From: Jesse Taube Date: Fri, 21 Jan 2022 23:41:44 +0000 (-0500) Subject: init X-Git-Url: https://repo.jachan.dev/imx_flashconf.git/commitdiff_plain/fabb3b08e718ddd64b11f10e8c69bfb915a63312?ds=sidebyside init --- fabb3b08e718ddd64b11f10e8c69bfb915a63312 diff --git a/flash.h b/flash.h new file mode 100644 index 0000000..a2b19d4 --- /dev/null +++ b/flash.h @@ -0,0 +1,290 @@ +/* + * Copyright 2018-2020 NXP + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef __FLEXSPI_NOR_CONFIG__ +#define __FLEXSPI_NOR_CONFIG__ + +#include +#include +#include + +/* FLEXSPI memory config block related defintions */ +#define FLEXSPI_CFG_BLK_TAG (0x42464346UL) // ascii "FCFB" Big Endian +#define FLEXSPI_CFG_BLK_VERSION (0x56010400UL) // V1.4.0 +#define FLEXSPI_CFG_BLK_SIZE (512) + +/* FLEXSPI Feature related definitions */ +#define FLEXSPI_FEATURE_HAS_PARALLEL_MODE 1 + +/* Lookup table related defintions */ +#define CMD_INDEX_READ 0 +#define CMD_INDEX_READSTATUS 1 +#define CMD_INDEX_WRITEENABLE 2 +#define CMD_INDEX_WRITE 4 + +#define CMD_LUT_SEQ_IDX_READ 0 +#define CMD_LUT_SEQ_IDX_READSTATUS 1 +#define CMD_LUT_SEQ_IDX_WRITEENABLE 3 +#define CMD_LUT_SEQ_IDX_WRITE 9 + +#define CMD_SDR 0x01 +#define CMD_DDR 0x21 +#define RADDR_SDR 0x02 +#define RADDR_DDR 0x22 +#define CADDR_SDR 0x03 +#define CADDR_DDR 0x23 +#define MODE1_SDR 0x04 +#define MODE1_DDR 0x24 +#define MODE2_SDR 0x05 +#define MODE2_DDR 0x25 +#define MODE4_SDR 0x06 +#define MODE4_DDR 0x26 +#define MODE8_SDR 0x07 +#define MODE8_DDR 0x27 +#define WRITE_SDR 0x08 +#define WRITE_DDR 0x28 +#define READ_SDR 0x09 +#define READ_DDR 0x29 +#define LEARN_SDR 0x0A +#define LEARN_DDR 0x2A +#define DATSZ_SDR 0x0B +#define DATSZ_DDR 0x2B +#define DUMMY_SDR 0x0C +#define DUMMY_DDR 0x2C +#define DUMMY_RWDS_SDR 0x0D +#define DUMMY_RWDS_DDR 0x2D +#define JMP_ON_CS 0x1F +#define STOP 0 + +#define FLEXSPI_1PAD 0 +#define FLEXSPI_2PAD 1 +#define FLEXSPI_4PAD 2 +#define FLEXSPI_8PAD 3 + + +/*! @name LUT - LUT 0..LUT 63 */ +/*! @{ */ +#define FLEXSPI_LUT_OPERAND0_MASK (0xFFU) +#define FLEXSPI_LUT_OPERAND0_SHIFT (0U) +/*! OPERAND0 - OPERAND0 + */ +#define FLEXSPI_LUT_OPERAND0(x) (((uint32_t)(((uint32_t)(x)) << FLEXSPI_LUT_OPERAND0_SHIFT)) & FLEXSPI_LUT_OPERAND0_MASK) +#define FLEXSPI_LUT_NUM_PADS0_MASK (0x300U) +#define FLEXSPI_LUT_NUM_PADS0_SHIFT (8U) +/*! NUM_PADS0 - NUM_PADS0 + */ +#define FLEXSPI_LUT_NUM_PADS0(x) (((uint32_t)(((uint32_t)(x)) << FLEXSPI_LUT_NUM_PADS0_SHIFT)) & FLEXSPI_LUT_NUM_PADS0_MASK) +#define FLEXSPI_LUT_OPCODE0_MASK (0xFC00U) +#define FLEXSPI_LUT_OPCODE0_SHIFT (10U) +/*! OPCODE0 - OPCODE + */ +#define FLEXSPI_LUT_OPCODE0(x) (((uint32_t)(((uint32_t)(x)) << FLEXSPI_LUT_OPCODE0_SHIFT)) & FLEXSPI_LUT_OPCODE0_MASK) +#define FLEXSPI_LUT_OPERAND1_MASK (0xFF0000U) +#define FLEXSPI_LUT_OPERAND1_SHIFT (16U) +/*! OPERAND1 - OPERAND1 + */ +#define FLEXSPI_LUT_OPERAND1(x) (((uint32_t)(((uint32_t)(x)) << FLEXSPI_LUT_OPERAND1_SHIFT)) & FLEXSPI_LUT_OPERAND1_MASK) +#define FLEXSPI_LUT_NUM_PADS1_MASK (0x3000000U) +#define FLEXSPI_LUT_NUM_PADS1_SHIFT (24U) +/*! NUM_PADS1 - NUM_PADS1 + */ +#define FLEXSPI_LUT_NUM_PADS1(x) (((uint32_t)(((uint32_t)(x)) << FLEXSPI_LUT_NUM_PADS1_SHIFT)) & FLEXSPI_LUT_NUM_PADS1_MASK) +#define FLEXSPI_LUT_OPCODE1_MASK (0xFC000000U) +#define FLEXSPI_LUT_OPCODE1_SHIFT (26U) +/*! OPCODE1 - OPCODE1 + */ +#define FLEXSPI_LUT_OPCODE1(x) (((uint32_t)(((uint32_t)(x)) << FLEXSPI_LUT_OPCODE1_SHIFT)) & FLEXSPI_LUT_OPCODE1_MASK) +/*! @} */ + +#define FLEXSPI_LUT_SEQ(cmd0, pad0, op0, cmd1, pad1, op1) \ + (FLEXSPI_LUT_OPERAND0(op0) | FLEXSPI_LUT_NUM_PADS0(pad0) | FLEXSPI_LUT_OPCODE0(cmd0) | FLEXSPI_LUT_OPERAND1(op1) | \ + FLEXSPI_LUT_NUM_PADS1(pad1) | FLEXSPI_LUT_OPCODE1(cmd1)) + +//!@brief Definitions for FlexSPI Serial Clock Frequency +typedef enum _FlexSpiSerialClockFreq +{ + kFlexSpiSerialClk_30MHz = 1, + kFlexSpiSerialClk_50MHz = 2, + kFlexSpiSerialClk_60MHz = 3, + kFlexSpiSerialClk_75MHz = 4, + kFlexSpiSerialClk_80MHz = 5, + kFlexSpiSerialClk_100MHz = 6, + kFlexSpiSerialClk_120MHz = 7, + kFlexSpiSerialClk_133MHz = 8, + kFlexSpiSerialClk_166MHz = 9, +} flexspi_serial_clk_freq_t; + +//!@brief FlexSPI clock configuration type +enum +{ + kFlexSpiClk_SDR, //!< Clock configure for SDR mode + kFlexSpiClk_DDR, //!< Clock configurat for DDR mode +}; + +//!@brief FlexSPI Read Sample Clock Source definition +typedef enum _FlashReadSampleClkSource +{ + kFlexSPIReadSampleClk_LoopbackInternally = 0, + kFlexSPIReadSampleClk_LoopbackFromDqsPad = 1, + kFlexSPIReadSampleClk_LoopbackFromSckPad = 2, + kFlexSPIReadSampleClk_ExternalInputFromDqsPad = 3, +} flexspi_read_sample_clk_t; + +//!@brief Misc feature bit definitions +enum +{ + kFlexSpiMiscOffset_DiffClkEnable = 0, //!< Bit for Differential clock enable + kFlexSpiMiscOffset_Ck2Enable = 1, //!< Bit for CK2 enable + kFlexSpiMiscOffset_ParallelEnable = 2, //!< Bit for Parallel mode enable + kFlexSpiMiscOffset_WordAddressableEnable = 3, //!< Bit for Word Addressable enable + kFlexSpiMiscOffset_SafeConfigFreqEnable = 4, //!< Bit for Safe Configuration Frequency enable + kFlexSpiMiscOffset_PadSettingOverrideEnable = 5, //!< Bit for Pad setting override enable + kFlexSpiMiscOffset_DdrModeEnable = 6, //!< Bit for DDR clock confiuration indication. +}; + +//!@brief Flash Type Definition +enum +{ + kFlexSpiDeviceType_SerialNOR = 1, //!< Flash devices are Serial NOR + kFlexSpiDeviceType_SerialNAND = 2, //!< Flash devices are Serial NAND + kFlexSpiDeviceType_SerialRAM = 3, //!< Flash devices are Serial RAM/HyperFLASH + kFlexSpiDeviceType_MCP_NOR_NAND = 0x12, //!< Flash device is MCP device, A1 is Serial NOR, A2 is Serial NAND + kFlexSpiDeviceType_MCP_NOR_RAM = 0x13, //!< Flash deivce is MCP device, A1 is Serial NOR, A2 is Serial RAMs +}; + +//!@brief Flash Pad Definitions +enum +{ + kSerialFlash_1Pad = 1, + kSerialFlash_2Pads = 2, + kSerialFlash_4Pads = 4, + kSerialFlash_8Pads = 8, +}; + +//!@brief FlexSPI LUT Sequence structure +typedef struct __attribute__((packed, scalar_storage_order("little-endian"))) _lut_sequence +{ + uint8_t seqNum; //!< Sequence Number, valid number: 1-16 + uint8_t seqId; //!< Sequence Index, valid number: 0-15 + uint16_t reserved; +} flexspi_lut_seq_t; + +//!@brief Flash Configuration Command Type +enum +{ + kDeviceConfigCmdType_Generic, //!< Generic command, for example: configure dummy cycles, drive strength, etc + kDeviceConfigCmdType_QuadEnable, //!< Quad Enable command + kDeviceConfigCmdType_Spi2Xpi, //!< Switch from SPI to DPI/QPI/OPI mode + kDeviceConfigCmdType_Xpi2Spi, //!< Switch from DPI/QPI/OPI to SPI mode + kDeviceConfigCmdType_Spi2NoCmd, //!< Switch to 0-4-4/0-8-8 mode + kDeviceConfigCmdType_Reset, //!< Reset device command +}; + +//!@brief FlexSPI Memory Configuration Block +typedef struct __attribute__((packed, scalar_storage_order("little-endian"))) _FlexSPIConfig +{ + uint32_t tag; //!< [0x000-0x003] Tag, fixed value 0x42464346UL + uint32_t version; //!< [0x004-0x007] Version,[31:24] -'V', [23:16] - Major, [15:8] - Minor, [7:0] - bugfix + uint32_t reserved0; //!< [0x008-0x00b] Reserved for future use + uint8_t readSampleClkSrc; //!< [0x00c-0x00c] Read Sample Clock Source, valid value: 0/1/3 + uint8_t csHoldTime; //!< [0x00d-0x00d] CS hold time, default value: 3 + uint8_t csSetupTime; //!< [0x00e-0x00e] CS setup time, default value: 3 + uint8_t columnAddressWidth; //!< [0x00f-0x00f] Column Address with, for HyperBus protocol, it is fixed to 3, For + //! Serial NAND, need to refer to datasheet + uint8_t deviceModeCfgEnable; //!< [0x010-0x010] Device Mode Configure enable flag, 1 - Enable, 0 - Disable + uint8_t deviceModeType; //!< [0x011-0x011] Specify the configuration command type:Quad Enable, DPI/QPI/OPI switch, + //! Generic configuration, etc. + uint16_t waitTimeCfgCommands; //!< [0x012-0x013] Wait time for all configuration commands, unit: 100us, Used for + //! DPI/QPI/OPI switch or reset command + flexspi_lut_seq_t deviceModeSeq; //!< [0x014-0x017] Device mode sequence info, [7:0] - LUT sequence id, [15:8] - LUt + //! sequence number, [31:16] Reserved + uint32_t deviceModeArg; //!< [0x018-0x01b] Argument/Parameter for device configuration + uint8_t configCmdEnable; //!< [0x01c-0x01c] Configure command Enable Flag, 1 - Enable, 0 - Disable + uint8_t configModeType[3]; //!< [0x01d-0x01f] Configure Mode Type, similar as deviceModeTpe + flexspi_lut_seq_t + configCmdSeqs[3]; //!< [0x020-0x02b] Sequence info for Device Configuration command, similar as deviceModeSeq + uint32_t reserved1; //!< [0x02c-0x02f] Reserved for future use + uint32_t configCmdArgs[3]; //!< [0x030-0x03b] Arguments/Parameters for device Configuration commands + uint32_t reserved2; //!< [0x03c-0x03f] Reserved for future use + uint32_t controllerMiscOption; //!< [0x040-0x043] Controller Misc Options, see Misc feature bit definitions for more + //! details + uint8_t deviceType; //!< [0x044-0x044] Device Type: See Flash Type Definition for more details + uint8_t sflashPadType; //!< [0x045-0x045] Serial Flash Pad Type: 1 - Single, 2 - Dual, 4 - Quad, 8 - Octal + uint8_t serialClkFreq; //!< [0x046-0x046] Serial Flash Frequencey, device specific definitions, See System Boot + //! Chapter for more details + uint8_t lutCustomSeqEnable; //!< [0x047-0x047] LUT customization Enable, it is required if the program/erase cannot + //! be done using 1 LUT sequence, currently, only applicable to HyperFLASH + uint32_t reserved3[2]; //!< [0x048-0x04f] Reserved for future use + uint32_t sflashA1Size; //!< [0x050-0x053] Size of Flash connected to A1 + uint32_t sflashA2Size; //!< [0x054-0x057] Size of Flash connected to A2 + uint32_t sflashB1Size; //!< [0x058-0x05b] Size of Flash connected to B1 + uint32_t sflashB2Size; //!< [0x05c-0x05f] Size of Flash connected to B2 + uint32_t csPadSettingOverride; //!< [0x060-0x063] CS pad setting override value + uint32_t sclkPadSettingOverride; //!< [0x064-0x067] SCK pad setting override value + uint32_t dataPadSettingOverride; //!< [0x068-0x06b] data pad setting override value + uint32_t dqsPadSettingOverride; //!< [0x06c-0x06f] DQS pad setting override value + uint32_t timeoutInMs; //!< [0x070-0x073] Timeout threshold for read status command + uint32_t commandInterval; //!< [0x074-0x077] CS deselect interval between two commands + uint16_t dataValidTime[2]; //!< [0x078-0x07b] CLK edge to data valid time for PORT A and PORT B, in terms of 0.1ns + uint16_t busyOffset; //!< [0x07c-0x07d] Busy offset, valid value: 0-31 + uint16_t busyBitPolarity; //!< [0x07e-0x07f] Busy flag polarity, 0 - busy flag is 1 when flash device is busy, 1 - + //! busy flag is 0 when flash device is busy + uint32_t lookupTable[64]; //!< [0x080-0x17f] Lookup table holds Flash command sequences + flexspi_lut_seq_t lutCustomSeq[12]; //!< [0x180-0x1af] Customizable LUT Sequences + uint32_t reserved4[4]; //!< [0x1b0-0x1bf] Reserved for future use +} flexspi_mem_config_t; + +/* */ +#define NOR_CMD_INDEX_READ CMD_INDEX_READ //!< 0 +#define NOR_CMD_INDEX_READSTATUS CMD_INDEX_READSTATUS //!< 1 +#define NOR_CMD_INDEX_WRITEENABLE CMD_INDEX_WRITEENABLE //!< 2 +#define NOR_CMD_INDEX_ERASESECTOR 3 //!< 3 +#define NOR_CMD_INDEX_PAGEPROGRAM CMD_INDEX_WRITE //!< 4 +#define NOR_CMD_INDEX_CHIPERASE 5 //!< 5 +#define NOR_CMD_INDEX_DUMMY 6 //!< 6 +#define NOR_CMD_INDEX_ERASEBLOCK 7 //!< 7 + +#define NOR_CMD_LUT_SEQ_IDX_READ CMD_LUT_SEQ_IDX_READ //!< 0 READ LUT sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_READSTATUS \ + CMD_LUT_SEQ_IDX_READSTATUS //!< 1 Read Status LUT sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_READSTATUS_XPI \ + 2 //!< 2 Read status DPI/QPI/OPI sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_WRITEENABLE \ + CMD_LUT_SEQ_IDX_WRITEENABLE //!< 3 Write Enable sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_WRITEENABLE_XPI \ + 4 //!< 4 Write Enable DPI/QPI/OPI sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_ERASESECTOR 5 //!< 5 Erase Sector sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_ERASEBLOCK 8 //!< 8 Erase Block sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_PAGEPROGRAM \ + CMD_LUT_SEQ_IDX_WRITE //!< 9 Program sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_CHIPERASE 11 //!< 11 Chip Erase sequence in lookupTable id stored in config block +#define NOR_CMD_LUT_SEQ_IDX_READ_SFDP 13 //!< 13 Read SFDP sequence in lookupTable id stored in config block +#define NOR_CMD_LUT_SEQ_IDX_RESTORE_NOCMD \ + 14 //!< 14 Restore 0-4-4/0-8-8 mode sequence id in lookupTable stored in config block +#define NOR_CMD_LUT_SEQ_IDX_EXIT_NOCMD \ + 15 //!< 15 Exit 0-4-4/0-8-8 mode sequence id in lookupTable stored in config blobk + +/* + * Serial NOR configuration block + */ +typedef struct __attribute__((packed, scalar_storage_order("little-endian"))) _flexspi_nor_config +{ + flexspi_mem_config_t memConfig; //!< Common memory configuration info via FlexSPI + uint32_t pageSize; //!< Page size of Serial NOR + uint32_t sectorSize; //!< Sector size of Serial NOR + uint8_t ipcmdSerialClkFreq; //!< Clock frequency for IP command + uint8_t isUniformBlockSize; //!< Sector/Block size is the same + uint8_t reserved0[2]; //!< Reserved for future use + uint8_t serialNorType; //!< Serial NOR Flash type: 0/1/2/3 + uint8_t needExitNoCmdMode; //!< Need to exit NoCmd mode before other IP command + uint8_t halfClkForNonReadCmd; //!< Half the Serial Clock for non-read command: true/false + uint8_t needRestoreNoCmdMode; //!< Need to Restore NoCmd mode after IP commmand execution + uint32_t blockSize; //!< Block size + uint32_t reserve2[11]; //!< Reserved for future use +} flexspi_nor_config_t; + +#endif /* __FLEXSPI_NOR_CONFIG__ */ diff --git a/flash_confs.c b/flash_confs.c new file mode 100644 index 0000000..d43af8e --- /dev/null +++ b/flash_confs.c @@ -0,0 +1,30 @@ +#include "flash.h" +#include "flash_confs.h" +static const flash_configs configs[] = { + { .config = { + .memConfig = { + .tag = FLEXSPI_CFG_BLK_TAG, + .version = FLEXSPI_CFG_BLK_VERSION, + .readSampleClkSrc = kFlexSPIReadSampleClk_LoopbackFromDqsPad, + .csHoldTime = 3u, + .csSetupTime = 3u, + .sflashPadType = kSerialFlash_4Pads, + .serialClkFreq = kFlexSpiSerialClk_100MHz, + .sflashA1Size = 8u * 1024u * 1024u, + .lookupTable = { + // Read LUTs + FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xEB, RADDR_SDR, FLEXSPI_4PAD, 0x18), + FLEXSPI_LUT_SEQ(DUMMY_SDR, FLEXSPI_4PAD, 0x06, READ_SDR, FLEXSPI_4PAD, 0x04), + }, + }, + .pageSize = 256u, + .sectorSize = 4u * 1024u, + .blockSize = 64u * 1024u, + .isUniformBlockSize = false, + }, .name = "imxrt1060" }, + {} +}; + +const flash_configs * get_flash_confs(){ + return configs; +} \ No newline at end of file diff --git a/flash_confs.h b/flash_confs.h new file mode 100644 index 0000000..7baa18c --- /dev/null +++ b/flash_confs.h @@ -0,0 +1,8 @@ +#ifndef __FLASH_CONFIGS__ +#define __FLASH_CONFIGS__ + typedef struct _flash_configs { + flexspi_nor_config_t config; + char name[32]; + } flash_configs; + const flash_configs * get_flash_confs(); +#endif /* __FLASH_CONFIGS__*/ \ No newline at end of file diff --git a/main.c b/main.c new file mode 100644 index 0000000..0e12c40 --- /dev/null +++ b/main.c @@ -0,0 +1,142 @@ +#include +#include +#include +#include +#include +#include +#include +#include "flash.h" +#include "flash_confs.h" + +size_t get_name_match(const flash_configs* , const char * name); +void help(int code); +void prepend(FILE * fno, size_t offset); +int main(int argc, char *argv[]){ + + char name[32]; + char fname[32]; + int opt; + size_t index = 0; + size_t padding = 0x1000; // default offset for nor + size_t bin = 0; + FILE * fnum; + const flash_configs * configs = get_flash_confs(); + const flexspi_nor_config_t * config; + while ((opt = getopt(argc, argv, "p:n:o:b:")) != -1) + { + errno = 0; + switch (opt) + { + case 'p': + padding = strtol(optarg, NULL, 0); + if (errno) { + printf("Invalid value for -%c.\n", opt); + help(-3); + } + break; + case 'n': + strncpy(name,optarg,32); + break; + case 'o': + strncpy(fname,optarg,32); + break; + case 'b': + bin = strtol(optarg, NULL, 0); + if (errno) { + printf("Invalid value for -%c.\n", opt); + help(-3); + } + break; + case 'h': + help(0); + break; + default: + help(-3); + break; + } + } + + if(!strnlen(fname,32)) + puts("Need an output file name."); + if(!strnlen(name,32)) + puts("Need a flash config name."); + if(!strnlen(name,32) || !strnlen(fname,32)) + help(-3); + + index = get_name_match(configs,name); + if(index == -1){ + printf("No match found for %s!\nExiting...\n",name); + exit(-2); + } + printf("Match found using %s flash config.\n",configs[index].name); + + config = &configs[index].config; + + fnum = fopen(fname,"wb+"); + if(!fnum){ + printf("Can't open %s for writing!\nExiting...\n",fname); + exit(-1); + } + + fwrite(config,sizeof(flexspi_nor_config_t),1,fnum); + for(size_t i = sizeof(flexspi_nor_config_t); i < padding;i++) + fputc(0xff,fnum); + if(bin) + prepend(fnum,bin); + fclose(fnum); + puts("Done!"); + return 0; +} + +size_t get_name_match(const flash_configs* configs, const char * name){ + size_t i = 0; + while(*configs[i].name){ + if(strncmp(configs[i].name,name,32) == 0) + return i; + i++; + } + return -1; +} +void prepend(FILE * fno, size_t offset){ + FILE * SPL, * uboot; + char * buf; + size_t sz; + uboot = fopen("u-boot.img","r"); + if(!uboot){ + puts("Can't open u-boot.img for reading!\nExiting..."); + fclose(fno); + exit(-1); + } + SPL = fopen("SPL","r"); + if(!SPL){ + puts("Can't open SPL for reading!\nExiting..."); + fclose(uboot); + fclose(fno); + exit(-1); + } + fseek(SPL, 0, SEEK_END); + sz = ftell(SPL); + buf = malloc(sz); + rewind(SPL); + fread(buf,sz,1,SPL); + fwrite(buf,sz,1,fno); + + for(size_t i = ftell(fno); i < offset;i++) + fputc(0xff,fno); + + fseek(uboot, 0, SEEK_END); + sz = ftell(uboot); + buf = realloc(buf, sz); + rewind(uboot); + fread(buf,sz,1,uboot); + fwrite(buf,sz,1,fno); + free(buf); + + fclose(SPL); + fclose(uboot); +} + +void help(int code){ + puts("help"); + exit(code); +} \ No newline at end of file diff --git a/mk.sh b/mk.sh new file mode 100755 index 0000000..b7f71bc --- /dev/null +++ b/mk.sh @@ -0,0 +1 @@ +gcc *.c -o test \ No newline at end of file