[Original] analysis of the working process of the Altera series tools (QuartusII, systems builder, and niosii IDE)

1. Process Analysis of nioⅱ sbte build project

Nioⅱ gnu c compilation tool:

(1) nios2-elf-gcc

(2) nios2-elf-ar

(3) nios2-elf-g ++

(4) nios2-elf-insert

(5) nios2-elf-objdump

Prj_name: Prj _***

Prj_bsp_name: Prj _ *** _ BSP

Click "build project". The following compilation prompt is displayed:

Make all // All: prj _ *** and prj _ *** _ BSP

// Start compiling the prj _ *** _ BSP Project

Info: Building ../prj _ *** _ BSP

Make-no-print-directory-C ../prj _ *** _ BSP

// CallNios2-elf-gccCompile

// The following compiled files are located in the prj _ *** _ BSP/hal/src directory.

Compiling alt_alarm_start.c

Compiling alt_busy_sleep.c

Compiling alt_close.c

Compiling alt_dcache_flush.c

Compiling alt_dcache_flush_all.c

Compiling alt_dcache_flush_no_writeback.c

Compiling alt_dev.c

Compiling alt_llist_insert.c

Compiling alt_dma_rxchan_open.c

Compiling alt_dma_txchan_open.c

Compiling alt_do_ctors.c

Compiling alt_do_dtors.c

Compiling alt_env_lock.c

Compiling alt_environ.c

Compiling alt_errno.c

Compiling alt_exception_entry.s

Compiling alt_exception_muldiv.s

Compiling alt_exception_trap.s

Compiling alt_execve.c

Compiling alt_exit.c

Compiling alt_fcntl.c

Compiling alt_fd_lock.c

Compiling alt_fd_unlock.c

Compiling alt_find_dev.c

Compiling alt_find_file.c

Compiling alt_flash_dev.c

Compiling alt_fork.c

Compiling alt_fs_reg.c

Compiling alt_stat.c

Compiling alt_get_fd.c

Compiling alt_getchar.c

Compiling alt_getpid.c

Compiling alt_gettod.c

Compiling alt_gmon.c

Compiling alt_icache_flush.c

Compiling alt_icache_flush_all.c

Compiling alt_iic.c

Compiling alt_iic_isr_register.c

Compiling alt_instruction_exception_entry.c

Compiling alt_instruction_exception_register.c

Compiling alt_io_redirect.c

Compiling alt_ioctl.c

Compiling alt_irq_entry.s

Compiling alt_irq_handler.c

Compiling alt_irq_register.c

Compiling alt_irq_vars.c

Compiling alt_isatty.c

Compiling alt_kill.c

Compiling alt_link.c

Compiling alt_load.c

Compiling alt_log_macro.s

Compiling alt_log_printf.c

Compiling alt_lseek.c

Compiling alt_main.c

Compiling alt_malloc_lock.c

Compiling alt_mount.s

Compiling alt_open.c

Compiling alt_printf.c

Compiling alt_putchar.c

Compiling alt_putstr.c

Compiling alt_read.c

Compiling alt_release_fd.c

Compiling alt_remap_cached.c

Compiling alt_remap_uncached.c

Compiling alt_rename.c

Compiling alt_sbrk.c

Compiling alt_settod.c

Compiling alt_software_exception.s

Compiling alt_stat.c

Compiling alt_tick.c

Compiling alt_times.c

Compiling alt_uncached_free.c

Compiling alt_uncached_malloc.c

Compiling alt_unlink.c

Compiling alt_usleep.c

Compiling alt_wait.c

Compiling alt_write.c

Compiling altera_nios2_irq.c

Compiling crt0.s

// The files compiled above are located in the prj _ *** _ BSP/hal/src directory.

// The following compiled files are located in the prj _ *** _ BSP/directory.

Compiling alt_sys_init.c

// The files compiled above are located in the prj _ *** _ BSP/directory.

// The following compiled files are located in the prj _ *** _ BSP/Drivers/src directory.

Compiling altera_avalon_jtag_uart_fd.c

...... // Then compile the driver source file for each IP address.

// The files compiled above are located in the prj _ *** _ BSP/Drivers/src directory

// CallNios2-elf-arAssembly

Creating libhal_bsp.a // compile all the *. O files generated in the previous compilation into libhal_bsp.a

// At This Point, BSP build complete, that is, the prj _ *** _ BSP project has been compiled

// Start compiling applications

Info: compiling app _ ***. C to OBJ/app_src.o // callNios2-elf-gccCompile

Info: Linking ***. Elf // callNios2-elf-g ++ nios2-elf-insertLink and Change Mode

Info: Creating ***. objdump // callNios2-elf-objdump

// At this point, the prj _ *** build complete and nioⅱ app are compiled.

2. Analysis of generate process in FPGA Builder

The nioⅱ system created in the System Builder is recorded as: directory/Niosii _***

After the system is built, click"Generate", The following message is displayed:

Info: wrote directory/niosii _ ***. sopcinfo

Info: niosii _ *****: wrote directory/niosii _ ****. html

//------

Info: niosii _ ***: generating QIP file // generate a QIP File

Info: info: Running quartuⅱ Shell

Info: info: Command: quartus_sh-T sopc_add_qip_file.tcl

Info: info: Evaluation of TCL script sopc_add_qip_file.tcl was successful

Info: info: quartuⅱ shell was successful

//------

Info: Starting PTF file elaboration // PTF File

.....

Info: Finished elaborating PTF File

//------

Executing:Sopc_builder-Classic-generate directory/niosii _ ***. PTF

Info: Starting generation

......

No. sopc_builder configuration file (!) // The file is missing

### Mk_custom_sdk starting

### Reading project directory/niosii _ ***. PTF

### Finding all CPUs

### Finding all available components

### Reading directory/. sopc_builder/install. PTF

### Found no. * Components

### Finding all peripherals

### Finding Software Components

###......

### Mk_custom_sdk Finishing

### Starting generation for system: nioⅱ _***

......

### Running Generator program for CPU // prompt to generate niosii, followed by detailed process

### Running Generator program for sysid // prompt to generate the sysid Module

###... // Generate IP components in turn

### GeneratingQuartus symbol for top level: Niosii _ *** // generate the quartuⅱ symbol.

### Creating system-generation Script: directory/niosii _ *** _ generation_script

### Running setup for HDL simulator: Modelsim

### The following system items have been generated:

(1) how to create a directory/niosii _ ***. PTF

(2) system HDL model: directory/nioⅱ _ ***. v

(3) system generation Script: directory/niosii _ *** _ generation_script

Info: system generation wasSuccessful// Niosii _ *** System Generation

3. Analysis of the compiling process

Quartusi compilation tool:

(1) quartus_map

(2) quartus_fit

(3) quartus_asm

(4) quartus_sta

Quartuⅱ hardware project is recorded as: prj _***

After you click "Starting compilation", the following message is displayed:

Info: Running QuartusIIAnalysis & Synthesis// Start from analysis and synthesis

Info: Command: quartus_map-read_settings_files = on-write_settings_files = off prj _ ***-C prj _***

Info: Parallel compilation is enabled and will use 2 of the 2 processors Detected

......

Info: QuartusII Analysis & synthesis was successful // complete analysis and synthesis

......

Info: Running QuartusIIFitter// Adaptation starts

Info: Command: quartus_fit-read_settings_files = OFF-write_settings_file = off prj _ ***-C prj _***

Info: Parallel compilation is enabled and will use 2 of the 2 processors Detected

Info: Selected device ep3c55f484c8 for design "prj _***"

......

Info: fitter preparation operations ending

Info: fitter placement preparation operations beginning

Info: fitter placement preparation operations ending

Info: fitter placement operations beginning

Info: fitter placement was successful

Info: fitter routing operations beginning

Info: fitter routing operations ending

......

Info: started post-fitting delay Annotation

Info: delay annotation completed successfully

......

Info: quartuⅱ fitter was successful // adaptation completed

......

Info: Running quartuⅱ javaser // implementation starts

Info: Command: quartus_asm-read_settings_files = OFF-write_settings_file = off prj _ ***-C prj _***

......

Info: Running quartuⅱ timequest Timing Analyzer // start of Time Series Analysis

Info: Command: quartus_sta prj _ ***-C prj _***

Info: Parallel compilation is enabled and will use 2 of the 2 processors Detected

......

Info: cycler is generating device programming files

......

Info: quartuⅱ javaser was successful // Implementation completed

......

Info: quartuⅱ timequest Timing Analyzer was successful // timing analysis ends

......

Info: QuartusII full compilation was successful // QuartusII compiled