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mcf_uart: convert to memory API

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Signed-off-by: Benoît Canet <benoit.canet@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Benoît Canet 2011-11-24 14:31:13 +01:00 committed by Avi Kivity
parent 653fa85c9a
commit aa6e4986b8
4 changed files with 38 additions and 38 deletions
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11
hw/mcf.h
View File

@ -5,11 +5,14 @@
struct MemoryRegion;
/* mcf_uart.c */
uint32_t mcf_uart_read(void *opaque, target_phys_addr_t addr);
void mcf_uart_write(void *opaque, target_phys_addr_t addr, uint32_t val);
uint64_t mcf_uart_read(void *opaque, target_phys_addr_t addr,
unsigned size);
void mcf_uart_write(void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size);
void *mcf_uart_init(qemu_irq irq, CharDriverState *chr);
void mcf_uart_mm_init(target_phys_addr_t base, qemu_irq irq,
CharDriverState *chr);
void mcf_uart_mm_init(struct MemoryRegion *sysmem,
target_phys_addr_t base,
qemu_irq irq, CharDriverState *chr);
/* mcf_intc.c */
qemu_irq *mcf_intc_init(target_phys_addr_t base, CPUState *env);

25
hw/mcf5206.c
View File

@ -263,16 +263,17 @@ static void m5206_mbar_reset(m5206_mbar_state *s)
s->par = 0;
}
static uint32_t m5206_mbar_read(m5206_mbar_state *s, uint32_t offset)
static uint64_t m5206_mbar_read(m5206_mbar_state *s,
uint64_t offset, unsigned size)
{
if (offset >= 0x100 && offset < 0x120) {
return m5206_timer_read(s->timer[0], offset - 0x100);
} else if (offset >= 0x120 && offset < 0x140) {
return m5206_timer_read(s->timer[1], offset - 0x120);
} else if (offset >= 0x140 && offset < 0x160) {
return mcf_uart_read(s->uart[0], offset - 0x140);
return mcf_uart_read(s->uart[0], offset - 0x140, size);
} else if (offset >= 0x180 && offset < 0x1a0) {
return mcf_uart_read(s->uart[1], offset - 0x180);
return mcf_uart_read(s->uart[1], offset - 0x180, size);
}
switch (offset) {
case 0x03: return s->scr;
@ -301,7 +302,7 @@ static uint32_t m5206_mbar_read(m5206_mbar_state *s, uint32_t offset)
}
static void m5206_mbar_write(m5206_mbar_state *s, uint32_t offset,
uint32_t value)
uint64_t value, unsigned size)
{
if (offset >= 0x100 && offset < 0x120) {
m5206_timer_write(s->timer[0], offset - 0x100, value);
@ -310,10 +311,10 @@ static void m5206_mbar_write(m5206_mbar_state *s, uint32_t offset,
m5206_timer_write(s->timer[1], offset - 0x120, value);
return;
} else if (offset >= 0x140 && offset < 0x160) {
mcf_uart_write(s->uart[0], offset - 0x140, value);
mcf_uart_write(s->uart[0], offset - 0x140, value, size);
return;
} else if (offset >= 0x180 && offset < 0x1a0) {
mcf_uart_write(s->uart[1], offset - 0x180, value);
mcf_uart_write(s->uart[1], offset - 0x180, value, size);
return;
}
switch (offset) {
@ -387,7 +388,7 @@ static uint32_t m5206_mbar_readb(void *opaque, target_phys_addr_t offset)
}
return val & 0xff;
}
return m5206_mbar_read(s, offset);
return m5206_mbar_read(s, offset, 1);
}
static uint32_t m5206_mbar_readw(void *opaque, target_phys_addr_t offset)
@ -411,7 +412,7 @@ static uint32_t m5206_mbar_readw(void *opaque, target_phys_addr_t offset)
val |= m5206_mbar_readb(opaque, offset + 1);
return val;
}
return m5206_mbar_read(s, offset);
return m5206_mbar_read(s, offset, 2);
}
static uint32_t m5206_mbar_readl(void *opaque, target_phys_addr_t offset)
@ -429,7 +430,7 @@ static uint32_t m5206_mbar_readl(void *opaque, target_phys_addr_t offset)
val |= m5206_mbar_readw(opaque, offset + 2);
return val;
}
return m5206_mbar_read(s, offset);
return m5206_mbar_read(s, offset, 4);
}
static void m5206_mbar_writew(void *opaque, target_phys_addr_t offset,
@ -458,7 +459,7 @@ static void m5206_mbar_writeb(void *opaque, target_phys_addr_t offset,
m5206_mbar_writew(opaque, offset & ~1, tmp);
return;
}
m5206_mbar_write(s, offset, value);
m5206_mbar_write(s, offset, value, 1);
}
static void m5206_mbar_writew(void *opaque, target_phys_addr_t offset,
@ -486,7 +487,7 @@ static void m5206_mbar_writew(void *opaque, target_phys_addr_t offset,
m5206_mbar_writeb(opaque, offset + 1, value & 0xff);
return;
}
m5206_mbar_write(s, offset, value);
m5206_mbar_write(s, offset, value, 2);
}
static void m5206_mbar_writel(void *opaque, target_phys_addr_t offset,
@ -504,7 +505,7 @@ static void m5206_mbar_writel(void *opaque, target_phys_addr_t offset,
m5206_mbar_writew(opaque, offset + 2, value & 0xffff);
return;
}
m5206_mbar_write(s, offset, value);
m5206_mbar_write(s, offset, value, 4);
}
static const MemoryRegionOps m5206_mbar_ops = {

6
hw/mcf5208.c
View File

@ -223,9 +223,9 @@ static void mcf5208evb_init(ram_addr_t ram_size,
/* Internal peripherals. */
pic = mcf_intc_init(0xfc048000, env);
mcf_uart_mm_init(0xfc060000, pic[26], serial_hds[0]);
mcf_uart_mm_init(0xfc064000, pic[27], serial_hds[1]);
mcf_uart_mm_init(0xfc068000, pic[28], serial_hds[2]);
mcf_uart_mm_init(address_space_mem, 0xfc060000, pic[26], serial_hds[0]);
mcf_uart_mm_init(address_space_mem, 0xfc064000, pic[27], serial_hds[1]);
mcf_uart_mm_init(address_space_mem, 0xfc068000, pic[28], serial_hds[2]);
mcf5208_sys_init(address_space_mem, pic);

34
hw/mcf_uart.c
View File

@ -8,8 +8,10 @@
#include "hw.h"
#include "mcf.h"
#include "qemu-char.h"
#include "exec-memory.h"
typedef struct {
MemoryRegion iomem;
uint8_t mr[2];
uint8_t sr;
uint8_t isr;
@ -64,7 +66,8 @@ static void mcf_uart_update(mcf_uart_state *s)
qemu_set_irq(s->irq, (s->isr & s->imr) != 0);
}
uint32_t mcf_uart_read(void *opaque, target_phys_addr_t addr)
uint64_t mcf_uart_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
mcf_uart_state *s = (mcf_uart_state *)opaque;
switch (addr & 0x3f) {
@ -182,7 +185,8 @@ static void mcf_do_command(mcf_uart_state *s, uint8_t cmd)
}
}
void mcf_uart_write(void *opaque, target_phys_addr_t addr, uint32_t val)
void mcf_uart_write(void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size)
{
mcf_uart_state *s = (mcf_uart_state *)opaque;
switch (addr & 0x3f) {
@ -283,28 +287,20 @@ void *mcf_uart_init(qemu_irq irq, CharDriverState *chr)
return s;
}
static CPUReadMemoryFunc * const mcf_uart_readfn[] = {
mcf_uart_read,
mcf_uart_read,
mcf_uart_read
static const MemoryRegionOps mcf_uart_ops = {
.read = mcf_uart_read,
.write = mcf_uart_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
static CPUWriteMemoryFunc * const mcf_uart_writefn[] = {
mcf_uart_write,
mcf_uart_write,
mcf_uart_write
};
void mcf_uart_mm_init(target_phys_addr_t base, qemu_irq irq,
void mcf_uart_mm_init(MemoryRegion *sysmem,
target_phys_addr_t base,
qemu_irq irq,
CharDriverState *chr)
{
mcf_uart_state *s;
int iomemtype;
s = mcf_uart_init(irq, chr);
iomemtype = cpu_register_io_memory(mcf_uart_readfn,
mcf_uart_writefn, s,
DEVICE_NATIVE_ENDIAN);
cpu_register_physical_memory(base, 0x40, iomemtype);
memory_region_init_io(&s->iomem, &mcf_uart_ops, s, "uart", 0x40);
memory_region_add_subregion(sysmem, base, &s->iomem);
}