mirror of https://github.com/proxmox/mirror_qemu
hw/net/cadence_gem: use FIELD to describe NWCTRL register fields
Use the FIELD macro to describe the NWCTRL register fields. Signed-off-by: Luc Michel <luc.michel@amd.com> Reviewed-by: sai.pavan.boddu@amd.com Message-id: 20231017194422.4124691-4-luc.michel@amd.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>master
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b46b526c08
commit
bd8a922d2f
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@ -46,6 +46,38 @@
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} while (0)
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REG32(NWCTRL, 0x0) /* Network Control reg */
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FIELD(NWCTRL, LOOPBACK , 0, 1)
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FIELD(NWCTRL, LOOPBACK_LOCAL , 1, 1)
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FIELD(NWCTRL, ENABLE_RECEIVE, 2, 1)
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FIELD(NWCTRL, ENABLE_TRANSMIT, 3, 1)
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FIELD(NWCTRL, MAN_PORT_EN , 4, 1)
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FIELD(NWCTRL, CLEAR_ALL_STATS_REGS , 5, 1)
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FIELD(NWCTRL, INC_ALL_STATS_REGS, 6, 1)
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FIELD(NWCTRL, STATS_WRITE_EN, 7, 1)
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FIELD(NWCTRL, BACK_PRESSURE, 8, 1)
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FIELD(NWCTRL, TRANSMIT_START , 9, 1)
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FIELD(NWCTRL, TRANSMIT_HALT, 10, 1)
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FIELD(NWCTRL, TX_PAUSE_FRAME_RE, 11, 1)
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FIELD(NWCTRL, TX_PAUSE_FRAME_ZE, 12, 1)
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FIELD(NWCTRL, STATS_TAKE_SNAP, 13, 1)
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FIELD(NWCTRL, STATS_READ_SNAP, 14, 1)
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FIELD(NWCTRL, STORE_RX_TS, 15, 1)
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FIELD(NWCTRL, PFC_ENABLE, 16, 1)
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FIELD(NWCTRL, PFC_PRIO_BASED, 17, 1)
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FIELD(NWCTRL, FLUSH_RX_PKT_PCLK , 18, 1)
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FIELD(NWCTRL, TX_LPI_EN, 19, 1)
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FIELD(NWCTRL, PTP_UNICAST_ENA, 20, 1)
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FIELD(NWCTRL, ALT_SGMII_MODE, 21, 1)
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FIELD(NWCTRL, STORE_UDP_OFFSET, 22, 1)
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FIELD(NWCTRL, EXT_TSU_PORT_EN, 23, 1)
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FIELD(NWCTRL, ONE_STEP_SYNC_MO, 24, 1)
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FIELD(NWCTRL, PFC_CTRL , 25, 1)
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FIELD(NWCTRL, EXT_RXQ_SEL_EN , 26, 1)
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FIELD(NWCTRL, OSS_CORRECTION_FIELD, 27, 1)
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FIELD(NWCTRL, SEL_MII_ON_RGMII, 28, 1)
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FIELD(NWCTRL, TWO_PT_FIVE_GIG, 29, 1)
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FIELD(NWCTRL, IFG_EATS_QAV_CREDIT, 30, 1)
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REG32(NWCFG, 0x4) /* Network Config reg */
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REG32(NWSTATUS, 0x8) /* Network Status reg */
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REG32(USERIO, 0xc) /* User IO reg */
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@ -204,11 +236,6 @@ REG32(TYPE2_COMPARE_0_WORD_1, 0x704)
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FIELD(TYPE2_COMPARE_0_WORD_1, COMPARE_VLAN_ID, 10, 1)
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/*****************************************/
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#define GEM_NWCTRL_TXSTART 0x00000200 /* Transmit Enable */
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#define GEM_NWCTRL_TXENA 0x00000008 /* Transmit Enable */
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#define GEM_NWCTRL_RXENA 0x00000004 /* Receive Enable */
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#define GEM_NWCTRL_LOCALLOOP 0x00000002 /* Local Loopback */
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#define GEM_NWCFG_STRIP_FCS 0x00020000 /* Strip FCS field */
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#define GEM_NWCFG_LERR_DISC 0x00010000 /* Discard RX frames with len err */
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#define GEM_NWCFG_BUFF_OFST_M 0x0000C000 /* Receive buffer offset mask */
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@ -560,7 +587,7 @@ static bool gem_can_receive(NetClientState *nc)
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s = qemu_get_nic_opaque(nc);
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/* Do nothing if receive is not enabled. */
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if (!(s->regs[R_NWCTRL] & GEM_NWCTRL_RXENA)) {
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if (!FIELD_EX32(s->regs[R_NWCTRL], NWCTRL, ENABLE_RECEIVE)) {
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if (s->can_rx_state != 1) {
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s->can_rx_state = 1;
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DB_PRINT("can't receive - no enable\n");
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@ -1173,7 +1200,7 @@ static void gem_transmit(CadenceGEMState *s)
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int q = 0;
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/* Do nothing if transmit is not enabled. */
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if (!(s->regs[R_NWCTRL] & GEM_NWCTRL_TXENA)) {
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if (!FIELD_EX32(s->regs[R_NWCTRL], NWCTRL, ENABLE_TRANSMIT)) {
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return;
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}
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@ -1198,7 +1225,7 @@ static void gem_transmit(CadenceGEMState *s)
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while (tx_desc_get_used(desc) == 0) {
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/* Do nothing if transmit is not enabled. */
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if (!(s->regs[R_NWCTRL] & GEM_NWCTRL_TXENA)) {
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if (!FIELD_EX32(s->regs[R_NWCTRL], NWCTRL, ENABLE_TRANSMIT)) {
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return;
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}
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print_gem_tx_desc(desc, q);
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@ -1271,8 +1298,8 @@ static void gem_transmit(CadenceGEMState *s)
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gem_transmit_updatestats(s, s->tx_packet, total_bytes);
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/* Send the packet somewhere */
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if (s->phy_loop || (s->regs[R_NWCTRL] &
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GEM_NWCTRL_LOCALLOOP)) {
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if (s->phy_loop || FIELD_EX32(s->regs[R_NWCTRL], NWCTRL,
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LOOPBACK_LOCAL)) {
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qemu_receive_packet(qemu_get_queue(s->nic), s->tx_packet,
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total_bytes);
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} else {
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@ -1493,15 +1520,15 @@ static void gem_write(void *opaque, hwaddr offset, uint64_t val,
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/* Handle register write side effects */
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switch (offset) {
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case R_NWCTRL:
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if (val & GEM_NWCTRL_RXENA) {
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if (FIELD_EX32(val, NWCTRL, ENABLE_RECEIVE)) {
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for (i = 0; i < s->num_priority_queues; ++i) {
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gem_get_rx_desc(s, i);
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}
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}
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if (val & GEM_NWCTRL_TXSTART) {
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if (FIELD_EX32(val, NWCTRL, TRANSMIT_START)) {
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gem_transmit(s);
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}
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if (!(val & GEM_NWCTRL_TXENA)) {
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if (!(FIELD_EX32(val, NWCTRL, ENABLE_TRANSMIT))) {
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/* Reset to start of Q when transmit disabled. */
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for (i = 0; i < s->num_priority_queues; i++) {
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s->tx_desc_addr[i] = gem_get_tx_queue_base_addr(s, i);
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