From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- plat/arm/board/a5ds/a5ds_bl1_setup.c | 20 ++ plat/arm/board/a5ds/a5ds_bl2_setup.c | 18 ++ plat/arm/board/a5ds/a5ds_common.c | 56 ++++ plat/arm/board/a5ds/a5ds_err.c | 17 ++ plat/arm/board/a5ds/a5ds_pm.c | 75 +++++ plat/arm/board/a5ds/a5ds_private.h | 15 + plat/arm/board/a5ds/a5ds_security.c | 17 ++ plat/arm/board/a5ds/a5ds_topology.c | 53 ++++ plat/arm/board/a5ds/aarch32/a5ds_helpers.S | 126 +++++++++ plat/arm/board/a5ds/fdts/a5ds_fw_config.dts | 27 ++ plat/arm/board/a5ds/fdts/a5ds_tb_fw_config.dts | 16 ++ plat/arm/board/a5ds/include/platform_def.h | 376 +++++++++++++++++++++++++ plat/arm/board/a5ds/platform.mk | 111 ++++++++ plat/arm/board/a5ds/sp_min/a5ds_sp_min_setup.c | 27 ++ plat/arm/board/a5ds/sp_min/sp_min-a5ds.mk | 22 ++ 15 files changed, 976 insertions(+) create mode 100644 plat/arm/board/a5ds/a5ds_bl1_setup.c create mode 100644 plat/arm/board/a5ds/a5ds_bl2_setup.c create mode 100644 plat/arm/board/a5ds/a5ds_common.c create mode 100644 plat/arm/board/a5ds/a5ds_err.c create mode 100644 plat/arm/board/a5ds/a5ds_pm.c create mode 100644 plat/arm/board/a5ds/a5ds_private.h create mode 100644 plat/arm/board/a5ds/a5ds_security.c create mode 100644 plat/arm/board/a5ds/a5ds_topology.c create mode 100644 plat/arm/board/a5ds/aarch32/a5ds_helpers.S create mode 100644 plat/arm/board/a5ds/fdts/a5ds_fw_config.dts create mode 100644 plat/arm/board/a5ds/fdts/a5ds_tb_fw_config.dts create mode 100644 plat/arm/board/a5ds/include/platform_def.h create mode 100644 plat/arm/board/a5ds/platform.mk create mode 100644 plat/arm/board/a5ds/sp_min/a5ds_sp_min_setup.c create mode 100644 plat/arm/board/a5ds/sp_min/sp_min-a5ds.mk (limited to 'plat/arm/board/a5ds') diff --git a/plat/arm/board/a5ds/a5ds_bl1_setup.c b/plat/arm/board/a5ds/a5ds_bl1_setup.c new file mode 100644 index 0000000..629c928 --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_bl1_setup.c @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +/******************************************************************************* + * Perform any BL1 specific platform actions. + ******************************************************************************/ +void bl1_early_platform_setup(void) +{ + arm_bl1_early_platform_setup(); +} + +void bl1_platform_setup(void) +{ + arm_bl1_platform_setup(); +} diff --git a/plat/arm/board/a5ds/a5ds_bl2_setup.c b/plat/arm/board/a5ds/a5ds_bl2_setup.c new file mode 100644 index 0000000..1979c50 --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_bl2_setup.c @@ -0,0 +1,18 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#include +#include + +void bl2_early_platform_setup2(u_register_t arg0, u_register_t arg1, + u_register_t arg2, u_register_t arg3) +{ + arm_bl2_early_platform_setup((uintptr_t)arg0, (meminfo_t *)arg1); +} + +void bl2_platform_setup(void) +{ + arm_bl2_platform_setup(); +} diff --git a/plat/arm/board/a5ds/a5ds_common.c b/plat/arm/board/a5ds/a5ds_common.c new file mode 100644 index 0000000..a4a0cff --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_common.c @@ -0,0 +1,56 @@ +/* + * Copyright (c) 2019-2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +#include +#include +#include +#include +#include + +#define MAP_PERIPHBASE MAP_REGION_FLAT(PERIPHBASE,\ + PERIPH_SIZE,\ + MT_DEVICE | MT_RW | MT_SECURE) + +#define MAP_A5_PERIPHERALS MAP_REGION_FLAT(A5_PERIPHERALS_BASE,\ + A5_PERIPHERALS_SIZE,\ + MT_DEVICE | MT_RW | MT_SECURE) + +#ifdef IMAGE_BL1 +const mmap_region_t plat_arm_mmap[] = { + ARM_MAP_SHARED_RAM, + MAP_PERIPHBASE, + MAP_A5_PERIPHERALS, + MAP_BOOT_RW, + {0} +}; +#endif +#ifdef IMAGE_BL2 +const mmap_region_t plat_arm_mmap[] = { + ARM_MAP_SHARED_RAM, + MAP_PERIPHBASE, + MAP_A5_PERIPHERALS, + MAP_BOOT_RW, + ARM_MAP_NS_DRAM1, + {0} +}; +#endif +#ifdef IMAGE_BL32 +const mmap_region_t plat_arm_mmap[] = { + ARM_MAP_SHARED_RAM, + MAP_PERIPHBASE, + MAP_A5_PERIPHERALS, + {0} +}; +#endif + +ARM_CASSERT_MMAP + +unsigned int plat_get_syscnt_freq2(void) +{ + return A5DS_TIMER_BASE_FREQUENCY; +} diff --git a/plat/arm/board/a5ds/a5ds_err.c b/plat/arm/board/a5ds/a5ds_err.c new file mode 100644 index 0000000..feb9fdf --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_err.c @@ -0,0 +1,17 @@ +/* + * Copyright (c) 2019-2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +/* + * a5ds error handler + */ +void __dead2 plat_arm_error_handler(int err) +{ + while (true) { + wfi(); + } +} diff --git a/plat/arm/board/a5ds/a5ds_pm.c b/plat/arm/board/a5ds/a5ds_pm.c new file mode 100644 index 0000000..7774002 --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_pm.c @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#include +#include +#include +#include +#include + +/******************************************************************************* + * Platform handler called when a power domain is about to be turned on. The + * mpidr determines the CPU to be turned on. + ******************************************************************************/ +static int a5ds_pwr_domain_on(u_register_t mpidr) +{ + unsigned int pos = plat_core_pos_by_mpidr(mpidr); + uint64_t *hold_base = (uint64_t *)A5DS_HOLD_BASE; + + hold_base[pos] = A5DS_HOLD_STATE_GO; + dsbish(); + sev(); + + return PSCI_E_SUCCESS; +} + +/******************************************************************************* + * Platform handler called when a power domain has just been powered on after + * being turned off earlier. The target_state encodes the low power state that + * each level has woken up from. + ******************************************************************************/ +void a5ds_pwr_domain_on_finish(const psci_power_state_t *target_state) +{ + /* TODO: This setup is needed only after a cold boot*/ + gicv2_pcpu_distif_init(); + + /* Enable the gic cpu interface */ + gicv2_cpuif_enable(); +} + +/******************************************************************************* + * Platform handler called when a power domain is about to be turned off. The + * target_state encodes the power state that each level should transition to. + * a5ds only has always-on power domain and there is no power control present. + ******************************************************************************/ +void a5ds_pwr_domain_off(const psci_power_state_t *target_state) +{ + ERROR("CPU_OFF not supported on this platform\n"); + assert(false); + panic(); +} + +/******************************************************************************* + * Export the platform handlers via a5ds_psci_pm_ops. The ARM Standard + * platform layer will take care of registering the handlers with PSCI. + ******************************************************************************/ +plat_psci_ops_t a5ds_psci_pm_ops = { + /* dummy struct */ + .validate_ns_entrypoint = NULL, + .pwr_domain_on = a5ds_pwr_domain_on, + .pwr_domain_on_finish = a5ds_pwr_domain_on_finish, + .pwr_domain_off = a5ds_pwr_domain_off +}; + +int __init plat_setup_psci_ops(uintptr_t sec_entrypoint, + const plat_psci_ops_t **psci_ops) +{ + uintptr_t *mailbox = (void *)A5DS_TRUSTED_MAILBOX_BASE; + *mailbox = sec_entrypoint; + + *psci_ops = &a5ds_psci_pm_ops; + + return 0; +} diff --git a/plat/arm/board/a5ds/a5ds_private.h b/plat/arm/board/a5ds/a5ds_private.h new file mode 100644 index 0000000..f577249 --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_private.h @@ -0,0 +1,15 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef A5DS_PRIVATE_H +#define A5DS_PRIVATE_H + +/******************************************************************************* + * Function and variable prototypes + ******************************************************************************/ +void a5ds_config_setup(void); + +#endif /* A5DS_PRIVATE_H */ diff --git a/plat/arm/board/a5ds/a5ds_security.c b/plat/arm/board/a5ds/a5ds_security.c new file mode 100644 index 0000000..5593ae0 --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_security.c @@ -0,0 +1,17 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +/* + * We assume that all security programming is done by the primary core. + */ +void plat_arm_security_setup(void) +{ + /* + * The platform currently does not have any security setup. + */ +} diff --git a/plat/arm/board/a5ds/a5ds_topology.c b/plat/arm/board/a5ds/a5ds_topology.c new file mode 100644 index 0000000..94fa71f --- /dev/null +++ b/plat/arm/board/a5ds/a5ds_topology.c @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +/* The A5DS power domain tree descriptor */ +static const unsigned char a5ds_power_domain_tree_desc[] = { + 1, + /* No of children for the root node */ + A5DS_CLUSTER_COUNT, + /* No of children for the first cluster node */ + A5DS_CORE_COUNT, +}; + +/******************************************************************************* + * This function returns the topology according to A5DS_CLUSTER_COUNT. + ******************************************************************************/ +const unsigned char *plat_get_power_domain_tree_desc(void) +{ + return a5ds_power_domain_tree_desc; +} + +/******************************************************************************* + * Get core position using mpidr + ******************************************************************************/ +int plat_core_pos_by_mpidr(u_register_t mpidr) +{ + unsigned int cluster_id, cpu_id; + + mpidr &= MPIDR_AFFINITY_MASK; + + if (mpidr & ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)) + return -1; + + cluster_id = (mpidr >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK; + cpu_id = (mpidr >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK; + + if (cluster_id >= A5DS_CLUSTER_COUNT) + return -1; + + /* + * Validate cpu_id by checking whether it represents a CPU in + * one of the two clusters present on the platform. + */ + if (cpu_id >= A5DS_MAX_CPUS_PER_CLUSTER) + return -1; + + return (cpu_id + (cluster_id * 4)); + +} diff --git a/plat/arm/board/a5ds/aarch32/a5ds_helpers.S b/plat/arm/board/a5ds/aarch32/a5ds_helpers.S new file mode 100644 index 0000000..ed7ad9c --- /dev/null +++ b/plat/arm/board/a5ds/aarch32/a5ds_helpers.S @@ -0,0 +1,126 @@ +/* + * Copyright (c) 2019, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include +#include + + .globl plat_secondary_cold_boot_setup + .globl plat_get_my_entrypoint + .globl plat_is_my_cpu_primary + + /* ----------------------------------------------------- + * 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. + * ----------------------------------------------------- + */ +func plat_secondary_cold_boot_setup + /* Calculate address of our hold entry */ + bl plat_my_core_pos + lsl r0, r0, #A5DS_HOLD_ENTRY_SHIFT + mov_imm r2, A5DS_HOLD_BASE + /* Clear the value stored in the hold address for the specific core */ + mov_imm r3, A5DS_HOLD_STATE_WAIT + str r3, [r2, r0] + dmb ish + + /* Wait until we have a go */ +poll_mailbox: + ldr r1, [r2, r0] + cmp r1, #A5DS_HOLD_STATE_WAIT + beq 1f + mov_imm r0, A5DS_TRUSTED_MAILBOX_BASE + ldr r1, [r0] + bx r1 +1: + wfe + b poll_mailbox +endfunc plat_secondary_cold_boot_setup + + /* --------------------------------------------------------------------- + * unsigned long plat_get_my_entrypoint (void); + * + * Main job of this routine is to distinguish between a cold and warm + * boot. + * --------------------------------------------------------------------- + */ +func plat_get_my_entrypoint + /* TODO support warm boot */ + /* Cold reset */ + mov r0, #0 + bx lr + +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 + ldcopr r0, MPIDR + ldr r1, =MPIDR_AFFINITY_MASK + and r0, r1 + cmp r0, #0 + moveq r0, #1 + movne r0, #0 + bx lr +endfunc plat_is_my_cpu_primary + + /* --------------------------------------------------------------------- + * Loads MPIDR in r0 and calls plat_arm_calc_core_pos + * --------------------------------------------------------------------- + */ +func plat_my_core_pos + ldcopr r0, MPIDR + b plat_arm_calc_core_pos + +endfunc plat_my_core_pos + + /* --------------------------------------------------------------------- + * unsigned int plat_arm_calc_core_pos(u_register_t mpidr) + * + * Function to calculate the core position on A5DS. + * + * (ClusterId * A5DS_MAX_CPUS_PER_CLUSTER * A5DS_MAX_PE_PER_CPU) + + * (CPUId * A5DS_MAX_PE_PER_CPU) + + * ThreadId + * + * which can be simplified as: + * + * ((ClusterId * A5DS_MAX_CPUS_PER_CLUSTER + CPUId) * A5DS_MAX_PE_PER_CPU) + * + ThreadId + * --------------------------------------------------------------------- + */ +func plat_arm_calc_core_pos + mov r3, r0 + + /* + * 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 r0, #MPIDR_MT_MASK + lsleq r3, r0, #MPIDR_AFFINITY_BITS + + /* Extract individual affinity fields from MPIDR */ + ubfx r0, r3, #MPIDR_AFF0_SHIFT, #MPIDR_AFFINITY_BITS + ubfx r1, r3, #MPIDR_AFF1_SHIFT, #MPIDR_AFFINITY_BITS + ubfx r2, r3, #MPIDR_AFF2_SHIFT, #MPIDR_AFFINITY_BITS + + /* Compute linear position */ + mov r3, #A5DS_MAX_CPUS_PER_CLUSTER + mla r1, r2, r3, r1 + mov r3, #A5DS_MAX_PE_PER_CPU + mla r0, r1, r3, r0 + + bx lr +endfunc plat_arm_calc_core_pos diff --git a/plat/arm/board/a5ds/fdts/a5ds_fw_config.dts b/plat/arm/board/a5ds/fdts/a5ds_fw_config.dts new file mode 100644 index 0000000..b9ff8bf --- /dev/null +++ b/plat/arm/board/a5ds/fdts/a5ds_fw_config.dts @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2019-2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +/dts-v1/; + +/ { + dtb-registry { + compatible = "fconf,dyn_cfg-dtb_registry"; + + tb_fw-config { + load-address = <0x0 0x2001300>; + max-size = <0x200>; + id = ; + }; + + hw-config { + load-address = <0x0 0x83000000>; + max-size = <0x01000000>; + id = ; + }; + }; +}; diff --git a/plat/arm/board/a5ds/fdts/a5ds_tb_fw_config.dts b/plat/arm/board/a5ds/fdts/a5ds_tb_fw_config.dts new file mode 100644 index 0000000..c66186f --- /dev/null +++ b/plat/arm/board/a5ds/fdts/a5ds_tb_fw_config.dts @@ -0,0 +1,16 @@ +/* + * Copyright (c) 2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/dts-v1/; + +/ { + tb_fw-config { + compatible = "arm,tb_fw"; + + /* Disable authentication for development */ + disable_auth = <0x0>; + }; +}; diff --git a/plat/arm/board/a5ds/include/platform_def.h b/plat/arm/board/a5ds/include/platform_def.h new file mode 100644 index 0000000..9f3df1e --- /dev/null +++ b/plat/arm/board/a5ds/include/platform_def.h @@ -0,0 +1,376 @@ +/* + * Copyright (c) 2019-2020, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef PLATFORM_DEF_H +#define PLATFORM_DEF_H + +#include +#include +#include +#include +#include +#include + +/* Memory location options for TSP */ +#define ARM_DRAM_ID 2 + +#define ARM_DRAM1_BASE UL(0x80000000) +#define ARM_DRAM1_SIZE UL(0x80000000) +#define ARM_DRAM1_END (ARM_DRAM1_BASE + \ + ARM_DRAM1_SIZE - 1) + +#define SRAM_BASE 0x2000000 +#define SRAM_SIZE 0x200000 + +/* The first 4KB of NS DRAM1 are used as shared memory */ +#define A5DS_SHARED_RAM_BASE SRAM_BASE +#define A5DS_SHARED_RAM_SIZE UL(0x00001000) /* 4 KB */ + +/* The next 252 kB of NS DRAM is used to load the BL images */ +#define ARM_BL_RAM_BASE (A5DS_SHARED_RAM_BASE + \ + A5DS_SHARED_RAM_SIZE) +#define ARM_BL_RAM_SIZE (PLAT_ARM_BL_PLUS_SHARED_RAM_SIZE - \ + A5DS_SHARED_RAM_SIZE) + +#define PERIPHBASE 0x1a000000 +#define PERIPH_SIZE 0x00240000 +#define A5_PERIPHERALS_BASE 0x1c000000 +#define A5_PERIPHERALS_SIZE 0x10000 + +#define ARM_CACHE_WRITEBACK_SHIFT 5 + +#define ARM_IRQ_SEC_PHY_TIMER 29 + +#define ARM_IRQ_SEC_SGI_0 8 +#define ARM_IRQ_SEC_SGI_1 9 +#define ARM_IRQ_SEC_SGI_2 10 +#define ARM_IRQ_SEC_SGI_3 11 +#define ARM_IRQ_SEC_SGI_4 12 +#define ARM_IRQ_SEC_SGI_5 13 +#define ARM_IRQ_SEC_SGI_6 14 +#define ARM_IRQ_SEC_SGI_7 15 + +/* + * Define a list of Group 1 Secure and Group 0 interrupt properties as per GICv3 + * terminology. On a GICv2 system or mode, the lists will be merged and treated + * as Group 0 interrupts. + */ +#define ARM_G1S_IRQ_PROPS(grp) \ + INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE), \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE), \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE), \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE), \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE), \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE) + +#define ARM_G0_IRQ_PROPS(grp) \ + INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_EDGE) + +#define A5DS_IRQ_TZ_WDOG 56 +#define A5DS_IRQ_SEC_SYS_TIMER 57 + +/* Default cluster count for A5DS */ +#define A5DS_CLUSTER_COUNT U(1) + +/* Default number of CPUs per cluster on A5DS */ +#define A5DS_MAX_CPUS_PER_CLUSTER U(4) + +/* Default number of threads per CPU on A5DS */ +#define A5DS_MAX_PE_PER_CPU U(1) + +#define A5DS_CORE_COUNT U(4) + +#define A5DS_PRIMARY_CPU 0x0 + +#define BOOT_BASE ARM_DRAM1_BASE +#define BOOT_SIZE UL(0x2800000) + +#define ARM_NS_DRAM1_BASE (ARM_DRAM1_BASE + BOOT_SIZE) +/* + * The last 2MB is meant to be NOLOAD and will not be zero + * initialized. + */ +#define ARM_NS_DRAM1_SIZE (ARM_DRAM1_SIZE - \ + BOOT_SIZE - \ + 0x00200000) + +#define MAP_BOOT_RW MAP_REGION_FLAT( \ + BOOT_BASE, \ + BOOT_SIZE, \ + MT_DEVICE | MT_RW | MT_SECURE) + +#define ARM_MAP_SHARED_RAM MAP_REGION_FLAT( \ + A5DS_SHARED_RAM_BASE, \ + A5DS_SHARED_RAM_SIZE, \ + MT_MEMORY | MT_RW | MT_SECURE) + +#define ARM_MAP_NS_DRAM1 MAP_REGION_FLAT( \ + ARM_NS_DRAM1_BASE, \ + ARM_NS_DRAM1_SIZE, \ + MT_MEMORY | MT_RW | MT_NS) + +#define ARM_MAP_SRAM MAP_REGION_FLAT( \ + SRAM_BASE, \ + SRAM_SIZE, \ + MT_MEMORY | MT_RW | MT_NS) + +/* + * Mapping for the BL1 RW region. This mapping is needed by BL2 in order to + * share the Mbed TLS heap. Since the heap is allocated inside BL1, it resides + * in the BL1 RW region. Hence, BL2 needs access to the BL1 RW region in order + * to be able to access the heap. + */ + +#define ARM_MAP_BL_RO MAP_REGION_FLAT(\ + BL_CODE_BASE,\ + BL_CODE_END - BL_CODE_BASE,\ + MT_CODE | MT_SECURE),\ + MAP_REGION_FLAT(\ + BL_RO_DATA_BASE,\ + BL_RO_DATA_END\ + - BL_RO_DATA_BASE, \ + MT_RO_DATA | MT_SECURE) + +#if USE_COHERENT_MEM +#define ARM_MAP_BL_COHERENT_RAM MAP_REGION_FLAT(\ + BL_COHERENT_RAM_BASE,\ + BL_COHERENT_RAM_END \ + - BL_COHERENT_RAM_BASE, \ + MT_DEVICE | MT_RW | MT_SECURE) +#endif + +/* + * Map the region for device tree configuration with read and write permissions + */ +#define ARM_MAP_BL_CONFIG_REGION MAP_REGION_FLAT(ARM_BL_RAM_BASE, \ + (ARM_FW_CONFIGS_LIMIT \ + - ARM_BL_RAM_BASE), \ + MT_MEMORY | MT_RW | MT_SECURE) + +/* + * The max number of regions like RO(code), coherent and data required by + * different BL stages which need to be mapped in the MMU. + */ +#define ARM_BL_REGIONS 6 + +#define MAX_MMAP_REGIONS (PLAT_ARM_MMAP_ENTRIES + \ + ARM_BL_REGIONS) + +/* Memory mapped Generic timer interfaces */ +#define A5DS_TIMER_BASE_FREQUENCY UL(7500000) + +#define ARM_CONSOLE_BAUDRATE 115200 + +#define PLAT_PHY_ADDR_SPACE_SIZE (1ULL << 32) +#define PLAT_VIRT_ADDR_SPACE_SIZE (1ULL << 32) + +/* + * This macro defines the deepest retention state possible. A higher state + * id will represent an invalid or a power down state. + */ +#define PLAT_MAX_RET_STATE 1 + +/* + * This macro defines the deepest power down states possible. Any state ID + * higher than this is invalid. + */ +#define PLAT_MAX_OFF_STATE 2 + +/* + * Some data must be aligned on the biggest cache line size in the platform. + * This is known only to the platform as it might have a combination of + * integrated and external caches. + */ +#define CACHE_WRITEBACK_GRANULE (U(1) << ARM_CACHE_WRITEBACK_SHIFT) + +/* + * To enable FW_CONFIG to be loaded by BL1, define the corresponding base + * and limit. Leave enough space of BL2 meminfo. + */ +#define ARM_FW_CONFIG_BASE (ARM_BL_RAM_BASE + sizeof(meminfo_t)) +#define ARM_FW_CONFIG_LIMIT (ARM_BL_RAM_BASE + PAGE_SIZE) + +/* + * Define limit of firmware configuration memory: + * ARM_FW_CONFIG + ARM_BL2_MEM_DESC memory + */ +#define ARM_FW_CONFIGS_LIMIT (ARM_BL_RAM_BASE + (PAGE_SIZE * 2)) + +/******************************************************************************* + * BL1 specific defines. + * BL1 RW data is relocated from ROM to RAM at runtime so we need 2 sets of + * addresses. + ******************************************************************************/ +#define BL1_RO_BASE 0x00000000 +#define BL1_RO_LIMIT PLAT_ARM_TRUSTED_ROM_SIZE +/* + * Put BL1 RW at the top of the memory allocated for BL images in NS DRAM. + */ +#define BL1_RW_BASE (ARM_BL_RAM_BASE + \ + ARM_BL_RAM_SIZE - \ + (PLAT_ARM_MAX_BL1_RW_SIZE)) +#define BL1_RW_LIMIT (ARM_BL_RAM_BASE + \ + (ARM_BL_RAM_SIZE)) +/******************************************************************************* + * BL2 specific defines. + ******************************************************************************/ + +/* + * Put BL2 just below BL1. + */ +#define BL2_BASE (BL1_RW_BASE - A5DS_MAX_BL2_SIZE) +#define BL2_LIMIT BL1_RW_BASE + +/* Put BL32 below BL2 in NS DRAM.*/ +#define ARM_BL2_MEM_DESC_BASE ARM_FW_CONFIG_LIMIT +#define ARM_BL2_MEM_DESC_LIMIT (ARM_BL2_MEM_DESC_BASE \ + + (PAGE_SIZE / 2U)) + +#define BL32_BASE ((ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)\ + - PLAT_ARM_MAX_BL32_SIZE) +#define BL32_PROGBITS_LIMIT BL2_BASE +#define BL32_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE) + +/* Required platform porting definitions */ +#define PLATFORM_CORE_COUNT A5DS_CORE_COUNT +#define PLAT_NUM_PWR_DOMAINS (A5DS_CLUSTER_COUNT + \ + PLATFORM_CORE_COUNT) + U(1) + +#define PLAT_MAX_PWR_LVL 2 + +/* + * Other platform porting definitions are provided by included headers + */ + +/* + * Required ARM standard platform porting definitions + */ + +#define PLAT_ARM_BL_PLUS_SHARED_RAM_SIZE 0x00040000 /* 256 KB */ + +#define PLAT_ARM_TRUSTED_ROM_BASE 0x00000000 +#define PLAT_ARM_TRUSTED_ROM_SIZE 0x10000 /* 64KB */ + +#define PLAT_ARM_DRAM2_SIZE ULL(0x80000000) + +/* + * Load address of BL33 for this platform port + */ +#define PLAT_ARM_NS_IMAGE_BASE (ARM_DRAM1_BASE + U(0x8000000)) + +/* + * PLAT_ARM_MMAP_ENTRIES depends on the number of entries in the + * plat_arm_mmap array defined for each BL stage. + */ +#if defined(IMAGE_BL32) +# define PLAT_ARM_MMAP_ENTRIES 8 +# define MAX_XLAT_TABLES 6 +#else +# define PLAT_ARM_MMAP_ENTRIES 12 +# define MAX_XLAT_TABLES 6 +#endif + +/* + * 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 0xB000 + +/* + * A5DS_MAX_BL2_SIZE is calculated using the current BL2 debug size plus a + * little space for growth. + */ +#define A5DS_MAX_BL2_SIZE 0x11000 + +/* + * Since BL32 NOBITS overlays BL2 and BL1-RW, PLAT_ARM_MAX_BL32_SIZE is + * calculated using the current SP_MIN PROGBITS debug size plus the sizes of + * BL2 and BL1-RW + */ +#define PLAT_ARM_MAX_BL32_SIZE 0x3B000 +/* + * Size of cacheable stacks + */ +#if defined(IMAGE_BL1) +# define PLATFORM_STACK_SIZE 0x440 +#elif defined(IMAGE_BL2) +# define PLATFORM_STACK_SIZE 0x400 +#elif defined(IMAGE_BL32) +# define PLATFORM_STACK_SIZE 0x440 +#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_FLASH_IMAGE_BASE BOOT_BASE +#define PLAT_ARM_FLASH_IMAGE_MAX_SIZE (BOOT_SIZE - V2M_FLASH_BLOCK_SIZE) + +#define PLAT_ARM_NVM_BASE BOOT_BASE +#define PLAT_ARM_NVM_SIZE (BOOT_SIZE - V2M_FLASH_BLOCK_SIZE) + +/* + * PL011 related constants + */ +#define PLAT_ARM_BOOT_UART_BASE 0x1A200000 +#define PLAT_ARM_BOOT_UART_CLK_IN_HZ UL(7500000) + +#define PLAT_ARM_RUN_UART_BASE 0x1A210000 +#define PLAT_ARM_RUN_UART_CLK_IN_HZ UL(7500000) + +#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 A5DS_TIMER_BASE_FREQUENCY UL(7500000) + +/* System timer related constants */ +#define PLAT_ARM_NSTIMER_FRAME_ID 1 + +/* Mailbox base address */ +#define A5DS_TRUSTED_MAILBOX_BASE A5DS_SHARED_RAM_BASE +#define A5DS_TRUSTED_MAILBOX_SIZE (8 + A5DS_HOLD_SIZE) +#define A5DS_HOLD_BASE (A5DS_TRUSTED_MAILBOX_BASE + 8) +#define A5DS_HOLD_SIZE (PLATFORM_CORE_COUNT * \ + A5DS_HOLD_ENTRY_SIZE) +#define A5DS_HOLD_ENTRY_SHIFT 3 +#define A5DS_HOLD_ENTRY_SIZE (1 << A5DS_HOLD_ENTRY_SHIFT) +#define A5DS_HOLD_STATE_WAIT 0 +#define A5DS_HOLD_STATE_GO 1 + +/* Snoop Control Unit base address */ +#define A5DS_SCU_BASE 0x1C000000 + +/* + * GIC related constants to cater for GICv2 + */ +#define PLAT_ARM_GICD_BASE 0x1C001000 +#define PLAT_ARM_GICC_BASE 0x1C000100 + +/* + * Define a list of Group 1 Secure and Group 0 interrupts as per GICv3 + * terminology. On a GICv2 system or mode, the lists will be merged and treated + * as Group 0 interrupts. + */ +#define PLAT_ARM_G1S_IRQ_PROPS(grp) \ + ARM_G1S_IRQ_PROPS(grp), \ + INTR_PROP_DESC(A5DS_IRQ_TZ_WDOG, GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(A5DS_IRQ_SEC_SYS_TIMER,\ + GIC_HIGHEST_SEC_PRIORITY, (grp), \ + GIC_INTR_CFG_LEVEL) + +#define PLAT_ARM_G0_IRQ_PROPS(grp) ARM_G0_IRQ_PROPS(grp) + +#endif /* PLATFORM_DEF_H */ diff --git a/plat/arm/board/a5ds/platform.mk b/plat/arm/board/a5ds/platform.mk new file mode 100644 index 0000000..4f87306 --- /dev/null +++ b/plat/arm/board/a5ds/platform.mk @@ -0,0 +1,111 @@ +# +# Copyright (c) 2019-2021, Arm Limited. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# Firmware Configuration Framework sources +include common/fdt_wrappers.mk +include lib/fconf/fconf.mk + +BL1_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} +BL2_SOURCES += ${FCONF_SOURCES} ${FCONF_DYN_SOURCES} + +# Add `libfdt` and Arm common helpers required for Dynamic Config +include lib/libfdt/libfdt.mk + +DYN_CFG_SOURCES += plat/arm/common/arm_dyn_cfg.c \ + plat/arm/common/arm_dyn_cfg_helpers.c + +DYN_CFG_SOURCES += ${FDT_WRAPPERS_SOURCES} + +# Include GICv2 driver files +include drivers/arm/gic/v2/gicv2.mk + +A5DS_GIC_SOURCES := ${GICV2_SOURCES} \ + plat/common/plat_gicv2.c \ + plat/arm/common/arm_gicv2.c + +A5DS_SECURITY_SOURCES := plat/arm/board/a5ds/a5ds_security.c + +PLAT_INCLUDES := -Iplat/arm/board/a5ds/include + +PLAT_BL_COMMON_SOURCES := drivers/arm/pl011/${ARCH}/pl011_console.S \ + plat/arm/board/a5ds/a5ds_common.c \ + plat/arm/common/${ARCH}/arm_helpers.S \ + plat/arm/common/arm_common.c \ + plat/arm/common/arm_console.c \ + plat/arm/board/common/${ARCH}/board_arm_helpers.S + +A5DS_CPU_LIBS := lib/cpus/aarch32/cortex_a5.S + +BL1_SOURCES += drivers/io/io_fip.c \ + drivers/io/io_memmap.c \ + drivers/io/io_storage.c \ + drivers/cfi/v2m/v2m_flash.c \ + plat/arm/common/arm_bl1_setup.c \ + plat/arm/common/arm_err.c \ + plat/arm/board/a5ds/a5ds_err.c \ + plat/arm/common/arm_io_storage.c \ + plat/arm/common/fconf/arm_fconf_io.c \ + plat/arm/board/a5ds/${ARCH}/a5ds_helpers.S \ + plat/arm/board/a5ds/a5ds_bl1_setup.c \ + lib/aarch32/arm32_aeabi_divmod.c \ + lib/aarch32/arm32_aeabi_divmod_a32.S \ + ${A5DS_CPU_LIBS} \ + ${DYN_CFG_SOURCES} + +BL2_SOURCES += lib/aarch32/arm32_aeabi_divmod.c \ + lib/aarch32/arm32_aeabi_divmod_a32.S \ + drivers/delay_timer/delay_timer.c \ + drivers/delay_timer/generic_delay_timer.c \ + drivers/cfi/v2m/v2m_flash.c \ + drivers/io/io_fip.c \ + drivers/io/io_memmap.c \ + drivers/io/io_storage.c \ + plat/arm/board/a5ds/a5ds_bl2_setup.c \ + plat/arm/common/arm_bl2_setup.c \ + plat/arm/common/arm_err.c \ + plat/arm/board/a5ds/a5ds_err.c \ + plat/arm/common/arm_io_storage.c \ + plat/arm/common/fconf/arm_fconf_io.c \ + plat/arm/common/${ARCH}/arm_bl2_mem_params_desc.c \ + plat/arm/common/arm_image_load.c \ + common/desc_image_load.c \ + ${DYN_CFG_SOURCES} \ + ${A5DS_SECURITY_SOURCES} + +# Add the FDT_SOURCES and options for Dynamic Config (only for Unix env) +ifdef UNIX_MK + +FW_CONFIG := ${BUILD_PLAT}/fdts/a5ds_fw_config.dtb +TB_FW_CONFIG := ${BUILD_PLAT}/fdts/a5ds_tb_fw_config.dtb + +# Add the TB_FW_CONFIG to FIP and specify the same to certtool +$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config,${TB_FW_CONFIG})) +# Add the FW_CONFIG to FIP and specify the same to certtool +$(eval $(call TOOL_ADD_PAYLOAD,${FW_CONFIG},--fw-config,${FW_CONFIG})) + +$(eval FVP_HW_CONFIG := ${BUILD_PLAT}/$(patsubst %.dts,%.dtb, \ + fdts/$(notdir ${FVP_HW_CONFIG_DTS}))) +# Add the HW_CONFIG to FIP and specify the same to certtool +$(eval $(call TOOL_ADD_PAYLOAD,${FVP_HW_CONFIG},--hw-config,${FVP_HW_CONFIG})) + +FDT_SOURCES += plat/arm/board/a5ds/fdts/a5ds_fw_config.dts \ + plat/arm/board/a5ds/fdts/a5ds_tb_fw_config.dts \ + ${FVP_HW_CONFIG_DTS} +endif + +NEED_BL32 := yes + +MULTI_CONSOLE_API := 1 + +PLAT_BL_COMMON_SOURCES += lib/xlat_tables/aarch32/nonlpae_tables.c + +# Use translation tables library v1 when using Cortex-A5 +ARM_XLAT_TABLES_LIB_V1 := 1 +$(eval $(call assert_boolean,ARM_XLAT_TABLES_LIB_V1)) +$(eval $(call add_define,ARM_XLAT_TABLES_LIB_V1)) + +$(eval $(call assert_boolean,ARM_DISABLE_TRUSTED_WDOG)) +$(eval $(call add_define,ARM_DISABLE_TRUSTED_WDOG)) diff --git a/plat/arm/board/a5ds/sp_min/a5ds_sp_min_setup.c b/plat/arm/board/a5ds/sp_min/a5ds_sp_min_setup.c new file mode 100644 index 0000000..a951dc7 --- /dev/null +++ b/plat/arm/board/a5ds/sp_min/a5ds_sp_min_setup.c @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2019, ARM Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include + + +void plat_arm_sp_min_early_platform_setup(u_register_t arg0, u_register_t arg1, + u_register_t arg2, u_register_t arg3) +{ + arm_sp_min_early_platform_setup((void *)arg0, arg1, arg2, (void *)arg3); + + /* enable snoop control unit */ + enable_snoop_ctrl_unit(A5DS_SCU_BASE); +} + +/* + * A5DS will only have one always-on power domain and there + * is no power control present. + */ +void plat_arm_pwrc_setup(void) +{ +} + diff --git a/plat/arm/board/a5ds/sp_min/sp_min-a5ds.mk b/plat/arm/board/a5ds/sp_min/sp_min-a5ds.mk new file mode 100644 index 0000000..4b0c97d --- /dev/null +++ b/plat/arm/board/a5ds/sp_min/sp_min-a5ds.mk @@ -0,0 +1,22 @@ +# +# Copyright (c) 2019, ARM Limited. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# SP_MIN source files specific to A5DS platform +BL32_SOURCES += drivers/arm/scu/scu.c \ + drivers/cfi/v2m/v2m_flash.c \ + lib/utils/mem_region.c \ + lib/aarch32/arm32_aeabi_divmod.c \ + lib/aarch32/arm32_aeabi_divmod_a32.S \ + plat/arm/board/a5ds/aarch32/a5ds_helpers.S \ + plat/arm/board/a5ds/a5ds_pm.c \ + plat/arm/board/a5ds/a5ds_topology.c \ + plat/arm/board/a5ds/sp_min/a5ds_sp_min_setup.c \ + plat/arm/common/sp_min/arm_sp_min_setup.c \ + plat/common/aarch32/platform_mp_stack.S \ + plat/common/plat_psci_common.c \ + ${A5DS_CPU_LIBS} \ + ${A5DS_GIC_SOURCES} \ + ${A5DS_SECURITY_SOURCES} -- cgit v1.2.3