
* Enable coherency in Interconnect for the primary CPU's cluster.
*/
fvp_interconnect_enable();
}
void plat_arm_secure_wdt_start(void)
{
sp805_start(ARM_SP805_TWDG_BASE, ARM_TWDG_LOAD_VAL);
}
void plat_arm_secure_wdt_stop(void)
{
sp805_stop(ARM_SP805_TWDG_BASE);
}
void bl1_platform_setup(void)
{
arm_bl1_platform_setup();
/* Initialize System level generic or SP804 timer */
fvp_timer_init();
}
__dead2 void bl1_plat_fwu_done(void *client_cookie, void *reserved)
{
/* Setup the watchdog to reset the system as soon as possible */
sp805_refresh(ARM_SP805_TWDG_BASE, 1U);
while (true) {
wfi();
}
}

235
plat/arm/board/fvp_r/fvp_r_common.c Normal file
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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <common/debug.h>
#include <drivers/arm/cci.h>
#include <drivers/arm/ccn.h>
#include <drivers/arm/gicv2.h>
#include <drivers/arm/sp804_delay_timer.h>
#include <drivers/generic_delay_timer.h>
#include <lib/mmio.h>
#include <lib/smccc.h>
#include <lib/xlat_tables/xlat_tables_compat.h>
#include <services/arm_arch_svc.h>
#include "fvp_r_private.h"
#include <plat/arm/common/arm_config.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
#include <platform_def.h>
/* Defines for GIC Driver build time selection */
#define FVP_R_GICV3 2
/*******************************************************************************
* arm_config holds the characteristics of the differences between the FVP_R
* platforms. It will be populated during cold boot at each boot stage by the
* primary before enabling the MPU (to allow interconnect configuration) &
* used thereafter. Each BL will have its own copy to allow independent
* operation.
******************************************************************************/
arm_config_t arm_config;
#define MAP_DEVICE0 MAP_REGION_FLAT(DEVICE0_BASE, \
DEVICE0_SIZE, \
MT_DEVICE | MT_RW | MT_SECURE)
#define MAP_DEVICE1 MAP_REGION_FLAT(DEVICE1_BASE, \
DEVICE1_SIZE, \
MT_DEVICE | MT_RW | MT_SECURE)
/*
* Need to be mapped with write permissions in order to set a new non-volatile
* counter value.
*/
#define MAP_DEVICE2 MAP_REGION_FLAT(DEVICE2_BASE, \
DEVICE2_SIZE, \
MT_DEVICE | MT_RW | MT_SECURE)
/*
* Table of memory regions for various BL stages to map using the MPU.
* This doesn't include Trusted SRAM as setup_page_tables() already takes care
* of mapping it.
*
* The flash needs to be mapped as writable in order to erase the FIP's Table of
* Contents in case of unrecoverable error (see plat_error_handler()).
*/
#ifdef IMAGE_BL1
const mmap_region_t plat_arm_mmap[] = {
ARM_MAP_SHARED_RAM,
V2M_MAP_FLASH0_RW,
V2M_MAP_IOFPGA,
MAP_DEVICE0,
MAP_DEVICE1,
#if TRUSTED_BOARD_BOOT
/* To access the Root of Trust Public Key registers. */
MAP_DEVICE2,
/* Map DRAM to authenticate NS_BL2U image. */
ARM_MAP_NS_DRAM1,
#endif
{0}
};
#endif
ARM_CASSERT_MMAP
#if FVP_R_INTERCONNECT_DRIVER != FVP_R_CCN
static const int fvp_cci400_map[] = {
PLAT_FVP_R_CCI400_CLUS0_SL_PORT,
PLAT_FVP_R_CCI400_CLUS1_SL_PORT,
};
static const int fvp_cci5xx_map[] = {
PLAT_FVP_R_CCI5XX_CLUS0_SL_PORT,
PLAT_FVP_R_CCI5XX_CLUS1_SL_PORT,
};
static unsigned int get_interconnect_master(void)
{
unsigned int master;
u_register_t mpidr;
mpidr = read_mpidr_el1();
master = ((arm_config.flags & ARM_CONFIG_FVP_SHIFTED_AFF) != 0U) ?
MPIDR_AFFLVL2_VAL(mpidr) : MPIDR_AFFLVL1_VAL(mpidr);
assert(master < FVP_R_CLUSTER_COUNT);
return master;
}
#endif
/*******************************************************************************
* Initialize the platform config for future decision making
******************************************************************************/
void __init fvp_config_setup(void)
{
arm_config.flags |= ARM_CONFIG_BASE_MMAP;
/*
* We assume that the presence of MT bit, and therefore shifted
* affinities, is uniform across the platform: either all CPUs, or no
* CPUs implement it.
*/
if ((read_mpidr_el1() & MPIDR_MT_MASK) != 0U) {
arm_config.flags |= ARM_CONFIG_FVP_SHIFTED_AFF;
}
}
void __init fvp_interconnect_init(void)
{
#if FVP_R_INTERCONNECT_DRIVER == FVP_R_CCN
if (ccn_get_part0_id(PLAT_ARM_CCN_BASE) != CCN_502_PART0_ID) {
ERROR("Unrecognized CCN variant detected. Only CCN-502 is supported");
panic();
}
plat_arm_interconnect_init();
#else
uintptr_t cci_base = 0U;
const int *cci_map = NULL;
unsigned int map_size = 0U;
/* Initialize the right interconnect */
if ((arm_config.flags & ARM_CONFIG_FVP_HAS_CCI5XX) != 0U) {
cci_base = PLAT_FVP_R_CCI5XX_BASE;
cci_map = fvp_cci5xx_map;
map_size = ARRAY_SIZE(fvp_cci5xx_map);
} else if ((arm_config.flags & ARM_CONFIG_FVP_HAS_CCI400) != 0U) {
cci_base = PLAT_FVP_R_CCI400_BASE;
cci_map = fvp_cci400_map;
map_size = ARRAY_SIZE(fvp_cci400_map);
} else {
return;
}
assert(cci_base != 0U);
assert(cci_map != NULL);
cci_init(cci_base, cci_map, map_size);
#endif
}
void fvp_interconnect_enable(void)
{
#if FVP_R_INTERCONNECT_DRIVER == FVP_R_CCN
plat_arm_interconnect_enter_coherency();
#else
unsigned int master;
if ((arm_config.flags & (ARM_CONFIG_FVP_HAS_CCI400 |
ARM_CONFIG_FVP_HAS_CCI5XX)) != 0U) {
master = get_interconnect_master();
cci_enable_snoop_dvm_reqs(master);
}
#endif
}
void fvp_interconnect_disable(void)
{
#if FVP_R_INTERCONNECT_DRIVER == FVP_R_CCN
plat_arm_interconnect_exit_coherency();
#else
unsigned int master;
if ((arm_config.flags & (ARM_CONFIG_FVP_HAS_CCI400 |
ARM_CONFIG_FVP_HAS_CCI5XX)) != 0U) {
master = get_interconnect_master();
cci_disable_snoop_dvm_reqs(master);
}
#endif
}
#if TRUSTED_BOARD_BOOT
int plat_get_mbedtls_heap(void **heap_addr, size_t *heap_size)
{
assert(heap_addr != NULL);
assert(heap_size != NULL);
return arm_get_mbedtls_heap(heap_addr, heap_size);
}
#endif
void fvp_timer_init(void)
{
#if USE_SP804_TIMER
/* Enable the clock override for SP804 timer 0, which means that no
* clock dividers are applied and the raw (35MHz) clock will be used.
*/
mmio_write_32(V2M_SP810_BASE, FVP_R_SP810_CTRL_TIM0_OV);
/* Initialize delay timer driver using SP804 dual timer 0 */
sp804_timer_init(V2M_SP804_TIMER0_BASE,
SP804_TIMER_CLKMULT, SP804_TIMER_CLKDIV);
#else
generic_delay_timer_init();
/* Enable System level generic timer */
mmio_write_32(ARM_SYS_CNTCTL_BASE + CNTCR_OFF,
CNTCR_FCREQ(0U) | CNTCR_EN);
#endif /* USE_SP804_TIMER */
}
/* Get SOC version */
int32_t plat_get_soc_version(void)
{
return (int32_t)
((ARM_SOC_IDENTIFICATION_CODE << ARM_SOC_IDENTIFICATION_SHIFT)
| (ARM_SOC_CONTINUATION_CODE << ARM_SOC_CONTINUATION_SHIFT)
| FVP_R_SOC_ID);
}
/* Get SOC revision */
int32_t plat_get_soc_revision(void)
{
unsigned int sys_id;
sys_id = mmio_read_32(V2M_SYSREGS_BASE + V2M_SYS_ID);
return (int32_t)((sys_id >> V2M_SYS_ID_REV_SHIFT) &
V2M_SYS_ID_REV_MASK);
}

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plat/arm/board/fvp_r/fvp_r_def.h Normal file
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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef FVP_R_DEF_H
#define FVP_R_DEF_H
#include <lib/utils_def.h>
#ifndef FVP_R_CLUSTER_COUNT
#error "FVP_R_CLUSTER_COUNT is not set in makefile"
#endif
#ifndef FVP_R_MAX_CPUS_PER_CLUSTER
#error "FVP_R_MAX_CPUS_PER_CLUSTER is not set in makefile"
#endif
#ifndef FVP_R_MAX_PE_PER_CPU
#error "FVP_R_MAX_PE_PER_CPU is not set in makefile"
#endif
#define FVP_R_PRIMARY_CPU 0x0
/* Defines for the Interconnect build selection */
#define FVP_R_CCI 1
#define FVP_R_CCN 2
/******************************************************************************
* Definition of platform soc id
*****************************************************************************/
#define FVP_R_SOC_ID 0
/*******************************************************************************
* FVP_R memory map related constants
******************************************************************************/
#define FLASH1_BASE UL(0x0c000000)
#define FLASH1_SIZE UL(0x04000000)
#define PSRAM_BASE UL(0x14000000)
#define PSRAM_SIZE UL(0x04000000)
#define VRAM_BASE UL(0x18000000)
#define VRAM_SIZE UL(0x02000000)
/* Aggregate of all devices in the first GB */
#define DEVICE0_BASE UL(0x20000000)
#define DEVICE0_SIZE UL(0x0c200000)
/*
* In case of FVP_R models with CCN, the CCN register space overlaps into
* the NSRAM area.
*/
#define DEVICE1_BASE UL(0x2e000000)
#define DEVICE1_SIZE UL(0x1A00000)
#define NSRAM_BASE UL(0x2e000000)
#define NSRAM_SIZE UL(0x10000)
/* Devices in the second GB */
#define DEVICE2_BASE UL(0x7fe00000)
#define DEVICE2_SIZE UL(0x00200000)
/* Non-volatile counters */
#define TRUSTED_NVCTR_BASE UL(0x7fe70000)
#define TFW_NVCTR_BASE (TRUSTED_NVCTR_BASE + UL(0x0000))
#define TFW_NVCTR_SIZE UL(4)
#define NTFW_CTR_BASE (TRUSTED_NVCTR_BASE + UL(0x0004))
#define NTFW_CTR_SIZE UL(4)
/* Keys */
#define SOC_KEYS_BASE UL(0x7fe80000)
#define TZ_PUB_KEY_HASH_BASE (SOC_KEYS_BASE + UL(0x0000))
#define TZ_PUB_KEY_HASH_SIZE UL(32)
#define HU_KEY_BASE (SOC_KEYS_BASE + UL(0x0020))
#define HU_KEY_SIZE UL(16)
#define END_KEY_BASE (SOC_KEYS_BASE + UL(0x0044))
#define END_KEY_SIZE UL(32)
/* Constants to distinguish FVP_R type */
#define HBI_BASE_FVP_R U(0x020)
#define REV_BASE_FVP_R_V0 U(0x0)
#define REV_BASE_FVP_R_REVC U(0x2)
#define HBI_FOUNDATION_FVP_R U(0x010)
#define REV_FOUNDATION_FVP_R_V2_0 U(0x0)
#define REV_FOUNDATION_FVP_R_V2_1 U(0x1)
#define REV_FOUNDATION_FVP_R_v9_1 U(0x2)
#define REV_FOUNDATION_FVP_R_v9_6 U(0x3)
#define BLD_GIC_VE_MMAP U(0x0)
#define BLD_GIC_A53A57_MMAP U(0x1)
#define ARCH_MODEL U(0x1)
/* FVP_R Power controller base address*/
#define PWRC_BASE UL(0x1c100000)
/* FVP_R SP804 timer frequency is 35 MHz*/
#define SP804_TIMER_CLKMULT 1
#define SP804_TIMER_CLKDIV 35
/* SP810 controller. FVP_R specific flags */
#define FVP_R_SP810_CTRL_TIM0_OV BIT_32(16)
#define FVP_R_SP810_CTRL_TIM1_OV BIT_32(18)
#define FVP_R_SP810_CTRL_TIM2_OV BIT_32(20)
#define FVP_R_SP810_CTRL_TIM3_OV BIT_32(22)
#endif /* FVP_R_DEF_H */

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plat/arm/board/fvp_r/fvp_r_err.c Normal file
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/*
* Copyright (c) 2021, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <errno.h>
#include <common/debug.h>
#include <drivers/arm/sp805.h>
#include <drivers/cfi/v2m_flash.h>
#include <plat/arm/common/plat_arm.h>
#include <platform_def.h>
/*
* FVP_R error handler
*/
__dead2 void plat_arm_error_handler(int err)
{
int ret;
switch (err) {
case -ENOENT:
case -EAUTH:
/* Image load or authentication error. Erase the ToC */
INFO("Erasing FIP ToC from flash...\n");
(void)nor_unlock(PLAT_ARM_FIP_BASE);
ret = nor_word_program(PLAT_ARM_FIP_BASE, 0);
if (ret != 0) {
ERROR("Cannot erase ToC\n");
} else {
INFO("Done\n");
}
break;
default:
/* Unexpected error */
break;
}
(void)console_flush();
/* Setup the watchdog to reset the system as soon as possible */
sp805_refresh(ARM_SP805_TWDG_BASE, 1U);
while (true) {
wfi();
}
}

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plat/arm/board/fvp_r/fvp_r_helpers.S Normal file
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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <drivers/arm/fvp/fvp_pwrc.h>
#include <drivers/arm/gicv2.h>
#include <drivers/arm/gicv3.h>
#include <platform_def.h>
.globl plat_secondary_cold_boot_setup
.globl plat_get_my_entrypoint
.globl plat_is_my_cpu_primary
.globl plat_arm_calc_core_pos
/* -----------------------------------------------------
* void plat_secondary_cold_boot_setup (void);
*
* This function performs any platform specific actions
* needed for a secondary cpu after a cold reset e.g
* mark the cpu's presence, mechanism to place it in a
* holding pen etc.
* TODO: Should we read the PSYS register to make sure
* that the request has gone through.
* -----------------------------------------------------
*/
func plat_secondary_cold_boot_setup
/* ---------------------------------------------
* Power down this cpu.
* TODO: Do we need to worry about powering the
* cluster down as well here? That will need
* locks which we won't have unless an elf-
* loader zeroes out the zi section.
* ---------------------------------------------
*/
mrs x0, mpidr_el1
mov_imm x1, PWRC_BASE
str w0, [x1, #PPOFFR_OFF]
/* ---------------------------------------------
* There is no sane reason to come out of this
* wfi so panic if we do. This cpu will be pow-
* ered on and reset by the cpu_on pm api
* ---------------------------------------------
*/
dsb sy
wfi
no_ret plat_panic_handler
endfunc plat_secondary_cold_boot_setup
/* ---------------------------------------------------------------------
* uintptr_t plat_get_my_entrypoint (void);
*
* Main job of this routine is to distinguish between a cold and warm
* boot. On FVP_R, this information can be queried from the power
* controller. The Power Control SYS Status Register (PSYSR) indicates
* the wake-up reason for the CPU.
*
* For a cold boot, return 0.
* For a warm boot, read the mailbox and return the address it contains.
*
* TODO: PSYSR is a common register and should be
* accessed using locks. Since it is not possible
* to use locks immediately after a cold reset
* we are relying on the fact that after a cold
* reset all cpus will read the same WK field
* ---------------------------------------------------------------------
*/
func plat_get_my_entrypoint
/* ---------------------------------------------------------------------
* When bit PSYSR.WK indicates either "Wake by PPONR" or "Wake by GIC
* WakeRequest signal" then it is a warm boot.
* ---------------------------------------------------------------------
*/
mrs x2, mpidr_el1
mov_imm x1, PWRC_BASE
str w2, [x1, #PSYSR_OFF]
ldr w2, [x1, #PSYSR_OFF]
ubfx w2, w2, #PSYSR_WK_SHIFT, #PSYSR_WK_WIDTH
cmp w2, #WKUP_PPONR
beq warm_reset
cmp w2, #WKUP_GICREQ
beq warm_reset
/* Cold reset */
mov x0, #0
ret
warm_reset:
/* ---------------------------------------------------------------------
* A mailbox is maintained in the trusted SRAM. It is flushed out of the
* caches after every update using normal memory so it is safe to read
* it here with SO attributes.
* ---------------------------------------------------------------------
*/
mov_imm x0, PLAT_ARM_TRUSTED_MAILBOX_BASE
ldr x0, [x0]
cbz x0, _panic_handler
ret
/* ---------------------------------------------------------------------
* The power controller indicates this is a warm reset but the mailbox
* is empty. This should never happen!
* ---------------------------------------------------------------------
*/
_panic_handler:
no_ret plat_panic_handler
endfunc plat_get_my_entrypoint
/* -----------------------------------------------------
* unsigned int plat_is_my_cpu_primary (void);
*
* Find out whether the current cpu is the primary
* cpu.
* -----------------------------------------------------
*/
func plat_is_my_cpu_primary
mrs x0, mpidr_el1
mov_imm x1, MPIDR_AFFINITY_MASK
and x0, x0, x1
cmp x0, #FVP_R_PRIMARY_CPU
cset w0, eq
ret
endfunc plat_is_my_cpu_primary
/* ---------------------------------------------------------------------
* unsigned int plat_arm_calc_core_pos(u_register_t mpidr)
*
* Function to calculate the core position on FVP_R.
*
* (ClusterId * FVP_R_MAX_CPUS_PER_CLUSTER * FVP_R_MAX_PE_PER_CPU) +
* (CPUId * FVP_R_MAX_PE_PER_CPU) +
* ThreadId
*
* which can be simplified as:
*
* ((ClusterId * FVP_R_MAX_CPUS_PER_CLUSTER + CPUId) * FVP_R_MAX_PE_PER_CPU)
* + ThreadId
* ---------------------------------------------------------------------
*/
func plat_arm_calc_core_pos
/*
* Check for MT bit in MPIDR. If not set, shift MPIDR to left to make it
* look as if in a multi-threaded implementation.
*/
tst x0, #MPIDR_MT_MASK
lsl x3, x0, #MPIDR_AFFINITY_BITS
csel x3, x3, x0, eq
/* Extract individual affinity fields from MPIDR */
ubfx x0, x3, #MPIDR_AFF0_SHIFT, #MPIDR_AFFINITY_BITS
ubfx x1, x3, #MPIDR_AFF1_SHIFT, #MPIDR_AFFINITY_BITS
ubfx x2, x3, #MPIDR_AFF2_SHIFT, #MPIDR_AFFINITY_BITS
/* Compute linear position */
mov x4, #FVP_R_MAX_CPUS_PER_CLUSTER
madd x1, x2, x4, x1
mov x5, #FVP_R_MAX_PE_PER_CPU
madd x0, x1, x5, x0
ret
endfunc plat_arm_calc_core_pos

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plat/arm/board/fvp_r/fvp_r_io_storage.c Normal file
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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <common/debug.h>
#include <drivers/io/io_driver.h>
#include <drivers/io/io_semihosting.h>
#include <drivers/io/io_storage.h>
#include <lib/semihosting.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/common_def.h>
/* Semihosting filenames */
#define TB_FW_CONFIG_NAME "fvp_tb_fw_config.dtb"
#define HW_CONFIG_NAME "hw_config.dtb"
#if TRUSTED_BOARD_BOOT
#define TRUSTED_BOOT_FW_CERT_NAME "tb_fw.crt"
#define TRUSTED_KEY_CERT_NAME "trusted_key.crt"
#define SOC_FW_KEY_CERT_NAME "soc_fw_key.crt"
#define TOS_FW_KEY_CERT_NAME "tos_fw_key.crt"
#define NT_FW_KEY_CERT_NAME "nt_fw_key.crt"
#define SOC_FW_CONTENT_CERT_NAME "soc_fw_content.crt"
#define TOS_FW_CONTENT_CERT_NAME "tos_fw_content.crt"
#define NT_FW_CONTENT_CERT_NAME "nt_fw_content.crt"
#endif /* TRUSTED_BOARD_BOOT */
/* IO devices */
static const io_dev_connector_t *sh_dev_con;
static uintptr_t sh_dev_handle;
static const io_file_spec_t sh_file_spec[] = {
[TB_FW_CONFIG_ID] = {
.path = TB_FW_CONFIG_NAME,
.mode = FOPEN_MODE_RB
},
[HW_CONFIG_ID] = {
.path = HW_CONFIG_NAME,
.mode = FOPEN_MODE_RB
},
#if TRUSTED_BOARD_BOOT
[TRUSTED_KEY_CERT_ID] = {
.path = TRUSTED_KEY_CERT_NAME,
.mode = FOPEN_MODE_RB
},
[NON_TRUSTED_FW_KEY_CERT_ID] = {
.path = NT_FW_KEY_CERT_NAME,
.mode = FOPEN_MODE_RB
},
[NON_TRUSTED_FW_CONTENT_CERT_ID] = {
.path = NT_FW_CONTENT_CERT_NAME,
.mode = FOPEN_MODE_RB
},
#endif /* TRUSTED_BOARD_BOOT */
};
static int open_semihosting(const uintptr_t spec)
{
int result;
uintptr_t local_image_handle;
/* See if the file exists on semi-hosting.*/
result = io_dev_init(sh_dev_handle, (uintptr_t)NULL);
if (result == 0) {
result = io_open(sh_dev_handle, spec, &local_image_handle);
if (result == 0) {
VERBOSE("Using Semi-hosting IO\n");
io_close(local_image_handle);
}
}
return result;
}
void plat_arm_io_setup(void)
{
int io_result;
io_result = arm_io_setup();
if (io_result < 0) {
panic();
}
/* Register the additional IO devices on this platform */
io_result = register_io_dev_sh(&sh_dev_con);
if (io_result < 0) {
panic();
}
/* Open connections to devices and cache the handles */
io_result = io_dev_open(sh_dev_con, (uintptr_t)NULL, &sh_dev_handle);
if (io_result < 0) {
panic();
}
}
/*
* FVP_R provides semihosting as an alternative to load images
*/
int plat_arm_get_alt_image_source(unsigned int image_id, uintptr_t *dev_handle,
uintptr_t *image_spec)
{
int result = open_semihosting((const uintptr_t)&sh_file_spec[image_id]);
if (result == 0) {
*dev_handle = sh_dev_handle;
*image_spec = (uintptr_t)&sh_file_spec[image_id];
}
return result;
}

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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef FVP_R_PRIVATE_H
#define FVP_R_PRIVATE_H
#include <plat/arm/common/plat_arm.h>
/*******************************************************************************
* Function and variable prototypes
******************************************************************************/
void fvp_config_setup(void);
void fvp_interconnect_init(void);
void fvp_interconnect_enable(void);
void fvp_interconnect_disable(void);
void fvp_timer_init(void);
#endif /* FVP_R_PRIVATE_H */

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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <stdint.h>
#include <arch_helpers.h>
#include <plat/common/platform.h>
#define RANDOM_CANARY_VALUE ((u_register_t) 8092347823957523895ULL)
u_register_t plat_get_stack_protector_canary(void)
{
/*
* Ideally, a random number should be returned instead of the
* combination of a timer's value and a compile-time constant. As the
* FVP_R does not have any random number generator, this is better than
* nothing but not necessarily really secure.
*/
return RANDOM_CANARY_VALUE ^ read_cntpct_el0();
}

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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <stdint.h>
#include <string.h>
#include <lib/fconf/fconf.h>
#include <lib/mmio.h>
#include <tools_share/tbbr_oid.h>
#include <plat/arm/common/fconf_nv_cntr_getter.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
#include <platform_def.h>
/*
* Return the ROTPK hash in the following ASN.1 structure in DER format:
*
* AlgorithmIdentifier ::= SEQUENCE {
* algorithm OBJECT IDENTIFIER,
* parameters ANY DEFINED BY algorithm OPTIONAL
* }
*
* DigestInfo ::= SEQUENCE {
* digestAlgorithm AlgorithmIdentifier,
* digest OCTET STRING
* }
*/
int plat_get_rotpk_info(void *cookie, void **key_ptr, unsigned int *key_len,
unsigned int *flags)
{
return arm_get_rotpk_info(cookie, key_ptr, key_len, flags);
}
/*
* Store a new non-volatile counter value.
*
* On some FVP_R versions, the non-volatile counters are read-only so this
* function will always fail.
*
* Return: 0 = success, Otherwise = error
*/
int plat_set_nv_ctr(void *cookie, unsigned int nv_ctr)
{
const char *oid;
uintptr_t nv_ctr_addr;
assert(cookie != NULL);
oid = (const char *)cookie;
if (strcmp(oid, TRUSTED_FW_NVCOUNTER_OID) == 0) {
nv_ctr_addr = FCONF_GET_PROPERTY(cot, nv_cntr_addr,
TRUSTED_NV_CTR_ID);
} else if (strcmp(oid, NON_TRUSTED_FW_NVCOUNTER_OID) == 0) {
nv_ctr_addr = FCONF_GET_PROPERTY(cot, nv_cntr_addr,
NON_TRUSTED_NV_CTR_ID);
} else {
return 1;
}
mmio_write_32(nv_ctr_addr, nv_ctr);
/*
* If the FVP_R models a locked counter then its value cannot be updated
* and the above write operation has been silently ignored.
*/
return (mmio_read_32(nv_ctr_addr) == nv_ctr) ? 0 : 1;
}

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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PLAT_LD_S
#define PLAT_LD_S
#include <plat/arm/common/arm_tzc_dram.ld.S>
#endif /* PLAT_LD_S */

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/*
* Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PLATFORM_DEF_H
#define PLATFORM_DEF_H
#include "../fvp_r_def.h"
#include <drivers/arm/tzc400.h>
#include <lib/utils_def.h>
#include <plat/arm/board/common/v2m_def.h>
#include <plat/arm/common/arm_def.h>
#include <plat/common/common_def.h>
#define NO_EL3 1
/* Required platform porting definitions */
#define PLATFORM_CORE_COUNT (U(FVP_R_CLUSTER_COUNT) * \
U(FVP_R_MAX_CPUS_PER_CLUSTER) * \
U(FVP_R_MAX_PE_PER_CPU))
#define PLAT_NUM_PWR_DOMAINS (U(FVP_R_CLUSTER_COUNT) + \
PLATFORM_CORE_COUNT + U(1))
#define PLAT_MAX_PWR_LVL ARM_PWR_LVL2
/*
* Other platform porting definitions are provided by included headers
*/
/*
* Required ARM standard platform porting definitions
*/
#define PLAT_ARM_CLUSTER_COUNT U(FVP_R_CLUSTER_COUNT)
#define PLAT_ARM_DRAM1_BASE ULL(0x0)
#define PLAT_ARM_TRUSTED_ROM_BASE UL(0x80000000)
#define PLAT_ARM_TRUSTED_ROM_SIZE UL(0x04000000) /* 64 MB */
#define PLAT_ARM_TRUSTED_SRAM_BASE UL(0x84000000)
#define PLAT_ARM_TRUSTED_SRAM_SIZE UL(0x00040000) /* 256 KB */
#define PLAT_ARM_TRUSTED_DRAM_BASE UL(0x86000000)
#define PLAT_ARM_TRUSTED_DRAM_SIZE UL(0x02000000) /* 32 MB */
/* virtual address used by dynamic mem_protect for chunk_base */
#define PLAT_ARM_MEM_PROTEC_VA_FRAME UL(0xc0000000)
/* No SCP in FVP_R */
#define PLAT_ARM_SCP_TZC_DRAM1_SIZE UL(0x0)
#define PLAT_ARM_DRAM2_BASE ULL(0x080000000)
#define PLAT_ARM_DRAM2_SIZE UL(0x80000000)
#define PLAT_HW_CONFIG_DTB_BASE ULL(0x12000000)
#define PLAT_HW_CONFIG_DTB_SIZE ULL(0x8000)
#define ARM_DTB_DRAM_NS MAP_REGION_FLAT( \
PLAT_HW_CONFIG_DTB_BASE, \
PLAT_HW_CONFIG_DTB_SIZE, \
MT_MEMORY | MT_RO | MT_NS)
/*
* Load address of BL33 for this platform port
*/
#define PLAT_ARM_NS_IMAGE_BASE (ARM_DRAM1_BASE + UL(0x8000000))
/*
* PLAT_ARM_MMAP_ENTRIES depends on the number of entries in the
* plat_arm_mmap array defined for each BL stage.
*/
#if !USE_ROMLIB
# define PLAT_ARM_MMAP_ENTRIES 11
# define MAX_XLAT_TABLES 5
#else
# define PLAT_ARM_MMAP_ENTRIES 12
# define MAX_XLAT_TABLES 6
#endif
/*
* These nominally reserve the last block of flash for PSCI MEM PROTECT flag,
* but no PSCI in FVP_R platform, so reserve nothing:
*/
#define PLAT_ARM_FLASH_IMAGE_BASE V2M_FLASH0_BASE
#define PLAT_ARM_FLASH_IMAGE_MAX_SIZE 0
/*
* PLAT_ARM_MAX_BL1_RW_SIZE is calculated using the current BL1 RW debug size
* plus a little space for growth.
*/
#define PLAT_ARM_MAX_BL1_RW_SIZE UL(0xB000)
/*
* PLAT_ARM_MAX_ROMLIB_RW_SIZE is define to use a full page
*/
#if USE_ROMLIB
#define PLAT_ARM_MAX_ROMLIB_RW_SIZE UL(0x1000)
#define PLAT_ARM_MAX_ROMLIB_RO_SIZE UL(0xe000)
#define FVP_R_BL2_ROMLIB_OPTIMIZATION UL(0x6000)
#else
#define PLAT_ARM_MAX_ROMLIB_RW_SIZE UL(0)
#define PLAT_ARM_MAX_ROMLIB_RO_SIZE UL(0)
#define FVP_R_BL2_ROMLIB_OPTIMIZATION UL(0)
#endif
/*
* PLAT_ARM_MAX_BL2_SIZE is calculated using the current BL2 debug size plus a
* little space for growth.
*/
#if TRUSTED_BOARD_BOOT
#if COT_DESC_IN_DTB
# define PLAT_ARM_MAX_BL2_SIZE (UL(0x1E000) - FVP_R_BL2_ROMLIB_OPTIMIZATION)
#else
# define PLAT_ARM_MAX_BL2_SIZE (UL(0x1D000) - FVP_R_BL2_ROMLIB_OPTIMIZATION)
#endif
#else
# define PLAT_ARM_MAX_BL2_SIZE (UL(0x13000) - FVP_R_BL2_ROMLIB_OPTIMIZATION)
#endif
/*
* Since BL31 NOBITS overlays BL2 and BL1-RW, PLAT_ARM_MAX_BL31_SIZE is
* calculated using the current BL31 PROGBITS debug size plus the sizes of
* BL2 and BL1-RW
*/
#define PLAT_ARM_MAX_BL31_SIZE UL(0x3D000)
/*
* Size of cacheable stacks
*/
#if defined(IMAGE_BL1)
# if TRUSTED_BOARD_BOOT
# define PLATFORM_STACK_SIZE UL(0x1000)
# else
# define PLATFORM_STACK_SIZE UL(0x500)
# endif
#endif
#define MAX_IO_DEVICES 3
#define MAX_IO_HANDLES 4
/* Reserve the last block of flash for PSCI MEM PROTECT flag */
#define PLAT_ARM_FIP_BASE V2M_FLASH0_BASE
#define PLAT_ARM_FIP_MAX_SIZE (V2M_FLASH0_SIZE - V2M_FLASH_BLOCK_SIZE)
#define PLAT_ARM_NVM_BASE V2M_FLASH0_BASE
#define PLAT_ARM_NVM_SIZE (V2M_FLASH0_SIZE - V2M_FLASH_BLOCK_SIZE)
/*
* PL011 related constants
*/
#define PLAT_ARM_BOOT_UART_BASE V2M_IOFPGA_UART0_BASE
#define PLAT_ARM_BOOT_UART_CLK_IN_HZ V2M_IOFPGA_UART0_CLK_IN_HZ
#define PLAT_ARM_RUN_UART_BASE V2M_IOFPGA_UART1_BASE
#define PLAT_ARM_RUN_UART_CLK_IN_HZ V2M_IOFPGA_UART1_CLK_IN_HZ
#define PLAT_ARM_CRASH_UART_BASE PLAT_ARM_RUN_UART_BASE
#define PLAT_ARM_CRASH_UART_CLK_IN_HZ PLAT_ARM_RUN_UART_CLK_IN_HZ
#define PLAT_ARM_TSP_UART_BASE V2M_IOFPGA_UART2_BASE
#define PLAT_ARM_TSP_UART_CLK_IN_HZ V2M_IOFPGA_UART2_CLK_IN_HZ
/* CCI related constants */
#define PLAT_FVP_R_CCI400_BASE UL(0xac090000)
#define PLAT_FVP_R_CCI400_CLUS0_SL_PORT 3
#define PLAT_FVP_R_CCI400_CLUS1_SL_PORT 4
/* CCI-500/CCI-550 on Base platform */
#define PLAT_FVP_R_CCI5XX_BASE UL(0xaa000000)
#define PLAT_FVP_R_CCI5XX_CLUS0_SL_PORT 5
#define PLAT_FVP_R_CCI5XX_CLUS1_SL_PORT 6
/* CCN related constants. Only CCN 502 is currently supported */
#define PLAT_ARM_CCN_BASE UL(0xae000000)
#define PLAT_ARM_CLUSTER_TO_CCN_ID_MAP 1, 5, 7, 11
/* System timer related constants */
#define PLAT_ARM_NSTIMER_FRAME_ID U(1)
/* Mailbox base address */
#define PLAT_ARM_TRUSTED_MAILBOX_BASE ARM_TRUSTED_SRAM_BASE
/* TrustZone controller related constants
*
* Currently only filters 0 and 2 are connected on Base FVP_R.
* Filter 0 : CPU clusters (no access to DRAM by default)
* Filter 1 : not connected
* Filter 2 : LCDs (access to VRAM allowed by default)
* Filter 3 : not connected
* Programming unconnected filters will have no effect at the
* moment. These filter could, however, be connected in future.
* So care should be taken not to configure the unused filters.
*
* Allow only non-secure access to all DRAM to supported devices.
* Give access to the CPUs and Virtio. Some devices
* would normally use the default ID so allow that too.
*/
#define PLAT_ARM_TZC_BASE UL(0xaa4a0000)
#define PLAT_ARM_TZC_FILTERS TZC_400_REGION_ATTR_FILTER_BIT(0)
#define PLAT_ARM_TZC_NS_DEV_ACCESS ( \
TZC_REGION_ACCESS_RDWR(FVP_R_NSAID_DEFAULT) | \
TZC_REGION_ACCESS_RDWR(FVP_R_NSAID_PCI) | \
TZC_REGION_ACCESS_RDWR(FVP_R_NSAID_AP) | \
TZC_REGION_ACCESS_RDWR(FVP_R_NSAID_VIRTIO) | \
TZC_REGION_ACCESS_RDWR(FVP_R_NSAID_VIRTIO_OLD))
/*
* GIC related constants to cater for both GICv2 and GICv3 instances of an
* FVP_R. They could be overridden at runtime in case the FVP_R implements the
* legacy VE memory map.
*/
#define PLAT_ARM_GICD_BASE BASE_GICD_BASE
#define PLAT_ARM_GICR_BASE BASE_GICR_BASE
#define PLAT_ARM_GICC_BASE BASE_GICC_BASE
#define PLAT_ARM_SP_IMAGE_STACK_BASE (PLAT_SP_IMAGE_NS_BUF_BASE + \
PLAT_SP_IMAGE_NS_BUF_SIZE)
#define PLAT_SP_PRI PLAT_RAS_PRI
/*
* Physical and virtual address space limits for MPU in AARCH64 & AARCH32 modes
*/
#ifdef __aarch64__
#define PLAT_PHY_ADDR_SPACE_SIZE (1ULL << 36)
#define PLAT_VIRT_ADDR_SPACE_SIZE (1ULL << 36)
#else
#define PLAT_PHY_ADDR_SPACE_SIZE (1ULL << 32)
#define PLAT_VIRT_ADDR_SPACE_SIZE (1ULL << 32)
#endif
#define ARM_SOC_CONTINUATION_SHIFT U(24)
#define ARM_SOC_IDENTIFICATION_SHIFT U(16)
#endif /* PLATFORM_DEF_H */

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#
# Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Only aarch64 ARCH supported for FVP_R
ARCH := aarch64
# Override to exclude BL2, BL2U, BL31, and BL33 for FVP_R
override NEED_BL2 := no
override NEED_BL2U := no
override NEED_BL31 := no
override NEED_BL33 := no
# Default cluster count for FVP_R
FVP_R_CLUSTER_COUNT := 2
# Default number of CPUs per cluster on FVP_R
FVP_R_MAX_CPUS_PER_CLUSTER := 4
# Default number of threads per CPU on FVP_R
FVP_R_MAX_PE_PER_CPU := 1
# Need to revisit this for FVP_R
FVP_R_DT_PREFIX := fvp-base-gicv3-psci
# Pass FVP_R_CLUSTER_COUNT to the build system.
$(eval $(call add_define,FVP_R_CLUSTER_COUNT))
# Pass FVP_R_MAX_CPUS_PER_CLUSTER to the build system.
$(eval $(call add_define,FVP_R_MAX_CPUS_PER_CLUSTER))
# Pass FVP_R_MAX_PE_PER_CPU to the build system.
$(eval $(call add_define,FVP_R_MAX_PE_PER_CPU))
# Sanity check the cluster count and if FVP_R_CLUSTER_COUNT <= 2,
# choose the CCI driver , else the CCN driver
ifeq ($(FVP_R_CLUSTER_COUNT), 0)
$(error "Incorrect cluster count specified for FVP_R port")
else ifeq ($(FVP_R_CLUSTER_COUNT),$(filter $(FVP_R_CLUSTER_COUNT),1 2))
FVP_R_INTERCONNECT_DRIVER := FVP_R_CCI
else
FVP_R_INTERCONNECT_DRIVER := FVP_R_CCN
endif
$(eval $(call add_define,FVP_R_INTERCONNECT_DRIVER))
ifeq (${FVP_R_INTERCONNECT_DRIVER}, FVP_R_CCI)
FVP_R_INTERCONNECT_SOURCES := drivers/arm/cci/cci.c
else ifeq (${FVP_R_INTERCONNECT_DRIVER}, FVP_R_CCN)
FVP_R_INTERCONNECT_SOURCES := drivers/arm/ccn/ccn.c \
plat/arm/common/arm_ccn.c
else
$(error "Incorrect CCN driver chosen on FVP_R port")
endif
PLAT_INCLUDES := -Iplat/arm/board/fvp_r/include
PLAT_BL_COMMON_SOURCES := plat/arm/board/fvp_r/fvp_r_common.c
FVP_R_CPU_LIBS := lib/cpus/${ARCH}/aem_generic.S
# select a different set of CPU files, depending on whether we compile for
# hardware assisted coherency cores or not
ifeq (${HW_ASSISTED_COHERENCY}, 0)
# Cores used without DSU
# FVP_R_CPU_LIBS += lib/cpus/aarch64/fvp_r.S
else
# Cores used with DSU only
# FVP_R_CPU_LIBS += lib/cpus/aarch64/fvp_r.S
endif
BL1_SOURCES += drivers/arm/sp805/sp805.c \
drivers/delay_timer/delay_timer.c \
drivers/io/io_semihosting.c \
lib/semihosting/semihosting.c \
lib/semihosting/${ARCH}/semihosting_call.S \
plat/arm/board/fvp_r/fvp_r_helpers.S \
plat/arm/board/fvp_r/fvp_r_bl1_setup.c \
plat/arm/board/fvp_r/fvp_r_err.c \
plat/arm/board/fvp_r/fvp_r_io_storage.c \
${FVP_R_CPU_LIBS} \
${FVP_R_INTERCONNECT_SOURCES}
ifeq (${USE_SP804_TIMER},1)
BL1_SOURCES += drivers/arm/sp804/sp804_delay_timer.c
else
BL1_SOURCES += drivers/delay_timer/generic_delay_timer.c
endif
# Enable Activity Monitor Unit extensions by default
ENABLE_AMU := 1
ifneq (${ENABLE_STACK_PROTECTOR},0)
PLAT_BL_COMMON_SOURCES += plat/arm/board/fvp_r/fvp_r_stack_protector.c
endif
ifeq (${ARCH},aarch32)
NEED_BL32 := yes
endif
ifneq (${BL2_AT_EL3}, 0)
override BL1_SOURCES =
endif
# Add the FDT_SOURCES and options for Dynamic Config (only for Unix env)
ifdef UNIX_MK
FVP_R_HW_CONFIG_DTS := fdts/${FVP_R_DT_PREFIX}.dts
FDT_SOURCES += $(addprefix plat/arm/board/fvp_r/fdts/, \
${PLAT}_fw_config.dts \
${PLAT}_nt_fw_config.dts \
)
FVP_R_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_fw_config.dtb
FVP_R_NT_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
# Add the FW_CONFIG to FIP and specify the same to certtool
$(eval $(call TOOL_ADD_PAYLOAD,${FVP_R_FW_CONFIG},--fw-config,${FVP_R_FW_CONFIG}))
# Add the NT_FW_CONFIG to FIP and specify the same to certtool
$(eval $(call TOOL_ADD_PAYLOAD,${FVP_R_NT_FW_CONFIG},--nt-fw-config,${FVP_R_NT_FW_CONFIG}))
FDT_SOURCES += ${FVP_R_HW_CONFIG_DTS}
$(eval FVP_R_HW_CONFIG := ${BUILD_PLAT}/$(patsubst %.dts,%.dtb,$(FVP_R_HW_CONFIG_DTS)))
# Add the HW_CONFIG to FIP and specify the same to certtool
$(eval $(call TOOL_ADD_PAYLOAD,${FVP_R_HW_CONFIG},--hw-config,${FVP_R_HW_CONFIG}))
endif
include plat/arm/board/common/board_common.mk
include plat/arm/common/arm_common.mk