I think all of the issues with this patch have been addressed; this looks
good to me.
Great work, Noor!
Kinsey
On Tue, Oct 4, 2022 at 11:12 AM Noor Aman <nooraman5...@gmail.com> wrote:
> hey all,
> I've fixed the warning and edited the commit message to be more specific
> and to be in 80 words char limit.
>
> Thanks,
> Noor
>
> On Tue, 4 Oct 2022 at 16:08, Mohd Noor Aman <nooraman5...@gmail.com>
> wrote:
>
>> This patch adds new Raspberry pi 4B AArch64 BSP to the RTEMS Family.
>> Currently
>> only LP64 ABI is supported. ILP32 is not supported. RAM starts from
>> 0x80000 in
>> 64Bit kernel mode and MMU from 0x0. All Raspberrypi Pi 4B models and
>> Raspberry
>> Pi 400 are supported. All the IRQs are similiar to the older Raspberry pi
>> 2 ARM
>> BSP.
>>
>> Raspberry Pi 4B has 2 types of UARTs. Only PL011 serial is supported
>> currently.
>> Mini-UART is not supported. Mini-UART is default UART on the board so it
>> needs
>> to be disabled by adding "dtoverlay=disable-bt" to the config.txt. No
>> support
>> for additional 4 PL011-UARTs on the board.
>>
>> The raspberrypi.h includes many of the address required for the future
>> development of the RPi 4B BSP. This includes peripherals, ARM Timer,
>> VideoCore
>> Timer, Watchdog, Mailbox, AUX, FIQs and IRQs.
>> ---
>> bsps/aarch64/raspberrypi/console/console.c | 69 +++
>> bsps/aarch64/raspberrypi/include/bsp.h | 76 +++
>> bsps/aarch64/raspberrypi/include/bsp/irq.h | 109 ++++
>> .../raspberrypi/include/bsp/raspberrypi.h | 471 ++++++++++++++++++
>> bsps/aarch64/raspberrypi/include/tm27.h | 46 ++
>> bsps/aarch64/raspberrypi/start/bspstart.c | 49 ++
>> .../aarch64/raspberrypi/start/bspstarthooks.c | 53 ++
>> bsps/aarch64/raspberrypi/start/bspstartmmu.c | 84 ++++
>> spec/build/bsps/aarch64/raspberrypi/abi.yml | 21 +
>> .../aarch64/raspberrypi/bspraspberrypi4.yml | 81 +++
>> .../bsps/aarch64/raspberrypi/linkercmds.yml | 76 +++
>> 11 files changed, 1135 insertions(+)
>> create mode 100644 bsps/aarch64/raspberrypi/console/console.c
>> create mode 100644 bsps/aarch64/raspberrypi/include/bsp.h
>> create mode 100644 bsps/aarch64/raspberrypi/include/bsp/irq.h
>> create mode 100644 bsps/aarch64/raspberrypi/include/bsp/raspberrypi.h
>> create mode 100644 bsps/aarch64/raspberrypi/include/tm27.h
>> create mode 100644 bsps/aarch64/raspberrypi/start/bspstart.c
>> create mode 100644 bsps/aarch64/raspberrypi/start/bspstarthooks.c
>> create mode 100644 bsps/aarch64/raspberrypi/start/bspstartmmu.c
>> create mode 100644 spec/build/bsps/aarch64/raspberrypi/abi.yml
>> create mode 100644
>> spec/build/bsps/aarch64/raspberrypi/bspraspberrypi4.yml
>> create mode 100644 spec/build/bsps/aarch64/raspberrypi/linkercmds.yml
>>
>> diff --git a/bsps/aarch64/raspberrypi/console/console.c
>> b/bsps/aarch64/raspberrypi/console/console.c
>> new file mode 100644
>> index 0000000000..73bb0036ff
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/console/console.c
>> @@ -0,0 +1,69 @@
>> +/* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> +/**
>> + * @file
>> + *
>> + * @ingroup RTEMSBSPsAArch64Raspberrypi4
>> + *
>> + * @brief Console Configuration
>> + */
>> +
>> +/*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>> THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
>> BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
>> IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> +#include <rtems/bspIo.h>
>> +
>> +#include <bsp.h>
>> +#include <dev/serial/arm-pl011.h>
>> +#include <bsp/console-termios.h>
>> +
>> +#include <bspopts.h>
>> +
>> +arm_pl011_context raspberrypi_4_context = {
>> + .base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("PL011"),
>> + .regs = (volatile pl011 *) BSP_RPI4_PL011_BASE,
>> + .initial_baud = 115200
>> +};
>> +
>> +const console_device console_device_table[] = {
>> + {
>> + .device_file = "/dev/ttyS0",
>> + .probe = console_device_probe_default,
>> + .handler = &arm_pl011_fns,
>> + .context = &raspberrypi_4_context.base
>> + }
>> +};
>> +
>> +const size_t console_device_count =
>> RTEMS_ARRAY_SIZE(console_device_table);
>> +
>> +static void output_char( char c )
>> +{
>> + arm_pl011_write_polled(&raspberrypi_4_context.base, c);
>> +}
>> +
>> +BSP_output_char_function_type BSP_output_char = output_char;
>> +
>> +BSP_polling_getchar_function_type BSP_poll_char = NULL;
>> diff --git a/bsps/aarch64/raspberrypi/include/bsp.h
>> b/bsps/aarch64/raspberrypi/include/bsp.h
>> new file mode 100644
>> index 0000000000..4fa81edd40
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/include/bsp.h
>> @@ -0,0 +1,76 @@
>> +/* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> +/**
>> + * @file
>> + *
>> + * @ingroup RTEMSBSPsAArch64Raspberrypi4
>> + *
>> + * @brief Core BSP definitions
>> + */
>> +
>> +/*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>> THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
>> BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
>> IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> +#ifndef LIBBSP_AARCH64_RASPBERRYPI_4_BSP_H
>> +#define LIBBSP_AARCH64_RASPBERRYPI_4_BSP_H
>> +
>> +/**
>> + * @addtogroup RTEMSBSPsAArch64
>> + *
>> + * @{
>> + */
>> +
>> +#include <bspopts.h>
>> +
>> +#ifndef ASM
>> +
>> +#include <bsp/default-initial-extension.h>
>> +#include <bsp/start.h>
>> +
>> +#include <rtems.h>
>> +
>> +/*Raspberry pi MMU initialization */
>> +BSP_START_TEXT_SECTION void raspberrypi_4_setup_mmu_and_cache(void);
>> +
>> +#ifdef __cplusplus
>> +extern "C" {
>> +#endif /* __cplusplus */
>> +
>> +#define BSP_ARM_GIC_CPUIF_BASE 0xFF842000
>> +#define BSP_ARM_GIC_DIST_BASE 0xFF841000
>> +
>> +#define BSP_RPI4_PL011_BASE 0xFE201000
>> +#define BSP_RPI4_PL011_LENGTH 0x200
>> +
>> +#ifdef __cplusplus
>> +}
>> +#endif /* __cplusplus */
>> +
>> +#endif /* ASM */
>> +
>> +/** @} */
>> +
>> +#endif /* LIBBSP_AARCH64_RASPBERRYPI_4_BSP_H */
>> diff --git a/bsps/aarch64/raspberrypi/include/bsp/irq.h
>> b/bsps/aarch64/raspberrypi/include/bsp/irq.h
>> new file mode 100644
>> index 0000000000..effec1b040
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/include/bsp/irq.h
>> @@ -0,0 +1,109 @@
>> +/**
>> + * @file
>> + *
>> + * @ingroup raspberrypi_interrupt
>> + *
>> + * @brief Interrupt definitions.
>> + */
>> +
>> +/**
>> + * Copyright (c) 2013 Alan Cudmore
>> + * Copyright (c) 2022 Mohd Noor Aman
>> + *
>> + * The license and distribution terms for this file may be
>> + * found in the file LICENSE in this distribution or at
>> + *
>> + * http://www.rtems.org/license/LICENSE
>> + *
>> + */
>> +
>> +#ifndef LIBBSP_ARM_RASPBERRYPI_IRQ_H
>> +#define LIBBSP_ARM_RASPBERRYPI_IRQ_H
>> +
>> +#ifndef ASM
>> +
>> +#include <rtems.h>
>> +#include <rtems/irq.h>
>> +#include <rtems/irq-extension.h>
>> +#include <dev/irq/arm-gic-irq.h>
>> +
>> +#if defined(RTEMS_SMP)
>> +#include <rtems/score/processormask.h>
>> +#endif
>> +
>> +/**
>> + * @defgroup raspberrypi_interrupt Interrrupt Support
>> + *
>> + * @ingroup RTEMSBSPsARMRaspberryPi
>> + *
>> + * @brief Interrupt support.
>> + */
>> +
>> +#define BCM2835_INTC_TOTAL_IRQ (64 + 8)
>> +
>> +#define BCM2835_IRQ_SET1_MIN 0
>> +#define BCM2835_IRQ_SET2_MIN 32
>> +
>> +#define BCM2835_IRQ_ID_GPU_TIMER_M0 0
>> +#define BCM2835_IRQ_ID_GPU_TIMER_M1 1
>> +#define BCM2835_IRQ_ID_GPU_TIMER_M2 2
>> +#define BCM2835_IRQ_ID_GPU_TIMER_M3 3
>> +
>> +#define BCM2835_IRQ_ID_USB 9
>> +#define BCM2835_IRQ_ID_AUX 29
>> +#define BCM2835_IRQ_ID_SPI_SLAVE 43
>> +#define BCM2835_IRQ_ID_PWA0 45
>> +#define BCM2835_IRQ_ID_PWA1 46
>> +#define BCM2835_IRQ_ID_SMI 48
>> +#define BCM2835_IRQ_ID_GPIO_0 49
>> +#define BCM2835_IRQ_ID_GPIO_1 50
>> +#define BCM2835_IRQ_ID_GPIO_2 51
>> +#define BCM2835_IRQ_ID_GPIO_3 52
>> +#define BCM2835_IRQ_ID_I2C 53
>> +#define BCM2835_IRQ_ID_SPI 54
>> +#define BCM2835_IRQ_ID_PCM 55
>> +#define BCM2835_IRQ_ID_UART 57
>> +#define BCM2835_IRQ_ID_SD 62
>> +
>> +#define BCM2835_IRQ_ID_BASIC_BASE_ID 64
>> +#define BCM2835_IRQ_ID_TIMER_0 64
>> +#define BCM2835_IRQ_ID_MAILBOX_0 65
>> +#define BCM2835_IRQ_ID_DOORBELL_0 66
>> +#define BCM2835_IRQ_ID_DOORBELL_1 67
>> +#define BCM2835_IRQ_ID_GPU0_HALTED 68
>> +#define BCM2835_IRQ_ID_GPU1_HALTED 69
>> +#define BCM2835_IRQ_ID_ILL_ACCESS_1 70
>> +#define BCM2835_IRQ_ID_ILL_ACCESS_0 71
>> +#define BSP_TIMER_VIRT_PPI 27
>> +#define BSP_TIMER_PHYS_NS_PPI 30
>> +#define BSP_VPL011_SPI 32
>> +
>> +#define BSP_INTERRUPT_VECTOR_COUNT BCM2835_INTC_TOTAL_IRQ
>> +#define BSP_INTERRUPT_VECTOR_INVALID (UINT32_MAX)
>> +
>> +#define BSP_IRQ_COUNT (BCM2835_INTC_TOTAL_IRQ)
>> +
>> +#if defined(RTEMS_SMP)
>> +static inline rtems_status_code bsp_interrupt_set_affinity(
>> + rtems_vector_number vector,
>> + const Processor_mask *affinity
>> +)
>> +{
>> + (void) vector;
>> + (void) affinity;
>> + return RTEMS_UNSATISFIED;
>> +}
>> +
>> +static inline rtems_status_code bsp_interrupt_get_affinity(
>> + rtems_vector_number vector,
>> + Processor_mask *affinity
>> +)
>> +{
>> + (void) vector;
>> + _Processor_mask_From_index( affinity, 0 );
>> + return RTEMS_UNSATISFIED;
>> +}
>> +#endif
>> +
>> +#endif /* ASM */
>> +#endif /* LIBBSP_ARM_RASPBERRYPI_IRQ_H */
>> diff --git a/bsps/aarch64/raspberrypi/include/bsp/raspberrypi.h
>> b/bsps/aarch64/raspberrypi/include/bsp/raspberrypi.h
>> new file mode 100644
>> index 0000000000..f148e8df6c
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/include/bsp/raspberrypi.h
>> @@ -0,0 +1,471 @@
>> +/**
>> + * @file
>> + *
>> + * @ingroup raspberrypi_4_regs
>> + *
>> + * @brief Register definitions.
>> + */
>> +
>> +/*
>> + * Copyright (c) 2022 Mohd Noor Aman
>> + *
>> + * The license and distribution terms for this file may be
>> + * found in the file LICENSE in this distribution or at
>> + *
>> + * http://www.rtems.org/license/LICENSE
>> + *
>> + */
>> +
>> +
>> +#ifndef LIBBSP_AARCH64_RASPBERRYPI_RASPBERRYPI_4_H
>> +#define LIBBSP_AARCH64_RASPBERRYPI_RASPBERRYPI_4_H
>> +
>> +
>> +#include <bspopts.h>
>> +#include <stdint.h>
>> +#include <bsp/utility.h>
>> +
>> +
>> +/**
>> + * @defgroup raspberrypi_reg Register Definitions
>> + *
>> + * @ingroup RTEMSBSPsARMRaspberryPi
>> + *
>> + * @brief Register Definitions
>> + *
>> + * @{
>> + */
>> +
>> +/**
>> + * @name Register Macros
>> + *
>> + * @{
>> + */
>> +
>> +#define BCM2711_REG(x) (*(volatile uint64_t *)(x))
>> +#define BCM2711_BIT(n) (1 << (n))
>> +
>> +/** @} */
>> +
>> +/**
>> + * @name Peripheral Base Register Address
>> + *
>> + * @{
>> + */
>> +
>> +#define RPI_PERIPHERAL_BASE 0xFE000000
>> +#define BASE_OFFSET 0xFE000000
>> +#define RPI_PERIPHERAL_SIZE 0x01800000
>> +
>> +/**
>> + * @name Bus to Physical address translation
>> + * Macro.
>> + * @{
>> + */
>> +#define BUS_TO_PHY(x) ((x) - BASE_OFFSET)
>> +
>> +/** @} */
>> +
>> +/**
>> + * @name Internal ARM Timer Registers
>> + *
>> + * @{
>> + */
>> +
>> +#define BCM2711_CLOCK_FREQ 250000000
>> +
>> +#define BCM2711_TIMER_BASE (RPI_PERIPHERAL_BASE + 0xB400)
>> +
>> +#define BCM2711_TIMER_LOD (BCM2711_TIMER_BASE + 0x00)
>> +#define BCM2711_TIMER_VAL (BCM2711_TIMER_BASE + 0x04)
>> +#define BCM2711_TIMER_CTL (BCM2711_TIMER_BASE + 0x08)
>> +#define BCM2711_TIMER_CLI (BCM2711_TIMER_BASE + 0x0C)
>> +#define BCM2711_TIMER_RIS (BCM2711_TIMER_BASE + 0x10)
>> +#define BCM2711_TIMER_MIS (BCM2711_TIMER_BASE + 0x14)
>> +#define BCM2711_TIMER_RLD (BCM2711_TIMER_BASE + 0x18)
>> +#define BCM2711_TIMER_DIV (BCM2711_TIMER_BASE + 0x1C)
>> +#define BCM2711_TIMER_CNT (BCM2711_TIMER_BASE + 0x20)
>> +
>> +#define BCM2711_TIMER_PRESCALE 0xF9
>> +
>> +/** @} */
>> +
>> +/**
>> + * @name Power Management and Watchdog Registers
>> + *
>> + * @{
>> + */
>> +
>> +#define BCM2711_PM_PASSWD_MAGIC 0x5a000000
>> +
>> +#define BCM2711_PM_BASE (RPI_PERIPHERAL_BASE + 0x100000)
>> +
>> +#define BCM2711_PM_GNRIC (BCM2711_PM_BASE + 0x00)
>> +#define BCM2711_PM_GNRIC_POWUP 0x00000001
>> +#define BCM2711_PM_GNRIC_POWOK 0x00000002
>> +#define BCM2711_PM_GNRIC_ISPOW 0x00000004
>> +#define BCM2711_PM_GNRIC_MEMREP 0x00000008
>> +#define BCM2711_PM_GNRIC_MRDONE 0x00000010
>> +#define BCM2711_PM_GNRIC_ISFUNC 0x00000020
>> +#define BCM2711_PM_GNRIC_RSTN 0x00000fc0
>> +#define BCM2711_PM_GNRIC_ENAB 0x00001000
>> +#define BCM2711_PM_GNRIC_CFG 0x007f0000
>> +
>> +#define BCM2711_PM_AUDIO (BCM2711_PM_BASE + 0x04)
>> +#define BCM2711_PM_AUDIO_APSM 0x000fffff
>> +#define BCM2711_PM_AUDIO_CTRLEN 0x00100000
>> +#define BCM2711_PM_AUDIO_RSTN 0x00200000
>> +
>> +#define BCM2711_PM_STATUS (BCM2711_PM_BASE + 0x18)
>> +
>> +#define BCM2711_PM_RSTC (BCM2711_PM_BASE + 0x1c)
>> +#define BCM2711_PM_RSTC_DRCFG 0x00000003
>> +#define BCM2711_PM_RSTC_WRCFG 0x00000030
>> +#define BCM2711_PM_RSTC_WRCFG_FULL 0x00000020
>> +#define BCM2711_PM_RSTC_SRCFG 0x00000300
>> +#define BCM2711_PM_RSTC_QRCFG 0x00003000
>> +#define BCM2711_PM_RSTC_FRCFG 0x00030000
>> +#define BCM2711_PM_RSTC_HRCFG 0x00300000
>> +
>> +#define BCM2711_PM_RSTS (BCM2711_PM_BASE + 0x20)
>> +#define BCM2711_PM_RSTS_HADDRQ 0x00000001
>> +#define BCM2711_PM_RSTS_HADDRF 0x00000002
>> +#define BCM2711_PM_RSTS_HADDRH 0x00000004
>> +#define BCM2711_PM_RSTS_HADWRQ 0x00000010
>> +#define BCM2711_PM_RSTS_HADWRF 0x0000002
>> +#define BCM2711_PM_RSTS_HADWRH 0x00000040
>> +#define BCM2711_PM_RSTS_HADSRQ 0x00000100
>> +#define BCM2711_PM_RSTS_HADSRF 0x00000200
>> +#define BCM2711_PM_RSTS_HADSRH 0x00000400
>> +#define BCM2711_PM_RSTS_HADPOR 0x00001000
>> +
>> +#define BCM2711_PM_WDOG (BCM2711_PM_BASE + 0x24)
>> +
>> +/** @} */
>> +
>> +
>> +/** @} */
>> +
>> +/**
>> + * @name AUX Registers
>> + *
>> + * @{
>> + */
>> +
>> +#define BCM2711_AUX_BASE (RPI_PERIPHERAL_BASE + 0x215000)
>> +
>> +#define AUX_ENABLES (BCM2711_AUX_BASE + 0x04)
>> +#define AUX_MU_IO_REG (BCM2711_AUX_BASE + 0x40)
>> +#define AUX_MU_IER_REG (BCM2711_AUX_BASE + 0x44)
>> +#define AUX_MU_IIR_REG (BCM2711_AUX_BASE + 0x48)
>> +#define AUX_MU_LCR_REG (BCM2711_AUX_BASE + 0x4C)
>> +#define AUX_MU_MCR_REG (BCM2711_AUX_BASE + 0x50)
>> +#define AUX_MU_LSR_REG (BCM2711_AUX_BASE + 0x54)
>> +#define AUX_MU_MSR_REG (BCM2711_AUX_BASE + 0x58)
>> +#define AUX_MU_SCRATCH (BCM2711_AUX_BASE + 0x5C)
>> +#define AUX_MU_CNTL_REG (BCM2711_AUX_BASE + 0x60)
>> +#define AUX_MU_STAT_REG (BCM2711_AUX_BASE + 0x64)
>> +#define AUX_MU_BAUD_REG (BCM2711_AUX_BASE + 0x68)
>> +
>> +/** @} */
>> +
>> +
>> +
>> +/** @} */
>> +
>> +/**
>> + * @name GPU Timer Registers
>> + *
>> + * @{
>> + */
>> +
>> +/**
>> + * NOTE: The GPU uses Compare registers 0 and 2 for
>> + * it's own RTOS. 1 and 3 are available for use in
>> + * RTEMS.
>> + */
>> +#define BCM2711_GPU_TIMER_BASE (RPI_PERIPHERAL_BASE + 0x3000)
>> +
>> +#define BCM2711_GPU_TIMER_CS (BCM2711_GPU_TIMER_BASE + 0x00)
>> +#define BCM2711_GPU_TIMER_CS_M0 0x00000001
>> +#define BCM2711_GPU_TIMER_CS_M1 0x00000002
>> +#define BCM2711_GPU_TIMER_CS_M2 0x00000004
>> +#define BCM2711_GPU_TIMER_CS_M3 0x00000008
>> +#define BCM2711_GPU_TIMER_CLO (BCM2711_GPU_TIMER_BASE + 0x04)
>> +#define BCM2711_GPU_TIMER_CHI (BCM2711_GPU_TIMER_BASE + 0x08)
>> +#define BCM2711_GPU_TIMER_C0 (BCM2711_GPU_TIMER_BASE + 0x0C)
>> +#define BCM2711_GPU_TIMER_C1 (BCM2711_GPU_TIMER_BASE + 0x10)
>> +#define BCM2711_GPU_TIMER_C2 (BCM2711_GPU_TIMER_BASE + 0x14)
>> +#define BCM2711_GPU_TIMER_C3 (BCM2711_GPU_TIMER_BASE + 0x18)
>> +
>> +/** @} */
>> +
>> +/**
>> + * @name EMMC Registers
>> + *
>> + * @{
>> + */
>> +
>> +/**
>> + * NOTE: Since the SD controller follows the SDHCI standard,
>> + * the rtems-libbsd tree already provides the remaining registers.
>> + */
>> +
>> +#define BCM2711_EMMC_BASE (RPI_PERIPHERAL_BASE + 0x300000)
>> +
>> +/** @} */
>> +
>> +/**
>> +* @name Mailbox Registers
>> +*
>> +* @{
>> +*/
>> +
>> +#define BCM2711_MBOX_BASE (RPI_PERIPHERAL_BASE+0xB880)
>> +
>> +#define BCM2711_MBOX_READ (BCM2711_MBOX_BASE+0x00)
>> +#define BCM2711_MBOX_PEEK (BCM2711_MBOX_BASE+0x10)
>> +#define BCM2711_MBOX_SENDER (BCM2711_MBOX_BASE+0x14)
>> +#define BCM2711_MBOX_STATUS (BCM2711_MBOX_BASE+0x18)
>> +#define BCM2711_MBOX_WRITE (BCM2711_MBOX_BASE+0x20)
>> +#define BCM2711_MBOX_CONFIG (BCM2711_MBOX_BASE+0x1C)
>> +
>> +#define BCM2711_MBOX_RESPONSE 0x80000000
>> +#define BCM2711_MBOX_FULL 0x80000000
>> +#define BCM2711_MBOX_EMPTY 0x40000000
>> +
>> +/** @} */
>> +
>> +/**
>> +* @name Mailbox Channels
>> +*
>> +* @{
>> +*/
>> +
>> +/* Power Manager channel */
>> +#define BCM2711_MBOX_CHANNEL_PM 0
>> +/* Framebuffer channel */
>> +#define BCM2711_MBOX_CHANNEL_FB 1
>> + /* Virtual UART channel */
>> +#define BCM2711_MBOX_CHANNEL_VUART 2
>> + /* VCHIQ channel */
>> +#define BCM2711_MBOX_CHANNEL_VCHIQ 3
>> + /* LEDs channel */
>> +#define BCM2711_MBOX_CHANNEL_LED 4
>> + /* Button channel */
>> +#define BCM2711_MBOX_CHANNEL_BUTTON 5
>> + /* Touch screen channel */
>> +#define BCM2711_MBOX_CHANNEL_TOUCHS 6
>> +
>> +#define BCM2711_MBOX_CHANNEL_COUNT 7
>> +/* Property tags (ARM <-> VC) channel */
>> +#define BCM2711_MBOX_CHANNEL_PROP_AVC 8
>> + /* Property tags (VC <-> ARM) channel */
>> +#define BCM2711_MBOX_CHANNEL_PROP_VCA 9
>> +
>> +/** @} */
>> +
>> +
>> +
>> +/**
>> + * @name Raspberry Pi 2 Interrupt Register Defines
>> + *
>> + * @{
>> + */
>> +
>> +/* Timers interrupt control registers */
>> +#define BCM2711_CORE0_TIMER_IRQ_CTRL_BASE 0xFF800040
>> +#define BCM2711_CORE1_TIMER_IRQ_CTRL_BASE 0xFF800044
>> +#define BCM2711_CORE2_TIMER_IRQ_CTRL_BASE 0xFF800048
>> +#define BCM2711_CORE3_TIMER_IRQ_CTRL_BASE 0xFF80004C
>> +
>> +#define BCM2711_CORE_TIMER_IRQ_CTRL(cpuidx) \
>> + (BCM2711_CORE0_TIMER_IRQ_CTRL_BASE + 0x4 * (cpuidx))
>> +
>> +
>> +/**
>> + * @name Raspberry Pi 4 ARM_LOCAL registers
>> + *
>> + * @{
>> + */
>> +
>> +#define BCM2711_LOCAL_REGS_BASE 0x4C0000000
>> +#define BCM2711_LOCAL_REGS_SIZE 0x100
>> +
>> +#define BCM2711_LOCAL_ARM_CONTROL (BCM2711_LOCAL_REGS_BASE +
>> 0x00)
>> +#define BCM2711_LOCAL_CORE_IRQ_CONTROL (BCM2711_LOCAL_REGS_BASE +
>> 0x0c)
>> +#define BCM2711_LOCAL_PMU_CONTROL_SET (BCM2711_LOCAL_REGS_BASE +
>> 0x10)
>> +#define BCM2711_LOCAL_PMU_CONTROL_CLR (BCM2711_LOCAL_REGS_BASE +
>> 0x14)
>> +#define BCM2711_LOCAL_PERI_IRQ_ROUTE0 (BCM2711_LOCAL_REGS_BASE +
>> 0x24)
>> +#define BCM2711_LOCAL_AXI_QUIET_TIME (BCM2711_LOCAL_REGS_BASE +
>> 0x30)
>> +#define BCM2711_LOCAL_LOCAL_TIMER_CONTROL (BCM2711_LOCAL_REGS_BASE +
>> 0x34)
>> +#define BCM2711_LOCAL_LOCAL_TIMER_IRQ (BCM2711_LOCAL_REGS_BASE +
>> 0x38)
>> +
>> +#define BCM2711_LOCAL_TIMER_CNTRL0 (BCM2711_LOCAL_REGS_BASE +
>> 0x40)
>> +#define BCM2711_LOCAL_TIMER_CNTRL1 (BCM2711_LOCAL_REGS_BASE +
>> 0x44)
>> +#define BCM2711_LOCAL_TIMER_CNTRL2 (BCM2711_LOCAL_REGS_BASE +
>> 0x48)
>> +#define BCM2711_LOCAL_TIMER_CNTRL3 (BCM2711_LOCAL_REGS_BASE +
>> 0x4c)
>> +
>> +#define BCM2711_LOCAL_MAILBOX_CNTRL0 (BCM2711_LOCAL_REGS_BASE +
>> 0x50)
>> +#define BCM2711_LOCAL_MAILBOX_CNTRL1 (BCM2711_LOCAL_REGS_BASE +
>> 0x54)
>> +#define BCM2711_LOCAL_MAILBOX_CNTRL2 (BCM2711_LOCAL_REGS_BASE +
>> 0x58)
>> +#define BCM2711_LOCAL_MAILBOX_CNTRL3 (BCM2711_LOCAL_REGS_BASE +
>> 0x5c)
>> +
>> +#define BCM2711_LOCAL_IRQ_SOURCE0 (BCM2711_LOCAL_REGS_BASE +
>> 0x60)
>> +#define BCM2711_LOCAL_IRQ_SOURCE1 (BCM2711_LOCAL_REGS_BASE +
>> 0x64)
>> +#define BCM2711_LOCAL_IRQ_SOURCE2 (BCM2711_LOCAL_REGS_BASE +
>> 0x68)
>> +#define BCM2711_LOCAL_IRQ_SOURCE3 (BCM2711_LOCAL_REGS_BASE +
>> 0x6c)
>> +
>> +#define BCM2711_LOCAL_FIQ_SOURCE0 (BCM2711_LOCAL_REGS_BASE +
>> 0x70)
>> +#define BCM2711_LOCAL_FIQ_SOURCE1 (BCM2711_LOCAL_REGS_BASE +
>> 0x74)
>> +#define BCM2711_LOCAL_FIQ_SOURCE2 (BCM2711_LOCAL_REGS_BASE +
>> 0x78)
>> +#define BCM2711_LOCAL_FIQ_SOURCE3 (BCM2711_LOCAL_REGS_BASE +
>> 0x7c)
>> +
>> +/**
>> + * @name Raspberry Pi 4 Mailbox registers
>> + *
>> + * @{
>> + */
>> +
>> +
>> +
>> +#define BCM2711_MAILBOX_00_WRITE_SET_BASE 0x4C000080
>> +#define BCM2711_MAILBOX_01_WRITE_SET_BASE 0x4C000084
>> +#define BCM2711_MAILBOX_02_WRITE_SET_BASE 0x4C000088
>> +#define BCM2711_MAILBOX_03_WRITE_SET_BASE 0x4C00008C
>> +#define BCM2711_MAILBOX_04_WRITE_SET_BASE 0x4C000090
>> +#define BCM2711_MAILBOX_05_WRITE_SET_BASE 0x4C000094
>> +#define BCM2711_MAILBOX_06_WRITE_SET_BASE 0x4C000098
>> +#define BCM2711_MAILBOX_07_WRITE_SET_BASE 0x4C00009C
>> +#define BCM2711_MAILBOX_08_WRITE_SET_BASE 0x4C0000A0
>> +#define BCM2711_MAILBOX_09_WRITE_SET_BASE 0x4C0000A4
>> +#define BCM2711_MAILBOX_10_WRITE_SET_BASE 0x4C0000A8
>> +#define BCM2711_MAILBOX_11_WRITE_SET_BASE 0x4C0000AC
>> +#define BCM2711_MAILBOX_12_WRITE_SET_BASE 0x4C0000B0
>> +#define BCM2711_MAILBOX_13_WRITE_SET_BASE 0x4C0000B4
>> +#define BCM2711_MAILBOX_14_WRITE_SET_BASE 0x4C0000B8
>> +#define BCM2711_MAILBOX_15_WRITE_SET_BASE 0x4C0000BC
>> +
>> +#define BCM2711_MAILBOX_00_READ_CLEAR_BASE 0x4C0000C0
>> +#define BCM2711_MAILBOX_01_READ_CLEAR_BASE 0x4C0000C4
>> +#define BCM2711_MAILBOX_02_READ_CLEAR_BASE 0x4C0000C8
>> +#define BCM2711_MAILBOX_03_READ_CLEAR_BASE 0x4C0000CC
>> +#define BCM2711_MAILBOX_04_READ_CLEAR_BASE 0x4C0000D0
>> +#define BCM2711_MAILBOX_05_READ_CLEAR_BASE 0x4C0000D4
>> +#define BCM2711_MAILBOX_06_READ_CLEAR_BASE 0x4C0000D8
>> +#define BCM2711_MAILBOX_07_READ_CLEAR_BASE 0x4C0000DC
>> +#define BCM2711_MAILBOX_08_READ_CLEAR_BASE 0x4C0000E0
>> +#define BCM2711_MAILBOX_09_READ_CLEAR_BASE 0x4C0000E4
>> +#define BCM2711_MAILBOX_10_READ_CLEAR_BASE 0x4C0000E8
>> +#define BCM2711_MAILBOX_11_READ_CLEAR_BASE 0x4C0000EC
>> +#define BCM2711_MAILBOX_12_READ_CLEAR_BASE 0x4C0000F0
>> +#define BCM2711_MAILBOX_13_READ_CLEAR_BASE 0x4C0000F4
>> +#define BCM2711_MAILBOX_14_READ_CLEAR_BASE 0x4C0000F8
>> +#define BCM2711_MAILBOX_15_READ_CLEAR_BASE 0x4C0000FC
>> +
>> +
>> +/**
>> + * @name Raspberry Pi 4 ARM_C FIQ and IRQ registers
>> + *
>> + * @{
>> + */
>> +
>> +#define BCM2711_ARMC_REGS_BASE (RPI_PERIPHERAL_BASE +
>> 0xB200)
>> +#define BCM2711_ARMC_REGS_SIZE 0x200
>> +
>> +#define BCM2711_ARMC_IRQ0_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x00)
>> +#define BCM2711_ARMC_IRQ0_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x04)
>> +#define BCM2711_ARMC_IRQ0_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x08)
>> +#define BCM2711_ARMC_IRQ0_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x10)
>> +#define BCM2711_ARMC_IRQ0_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x14)
>> +#define BCM2711_ARMC_IRQ0_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x18)
>> +#define BCM2711_ARMC_IRQ0_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x20)
>> +#define BCM2711_ARMC_IRQ0_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x24)
>> +#define BCM2711_ARMC_IRQ0_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x28)
>> +
>> +#define BCM2711_ARMC_IRQ_STATUS0 (BCM2711_ARMC_REGS_BASE +
>> 0x30)
>> +#define BCM2711_ARMC_IRQ_STATUS1 (BCM2711_ARMC_REGS_BASE +
>> 0x34)
>> +#define BCM2711_ARMC_IRQ_STATUS2 (BCM2711_ARMC_REGS_BASE +
>> 0x38)
>> +
>> +#define BCM2711_ARMC_IRQ1_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x40)
>> +#define BCM2711_ARMC_IRQ1_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x44)
>> +#define BCM2711_ARMC_IRQ1_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x48)
>> +#define BCM2711_ARMC_IRQ1_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x50)
>> +#define BCM2711_ARMC_IRQ1_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x54)
>> +#define BCM2711_ARMC_IRQ1_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x58)
>> +#define BCM2711_ARMC_IRQ1_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x60)
>> +#define BCM2711_ARMC_IRQ1_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x64)
>> +#define BCM2711_ARMC_IRQ1_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x68)
>> +
>> +#define BCM2711_ARMC_IRQ2_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x80)
>> +#define BCM2711_ARMC_IRQ2_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x84)
>> +#define BCM2711_ARMC_IRQ2_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x88)
>> +#define BCM2711_ARMC_IRQ2_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x90)
>> +#define BCM2711_ARMC_IRQ2_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x94)
>> +#define BCM2711_ARMC_IRQ2_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x98)
>> +#define BCM2711_ARMC_IRQ2_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0xA0)
>> +#define BCM2711_ARMC_IRQ2_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0xA4)
>> +#define BCM2711_ARMC_IRQ2_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0xA8)
>> +
>> +#define BCM2711_ARMC_IRQ3_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0xC0)
>> +#define BCM2711_ARMC_IRQ3_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0xC4)
>> +#define BCM2711_ARMC_IRQ3_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0xC8)
>> +#define BCM2711_ARMC_IRQ3_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0xD0)
>> +#define BCM2711_ARMC_IRQ3_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0xD4)
>> +#define BCM2711_ARMC_IRQ3_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0xD8)
>> +#define BCM2711_ARMC_IRQ3_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0xE0)
>> +#define BCM2711_ARMC_IRQ3_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0xE4)
>> +#define BCM2711_ARMC_IRQ3_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0xE8)
>> +
>> +
>> +
>> +#define BCM2711_ARMC_FIQ0_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x100)
>> +#define BCM2711_ARMC_FIQ0_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x104)
>> +#define BCM2711_ARMC_FIQ0_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x108)
>> +#define BCM2711_ARMC_FIQ0_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x110)
>> +#define BCM2711_ARMC_FIQ0_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x114)
>> +#define BCM2711_ARMC_FIQ0_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x118)
>> +#define BCM2711_ARMC_FIQ0_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x120)
>> +#define BCM2711_ARMC_FIQ0_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x124)
>> +#define BCM2711_ARMC_FIQ0_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x128)
>> +
>> +#define BCM2711_ARMC_FIQ1_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x140)
>> +#define BCM2711_ARMC_FIQ1_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x144)
>> +#define BCM2711_ARMC_FIQ1_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x148)
>> +#define BCM2711_ARMC_FIQ1_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x150)
>> +#define BCM2711_ARMC_FIQ1_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x154)
>> +#define BCM2711_ARMC_FIQ1_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x158)
>> +#define BCM2711_ARMC_FIQ1_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x160)
>> +#define BCM2711_ARMC_FIQ1_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x164)
>> +#define BCM2711_ARMC_FIQ1_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x168)
>> +
>> +#define BCM2711_ARMC_FIQ2_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x180)
>> +#define BCM2711_ARMC_FIQ2_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x184)
>> +#define BCM2711_ARMC_FIQ2_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x188)
>> +#define BCM2711_ARMC_FIQ2_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x190)
>> +#define BCM2711_ARMC_FIQ2_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x194)
>> +#define BCM2711_ARMC_FIQ2_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x198)
>> +#define BCM2711_ARMC_FIQ2_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x1A0)
>> +#define BCM2711_ARMC_FIQ2_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x1A4)
>> +#define BCM2711_ARMC_FIQ2_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x1A8)
>> +
>> +#define BCM2711_ARMC_FIQ3_PENDING0 (BCM2711_ARMC_REGS_BASE +
>> 0x1C0)
>> +#define BCM2711_ARMC_FIQ3_PENDING1 (BCM2711_ARMC_REGS_BASE +
>> 0x1C4)
>> +#define BCM2711_ARMC_FIQ3_PENDING2 (BCM2711_ARMC_REGS_BASE +
>> 0x1C8)
>> +#define BCM2711_ARMC_FIQ3_SET_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x1D0)
>> +#define BCM2711_ARMC_FIQ3_SET_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x1D4)
>> +#define BCM2711_ARMC_FIQ3_SET_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x1D8)
>> +#define BCM2711_ARMC_FIQ3_CLR_EN_0 (BCM2711_ARMC_REGS_BASE +
>> 0x1E0)
>> +#define BCM2711_ARMC_FIQ3_CLR_EN_1 (BCM2711_ARMC_REGS_BASE +
>> 0x1E4)
>> +#define BCM2711_ARMC_FIQ3_CLR_EN_2 (BCM2711_ARMC_REGS_BASE +
>> 0x1E8)
>> +
>> +#define BCM2711_ARMC_SWIRQ_SET (BCM2711_ARMC_REGS_BASE +
>> 0x1F0)
>> +#define BCM2711_ARMC_SWIRQ_CLEAR (BCM2711_ARMC_REGS_BASE +
>> 0x1F4)
>> +
>> +
>> +
>> +
>> +
>> +/** @} */
>> +
>> +#endif /* LIBBSP_ARM_RASPBERRYPI_RASPBERRYPI_H */
>> diff --git a/bsps/aarch64/raspberrypi/include/tm27.h
>> b/bsps/aarch64/raspberrypi/include/tm27.h
>> new file mode 100644
>> index 0000000000..653f88ed01
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/include/tm27.h
>> @@ -0,0 +1,46 @@
>> +/* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> +/**
>> + * @file
>> + *
>> + * @ingroup RTEMSBSPsAArch64Raspberrypi4
>> + *
>> + * @brief BSP tm27 header
>> + */
>> +
>> +/*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>> THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
>> BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
>> IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> +#ifndef _RTEMS_TMTEST27
>> +#error "This is an RTEMS internal file you must not include directly."
>> +#endif
>> +
>> +#ifndef __tm27_h
>> +#define __tm27_h
>> +
>> +#include <dev/irq/arm-gic-tm27.h>
>> +
>> +#endif /* __tm27_h */
>> \ No newline at end of file
>> diff --git a/bsps/aarch64/raspberrypi/start/bspstart.c
>> b/bsps/aarch64/raspberrypi/start/bspstart.c
>> new file mode 100644
>> index 0000000000..56f52a2231
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/start/bspstart.c
>> @@ -0,0 +1,49 @@
>> +/* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> +/**
>> + * @file
>> + *
>> + * @ingroup RTEMSBSPsAArch64Raspberrypi4
>> + *
>> + * @brief BSP Startup
>> + */
>> +
>> +/*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>> THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
>> BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
>> IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> +#include <bsp.h>
>> +#include <bsp/bootcard.h>
>> +#include <bsp/irq-generic.h>
>> +#include <bsp/linker-symbols.h>
>> +
>> +void bsp_start( void )
>> +{
>> + bsp_interrupt_initialize();
>> + rtems_cache_coherent_add_area(
>> + bsp_section_nocacheheap_begin,
>> + (uintptr_t) bsp_section_nocacheheap_size
>> + );
>> +}
>> diff --git a/bsps/aarch64/raspberrypi/start/bspstarthooks.c
>> b/bsps/aarch64/raspberrypi/start/bspstarthooks.c
>> new file mode 100644
>> index 0000000000..fe0fe77c09
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/start/bspstarthooks.c
>> @@ -0,0 +1,53 @@
>> +/* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> +/**
>> + * @file
>> + *
>> + * @ingroup RTEMSBSPsAArch64Raspberrypi4
>> + *
>> + * @brief BSP Startup Hooks
>> + */
>> +
>> +/*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>> THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
>> BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
>> IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> +#include <bsp.h>
>> +#include <bsp/irq-generic.h>
>> +#include <bsp/start.h>
>> +#include <rtems/score/cpu.h>
>> +
>> +BSP_START_TEXT_SECTION void bsp_start_hook_0(void)
>> +{
>> + /* Do nothing */
>> +}
>> +
>> +BSP_START_TEXT_SECTION void bsp_start_hook_1(void)
>> +{
>> + AArch64_start_set_vector_base();
>> + bsp_start_copy_sections();
>> + raspberrypi_4_setup_mmu_and_cache();
>> + bsp_start_clear_bss();
>> +}
>> \ No newline at end of file
>> diff --git a/bsps/aarch64/raspberrypi/start/bspstartmmu.c
>> b/bsps/aarch64/raspberrypi/start/bspstartmmu.c
>> new file mode 100644
>> index 0000000000..ab12020a2a
>> --- /dev/null
>> +++ b/bsps/aarch64/raspberrypi/start/bspstartmmu.c
>> @@ -0,0 +1,84 @@
>> +/* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> +/**
>> + * @file
>> + *
>> + * @ingroup RTEMSBSPsAArch64Raspberrypi4
>> + *
>> + * @brief This source file contains the default MMU tables and setup.
>> + */
>> +
>> +/*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>> THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
>> BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
>> IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> +#include <bsp.h>
>> +#include <bsp/start.h>
>> +#include <bsp/aarch64-mmu.h>
>> +#include <bsp/raspberrypi.h>
>> +#include <libcpu/mmu-vmsav8-64.h>
>> +
>> +
>> +BSP_START_DATA_SECTION static const aarch64_mmu_config_entry
>> +raspberrypi_4_mmu_config_table[] = {
>> + AARCH64_MMU_DEFAULT_SECTIONS,
>> +
>> + { /* RPI peripheral address */
>> + .begin = (unsigned)RPI_PERIPHERAL_BASE,
>> + .end = (unsigned)RPI_PERIPHERAL_BASE + (unsigned)RPI_PERIPHERAL_SIZE,
>> + .flags = AARCH64_MMU_DEVICE
>> + },
>> +
>> + { /* RPI ARM local registers */
>> + .begin = (unsigned)BCM2711_LOCAL_REGS_BASE,
>> + .end = (unsigned)BCM2711_LOCAL_REGS_BASE +
>> (unsigned)BCM2711_LOCAL_REGS_SIZE,
>> + .flags = AARCH64_MMU_DEVICE
>> + },
>> +
>> + { /* RPI GIC Interface address */
>> + .begin = 0xFF800000U,
>> + .end = 0xFFA00000U,
>> + .flags = AARCH64_MMU_DEVICE
>> + }
>> +
>> +};
>> +/*
>> + * Make weak and let the user override.
>> + */
>> +BSP_START_TEXT_SECTION void
>> +raspberrypi_4_setup_mmu_and_cache( void ) __attribute__ ((weak));
>> +
>> +BSP_START_TEXT_SECTION void
>> +raspberrypi_4_setup_mmu_and_cache( void )
>> +{
>> + aarch64_mmu_setup();
>> +
>> + aarch64_mmu_setup_translation_table(
>> + &raspberrypi_4_mmu_config_table[ 0 ],
>> + RTEMS_ARRAY_SIZE( raspberrypi_4_mmu_config_table )
>> + );
>> +
>> + aarch64_mmu_enable();
>> +}
>> \ No newline at end of file
>> diff --git a/spec/build/bsps/aarch64/raspberrypi/abi.yml
>> b/spec/build/bsps/aarch64/raspberrypi/abi.yml
>> new file mode 100644
>> index 0000000000..5e3e0a4975
>> --- /dev/null
>> +++ b/spec/build/bsps/aarch64/raspberrypi/abi.yml
>> @@ -0,0 +1,21 @@
>> +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
>> +actions:
>> +- get-string: null
>> +- split: null
>> +- env-append: null
>> +build-type: option
>> +copyrights:
>> +- Copyright (C) 2022 Mohd Noor Aman
>> +default:
>> +- -mcpu=cortex-a72
>> +- -march=armv8-a
>> +
>> +default-by-variant: []
>> +includes: []
>> +description: |
>> + ABI flags
>> +links: []
>> +enabled-by: true
>> +name: ABI_FLAGS
>> +type: build
>> +
>> \ No newline at end of file
>> diff --git a/spec/build/bsps/aarch64/raspberrypi/bspraspberrypi4.yml
>> b/spec/build/bsps/aarch64/raspberrypi/bspraspberrypi4.yml
>> new file mode 100644
>> index 0000000000..d2ff76d351
>> --- /dev/null
>> +++ b/spec/build/bsps/aarch64/raspberrypi/bspraspberrypi4.yml
>> @@ -0,0 +1,81 @@
>> +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
>> +arch: aarch64
>> +bsp: raspberrypi4b
>> +build-type: bsp
>> +cflags: []
>> +copyrights:
>> +- Copyright (C) 2022 Mohd Noor Aman
>> +cppflags: []
>> +enabled-by: true
>> +family: raspberrypi
>> +includes: []
>> +install:
>> +- destination: ${BSP_INCLUDEDIR}
>> + source:
>> + - bsps/aarch64/raspberrypi/include/bsp.h
>> + - bsps/aarch64/raspberrypi/include/tm27.h
>> +
>> +- destination: ${BSP_INCLUDEDIR}/bsp
>> + source:
>> + - bsps/aarch64/raspberrypi/include/bsp/irq.h
>> + - bsps/aarch64/raspberrypi/include/bsp/raspberrypi.h
>> +
>> +source:
>> +- bsps/aarch64/raspberrypi/console/console.c
>> +- bsps/aarch64/raspberrypi/start/bspstart.c
>> +- bsps/aarch64/raspberrypi/start/bspstarthooks.c
>> +- bsps/aarch64/raspberrypi/start/bspstartmmu.c
>> +- bsps/aarch64/shared/clock/arm-generic-timer-aarch64.c
>> +- bsps/aarch64/shared/cache/cache.c
>> +- bsps/aarch64/shared/mmu/vmsav8-64.c
>> +- bsps/shared/dev/clock/arm-generic-timer.c
>> +- bsps/shared/dev/irq/arm-gicv2.c
>> +- bsps/shared/dev/irq/arm-gicv2-get-attributes.c
>> +- bsps/shared/dev/serial/console-termios-init.c
>> +- bsps/shared/dev/serial/console-termios.c
>> +- bsps/shared/dev/serial/arm-pl011.c
>> +- bsps/shared/dev/getentropy/getentropy-cpucounter.c
>> +- bsps/shared/dev/btimer/btimer-cpucounter.c
>> +- bsps/shared/irq/irq-default-handler.c
>> +- bsps/shared/irq/irq-handler-install.c
>> +- bsps/shared/irq/irq-generic.c
>> +- bsps/shared/irq/irq-lock.c
>> +- bsps/shared/start/bspfatal-default.c
>> +- bsps/shared/start/bspreset-arm-psci.c
>> +- bsps/shared/start/gettargethash-default.c
>> +- bsps/shared/start/sbrk.c
>> +- bsps/shared/start/wkspaceinitone.c
>> +- bsps/shared/start/mallocinitmulti.c
>> +- bsps/shared/start/bspgetworkarea-default.c
>> +
>> +links:
>> +- role: build-dependency
>> + uid: ../grp
>> +- role: build-dependency
>> + uid: ../start
>> +- role: build-dependency
>> + uid: ../optmmupages
>> +- role: build-dependency
>> + uid: ../optgtusevirt
>> +- role: build-dependency
>> + uid: ../optgtuseps
>> +- role: build-dependency
>> + uid: abi
>> +- role: build-dependency
>> + uid: ../../optcachedata
>> +- role: build-dependency
>> + uid: ../../optcacheinst
>> +- role: build-dependency
>> + uid: ../../opto2
>> +- role: build-dependency
>> + uid: ../../bspopts
>> +- role: build-dependency
>> + uid: linkercmds
>> +- role: build-dependency
>> + uid: ../../obj
>> +- role: build-dependency
>> + uid: ../../objirq
>> +
>> +type: build
>> +
>> +
>> diff --git a/spec/build/bsps/aarch64/raspberrypi/linkercmds.yml
>> b/spec/build/bsps/aarch64/raspberrypi/linkercmds.yml
>> new file mode 100644
>> index 0000000000..8598b89cba
>> --- /dev/null
>> +++ b/spec/build/bsps/aarch64/raspberrypi/linkercmds.yml
>> @@ -0,0 +1,76 @@
>> +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
>> +build-type: config-file
>> +content: |
>> + /* SPDX-License-Identifier: BSD-2-Clause */
>> +
>> + /*
>> + * Copyright (C) 2022 Mohd Noor Aman
>> + *
>> + * Redistribution and use in source and binary forms, with or without
>> + * modification, are permitted provided that the following conditions
>> + * are met:
>> + * 1. Redistributions of source code must retain the above copyright
>> + * notice, this list of conditions and the following disclaimer.
>> + * 2. Redistributions in binary form must reproduce the above copyright
>> + * notice, this list of conditions and the following disclaimer in
>> the
>> + * documentation and/or other materials provided with the
>> distribution.
>> + *
>> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
>> "AS IS"
>> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
>> TO, THE
>> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>> PURPOSE
>> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
>> CONTRIBUTORS BE
>> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
>> BUSINESS
>> + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
>> WHETHER IN
>> + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
>> OTHERWISE)
>> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
>> OF THE
>> + * POSSIBILITY OF SUCH DAMAGE.
>> + */
>> +
>> + MEMORY {
>> + RAM_MMU : ORIGIN = 0x0, LENGTH = (0x1000 *
>> ${AARCH64_MMU_TRANSLATION_TABLE_PAGES})
>> + RAM : ORIGIN = 0x80000, LENGTH = 1024M
>> + }
>> +
>> + REGION_ALIAS ("REGION_START", RAM);
>> + REGION_ALIAS ("REGION_VECTOR", RAM);
>> + REGION_ALIAS ("REGION_TEXT", RAM);
>> + REGION_ALIAS ("REGION_TEXT_LOAD", RAM);
>> + REGION_ALIAS ("REGION_RODATA", RAM);
>> + REGION_ALIAS ("REGION_RODATA_LOAD", RAM);
>> + REGION_ALIAS ("REGION_DATA", RAM);
>> + REGION_ALIAS ("REGION_DATA_LOAD", RAM);
>> + REGION_ALIAS ("REGION_FAST_TEXT", RAM);
>> + REGION_ALIAS ("REGION_FAST_TEXT_LOAD", RAM);
>> + REGION_ALIAS ("REGION_FAST_DATA", RAM);
>> + REGION_ALIAS ("REGION_FAST_DATA_LOAD", RAM);
>> + REGION_ALIAS ("REGION_BSS", RAM);
>> + REGION_ALIAS ("REGION_WORK", RAM);
>> + REGION_ALIAS ("REGION_STACK", RAM);
>> + REGION_ALIAS ("REGION_NOCACHE", RAM);
>> + REGION_ALIAS ("REGION_NOCACHE_LOAD", RAM);
>> +
>> + bsp_stack_abt_size = DEFINED (bsp_stack_abt_size) ? bsp_stack_abt_size
>> : 1024;
>> +
>> + bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ?
>> bsp_section_rwbarrier_align : 1M;
>> +
>> + bsp_stack_exception_size = DEFINED (bsp_stack_exception_size) ?
>> bsp_stack_exception_size : 1024;
>> +
>> + bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ?
>> bsp_section_rwbarrier_align : 1M;
>> +
>> + bsp_vector_table_in_start_section = 1;
>> + bsp_translation_table_base = ORIGIN (RAM_MMU);
>> + bsp_translation_table_end = ORIGIN (RAM_MMU) + LENGTH (RAM_MMU);
>> +
>> + OUTPUT_FORMAT ("elf64-littleaarch64")
>> + OUTPUT_ARCH (aarch64)
>> +
>> + INCLUDE linkcmds.base
>> +copyrights:
>> +- Copyright (C) 2022 Mohd Noor Aman
>> +enabled-by: true
>> +install-path: ${BSP_LIBDIR}
>> +links: []
>> +target: linkcmds
>> +type: build
>> --
>> 2.37.3
>>
>> _______________________________________________
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