dany/u-boot-megous
1
0
Fork 0
mirror of https://xff.cz/git/u-boot/ synced 2025-09-02 17:22:22 +02:00
Code Issues Packages Projects Releases Wiki Activity

ARMv8: Add basic PSCI framework

Browse Source 
This patch introduces a generic ARMv8 PSCI framework, with all functions
returning a dummy ARM_PSCI_RET_NI (Not Implemented), then it is up to each
platform to implement their own functions based on this framework.

Signed-off-by: Hongbo Zhang <hongbo.zhang@nxp.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
macro.wave.z@gmail.com
2016-12-08 11:58:24 +08:00
committed by York Sun
parent 5cc8d6682f
commit 14bf25d50d
4 changed files with 312 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
arch/arm/include/asm/psci.h
View File

@@ -45,6 +45,9 @@
#define ARM_PSCI_0_2_FN_BASE 0x84000000
#define ARM_PSCI_0_2_FN(n) (ARM_PSCI_0_2_FN_BASE + (n))
#define ARM_PSCI_0_2_FN64_BASE 0xC4000000
#define ARM_PSCI_0_2_FN64(n) (ARM_PSCI_0_2_FN64_BASE + (n))
#define ARM_PSCI_0_2_FN_PSCI_VERSION ARM_PSCI_0_2_FN(0)
#define ARM_PSCI_0_2_FN_CPU_SUSPEND ARM_PSCI_0_2_FN(1)
#define ARM_PSCI_0_2_FN_CPU_OFF ARM_PSCI_0_2_FN(2)
@@ -56,6 +59,12 @@
#define ARM_PSCI_0_2_FN_SYSTEM_OFF ARM_PSCI_0_2_FN(8)
#define ARM_PSCI_0_2_FN_SYSTEM_RESET ARM_PSCI_0_2_FN(9)
#define ARM_PSCI_0_2_FN64_CPU_SUSPEND ARM_PSCI_0_2_FN64(1)
#define ARM_PSCI_0_2_FN64_CPU_ON ARM_PSCI_0_2_FN64(3)
#define ARM_PSCI_0_2_FN64_AFFINITY_INFO ARM_PSCI_0_2_FN64(4)
#define ARM_PSCI_0_2_FN64_MIGRATE ARM_PSCI_0_2_FN64(5)
#define ARM_PSCI_0_2_FN64_MIGRATE_INFO_UP_CPU ARM_PSCI_0_2_FN64(7)
/* PSCI 1.0 interface */
#define ARM_PSCI_1_0_FN_PSCI_FEATURES ARM_PSCI_0_2_FN(10)
#define ARM_PSCI_1_0_FN_CPU_FREEZE ARM_PSCI_0_2_FN(11)
@@ -66,6 +75,12 @@
#define ARM_PSCI_1_0_FN_STAT_RESIDENCY ARM_PSCI_0_2_FN(16)
#define ARM_PSCI_1_0_FN_STAT_COUNT ARM_PSCI_0_2_FN(17)
#define ARM_PSCI_1_0_FN64_CPU_DEFAULT_SUSPEND ARM_PSCI_0_2_FN64(12)
#define ARM_PSCI_1_0_FN64_NODE_HW_STATE ARM_PSCI_0_2_FN64(13)
#define ARM_PSCI_1_0_FN64_SYSTEM_SUSPEND ARM_PSCI_0_2_FN64(14)
#define ARM_PSCI_1_0_FN64_STAT_RESIDENCY ARM_PSCI_0_2_FN64(16)
#define ARM_PSCI_1_0_FN64_STAT_COUNT ARM_PSCI_0_2_FN64(17)
/* 1KB stack per core */
#define ARM_PSCI_STACK_SHIFT 10
#define ARM_PSCI_STACK_SIZE (1 << ARM_PSCI_STACK_SHIFT)