On Wed, Sep 28, 2016 at 12:00 AM, york sun york.sun@nxp.com wrote:
On 09/27/2016 02:29 AM, macro.wave.z@gmail.com wrote:
From: Hongbo Zhang hongbo.zhang@nxp.com
Newly add ARMv8 PSCI needs to be initialized, be copied or reserved in right place, this patch does all the setup steps.
Signed-off-by: Hongbo Zhang hongbo.zhang@nxp.com
arch/arm/cpu/armv8/cpu-dt.c | 10 ++++++++++ arch/arm/cpu/armv8/cpu.c | 22 ++++++++++++++++++++++ arch/arm/include/asm/secure.h | 2 +- arch/arm/include/asm/system.h | 11 +++++++++++ arch/arm/lib/bootm-fdt.c | 3 ++- arch/arm/lib/bootm.c | 3 +++ arch/arm/lib/psci-dt.c | 5 +++-- 7 files changed, 52 insertions(+), 4 deletions(-)
diff --git a/arch/arm/cpu/armv8/cpu-dt.c b/arch/arm/cpu/armv8/cpu-dt.c index 659ec27..753e21f 100644 --- a/arch/arm/cpu/armv8/cpu-dt.c +++ b/arch/arm/cpu/armv8/cpu-dt.c @@ -6,6 +6,7 @@
#include <common.h> #include <asm/psci.h> +#include <asm/system.h> #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT #include <asm/armv8/sec_firmware.h> #endif @@ -27,5 +28,14 @@ int psci_update_dt(void *fdt) fdt_psci(fdt); #endif #endif
+#ifdef CONFIG_ARMV8_PSCI
fdt_psci(fdt);+#ifndef CONFIG_ARMV8_SECURE_BASE
Is this backward?
Hi York,
I'm sorry not so clear about your concern. CONFIG_ARMV8_SECURE_BASE, this macro is only for generic ARMv8 PSCI, not for NXP private PSCI in PPA firmware.
Please feel free to raise concerns / doubts if any.
Thanks.
/* secure code lives in RAM, keep it alive */fdt_add_mem_rsv(fdt, (unsigned long)__secure_start,__secure_end - __secure_start);+#endif +#endif return 0; }
York