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[PATCH] xen: define PADDR_BITS for riscv
- To: xen-devel@xxxxxxxxxxxxxxxxxxxx
- From: Alistair Francis <alistair.francis@xxxxxxxxxxxxxxxxxx>
- Date: Wed, 28 Dec 2022 15:20:18 +1000
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- Cc: bobbyeshleman@xxxxxxxxx, ayankuma@xxxxxxx, Andrew.Cooper3@xxxxxxxxxx, alistair23@xxxxxxxxx, Alistair Francis <alistair.francis@xxxxxxx>
- Delivery-date: Wed, 28 Dec 2022 05:33:25 +0000
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From: Alistair Francis <alistair.francis@xxxxxxx>
Define PADDR_BITS and PAGE_SHIFT for the RISC-V 64-bit architecture.
Signed-off-by: Alistair Francis <alistair.francis@xxxxxxx>
---
xen/arch/riscv/include/asm/page-bits.h | 7 +++++++
1 file changed, 7 insertions(+)
create mode 100644 xen/arch/riscv/include/asm/page-bits.h
diff --git a/xen/arch/riscv/include/asm/page-bits.h
b/xen/arch/riscv/include/asm/page-bits.h
new file mode 100644
index 0000000000..d7bd7be098
--- /dev/null
+++ b/xen/arch/riscv/include/asm/page-bits.h
@@ -0,0 +1,7 @@
+#ifndef __RISCV_PAGE_SHIFT_H__
+#define __RISCV_PAGE_SHIFT_H__
+
+#define PAGE_SHIFT 12 /* 4 KiB Pages */
+#define PADDR_BITS 56 /* 44-bit PPN */
+
+#endif /* __RISCV_PAGE_SHIFT_H__ */
--
2.38.1
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