diff options
Diffstat (limited to 'board/samsung/smdk5250/monitor.S')
| -rw-r--r-- | board/samsung/smdk5250/monitor.S | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/board/samsung/smdk5250/monitor.S b/board/samsung/smdk5250/monitor.S index 8bc21d8f5..adf0b4a32 100644 --- a/board/samsung/smdk5250/monitor.S +++ b/board/samsung/smdk5250/monitor.S @@ -48,8 +48,18 @@ mon_vectors: 1: mrs lr, elr_hyp mov pc, lr -/* In monitor mode, set up HVBAR and SCR then return to caller in NS-SVC. */ +/* + * In monitor mode, fix errata, set up HVBAR and SCR then return to caller in + * NS-SVC. + */ 2: + /* Fix up Exynos5250 errata */ + mrc p15, 0, r1, c1, c0, 1 + orr r1, r1, #(1 << 1) @ 773022 + orr r1, r1, #(1 << 25) @ 774769 + mcr p15, 0, r1, c1, c0, 1 + isb + mrc p15, 0, r1, c1, c1, 0 @ SCR /* * Set SCR.NS=1 (needed for setting HVBAR and also returning to NS state) |