Re: [U-Boot] [PATCH 4/8] x86: quark: Lock HMBOUND register before jumping to kernel

2015-09-09 Thread Simon Glass
On Tuesday, 8 September 2015, Bin Meng wrote: > > When Linux kernel boots, it hangs at: > > [0.829408] Intel Quark side-band driver registered > > This happens when Quark kernel Isolated Memory Region (IMR) driver > tries to lock an IMR register to protect kernel's text

[U-Boot] [PATCH 4/8] x86: quark: Lock HMBOUND register before jumping to kernel

2015-09-08 Thread Bin Meng
When Linux kernel boots, it hangs at: [0.829408] Intel Quark side-band driver registered This happens when Quark kernel Isolated Memory Region (IMR) driver tries to lock an IMR register to protect kernel's text and rodata sections. However in order to have IMR function correctly, HMBOUND