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| author | David Gibson <david@gibson.dropbear.id.au> | 2018-03-23 16:42:45 +1100 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2018-04-27 18:05:22 +1000 |
| commit | ca79b3b7fd0757ceb6436d4407e26c8b511a4080 (patch) | |
| tree | 251f7cbc2ae394f090697669c23d09623a7d3368 /target | |
| parent | 26cd35b8613881c410d5226e6dc56e7bfb4b83d1 (diff) | |
| download | qemu-ca79b3b7fd0757ceb6436d4407e26c8b511a4080.zip qemu-ca79b3b7fd0757ceb6436d4407e26c8b511a4080.tar.gz qemu-ca79b3b7fd0757ceb6436d4407e26c8b511a4080.tar.bz2 | |
target/ppc: Remove unnecessary POWERPC_MMU_V3 flag from mmu_model
The only place we test this flag is in conjunction with
ppc64_use_proc_tbl(). That checks for the LPCR_UPRT bit, which we already
ensure can't be set except on a machine with a v3 MMU (i.e. POWER9).
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Diffstat (limited to 'target')
| -rw-r--r-- | target/ppc/cpu-qom.h | 4 | ||||
| -rw-r--r-- | target/ppc/mmu-hash64.c | 2 |
2 files changed, 2 insertions, 4 deletions
diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h index 2bd58b2..ef96d42 100644 --- a/target/ppc/cpu-qom.h +++ b/target/ppc/cpu-qom.h @@ -68,7 +68,6 @@ enum powerpc_mmu_t { /* PowerPC 601 MMU model (specific BATs format) */ POWERPC_MMU_601 = 0x0000000A, #define POWERPC_MMU_64 0x00010000 -#define POWERPC_MMU_V3 0x00100000 /* ISA V3.00 MMU Support */ /* 64 bits PowerPC MMU */ POWERPC_MMU_64B = POWERPC_MMU_64 | 0x00000001, /* Architecture 2.03 and later (has LPCR) */ @@ -78,8 +77,7 @@ enum powerpc_mmu_t { /* Architecture 2.07 variant */ POWERPC_MMU_2_07 = POWERPC_MMU_64 | 0x00000004, /* Architecture 3.00 variant */ - POWERPC_MMU_3_00 = POWERPC_MMU_64 | POWERPC_MMU_V3 - | 0x00000005, + POWERPC_MMU_3_00 = POWERPC_MMU_64 | 0x00000005, }; #define POWERPC_MMU_VER(x) ((x) & (POWERPC_MMU_64 | 0xFFFF)) #define POWERPC_MMU_VER_64B POWERPC_MMU_VER(POWERPC_MMU_64B) diff --git a/target/ppc/mmu-hash64.c b/target/ppc/mmu-hash64.c index f341714..df26a03 100644 --- a/target/ppc/mmu-hash64.c +++ b/target/ppc/mmu-hash64.c @@ -761,7 +761,7 @@ int ppc_hash64_handle_mmu_fault(PowerPCCPU *cpu, vaddr eaddr, slb = slb_lookup(cpu, eaddr); if (!slb) { /* No entry found, check if in-memory segment tables are in use */ - if ((env->mmu_model & POWERPC_MMU_V3) && ppc64_use_proc_tbl(cpu)) { + if (ppc64_use_proc_tbl(cpu)) { /* TODO - Unsupported */ error_report("Segment Table Support Unimplemented"); exit(1); |