Delete some unused files.
This commit is contained in:
Lu Sitong
parent
b3899b3d31
commit
560f22e9ba
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@ -40,7 +40,8 @@ make build
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## Run on k210 board
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## Run on k210 board
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Instead of the original file system, xv6-k210 runs with FAT32. You might need an SD card with FAT32 format.
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Instead of the original file system, xv6-k210 runs with FAT32. You might need an SD card with FAT32 format.
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To start `shell`, you need to rename the "_init" and "_sh" in the "/xv6-user" to "init" and "sh" after building,
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To start `shell`, you need to rename the "_init" and "_sh" in the "/xv6-user" to "init" and "sh" after building,
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then copy them to the root of your SD card. Or you can directly run the command as below with your SD card connected.
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then copy them to the root of your SD card.
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Or you can directly run the command as below with your SD card connected to your PC (SD card reader required).
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Warning: this will format your SD card and clean your original data!
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Warning: this will format your SD card and clean your original data!
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```bash
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```bash
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@ -40,7 +40,7 @@ make build
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## 在 k210 开发板上运行
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## 在 k210 开发板上运行
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Xv6-k210 采用 FAT32 文件系统，而不是其原本的文件系统。您需要一张 FAT32 格式的 SD 卡才能运行。
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Xv6-k210 采用 FAT32 文件系统，而不是其原本的文件系统。您需要一张 FAT32 格式的 SD 卡才能运行。
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在编译项目后，您需要将 “/xv6-user” 目录下的 “_init” 和 “_sh” 重命名为 “init” 和 “sh”，并拷贝至 SD 卡的根目录下。
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在编译项目后，您需要将 “/xv6-user” 目录下的 “_init” 和 “_sh” 重命名为 “init” 和 “sh”，并拷贝至 SD 卡的根目录下。
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或者，您可以直接运行以下命令。
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或者，您可以将 SD 卡连至主机（需要读卡器），再直接运行以下命令。
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警告：这会格式化您的 SD 卡并清除卡上的原有数据！
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警告：这会格式化您的 SD 卡并清除卡上的原有数据！
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```bash
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```bash
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@ -1,60 +0,0 @@
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// On-disk file system format.
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// Both the kernel and user programs use this header file.
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#define ROOTINO 1 // root i-number
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#define BSIZE 512 // block size
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// Disk layout:
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// [ boot block | super block | log | inode blocks |
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// free bit map | data blocks]
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//
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// mkfs computes the super block and builds an initial file system. The
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// super block describes the disk layout:
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struct superblock {
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uint magic; // Must be FSMAGIC
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uint size; // Size of file system image (blocks)
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uint nblocks; // Number of data blocks
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uint ninodes; // Number of inodes.
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uint nlog; // Number of log blocks
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uint logstart; // Block number of first log block
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uint inodestart; // Block number of first inode block
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uint bmapstart; // Block number of first free map block
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};
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#define FSMAGIC 0x10203040
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#define NDIRECT 12
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#define NINDIRECT (BSIZE / sizeof(uint))
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#define MAXFILE (NDIRECT + NINDIRECT)
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// On-disk inode structure
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struct dinode {
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short type; // File type
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short major; // Major device number (T_DEVICE only)
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short minor; // Minor device number (T_DEVICE only)
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short nlink; // Number of links to inode in file system
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uint size; // Size of file (bytes)
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uint addrs[NDIRECT+1]; // Data block addresses
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};
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// Inodes per block.
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#define IPB (BSIZE / sizeof(struct dinode))
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// Block containing inode i
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#define IBLOCK(i, sb) ((i) / IPB + sb.inodestart)
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// Bitmap bits per block
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#define BPB (BSIZE*8)
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// Block of free map containing bit for block b
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#define BBLOCK(b, sb) ((b)/BPB + sb.bmapstart)
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// Directory is a file containing a sequence of dirent structures.
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#define DIRSIZ 14
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struct dirent {
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ushort inum;
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char name[DIRSIZ];
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};
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@ -1,90 +0,0 @@
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#ifndef _SDCARD_H
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#define _SDCARD_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Card Specific Data: CSD Register
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*/
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typedef struct {
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uint8 CSDStruct; /*!< CSD structure */
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uint8 SysSpecVersion; /*!< System specification version */
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uint8 Reserved1; /*!< Reserved */
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uint8 TAAC; /*!< Data read access-time 1 */
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uint8 NSAC; /*!< Data read access-time 2 in CLK cycles */
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uint8 MaxBusClkFrec; /*!< Max. bus clock frequency */
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uint16 CardComdClasses; /*!< Card command classes */
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uint8 RdBlockLen; /*!< Max. read data block length */
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uint8 PartBlockRead; /*!< Partial blocks for read allowed */
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uint8 WrBlockMisalign; /*!< Write block misalignment */
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uint8 RdBlockMisalign; /*!< Read block misalignment */
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uint8 DSRImpl; /*!< DSR implemented */
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uint8 Reserved2; /*!< Reserved */
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uint32 DeviceSize; /*!< Device Size */
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uint8 MaxRdCurrentVDDMin; /*!< Max. read current @ VDD min */
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uint8 MaxRdCurrentVDDMax; /*!< Max. read current @ VDD max */
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uint8 MaxWrCurrentVDDMin; /*!< Max. write current @ VDD min */
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uint8 MaxWrCurrentVDDMax; /*!< Max. write current @ VDD max */
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uint8 DeviceSizeMul; /*!< Device size multiplier */
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uint8 EraseGrSize; /*!< Erase group size */
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uint8 EraseGrMul; /*!< Erase group size multiplier */
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uint8 WrProtectGrSize; /*!< Write protect group size */
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uint8 WrProtectGrEnable; /*!< Write protect group enable */
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uint8 ManDeflECC; /*!< Manufacturer default ECC */
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uint8 WrSpeedFact; /*!< Write speed factor */
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uint8 MaxWrBlockLen; /*!< Max. write data block length */
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uint8 WriteBlockPaPartial; /*!< Partial blocks for write allowed */
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uint8 Reserved3; /*!< Reserded */
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uint8 ContentProtectAppli; /*!< Content protection application */
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uint8 FileFormatGrouop; /*!< File format group */
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uint8 CopyFlag; /*!< Copy flag (OTP) */
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uint8 PermWrProtect; /*!< Permanent write protection */
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uint8 TempWrProtect; /*!< Temporary write protection */
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uint8 FileFormat; /*!< File Format */
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uint8 ECC; /*!< ECC code */
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uint8 CSD_CRC; /*!< CSD CRC */
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uint8 Reserved4; /*!< always 1*/
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} SD_CSD;
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/**
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* @brief Card Identification Data: CID Register
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*/
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typedef struct {
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uint8 ManufacturerID; /*!< ManufacturerID */
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uint16 OEM_AppliID; /*!< OEM/Application ID */
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uint32 ProdName1; /*!< Product Name part1 */
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uint8 ProdName2; /*!< Product Name part2*/
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uint8 ProdRev; /*!< Product Revision */
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uint32 ProdSN; /*!< Product Serial Number */
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uint8 Reserved1; /*!< Reserved1 */
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uint16 ManufactDate; /*!< Manufacturing Date */
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uint8 CID_CRC; /*!< CID CRC */
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uint8 Reserved2; /*!< always 1 */
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} SD_CID;
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/**
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* @brief SD Card information
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*/
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typedef struct {
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SD_CSD SD_csd;
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SD_CID SD_cid;
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uint64 CardCapacity; /*!< Card Capacity */
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uint32 CardBlockSize; /*!< Card Block Size */
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} SD_CardInfo;
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extern SD_CardInfo cardinfo;
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uint8 sd_init(void);
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void sdcard_init(void);
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uint8 sd_read_sector(uint8 *data_buff, uint32 sector, uint32 count);
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uint8 sd_write_sector(uint8 *data_buff, uint32 sector, uint32 count);
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uint8 sd_read_sector_dma(uint8 *data_buff, uint32 sector, uint32 count);
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uint8 sd_write_sector_dma(uint8 *data_buff, uint32 sector, uint32 count);
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#ifdef __cplusplus
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}
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#endif
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#endif
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@ -1,166 +0,0 @@
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//
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// Created by lumin on 2020/11/2.
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//
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#ifndef LAB8_SDCARD_H
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#define LAB8_SDCARD_H
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#include <defs.h>
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/*
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* SD Card Commands
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* @brief Commands: CMDxx = CMD-number | 0x40
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*/
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#define SD_CMD_SIGN (0x40)
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#define SD_CMD0 0 // chip reset
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#define SD_CMD8 8 // voltage negotiation
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#define SD_CMD9 9 // read CSD register
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#define SD_CMD10 10 // read CID register
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#define SD_CMD12 12 // end multiple continuous sector read
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#define SD_CMD17 17 // start single sector read
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#define SD_CMD18 18 // start multiple continuous sector read and send start sector
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#define SD_ACMD23 23 // start multiple continuous sector write and send sector count
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#define SD_CMD24 24 // start single sector write
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#define SD_CMD25 25 // start multiple continuous sector write and send start sector
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#define SD_ACMD41 41 // capacity mode set
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#define SD_CMD55 55 // ACMD prefix
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#define SD_CMD58 58 // read CCS(card capacity status)
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#define SD_INIT_MODE_RESULT_OK (0x01)
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#define SD_TRANS_MODE_RESULT_OK (0x00)
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#define SD_START_DATA_READ_RESPONSE (0xFE)
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#define SD_START_DATA_SINGLE_BLOCK_WRITE_TOKEN (0xFE)
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#define SD_START_DATA_MULTIPLE_BLOCK_WRITE_TOKEN (0xFC)
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/**
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* CMD frame format
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* | CRC | arg[31:24] | arg[23:16] | arg[15:8] | arg[7:0] | CMD |
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* | byte 5 | bit 4 | bit 3 | bit 2 | bit 1 | bit 0 |
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*/
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#define SD_CMD_CMD_BIT 0
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#define SD_CMD_ARG_MSB0 1
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#define SD_CMD_ARG_MSB1 2
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#define SD_CMD_ARG_MSB2 3
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#define SD_CMD_ARG_MSB3 4
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#define SD_CMD_CRC_BIT 5
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#define SD_CMD_FRAME_SIZE 6
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#define SD_EMPTY_FILL (0xFF)
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#define SD_R3_RESPONSE_REST_LENGTH 4
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#define SD_R7_RESPONSE_REST_LENGTH 4
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// SD card here uses SPI mode, pin
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// names also inherit from it.
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typedef struct
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{
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int mosi_pin; // pin num of Master Out Slave In
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int miso_pin; // pin num of Master In Slave Out
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int sclk_pin; // pin num of SPI Clock
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int cs_pin; // pin num of Chip Selector
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int cs_gpio_num;// what is this..?
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} sdcard_hardware_pin_config_t;
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typedef struct
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{
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uint8_t CSDStruct; /*!< CSD structure */
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uint8_t SysSpecVersion; /*!< System specification version */
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uint8_t Reserved1; /*!< Reserved */
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uint8_t TAAC; /*!< Data read access-time 1 */
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uint8_t NSAC; /*!< Data read access-time 2 in CLK cycles */
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uint8_t MaxBusClkFrec; /*!< Max. bus clock frequency */
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uint16_t CardComdClasses; /*!< Card command classes */
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uint8_t RdBlockLen; /*!< Max. read data block length */
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uint8_t PartBlockRead; /*!< Partial blocks for read allowed */
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uint8_t WrBlockMisalign; /*!< Write block misalignment */
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uint8_t RdBlockMisalign; /*!< Read block misalignment */
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uint8_t DSRImpl; /*!< DSR implemented */
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uint8_t Reserved2; /*!< Reserved */
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uint32_t DeviceSize; /*!< Device Size */
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uint8_t MaxRdCurrentVDDMin; /*!< Max. read current @ VDD min */
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uint8_t MaxRdCurrentVDDMax; /*!< Max. read current @ VDD max */
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uint8_t MaxWrCurrentVDDMin; /*!< Max. write current @ VDD min */
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uint8_t MaxWrCurrentVDDMax; /*!< Max. write current @ VDD max */
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uint8_t DeviceSizeMul; /*!< Device size multiplier */
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uint8_t EraseGrSize; /*!< Erase group size */
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uint8_t EraseGrMul; /*!< Erase group size multiplier */
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uint8_t WrProtectGrSize; /*!< Write protect group size */
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uint8_t WrProtectGrEnable; /*!< Write protect group enable */
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uint8_t ManDeflECC; /*!< Manufacturer default ECC */
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uint8_t WrSpeedFact; /*!< Write speed factor */
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uint8_t MaxWrBlockLen; /*!< Max. write data block length */
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uint8_t WriteBlockPaPartial; /*!< Partial blocks for write allowed */
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uint8_t Reserved3; /*!< Reserded */
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uint8_t ContentProtectAppli; /*!< Content protection application */
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uint8_t FileFormatGrouop; /*!< File format group */
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uint8_t CopyFlag; /*!< Copy flag (OTP) */
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uint8_t PermWrProtect; /*!< Permanent write protection */
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uint8_t TempWrProtect; /*!< Temporary write protection */
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uint8_t FileFormat; /*!< File Format */
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uint8_t ECC; /*!< ECC code */
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uint8_t CSD_CRC; /*!< CSD CRC */
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uint8_t Reserved4; /*!< always 1*/
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uint8_t CSizeMlut; /*!< */
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} SD_CSD;
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/**
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* @brief Card Identification Data: CID Register
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*/
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typedef struct
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{
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uint8_t ManufacturerID; /*!< ManufacturerID */
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uint16_t OEM_AppliID; /*!< OEM/Application ID */
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uint32_t ProdName1; /*!< Product Name part1 */
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uint8_t ProdName2; /*!< Product Name part2*/
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uint8_t ProdRev; /*!< Product Revision */
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uint32_t ProdSN; /*!< Product Serial Number */
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uint8_t Reserved1; /*!< Reserved1 */
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uint16_t ManufactDate; /*!< Manufacturing Date */
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uint8_t CID_CRC; /*!< CID CRC */
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uint8_t Reserved2; /*!< always 1 */
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} SD_CID;
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/**
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* @brief SD Card information
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*/
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typedef struct
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{
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SD_CSD SD_csd;
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SD_CID SD_cid;
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uint64_t CardCapacity; /*!< Card Capacity */
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uint32_t CardBlockSize; /*!< Card Block Size */
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uint8_t active;
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} SD_CardInfo;
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extern SD_CardInfo cardinfo;
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/**
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* Initialize the SD Card
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*/
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void sd_init();
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/**
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* Synchronously read single/multiple sector(s) from SD card
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*
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* @param data_buff pointer to the buffer that receives the data read from the SD.
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* @param sector SD's internal address to read from.
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* @param count count of sectors to be read
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* @retval The SD Response:
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* - 0xFF: Sequence failed
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* - 0: Sequence succeed
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*/
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uint8_t sd_read_sector(uint8_t *data_buff, uint32_t sector, uint32_t count);
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/**
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* Synchronously write single/multiple sector(s) from SD card
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*
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* @param data_buff pointer to the buffer to be written to the SD.
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* @param sector SD's internal address to write to.
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* @param count count of sectors to be read
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* @retval The SD Response:
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* - 0xFF: Sequence failed
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* - 0: Sequence succeed
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*/
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uint8_t sd_write_sector(uint8_t *data_buff, uint32_t sector, uint32_t count);
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#endif //LAB8_SDCARD_H
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@ -1,210 +0,0 @@
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//
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// Created by lumin on 2020/11/2.
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//
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#ifndef LAB8_SPI_H
|
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||||||
#define LAB8_SPI_H
|
|
||||||
|
|
||||||
#include <defs.h>
|
|
||||||
#include <io.h>
|
|
||||||
|
|
||||||
#define SPI01_WORK_MODE_OFFSET 6
|
|
||||||
#define SPI012_TRANSFER_MODE_OFFSET 8
|
|
||||||
#define SPI01_DATA_BIT_LENGTH_OFFSET 16
|
|
||||||
#define SPI01_FRAME_FORMAT_OFFSET 21
|
|
||||||
|
|
||||||
#define SPI3_WORK_MODE_OFFSET 8
|
|
||||||
#define SPI3_TRANSFER_MODE_OFFSET 10
|
|
||||||
#define SPI3_DATA_BIT_LENGTH_OFFSET 0
|
|
||||||
#define SPI3_FRAME_FORMAT_OFFSET 22
|
|
||||||
|
|
||||||
#define SPI_DATA_BIT_LENGTH_BIT 5
|
|
||||||
#define SPI_MIN_DATA_BIT_LENGTH 4
|
|
||||||
#define SPI_MAX_DATA_BIT_LENGTH (1 << SPI_DATA_BIT_LENGTH_BIT)
|
|
||||||
|
|
||||||
#define SPI_BAUDRATE_DEFAULT_VAL (0x14)
|
|
||||||
#define SPI_INTERRUPT_DISABLE (0x00)
|
|
||||||
#define SPI_DMACR_DEFAULT_VAL (0x00)
|
|
||||||
#define SPI_DMATDLR_DEFAULT_VAL (0x00)
|
|
||||||
#define SPI_DMARDLR_DEFAULT_VAL (0x00)
|
|
||||||
#define SPI_SLAVE_DISABLE (0x00)
|
|
||||||
#define SPI_MASTER_DISABLE (0x00)
|
|
||||||
#define SPI_MASTER_ENABLE (0x01)
|
|
||||||
#define SPI_TMOD_DEFAULT_VAL 0
|
|
||||||
|
|
||||||
#define SPI_FIFO_CAPCITY_IN_BYTE (32)
|
|
||||||
|
|
||||||
typedef struct
|
|
||||||
{
|
|
||||||
/* SPI Control Register 0 (0x00)*/
|
|
||||||
volatile uint32_t ctrlr0;
|
|
||||||
/* SPI Control Register 1 (0x04)*/
|
|
||||||
volatile uint32_t ctrlr1;
|
|
||||||
/* SPI Enable Register (0x08)*/
|
|
||||||
volatile uint32_t ssienr;
|
|
||||||
/* SPI Microwire Control Register (0x0c)*/
|
|
||||||
volatile uint32_t mwcr;
|
|
||||||
/* SPI Slave Enable Register (0x10)*/
|
|
||||||
volatile uint32_t ser;
|
|
||||||
/* SPI Baud Rate Select (0x14)*/
|
|
||||||
volatile uint32_t baudr;
|
|
||||||
/* SPI Transmit FIFO Threshold Level (0x18)*/
|
|
||||||
volatile uint32_t txftlr;
|
|
||||||
/* SPI Receive FIFO Threshold Level (0x1c)*/
|
|
||||||
volatile uint32_t rxftlr;
|
|
||||||
/* SPI Transmit FIFO Level Register (0x20)*/
|
|
||||||
volatile uint32_t txflr;
|
|
||||||
/* SPI Receive FIFO Level Register (0x24)*/
|
|
||||||
volatile uint32_t rxflr;
|
|
||||||
/* SPI Status Register (0x28)*/
|
|
||||||
volatile uint32_t sr;
|
|
||||||
/* SPI Interrupt Mask Register (0x2c)*/
|
|
||||||
volatile uint32_t imr;
|
|
||||||
/* SPI Interrupt Status Register (0x30)*/
|
|
||||||
volatile uint32_t isr;
|
|
||||||
/* SPI Raw Interrupt Status Register (0x34)*/
|
|
||||||
volatile uint32_t risr;
|
|
||||||
/* SPI Transmit FIFO Overflow Interrupt Clear Register (0x38)*/
|
|
||||||
volatile uint32_t txoicr;
|
|
||||||
/* SPI Receive FIFO Overflow Interrupt Clear Register (0x3c)*/
|
|
||||||
volatile uint32_t rxoicr;
|
|
||||||
/* SPI Receive FIFO Underflow Interrupt Clear Register (0x40)*/
|
|
||||||
volatile uint32_t rxuicr;
|
|
||||||
/* SPI Multi-Master Interrupt Clear Register (0x44)*/
|
|
||||||
volatile uint32_t msticr;
|
|
||||||
/* SPI Interrupt Clear Register (0x48)*/
|
|
||||||
volatile uint32_t icr;
|
|
||||||
/* SPI DMA Control Register (0x4c)*/
|
|
||||||
volatile uint32_t dmacr;
|
|
||||||
/* SPI DMA Transmit Data Level (0x50)*/
|
|
||||||
volatile uint32_t dmatdlr;
|
|
||||||
/* SPI DMA Receive Data Level (0x54)*/
|
|
||||||
volatile uint32_t dmardlr;
|
|
||||||
/* SPI Identification Register (0x58)*/
|
|
||||||
volatile uint32_t idr;
|
|
||||||
/* SPI DWC_ssi component version (0x5c)*/
|
|
||||||
volatile uint32_t ssic_version_id;
|
|
||||||
/* SPI Data Register 0-36 (0x60 -- 0xec)*/
|
|
||||||
volatile uint32_t dr[36];
|
|
||||||
/* SPI RX Sample Delay Register (0xf0)*/
|
|
||||||
volatile uint32_t rx_sample_delay;
|
|
||||||
/* SPI SPI Control Register (0xf4)*/
|
|
||||||
volatile uint32_t spi_ctrlr0;
|
|
||||||
/* reserved (0xf8)*/
|
|
||||||
volatile uint32_t resv;
|
|
||||||
/* SPI XIP Mode bits (0xfc)*/
|
|
||||||
volatile uint32_t xip_mode_bits;
|
|
||||||
/* SPI XIP INCR transfer opcode (0x100)*/
|
|
||||||
volatile uint32_t xip_incr_inst;
|
|
||||||
/* SPI XIP WRAP transfer opcode (0x104)*/
|
|
||||||
volatile uint32_t xip_wrap_inst;
|
|
||||||
/* SPI XIP Control Register (0x108)*/
|
|
||||||
volatile uint32_t xip_ctrl;
|
|
||||||
/* SPI XIP Slave Enable Register (0x10c)*/
|
|
||||||
volatile uint32_t xip_ser;
|
|
||||||
/* SPI XIP Receive FIFO Overflow Interrupt Clear Register (0x110)*/
|
|
||||||
volatile uint32_t xrxoicr;
|
|
||||||
/* SPI XIP time out register for continuous transfers (0x114)*/
|
|
||||||
volatile uint32_t xip_cnt_time_out;
|
|
||||||
volatile uint32_t endian;
|
|
||||||
} __attribute__((packed, aligned(4))) spi_t;
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
SPI_DEVICE_0,
|
|
||||||
SPI_DEVICE_1,
|
|
||||||
SPI_DEVICE_2,
|
|
||||||
SPI_DEVICE_3,
|
|
||||||
SPI_DEVICE_MAX,
|
|
||||||
} spi_device_num_t;
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
SPI_WORK_MODE_0,
|
|
||||||
SPI_WORK_MODE_1,
|
|
||||||
SPI_WORK_MODE_2,
|
|
||||||
SPI_WORK_MODE_3,
|
|
||||||
} spi_work_mode_t;
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
SPI_FF_STANDARD,
|
|
||||||
SPI_FF_DUAL,
|
|
||||||
SPI_FF_QUAD,
|
|
||||||
SPI_FF_OCTAL,
|
|
||||||
} spi_frame_format_t;
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
SPI_TMODE_TRANS_RECV,
|
|
||||||
SPI_TMODE_TRANS,
|
|
||||||
SPI_TMODE_RECV,
|
|
||||||
SPI_TMODE_EEROM,
|
|
||||||
} spi_transfer_mode_t;
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
SPI_CHIP_SELECT_0,
|
|
||||||
SPI_CHIP_SELECT_1,
|
|
||||||
SPI_CHIP_SELECT_2,
|
|
||||||
SPI_CHIP_SELECT_3,
|
|
||||||
SPI_CHIP_SELECT_MAX,
|
|
||||||
} spi_chip_select_t;
|
|
||||||
|
|
||||||
extern volatile spi_t *const spi[4];
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Set spi configuration
|
|
||||||
*
|
|
||||||
* @param[in] spi_num Spi bus number
|
|
||||||
* @param[in] mode Spi mode
|
|
||||||
* @param[in] frame_format Spi frame format
|
|
||||||
* @param[in] data_bit_length Spi data bit length
|
|
||||||
* @param[in] endian 0:little-endian 1:big-endian
|
|
||||||
*
|
|
||||||
* @return Void
|
|
||||||
*/
|
|
||||||
void spi_init(spi_device_num_t spi_num, spi_work_mode_t work_mode, spi_frame_format_t frame_format,
|
|
||||||
size_t data_bit_length, uint32_t endian);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Spi send data
|
|
||||||
*
|
|
||||||
* @param[in] spi_num Spi bus number
|
|
||||||
* @param[in] slave Spi chip select
|
|
||||||
* @param[in] cmd_buff Spi command buffer point
|
|
||||||
* @param[in] cmd_len Spi command length
|
|
||||||
* @param[in] tx_buff Spi transmit buffer point
|
|
||||||
* @param[in] tx_len Spi transmit buffer length
|
|
||||||
*
|
|
||||||
* @return Result
|
|
||||||
* - 0 Success
|
|
||||||
* - Other Fail
|
|
||||||
*/
|
|
||||||
void spi_send_data_standard(spi_device_num_t spi_num, spi_chip_select_t slave, const uint8_t *tx_buff, size_t tx_len);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Spi receive data
|
|
||||||
*
|
|
||||||
* @param[in] spi_num Spi bus number
|
|
||||||
* @param[in] chip_select Spi chip select
|
|
||||||
* @param[in] rx_buff Spi receive buffer point
|
|
||||||
* @param[in] rx_len Spi receive buffer length
|
|
||||||
*
|
|
||||||
* @return Result
|
|
||||||
* - 0 Success
|
|
||||||
* - Other Fail
|
|
||||||
*/
|
|
||||||
void spi_receive_data_standard(spi_device_num_t spi_num, spi_chip_select_t chip_select, uint8_t *rx_buff, size_t rx_len);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Spi normal send by dma
|
|
||||||
*
|
|
||||||
* @param[in] spi_num Spi bus number
|
|
||||||
* @param[in] spi_clk Spi clock rate
|
|
||||||
*
|
|
||||||
* @return The real spi clock rate
|
|
||||||
*/
|
|
||||||
uint32_t spi_set_clk_rate(spi_device_num_t spi_num, uint32_t spi_clk);
|
|
||||||
|
|
||||||
#endif //LAB8_SPI_H
|
|
||||||
|
|
@ -229,7 +229,7 @@ devintr()
|
||||||
|
|
||||||
// acknowledge the software interrupt by clearing
|
// acknowledge the software interrupt by clearing
|
||||||
// the SSIP bit in sip.
|
// the SSIP bit in sip.
|
||||||
w_sip(r_sip() & ~2);
|
// w_sip(r_sip() & ~2);
|
||||||
|
|
||||||
return 2;
|
return 2;
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -2,14 +2,11 @@
|
||||||
|
|
||||||
#include "kernel/include/types.h"
|
#include "kernel/include/types.h"
|
||||||
#include "kernel/include/stat.h"
|
#include "kernel/include/stat.h"
|
||||||
#include "kernel/include/spinlock.h"
|
|
||||||
#include "kernel/include/sleeplock.h"
|
|
||||||
#include "kernel/include/fs.h"
|
|
||||||
#include "kernel/include/file.h"
|
#include "kernel/include/file.h"
|
||||||
#include "xv6-user/user.h"
|
|
||||||
#include "kernel/include/fcntl.h"
|
#include "kernel/include/fcntl.h"
|
||||||
|
#include "xv6-user/user.h"
|
||||||
|
|
||||||
char *argv[] = { "_sh", 0 };
|
char *argv[] = { "sh", 0 };
|
||||||
|
|
||||||
int
|
int
|
||||||
main(void)
|
main(void)
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue