diff options
Diffstat (limited to 'include/exec/exec-all.h')
| -rw-r--r-- | include/exec/exec-all.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index b9eb9bc4b6..9ef7569a0b 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -20,104 +20,4 @@ #ifndef EXEC_ALL_H #define EXEC_ALL_H -#include "exec/hwaddr.h" -#include "exec/mmu-access-type.h" -#include "exec/vaddr.h" - -#if defined(CONFIG_TCG) - -/** - * probe_access: - * @env: CPUArchState - * @addr: guest virtual address to look up - * @size: size of the access - * @access_type: read, write or execute permission - * @mmu_idx: MMU index to use for lookup - * @retaddr: return address for unwinding - * - * Look up the guest virtual address @addr. Raise an exception if the - * page does not satisfy @access_type. Raise an exception if the - * access (@addr, @size) hits a watchpoint. For writes, mark a clean - * page as dirty. - * - * Finally, return the host address for a page that is backed by RAM, - * or NULL if the page requires I/O. - */ -void *probe_access(CPUArchState *env, vaddr addr, int size, - MMUAccessType access_type, int mmu_idx, uintptr_t retaddr); - -static inline void *probe_write(CPUArchState *env, vaddr addr, int size, - int mmu_idx, uintptr_t retaddr) -{ - return probe_access(env, addr, size, MMU_DATA_STORE, mmu_idx, retaddr); -} - -static inline void *probe_read(CPUArchState *env, vaddr addr, int size, - int mmu_idx, uintptr_t retaddr) -{ - return probe_access(env, addr, size, MMU_DATA_LOAD, mmu_idx, retaddr); -} - -/** - * probe_access_flags: - * @env: CPUArchState - * @addr: guest virtual address to look up - * @size: size of the access - * @access_type: read, write or execute permission - * @mmu_idx: MMU index to use for lookup - * @nonfault: suppress the fault - * @phost: return value for host address - * @retaddr: return address for unwinding - * - * Similar to probe_access, loosely returning the TLB_FLAGS_MASK for - * the page, and storing the host address for RAM in @phost. - * - * If @nonfault is set, do not raise an exception but return TLB_INVALID_MASK. - * Do not handle watchpoints, but include TLB_WATCHPOINT in the returned flags. - * Do handle clean pages, so exclude TLB_NOTDIRY from the returned flags. - * For simplicity, all "mmio-like" flags are folded to TLB_MMIO. - */ -int probe_access_flags(CPUArchState *env, vaddr addr, int size, - MMUAccessType access_type, int mmu_idx, - bool nonfault, void **phost, uintptr_t retaddr); - -#ifndef CONFIG_USER_ONLY - -/** - * probe_access_full: - * Like probe_access_flags, except also return into @pfull. - * - * The CPUTLBEntryFull structure returned via @pfull is transient - * and must be consumed or copied immediately, before any further - * access or changes to TLB @mmu_idx. - * - * This function will not fault if @nonfault is set, but will - * return TLB_INVALID_MASK if the page is not mapped, or is not - * accessible with @access_type. - * - * This function will return TLB_MMIO in order to force the access - * to be handled out-of-line if plugins wish to instrument the access. - */ -int probe_access_full(CPUArchState *env, vaddr addr, int size, - MMUAccessType access_type, int mmu_idx, - bool nonfault, void **phost, - CPUTLBEntryFull **pfull, uintptr_t retaddr); - -/** - * probe_access_full_mmu: - * Like probe_access_full, except: - * - * This function is intended to be used for page table accesses by - * the target mmu itself. Since such page walking happens while - * handling another potential mmu fault, this function never raises - * exceptions (akin to @nonfault true for probe_access_full). - * Likewise this function does not trigger plugin instrumentation. - */ -int probe_access_full_mmu(CPUArchState *env, vaddr addr, int size, - MMUAccessType access_type, int mmu_idx, - void **phost, CPUTLBEntryFull **pfull); - -#endif /* !CONFIG_USER_ONLY */ -#endif /* CONFIG_TCG */ - #endif |