1、add 'menuconfig' function for XiZi_AIoT with imx6q-sabrelite board;2、add compilation function for AIoT system with imx6q-sabrelite board;3、add newlib base files;4、add startup files and irq function for imx6q-sabrelite

2022-12-30 17:59:41 +08:00
parent ce60710fe6
commit 6b091797ae
60 changed files with 2726 additions and 182 deletions
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+/*
+ * Copyright (c) 2008-2012, Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o 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.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * 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 HOLDER 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.
+ */
+
+/*!
+ * @file asm_defines.h
+ * @brief defines for startup assembly code
+ *
+ * @ingroup diag_util
+ */
+
+#ifndef _ASM_DEFINES_H_
+#define _ASM_DEFINES_H_
+
+////////////////////////////////////////////////////////////////////////////////
+// Definitions
+////////////////////////////////////////////////////////////////////////////////
+
+//! @name CPSR fields
+//@{
+#define CPSR_N (1 << 31)    //!< Negative
+#define CPSR_Z (1 << 30)    //!< Zero
+#define CPSR_C (1 << 29)    //!< Carry
+#define CPSR_V (1 << 28)    //!< Overflow
+#define CPSR_Q (1 << 27)    //!< Saturation
+#define CPSR_E (1 << 9)     //!< Endianness
+#define CPSR_A (1 << 8)     //!< Async abort mask
+#define CPSR_I (1 << 7)     //!< IRQ mask
+#define CPSR_F (1 << 6)     //!< FIQ mask
+#define CPSR_T (1 << 5)     //!< Thumb mode
+#define CPSR_MODE   (0x1f)  //!< Current processor mode
+//@}
+
+//! @name Mode bits in CPSR
+//@{
+#define MODE_USR     0x10   //!< User mode
+#define MODE_FIQ     0x11   //!< FIQ mode
+#define MODE_IRQ     0x12   //!< IRQ mode
+#define MODE_SVC     0x13   //!< Supervisor mode
+#define MODE_ABT     0x17   //!< Abort exception mode
+#define MODE_UND     0x1B   //!< Undefined instruction exception mode
+#define MODE_SYS     0x1F   //!< System mode
+//@}
+
+//! @name Interrupt enable bits in CPSR
+//@{
+#define I_BIT        0x80    //!< When I bit is set, IRQ is disabled
+#define F_BIT        0x40    //!< When F bit is set, FIQ is disabled
+//@}
+
+//! @name Stack sizes
+//@{
+
+//! @brief Size of stacks for exceptions.
+#define EXCEPTION_STACK_SIZE 2048
+
+//! @brief Supervisor mode stack size.
+//!
+//! This stack is much larger because most application code runs in
+//! Supervisor mode.
+#define SVC_STACK_SIZE 8192
+
+//@}
+
+#endif /*_ASM_DEFINES_H_ */
+////////////////////////////////////////////////////////////////////////////////
+// EOF
+////////////////////////////////////////////////////////////////////////////////