str r5, [r4]
bl psci_get_cpu_id @ CPU ID => r0
- bl psci_get_cpu_stack_top @ stack top => r0
- mov sp, r0
+
+ adr r5, _sys_clock_freq
+ cmp r0, #0
+
+ mrceq p15, 0, r7, c14, c0, 0 @ read CNTFRQ from CPU0
+ streq r7, [r5]
+
+ ldrne r7, [r5]
+ mcrne p15, 0, r7, c14, c0, 0 @ write CNTFRQ to CPU1..3
bx r6
ENDPROC(psci_arch_init)
+_sys_clock_freq:
+ .word 0
+
ENTRY(psci_cpu_off)
bl psci_cpu_off_common
ENDPROC(psci_cpu_off)
ENTRY(psci_cpu_on)
- push {lr}
+ push {r4, r5, r6, lr}
+ mov r4, r1
mov r0, r1
- bl psci_get_cpu_stack_top @ get stack top of target CPU
- str r2, [r0] @ store target PC at stack top
- dsb
+ mov r1, r2
+ bl psci_save_target_pc @ store target PC
+ mov r1, r4
ldr r6, =TEGRA_RESET_EXCEPTION_VECTOR
ldr r5, =psci_cpu_entry
str r5, [r6, r2]
mov r0, #ARM_PSCI_RET_SUCCESS @ Return PSCI_RET_SUCCESS
- pop {pc}
+ pop {r4, r5, r6, pc}
ENDPROC(psci_cpu_on)
- .globl psci_text_end
-psci_text_end:
.popsection