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[PATCH 2/2] target/mips: Allow Loongson 3A1000 to use up to 48-bit VAddr
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From: |
Philippe Mathieu-Daudé |
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Subject: |
[PATCH 2/2] target/mips: Allow Loongson 3A1000 to use up to 48-bit VAddr |
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Date: |
Fri, 13 Aug 2021 13:01:49 +0200 |
Per the manual '龙芯 GS264 处理器核用户手册' v1.0, chapter
1.1.5 SEGBITS: the 3A1000 (based on GS464 core) implements
48 virtual address bits in each 64-bit segment, not 40.
Fixes: af868995e1b ("target/mips: Add Loongson-3 CPU definition")
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
target/mips/cpu-defs.c.inc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/mips/cpu-defs.c.inc b/target/mips/cpu-defs.c.inc
index c6ab3af190e..cbc45fcb0e8 100644
--- a/target/mips/cpu-defs.c.inc
+++ b/target/mips/cpu-defs.c.inc
@@ -828,7 +828,7 @@ const mips_def_t mips_defs[] =
(0x1 << FCR0_D) | (0x1 << FCR0_S),
.CP1_fcr31 = 0,
.CP1_fcr31_rw_bitmask = 0xFF83FFFF,
- .SEGBITS = 42,
+ .SEGBITS = 48,
.PABITS = 48,
.insn_flags = CPU_MIPS64R2 | INSN_LOONGSON3A |
ASE_LMMI | ASE_LEXT,
--
2.31.1