From: Rabin Vincent <rabinv@xxxxxxxx>
Enable SPARSEMEM support by setting this two values. It's not clear to
me if they'll work on all MIPS platforms, but they do on the ones I have
access to and should provide reasonable defaults.
---
defs.h | 3 +++
mips.c | 2 ++
2 files changed, 5 insertions(+)
diff --git a/defs.h b/defs.h
index 85300cc..d64db92 100644
--- a/defs.h
+++ b/defs.h
@@ -3125,6 +3125,9 @@ struct arm64_stackframe {
#define __swp_offset(entry) SWP_OFFSET(entry)
#define TIF_SIGPENDING (2)
+
+#define _SECTION_SIZE_BITS 26
+#define _MAX_PHYSMEM_BITS 32
#endif /* MIPS */
#ifdef X86
diff --git a/mips.c b/mips.c
index 7ad6f61..cf3e1ae 100644
--- a/mips.c
+++ b/mips.c
@@ -903,6 +903,8 @@ mips_init(int when)
machdep->dump_irq = generic_dump_irq;
machdep->show_interrupts = generic_show_interrupts;
machdep->get_irq_affinity = generic_get_irq_affinity;
+ machdep->section_size_bits = _SECTION_SIZE_BITS;
+ machdep->max_physmem_bits = _MAX_PHYSMEM_BITS;
ARRAY_LENGTH_INIT(machdep->nr_irqs, irq_desc,
"irq_desc", NULL, 0);
mips_stackframe_init();
--
2.1.4
--
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