#include "cpu.h"
#include "trace.h"
-#include "exec-memory.h"
+#include "exec/address-spaces.h"
/* Sparc MMU emulation */
#if defined(CONFIG_USER_ONLY)
-int cpu_sparc_handle_mmu_fault(CPUSPARCState *env1, target_ulong address, int rw,
+int sparc_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
int mmu_idx)
{
if (rw & 2) {
- env1->exception_index = TT_TFAULT;
+ cs->exception_index = TT_TFAULT;
} else {
- env1->exception_index = TT_DFAULT;
+ cs->exception_index = TT_DFAULT;
}
return 1;
}
}
};
-static int get_physical_address(CPUSPARCState *env, target_phys_addr_t *physical,
+static int get_physical_address(CPUSPARCState *env, hwaddr *physical,
int *prot, int *access_index,
target_ulong address, int rw, int mmu_idx,
target_ulong *page_size)
{
int access_perms = 0;
- target_phys_addr_t pde_ptr;
+ hwaddr pde_ptr;
uint32_t pde;
int error_code = 0, is_dirty, is_user;
unsigned long page_offset;
+ CPUState *cs = CPU(sparc_env_get_cpu(env));
is_user = mmu_idx == MMU_USER_IDX;
/* SPARC reference MMU table walk: Context table->L1->L2->PTE */
/* Context base + context number */
pde_ptr = (env->mmuregs[1] << 4) + (env->mmuregs[2] << 2);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
/* Ctx pde */
switch (pde & PTE_ENTRYTYPE_MASK) {
return 4 << 2;
case 1: /* L0 PDE */
pde_ptr = ((address >> 22) & ~3) + ((pde & ~3) << 4);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
return (1 << 8) | (4 << 2);
case 1: /* L1 PDE */
pde_ptr = ((address & 0xfc0000) >> 16) + ((pde & ~3) << 4);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
return (2 << 8) | (4 << 2);
case 1: /* L2 PDE */
pde_ptr = ((address & 0x3f000) >> 10) + ((pde & ~3) << 4);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
if (is_dirty) {
pde |= PG_MODIFIED_MASK;
}
- stl_phys_notdirty(pde_ptr, pde);
+ stl_phys_notdirty(cs->as, pde_ptr, pde);
}
/* the page can be put in the TLB */
/* Even if large ptes, we map only one 4KB page in the cache to
avoid filling it too fast */
- *physical = ((target_phys_addr_t)(pde & PTE_ADDR_MASK) << 4) + page_offset;
+ *physical = ((hwaddr)(pde & PTE_ADDR_MASK) << 4) + page_offset;
return error_code;
}
/* Perform address translation */
-int cpu_sparc_handle_mmu_fault(CPUSPARCState *env, target_ulong address, int rw,
+int sparc_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
int mmu_idx)
{
- target_phys_addr_t paddr;
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
+ hwaddr paddr;
target_ulong vaddr;
target_ulong page_size;
int error_code = 0, prot, access_index;
address, rw, mmu_idx, &page_size);
vaddr = address;
if (error_code == 0) {
-#ifdef DEBUG_MMU
- printf("Translate at " TARGET_FMT_lx " -> " TARGET_FMT_plx ", vaddr "
- TARGET_FMT_lx "\n", address, paddr, vaddr);
-#endif
- tlb_set_page(env, vaddr, paddr, prot, mmu_idx, page_size);
+ qemu_log_mask(CPU_LOG_MMU,
+ "Translate at %" VADDR_PRIx " -> " TARGET_FMT_plx ", vaddr "
+ TARGET_FMT_lx "\n", address, paddr, vaddr);
+ tlb_set_page(cs, vaddr, paddr, prot, mmu_idx, page_size);
return 0;
}
neverland. Fake/overridden mappings will be flushed when
switching to normal mode. */
prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
- tlb_set_page(env, vaddr, paddr, prot, mmu_idx, TARGET_PAGE_SIZE);
+ tlb_set_page(cs, vaddr, paddr, prot, mmu_idx, TARGET_PAGE_SIZE);
return 0;
} else {
if (rw & 2) {
- env->exception_index = TT_TFAULT;
+ cs->exception_index = TT_TFAULT;
} else {
- env->exception_index = TT_DFAULT;
+ cs->exception_index = TT_DFAULT;
}
return 1;
}
target_ulong mmu_probe(CPUSPARCState *env, target_ulong address, int mmulev)
{
- target_phys_addr_t pde_ptr;
+ CPUState *cs = CPU(sparc_env_get_cpu(env));
+ hwaddr pde_ptr;
uint32_t pde;
/* Context base + context number */
- pde_ptr = (target_phys_addr_t)(env->mmuregs[1] << 4) +
+ pde_ptr = (hwaddr)(env->mmuregs[1] << 4) +
(env->mmuregs[2] << 2);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
return pde;
}
pde_ptr = ((address >> 22) & ~3) + ((pde & ~3) << 4);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
return pde;
}
pde_ptr = ((address & 0xfc0000) >> 16) + ((pde & ~3) << 4);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
return pde;
}
pde_ptr = ((address & 0x3f000) >> 10) + ((pde & ~3) << 4);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
switch (pde & PTE_ENTRYTYPE_MASK) {
default:
void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUSPARCState *env)
{
+ CPUState *cs = CPU(sparc_env_get_cpu(env));
target_ulong va, va1, va2;
unsigned int n, m, o;
- target_phys_addr_t pde_ptr, pa;
+ hwaddr pde_ptr, pa;
uint32_t pde;
pde_ptr = (env->mmuregs[1] << 4) + (env->mmuregs[2] << 2);
- pde = ldl_phys(pde_ptr);
+ pde = ldl_phys(cs->as, pde_ptr);
(*cpu_fprintf)(f, "Root ptr: " TARGET_FMT_plx ", ctx: %d\n",
- (target_phys_addr_t)env->mmuregs[1] << 4, env->mmuregs[2]);
+ (hwaddr)env->mmuregs[1] << 4, env->mmuregs[2]);
for (n = 0, va = 0; n < 256; n++, va += 16 * 1024 * 1024) {
pde = mmu_probe(env, va, 2);
if (pde) {
- pa = cpu_get_phys_page_debug(env, va);
+ pa = cpu_get_phys_page_debug(cs, va);
(*cpu_fprintf)(f, "VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_plx
" PDE: " TARGET_FMT_lx "\n", va, pa, pde);
for (m = 0, va1 = va; m < 64; m++, va1 += 256 * 1024) {
pde = mmu_probe(env, va1, 1);
if (pde) {
- pa = cpu_get_phys_page_debug(env, va1);
+ pa = cpu_get_phys_page_debug(cs, va1);
(*cpu_fprintf)(f, " VA: " TARGET_FMT_lx ", PA: "
TARGET_FMT_plx " PDE: " TARGET_FMT_lx "\n",
va1, pa, pde);
for (o = 0, va2 = va1; o < 64; o++, va2 += 4 * 1024) {
pde = mmu_probe(env, va2, 0);
if (pde) {
- pa = cpu_get_phys_page_debug(env, va2);
+ pa = cpu_get_phys_page_debug(cs, va2);
(*cpu_fprintf)(f, " VA: " TARGET_FMT_lx ", PA: "
TARGET_FMT_plx " PTE: "
TARGET_FMT_lx "\n",
* reads (and only reads) in stack frames as if windows were flushed. We assume
* that the sparc ABI is followed.
*/
-int target_memory_rw_debug(CPUSPARCState *env, target_ulong addr,
- uint8_t *buf, int len, int is_write)
+int sparc_cpu_memory_rw_debug(CPUState *cs, vaddr address,
+ uint8_t *buf, int len, bool is_write)
{
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
+ target_ulong addr = address;
int i;
int len1;
int cwp = env->cwp;
/* Handle access before this window. */
if (addr < fp) {
len1 = fp - addr;
- if (cpu_memory_rw_debug(env, addr, buf, len1, is_write) != 0) {
+ if (cpu_memory_rw_debug(cs, addr, buf, len1, is_write) != 0) {
return -1;
}
addr += len1;
}
}
}
- return cpu_memory_rw_debug(env, addr, buf, len, is_write);
+ return cpu_memory_rw_debug(cs, addr, buf, len, is_write);
}
#else /* !TARGET_SPARC64 */
/* 41 bit physical address space */
-static inline target_phys_addr_t ultrasparc_truncate_physical(uint64_t x)
+static inline hwaddr ultrasparc_truncate_physical(uint64_t x)
{
return x & 0x1ffffffffffULL;
}
entry size */
static inline int ultrasparc_tag_match(SparcTLBEntry *tlb,
uint64_t address, uint64_t context,
- target_phys_addr_t *physical)
+ hwaddr *physical)
{
uint64_t mask;
}
static int get_physical_address_data(CPUSPARCState *env,
- target_phys_addr_t *physical, int *prot,
+ hwaddr *physical, int *prot,
target_ulong address, int rw, int mmu_idx)
{
+ CPUState *cs = CPU(sparc_env_get_cpu(env));
unsigned int i;
uint64_t context;
uint64_t sfsr = 0;
if (do_fault) {
/* faults above are reported with TT_DFAULT. */
- env->exception_index = TT_DFAULT;
+ cs->exception_index = TT_DFAULT;
} else if (!TTE_IS_W_OK(env->dtlb[i].tte) && (rw == 1)) {
do_fault = 1;
- env->exception_index = TT_DPROT;
+ cs->exception_index = TT_DPROT;
trace_mmu_helper_dprot(address, context, mmu_idx, env->tl);
}
* - JPS1: SFAR updated and some fields of SFSR updated
*/
env->dmmu.tag_access = (address & ~0x1fffULL) | context;
- env->exception_index = TT_DMISS;
+ cs->exception_index = TT_DMISS;
return 1;
}
static int get_physical_address_code(CPUSPARCState *env,
- target_phys_addr_t *physical, int *prot,
+ hwaddr *physical, int *prot,
target_ulong address, int mmu_idx)
{
+ CPUState *cs = CPU(sparc_env_get_cpu(env));
unsigned int i;
uint64_t context;
/* FIXME: ASI field in SFSR must be set */
env->immu.sfsr |= SFSR_FT_PRIV_BIT | SFSR_VALID_BIT;
- env->exception_index = TT_TFAULT;
+ cs->exception_index = TT_TFAULT;
env->immu.tag_access = (address & ~0x1fffULL) | context;
/* Context is stored in DMMU (dmmuregs[1]) also for IMMU */
env->immu.tag_access = (address & ~0x1fffULL) | context;
- env->exception_index = TT_TMISS;
+ cs->exception_index = TT_TMISS;
return 1;
}
-static int get_physical_address(CPUSPARCState *env, target_phys_addr_t *physical,
+static int get_physical_address(CPUSPARCState *env, hwaddr *physical,
int *prot, int *access_index,
target_ulong address, int rw, int mmu_idx,
target_ulong *page_size)
}
/* Perform address translation */
-int cpu_sparc_handle_mmu_fault(CPUSPARCState *env, target_ulong address, int rw,
+int sparc_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
int mmu_idx)
{
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
target_ulong vaddr;
- target_phys_addr_t paddr;
+ hwaddr paddr;
target_ulong page_size;
int error_code = 0, prot, access_index;
env->dmmu.mmu_primary_context,
env->dmmu.mmu_secondary_context);
- tlb_set_page(env, vaddr, paddr, prot, mmu_idx, page_size);
+ tlb_set_page(cs, vaddr, paddr, prot, mmu_idx, page_size);
return 0;
}
/* XXX */
#endif /* TARGET_SPARC64 */
-static int cpu_sparc_get_phys_page(CPUSPARCState *env, target_phys_addr_t *phys,
+static int cpu_sparc_get_phys_page(CPUSPARCState *env, hwaddr *phys,
target_ulong addr, int rw, int mmu_idx)
{
target_ulong page_size;
}
#if defined(TARGET_SPARC64)
-target_phys_addr_t cpu_get_phys_page_nofault(CPUSPARCState *env, target_ulong addr,
+hwaddr cpu_get_phys_page_nofault(CPUSPARCState *env, target_ulong addr,
int mmu_idx)
{
- target_phys_addr_t phys_addr;
+ hwaddr phys_addr;
if (cpu_sparc_get_phys_page(env, &phys_addr, addr, 4, mmu_idx) != 0) {
return -1;
}
#endif
-target_phys_addr_t cpu_get_phys_page_debug(CPUSPARCState *env, target_ulong addr)
+hwaddr sparc_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
{
- target_phys_addr_t phys_addr;
- int mmu_idx = cpu_mmu_index(env);
+ SPARCCPU *cpu = SPARC_CPU(cs);
+ CPUSPARCState *env = &cpu->env;
+ hwaddr phys_addr;
+ int mmu_idx = cpu_mmu_index(env, false);
MemoryRegionSection section;
if (cpu_sparc_get_phys_page(env, &phys_addr, addr, 2, mmu_idx) != 0) {
}
}
section = memory_region_find(get_system_memory(), phys_addr, 1);
- if (!section.size) {
+ memory_region_unref(section.mr);
+ if (!int128_nz(section.size)) {
return -1;
}
return phys_addr;
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