From 7f99cd83426e78885ccb8480e29942e9f91f01fa Mon Sep 17 00:00:00 2001 From: yangjie Date: Thu, 25 Mar 2021 11:14:33 +0800 Subject: [PATCH] =?UTF-8?q?[bsp]=20=E7=A7=BB=E5=87=BA=20zynq7000=20bsp?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .github/workflows/action.yml | 1 - Jenkinsfile | 1 - bsp/zynq7000/README.txt | 5 - bsp/zynq7000/SConscript | 14 -- bsp/zynq7000/SConstruct | 35 --- bsp/zynq7000/applications/SConscript | 11 - bsp/zynq7000/applications/application.c | 47 ---- bsp/zynq7000/applications/startup.c | 81 ------- bsp/zynq7000/drivers/SConscript | 22 -- bsp/zynq7000/drivers/board.c | 87 ------- bsp/zynq7000/drivers/board.h | 64 ----- bsp/zynq7000/drivers/uart.c | 301 ----------------------- bsp/zynq7000/drivers/uart_hw.h | 307 ------------------------ bsp/zynq7000/drivers/zynq7000.h | 59 ----- bsp/zynq7000/rtconfig.h | 147 ------------ bsp/zynq7000/rtconfig.py | 49 ---- bsp/zynq7000/zynq7000.ld | 116 --------- libcpu/arm/zynq7000/SConscript | 23 -- libcpu/arm/zynq7000/armv7.h | 65 ----- libcpu/arm/zynq7000/context_gcc.S | 92 ------- libcpu/arm/zynq7000/cp15.h | 22 -- libcpu/arm/zynq7000/cp15_gcc.S | 125 ---------- libcpu/arm/zynq7000/cpu.c | 41 ---- libcpu/arm/zynq7000/gic.c | 228 ------------------ libcpu/arm/zynq7000/gic.h | 31 --- libcpu/arm/zynq7000/interrupt.c | 143 ----------- libcpu/arm/zynq7000/interrupt.h | 17 -- libcpu/arm/zynq7000/mmu.c | 172 ------------- libcpu/arm/zynq7000/stack.c | 58 ----- libcpu/arm/zynq7000/start_gcc.S | 241 ------------------- libcpu/arm/zynq7000/trap.c | 175 -------------- libcpu/arm/zynq7000/vector_gcc.S | 51 ---- 32 files changed, 2831 deletions(-) delete mode 100644 bsp/zynq7000/README.txt delete mode 100644 bsp/zynq7000/SConscript delete mode 100644 bsp/zynq7000/SConstruct delete mode 100644 bsp/zynq7000/applications/SConscript delete mode 100644 bsp/zynq7000/applications/application.c delete mode 100644 bsp/zynq7000/applications/startup.c delete mode 100644 bsp/zynq7000/drivers/SConscript delete mode 100644 bsp/zynq7000/drivers/board.c delete mode 100644 bsp/zynq7000/drivers/board.h delete mode 100644 bsp/zynq7000/drivers/uart.c delete mode 100644 bsp/zynq7000/drivers/uart_hw.h delete mode 100644 bsp/zynq7000/drivers/zynq7000.h delete mode 100644 bsp/zynq7000/rtconfig.h delete mode 100644 bsp/zynq7000/rtconfig.py delete mode 100644 bsp/zynq7000/zynq7000.ld delete mode 100644 libcpu/arm/zynq7000/SConscript delete mode 100644 libcpu/arm/zynq7000/armv7.h delete mode 100644 libcpu/arm/zynq7000/context_gcc.S delete mode 100644 libcpu/arm/zynq7000/cp15.h delete mode 100644 libcpu/arm/zynq7000/cp15_gcc.S delete mode 100644 libcpu/arm/zynq7000/cpu.c delete mode 100644 libcpu/arm/zynq7000/gic.c delete mode 100644 libcpu/arm/zynq7000/gic.h delete mode 100644 libcpu/arm/zynq7000/interrupt.c delete mode 100644 libcpu/arm/zynq7000/interrupt.h delete mode 100644 libcpu/arm/zynq7000/mmu.c delete mode 100644 libcpu/arm/zynq7000/stack.c delete mode 100644 libcpu/arm/zynq7000/start_gcc.S delete mode 100644 libcpu/arm/zynq7000/trap.c delete mode 100644 libcpu/arm/zynq7000/vector_gcc.S diff --git a/.github/workflows/action.yml b/.github/workflows/action.yml index ab4826222..2a5697964 100644 --- a/.github/workflows/action.yml +++ b/.github/workflows/action.yml @@ -123,7 +123,6 @@ jobs: - {RTT_BSP: "swm320", RTT_TOOL_CHAIN: "sourcery-arm"} - {RTT_BSP: "swm320-lq100", RTT_TOOL_CHAIN: "sourcery-arm"} - {RTT_BSP: "beaglebone", RTT_TOOL_CHAIN: "sourcery-arm"} - - {RTT_BSP: "zynq7000", RTT_TOOL_CHAIN: "sourcery-arm"} - {RTT_BSP: "zynqmp-r5-axu4ev", RTT_TOOL_CHAIN: "sourcery-arm"} - {RTT_BSP: "frdm-k64f", RTT_TOOL_CHAIN: "sourcery-arm"} - {RTT_BSP: "fh8620", RTT_TOOL_CHAIN: "sourcery-arm"} diff --git a/Jenkinsfile b/Jenkinsfile index a106793bb..0e4192003 100644 --- a/Jenkinsfile +++ b/Jenkinsfile @@ -107,7 +107,6 @@ pipeline { ['stm32f20x', 'sourcery-arm'], ['swm320-lq100', 'sourcery-arm'], ['beaglebone', 'sourcery-arm'], - ['zynq7000', 'sourcery-arm'], ['frdm-k64f', 'sourcery-arm'], ['fh8620', 'sourcery-arm'], ['xplorer4330/M4', 'sourcery-arm'], diff --git a/bsp/zynq7000/README.txt b/bsp/zynq7000/README.txt deleted file mode 100644 index f84aaa81e..000000000 --- a/bsp/zynq7000/README.txt +++ /dev/null @@ -1,5 +0,0 @@ -Place the rtthread.bin in the SD card and run: - - mmcinfo; fatload mmc 0 0x1ff00000 rtthread.bin; go 0x1ff00000 - -in the uboot console. diff --git a/bsp/zynq7000/SConscript b/bsp/zynq7000/SConscript deleted file mode 100644 index fe0ae941a..000000000 --- a/bsp/zynq7000/SConscript +++ /dev/null @@ -1,14 +0,0 @@ -# for module compiling -import os -Import('RTT_ROOT') - -cwd = str(Dir('#')) -objs = [] -list = os.listdir(cwd) - -for d in list: - path = os.path.join(cwd, d) - if os.path.isfile(os.path.join(path, 'SConscript')): - objs = objs + SConscript(os.path.join(d, 'SConscript')) - -Return('objs') diff --git a/bsp/zynq7000/SConstruct b/bsp/zynq7000/SConstruct deleted file mode 100644 index d06010997..000000000 --- a/bsp/zynq7000/SConstruct +++ /dev/null @@ -1,35 +0,0 @@ -import os -import sys -import rtconfig - -if os.path.isdir('./rt-thread'): - RTT_ROOT = os.path.normpath(os.path.join(os.getcwd(), 'rt-thread/')) -elif os.getenv('RTT_ROOT'): - RTT_ROOT = os.getenv('RTT_ROOT') -else: - RTT_ROOT = os.path.normpath(os.getcwd() + '/../..') - -sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')] -from building import * - -TARGET = 'rtthread-zynq7000.' + rtconfig.TARGET_EXT - -DefaultEnvironment(tools=[]) -env = Environment(tools = ['mingw'], - AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS, - CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS, - AR = rtconfig.AR, ARFLAGS = '-rc', - LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS) -env.PrependENVPath('PATH', rtconfig.EXEC_PATH) - -Export('RTT_ROOT') -Export('rtconfig') - -# prepare building environment -objs = PrepareBuilding(env, RTT_ROOT) - -# if the linker script changed, relink the target -Depends(TARGET, rtconfig.LINK_SCRIPT) - -# make a building -DoBuilding(TARGET, objs) diff --git a/bsp/zynq7000/applications/SConscript b/bsp/zynq7000/applications/SConscript deleted file mode 100644 index 01eb940df..000000000 --- a/bsp/zynq7000/applications/SConscript +++ /dev/null @@ -1,11 +0,0 @@ -Import('RTT_ROOT') -Import('rtconfig') -from building import * - -cwd = os.path.join(str(Dir('#')), 'applications') -src = Glob('*.c') -CPPPATH = [cwd, str(Dir('#'))] - -group = DefineGroup('Applications', src, depend = [''], CPPPATH = CPPPATH) - -Return('group') diff --git a/bsp/zynq7000/applications/application.c b/bsp/zynq7000/applications/application.c deleted file mode 100644 index 0e4bf433d..000000000 --- a/bsp/zynq7000/applications/application.c +++ /dev/null @@ -1,47 +0,0 @@ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include - -#include - -/* thread phase init */ -static void rt_init_thread_entry(void *parameter) -{ - /* do component initialization */ - rt_components_init(); - rt_kprintf("running on cpu %d\n", - rt_cpu_get_smp_id() & 0x0f); - - /* add your initialization here */ -} - -int rt_application_init() -{ - rt_thread_t tid; - - tid = rt_thread_create("init", rt_init_thread_entry, RT_NULL, 2048, - RT_THREAD_PRIORITY_MAX/3, 20); - if (tid != RT_NULL) - rt_thread_startup(tid); - - return 0; -} - diff --git a/bsp/zynq7000/applications/startup.c b/bsp/zynq7000/applications/startup.c deleted file mode 100644 index d2958a2c5..000000000 --- a/bsp/zynq7000/applications/startup.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include -#include - -#include - -extern int rt_application_init(void); - -/** - * This function will startup RT-Thread RTOS. - */ -void rtthread_startup(void) -{ - rt_hw_mmu_init(); - - /* initialzie hardware interrupt */ - rt_hw_interrupt_init(); - - /* initialize board */ - rt_hw_board_init(); - - /* show RT-Thread version */ - rt_show_version(); - - /* initialize memory system */ -#ifdef RT_USING_HEAP - rt_system_heap_init(HEAP_BEGIN, HEAP_END); -#endif - - /* initialize scheduler system */ - rt_system_scheduler_init(); - - /* initialize system timer */ - rt_system_timer_init(); - - /* initialize soft timer thread */ - rt_system_timer_thread_init(); - - /* initialize application */ - rt_application_init(); - - /* initialize idle thread */ - rt_thread_idle_init(); - - /* start scheduler */ - rt_system_scheduler_start(); - - /* never reach here */ - return ; -} - -int main(void) -{ - /* disable interrupt first */ - rt_hw_interrupt_disable(); - - /* invoke rtthread_startup */ - rtthread_startup(); - - return 0; -} - diff --git a/bsp/zynq7000/drivers/SConscript b/bsp/zynq7000/drivers/SConscript deleted file mode 100644 index a630c8a7c..000000000 --- a/bsp/zynq7000/drivers/SConscript +++ /dev/null @@ -1,22 +0,0 @@ -import copy -Import('RTT_ROOT') -Import('rtconfig') -from building import * - -cwd = GetCurrentDir() -src = Glob('*.c') - -# remove no need file. -if GetDepend('RT_USING_LWIP') == False: - src_need_remove = ['dm9000.c'] # need remove file list. - SrcRemove(src, src_need_remove) - -if GetDepend('RT_USING_DFS') == False: - src_need_remove = ['sd.c'] # need remove file list. - SrcRemove(src, src_need_remove) - -CPPPATH = [cwd] - -group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH) - -Return('group') diff --git a/bsp/zynq7000/drivers/board.c b/bsp/zynq7000/drivers/board.c deleted file mode 100644 index 5696fbbf2..000000000 --- a/bsp/zynq7000/drivers/board.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include -#include - -#include "board.h" - -typedef struct -{ - volatile rt_uint32_t LOAD; - volatile rt_uint32_t COUNTER; - volatile rt_uint32_t CONTROL; - volatile rt_uint32_t ISR; -} ptimer_reg_t; - -/* Values for control register */ -#define PRIVATE_TIMER_CONTROL_PRESCALER_MASK 0x0000FF00 -#define PRIVATE_TIMER_CONTROL_PRESCALER_SHIFT 8 -#define PRIVATE_TIMER_CONTROL_IRQ_ENABLE_MASK 0x00000004 -#define PRIVATE_TIMER_CONTROL_AUTO_RELOAD_MASK 0x00000002 -#define PRIVATE_TIMER_CONTROL_ENABLE_MASK 0x00000001 - -/* Values for ISR register */ -#define PRIVATE_TIMER_ISR_EVENT_FLAG_MASK 0x00000001 - - -#define PRIVATE_TIMER_BASE 0xF8F00600 -#define PRIVATE_TIMER ((ptimer_reg_t*)PRIVATE_TIMER_BASE) - -static void rt_hw_timer_isr(int vector, void *param) -{ - rt_tick_increase(); - /* clear interrupt */ - PRIVATE_TIMER->ISR = PRIVATE_TIMER_ISR_EVENT_FLAG_MASK; -} - -int rt_hw_timer_init(void) -{ - PRIVATE_TIMER->CONTROL &= ~PRIVATE_TIMER_CONTROL_ENABLE_MASK; - { - /* Clear the prescaler. */ - rt_uint32_t ctrl = PRIVATE_TIMER->CONTROL; - ctrl &= ~PRIVATE_TIMER_CONTROL_PRESCALER_MASK; - PRIVATE_TIMER->CONTROL = ctrl; - } - /* The processor timer is always clocked at 1/2 CPU frequency(CPU_3x2x). */ - PRIVATE_TIMER->COUNTER = APU_FREQ/2/RT_TICK_PER_SECOND; - /* Set reload value. */ - PRIVATE_TIMER->LOAD = APU_FREQ/2/RT_TICK_PER_SECOND; - PRIVATE_TIMER->CONTROL |= PRIVATE_TIMER_CONTROL_AUTO_RELOAD_MASK; - - PRIVATE_TIMER->CONTROL |= PRIVATE_TIMER_CONTROL_IRQ_ENABLE_MASK; - PRIVATE_TIMER->ISR = PRIVATE_TIMER_ISR_EVENT_FLAG_MASK; - - rt_hw_interrupt_install(IRQ_Zynq7000_PTIMER, rt_hw_timer_isr, RT_NULL, "tick"); - rt_hw_interrupt_umask(IRQ_Zynq7000_PTIMER); - - PRIVATE_TIMER->CONTROL |= PRIVATE_TIMER_CONTROL_ENABLE_MASK; - - return 0; -} -INIT_BOARD_EXPORT(rt_hw_timer_init); - -void rt_hw_board_init() -{ - rt_components_board_init(); - rt_console_set_device(RT_CONSOLE_DEVICE_NAME); -} - diff --git a/bsp/zynq7000/drivers/board.h b/bsp/zynq7000/drivers/board.h deleted file mode 100644 index cfd617f82..000000000 --- a/bsp/zynq7000/drivers/board.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#ifndef __BOARD_H__ -#define __BOARD_H__ - -#include - -/* Freq of all peripherals */ -#define APU_FREQ 666666667 -#define DDR_FREQ 533333313 -#define DCI_FREQ 10159000 -#define QSPI_FREQ 200000000 -#define SMC_FREQ 100000000 -#define ENET0_FREQ 125000000 -#define ENET1_FREQ 125000000 -#define USB0_FREQ 60000000 -#define USB1_FREQ 60000000 -#define SDIO_FREQ 50000000 -#define UART_FREQ 50000000 -#define SPI_FREQ 166666666 -#define I2C_FREQ 25000000 -#define WDT_FREQ 133333333 -#define TTC_FREQ 50000000 -#define CAN_FREQ 100000000 -#define PCAP_FREQ 200000000 -#define TPIU_FREQ 0 -#define FPGA0_FREQ 100000000 -#define FPGA1_FREQ 200000000 -#define FPGA2_FREQ 200000000 -#define FPGA3_FREQ 80000000 - -#if defined(__CC_ARM) -extern int Image$$RW_IRAM1$$ZI$$Limit; -#define HEAP_BEGIN ((void*)&Image$$RW_IRAM1$$ZI$$Limit) -#elif defined(__GNUC__) -extern int __bss_end; -#define HEAP_BEGIN ((void*)&__bss_end) -#endif - -#define HEAP_END (void*)(0x20000000) - -void rt_hw_board_init(); - -int rt_hw_uart_init(void); - -#endif diff --git a/bsp/zynq7000/drivers/uart.c b/bsp/zynq7000/drivers/uart.c deleted file mode 100644 index df4250b39..000000000 --- a/bsp/zynq7000/drivers/uart.c +++ /dev/null @@ -1,301 +0,0 @@ -/* - * serial.c UART driver - * - * COPYRIGHT (C) 2013, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Change Logs: - * Date Author Notes - * 2013-03-30 Bernard the first verion - */ - -#include -#include - -#include "board.h" - -#include "gic.h" -#include "cp15.h" - -#include "uart_hw.h" - -#define Zynq7000_UART_INT_DISABLE(UART) \ - (UART->IER &= ~(UART_IXR_RXOVR | UART_IXR_RXFULL)) -#define Zynq7000_UART_INT_ENABLE(UART) \ - (UART->IER |= (UART_IXR_RXOVR | UART_IXR_RXFULL)) - -#define Zynq7000_UART_SENDCHAR(UART, ch) \ - do { \ - while ((UART->SR) & UART_SR_TXFULL); \ - UART->FIFO = ch; \ - } while(0) - -#define Zynq7000_UART_GETCHAR(UART, ch) \ - do { \ - if (UART->ISR & UART_SR_RXOVR) \ - { \ - ch = UART->FIFO & 0xff; \ - UART->ISR = (UART_IXR_RXOVR | UART_IXR_RXFULL); \ - } \ - } while(0) - -static void UartEnable(UART_Registers* uart) -{ - uint32_t tmp = uart->CR; - tmp &= ~UART_CR_EN_DIS_MASK; - tmp |= (UART_CR_TX_EN | UART_CR_RX_EN); - - uart->CR = tmp; -} - -static void UartDisable(UART_Registers* uart) -{ - uint32_t tmp = uart->CR; - tmp &= ~UART_CR_EN_DIS_MASK; - tmp |= (UART_CR_TX_DIS | UART_CR_RX_DIS); - uart->CR = tmp; -} - -static void UartResetTXRXLogic(UART_Registers* uart) -{ - uart->CR |= 0x03; - while (uart->CR & 0x03) - ; -} - -/* PULLUP | LVCMOS18 | Fast CMOS | UART */ -#define RX_MIO_PIN_MODE ((0x1UL << 12) | (0x1UL << 9) | (0x01UL << 8) | (0x7UL << 5)) -#define TX_MIO_PIN_MODE ( (0x1UL << 9) | (0x01UL << 8) | (0x7UL << 5)) - -struct hw_uart_device -{ - UART_Registers * uart; - rt_uint32_t irqno; - - /* MIO pin mode address */ - rt_uint32_t *rxmio; - rt_uint32_t *txmio; -}; - -/* RT-Thread UART interface */ - -static void rt_hw_uart_isr(int irqno, void *param) -{ - struct rt_serial_device *serial = (struct rt_serial_device *)param; - - rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND); -} - -static rt_err_t uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg) -{ - uint32_t mr; - struct hw_uart_device *pdev = serial->parent.user_data; - UART_Registers *uart = pdev->uart; - - /* unlock SLCR */ - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_UNLOCK) = 0xDF0D; - - /* no loopback */ - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_MIO_LOOPBACK) &= ~(1 << 1); - - if (uart == (void*)Zynq7000_UART0_BASE) - { - /* enable the coresponding AMBA Peripheral Clock */ - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_APER_CLK_CTRL) |= 1 << 20; - /* enable uart clock. Divider 0x14 gives 50MHZ ref clock on IO PLL input. */ - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_UART_CLK_CTRL) |= (0x14 << 8) | 0x01; - /* deassert the AMBA clock and software reset */ - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_UART_RST_CTRL) &= ~((0x01 << 2)|(0x01 << 0)); - } - else if (uart == (void*)Zynq7000_UART1_BASE) - { - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_APER_CLK_CTRL) |= 1 << 21; - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_UART_CLK_CTRL) |= (0x14 << 8) | 0x02; - __REG32(Zynq7000_SLCR_BASE+Zynq7000_SLCR_UART_RST_CTRL) &= ~((0x01 << 3)|(0x01 << 1)); - } - else - return -RT_ERROR; - - UartDisable(uart); - UartResetTXRXLogic(uart); - UartEnable(uart); - - mr = uart->MR & ~(UART_MR_CHARLEN_MASK | - UART_MR_STOPMODE_MASK | - UART_MR_PARITY_MASK); - - if (cfg->stop_bits == STOP_BITS_2) - mr |= UART_MR_STOPMODE_2_BIT; - else if (cfg->stop_bits == STOP_BITS_1) - mr |= UART_MR_STOPMODE_1_BIT; - else - return -RT_ERROR; - - if (cfg->parity == PARITY_EVEN) - mr |= UART_MR_PARITY_EVEN; - else if (cfg->parity == PARITY_ODD) - mr |= UART_MR_PARITY_ODD; - else if (cfg->parity == PARITY_NONE) - mr |= UART_MR_PARITY_NONE; - else - return -1; - - if (cfg->data_bits == DATA_BITS_8) - mr |= UART_MR_CHARLEN_8_BIT; - else if (cfg->data_bits == DATA_BITS_7) - mr |= UART_MR_CHARLEN_7_BIT; - else if (cfg->data_bits == DATA_BITS_6) - mr |= UART_MR_CHARLEN_6_BIT; - else - return -RT_ERROR; - - uart->MR = mr; - - uart->TXWM = 8; - uart->RXWM = 1; - - if (cfg->baud_rate == BAUD_RATE_115200) - { - uart->BAUDGEN = UART_BAUDGEN_115200; - uart->BAUDDIV = UART_BAUDDIV_115200; - } - else - { - rt_kprintf("baudrate %d not implemented yet\n", cfg->baud_rate); - } - - /* disable all interrupts */ - uart->IDR = UART_IXR_MASK; - - /* configure the pin */ - *(pdev->txmio) = TX_MIO_PIN_MODE; - *(pdev->rxmio) = RX_MIO_PIN_MODE; - - return RT_EOK; -} - -static rt_err_t uart_control(struct rt_serial_device *serial, int cmd, void *arg) -{ - struct hw_uart_device *pdev; - - RT_ASSERT(serial != RT_NULL); - - pdev = serial->parent.user_data; - - switch (cmd) - { - case RT_DEVICE_CTRL_CLR_INT: - /* disable rx irq */ - Zynq7000_UART_INT_DISABLE(pdev->uart); - break; - - case RT_DEVICE_CTRL_SET_INT: - /* enable rx irq */ - Zynq7000_UART_INT_ENABLE(pdev->uart); - rt_hw_interrupt_install(pdev->irqno, rt_hw_uart_isr, serial, "uart"); - /* set the interrupt to this cpu */ - arm_gic_set_cpu(0, pdev->irqno, 1 << rt_cpu_get_smp_id()); - rt_hw_interrupt_umask(pdev->irqno); - break; - } - - return RT_EOK; -} - -static int uart_putc(struct rt_serial_device *serial, char c) -{ - struct hw_uart_device *dev; - - RT_ASSERT(serial != RT_NULL); - dev = (struct hw_uart_device *)serial->parent.user_data; - - Zynq7000_UART_SENDCHAR(dev->uart, c); - - return 1; -} - -static int uart_getc(struct rt_serial_device *serial) -{ - int ch; - struct hw_uart_device *dev; - - RT_ASSERT(serial != RT_NULL); - dev = (struct hw_uart_device *)serial->parent.user_data; - - ch = -1; - Zynq7000_UART_GETCHAR(dev->uart, ch); - - return ch; -} - -static const struct rt_uart_ops _uart_ops = -{ - uart_configure, - uart_control, - uart_putc, - uart_getc, -}; - -/* UART device driver structure */ -static struct hw_uart_device _uart_device0 = -{ - .uart = (UART_Registers*)Zynq7000_UART0_BASE, - .irqno = IRQ_Zynq7000_UART0, - .rxmio = (rt_uint32_t*)(Zynq7000_SLCR_BASE+0x0728), /* MIO10 */ - .txmio = (rt_uint32_t*)(Zynq7000_SLCR_BASE+0x072C), /* MIO11 */ -}; -static struct hw_uart_device _uart_device1 = -{ - .uart = (UART_Registers*)Zynq7000_UART1_BASE, - .irqno = IRQ_Zynq7000_UART1, - .rxmio = (rt_uint32_t*)(Zynq7000_SLCR_BASE+0x07C4), /* MIO49 */ - .txmio = (rt_uint32_t*)(Zynq7000_SLCR_BASE+0x07C0), /* MIO48 */ -}; - -static struct rt_serial_device _serial0; -static struct rt_serial_device _serial1; - -int rt_hw_uart_init(void) -{ - struct serial_configure config; - - config.baud_rate = BAUD_RATE_115200; - config.bit_order = BIT_ORDER_LSB; - config.data_bits = DATA_BITS_8; - config.parity = PARITY_NONE; - config.stop_bits = STOP_BITS_1; - config.invert = NRZ_NORMAL; - config.bufsz = RT_SERIAL_RB_BUFSZ; - - _serial0.ops = &_uart_ops; - _serial0.config = config; - - _serial1.ops = &_uart_ops; - _serial1.config = config; - - /* register uart device */ - rt_hw_serial_register(&_serial0, "uart0", - RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX, - &_uart_device0); - rt_hw_serial_register(&_serial1, "uart1", - RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX, - &_uart_device1); - return 0; -} -INIT_BOARD_EXPORT(rt_hw_uart_init); - diff --git a/bsp/zynq7000/drivers/uart_hw.h b/bsp/zynq7000/drivers/uart_hw.h deleted file mode 100644 index 75e393755..000000000 --- a/bsp/zynq7000/drivers/uart_hw.h +++ /dev/null @@ -1,307 +0,0 @@ -#ifndef _UART_HW_H_ -#define _UART_HW_H_ - -#include - -/** @name Register Map - * - * Registers of the UART. - * @{ - */ -typedef struct -{ - volatile uint32_t CR; /**< Control Register */ - volatile uint32_t MR; /**< Mode Register */ - volatile uint32_t IER; /**< Interrupt Enable */ - volatile uint32_t IDR; /**< Interrupt Disable */ - volatile uint32_t IMR; /**< Interrupt Mask */ - volatile uint32_t ISR; /**< Interrupt Status */ - volatile uint32_t BAUDGEN; /**< Baud Rate Generator */ - volatile uint32_t RXTOUT; /**< RX Timeout */ - volatile uint32_t RXWM; /**< RX FIFO Trigger Level */ - volatile uint32_t MODEMCR; /**< Modem Control */ - volatile uint32_t MODEMSR; /**< Modem Status */ - volatile uint32_t SR; /**< Channel Status */ - volatile uint32_t FIFO; /**< FIFO */ - volatile uint32_t BAUDDIV; /**< Baud Rate Divider */ - volatile uint32_t FLOWDEL; /**< Flow Delay */ - volatile uint32_t RESERVED1; - volatile uint32_t RESERVED2; - volatile uint32_t TXWM; /* TX FIFO Trigger Level */ -} UART_Registers; -/* @} */ - -/** @name Control Register - * - * The Control register (CR) controls the major functions of the device. - * - * Control Register Bit Definition - */ -#define UART_CR_STOPBRK 0x00000100 /**< Stop transmission of break */ -#define UART_CR_STARTBRK 0x00000080 /**< Set break */ -#define UART_CR_TORST 0x00000040 /**< RX timeout counter restart */ -#define UART_CR_TX_DIS 0x00000020 /**< TX disabled. */ -#define UART_CR_TX_EN 0x00000010 /**< TX enabled */ -#define UART_CR_RX_DIS 0x00000008 /**< RX disabled. */ -#define UART_CR_RX_EN 0x00000004 /**< RX enabled */ -#define UART_CR_EN_DIS_MASK 0x0000003C /**< Enable/disable Mask */ -#define UART_CR_TXRST 0x00000002 /**< TX logic reset */ -#define UART_CR_RXRST 0x00000001 /**< RX logic reset */ -/* @}*/ - -/** @name Mode Register - * - * The mode register (MR) defines the mode of transfer as well as the data - * format. If this register is modified during transmission or reception, - * data validity cannot be guaranteed. - * - * Mode Register Bit Definition - * @{ - */ -#define UART_MR_CCLK 0x00000400 /**< Input clock selection */ -#define UART_MR_CHMODE_R_LOOP 0x00000300 /**< Remote loopback mode */ -#define UART_MR_CHMODE_L_LOOP 0x00000200 /**< Local loopback mode */ -#define UART_MR_CHMODE_ECHO 0x00000100 /**< Auto echo mode */ -#define UART_MR_CHMODE_NORM 0x00000000 /**< Normal mode */ -#define UART_MR_CHMODE_SHIFT 8 /**< Mode shift */ -#define UART_MR_CHMODE_MASK 0x00000300 /**< Mode mask */ -#define UART_MR_STOPMODE_2_BIT 0x00000080 /**< 2 stop bits */ -#define UART_MR_STOPMODE_1_5_BIT 0x00000040 /**< 1.5 stop bits */ -#define UART_MR_STOPMODE_1_BIT 0x00000000 /**< 1 stop bit */ -#define UART_MR_STOPMODE_SHIFT 6 /**< Stop bits shift */ -#define UART_MR_STOPMODE_MASK 0x000000A0 /**< Stop bits mask */ -#define UART_MR_PARITY_NONE 0x00000020 /**< No parity mode */ -#define UART_MR_PARITY_MARK 0x00000018 /**< Mark parity mode */ -#define UART_MR_PARITY_SPACE 0x00000010 /**< Space parity mode */ -#define UART_MR_PARITY_ODD 0x00000008 /**< Odd parity mode */ -#define UART_MR_PARITY_EVEN 0x00000000 /**< Even parity mode */ -#define UART_MR_PARITY_SHIFT 3 /**< Parity setting shift */ -#define UART_MR_PARITY_MASK 0x00000038 /**< Parity mask */ -#define UART_MR_CHARLEN_6_BIT 0x00000006 /**< 6 bits data */ -#define UART_MR_CHARLEN_7_BIT 0x00000004 /**< 7 bits data */ -#define UART_MR_CHARLEN_8_BIT 0x00000000 /**< 8 bits data */ -#define UART_MR_CHARLEN_SHIFT 1 /**< Data Length shift */ -#define UART_MR_CHARLEN_MASK 0x00000006 /**< Data length mask */ -#define UART_MR_CLKSEL 0x00000001 /**< Input clock selection */ -/* @} */ - -/** @name Interrupt Registers - * - * Interrupt control logic uses the interrupt enable register (IER) and the - * interrupt disable register (IDR) to set the value of the bits in the - * interrupt mask register (IMR). The IMR determines whether to pass an - * interrupt to the interrupt status register (ISR). - * Writing a 1 to IER Enbables an interrupt, writing a 1 to IDR disables an - * interrupt. IMR and ISR are read only, and IER and IDR are write only. - * Reading either IER or IDR returns 0x00. - * - * All four registers have the same bit definitions. - * - * @{ - */ -#define UART_IXR_DMS 0x00000200 /**< Modem status change interrupt */ -#define UART_IXR_TOUT 0x00000100 /**< Timeout error interrupt */ -#define UART_IXR_PARITY 0x00000080 /**< Parity error interrupt */ -#define UART_IXR_FRAMING 0x00000040 /**< Framing error interrupt */ -#define UART_IXR_OVER 0x00000020 /**< Overrun error interrupt */ -#define UART_IXR_TXFULL 0x00000010 /**< TX FIFO full interrupt. */ -#define UART_IXR_TXEMPTY 0x00000008 /**< TX FIFO empty interrupt. */ -#define UART_IXR_RXFULL 0x00000004 /**< RX FIFO full interrupt. */ -#define UART_IXR_RXEMPTY 0x00000002 /**< RX FIFO empty interrupt. */ -#define UART_IXR_RXOVR 0x00000001 /**< RX FIFO trigger interrupt. */ -#define UART_IXR_MASK 0x000003FF /**< Valid bit mask */ -/* @} */ - -/** @name Baud Rate Generator Register - * - * The baud rate generator control register (BRGR) is a 16 bit register that - * controls the receiver bit sample clock and baud rate. - * Valid values are 1 - 65535. - * - * Bit Sample Rate = CCLK / BRGR, where the CCLK is selected by the MR_CCLK bit - * in the MR register. - * @{ - */ -#define UART_BAUDGEN_DISABLE 0x00000000 /**< Disable clock */ -#define UART_BAUDGEN_MASK 0x0000FFFF /**< Valid bits mask */ -/* @} */ - -/** @name Baud Divisor Rate register - * - * The baud rate divider register (BDIV) controls how much the bit sample - * rate is divided by. It sets the baud rate. - * Valid values are 0x04 to 0xFF. Writing a value less than 4 will be ignored. - * - * Baud rate = CCLK / ((BAUDDIV + 1) x BRGR), where the CCLK is selected by - * the MR_CCLK bit in the MR register. - * @{ - */ -#define UART_BAUDDIV_MASK 0x000000FF /**< 8 bit baud divider mask */ -/* @} */ - -/* - Page 496 - Simplifyed Table 19-1 UART Parameter Value Examples - Parameter Value Examples - Clock Baud BRGR-CD BDIV-CD Actual Baud Rate - UART Ref clock 600 10417 7 - UART Ref clock 9,600 651 7 - UART Ref clock 28,800 347 4 - UART Ref clock 115,200 62 6 - UART Ref clock 230,400 31 6 -*/ - -/*Baudrates assuming input clock speed is 3125000L */ -/*Baud_rate_gen_reg0*/ -#define UART_BAUDGEN_115200 62 /*Baud Rate Clock Divisor*/ - -/*Register Baud_rate_divider_reg0 Details*/ -#define UART_BAUDDIV_115200 6 /*Baud Rate Clock Divisor*/ - -/** @name Receiver Timeout Register - * - * Use the receiver timeout register (RTR) to detect an idle condition on - * the receiver data line. - * - * @{ - */ -#define UART_RXTOUT_DISABLE 0x00000000 /**< Disable time out */ -#define UART_RXTOUT_MASK 0x000000FF /**< Valid bits mask */ -/* @} */ - -/** @name Receiver FIFO Trigger Level Register - * - * Use the Receiver FIFO Trigger Level Register (RTRIG) to set the value at - * which the RX FIFO triggers an interrupt event. - * @{ - */ -#define UART_RXWM_DISABLE 0x00000000 /**< Disable RX trigger interrupt */ -#define UART_RXWM_MASK 0x0000003F /**< Valid bits mask */ -/* @} */ - -/** @name Modem Control Register - * - * This register (MODEMCR) controls the interface with the modem or data set, - * or a peripheral device emulating a modem. - * - * @{ - */ -#define UART_MODEMCR_FCM 0x00000010 /**< Flow control mode */ -#define UART_MODEMCR_RTS 0x00000002 /**< Request to send */ -#define UART_MODEMCR_DTR 0x00000001 /**< Data terminal ready */ -/* @} */ - -/** @name Modem Status Register - * - * This register (MODEMSR) indicates the current state of the control lines - * from a modem, or another peripheral device, to the CPU. In addition, four - * bits of the modem status register provide change information. These bits - * are set to a logic 1 whenever a control input from the modem changes state. - * - * Note: Whenever the DCTS, DDSR, TERI, or DDCD bit is set to logic 1, a modem - * status interrupt is generated and this is reflected in the modem status - * register. - * - * @{ - */ -#define UART_MODEMSR_FCMS 0x00000100 /**< Flow control mode (FCMS) */ -#define UART_MODEMSR_DCD 0x00000080 /**< Complement of DCD input */ -#define UART_MODEMSR_RI 0x00000040 /**< Complement of RI input */ -#define UART_MODEMSR_DSR 0x00000020 /**< Complement of DSR input */ -#define UART_MODEMSR_CTS 0x00000010 /**< Complement of CTS input */ -#define UART_MEDEMSR_DCDX 0x00000008 /**< Delta DCD indicator */ -#define UART_MEDEMSR_RIX 0x00000004 /**< Change of RI */ -#define UART_MEDEMSR_DSRX 0x00000002 /**< Change of DSR */ -#define UART_MEDEMSR_CTSX 0x00000001 /**< Change of CTS */ -/* @} */ - -/** @name Channel Status Register - * - * The channel status register (CSR) is provided to enable the control logic - * to monitor the status of bits in the channel interrupt status register, - * even if these are masked out by the interrupt mask register. - * - * @{ - */ -#define UART_SR_FLOWDEL 0x00001000 /**< RX FIFO fill over flow delay */ -#define UART_SR_TACTIVE 0x00000800 /**< TX active */ -#define UART_SR_RACTIVE 0x00000400 /**< RX active */ -#define UART_SR_DMS 0x00000200 /**< Delta modem status change */ -#define UART_SR_TOUT 0x00000100 /**< RX timeout */ -#define UART_SR_PARITY 0x00000080 /**< RX parity error */ -#define UART_SR_FRAME 0x00000040 /**< RX frame error */ -#define UART_SR_OVER 0x00000020 /**< RX overflow error */ -#define UART_SR_TXFULL 0x00000010 /**< TX FIFO full */ -#define UART_SR_TXEMPTY 0x00000008 /**< TX FIFO empty */ -#define UART_SR_RXFULL 0x00000004 /**< RX FIFO full */ -#define UART_SR_RXEMPTY 0x00000002 /**< RX FIFO empty */ -#define UART_SR_RXOVR 0x00000001 /**< RX FIFO fill over trigger */ -/* @} */ - -/** @name Flow Delay Register - * - * Operation of the flow delay register (FLOWDEL) is very similar to the - * receive FIFO trigger register. An internal trigger signal activates when the - * FIFO is filled to the level set by this register. This trigger will not - * cause an interrupt, although it can be read through the channel status - * register. In hardware flow control mode, RTS is deactivated when the trigger - * becomes active. RTS only resets when the FIFO level is four less than the - * level of the flow delay trigger and the flow delay trigger is not activated. - * A value less than 4 disables the flow delay. - * @{ - */ -#define UART_FLOWDEL_MASK UART_RXWM_MASK /**< Valid bit mask */ -/* @} */ - - -/** @name Base Address of UART0 - * - * The base address of UART0 - */ -#define UART0_BASE 0xE0000000 - -/** @name Base Address of UART1 - * - * The base address of UART1 - */ -#define UART1_BASE 0xE0001000 - - -#define UART0 ((UART_Registers*)UART0_BASE) -#define UART1 ((UART_Registers*)UART1_BASE) - -/****************************************************************************/ -/** -* Determine if there is receive data in the receiver and/or FIFO. -* -* @param BaseAddress contains the base address of the device. -* -* @return TRUE if there is receive data, FALSE otherwise. -* -* @note C-Style signature: -* uint32_t UartDataReceived(uint32_t BaseAddress) -* -******************************************************************************/ -#define UartDataReceived(BaseAddress) \ - !((io_in32((BaseAddress) + UART_SR_OFFSET) & \ - UART_SR_RXEMPTY) == UART_SR_RXEMPTY) - -/****************************************************************************/ -/** -* Determine if a byte of data can be sent with the transmitter. -* -* @param BaseAddress contains the base address of the device. -* -* @return TRUE if the TX FIFO is full, FALSE if a byte can be put in the -* FIFO. -* -* @note C-Style signature: -* uint32_t UartTXFIFOFull(uint32_t BaseAddress) -* -******************************************************************************/ -#define UartTXFIFOFull(BaseAddress) \ - ((io_in32((BaseAddress) + UART_SR_OFFSET) & \ - UART_SR_TXFULL) == UART_SR_TXFULL) - -#endif - diff --git a/bsp/zynq7000/drivers/zynq7000.h b/bsp/zynq7000/drivers/zynq7000.h deleted file mode 100644 index fb3d349b0..000000000 --- a/bsp/zynq7000/drivers/zynq7000.h +++ /dev/null @@ -1,59 +0,0 @@ -#ifndef __AM33XX_H__ -#define __AM33XX_H__ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "armv7.h" - -#define __REG32(x) (*((volatile unsigned int *)(x))) -#define __REG16(x) (*((volatile unsigned short *)(x))) - -#define Zynq7000_UART0_BASE 0xE0000000 -#define Zynq7000_UART1_BASE 0xE0001000 - -#define Zynq7000_SLCR_BASE 0xF8000000 -#define Zynq7000_SLCR_LOCK 0x004 -#define Zynq7000_SLCR_UNLOCK 0x008 -#define Zynq7000_SLCR_APER_CLK_CTRL 0x12C -#define Zynq7000_SLCR_UART_CLK_CTRL 0x154 -#define Zynq7000_SLCR_UART_RST_CTRL 0x228 -#define Zynq7000_SLCR_MIO_LOOPBACK 0x804 -#define Zynq7000_SLCR_MIO_MST_TRI0 0x80C -#define Zynq7000_SLCR_MIO_MST_TRI1 0x810 - -#define Zynq7000_SCTL_BASE 0xF8F00000 /* System Controller */ -#define Zynq7000_TIMER_GLOBAL_BASE 0xF8F00200 /* Global 64bit timer */ - -#define Zynq7000_GIC_CPU_BASE 0xF8F00100 /* Generic interrupt controller CPU interface */ -#define Zynq7000_GIC_DIST_BASE 0xF8F01000 /* Generic interrupt controller distributor */ - -/* zynq on-board gic irq sources */ -#define IRQ_Zynq7000_GTIMER 27 -#define IRQ_Zynq7000_PTIMER 29 -#define IRQ_Zynq7000_AWDT 30 -#define IRQ_Zynq7000_UART0 59 -#define IRQ_Zynq7000_UART1 82 -#define IRQ_Zynq7000_MAXNR 94 - -#define ARM_GIC_NR_IRQS IRQ_Zynq7000_MAXNR -/* only one GIC available */ -#define ARM_GIC_MAX_NR 1 - -#endif diff --git a/bsp/zynq7000/rtconfig.h b/bsp/zynq7000/rtconfig.h deleted file mode 100644 index 21087f03b..000000000 --- a/bsp/zynq7000/rtconfig.h +++ /dev/null @@ -1,147 +0,0 @@ -/* RT-Thread config file */ -#ifndef __RTTHREAD_CFG_H__ -#define __RTTHREAD_CFG_H__ - -// - -// -#define RT_NAME_MAX 6 -// -#define RT_ALIGN_SIZE 4 -// -// 8 -// 32 -// 256 -// -#define RT_THREAD_PRIORITY_MAX 32 -// -#define RT_TICK_PER_SECOND 1000 -// -#define IDLE_THREAD_STACK_SIZE 512 -//
-#define RT_DEBUG -#define RT_DEBUG_COLOR -// -// #define RT_THREAD_DEBUG -// -#define RT_USING_OVERFLOW_CHECK -//
- -// -#define RT_USING_HOOK -//
-// #define RT_USING_TIMER_SOFT -// -#define RT_TIMER_THREAD_PRIO 4 -// -#define RT_TIMER_THREAD_STACK_SIZE 512 -// -#define RT_TIMER_TICK_PER_SECOND 10 -//
- -//
-// -#define RT_USING_SEMAPHORE -// -#define RT_USING_MUTEX -// -#define RT_USING_EVENT -// -#define RT_USING_MAILBOX -// -#define RT_USING_MESSAGEQUEUE -//
- -//
-// -#define RT_USING_MEMPOOL -// -// #define RT_USING_MEMHEAP -// -#define RT_USING_HEAP -// -// #define RT_USING_MEMHEAP_AS_HEAP -// -#define RT_USING_SMALL_MEM -// -// #define RT_USING_SLAB -//
- -//
-#define RT_USING_DEVICE -// -#define RT_USING_DEVICE_IPC -// -#define RT_USING_SERIAL -#define RT_SERIAL_USING_DMA -// -#define RT_UART_RX_BUFFER_SIZE 64 -// -#define RT_USING_INTERRUPT_INFO -//
- -//
-#define RT_USING_CONSOLE -// -#define RT_CONSOLEBUF_SIZE 128 -// -#define RT_CONSOLE_DEVICE_NAME "uart0" -//
- -// -#define RT_USING_COMPONENTS_INIT -//
-#define RT_USING_FINSH -// -#define FINSH_USING_MSH -// -#define FINSH_USING_MSH_DEFAULT -// -#define FINSH_USING_SYMTAB -// -#define FINSH_USING_DESCRIPTION -// -#define FINSH_THREAD_STACK_SIZE 4096 -//
- -//
-// -#define RT_USING_LIBC -// -#define RT_USING_POSIX -// -#define RT_USING_PTHREADS -//
- -//
-#define RT_USING_DFS -// -// #define DFS_USING_WORKDIR -// -#define DFS_FILESYSTEMS_MAX 2 -// -#define DFS_FD_MAX 4 -// -#define RT_USING_DFS_ELMFAT -// -// 1 -// 2 -// -#define RT_DFS_ELM_USE_LFN 1 -// -#define RT_DFS_ELM_MAX_LFN 64 -// -// #define RT_USING_DFS_YAFFS2 -// -// #define RT_USING_DFS_UFFS -// -#define RT_USING_DFS_DEVFS -// -// #define RT_USING_DFS_NFS -// -#define RT_NFS_HOST_EXPORT "192.168.1.5:/" -//
-// - - -#endif diff --git a/bsp/zynq7000/rtconfig.py b/bsp/zynq7000/rtconfig.py deleted file mode 100644 index 47c1fd7cb..000000000 --- a/bsp/zynq7000/rtconfig.py +++ /dev/null @@ -1,49 +0,0 @@ -import os - -# toolchains options -ARCH='arm' -CPU='zynq7000' -CROSS_TOOL='gcc' - -if os.getenv('RTT_CC'): - CROSS_TOOL = os.getenv('RTT_CC') - -# only support GNU GCC compiler -PLATFORM = 'gcc' -EXEC_PATH = '/opt/arm-none-eabi-gcc' - -if os.getenv('RTT_EXEC_PATH'): - EXEC_PATH = os.getenv('RTT_EXEC_PATH') - -BUILD = 'debug' - -if PLATFORM == 'gcc': - # toolchains - PREFIX = 'arm-none-eabi-' - CC = PREFIX + 'gcc' - CXX = PREFIX + 'g++' - AS = PREFIX + 'gcc' - AR = PREFIX + 'ar' - LINK = PREFIX + 'gcc' - TARGET_EXT = 'elf' - SIZE = PREFIX + 'size' - OBJDUMP = PREFIX + 'objdump' - OBJCPY = PREFIX + 'objcopy' - #ARCH = -mcpu=cortex-a9 -mfpu=vfpv3 - DEVICE = ' -Wall -mcpu=cortex-a9 -mfpu=vfpv3 -ftree-vectorize -ffast-math -mfloat-abi=softfp' - CFLAGS = DEVICE - AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp' - LINK_SCRIPT = 'zynq7000.ld' - LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=zynq7000.map,-cref,-u,system_vectors -T %s' % LINK_SCRIPT - - CPATH = '' - LPATH = '' - - if BUILD == 'debug': - CFLAGS += ' -O0 -gdwarf-2' - AFLAGS += ' -gdwarf-2' - else: - CFLAGS += ' -O2' - - POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' +\ - SIZE + ' $TARGET \n' diff --git a/bsp/zynq7000/zynq7000.ld b/bsp/zynq7000/zynq7000.ld deleted file mode 100644 index ae9b8ea38..000000000 --- a/bsp/zynq7000/zynq7000.ld +++ /dev/null @@ -1,116 +0,0 @@ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * This file is part of RT-Thread (http://www.rt-thread.org) - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") -OUTPUT_ARCH(arm) -SECTIONS -{ - . = 0x1ff00000; - __text_start = .; - .text : - { - *(.vectors) - /* make the ISRs close to vectors may be more cache-friendly */ - *(.text.isr) - - *(.text) - *(.text.*) - - /* section information for finsh shell */ - . = ALIGN(4); - __fsymtab_start = .; - KEEP(*(FSymTab)) - __fsymtab_end = .; - . = ALIGN(4); - __vsymtab_start = .; - KEEP(*(VSymTab)) - __vsymtab_end = .; - . = ALIGN(4); - - /* section information for modules */ - . = ALIGN(4); - __rtmsymtab_start = .; - KEEP(*(RTMSymTab)) - __rtmsymtab_end = .; - - /* section information for initialization */ - . = ALIGN(4); - __rt_init_start = .; - KEEP(*(SORT(.rti_fn*))) - __rt_init_end = .; - } =0 - __text_end = .; - - __rodata_start = .; - .rodata : { *(.rodata) *(.rodata.*) } - __rodata_end = .; - - . = ALIGN(4); - .ctors : - { - PROVIDE(__ctors_start__ = .); - KEEP(*(SORT(.ctors.*))) - KEEP(*(.ctors)) - PROVIDE(__ctors_end__ = .); - } - - .dtors : - { - PROVIDE(__dtors_start__ = .); - KEEP(*(SORT(.dtors.*))) - KEEP(*(.dtors)) - PROVIDE(__dtors_end__ = .); - } - - __data_start = .; - . = ALIGN(4); - .data : - { - KEEP(*(.resource_table)) - *(.data) - *(.data.*) - } - __data_end = .; - - . = ALIGN(4); - __bss_start = __data_end; - .bss : - { - *(.bss) - *(.bss.*) - *(COMMON) - . = ALIGN(4); - } - . = ALIGN(4); - __bss_end = .; - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - - _end = .; -} diff --git a/libcpu/arm/zynq7000/SConscript b/libcpu/arm/zynq7000/SConscript deleted file mode 100644 index 28af7ba65..000000000 --- a/libcpu/arm/zynq7000/SConscript +++ /dev/null @@ -1,23 +0,0 @@ -# RT-Thread building script for component - -from building import * - -Import('rtconfig') - -cwd = GetCurrentDir() -src = Glob('*.c') + Glob('*.cpp') -CPPPATH = [cwd] - -if rtconfig.PLATFORM == 'armcc': - src += Glob('*_rvds.S') - -if rtconfig.PLATFORM == 'gcc': - src += Glob('*_init.S') - src += Glob('*_gcc.S') - -if rtconfig.PLATFORM == 'iar': - src += Glob('*_iar.S') - -group = DefineGroup('CPU', src, depend = [''], CPPPATH = CPPPATH) - -Return('group') diff --git a/libcpu/arm/zynq7000/armv7.h b/libcpu/arm/zynq7000/armv7.h deleted file mode 100644 index 65f6c2786..000000000 --- a/libcpu/arm/zynq7000/armv7.h +++ /dev/null @@ -1,65 +0,0 @@ -#ifndef __ARMV7_H__ -#define __ARMV7_H__ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -/* the exception stack without VFP registers */ -struct rt_hw_exp_stack -{ - unsigned long r0; - unsigned long r1; - unsigned long r2; - unsigned long r3; - unsigned long r4; - unsigned long r5; - unsigned long r6; - unsigned long r7; - unsigned long r8; - unsigned long r9; - unsigned long r10; - unsigned long fp; - unsigned long ip; - unsigned long sp; - unsigned long lr; - unsigned long pc; - unsigned long cpsr; -}; - -#define USERMODE 0x10 -#define FIQMODE 0x11 -#define IRQMODE 0x12 -#define SVCMODE 0x13 -#define MONITORMODE 0x16 -#define ABORTMODE 0x17 -#define HYPMODE 0x1b -#define UNDEFMODE 0x1b -#define MODEMASK 0x1f -#define NOINT 0xc0 - -#define T_Bit (1<<5) -#define F_Bit (1<<6) -#define I_Bit (1<<7) -#define A_Bit (1<<8) -#define E_Bit (1<<9) -#define J_Bit (1<<24) - -void rt_hw_mmu_init(void); - -#endif diff --git a/libcpu/arm/zynq7000/context_gcc.S b/libcpu/arm/zynq7000/context_gcc.S deleted file mode 100644 index 98f98a024..000000000 --- a/libcpu/arm/zynq7000/context_gcc.S +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright (c) 2006-2018, Shanghai Real-Thread Technology Co., Ltd - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2009-01-20 Bernard first version - */ - -#define NOINT 0xc0 - -/* - * rt_base_t rt_hw_interrupt_disable(); - */ -.globl rt_hw_interrupt_disable -rt_hw_interrupt_disable: - mrs r0, cpsr - orr r1, r0, #NOINT - msr cpsr_c, r1 - bx lr - -/* - * void rt_hw_interrupt_enable(rt_base_t level); - */ -.globl rt_hw_interrupt_enable -rt_hw_interrupt_enable: - msr cpsr, r0 - bx lr - -/* - * void rt_hw_context_switch(rt_uint32 from, rt_uint32 to); - * r0 --> from - * r1 --> to - */ -.globl rt_hw_context_switch -rt_hw_context_switch: - stmfd sp!, {lr} @ push pc (lr should be pushed in place of PC) - stmfd sp!, {r0-r12, lr} @ push lr & register file - - mrs r4, cpsr - tst lr, #0x01 - beq _ARM_MODE - orr r4, r4, #0x20 @ it's thumb code - -_ARM_MODE: - stmfd sp!, {r4} @ push cpsr - - str sp, [r0] @ store sp in preempted tasks TCB - ldr sp, [r1] @ get new task stack pointer - - ldmfd sp!, {r4} @ pop new task cpsr to spsr - msr spsr_cxsf, r4 - - ldmfd sp!, {r0-r12, lr, pc}^ @ pop new task r0-r12, lr & pc, copy spsr to cpsr - -/* - * void rt_hw_context_switch_to(rt_uint32 to); - * r0 --> to - */ -.globl rt_hw_context_switch_to -rt_hw_context_switch_to: - ldr sp, [r0] @ get new task stack pointer - - ldmfd sp!, {r4} @ pop new task spsr - msr spsr_cxsf, r4 - - bic r4, r4, #0x20 @ must be ARM mode - msr cpsr_cxsf, r4 - - ldmfd sp!, {r0-r12, lr, pc}^ @ pop new task r0-r12, lr & pc - -/* - * void rt_hw_context_switch_interrupt(rt_uint32 from, rt_uint32 to); - */ -.globl rt_thread_switch_interrupt_flag -.globl rt_interrupt_from_thread -.globl rt_interrupt_to_thread -.globl rt_hw_context_switch_interrupt -rt_hw_context_switch_interrupt: - ldr r2, =rt_thread_switch_interrupt_flag - ldr r3, [r2] - cmp r3, #1 - beq _reswitch - mov r3, #1 @ set rt_thread_switch_interrupt_flag to 1 - str r3, [r2] - ldr r2, =rt_interrupt_from_thread @ set rt_interrupt_from_thread - str r0, [r2] -_reswitch: - ldr r2, =rt_interrupt_to_thread @ set rt_interrupt_to_thread - str r1, [r2] - bx lr diff --git a/libcpu/arm/zynq7000/cp15.h b/libcpu/arm/zynq7000/cp15.h deleted file mode 100644 index 75d81736a..000000000 --- a/libcpu/arm/zynq7000/cp15.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#ifndef __CP15_H__ -#define __CP15_H__ - -unsigned long rt_cpu_get_smp_id(void); - -void rt_cpu_mmu_disable(void); -void rt_cpu_mmu_enable(void); -void rt_cpu_tlb_set(volatile unsigned long*); - -void rt_cpu_vector_set_base(unsigned int addr); - -#endif diff --git a/libcpu/arm/zynq7000/cp15_gcc.S b/libcpu/arm/zynq7000/cp15_gcc.S deleted file mode 100644 index 0e3e60655..000000000 --- a/libcpu/arm/zynq7000/cp15_gcc.S +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-05 Bernard the first version - */ - -.globl rt_cpu_get_smp_id -rt_cpu_get_smp_id: - mrc p15, #0, r0, c0, c0, #5 - bx lr - -.globl rt_cpu_vector_set_base -rt_cpu_vector_set_base: - mcr p15, #0, r0, c12, c0, #0 - dsb - bx lr - -.globl rt_hw_cpu_dcache_enable -rt_hw_cpu_dcache_enable: - mrc p15, #0, r0, c1, c0, #0 - orr r0, r0, #0x00000004 - mcr p15, #0, r0, c1, c0, #0 - bx lr - -.globl rt_hw_cpu_icache_enable -rt_hw_cpu_icache_enable: - mrc p15, #0, r0, c1, c0, #0 - orr r0, r0, #0x00001000 - mcr p15, #0, r0, c1, c0, #0 - bx lr - -_FLD_MAX_WAY: - .word 0x3ff -_FLD_MAX_IDX: - .word 0x7ff - -.globl rt_cpu_dcache_clean_flush -rt_cpu_dcache_clean_flush: - push {r4-r11} - dmb - mrc p15, #1, r0, c0, c0, #1 @ read clid register - ands r3, r0, #0x7000000 @ get level of coherency - mov r3, r3, lsr #23 - beq finished - mov r10, #0 -loop1: - add r2, r10, r10, lsr #1 - mov r1, r0, lsr r2 - and r1, r1, #7 - cmp r1, #2 - blt skip - mcr p15, #2, r10, c0, c0, #0 - isb - mrc p15, #1, r1, c0, c0, #0 - and r2, r1, #7 - add r2, r2, #4 - ldr r4, _FLD_MAX_WAY - ands r4, r4, r1, lsr #3 - clz r5, r4 - ldr r7, _FLD_MAX_IDX - ands r7, r7, r1, lsr #13 -loop2: - mov r9, r4 -loop3: - orr r11, r10, r9, lsl r5 - orr r11, r11, r7, lsl r2 - mcr p15, #0, r11, c7, c14, #2 - subs r9, r9, #1 - bge loop3 - subs r7, r7, #1 - bge loop2 -skip: - add r10, r10, #2 - cmp r3, r10 - bgt loop1 - -finished: - dsb - isb - pop {r4-r11} - bx lr - -.globl rt_hw_cpu_dcache_disable -rt_hw_cpu_dcache_disable: - push {r4-r11, lr} - bl rt_cpu_dcache_clean_flush - mrc p15, #0, r0, c1, c0, #0 - bic r0, r0, #0x00000004 - mcr p15, #0, r0, c1, c0, #0 - pop {r4-r11, lr} - bx lr - -.globl rt_hw_cpu_icache_disable -rt_hw_cpu_icache_disable: - mrc p15, #0, r0, c1, c0, #0 - bic r0, r0, #0x00001000 - mcr p15, #0, r0, c1, c0, #0 - bx lr - -.globl rt_cpu_mmu_disable -rt_cpu_mmu_disable: - mcr p15, #0, r0, c8, c7, #0 @ invalidate tlb - mrc p15, #0, r0, c1, c0, #0 - bic r0, r0, #1 - mcr p15, #0, r0, c1, c0, #0 @ clear mmu bit - dsb - bx lr - -.globl rt_cpu_mmu_enable -rt_cpu_mmu_enable: - mrc p15, #0, r0, c1, c0, #0 - orr r0, r0, #0x001 - mcr p15, #0, r0, c1, c0, #0 @ set mmu enable bit - dsb - bx lr - -.globl rt_cpu_tlb_set -rt_cpu_tlb_set: - mcr p15, #0, r0, c2, c0, #0 - dmb - bx lr diff --git a/libcpu/arm/zynq7000/cpu.c b/libcpu/arm/zynq7000/cpu.c deleted file mode 100644 index f6b7f5d85..000000000 --- a/libcpu/arm/zynq7000/cpu.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#include -#include -#include "zynq7000.h" - -/** - * reset cpu by dog's time-out - * - */ -RT_WEAK void rt_hw_cpu_reset() -{ - while (1); /* loop forever and wait for reset to happen */ - - /* NEVER REACHED */ -} - -/** - * shutdown CPU - * - */ -RT_WEAK void rt_hw_cpu_shutdown() -{ - rt_uint32_t level; - rt_kprintf("shutdown...\n"); - - level = rt_hw_interrupt_disable(); - while (level) - { - RT_ASSERT(0); - } -} - diff --git a/libcpu/arm/zynq7000/gic.c b/libcpu/arm/zynq7000/gic.c deleted file mode 100644 index 76404d4c4..000000000 --- a/libcpu/arm/zynq7000/gic.c +++ /dev/null @@ -1,228 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#include -#include - -#include "gic.h" -#include "cp15.h" - -struct arm_gic -{ - rt_uint32_t offset; - - rt_uint32_t dist_hw_base; - rt_uint32_t cpu_hw_base; -}; -static struct arm_gic _gic_table[ARM_GIC_MAX_NR]; - -#define GIC_CPU_CTRL(hw_base) __REG32((hw_base) + 0x00) -#define GIC_CPU_PRIMASK(hw_base) __REG32((hw_base) + 0x04) -#define GIC_CPU_BINPOINT(hw_base) __REG32((hw_base) + 0x08) -#define GIC_CPU_INTACK(hw_base) __REG32((hw_base) + 0x0c) -#define GIC_CPU_EOI(hw_base) __REG32((hw_base) + 0x10) -#define GIC_CPU_RUNNINGPRI(hw_base) __REG32((hw_base) + 0x14) -#define GIC_CPU_HIGHPRI(hw_base) __REG32((hw_base) + 0x18) - -#define GIC_DIST_CTRL(hw_base) __REG32((hw_base) + 0x000) -#define GIC_DIST_TYPE(hw_base) __REG32((hw_base) + 0x004) -#define GIC_DIST_IGROUP(hw_base, n) __REG32((hw_base) + 0x080 + (n/32) * 4) -#define GIC_DIST_ENABLE_SET(hw_base, n) __REG32((hw_base) + 0x100 + (n/32) * 4) -#define GIC_DIST_ENABLE_CLEAR(hw_base, n) __REG32((hw_base) + 0x180 + (n/32) * 4) -#define GIC_DIST_PENDING_SET(hw_base, n) __REG32((hw_base) + 0x200) -#define GIC_DIST_PENDING_CLEAR(hw_base, n) __REG32((hw_base) + 0x280 + (n/32) * 4) -#define GIC_DIST_ACTIVE_BIT(hw_base) __REG32((hw_base) + 0x300) -#define GIC_DIST_PRI(hw_base, n) __REG32((hw_base) + 0x400 + (n/4) * 4) -#define GIC_DIST_TARGET(hw_base, n) __REG32((hw_base) + 0x800 + (n/4) * 4) -#define GIC_DIST_CONFIG(hw_base, n) __REG32((hw_base) + 0xc00 + (n/16) * 4) -#define GIC_DIST_SOFTINT(hw_base) __REG32((hw_base) + 0xf00) -#define GIC_DIST_CPENDSGI(hw_base, n) __REG32((hw_base) + 0xf10 + (n/4) * 4) -#define GIC_DIST_ICPIDR2(hw_base) __REG32((hw_base) + 0xfe8) - -static unsigned int _gic_max_irq; - -int arm_gic_get_active_irq(rt_uint32_t index) -{ - int irq; - - RT_ASSERT(index < ARM_GIC_MAX_NR); - - irq = GIC_CPU_INTACK(_gic_table[index].cpu_hw_base); - irq += _gic_table[index].offset; - return irq; -} - -void arm_gic_ack(rt_uint32_t index, int irq) -{ - rt_uint32_t mask = 1 << (irq % 32); - - RT_ASSERT(index < ARM_GIC_MAX_NR); - - irq = irq - _gic_table[index].offset; - RT_ASSERT(irq >= 0); - - GIC_DIST_PENDING_CLEAR(_gic_table[index].dist_hw_base, irq) = mask; - GIC_CPU_EOI(_gic_table[index].cpu_hw_base) = irq; -} - -void arm_gic_mask(rt_uint32_t index, int irq) -{ - rt_uint32_t mask = 1 << (irq % 32); - - RT_ASSERT(index < ARM_GIC_MAX_NR); - - irq = irq - _gic_table[index].offset; - RT_ASSERT(irq >= 0); - - GIC_DIST_ENABLE_CLEAR(_gic_table[index].dist_hw_base, irq) = mask; -} - -void arm_gic_set_cpu(rt_uint32_t index, int irq, unsigned int cpumask) -{ - rt_uint32_t old_tgt; - - RT_ASSERT(index < ARM_GIC_MAX_NR); - - irq = irq - _gic_table[index].offset; - RT_ASSERT(irq >= 0); - - old_tgt = GIC_DIST_TARGET(_gic_table[index].dist_hw_base, irq); - - old_tgt &= ~(0x0FFUL << ((irq % 4)*8)); - old_tgt |= cpumask << ((irq % 4)*8); - - GIC_DIST_TARGET(_gic_table[index].dist_hw_base, irq) = old_tgt; -} - -void arm_gic_umask(rt_uint32_t index, int irq) -{ - rt_uint32_t mask = 1 << (irq % 32); - - RT_ASSERT(index < ARM_GIC_MAX_NR); - - irq = irq - _gic_table[index].offset; - RT_ASSERT(irq >= 0); - - GIC_DIST_ENABLE_SET(_gic_table[index].dist_hw_base, irq) = mask; -} - -void arm_gic_dump_type(rt_uint32_t index) -{ - unsigned int gic_type; - - gic_type = GIC_DIST_TYPE(_gic_table[index].dist_hw_base); - rt_kprintf("GICv%d on %p, max IRQs: %d, %s security extension(%08x)\n", - (GIC_DIST_ICPIDR2(_gic_table[index].dist_hw_base) >> 4) & 0xf, - _gic_table[index].dist_hw_base, - _gic_max_irq, - gic_type & (1 << 10) ? "has" : "no", - gic_type); -} - -int arm_gic_dist_init(rt_uint32_t index, rt_uint32_t dist_base, int irq_start) -{ - unsigned int gic_type, i; - rt_uint32_t cpumask = 1 << 0; - - RT_ASSERT(index < ARM_GIC_MAX_NR); - - _gic_table[index].dist_hw_base = dist_base; - _gic_table[index].offset = irq_start; - - /* Find out how many interrupts are supported. */ - gic_type = GIC_DIST_TYPE(dist_base); - _gic_max_irq = ((gic_type & 0x1f) + 1) * 32; - - /* - * The GIC only supports up to 1020 interrupt sources. - * Limit this to either the architected maximum, or the - * platform maximum. - */ - if (_gic_max_irq > 1020) - _gic_max_irq = 1020; - if (_gic_max_irq > ARM_GIC_NR_IRQS) - _gic_max_irq = ARM_GIC_NR_IRQS; - - cpumask |= cpumask << 8; - cpumask |= cpumask << 16; - - GIC_DIST_CTRL(dist_base) = 0x0; - - /* Set all global interrupts to be level triggered, active low. */ - for (i = 32; i < _gic_max_irq; i += 16) - GIC_DIST_CONFIG(dist_base, i) = 0x0; - - /* Set all global interrupts to this CPU only. */ - for (i = 32; i < _gic_max_irq; i += 4) - GIC_DIST_TARGET(dist_base, i) = cpumask; - - /* Set priority on all interrupts. */ - for (i = 0; i < _gic_max_irq; i += 4) - GIC_DIST_PRI(dist_base, i) = 0xa0a0a0a0; - - /* Disable all interrupts. */ - for (i = 0; i < _gic_max_irq; i += 32) - GIC_DIST_ENABLE_CLEAR(dist_base, i) = 0xffffffff; - - /* Set the FIQEn bit, signal FIQ for IGROUP0. */ - GIC_DIST_CTRL(dist_base) = 0x01; - - return 0; -} - -int arm_gic_cpu_init(rt_uint32_t index, rt_uint32_t cpu_base) -{ - RT_ASSERT(index < ARM_GIC_MAX_NR); - - _gic_table[index].cpu_hw_base = cpu_base; - - GIC_CPU_PRIMASK(cpu_base) = 0xf0; - /* Enable CPU interrupt */ - GIC_CPU_CTRL(cpu_base) = 0x01; - - return 0; -} - -void arm_gic_set_group(rt_uint32_t index, int vector, int group) -{ - /* As for GICv2, there are only group0 and group1. */ - RT_ASSERT(group <= 1); - RT_ASSERT(vector < _gic_max_irq); - - if (group == 0) - { - GIC_DIST_IGROUP(_gic_table[index].dist_hw_base, - vector) &= ~(1 << (vector % 32)); - } - else if (group == 1) - { - GIC_DIST_IGROUP(_gic_table[index].dist_hw_base, - vector) |= (1 << (vector % 32)); - } -} - -void arm_gic_trigger(rt_uint32_t index, int target_cpu, int irq) -{ - unsigned int reg; - - RT_ASSERT(irq <= 15); - RT_ASSERT(target_cpu <= 255); - - reg = (target_cpu << 16) | irq; - GIC_DIST_SOFTINT(_gic_table[index].dist_hw_base) = reg; -} - -void arm_gic_clear_sgi(rt_uint32_t index, int target_cpu, int irq) -{ - RT_ASSERT(irq <= 15); - RT_ASSERT(target_cpu <= 255); - - GIC_DIST_CPENDSGI(_gic_table[index].dist_hw_base, irq) = target_cpu << (irq % 4); -} diff --git a/libcpu/arm/zynq7000/gic.h b/libcpu/arm/zynq7000/gic.h deleted file mode 100644 index 8fcdf05f6..000000000 --- a/libcpu/arm/zynq7000/gic.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#ifndef __GIC_H__ -#define __GIC_H__ - -int arm_gic_dist_init(rt_uint32_t index, rt_uint32_t dist_base, int irq_start); -int arm_gic_cpu_init(rt_uint32_t index, rt_uint32_t cpu_base); - -void arm_gic_mask(rt_uint32_t index, int irq); -void arm_gic_umask(rt_uint32_t index, int irq); -void arm_gic_set_cpu(rt_uint32_t index, int irq, unsigned int cpumask); -void arm_gic_set_group(rt_uint32_t index, int vector, int group); - -int arm_gic_get_active_irq(rt_uint32_t index); -void arm_gic_ack(rt_uint32_t index, int irq); - -void arm_gic_trigger(rt_uint32_t index, int target_cpu, int irq); -void arm_gic_clear_sgi(rt_uint32_t index, int target_cpu, int irq); - -void arm_gic_dump_type(rt_uint32_t index); - -#endif - diff --git a/libcpu/arm/zynq7000/interrupt.c b/libcpu/arm/zynq7000/interrupt.c deleted file mode 100644 index 451785523..000000000 --- a/libcpu/arm/zynq7000/interrupt.c +++ /dev/null @@ -1,143 +0,0 @@ -/* - * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include -#include -#include "zynq7000.h" -#include "cp15.h" -#include "gic.h" - -#define MAX_HANDLERS IRQ_Zynq7000_MAXNR - -extern volatile rt_uint8_t rt_interrupt_nest; - -/* exception and interrupt handler table */ -struct rt_irq_desc isr_table[MAX_HANDLERS]; -rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread; -rt_uint32_t rt_thread_switch_interrupt_flag; - -static void rt_hw_interrupt_handle(int vector, void *param) -{ - rt_kprintf("Unhandled interrupt %d occured!!!\n", vector); -} - -const unsigned int VECTOR_BASE = 0x00; -extern int system_vectors; - -static void rt_hw_vector_init(void) -{ - int sctrl; - unsigned int *src = (unsigned int *)&system_vectors; - - /* C12-C0 is only active when SCTLR.V = 0 */ - asm volatile ("mrc p15, #0, %0, c1, c0, #0" - :"=r" (sctrl)); - sctrl &= ~(1 << 13); - asm volatile ("mcr p15, #0, %0, c1, c0, #0" - : - :"r" (sctrl)); - - asm volatile ("mcr p15, #0, %0, c12, c0, #0" - : - :"r" (src)); -} - -/** - * This function will initialize hardware interrupt - */ -void rt_hw_interrupt_init(void) -{ - register rt_uint32_t idx; - - /* set vector table */ - rt_hw_vector_init(); - - /* init exceptions table */ - rt_memset(isr_table, 0x00, sizeof(isr_table)); - for (idx = 0; idx < MAX_HANDLERS; idx++) - { - isr_table[idx].handler = rt_hw_interrupt_handle; - } - - /* initialize ARM GIC */ - arm_gic_dist_init(0, Zynq7000_GIC_DIST_BASE, 0); - arm_gic_cpu_init(0, Zynq7000_GIC_CPU_BASE); - - /* init interrupt nest, and context in thread sp */ - rt_interrupt_nest = 0; - rt_interrupt_from_thread = 0; - rt_interrupt_to_thread = 0; - rt_thread_switch_interrupt_flag = 0; -} - -/** - * This function will mask a interrupt. - * @param vector the interrupt number - */ -void rt_hw_interrupt_mask(int vector) -{ - arm_gic_mask(0, vector); -} - -/** - * This function will un-mask a interrupt. - * @param vector the interrupt number - */ -void rt_hw_interrupt_umask(int vector) -{ - arm_gic_umask(0, vector); -} - -/** - * This function will install a interrupt service routine to a interrupt. - * @param vector the interrupt number - * @param new_handler the interrupt service routine to be installed - * @param old_handler the old interrupt service routine - */ -rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler, - void *param, const char *name) -{ - rt_isr_handler_t old_handler = RT_NULL; - - if (vector < MAX_HANDLERS) - { - old_handler = isr_table[vector].handler; - - if (handler != RT_NULL) - { -#ifdef RT_USING_INTERRUPT_INFO - rt_strncpy(isr_table[vector].name, name, RT_NAME_MAX); -#endif /* RT_USING_INTERRUPT_INFO */ - isr_table[vector].handler = handler; - isr_table[vector].param = param; - } - /* set the interrupt to this cpu */ - arm_gic_set_cpu(0, vector, 1 << rt_cpu_get_smp_id()); - } - - return old_handler; -} - -void rt_hw_interrupt_clear(int vector) -{ - /* SGI will be cleared automatically. */ - if (vector < 16) - return; -} diff --git a/libcpu/arm/zynq7000/interrupt.h b/libcpu/arm/zynq7000/interrupt.h deleted file mode 100644 index da266c42a..000000000 --- a/libcpu/arm/zynq7000/interrupt.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#ifndef __INTERRUPT_H__ -#define __INTERRUPT_H__ - -void rt_hw_interrupt_clear(int vector); - -#endif /* end of include guard: __INTERRUPT_H__ */ - diff --git a/libcpu/arm/zynq7000/mmu.c b/libcpu/arm/zynq7000/mmu.c deleted file mode 100644 index 8674f9f60..000000000 --- a/libcpu/arm/zynq7000/mmu.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#include -#include -#include - -#include "cp15.h" - -#define DESC_SEC (0x2) -#define CB (3<<2) //cache_on, write_back -#define CNB (2<<2) //cache_on, write_through -#define NCB (1<<2) //cache_off,WR_BUF on -#define NCNB (0<<2) //cache_off,WR_BUF off -#define AP_RW (3<<10) //supervisor=RW, user=RW -#define AP_RO (2<<10) //supervisor=RW, user=RO -#define XN (1<<4) //eXecute Never - -#define DOMAIN_FAULT (0x0) -#define DOMAIN_CHK (0x1) -#define DOMAIN_NOTCHK (0x3) -#define DOMAIN0 (0x0<<5) -#define DOMAIN1 (0x1<<5) - -#define DOMAIN0_ATTR (DOMAIN_CHK<<0) -#define DOMAIN1_ATTR (DOMAIN_FAULT<<2) - -/* Read/Write, cache, write back */ -#define RW_CB (AP_RW|DOMAIN0|CB|DESC_SEC) -/* Read/Write, cache, write through */ -#define RW_CNB (AP_RW|DOMAIN0|CNB|DESC_SEC) -/* Read/Write, device type */ -#define RW_NCB (AP_RW|DOMAIN0|NCB|DESC_SEC) -/* Read/Write strongly ordered type */ -#define RW_NCNB (AP_RW|DOMAIN0|NCNB|DESC_SEC) -/* Read/Write without cache and write buffer, no execute */ -#define RW_NCNBXN (AP_RW|DOMAIN0|NCNB|DESC_SEC|XN) -/* Read/Write without cache and write buffer */ -#define RW_FAULT (AP_RW|DOMAIN1|NCNB|DESC_SEC) - -void rt_hw_cpu_dump_page_table(rt_uint32_t *ptb) -{ - int i; - int fcnt = 0; - - rt_kprintf("page table@%p\n", ptb); - for (i = 0; i < 1024*4; i++) - { - rt_uint32_t pte1 = ptb[i]; - if ((pte1 & 0x3) == 0) - { - rt_kprintf("%03x: ", i); - fcnt++; - if (fcnt == 16) - { - rt_kprintf("fault\n"); - fcnt = 0; - } - continue; - } - if (fcnt != 0) - { - rt_kprintf("fault\n"); - fcnt = 0; - } - - rt_kprintf("%03x: %08x: ", i, pte1); - if ((pte1 & 0x3) == 0x3) - { - rt_kprintf("LPAE\n"); - } - else if ((pte1 & 0x3) == 0x1) - { - rt_kprintf("pte,ns:%d,domain:%d\n", - (pte1 >> 3) & 0x1, (pte1 >> 5) & 0xf); - /* - *rt_hw_cpu_dump_page_table_2nd((void*)((pte1 & 0xfffffc000) - * - 0x80000000 + 0xC0000000)); - */ - } - else if (pte1 & (1 << 18)) - { - rt_kprintf("super section,ns:%d,ap:%x,xn:%d,texcb:%02x\n", - (pte1 >> 19) & 0x1, - ((pte1 >> 13) | (pte1 >> 10))& 0xf, - (pte1 >> 4) & 0x1, - ((pte1 >> 10) | (pte1 >> 2)) & 0x1f); - } - else - { - rt_kprintf("section,ns:%d,ap:%x," - "xn:%d,texcb:%02x,domain:%d\n", - (pte1 >> 19) & 0x1, - ((pte1 >> 13) | (pte1 >> 10))& 0xf, - (pte1 >> 4) & 0x1, - (((pte1 & (0x7 << 12)) >> 10) | - ((pte1 & 0x0c) >> 2)) & 0x1f, - (pte1 >> 5) & 0xf); - } - } -} - -/* level1 page table, each entry for 1MB memory. */ -/* MMUTable is the name used by codes of Xilinx */ -volatile unsigned long MMUTable[4*1024] RT_SECTION("mmu_tbl") __attribute__((aligned(16*1024))); -void rt_hw_mmu_setmtt(rt_uint32_t vaddrStart, - rt_uint32_t vaddrEnd, - rt_uint32_t paddrStart, - rt_uint32_t attr) -{ - volatile rt_uint32_t *pTT; - volatile int i, nSec; - pTT = (rt_uint32_t *)MMUTable + (vaddrStart >> 20); - nSec = (vaddrEnd >> 20) - (vaddrStart >> 20); - for(i = 0; i <= nSec; i++) - { - *pTT = attr | (((paddrStart >> 20) + i) << 20); - pTT++; - } -} - -unsigned long rt_hw_set_domain_register(unsigned long domain_val) -{ - unsigned long old_domain; - - asm volatile ("mrc p15, 0, %0, c3, c0\n" : "=r" (old_domain)); - asm volatile ("mcr p15, 0, %0, c3, c0\n" : :"r" (domain_val) : "memory"); - - return old_domain; -} - -void rt_hw_mmu_init(void) -{ - extern rt_uint32_t __text_start; - rt_hw_cpu_dcache_disable(); - rt_hw_cpu_icache_disable(); - rt_cpu_mmu_disable(); - - /* set page table */ - /* no access to the memory below .text */ - /* 128M cached DDR memory */ - rt_hw_mmu_setmtt((rt_uint32_t)&__text_start, 0x20000000-1, - 0x1ff00000, RW_CB); - /* PL region */ - rt_hw_mmu_setmtt(0x40000000, 0xBFFFFFFF, 0x40000000, RW_NCNBXN); - /* IOP registers */ - rt_hw_mmu_setmtt(0xE0000000, 0xE02FFFFF, 0xE0000000, RW_NCNBXN); - /* no access to the SMC memory(enable it if you want) */ - /* SLCR, PS and CPU private registers, note we map more memory space as the - * entry is 1MB in size. */ - rt_hw_mmu_setmtt(0xF8000000, 0xF8FFFFFF, 0xF8000000, RW_NCNBXN); - - /*rt_hw_cpu_dump_page_table(MMUTable);*/ - - /* become clients for all domains */ - rt_hw_set_domain_register(0x55555555); - - rt_cpu_tlb_set(MMUTable); - - rt_cpu_mmu_enable(); - - rt_hw_cpu_icache_enable(); - rt_hw_cpu_dcache_enable(); -} - diff --git a/libcpu/arm/zynq7000/stack.c b/libcpu/arm/zynq7000/stack.c deleted file mode 100644 index b38dd160f..000000000 --- a/libcpu/arm/zynq7000/stack.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2011-09-23 Bernard the first version - * 2011-10-05 Bernard add thumb mode - * 2013-07-15 Bernard add Cortex-A8 support. - */ -#include -#include "zynq7000.h" - -/** - * This function will initialize thread stack - * - * @param tentry the entry of thread - * @param parameter the parameter of entry - * @param stack_addr the beginning stack address - * @param texit the function will be called when thread exit - * - * @return stack address - */ -rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, - rt_uint8_t *stack_addr, void *texit) -{ - rt_uint32_t *stk; - - stack_addr += sizeof(rt_uint32_t); - stack_addr = (rt_uint8_t *)RT_ALIGN_DOWN((rt_uint32_t)stack_addr, 8); - stk = (rt_uint32_t *)stack_addr; - *(--stk) = (rt_uint32_t)tentry; /* entry point */ - *(--stk) = (rt_uint32_t)texit; /* lr */ - *(--stk) = 0xdeadbeef; /* r12 */ - *(--stk) = 0xdeadbeef; /* r11 */ - *(--stk) = 0xdeadbeef; /* r10 */ - *(--stk) = 0xdeadbeef; /* r9 */ - *(--stk) = 0xdeadbeef; /* r8 */ - *(--stk) = 0xdeadbeef; /* r7 */ - *(--stk) = 0xdeadbeef; /* r6 */ - *(--stk) = 0xdeadbeef; /* r5 */ - *(--stk) = 0xdeadbeef; /* r4 */ - *(--stk) = 0xdeadbeef; /* r3 */ - *(--stk) = 0xdeadbeef; /* r2 */ - *(--stk) = 0xdeadbeef; /* r1 */ - *(--stk) = (rt_uint32_t)parameter; /* r0 : argument */ - - /* cpsr */ - if ((rt_uint32_t)tentry & 0x01) - *(--stk) = SVCMODE | 0x20; /* thumb mode */ - else - *(--stk) = SVCMODE; /* arm mode */ - - /* return task's current stack address */ - return (rt_uint8_t *)stk; -} - diff --git a/libcpu/arm/zynq7000/start_gcc.S b/libcpu/arm/zynq7000/start_gcc.S deleted file mode 100644 index 18056f0ad..000000000 --- a/libcpu/arm/zynq7000/start_gcc.S +++ /dev/null @@ -1,241 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-05 Bernard the first version - */ - -.equ Mode_USR, 0x10 -.equ Mode_FIQ, 0x11 -.equ Mode_IRQ, 0x12 -.equ Mode_SVC, 0x13 -.equ Mode_ABT, 0x17 -.equ Mode_UND, 0x1B -.equ Mode_SYS, 0x1F - -.equ I_Bit, 0x80 @ when I bit is set, IRQ is disabled -.equ F_Bit, 0x40 @ when F bit is set, FIQ is disabled - -.equ UND_Stack_Size, 0x00000000 -.equ SVC_Stack_Size, 0x00000000 -.equ ABT_Stack_Size, 0x00000000 -.equ FIQ_Stack_Size, 0x00000100 -.equ IRQ_Stack_Size, 0x00000100 -.equ USR_Stack_Size, 0x00000000 - -#define ISR_Stack_Size (UND_Stack_Size + SVC_Stack_Size + ABT_Stack_Size + \ - FIQ_Stack_Size + IRQ_Stack_Size) - -/* stack */ -.globl stack_start -.globl stack_top - -.align 3 -.bss -stack_start: -.rept ISR_Stack_Size -.long 0 -.endr -stack_top: - -.text -/* reset entry */ -.globl _reset -_reset: - /* invalidate SCU */ - ldr r7, =0xF8F0000C - ldr r6, =0xFFFF - str r6, [r7] - - /* disable MMU */ - mrc p15, 0, r0, c1, c0, 0 /* read CP15 register 1 */ - bic r0, r0, #0x1 /* clear bit 0 */ - mcr p15, 0, r0, c1, c0, 0 /* write value back */ - - /* set the cpu to SVC32 mode and disable interrupt */ - mrs r0, cpsr - bic r0, r0, #0x1f - orr r0, r0, #0x13 - msr cpsr_c, r0 - - /* setup stack */ - bl stack_setup - - /* clear .bss */ - mov r0,#0 /* get a zero */ - ldr r1,=__bss_start /* bss start */ - ldr r2,=__bss_end /* bss end */ - -bss_loop: - cmp r1,r2 /* check if data to clear */ - strlo r0,[r1],#4 /* clear 4 bytes */ - blo bss_loop /* loop until done */ - - /* call C++ constructors of global objects */ - ldr r0, =__ctors_start__ - ldr r1, =__ctors_end__ - -ctor_loop: - cmp r0, r1 - beq ctor_end - ldr r2, [r0], #4 - stmfd sp!, {r0-r1} - mov lr, pc - bx r2 - ldmfd sp!, {r0-r1} - b ctor_loop -ctor_end: - - /* start RT-Thread Kernel */ - ldr pc, _rtthread_startup - -_rtthread_startup: - .word rtthread_startup - -stack_setup: - ldr r0, =stack_top - - @ Set the startup stack for svc - mov sp, r0 - - @ Enter Undefined Instruction Mode and set its Stack Pointer - msr cpsr_c, #Mode_UND|I_Bit|F_Bit - mov sp, r0 - sub r0, r0, #UND_Stack_Size - - @ Enter Abort Mode and set its Stack Pointer - msr cpsr_c, #Mode_ABT|I_Bit|F_Bit - mov sp, r0 - sub r0, r0, #ABT_Stack_Size - - @ Enter FIQ Mode and set its Stack Pointer - msr cpsr_c, #Mode_FIQ|I_Bit|F_Bit - mov sp, r0 - sub r0, r0, #FIQ_Stack_Size - - @ Enter IRQ Mode and set its Stack Pointer - msr cpsr_c, #Mode_IRQ|I_Bit|F_Bit - mov sp, r0 - sub r0, r0, #IRQ_Stack_Size - - @ Switch back to SVC - msr cpsr_c, #Mode_SVC|I_Bit|F_Bit - - bx lr - -.section .text.isr, "ax" -/* exception handlers: undef, swi, padt, dabt, resv, irq, fiq */ - .align 5 -.globl vector_fiq -vector_fiq: - stmfd sp!,{r0-r7,lr} - bl rt_hw_trap_fiq - ldmfd sp!,{r0-r7,lr} - subs pc,lr,#4 - -.globl rt_interrupt_enter -.globl rt_interrupt_leave -.globl rt_thread_switch_interrupt_flag -.globl rt_interrupt_from_thread -.globl rt_interrupt_to_thread - - .align 5 -.globl vector_irq -vector_irq: - stmfd sp!, {r0-r12,lr} - bl rt_interrupt_enter - bl rt_hw_trap_irq - bl rt_interrupt_leave - - @ if rt_thread_switch_interrupt_flag set, jump to - @ rt_hw_context_switch_interrupt_do and don't return - ldr r0, =rt_thread_switch_interrupt_flag - ldr r1, [r0] - cmp r1, #1 - beq rt_hw_context_switch_interrupt_do - - ldmfd sp!, {r0-r12,lr} - subs pc, lr, #4 - -rt_hw_context_switch_interrupt_do: - mov r1, #0 @ clear flag - str r1, [r0] - - mov r1, sp @ r1 point to {r0-r3} in stack - add sp, sp, #4*4 - ldmfd sp!, {r4-r12,lr}@ reload saved registers - mrs r0, spsr @ get cpsr of interrupt thread - sub r2, lr, #4 @ save old task's pc to r2 - - @ Switch to SVC mode with no interrupt. - msr cpsr_c, #I_Bit|F_Bit|Mode_SVC - - stmfd sp!, {r2} @ push old task's pc - stmfd sp!, {r4-r12,lr}@ push old task's lr,r12-r4 - ldmfd r1, {r1-r4} @ restore r0-r3 of the interrupt thread - stmfd sp!, {r1-r4} @ push old task's r0-r3 - stmfd sp!, {r0} @ push old task's cpsr - - ldr r4, =rt_interrupt_from_thread - ldr r5, [r4] - str sp, [r5] @ store sp in preempted tasks's TCB - - ldr r6, =rt_interrupt_to_thread - ldr r7, [r6] - ldr sp, [r7] @ get new task's stack pointer - - ldmfd sp!, {r4} @ pop new task's cpsr to spsr - msr spsr_cxsf, r4 - - ldmfd sp!, {r0-r12,lr,pc}^ @ pop new task's r0-r12,lr & pc, copy spsr to cpsr - - -.macro push_svc_reg - sub sp, sp, #17 * 4 @/* Sizeof(struct rt_hw_exp_stack) */ - stmia sp, {r0 - r12} @/* Calling r0-r12 */ - mov r0, sp - mrs r6, spsr @/* Save CPSR */ - str lr, [r0, #15*4] @/* Push PC */ - str r6, [r0, #16*4] @/* Push CPSR */ - cps #Mode_SVC - str sp, [r0, #13*4] @/* Save calling SP */ - str lr, [r0, #14*4] @/* Save calling PC */ -.endm - - .align 5 - .globl vector_swi -vector_swi: - push_svc_reg - bl rt_hw_trap_swi - b . - - .align 5 - .globl vector_undef -vector_undef: - push_svc_reg - bl rt_hw_trap_undef - b . - - .align 5 - .globl vector_pabt -vector_pabt: - push_svc_reg - bl rt_hw_trap_pabt - b . - - .align 5 - .globl vector_dabt -vector_dabt: - push_svc_reg - bl rt_hw_trap_dabt - b . - - .align 5 - .globl vector_resv -vector_resv: - push_svc_reg - bl rt_hw_trap_resv - b . diff --git a/libcpu/arm/zynq7000/trap.c b/libcpu/arm/zynq7000/trap.c deleted file mode 100644 index 6243ea82b..000000000 --- a/libcpu/arm/zynq7000/trap.c +++ /dev/null @@ -1,175 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-20 Bernard first version - */ - -#include -#include - -#include "zynq7000.h" -#include "gic.h" - -extern struct rt_thread *rt_current_thread; -#ifdef RT_USING_FINSH -extern long list_thread(void); -#endif - -/** - * this function will show registers of CPU - * - * @param regs the registers point - */ -void rt_hw_show_register (struct rt_hw_exp_stack *regs) -{ - rt_kprintf("Execption:\n"); - rt_kprintf("r00:0x%08x r01:0x%08x r02:0x%08x r03:0x%08x\n", regs->r0, regs->r1, regs->r2, regs->r3); - rt_kprintf("r04:0x%08x r05:0x%08x r06:0x%08x r07:0x%08x\n", regs->r4, regs->r5, regs->r6, regs->r7); - rt_kprintf("r08:0x%08x r09:0x%08x r10:0x%08x\n", regs->r8, regs->r9, regs->r10); - rt_kprintf("fp :0x%08x ip :0x%08x\n", regs->fp, regs->ip); - rt_kprintf("sp :0x%08x lr :0x%08x pc :0x%08x\n", regs->sp, regs->lr, regs->pc); - rt_kprintf("cpsr:0x%08x\n", regs->cpsr); -} - -/** - * When comes across an instruction which it cannot handle, - * it takes the undefined instruction trap. - * - * @param regs system registers - * - * @note never invoke this function in application - */ -void rt_hw_trap_undef(struct rt_hw_exp_stack *regs) -{ - rt_kprintf("undefined instruction:\n"); - rt_hw_show_register(regs); -#ifdef RT_USING_FINSH - list_thread(); -#endif - rt_hw_cpu_shutdown(); -} - -/** - * The software interrupt instruction (SWI) is used for entering - * Supervisor mode, usually to request a particular supervisor - * function. - * - * @param regs system registers - * - * @note never invoke this function in application - */ -void rt_hw_trap_swi(struct rt_hw_exp_stack *regs) -{ - rt_kprintf("software interrupt:\n"); - rt_hw_show_register(regs); -#ifdef RT_USING_FINSH - list_thread(); -#endif - rt_hw_cpu_shutdown(); -} - -/** - * An abort indicates that the current memory access cannot be completed, - * which occurs during an instruction prefetch. - * - * @param regs system registers - * - * @note never invoke this function in application - */ -void rt_hw_trap_pabt(struct rt_hw_exp_stack *regs) -{ - rt_kprintf("prefetch abort:\n"); - rt_hw_show_register(regs); -#ifdef RT_USING_FINSH - list_thread(); -#endif - rt_hw_cpu_shutdown(); -} - -/** - * An abort indicates that the current memory access cannot be completed, - * which occurs during a data access. - * - * @param regs system registers - * - * @note never invoke this function in application - */ -void rt_hw_trap_dabt(struct rt_hw_exp_stack *regs) -{ - rt_kprintf("data abort:"); - rt_hw_show_register(regs); -#ifdef RT_USING_FINSH - list_thread(); -#endif - rt_hw_cpu_shutdown(); -} - -/** - * Normally, system will never reach here - * - * @param regs system registers - * - * @note never invoke this function in application - */ -void rt_hw_trap_resv(struct rt_hw_exp_stack *regs) -{ - rt_kprintf("reserved trap:\n"); - rt_hw_show_register(regs); -#ifdef RT_USING_FINSH - list_thread(); -#endif - rt_hw_cpu_shutdown(); -} - -#define GIC_ACK_INTID_MASK 0x000003ff - -void rt_hw_trap_irq() -{ - void *param; - unsigned long ir; - unsigned long fullir; - rt_isr_handler_t isr_func; - extern struct rt_irq_desc isr_table[]; - - fullir = arm_gic_get_active_irq(0); - ir = fullir & GIC_ACK_INTID_MASK; - - /* get interrupt service routine */ - isr_func = isr_table[ir].handler; - if (isr_func) - { - param = isr_table[ir].param; - /* turn to interrupt service routine */ - isr_func(ir, param); - } - - /* end of interrupt */ - arm_gic_ack(0, fullir); -} - -void rt_hw_trap_fiq() -{ - void *param; - unsigned long ir; - unsigned long fullir; - rt_isr_handler_t isr_func; - extern struct rt_irq_desc isr_table[]; - - fullir = arm_gic_get_active_irq(0); - ir = fullir & GIC_ACK_INTID_MASK; - - /* get interrupt service routine */ - isr_func = isr_table[ir].handler; - param = isr_table[ir].param; - - /* turn to interrupt service routine */ - isr_func(ir, param); - - /* end of interrupt */ - arm_gic_ack(0, fullir); -} - diff --git a/libcpu/arm/zynq7000/vector_gcc.S b/libcpu/arm/zynq7000/vector_gcc.S deleted file mode 100644 index 60d3c6cf1..000000000 --- a/libcpu/arm/zynq7000/vector_gcc.S +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Copyright (c) 2006-2018, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2013-07-05 Bernard the first version - */ - -.section .vectors, "ax" -.code 32 - -.globl system_vectors -system_vectors: - ldr pc, _vector_reset - ldr pc, _vector_undef - ldr pc, _vector_swi - ldr pc, _vector_pabt - ldr pc, _vector_dabt - ldr pc, _vector_resv - ldr pc, _vector_irq - ldr pc, _vector_fiq - -.globl _reset -.globl vector_undef -.globl vector_swi -.globl vector_pabt -.globl vector_dabt -.globl vector_resv -.globl vector_irq -.globl vector_fiq - -_vector_reset: - .word _reset -_vector_undef: - .word vector_undef -_vector_swi: - .word vector_swi -_vector_pabt: - .word vector_pabt -_vector_dabt: - .word vector_dabt -_vector_resv: - .word vector_resv -_vector_irq: - .word vector_irq -_vector_fiq: - .word vector_fiq - -.balignl 16,0xdeadbeef -- GitLab