From: Aleksandar Markovic <amarko...@wavecomp.com>
Fixes mostly errors and warings reported by 'checkpatch.pl -f'.
Signed-off-by: Aleksandar Markovic <amarko...@wavecomp.com>
---
target/mips/helper.c | 98 ++++++++++++++++++++++++++++++++--------------------
1 file changed, 60 insertions(+), 38 deletions(-)
diff --git a/target/mips/helper.c b/target/mips/helper.c
index 6e583d3..d7a2c77 100644
--- a/target/mips/helper.c
+++ b/target/mips/helper.c
@@ -39,8 +39,8 @@ enum {
#if !defined(CONFIG_USER_ONLY)
/* no MMU emulation */
-int no_mmu_map_address (CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw, int access_type)
+int no_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
+ target_ulong address, int rw, int access_type)
{
*physical = address;
*prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
@@ -48,26 +48,28 @@ 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, int access_type)
+int fixed_mmu_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
+ target_ulong address, int rw, int access_type)
{
if (address <= (int32_t)0x7FFFFFFFUL) {
- if (!(env->CP0_Status & (1 << CP0St_ERL)))
+ if (!(env->CP0_Status & (1 << CP0St_ERL))) {
*physical = address + 0x40000000UL;
- else
+ } else {
*physical = address;
- } else if (address <= (int32_t)0xBFFFFFFFUL)
+ }
+ } else if (address <= (int32_t)0xBFFFFFFFUL) {
*physical = address & 0x1FFFFFFF;
- else
+ } else {
*physical = address;
+ }
*prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
return TLBRET_MATCH;
}
/* MIPS32/MIPS64 R4000-style MMU emulation */
-int r4k_map_address (CPUMIPSState *env, hwaddr *physical, int *prot,
- target_ulong address, int rw, int access_type)
+int r4k_map_address(CPUMIPSState *env, hwaddr *physical, int *prot,
+ target_ulong address, int rw, int access_type)
{
uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
uint32_t MMID = env->CP0_MemoryMapID;
@@ -105,8 +107,9 @@ int r4k_map_address (CPUMIPSState *env, hwaddr *physical,
int *prot,
if (rw != MMU_DATA_STORE || (n ? tlb->D1 : tlb->D0)) {
*physical = tlb->PFN[n] | (address & (mask >> 1));
*prot = PAGE_READ;
- if (n ? tlb->D1 : tlb->D0)
+ if (n ? tlb->D1 : tlb->D0) {
*prot |= PAGE_WRITE;
+ }
if (!(n ? tlb->XI1 : tlb->XI0)) {
*prot |= PAGE_EXEC;
}
@@ -136,9 +139,10 @@ static int is_seg_am_mapped(unsigned int am, bool eu, int
mmu_idx)
int32_t adetlb_mask;
switch (mmu_idx) {
- case 3 /* ERL */:
- /* If EU is set, always unmapped */
+ case 3:
+ /* ERL */
if (eu) {
+ /* If EU is set, always unmapped */
return 0;
}
/* fall through */
@@ -210,7 +214,7 @@ static int get_segctl_physical_address(CPUMIPSState *env,
hwaddr *physical,
pa & ~(hwaddr)segmask);
}
-static int get_physical_address (CPUMIPSState *env, hwaddr *physical,
+static int get_physical_address(CPUMIPSState *env, hwaddr *physical,
int *prot, target_ulong real_address,
int rw, int access_type, int mmu_idx)
{
@@ -265,7 +269,8 @@ static int get_physical_address (CPUMIPSState *env, hwaddr
*physical,
} else if (address < 0x4000000000000000ULL) {
/* xuseg */
if (UX && address <= (0x3FFFFFFFFFFFFFFFULL & env->SEGMask)) {
- ret = env->tlb->map_address(env, physical, prot, real_address, rw,
access_type);
+ ret = env->tlb->map_address(env, physical, prot, real_address, rw,
+ access_type);
} else {
ret = TLBRET_BADADDR;
}
@@ -273,7 +278,8 @@ static int get_physical_address (CPUMIPSState *env, hwaddr
*physical,
/* xsseg */
if ((supervisor_mode || kernel_mode) &&
SX && address <= (0x7FFFFFFFFFFFFFFFULL & env->SEGMask)) {
- ret = env->tlb->map_address(env, physical, prot, real_address, rw,
access_type);
+ ret = env->tlb->map_address(env, physical, prot, real_address, rw,
+ access_type);
} else {
ret = TLBRET_BADADDR;
}
@@ -313,7 +319,8 @@ static int get_physical_address (CPUMIPSState *env, hwaddr
*physical,
/* xkseg */
if (kernel_mode && KX &&
address <= (0xFFFFFFFF7FFFFFFFULL & env->SEGMask)) {
- ret = env->tlb->map_address(env, physical, prot, real_address, rw,
access_type);
+ ret = env->tlb->map_address(env, physical, prot, real_address, rw,
+ access_type);
} else {
ret = TLBRET_BADADDR;
}
@@ -669,7 +676,7 @@ static int walk_directory(CPUMIPSState *env, uint64_t
*vaddr,
}
static bool page_table_walk_refill(CPUMIPSState *env, vaddr address, int rw,
- int mmu_idx)
+ int mmu_idx)
{
int gdw = (env->CP0_PWSize >> CP0PS_GDW) & 0x3F;
int udw = (env->CP0_PWSize >> CP0PS_UDW) & 0x3F;
@@ -951,7 +958,8 @@ bool mips_cpu_tlb_fill(CPUState *cs, vaddr address, int
size,
}
#ifndef CONFIG_USER_ONLY
-hwaddr cpu_mips_translate_address(CPUMIPSState *env, target_ulong address, int
rw)
+hwaddr cpu_mips_translate_address(CPUMIPSState *env, target_ulong address,
+ int rw)
{
hwaddr physical;
int prot;
@@ -1011,7 +1019,7 @@ static const char * const excp_names[EXCP_LAST + 1] = {
};
#endif
-target_ulong exception_resume_pc (CPUMIPSState *env)
+target_ulong exception_resume_pc(CPUMIPSState *env)
{
target_ulong bad_pc;
target_ulong isa_mode;
@@ -1019,8 +1027,10 @@ target_ulong exception_resume_pc (CPUMIPSState *env)
isa_mode = !!(env->hflags & MIPS_HFLAG_M16);
bad_pc = env->active_tc.PC | isa_mode;
if (env->hflags & MIPS_HFLAG_BMASK) {
- /* If the exception was raised from a delay slot, come back to
- the jump. */
+ /*
+ * If the exception was raised from a delay slot, come back to
+ * the jump.
+ */
bad_pc -= (env->hflags & MIPS_HFLAG_B16 ? 2 : 4);
}
@@ -1102,10 +1112,12 @@ void mips_cpu_do_interrupt(CPUState *cs)
switch (cs->exception_index) {
case EXCP_DSS:
env->CP0_Debug |= 1 << CP0DB_DSS;
- /* Debug single step cannot be raised inside a delay slot and
- resume will always occur on the next instruction
- (but we assume the pc has always been updated during
- code translation). */
+ /*
+ * Debug single step cannot be raised inside a delay slot and
+ * resume will always occur on the next instruction
+ * (but we assume the pc has always been updated during
+ * code translation).
+ */
env->CP0_DEPC = env->active_tc.PC | !!(env->hflags & MIPS_HFLAG_M16);
goto enter_debug_mode;
case EXCP_DINT:
@@ -1117,7 +1129,8 @@ void mips_cpu_do_interrupt(CPUState *cs)
case EXCP_DBp:
env->CP0_Debug |= 1 << CP0DB_DBp;
/* Setup DExcCode - SDBBP instruction */
- env->CP0_Debug = (env->CP0_Debug & ~(0x1fULL << CP0DB_DEC)) | 9 <<
CP0DB_DEC;
+ env->CP0_Debug = (env->CP0_Debug & ~(0x1fULL << CP0DB_DEC)) |
+ (9 << CP0DB_DEC);
goto set_DEPC;
case EXCP_DDBS:
env->CP0_Debug |= 1 << CP0DB_DDBS;
@@ -1138,8 +1151,9 @@ void mips_cpu_do_interrupt(CPUState *cs)
env->hflags |= MIPS_HFLAG_DM | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
/* EJTAG probe trap enable is not implemented... */
- if (!(env->CP0_Status & (1 << CP0St_EXL)))
+ if (!(env->CP0_Status & (1 << CP0St_EXL))) {
env->CP0_Cause &= ~(1U << CP0Ca_BD);
+ }
env->active_tc.PC = env->exception_base + 0x480;
set_hflags_for_handler(env);
break;
@@ -1165,8 +1179,9 @@ void mips_cpu_do_interrupt(CPUState *cs)
}
env->hflags |= MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
- if (!(env->CP0_Status & (1 << CP0St_EXL)))
+ if (!(env->CP0_Status & (1 << CP0St_EXL))) {
env->CP0_Cause &= ~(1U << CP0Ca_BD);
+ }
env->active_tc.PC = env->exception_base;
set_hflags_for_handler(env);
break;
@@ -1182,12 +1197,16 @@ void mips_cpu_do_interrupt(CPUState *cs)
uint32_t pending = (env->CP0_Cause & CP0Ca_IP_mask) >>
CP0Ca_IP;
if (env->CP0_Config3 & (1 << CP0C3_VEIC)) {
- /* For VEIC mode, the external interrupt controller feeds
- * the vector through the CP0Cause IP lines. */
+ /*
+ * For VEIC mode, the external interrupt controller feeds
+ * the vector through the CP0Cause IP lines.
+ */
vector = pending;
} else {
- /* Vectored Interrupts
- * Mask with Status.IM7-IM0 to get enabled interrupts. */
+ /*
+ * Vectored Interrupts
+ * Mask with Status.IM7-IM0 to get enabled interrupts.
+ */
pending &= (env->CP0_Status >> CP0St_IM) & 0xff;
/* Find the highest-priority interrupt. */
while (pending >>= 1) {
@@ -1360,7 +1379,8 @@ void mips_cpu_do_interrupt(CPUState *cs)
env->active_tc.PC += offset;
set_hflags_for_handler(env);
- env->CP0_Cause = (env->CP0_Cause & ~(0x1f << CP0Ca_EC)) | (cause <<
CP0Ca_EC);
+ env->CP0_Cause = (env->CP0_Cause & ~(0x1f << CP0Ca_EC)) |
+ (cause << CP0Ca_EC);
break;
default:
abort();
@@ -1396,7 +1416,7 @@ bool mips_cpu_exec_interrupt(CPUState *cs, int
interrupt_request)
}
#if !defined(CONFIG_USER_ONLY)
-void r4k_invalidate_tlb (CPUMIPSState *env, int idx, int use_extra)
+void r4k_invalidate_tlb(CPUMIPSState *env, int idx, int use_extra)
{
CPUState *cs = env_cpu(env);
r4k_tlb_t *tlb;
@@ -1421,9 +1441,11 @@ void r4k_invalidate_tlb (CPUMIPSState *env, int idx, int
use_extra)
}
if (use_extra && env->tlb->tlb_in_use < MIPS_TLB_MAX) {
- /* For tlbwr, we can shadow the discarded entry into
- a new (fake) TLB entry, as long as the guest can not
- tell that it's there. */
+ /*
+ * For tlbwr, we can shadow the discarded entry into
+ * a new (fake) TLB entry, as long as the guest can not
+ * tell that it's there.
+ */
env->tlb->mmu.r4k.tlb[env->tlb->tlb_in_use] = *tlb;
env->tlb->tlb_in_use++;
return;
--
2.7.4
