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authorPhilippe Mathieu-Daudé <f4bug@amsat.org>2021-01-28 02:11:06 +0100
committerPhilippe Mathieu-Daudé <f4bug@amsat.org>2021-02-21 19:42:34 +0100
commitedbd4992fb5d782c858f5196ecb452d61dbc6ab1 (patch)
treeeca6c50e6d1b3c98b4964e031a360fe7a026972d /target/mips
parent67b663d6fadaa4755bd9e1263deb36122c2e05b9 (diff)
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target/mips: Let CPUMIPSTLBContext::map_address() take MMUAccessType
get_seg_physical_address() calls CPUMIPSTLBContext::map_address() handlers passing a MMUAccessType type. Update the prototype handlers to take a MMUAccessType argument, as it is stricter than an integer. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Message-Id: <20210128144125.3696119-14-f4bug@amsat.org>
Diffstat (limited to 'target/mips')
-rw-r--r--target/mips/internal.h8
-rw-r--r--target/mips/tlb_helper.c12
2 files changed, 10 insertions, 10 deletions
diff --git a/target/mips/internal.h b/target/mips/internal.h
index 34915c2..99264b8 100644
--- a/target/mips/internal.h
+++ b/target/mips/internal.h
@@ -111,7 +111,7 @@ struct CPUMIPSTLBContext {
uint32_t nb_tlb;
uint32_t tlb_in_use;
int (*map_address)(struct CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw);
+ target_ulong address, MMUAccessType access_type);
void (*helper_tlbwi)(struct CPUMIPSState *env);
void (*helper_tlbwr)(struct CPUMIPSState *env);
void (*helper_tlbp)(struct CPUMIPSState *env);
@@ -126,11 +126,11 @@ struct CPUMIPSTLBContext {
};
int no_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw);
+ target_ulong address, MMUAccessType access_type);
int fixed_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw);
+ target_ulong address, MMUAccessType access_type);
int r4k_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw);
+ target_ulong address, MMUAccessType access_type);
void r4k_helper_tlbwi(CPUMIPSState *env);
void r4k_helper_tlbwr(CPUMIPSState *env);
void r4k_helper_tlbp(CPUMIPSState *env);
diff --git a/target/mips/tlb_helper.c b/target/mips/tlb_helper.c
index 4db8a75..b48f892 100644
--- a/target/mips/tlb_helper.c
+++ b/target/mips/tlb_helper.c
@@ -39,7 +39,7 @@ enum {
/* no MMU emulation */
int no_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw)
+ target_ulong address, MMUAccessType access_type)
{
*physical = address;
*prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
@@ -48,7 +48,7 @@ int no_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
/* fixed mapping MMU emulation */
int fixed_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw)
+ target_ulong address, MMUAccessType access_type)
{
if (address <= (int32_t)0x7FFFFFFFUL) {
if (!(env->CP0_Status & (1 << CP0St_ERL))) {
@@ -68,7 +68,7 @@ int fixed_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
/* MIPS32/MIPS64 R4000-style MMU emulation */
int r4k_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw)
+ target_ulong address, MMUAccessType access_type)
{
uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
uint32_t MMID = env->CP0_MemoryMapID;
@@ -97,13 +97,13 @@ int r4k_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
if (!(n ? tlb->V1 : tlb->V0)) {
return TLBRET_INVALID;
}
- if (rw == MMU_INST_FETCH && (n ? tlb->XI1 : tlb->XI0)) {
+ if (access_type == MMU_INST_FETCH && (n ? tlb->XI1 : tlb->XI0)) {
return TLBRET_XI;
}
- if (rw == MMU_DATA_LOAD && (n ? tlb->RI1 : tlb->RI0)) {
+ if (access_type == MMU_DATA_LOAD && (n ? tlb->RI1 : tlb->RI0)) {
return TLBRET_RI;
}
- if (rw != MMU_DATA_STORE || (n ? tlb->D1 : tlb->D0)) {
+ if (access_type != MMU_DATA_STORE || (n ? tlb->D1 : tlb->D0)) {
*physical = tlb->PFN[n] | (address & (mask >> 1));
*prot = PAGE_READ;
if (n ? tlb->D1 : tlb->D0) {