使用qemu建立mini2440及模擬環(huán)境-資料下載頁
2025-08-22 09:35本頁面
【正文】 */385. if(skernel){386. image_size=load_image(skernel,qemu_get_ram_ptr(0x02000000))。387. if(image_size0){388. if(image_sizeamp。(5121))/*roundsizetoaNANDblocksize*/389. image_size=(image_size+512)amp。~(5121)。390. mini2440_printf(loaded%s(size%x)/n,skernel,image_size)。391. }392. }393. +if(skernel){394. +image_size=load_image(skernel,qemu_get_ram_ptr(0))。395. +if(image_size0){396. +if(image_sizeamp。(5121))397. +image_size=(image_size+512)amp。~(5121)。398. +scpuenvregs[15]=S3C_RAM_BASE399. +mini2440_printf(loadedkernel%sat%p/n,skernel,scpuenvregs[15])。400. +}401. +}402. }403. 404. /*Typicaltouchscreencalibrationvalues*/405. @@353,6+322,11@@staticstructmini2440_board_s*mini2440_init_mon(intram_size,406. returns。407. }408. 409. 410. staticvoidmini2440_init(ram_addr_tram_size,411. constchar*boot_device,412. @@371,9+345,18@@staticvoidmini2440_init(ram_addr_tram_size,413. mini=mini2440_init_mon(ram_size,414. kernel_filename,cpu_model,sd)。415. 416. mininand=nand_init(NAND_MFR_SAMSUNG,0x76)。417. minicpunandreg(minicpunand,mininand)。418. 419. mini2440_reset(mini)。420. }編譯qemu for mini2440./configure targetlist=armsoftmmu disablelinuxuser。make安裝，或者直接copy armsoftmmu里面的可執(zhí)行文件也可以。2. 讓ecos增加對mini2440的支持這個project里面有全部的代碼，不過可能用于各種原因并沒有完善。我們獲得他的源代碼基于ecos ，然后我們根據(jù)smdk2410重新創(chuàng)建mini2440的hal 模塊[css]view plaincopy1. ricky@rickylaptop:/opt/ecos/ecoshg/packages/hal/arm/arm9$lsmini2440/current/2. cdlChangeLogincludemiscsrc3. ricky@rickylaptop:/opt/ecos/ecoshg/packages/hal/arm/arm9$lsmini2440/current/src/4. 5. ricky@rickylaptop:/opt/ecos/ecoshg/packages/hal/arm/arm9$lsmini2440/current/cdl/6. 7. ricky@rickylaptop:/opt/ecos/ecoshg/packages/hal/arm/arm9$lsmini2440/current/include/8. pkgconf9. 10. ricky@rickylaptop:/opt/ecos/ecoshg/packages/hal/arm/arm9$lsmini2440/current/misc/11. 12. ricky@rickylaptop:/opt/ecos/ecoshg/packages/hal/arm/arm9$3. 針對QEMU的修改為了能讓redboot順利的運(yùn)行在qemu上面，我們需要讓程序直接跑在sdram上面，但是需要對硬件做必要的初始化。所以，目前的RAM,ROM,ROMRAM都不太合適，我們加入一個新的啟動方式QEMU，相當(dāng)于ROMRAM方式下面禁用mmu的跳轉(zhuǎn)[csharp]view plaincopy1. Revision:30472. Branch:default3. Author:RickyWu@2011030115:38:164. Committer:RickyWu@2011030115:38:165. Tags:tip6. Parent:3046:e7902e8a3e20(1.removeQEMUstartmethod.2.addsimplenandreadfuntion)7. mini2440redbootcanberunonqemuformini24408. packages/hal/arm/arm9/mini2440/current/cdl/9. @@78,8+78,8@@10. cdl_ponentCYG_HAL_STARTUP{11. displayStartuptype12. flavordata13. legal_values{RAMROMROMRAMNAND}14. default_value{NAND}15. +legal_values{RAMROMROMRAMNANDQEMU}16. +default_value{QEMU}17. no_define18. definefileCYG_HAL_STARTUP19. description20. @@328,7+328,8@@21. no_define22. calculated{CYG_HAL_STARTUP==RAM?arm_arm9_mini2440_ram:/23. CYG_HAL_STARTUP==ROM?arm_arm9_mini2440_rom:/24. arm_arm9_mini2440_romram}25. +CYG_HAL_STARTUP==ROMRAM?arm_arm9_mini2440_romram:/26. +arm_arm9_mini2440_qemu}27. 28. cdl_optionCYGHWR_MEMORY_LAYOUT_LDI{29. displayMemorylayoutlinkerscriptfragment30. @@337,7+338,8@@31. definefileCYGHWR_MEMORY_LAYOUT_LDI32. calculated{CYG_HAL_STARTUP==RAM?pkgconf/:/33. CYG_HAL_STARTUP==ROM?pkgconf/:/34. pkgconf/}35. +CYG_HAL_STARTUP==ROMRAM?pkgconf/:/36. +pkgconf/}37. }38. 39. cdl_optionCYGHWR_MEMORY_LAYOUT_H{40. @@347,7+349,8@@41. definefileCYGHWR_MEMORY_LAYOUT_H42. calculated{CYG_HAL_STARTUP==RAM?pkgconf/:/43. CYG_HAL_STARTUP==ROM?pkgconf/:/44. pkgconf/}45. +CYG_HAL_STARTUP==ROMRAM?pkgconf/:/46. +pkgconf/}47. }48. }49. 50. @@356,7+359,7@@51. flavorbool52. default_value053. parentCYGPKG_HAL_ROM_MONITOR54. requires{(CYG_HAL_STARTUP==ROM)||16
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