diff options
| author | Benoît Canet <benoit.canet@gmail.com> | 2011-11-17 14:22:59 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-11-24 18:32:03 +0200 |
| commit | 1a4004c7720c0d8d113c3bb180522fa466afd29e (patch) | |
| tree | 3fd109a37d0bb2f6a2fa43ec4b1219a8a89b4bb9 /hw | |
| parent | 382863e2c6caaa07ecedc04f33e569ace746564c (diff) | |
sh7750: convert cache and tlb to memory API
Signed-off-by: Benoit Canet <benoit.canet@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/sh7750.c | 43 |
1 files changed, 22 insertions, 21 deletions
diff --git a/hw/sh7750.c b/hw/sh7750.c index 3bf568de88..6ad76dfee8 100644 --- a/hw/sh7750.c +++ b/hw/sh7750.c @@ -42,6 +42,7 @@ typedef struct SH7750State { MemoryRegion iomem_ff8; MemoryRegion iomem_1fc; MemoryRegion iomem_ffc; + MemoryRegion mmct_iomem; /* CPU */ CPUSH4State *cpu; /* Peripheral frequency in Hz */ @@ -623,18 +624,23 @@ static struct intc_group groups_irl[] = { #define MM_UTLB_DATA (7) #define MM_REGION_TYPE(addr) ((addr & MM_REGION_MASK) >> 24) -static uint32_t invalid_read(void *opaque, target_phys_addr_t addr) +static uint64_t invalid_read(void *opaque, target_phys_addr_t addr) { abort(); return 0; } -static uint32_t sh7750_mmct_readl(void *opaque, target_phys_addr_t addr) +static uint64_t sh7750_mmct_read(void *opaque, target_phys_addr_t addr, + unsigned size) { SH7750State *s = opaque; uint32_t ret = 0; + if (size != 4) { + return invalid_read(opaque, addr); + } + switch (MM_REGION_TYPE(addr)) { case MM_ICACHE_ADDR: case MM_ICACHE_DATA: @@ -664,16 +670,20 @@ static uint32_t sh7750_mmct_readl(void *opaque, target_phys_addr_t addr) } static void invalid_write(void *opaque, target_phys_addr_t addr, - uint32_t mem_value) + uint64_t mem_value) { abort(); } -static void sh7750_mmct_writel(void *opaque, target_phys_addr_t addr, - uint32_t mem_value) +static void sh7750_mmct_write(void *opaque, target_phys_addr_t addr, + uint64_t mem_value, unsigned size) { SH7750State *s = opaque; + if (size != 4) { + invalid_write(opaque, addr, mem_value); + } + switch (MM_REGION_TYPE(addr)) { case MM_ICACHE_ADDR: case MM_ICACHE_DATA: @@ -702,22 +712,15 @@ static void sh7750_mmct_writel(void *opaque, target_phys_addr_t addr, } } -static CPUReadMemoryFunc * const sh7750_mmct_read[] = { - invalid_read, - invalid_read, - sh7750_mmct_readl -}; - -static CPUWriteMemoryFunc * const sh7750_mmct_write[] = { - invalid_write, - invalid_write, - sh7750_mmct_writel +static const struct MemoryRegionOps sh7750_mmct_ops = { + .read = sh7750_mmct_read, + .write = sh7750_mmct_write, + .endianness = DEVICE_NATIVE_ENDIAN, }; SH7750State *sh7750_init(CPUSH4State * cpu, MemoryRegion *sysmem) { SH7750State *s; - int sh7750_mm_cache_and_tlb; /* memory mapped cache and tlb */ s = g_malloc0(sizeof(SH7750State)); s->cpu = cpu; @@ -749,11 +752,9 @@ SH7750State *sh7750_init(CPUSH4State * cpu, MemoryRegion *sysmem) &s->iomem, 0x1fc00000, 0x1000); memory_region_add_subregion(sysmem, 0xffc00000, &s->iomem_ffc); - sh7750_mm_cache_and_tlb = cpu_register_io_memory(sh7750_mmct_read, - sh7750_mmct_write, s, - DEVICE_NATIVE_ENDIAN); - cpu_register_physical_memory(0xf0000000, 0x08000000, - sh7750_mm_cache_and_tlb); + memory_region_init_io(&s->mmct_iomem, &sh7750_mmct_ops, s, + "cache-and-tlb", 0x08000000); + memory_region_add_subregion(sysmem, 0xf0000000, &s->mmct_iomem); sh_intc_init(&s->intc, NR_SOURCES, _INTC_ARRAY(mask_registers), |