Searched hist:"6 f92ed8f1abfe94ee1c96c83c21f4092bb04ff63" (Results 1 – 3 of 3) sorted by relevance
| /rk3399_rockchip-uboot/arch/x86/cpu/ |
| H A D | call32.S | 6f92ed8f1abfe94ee1c96c83c21f4092bb04ff63 Tue Aug 04 18:33:55 UTC 2015 Simon Glass <sjg@chromium.org> x86: Add a way to call 32-bit code from 64-bit mode
The procedure to drop from 64-bit mode to 32-bit is a bit messy. Add a
function to take care of it. It requires identity-mapped pages and that
the calling code is running below 4GB.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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| H A D | Makefile | 6f92ed8f1abfe94ee1c96c83c21f4092bb04ff63 Tue Aug 04 18:33:55 UTC 2015 Simon Glass <sjg@chromium.org> x86: Add a way to call 32-bit code from 64-bit mode
The procedure to drop from 64-bit mode to 32-bit is a bit messy. Add a
function to take care of it. It requires identity-mapped pages and that
the calling code is running below 4GB.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
|
| /rk3399_rockchip-uboot/arch/x86/include/asm/ |
| H A D | cpu.h | 6f92ed8f1abfe94ee1c96c83c21f4092bb04ff63 Tue Aug 04 18:33:55 UTC 2015 Simon Glass <sjg@chromium.org> x86: Add a way to call 32-bit code from 64-bit mode
The procedure to drop from 64-bit mode to 32-bit is a bit messy. Add a
function to take care of it. It requires identity-mapped pages and that
the calling code is running below 4GB.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
|