static void cvm_oct_configure_common_hw(void)
{
/* Setup the FPA */
cvmx_fpa_enable();
cvm_oct_mem_fill_fpa(CVMX_FPA_PACKET_POOL, CVMX_FPA_PACKET_POOL_SIZE,
num_packet_buffers);
cvm_oct_mem_fill_fpa(CVMX_FPA_WQE_POOL, CVMX_FPA_WQE_POOL_SIZE,
num_packet_buffers);
if (CVMX_FPA_OUTPUT_BUFFER_POOL != CVMX_FPA_PACKET_POOL)
cvm_oct_mem_fill_fpa(CVMX_FPA_OUTPUT_BUFFER_POOL,
CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE, 1024);
#ifdef __LITTLE_ENDIAN
{
union cvmx_ipd_ctl_status ipd_ctl_status;
ipd_ctl_status.u64 = cvmx_read_csr(CVMX_IPD_CTL_STATUS);
ipd_ctl_status.s.pkt_lend = 1;
ipd_ctl_status.s.wqe_lend = 1;
cvmx_write_csr(CVMX_IPD_CTL_STATUS, ipd_ctl_status.u64);
}
#endif
cvmx_helper_setup_red(num_packet_buffers / 4, num_packet_buffers / 8);
}
static __init void cvm_oct_configure_common_hw(void)
{
/* Setup the FPA */
cvmx_fpa_enable();
cvm_oct_mem_fill_fpa(CVMX_FPA_PACKET_POOL, CVMX_FPA_PACKET_POOL_SIZE,
num_packet_buffers);
cvm_oct_mem_fill_fpa(CVMX_FPA_WQE_POOL, CVMX_FPA_WQE_POOL_SIZE,
num_packet_buffers);
if (CVMX_FPA_OUTPUT_BUFFER_POOL != CVMX_FPA_PACKET_POOL)
cvm_oct_mem_fill_fpa(CVMX_FPA_OUTPUT_BUFFER_POOL,
CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE, 128);
if (USE_RED)
cvmx_helper_setup_red(num_packet_buffers / 4,
num_packet_buffers / 8);
}
/**
* Configure common hardware for all interfaces
*/
static void cvm_oct_configure_common_hw(device_t bus)
{
struct octebus_softc *sc;
int pko_queues;
int error;
int rid;
sc = device_get_softc(bus);
/* Setup the FPA */
cvmx_fpa_enable();
cvm_oct_mem_fill_fpa(CVMX_FPA_PACKET_POOL, CVMX_FPA_PACKET_POOL_SIZE,
num_packet_buffers);
cvm_oct_mem_fill_fpa(CVMX_FPA_WQE_POOL, CVMX_FPA_WQE_POOL_SIZE,
num_packet_buffers);
if (CVMX_FPA_OUTPUT_BUFFER_POOL != CVMX_FPA_PACKET_POOL) {
/*
* If the FPA uses different pools for output buffers and
* packets, size the output buffer pool based on the number
* of PKO queues.
*/
if (OCTEON_IS_MODEL(OCTEON_CN38XX))
pko_queues = 128;
else if (OCTEON_IS_MODEL(OCTEON_CN3XXX))
pko_queues = 32;
else if (OCTEON_IS_MODEL(OCTEON_CN50XX))
pko_queues = 32;
else
pko_queues = 256;
cvm_oct_num_output_buffers = 4 * pko_queues;
cvm_oct_mem_fill_fpa(CVMX_FPA_OUTPUT_BUFFER_POOL,
CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE,
cvm_oct_num_output_buffers);
}
if (USE_RED)
cvmx_helper_setup_red(num_packet_buffers/4,
num_packet_buffers/8);
/* Enable the MII interface */
if (cvmx_sysinfo_get()->board_type != CVMX_BOARD_TYPE_SIM)
cvmx_write_csr(CVMX_SMI_EN, 1);
/* Register an IRQ hander for to receive POW interrupts */
rid = 0;
sc->sc_rx_irq = bus_alloc_resource(bus, SYS_RES_IRQ, &rid,
OCTEON_IRQ_WORKQ0 + pow_receive_group,
OCTEON_IRQ_WORKQ0 + pow_receive_group,
1, RF_ACTIVE);
if (sc->sc_rx_irq == NULL) {
device_printf(bus, "could not allocate workq irq");
return;
}
error = bus_setup_intr(bus, sc->sc_rx_irq, INTR_TYPE_NET | INTR_MPSAFE,
cvm_oct_do_interrupt, NULL, cvm_oct_device,
&sc->sc_rx_intr_cookie);
if (error != 0) {
device_printf(bus, "could not setup workq irq");
return;
}
#ifdef SMP
{
cvmx_ciu_intx0_t en;
int core;
CPU_FOREACH(core) {
if (core == PCPU_GET(cpuid))
continue;
en.u64 = cvmx_read_csr(CVMX_CIU_INTX_EN0(core*2));
en.s.workq |= (1<<pow_receive_group);
cvmx_write_csr(CVMX_CIU_INTX_EN0(core*2), en.u64);
}
}
#endif
}
