/* * Copyright (c) 2006-2020, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2020-12-02 bigmagic first version */ #ifndef __DRV_DMA_H__ #define __DRV_DMA_H__ #include #define DMA_PER_BASE (0xFE000000) //DMA #define DMA_BASE (DMA_PER_BASE+0x7000) #define DMA_INT_STATUS (DMA_BASE + 0xFE0) //Interrupt Status of each DMA Channel #define DMA_ENABLE (DMA_BASE + 0xFF0) //Global Enable bits for each DMA Channel */ #define DMA15_BASE (DMA_PER_BASE+0xE05000) //DMA Channel 15 Register Set */ #define DMA_INT_STATUS_REG __REG32(DMA_INT_STATUS) #define DMA_ENABLE_REG __REG32(DMA_ENABLE) //DMA dch 1~14 #define DMA_CS(dch) __REG32(DMA_BASE + dch*0x100 + 0x000) /* Control and Status */ #define DMA_CONBLK_AD(dch) __REG32(DMA_BASE + dch*0x100 + 0x004) /* Control Block Address */ #define DMA_TI(dch) __REG32(DMA_BASE + dch*0x100 + 0x008) /* CB Word 0(Transfer Information) */ #define DMA_SOURCE_AD(dch) __REG32(DMA_BASE + dch*0x100 + 0x00c) /* CB Word 1(Source Address) */ #define DMA_DEST_AD(dch) __REG32(DMA_BASE + dch*0x100 + 0x010) /* CB Word 2(Destination Address) */ #define DMA_TXFR_LEN(dch) __REG32(DMA_BASE + dch*0x100 + 0x014) /* CB Word 3(Transfer Length) */ #define DMA_STRIDE(dch) __REG32(DMA_BASE + dch*0x100 + 0x018) /* CB Word 4(2D Stride) */ #define DMA_NEXTCONBK(dch) __REG32(DMA_BASE + dch*0x100 + 0x01c) /* CB Word 5(Next CB Address) */ #define DMA_DEBUG(dch) __REG32(DMA_BASE + dch*0x100 + 0x01c) /* Debug */ //DMA dch 15 #define DMA15_CS __REG32(DMA15_BASE + 0x000) /* Control and Status */ #define DMA15_CONBLK_AD __REG32(DMA15_BASE + 0x004) /* Control Block Address */ #define DMA15_TI __REG32(DMA15_BASE + 0x008) /* CB Word 0(Transfer Information) */ #define DMA15_SOURCE_AD __REG32(DMA15_BASE + 0x00c) /* CB Word 1(Source Address) */ #define DMA15_DEST_AD __REG32(DMA15_BASE + 0x010) /* CB Word 2(Destination Address) */ #define DMA15_TXFR_LEN __REG32(DMA15_BASE + 0x014) /* CB Word 3(Transfer Length) */ #define DMA15_STRIDE __REG32(DMA15_BASE + 0x018) /* CB Word 4(2D Stride) */ #define DMA15_NEXTCONBK __REG32(DMA15_BASE + 0x01c) /* CB Word 5(Next CB Address) */ #define DMA15_DEBUG __REG32(DMA15_BASE + 0x01c) /* Debug */ #define DMA15_ENABLE (1 << 15) #define DMA14_ENABLE (1 << 14) #define DMA13_ENABLE (1 << 13) #define DMA12_ENABLE (1 << 12) #define DMA11_ENABLE (1 << 11) #define DMA10_ENABLE (1 << 10) #define DMA9_ENABLE (1 << 9) #define DMA8_ENABLE (1 << 8) #define DMA7_ENABLE (1 << 7) #define DMA6_ENABLE (1 << 6) #define DMA5_ENABLE (1 << 5) #define DMA4_ENABLE (1 << 4) #define DMA3_ENABLE (1 << 3) #define DMA2_ENABLE (1 << 2) #define DMA1_ENABLE (1 << 1) #define DMA0_ENABLE (1 << 0) //Peripheral DREQ Signals #define DREQ_DSI0_PWM1 (1) #define DREQ_PCM_TX (2) #define DREQ_PCM_RX (3) #define DREQ_SMI (4) #define DREQ_PWM0 (5) #define DREQ_SPI0_TX (6) #define DREQ_SPI0_RX (7) #define DREQ_BSC_SPI_SLAVE_TX (8) #define DREQ_BSC_SPI_SLAVE_RX (9) #define DREQ_HSMI0 (10) #define DREQ_EMMC (11) #define DREQ_UART0_TX (12) #define DREQ_SD_HOST (13) #define DREQ_UART0_RX (14) #define DREQ_DSI1 (15) #define DREQ_SPI1_TX (16) #define DREQ_HDMI1 (17) #define DREQ_SPI1_RX (18) #define DREQ_UART3_TX_SPI4_TX (19) #define DREQ_UART3_RX_SPI4_RX (20) #define DREQ_UART5_TX_SPI5_TX (21) #define DREQ_UART5_RX_SPI5_RX (22) #define DREQ_SPI6_TX (23) #define DREQ_SCALER_FIFO0_SMI (24) #define DREQ_SCALER_FIFO1_SMI (25) #define DREQ_SCALER_FIFO2_SMI (26) #define DREQ_SPI6_RX (27) #define DREQ_UART2_TX (28) #define DREQ_UART2_RX (29) #define DREQ_UART4_TX (30) #define DREQ_UART4_RX (31) //IRQ #define DMA_INT15 (1 << 15) #define DMA_INT14 (1 << 14) #define DMA_INT13 (1 << 13) #define DMA_INT12 (1 << 12) #define DMA_INT11 (1 << 11) #define DMA_INT10 (1 << 10) #define DMA_INT9 (1 << 9) #define DMA_INT8 (1 << 8) #define DMA_INT7 (1 << 7) #define DMA_INT6 (1 << 6) #define DMA_INT5 (1 << 5) #define DMA_INT4 (1 << 4) #define DMA_INT3 (1 << 3) #define DMA_INT2 (1 << 2) #define DMA_INT1 (1 << 1) #define DMA_INT0 (1 << 0) //IRQ_NUMBER #define IRQ_DMA0 (96 + 16) #define IRQ_DMA1 (96 + 17) #define IRQ_DMA2 (96 + 18) #define IRQ_DMA3 (96 + 19) #define IRQ_DMA4 (96 + 20) #define IRQ_DMA5 (96 + 21) #define IRQ_DMA6 (96 + 22) #define IRQ_DMA7_DMA8 (96 + 23) #define IRQ_DMA9_DMA10 (96 + 24) #define IRQ_DMA11 (96 + 25) #define IRQ_DMA12 (96 + 26) #define IRQ_DMA13 (96 + 27) #define IRQ_DMA14 (96 + 28) #define IRQ_DMA15 (96 + 31) //CS #define DMA_CS_RESET (1 << 31) #define DMA_CS_ABORT (1 << 30) #define DMA_CS_DISDEBUG (1 << 29) #define DMA_CS_DREQ_STOPS_DMA (1 << 5) #define DMA_CS_PAUSED (1 << 4) #define DMA_CS_DREQ (1 << 3) #define DMA_CS_INT (1 << 2) #define DMA_CS_END (1 << 1) #define DMA_CS_ACTIVE (1 << 0) //CONBLK_AD //The address must be256-bit aligned, so the bottom 5 bits of the address mustbe zero. //TI //DMA Transfer Information. #define DMA_TI_SRC_IGNORE (1 << 11) #define DMA_TI_SRC_DREQ (1 << 10) #define DMA_TI_SRC_WIDTH (1 << 9) #define DMA_TI_SRC_INC (1 << 8) #define DMA_TI_DEST_IGNORE (1 << 7) #define DMA_TI_DEST_DREQ (1 << 6) #define DMA_TI_DEST_WIDTH (1 << 5) #define DMA_TI_DEST_INC (1 << 4) #define DMA_TI_WAIT_RESP (1 << 3) #define DMA_TI_TDMODE (1 << 1) #define DMA_TI_INTEN (1 << 0) //SOURCE_AD //DMA Source Address //DEST_AD //DMA Destination Address //TXFR_LEN //DMA Transfer Length void dma_init(unsigned char dch); rt_err_t dma_memcpy(void *src, void *dst, unsigned int size, unsigned int dch, unsigned int timeout); #endif