diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2015-04-26 16:49:24 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2015-04-26 16:49:24 +0100 |
| commit | fadc1cbe85c6b032d5842ec0d19d209f50fcb375 (patch) | |
| tree | 5a813d42a4748367fd12203e6e50ba0ce6e2adba /include/exec | |
| parent | e469b22ffda40188954fafaf6e3308f58d50f8f8 (diff) | |
Add MemTxAttrs to the IOTLB
Add a MemTxAttrs field to the IOTLB, and allow target-specific
code to set it via a new tlb_set_page_with_attrs() function;
pass the attributes through to the device when making IO accesses.
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>
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/cpu-defs.h | 2 | ||||
| -rw-r--r-- | include/exec/exec-all.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h index 7f88185c7f..3f56546066 100644 --- a/include/exec/cpu-defs.h +++ b/include/exec/cpu-defs.h @@ -30,6 +30,7 @@ #ifndef CONFIG_USER_ONLY #include "exec/hwaddr.h" #endif +#include "exec/memattrs.h" #ifndef TARGET_LONG_BITS #error TARGET_LONG_BITS must be defined before including this header @@ -109,6 +110,7 @@ QEMU_BUILD_BUG_ON(sizeof(CPUTLBEntry) != (1 << CPU_TLB_ENTRY_BITS)); */ typedef struct CPUIOTLBEntry { hwaddr addr; + MemTxAttrs attrs; } CPUIOTLBEntry; #define CPU_COMMON_TLB \ diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index ff1bc3e4c1..b58cd47ced 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -105,6 +105,9 @@ void tlb_flush(CPUState *cpu, int flush_global); void tlb_set_page(CPUState *cpu, target_ulong vaddr, hwaddr paddr, int prot, int mmu_idx, target_ulong size); +void tlb_set_page_with_attrs(CPUState *cpu, target_ulong vaddr, + hwaddr paddr, MemTxAttrs attrs, + int prot, int mmu_idx, target_ulong size); void tb_invalidate_phys_addr(AddressSpace *as, hwaddr addr); #else static inline void tlb_flush_page(CPUState *cpu, target_ulong addr) |