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Make CPU iotlb a structure rather than a plain hwaddr

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Make the CPU iotlb a structure rather than a plain hwaddr;
this will allow us to add transaction attributes to it.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
This commit is contained in:
Peter Maydell 2015-04-26 16:49:23 +01:00
parent 3b64349539
commit e469b22ffd
3 changed files with 30 additions and 19 deletions
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13
include/exec/cpu-defs.h
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@ -102,12 +102,21 @@ typedef struct CPUTLBEntry {
QEMU_BUILD_BUG_ON(sizeof(CPUTLBEntry) != (1 << CPU_TLB_ENTRY_BITS));
/* The IOTLB is not accessed directly inline by generated TCG code,
* so the CPUIOTLBEntry layout is not as critical as that of the
* CPUTLBEntry. (This is also why we don't want to combine the two
* structs into one.)
*/
typedef struct CPUIOTLBEntry {
hwaddr addr;
} CPUIOTLBEntry;
#define CPU_COMMON_TLB \
/* The meaning of the MMU modes is defined in the target code. */ \
CPUTLBEntry tlb_table[NB_MMU_MODES][CPU_TLB_SIZE]; \
CPUTLBEntry tlb_v_table[NB_MMU_MODES][CPU_VTLB_SIZE]; \
hwaddr iotlb[NB_MMU_MODES][CPU_TLB_SIZE]; \
hwaddr iotlb_v[NB_MMU_MODES][CPU_VTLB_SIZE]; \
CPUIOTLBEntry iotlb[NB_MMU_MODES][CPU_TLB_SIZE]; \
CPUIOTLBEntry iotlb_v[NB_MMU_MODES][CPU_VTLB_SIZE]; \
target_ulong tlb_flush_addr; \
target_ulong tlb_flush_mask; \
target_ulong vtlb_index; \