void omap_tap_init(struct omap_target_agent_s *ta,
struct omap_mpu_state_s *mpu)
{
memory_region_init_io(&mpu->tap_iomem, &omap_tap_ops, mpu, "omap.tap",
omap_l4_region_size(ta, 0));
omap_l4_attach(ta, 0, &mpu->tap_iomem);
}
struct omap_target_agent_s *omap2_l4ta_init(struct omap_l4_s *bus,
const struct omap_l4_region_s *regions,
const struct omap2_l4_agent_info_s *agents,
int cs)
{
int i;
struct omap_target_agent_s *ta = NULL;
const struct omap2_l4_agent_info_s *info = NULL;
for (i = 0; i < bus->ta_num; i ++)
if (agents[i].ta == cs) {
ta = &bus->ta[i];
info = &agents[i];
break;
}
if (!ta) {
fprintf(stderr, "%s: bad target agent (%i)\n", __FUNCTION__, cs);
exit(-1);
}
ta->bus = bus;
ta->start = ®ions[info->region];
ta->regions = info->regions;
ta->component = ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
ta->status = 0x00000000;
ta->control = 0x00000200; /* XXX 01000200 for L4TAO */
memory_region_init_io(&ta->iomem, NULL, &omap_l4ta_ops, ta, "omap.l4ta",
omap_l4_region_size(ta, info->ta_region));
omap_l4_attach(ta, info->ta_region, &ta->iomem);
return ta;
}
struct omap_target_agent_s *omap3_l4ta_init(
struct omap_l4_s *bus,
const struct omap_l4_region_s *regions,
const struct omap3_l4_agent_info_s *agents,
int cs)
{
#if defined(L4_MUX_HACK) || !defined(OMAP3_REDUCE_IOREGIONS)
int iomemtype;
#endif
int i;
struct omap_target_agent_s *ta = NULL;
const struct omap3_l4_agent_info_s *info = NULL;
for (i = 0; i < bus->ta_num; i++)
if (agents[i].agent_id == cs) {
ta = &bus->ta[i];
info = &agents[i];
break;
}
if (!ta) {
hw_error("%s: invalid agent id (%i)", __FUNCTION__, cs);
}
if (ta->bus) {
hw_error("%s: target agent (%d) already initialized", __FUNCTION__,
cs);
}
ta->bus = bus;
ta->start = ®ions[info->first_region_id];
ta->regions = info->region_count;
ta->component = ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
ta->status = 0x00000000;
ta->control = 0x00000200;
for (i = 0; i < info->region_count; i++)
if (regions[info->first_region_id + i].access == L4TYPE_TA)
break;
if (i >= info->region_count) {
hw_error("%s: specified agent (%d) has no TA region", __FUNCTION__,
cs);
}
#if defined(L4_MUX_HACK) || !defined(OMAP3_REDUCE_IOREGIONS)
iomemtype = l4_register_io_memory(0, omap3_l4ta_readfn,
omap3_l4ta_writefn, ta);
ta->base = omap_l4_attach(ta, i, iomemtype);
register_savevm("omap3_l4ta", ta->base >> 8, 0,
omap3_l4ta_save_state, omap3_l4ta_load_state, ta);
#else
ta->base = ta->bus->base + ta->start[i].offset;
#endif
return ta;
}
struct omap_synctimer_s *omap_synctimer_init(struct omap_target_agent_s *ta,
struct omap_mpu_state_s *mpu, omap_clk fclk, omap_clk iclk)
{
struct omap_synctimer_s *s = g_malloc0(sizeof(*s));
omap_synctimer_reset(s);
omap_l4_attach(ta, 0, l4_register_io_memory(
omap_synctimer_readfn, omap_synctimer_writefn, s));
return s;
}
struct omap_synctimer_s *omap_synctimer_init(struct omap_target_agent_s *ta,
struct omap_mpu_state_s *mpu, omap_clk fclk, omap_clk iclk)
{
struct omap_synctimer_s *s = g_malloc0(sizeof(*s));
omap_synctimer_reset(s);
memory_region_init_io(&s->iomem, NULL, &omap_synctimer_ops, s, "omap.synctimer",
omap_l4_region_size(ta, 0));
omap_l4_attach(ta, 0, &s->iomem);
return s;
}
struct omap_uart_s *omap2_uart_init(struct omap_target_agent_s *ta,
qemu_irq irq, omap_clk fclk, omap_clk iclk,
qemu_irq txdma, qemu_irq rxdma, CharDriverState *chr)
{
target_phys_addr_t base = omap_l4_attach(ta, 0, 0);
struct omap_uart_s *s = omap_uart_init(base, irq,
fclk, iclk, txdma, rxdma, chr);
int iomemtype = cpu_register_io_memory(omap_uart_readfn,
omap_uart_writefn, s);
s->ta = ta;
cpu_register_physical_memory(base + 0x20, 0x100, iomemtype);
return s;
}
struct omap_uart_s *omap2_uart_init(MemoryRegion *sysmem,
struct omap_target_agent_s *ta,
qemu_irq irq, omap_clk fclk, omap_clk iclk,
qemu_irq txdma, qemu_irq rxdma,
const char *label, CharDriverState *chr)
{
hwaddr base = omap_l4_attach(ta, 0, NULL);
struct omap_uart_s *s = omap_uart_init(base, irq,
fclk, iclk, txdma, rxdma, label, chr);
memory_region_init_io(&s->iomem, &omap_uart_ops, s, "omap.uart", 0x100);
s->ta = ta;
memory_region_add_subregion(sysmem, base + 0x20, &s->iomem);
return s;
}
struct omap_target_agent_s *omap2_l4ta_init(
struct omap_l4_s *bus,
const struct omap_l4_region_s *regions,
const struct omap2_l4_agent_info_s *agents,
int cs)
{
int i, iomemtype;
struct omap_target_agent_s *ta = NULL;
const struct omap2_l4_agent_info_s *info = NULL;
for (i = 0; i < bus->ta_num; i ++) {
if (agents[i].ta == cs) {
ta = &bus->ta[i];
info = &agents[i];
break;
}
}
if (!ta) {
fprintf(stderr, "%s: bad target agent (%i)\n", __FUNCTION__, cs);
exit(-1);
}
ta->bus = bus;
ta->start = ®ions[info->region];
ta->regions = info->regions;
ta->component = ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
ta->status = 0x00000000;
ta->control = 0x00000200; /* XXX 01000200 for L4TAO */
iomemtype = l4_register_io_memory(omap2_l4ta_readfn,
omap2_l4ta_writefn, ta);
ta->base = omap_l4_attach(ta, info->ta_region, iomemtype);
return ta;
}
void omap_tap_init(struct omap_target_agent_s *ta,
struct omap_mpu_state_s *mpu)
{
omap_l4_attach(ta, 0, l4_register_io_memory(
omap_tap_readfn, omap_tap_writefn, mpu));
}
