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omap_tap: convert to memory API

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Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-11-24 11:58:20 +02:00
parent c304fed7eb
commit 0a9ee1a7d5
2 changed files with 19 additions and 15 deletions
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1
hw/omap.h
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@ -827,6 +827,7 @@ struct omap_mpu_state_s {
MemoryRegion pwl_iomem;
MemoryRegion pwt_iomem;
MemoryRegion mpui_io_iomem;
MemoryRegion tap_iomem;
MemoryRegion imif_ram;
MemoryRegion emiff_ram;

33
hw/omap_tap.c
View File

@ -22,10 +22,15 @@
#include "omap.h"
/* TEST-Chip-level TAP */
static uint32_t omap_tap_read(void *opaque, target_phys_addr_t addr)
static uint64_t omap_tap_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
if (size != 4) {
return omap_badwidth_read32(opaque, addr);
}
switch (addr) {
case 0x204: /* IDCODE_reg */
switch (s->mpu_model) {
@ -87,27 +92,25 @@ static uint32_t omap_tap_read(void *opaque, target_phys_addr_t addr)
}
static void omap_tap_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
uint64_t value, unsigned size)
{
if (size != 4) {
return omap_badwidth_write32(opaque, addr, value);
}
OMAP_BAD_REG(addr);
}
static CPUReadMemoryFunc * const omap_tap_readfn[] = {
omap_badwidth_read32,
omap_badwidth_read32,
omap_tap_read,
};
static CPUWriteMemoryFunc * const omap_tap_writefn[] = {
omap_badwidth_write32,
omap_badwidth_write32,
omap_tap_write,
static const MemoryRegionOps omap_tap_ops = {
.read = omap_tap_read,
.write = omap_tap_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
void omap_tap_init(struct omap_target_agent_s *ta,
struct omap_mpu_state_s *mpu)
{
omap_l4_attach(ta, 0, cpu_register_io_memory(
omap_tap_readfn, omap_tap_writefn, mpu,
DEVICE_NATIVE_ENDIAN));
memory_region_init_io(&mpu->tap_iomem, &omap_tap_ops, mpu, "omap.tap",
omap_l4_region_size(ta, 0));
omap_l4_attach_region(ta, 0, &mpu->tap_iomem);
}