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sh_serial: convert to memory API

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Signed-off-by: Benoit Canet <benoit.canet@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Benoît Canet 2011-11-17 14:23:02 +01:00 committed by Avi Kivity
parent b279e5efc0
commit 9a9d0b816b
3 changed files with 47 additions and 39 deletions
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3
hw/sh.h
View File

@ -39,7 +39,8 @@ void tmu012_init(struct MemoryRegion *sysmem, target_phys_addr_t base,
/* sh_serial.c */
#define SH_SERIAL_FEAT_SCIF (1 << 0)
void sh_serial_init (target_phys_addr_t base, int feat,
void sh_serial_init(MemoryRegion *sysmem,
target_phys_addr_t base, int feat,
uint32_t freq, CharDriverState *chr,
qemu_irq eri_source,
qemu_irq rxi_source,

6
hw/sh7750.c
View File

@ -766,13 +766,15 @@ SH7750State *sh7750_init(CPUSH4State * cpu, MemoryRegion *sysmem)
cpu->intc_handle = &s->intc;
sh_serial_init(0x1fe00000, 0, s->periph_freq, serial_hds[0],
sh_serial_init(sysmem, 0x1fe00000,
0, s->periph_freq, serial_hds[0],
s->intc.irqs[SCI1_ERI],
s->intc.irqs[SCI1_RXI],
s->intc.irqs[SCI1_TXI],
s->intc.irqs[SCI1_TEI],
NULL);
sh_serial_init(0x1fe80000, SH_SERIAL_FEAT_SCIF,
sh_serial_init(sysmem, 0x1fe80000,
SH_SERIAL_FEAT_SCIF,
s->periph_freq, serial_hds[1],
s->intc.irqs[SCIF_ERI],
s->intc.irqs[SCIF_RXI],

43
hw/sh_serial.c
View File

@ -27,6 +27,7 @@
#include "hw.h"
#include "sh.h"
#include "qemu-char.h"
#include "exec-memory.h"
//#define DEBUG_SERIAL
@ -39,6 +40,9 @@
#define SH_RX_FIFO_LENGTH (16)
typedef struct {
MemoryRegion iomem;
MemoryRegion iomem_p4;
MemoryRegion iomem_a7;
uint8_t smr;
uint8_t brr;
uint8_t scr;
@ -74,7 +78,8 @@ static void sh_serial_clear_fifo(sh_serial_state * s)
s->rx_tail = 0;
}
static void sh_serial_write(void *opaque, uint32_t offs, uint32_t val)
static void sh_serial_write(void *opaque, target_phys_addr_t offs,
uint64_t val, unsigned size)
{
sh_serial_state *s = opaque;
unsigned char ch;
@ -185,7 +190,8 @@ static void sh_serial_write(void *opaque, uint32_t offs, uint32_t val)
abort();
}
static uint32_t sh_serial_read(void *opaque, uint32_t offs)
static uint64_t sh_serial_read(void *opaque, target_phys_addr_t offs,
unsigned size)
{
sh_serial_state *s = opaque;
uint32_t ret = ~0;
@ -338,19 +344,14 @@ static void sh_serial_event(void *opaque, int event)
sh_serial_receive_break(s);
}
static CPUReadMemoryFunc * const sh_serial_readfn[] = {
&sh_serial_read,
&sh_serial_read,
&sh_serial_read,
static const MemoryRegionOps sh_serial_ops = {
.read = sh_serial_read,
.write = sh_serial_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
static CPUWriteMemoryFunc * const sh_serial_writefn[] = {
&sh_serial_write,
&sh_serial_write,
&sh_serial_write,
};
void sh_serial_init (target_phys_addr_t base, int feat,
void sh_serial_init(MemoryRegion *sysmem,
target_phys_addr_t base, int feat,
uint32_t freq, CharDriverState *chr,
qemu_irq eri_source,
qemu_irq rxi_source,
@ -359,7 +360,6 @@ void sh_serial_init (target_phys_addr_t base, int feat,
qemu_irq bri_source)
{
sh_serial_state *s;
int s_io_memory;
s = g_malloc0(sizeof(sh_serial_state));
@ -381,11 +381,16 @@ void sh_serial_init (target_phys_addr_t base, int feat,
sh_serial_clear_fifo(s);
s_io_memory = cpu_register_io_memory(sh_serial_readfn,
sh_serial_writefn, s,
DEVICE_NATIVE_ENDIAN);
cpu_register_physical_memory(P4ADDR(base), 0x28, s_io_memory);
cpu_register_physical_memory(A7ADDR(base), 0x28, s_io_memory);
memory_region_init_io(&s->iomem, &sh_serial_ops, s,
"serial", 0x100000000ULL);
memory_region_init_alias(&s->iomem_p4, "serial-p4", &s->iomem,
0, 0x28);
memory_region_add_subregion(sysmem, P4ADDR(base), &s->iomem_p4);
memory_region_init_alias(&s->iomem_a7, "serial-a7", &s->iomem,
0, 0x28);
memory_region_add_subregion(sysmem, A7ADDR(base), &s->iomem_a7);
s->chr = chr;