[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 21/29] target-sparc: allow 256M sized pages
From: |
Artyom Tarasenko |
Subject: |
[Qemu-devel] [PATCH 21/29] target-sparc: allow 256M sized pages |
Date: |
Sat, 1 Oct 2016 12:05:25 +0200 |
Signed-off-by: Artyom Tarasenko <address@hidden>
---
target-sparc/mmu_helper.c | 18 +-----------------
1 file changed, 1 insertion(+), 17 deletions(-)
diff --git a/target-sparc/mmu_helper.c b/target-sparc/mmu_helper.c
index bef63f8..33b48eb 100644
--- a/target-sparc/mmu_helper.c
+++ b/target-sparc/mmu_helper.c
@@ -456,23 +456,7 @@ static inline int ultrasparc_tag_match(SparcTLBEntry *tlb,
uint64_t address, uint64_t context,
hwaddr *physical)
{
- uint64_t mask;
-
- switch (TTE_PGSIZE(tlb->tte)) {
- default:
- case 0x0: /* 8k */
- mask = 0xffffffffffffe000ULL;
- break;
- case 0x1: /* 64k */
- mask = 0xffffffffffff0000ULL;
- break;
- case 0x2: /* 512k */
- mask = 0xfffffffffff80000ULL;
- break;
- case 0x3: /* 4M */
- mask = 0xffffffffffc00000ULL;
- break;
- }
+ uint64_t mask = 1ULL + ~(8192ULL << 3 * TTE_PGSIZE(tlb->tte));
/* valid, context match, virtual address match? */
if (TTE_IS_VALID(tlb->tte) &&
--
2.7.2
- Re: [Qemu-devel] [PATCH 14/29] target-sparc: use direct address translation in hyperprivileged mode, (continued)
- [Qemu-devel] [PATCH 15/29] target-sparc: allow priveleged ASIs in hyperprivileged mode, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 16/29] target-sparc: ignore writes to UA2005 CPU mondo queue register, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 17/29] target-sparc: replace the last tlb entry when no free entries left, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 18/29] target-sparc: use SparcV9MMU type for sparc64 I/D-MMUs, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 19/29] target-sparc: implement UA2005 TSB Pointers, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 21/29] target-sparc: allow 256M sized pages,
Artyom Tarasenko <=
- [Qemu-devel] [PATCH 20/29] target-sparc: simplify ultrasparc_tsb_pointer, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 22/29] target-sparc: implement auto-demapping for UA2005 CPUs, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 24/29] target-sparc: add more registers to dump_mmu, Artyom Tarasenko, 2016/10/01
- [Qemu-devel] [PATCH 23/29] target-sparc: implement ST_BLKINIT_ ASIs, Artyom Tarasenko, 2016/10/01