diff options
| author | Alison Wang <b18965@freescale.com> | 2016-11-10 10:49:05 +0800 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2016-11-22 11:40:24 -0800 |
| commit | 3db86f4bbd7a723421c8c9bf9bd09d58e17e9736 (patch) | |
| tree | c3a125c86cd249a0b6037dba0004ec5563575d1c /arch/arm/include/asm/system.h | |
| parent | e2c18e40b111470fbe1aca47b58570099695f10a (diff) | |
armv8: fsl-layerscape: Support loading 32-bit OS with PSCI enabled
As PSCI and secure monitor firmware framework are enabled, this patch is
to support loading 32-bit OS in such case. The default target exception
level returned to U-Boot is EL2, so the corresponding work to switch to
AArch32 EL2 and jump to 32-bit OS are done in U-Boot and secure firmware
together.
Signed-off-by: Alison Wang <alison.wang@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'arch/arm/include/asm/system.h')
| -rw-r--r-- | arch/arm/include/asm/system.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index 287ff5c782..01efc43657 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -215,6 +215,8 @@ void armv8_switch_to_el2(u64 args, u64 mach_nr, u64 fdt_addr, */ void armv8_switch_to_el1(u64 args, u64 mach_nr, u64 fdt_addr, u64 entry_point, u64 es_flag); +void armv8_el2_to_aarch32(u64 args, u64 mach_nr, u64 fdt_addr, + u64 entry_point); void gic_init(void); void gic_send_sgi(unsigned long sgino); void wait_for_wakeup(void); |