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a69c63bae5
1. Add flash control module for emulation board. 2. Fix system jump for Andes core. 3. Change the physical size of the flash on the chip to 256KB. note: 1. Only IT839x series supports flash write protect by registers. 2. Static DMA method of flash code only for IT839x series and IT838x Dx. Signed-off-by: Dino Li <dino.li@ite.com.tw> BRANCH=none BUG=none TEST=1. console command flashwp and flashinfo 1-a. flashwp enable 1-b. WP asserted and reboot 1-c. flashinfo RO protected now 1-d. WP deasserted and reboot 1-e. No protected 1-f. flashwp disable 1-g. WP asserted and reboot 1-h. No protected 2. console sysjump and sysinfo 2-a. sysjump rw 2-b. jumping to image RW 2-c. sysinfo, Copy : RW, Jumped : yes 2-d. sysjump ro 2-e. jumping to image RO 2-f. sysinfo, Copy : RO, Jumped : yes 3. RO/RW firmware image test 3-a. sysjump rw 3-b. use console command "eflash" to erase RO region, erase OK and system still work. 3-c. reflash firmware 3-d. sysjump rw, sysjump ro 3-e. use console command "eflash" to erase RW region, erase OK and system still work. Change-Id: I7666a095e73026a02fb812e5143bc5172ab713e8 Reviewed-on: https://chromium-review.googlesource.com/271390 Reviewed-by: Randall Spangler <rspangler@chromium.org> Commit-Queue: Dino Li <dino.li@ite.com.tw> Tested-by: Dino Li <dino.li@ite.com.tw>