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Diffstat (limited to 'arch/powerpc/platforms/ps3/setup.c')
-rw-r--r--arch/powerpc/platforms/ps3/setup.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index 2d664c5a83b0..3f509f86432c 100644
--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -184,11 +184,15 @@ early_param("ps3flash", early_parse_ps3flash);
#define prealloc_ps3flash_bounce_buffer() do { } while (0)
#endif
-static int ps3_set_dabr(unsigned long dabr)
+static int ps3_set_dabr(unsigned long dabr, unsigned long dabrx)
{
- enum {DABR_USER = 1, DABR_KERNEL = 2,};
+ /* Have to set at least one bit in the DABRX */
+ if (dabrx == 0 && dabr == 0)
+ dabrx = DABRX_USER;
+ /* hypervisor only allows us to set BTI, Kernel and user */
+ dabrx &= DABRX_BTI | DABRX_KERNEL | DABRX_USER;
- return lv1_set_dabr(dabr, DABR_KERNEL | DABR_USER) ? -1 : 0;
+ return lv1_set_dabr(dabr, dabrx) ? -1 : 0;
}
static void __init ps3_setup_arch(void)
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