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target/ppc: introduce mmu-books.h

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Intrudoce a header common to all BookS MMUs, that can hold code that is
common to hash32 and book3s-v3 MMUs.

Suggested-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Bruno Larsen (billionai) <bruno.larsen@eldorado.org.br>
Message-Id: <20210706150316.21005-2-bruno.larsen@eldorado.org.br>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Bruno Larsen (billionai) 2021-07-06 12:03:15 -03:00 • committed by David Gibson
parent 03695a9870
commit a97c4d3c1e
2 changed files with 31 additions and 13 deletions
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14
target/ppc/mmu-book3s-v3.h
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@ -21,6 +21,7 @@
#define PPC_MMU_BOOK3S_V3_H
#include "mmu-hash64.h"
#include "mmu-books.h"
#ifndef CONFIG_USER_ONLY
@ -47,19 +48,6 @@ struct prtb_entry {
uint64_t prtbe0, prtbe1;
};
/*
* These correspond to the mmu_idx values computed in
* hreg_compute_hflags_value. See the tables therein
*
* They are here because some bits are inverted for BookE MMUs
* not necessarily because they only work for BookS. However,
* we only needed to change BookS MMUs, we left the functions
* here to avoid other possible bugs for untested MMUs
*/
static inline bool mmuidx_pr(int idx) { return !(idx & 1); }
static inline bool mmuidx_real(int idx) { return idx & 2; }
static inline bool mmuidx_hv(int idx) { return idx & 4; }
#ifdef TARGET_PPC64
static inline bool ppc64_use_proc_tbl(PowerPCCPU *cpu)