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target/hppa: Allow up to 16 BTLB entries 

Reserve 16 out of the 256 TLB entries for Block-TLBs.

Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller 2023-09-13 10:37:41 +02:00
parent 5e6f3db21f
commit 711212ac13
1 changed files with 7 additions and 1 deletions
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8
target/hppa/cpu.h
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@ -211,8 +211,14 @@ typedef struct CPUArchState {
target_ureg shadow[7]; /* shadow registers */
/* ??? The number of entries isn't specified by the architecture. */
#ifdef TARGET_HPPA64
#define HPPA_BTLB_FIXED 0 /* BTLBs are not supported in 64-bit machines */
#else
#define HPPA_BTLB_FIXED 16
#endif
#define HPPA_BTLB_VARIABLE 0
#define HPPA_TLB_ENTRIES 256
#define HPPA_BTLB_ENTRIES 0
#define HPPA_BTLB_ENTRIES (HPPA_BTLB_FIXED + HPPA_BTLB_VARIABLE)
/* ??? Implement a unified itlb/dtlb for the moment. */
/* ??? We should use a more intelligent data structure. */