u boot下自动升级使用手册移植说明

客户服务电话 客户服务传真 客户服务邮箱 ubootUSBSD卡升级的使用和移植，主要包括升级包的制作、USB下自动升级、USB下手动升级、SD卡自动升级、SD卡手动升级以及相关的Hi3520D/Hi3515A/Hi3535/Hi3536/Hi3521A/Hi3520DV300平台仅支持U本文未做特殊说明，Hi3520DV300Hi3521A完全一致；Hi3518EV201、Hi3516CV200------Hi3518EV200、Hi3518EV201和Hi3516CV200目 图1-1U-boot升级流程

1U-bootU-bootSD卡/UU-boot1-1YYYYY当同时插入SD卡和U盘时，若SD卡中没有有效升级包择系统自动转入USD卡中含有有效升级包择直接使用SD卡中的升级包升级系统，不再扫描U盘中的内容。−−−−−−−include/configs/−include/configs/−include/configs/−include/configs/−include/configs/−include/configs/hi3516a.hinclude/configs−include/configs/hi3536.hinclude/configs−include/configs/ −include/configs/ 2.−U-boot−mkimageu-−−uImage−−mkimage把升级包放在U盘中，插入U盘进行升级操作即可，这里不再举例。*sdcard/usbstoragesystem /*#defineCONFIG_AUTO_UPDATE 1*/#ifdefCONFIG_AUTO_UPDATE#define #define makeARCH=armCROSS_COMPILE=arm-hisiv300-linux-hi3516a_configmakeARCH=armCROSS_COMPILE=arm-hisiv300-linux--j./mkboot.shreg_info.binu-boot-3516a-Hi3516A提供arm-hisiv300-linux-和arm-hisiv400-linux-两种交叉编译工具链，请根据具体情/Hi3516A_SDK_V/package/osdrv/tools/pc/uboot_tools/中，关于uboot编译的更多信息，请查看《Hi3516A/Hi3516DU-boot移植应用开发指南》。最后生成的uboot名u-boot-3516a-update.bin可以任取，此镜像是具备自动升级功能的U-1.Ubootmkimage-Aarm-Tfirmware-Cnone-nhiboot-du-boot-hi3516a.binu-u-boot-hi3516a.bin是指任意的可以直接烧写启动的hi3516au-boot镜像，可以是不具备升级功能的u-boot也可以是支持自动升级的u-boot。最后生成的u-boot升级包必须以u-boot2.Kernelkernel3.Rootfsmkimage-Aarm-Tfilesystem-Cnone-nhirootfs-drootfs_256k.jffs2最后生成的文件系统升级包必须以rootfs体方法请参考《外围设备驱动操作指南.doc》附录。 flash flash readingkernelreadingkernelflasherase...flashreadingrootfsreadingrootfsflasherase...flashErasingSPIflash,offset0x00080000size256K...doneWritingtoSPIflash,offset0x00080000size256K...doneSDUSD卡中不含有升级包或者升级包无效时，系统将自动扫描U盘中的升级包进行系统升级。以下增加的app文件升级只是一个举例说明，具体的地址设置和命名要根据自己使用的地址来设以下移植修改均在文件./product/hiupdate/auto_update.c/*possiblenamesoffilesonthemedium.*/#defineAU_FIRMWARE"u-boot"#defineAU_KERNEL"kernel"#defineAU_ROOTFS"rootfs"#defineAU_APP"app"/*pointerstofilenames*/char*aufile[AU_MAXFILES]={/*indexofeachfileinthefollowingarrays*/#defineIDX_FIRMWARE #define #define #define /*max.numberoffileswhichcouldinterestus*/#defineAU_MAXFILES FlashFlash1./*layoutoftheFLASH.ST=startaddress,ND=endaddress.*/#defineAU_FL_FIRMWARE_ST #defineAU_FL_FIRMWARE_ND #defineAU_FL_KERNEL_ST #defineAU_FL_KERNEL_ND #defineAU_FL_ROOTFS_ST #define #define 0x//Flash#define 0x……//Flash/*sizesofflashareasforeachfile*/longausize[AU_MAXFILES]={(AU_FL_FIRMWARE_ND+1)-AU_FL_FIRMWARE_ST,(AU_FL_KERNEL_ND+1)-AU_FL_KERNEL_ST,(AU_FL_ROOTFS_ND+1)-AU_FL_ROOTFS_ST,(AU_FL_APP_ND+1)-/*arrayofflashareasstartandendaddresses*/structflash_layoutaufl_layout[AU_MAXFILES]={{ { AU_FL_KERNEL_ND,{ AU_FL_ROOTFS_ND, 2.do_auto_update(void)*GetimagelayoutfromIfthestartaddressandtheendwerenotdefinedinenvironmentusethedefaultget_update_env("firmware_st","firmware_nd");get_update_env("kernel_st","kernel_nd");get_update_env("rootfs_st","rootfs_nd");get_update_env("app_st","app_nd");当前环境变量中设置有”app_st”和”app_nd”时升级位置将按照环境变量中设置的位置升级系统，否则按照中代码的设置值升级。au_check_header_valid(intidx,longnbytes)/*checkthetype-coulddothisallinonegiganticif()if((idx==IDX_FIRMWARE)&&(hdr->ih_type!={printf("Image%swrongtype\n",aufile[idx]);return-1;}if((idx==IDX_KERNEL)&&(hdr->ih_type!={printf("Image%swrongtype\n",aufile[idx]);return-1;}if((idx==IDX_ROOTFS)(hdr->ih_type!=IH_TYPE_RAMDISK)&&(hdr->ih_type!=IH_TYPE_FILESYSTEM)){printf("Image%swrongtype\n",aufile[idx]);ausize[idx]=0;return-}if((idx==IDX_APP)&&(hdr->ih_type!={printf("Image%swrongtype\n",aufile[idx]);ausize[idx]=0;return-}mkimage说明:APP升级镜像时用mkimage加入校验信息时建议采用’-Tfilesystem’这个参增 入U-bootU-boot版本。此三部分的具体移植详见《U-bootU盘SD卡自动升级功能设计说明》。*sdcard/usbstoragesystem #defineCONFIG_AUTO_UPDATE 此行则关闭系统自动升级功能*/#ifdef#define #define 111**#ifdef#define #defineREG_BASE_MCI #defineCONFIG_HIMCI_V100#define#define #define***111#define #definePERI_CRG49 (CRG_REG_BASE+0xC4)#defineSDIO0CLK_PCTRL (0x1<<4)#defineSDIO0_CLK_BIT_HIGH (1U<<3)#defineSDIO0_CLK_BIT_LOW (1U<<2)#define (0x1<<#defineSDIO_RESET (0x1<<0)#defineSYS_PERIPHCTRL4 #defineSDIO0_DET_MODE (0x1<<2)#defineREG_UPDATE_MCI_BASE #define staticvoid{unsignedintreg_value;unsignedintvalue;/*setdetectpolarityreg_value=himci_readl(SYS_PERIPHCTRL4);reg_value&=~SDIO0_DET_MODE;himci_writel(reg_value,SYS_PERIPHCTRL4);/*setclkpolarity,mmcclk*/reg_value=0;reg_value=himci_readl(PERI_CRG49);reg_value&=~(SDIO0CLK_PCTRL);reg_value&=~(SDIO0_CLK_BIT_HIGH);reg_value&=~(SDIO0_CLK_BIT_LOW);reg_value|=SDIO0_CKEN;himci_writel(reg_value,PERI_CRG49);}staticvoid{unsignedintreg_value=himci_readl(PERI_CRG49);reg_value|=SDIO_RESET;himci_writel(reg_value,PERI_CRG49);}staticvoid{unsignedintreg_value=himci_readl(PERI_CRG49);reg_value&=~(SDIO_RESET);himci_writel(reg_value,PERI_CRG49);}#ifdefCONFIG_HIMCI_HI3518#include"himciv100_3518.c"#ifdefCONFIG_HIMCI_HI3516a#include"himciv100_3516a.c"#defineHIUSB_OHCI_BASE #defineHIUSB_OHCI_DEV_NAME #define (CRG_REG_BASE+#define (1<<#define (1<<#define (1<<#define (1<<#define (1<<#define (1<<#define (1<<#defineUSB_AHB_SRST_REQ (1<<0)#definePERI_USB #define (1<<#define (1<<#define (1<<#define staticvoid{int/*enableclocktoEHCIblockandHSPHYPLL*/reg=readl(PERI_CRG46);reg|=reg&=~(USB_CTRL_UTMI1_REG);reg&=reg&=~(USB_CTRL_HUB_REG);reg&=~(USBPHY_PORT1_TREQ);reg&=reg&=reg&=~(USB_AHB_SRST_REQ);writel(reg,PERI_CRG46);/*openphyclk*/writel(0xc06,MISC_USB);udelay(10);writel(0xc26,MISC_USB);udelay(100);/*enablephyreg=readl(PERI_USB);reg&=~(WORDINTERFACE);/*disableehciburst16mode*/reg&=~(SS_BURST16_EN);reg|=USBOVR_P_CTRL;writel(reg,PERI_USB);}staticvoid{int/*DisableEHCIIftheHSPHYisunuseddisableittoo.*/reg=readl(PERI_CRG46);reg&=reg|=(USB_CTRL_UTMI1_REG);reg|=(USB_CTRL_UTMI0_REG);reg|=(USB_CTRL_HUB_REG);reg|=(USBPHY_PORT1_TREQ);reg|=(