快乐虾 http://blog.csdn.net/lights_joy/ lights@hb165.com    本文适用于 ADI bf561 DSP 优视BF561EVB开发板 uclinux-2008r1.5-rc3(smp patch) Visual DSP++ 5.0(update 5)   欢迎转载，但请保留作者信息   终于成功编译了第一个版本，庆祝一下： Linux version 2.6.22.19-ADI-2008R1.5-svn (wmz@localhost.localdomain) (gcc version 4.1.2 (ADI svn)) #4 SMP Sat Jan 10   22:24:10 CST 2009 Hardware Trace Active and Enabled Warning: limiting memory to 60MB due to hardware anomaly 05000263 Reset caused by Software reset Blackfin support (C) 2004-2007 Analog Devices, Inc. Compiled for ADSP-BF561 Rev 0.3 Blackfin Linux support by http://blackfin.uclinux.org/ Processor Speed: 594 MHz core clock and 99 MHz System Clock Board Memory: 64MB Kernel Managed Memory: 64MB Memory map:   text      = 0x00010000-0x000dac86   rodata    = 0x00140000-0x00160050   data      = 0x00170000-0x0017ae90     stack   = 0x00170000-0x00172000   init      = 0x00180000-0x006f0000   bss       = 0x006f0000-0x006fc0cc   available = 0x006fc0cc-0x03bff000   DMA Zone  = 0x03f00000-0x04000000 NOMPU: setting up cplb tables for global access NOMPU: setting up cplb tables for global access Instruction Cache Enabled for CPU0 Data Cache Enabled for CPU0 Built 1 zonelists.  Total pages: 15240 Kernel command line: console=ttyBF0,57600 root=/dev/mtdblock0 rw Configuring Blackfin Priority Driven Interrupts PID hash table entries: 256 (order: 8, 1024 bytes) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) Memory available: 53716k/65536k RAM, (5568k init code, 811k kernel code, 709k data, 1024k dma, 3708k reserved) Blackfin Scratchpad data SRAM: 4 KB PDA for CPU0 reserved at ffb00000 Blackfin DATA_A SRAM: 16 KB Blackfin DATA_B SRAM: 16 KB Blackfin Instruction SRAM: 16 KB Mount-cache hash table entries: 512 CoreB bootstrap code to SRAM ff600000 via DMA. Booting Core B. Instruction Cache Enabled for CPU1 Data Cache Enabled for CPU1 PDA for CPU1 reserved at ff700000 Brought up 2 CPUs SMP: Total of 2 processors activated (1175.55 BogoMIPS). could not vmalloc 20971520 bytes for cache! migration_cost=1000 Blackfin DMA Controller ezkit_init(): registering device resources Serial: Blackfin serial driver bfin-uart.1: ttyBF0 at MMIO 0xffc00400 (irq = 35) is a BFIN-UART Freeing unused kernel memory: 5568k freed dma_alloc_init: dma_page @ 0x006eb000 - 256 pages at 0x03f00000 /dev/null: cannot create /dev/null: cannot create No usable address families found. socket: Function not implemented Unable to create socket Unable to create socket Unable to create socket                            _____________________________________         a8888b.           / Welcome to the uClinux distribution /        d888888b.         /       _     _                         /        8P"YP"Y88        /       | |   |_|            __  __ (TM)  |        8|o||o|88  _____/        | |    _ ____  _   _ / // /       |        8'    .88       /        | |   | |  _ /| | | | /  /        |        8`._.' Y8.       /       | |__ | | | | | |_| | /  /        |       d/      `8b.       /      /____||_|_| |_|/____|/_//_/       |      dP   .    Y8b.       /   For embedded processors including   |     d8:'  "  `::88b        /    the Analog Devices Blackfin      /    d8"         'Y88b        /___________________________________/   :8P    '      :888    8a.   :     _a88P         For further information, check out:  ._/"Yaa_:   .| 88P|            - http://blackfin.uclinux.org/  /    YP"    `| 8P  `.          - http://docs.blackfin.uclinux.org/  /     /.___.d|    .'           - http://www.uclinux.org/  `--..__)8888P`._.'  jgs/a:f    - http://www.analog.com/blackfin   Have a lot of fun...     BusyBox v1.4.1 (2009-01-10 22:19:59 CST) Built-in shell (msh) Enter 'help' for a list of built-in commands.   root:/> cat /proc/cpuinfo   Board Name:   ADDS-BF561-EZKIT Board Memory:      64 MB Kernel Memory:     64 MB MMU:            none FPU:              none System Clock: 99000000 Hz   CPU0:            ADSP-BF561 Rev. 0.0 Core Clock:            0 Hz BogoMips:      0.00 Calibration:     0 loops I-CACHE:       OFF D-CACHE:      OFF DBANK-A:     CACHE DBANK-B:      CACHE I-CACHE Size:       16KB D-CACHE Size:      32KB I-CACHE Setup:     4 Sub-banks/4 Ways, 32 Lines/Way D-CACHE Setup:    2 Super-banks/4 Sub-banks/2 Ways, 64 Lines/Way   CPU1:            ADSP-BF561 Rev. 0.3 Core Clock:    594000000 Hz BogoMips:      1175.55 Calibration:     587776000 loops I-CACHE:       ON D-CACHE:      ON DBANK-A:     CACHE DBANK-B:      CACHE I-CACHE Size:       16KB D-CACHE Size:      32KB I-CACHE Setup:     4 Sub-banks/4 Ways, 32 Lines/Way D-CACHE Setup:    2 Super-banks/4 Sub-banks/2 Ways, 64 Lines/Way root:/> 还没加驱动，不过这个应该简单了，呵呵！ 整体感觉VDSP和bf561还是挺酷的，27M的L2_and_L3_common_memory.sm，uclinux.map.xml也有差不多27M，跑起来几乎没什么问题，就是下载速度变得慢了点，下载一次需要3-5分钟，不过无论如何都比用gcc toolchain编译下载要快，不是吗？ 另外跑这样的大系统感觉最好有足够的内存和USB仿真器，使用了两个系统进行编译，一个是笔记本（1.6G CPU + 2G内存 + USB仿真器），另一个是台式机（sp3200 + 512M内存 + PCI仿真器），感觉用笔记本的速度要比台式机的快多了。 两个都是用的ADI的仿真器，哪天有机会搞个国产的仿真器试试，看看到底咋样，能不能经受住考验。哈哈！  

1       参考资料

uclinux-2008R1.5-RC3(bf561)到VDSP5的移植(70)：保留VDSP的heap(2009-02-20) uclinux-2008R1.5-RC3(bf561)到VDSP5的移植(71)：l1_data_sram_init的疑惑(2009-02-20) uclinux-2008R1.5-RC3(bf561)到VDSP5的移植(72)：中断时SP的保存(2009-2-22) uclinux-2008R1.5-RC3(bf561)到VDSP5的移植(73)：.init.setup(2009-02-27) uclinux-2008R1.5-RC3(bf561)到VDSP5的移植(74)：initramfs(2009-02-27)