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author | Gregory Nutt <gnutt@nuttx.org> | 2014-06-09 12:24:39 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2014-06-09 12:24:39 -0600 |
commit | c21d89c3ad789b2c4c52afd4956f66ac3e36d056 (patch) | |
tree | f0b0878a5d7ff3be7a5444e8eab6d058df030e5c /nuttx/arch | |
parent | 3538ec463454b15e2e8ccf5485c90420ade4473c (diff) | |
download | px4-nuttx-c21d89c3ad789b2c4c52afd4956f66ac3e36d056.tar.gz px4-nuttx-c21d89c3ad789b2c4c52afd4956f66ac3e36d056.tar.bz2 px4-nuttx-c21d89c3ad789b2c4c52afd4956f66ac3e36d056.zip |
Add logic to select between incompatible SAMA5D3 and SAMA5D4 EMAC header files
Diffstat (limited to 'nuttx/arch')
-rw-r--r-- | nuttx/arch/arm/src/sama5/chip/sam_emac.h | 422 | ||||
-rw-r--r-- | nuttx/arch/arm/src/sama5/chip/sama5d3x_emac.h | 456 |
2 files changed, 466 insertions, 412 deletions
diff --git a/nuttx/arch/arm/src/sama5/chip/sam_emac.h b/nuttx/arch/arm/src/sama5/chip/sam_emac.h index f86a8dc97..fb5529a9a 100644 --- a/nuttx/arch/arm/src/sama5/chip/sam_emac.h +++ b/nuttx/arch/arm/src/sama5/chip/sam_emac.h @@ -1,7 +1,7 @@ /************************************************************************************ * arch/arm/src/sama5/chip/sam_emac.h * - * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Copyright (C) 2013-2014 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -41,416 +41,14 @@ ************************************************************************************/ #include <nuttx/config.h> -#include "chip/sam_memorymap.h" - -/************************************************************************************ - * Pre-processor Definitions - ************************************************************************************/ -/* EMAC Register Offsets ************************************************************/ - -#define SAM_EMAC_NCR_OFFSET 0x0000 /* Network Control Register */ -#define SAM_EMAC_NCFGR_OFFSET 0x0004 /* Network Configuration Register */ -#define SAM_EMAC_NSR_OFFSET 0x0008 /* Network Status Register */ - /* 0x000c-0x0010 Reserved */ -#define SAM_EMAC_TSR_OFFSET 0x0014 /* Transmit Status Register */ -#define SAM_EMAC_RBQP_OFFSET 0x0018 /* Receive Buffer Queue Pointer Register */ -#define SAM_EMAC_TBQP_OFFSET 0x001c /* Transmit Buffer Queue Pointer Register */ -#define SAM_EMAC_RSR_OFFSET 0x0020 /* Receive Status Register */ -#define SAM_EMAC_ISR_OFFSET 0x0024 /* Interrupt Status Register */ -#define SAM_EMAC_IER_OFFSET 0x0028 /* Interrupt Enable Register */ -#define SAM_EMAC_IDR_OFFSET 0x002c /* Interrupt Disable Register */ -#define SAM_EMAC_IMR_OFFSET 0x0030 /* Interrupt Mask Register */ -#define SAM_EMAC_MAN_OFFSET 0x0034 /* Phy Maintenance Register */ -#define SAM_EMAC_PTR_OFFSET 0x0038 /* Pause Time Register */ -#define SAM_EMAC_PFR_OFFSET 0x003c /* Pause Frames Received Register */ -#define SAM_EMAC_FTO_OFFSET 0x0040 /* Frames Transmitted Ok Register */ -#define SAM_EMAC_SCF_OFFSET 0x0044 /* Single Collision Frames Register */ -#define SAM_EMAC_MCF_OFFSET 0x0048 /* Multiple Collision Frames Register */ -#define SAM_EMAC_FRO_OFFSET 0x004c /* Frames Received Ok Register */ -#define SAM_EMAC_FCSE_OFFSET 0x0050 /* Frame Check Sequence Errors Register */ -#define SAM_EMAC_ALE_OFFSET 0x0054 /* Alignment Errors Register */ -#define SAM_EMAC_DTF_OFFSET 0x0058 /* Deferred Transmission Frames Register */ -#define SAM_EMAC_LCOL_OFFSET 0x005c /* Late Collisions Register */ -#define SAM_EMAC_ECOL_OFFSET 0x0060 /* Excessive Collisions Register */ -#define SAM_EMAC_TUND_OFFSET 0x0064 /* Transmit Underrun Errors Register */ -#define SAM_EMAC_CSE_OFFSET 0x0068 /* Carrier Sense Errors Register */ -#define SAM_EMAC_RRE_OFFSET 0x006c /* Receive Resource Errors Register */ -#define SAM_EMAC_ROV_OFFSET 0x0070 /* Receive Overrun Errors Register */ -#define SAM_EMAC_RSE_OFFSET 0x0074 /* Receive Symbol Errors Register */ -#define SAM_EMAC_ELE_OFFSET 0x0078 /* Excessive Length Errors Register */ -#define SAM_EMAC_RJA_OFFSET 0x007c /* Receive Jabbers Register */ -#define SAM_EMAC_USF_OFFSET 0x0080 /* Undersize Frames Register */ -#define SAM_EMAC_STE_OFFSET 0x0084 /* SQE Test Errors Register */ -#define SAM_EMAC_RLE_OFFSET 0x0088 /* Received Length Field Mismatch Register */ -#define SAM_EMAC_HRB_OFFSET 0x0090 /* Hash Register Bottom [31:0] Register */ -#define SAM_EMAC_HRT_OFFSET 0x0094 /* Hash Register Top [63:32] Register */ -#define SAM_EMAC_SA1B_OFFSET 0x0098 /* Specific Address 1 Bottom Register */ -#define SAM_EMAC_SA1T_OFFSET 0x009c /* Specific Address 1 Top Register */ -#define SAM_EMAC_SA2B_OFFSET 0x00a0 /* Specific Address 2 Bottom Register */ -#define SAM_EMAC_SA2T_OFFSET 0x00a4 /* Specific Address 2 Top Register */ -#define SAM_EMAC_SA3B_OFFSET 0x00a8 /* Specific Address 3 Bottom Register */ -#define SAM_EMAC_SA3T_OFFSET 0x00ac /* Specific Address 3 Top Register */ -#define SAM_EMAC_SA4B_OFFSET 0x00b0 /* Specific Address 4 Bottom Register */ -#define SAM_EMAC_SA4T_OFFSET 0x00b4 /* Specific Address 4 Top Register */ -#define SAM_EMAC_TID_OFFSET 0x00b8 /* Type ID Checking Register */ -#define SAM_EMAC_USRIO_OFFSET 0x00c0 /* User Input/Output Register */ -#define SAM_EMAC_WOL_OFFSET 0x00c4 /* Wake on LAN Register */ - /* 0x00c8-0x00fc Reserved */ - -/* EMAC Register Addresses **********************************************************/ - -#define SAM_EMAC_NCR (SAM_EMAC_VBASE+SAM_EMAC_NCR_OFFSET) -#define SAM_EMAC_NCFGR (SAM_EMAC_VBASE+SAM_EMAC_NCFGR_OFFSET) -#define SAM_EMAC_NSR (SAM_EMAC_VBASE+SAM_EMAC_NSR_OFFSET) -#define SAM_EMAC_TSR (SAM_EMAC_VBASE+SAM_EMAC_TSR_OFFSET) -#define SAM_EMAC_RBQP (SAM_EMAC_VBASE+SAM_EMAC_RBQP_OFFSET) -#define SAM_EMAC_TBQP (SAM_EMAC_VBASE+SAM_EMAC_TBQP_OFFSET) -#define SAM_EMAC_RSR (SAM_EMAC_VBASE+SAM_EMAC_RSR_OFFSET) -#define SAM_EMAC_ISR (SAM_EMAC_VBASE+SAM_EMAC_ISR_OFFSET) -#define SAM_EMAC_IER (SAM_EMAC_VBASE+SAM_EMAC_IER_OFFSET) -#define SAM_EMAC_IDR (SAM_EMAC_VBASE+SAM_EMAC_IDR_OFFSET) -#define SAM_EMAC_IMR (SAM_EMAC_VBASE+SAM_EMAC_IMR_OFFSET) -#define SAM_EMAC_MAN (SAM_EMAC_VBASE+SAM_EMAC_MAN_OFFSET) -#define SAM_EMAC_PTR (SAM_EMAC_VBASE+SAM_EMAC_PTR_OFFSET) -#define SAM_EMAC_PFR (SAM_EMAC_VBASE+SAM_EMAC_PFR_OFFSET) -#define SAM_EMAC_FTO (SAM_EMAC_VBASE+SAM_EMAC_FTO_OFFSET) -#define SAM_EMAC_SCF (SAM_EMAC_VBASE+SAM_EMAC_SCF_OFFSET) -#define SAM_EMAC_MCF (SAM_EMAC_VBASE+SAM_EMAC_MCF_OFFSET) -#define SAM_EMAC_FRO (SAM_EMAC_VBASE+SAM_EMAC_FRO_OFFSET) -#define SAM_EMAC_FCSE (SAM_EMAC_VBASE+SAM_EMAC_FCSE_OFFSET) -#define SAM_EMAC_ALE (SAM_EMAC_VBASE+SAM_EMAC_ALE_OFFSET) -#define SAM_EMAC_DTF (SAM_EMAC_VBASE+SAM_EMAC_DTF_OFFSET) -#define SAM_EMAC_LCOL (SAM_EMAC_VBASE+SAM_EMAC_LCOL_OFFSET) -#define SAM_EMAC_ECOL (SAM_EMAC_VBASE+SAM_EMAC_ECOL_OFFSET) -#define SAM_EMAC_TUND (SAM_EMAC_VBASE+SAM_EMAC_TUND_OFFSET) -#define SAM_EMAC_CSE (SAM_EMAC_VBASE+SAM_EMAC_CSE_OFFSET) -#define SAM_EMAC_RRE (SAM_EMAC_VBASE+SAM_EMAC_RRE_OFFSET) -#define SAM_EMAC_ROV (SAM_EMAC_VBASE+SAM_EMAC_ROV_OFFSET) -#define SAM_EMAC_RSE (SAM_EMAC_VBASE+SAM_EMAC_RSE_OFFSET) -#define SAM_EMAC_ELE (SAM_EMAC_VBASE+SAM_EMAC_ELE_OFFSET) -#define SAM_EMAC_RJA (SAM_EMAC_VBASE+SAM_EMAC_RJA_OFFSET) -#define SAM_EMAC_USF (SAM_EMAC_VBASE+SAM_EMAC_USF_OFFSET) -#define SAM_EMAC_STE (SAM_EMAC_VBASE+SAM_EMAC_STE_OFFSET) -#define SAM_EMAC_RLE (SAM_EMAC_VBASE+SAM_EMAC_RLE_OFFSET) -#define SAM_EMAC_HRB (SAM_EMAC_VBASE+SAM_EMAC_HRB_OFFSET) -#define SAM_EMAC_HRT (SAM_EMAC_VBASE+SAM_EMAC_HRT_OFFSET) -#define SAM_EMAC_SA1B (SAM_EMAC_VBASE+SAM_EMAC_SA1B_OFFSET) -#define SAM_EMAC_SA1T (SAM_EMAC_VBASE+SAM_EMAC_SA1T_OFFSET) -#define SAM_EMAC_SA2B (SAM_EMAC_VBASE+SAM_EMAC_SA2B_OFFSET) -#define SAM_EMAC_SA2T (SAM_EMAC_VBASE+SAM_EMAC_SA2T_OFFSET) -#define SAM_EMAC_SA3B (SAM_EMAC_VBASE+SAM_EMAC_SA3B_OFFSET) -#define SAM_EMAC_SA3T (SAM_EMAC_VBASE+SAM_EMAC_SA3T_OFFSET) -#define SAM_EMAC_SA4B (SAM_EMAC_VBASE+SAM_EMAC_SA4B_OFFSET) -#define SAM_EMAC_SA4T (SAM_EMAC_VBASE+SAM_EMAC_SA4T_OFFSET) -#define SAM_EMAC_TID (SAM_EMAC_VBASE+SAM_EMAC_TID_OFFSET) -#define SAM_EMAC_USRIO (SAM_EMAC_VBASE+SAM_EMAC_USRIO_OFFSET) -#define SAM_EMAC_WOL (SAM_EMAC_VBASE+SAM_EMAC_WOL_OFFSET) - -/* EMAC Register Bit Definitions ****************************************************/ - -/* Network Control Register */ - -#define EMAC_NCR_LB (1 << 0) /* Bit 0: LoopBack */ -#define EMAC_NCR_LLB (1 << 1) /* Bit 1: Loopback local */ -#define EMAC_NCR_RE (1 << 2) /* Bit 2: Receive enable */ -#define EMAC_NCR_TE (1 << 3) /* Bit 3: Transmit enable */ -#define EMAC_NCR_MPE (1 << 4) /* Bit 4: Management port enable */ -#define EMAC_NCR_CLRSTAT (1 << 5) /* Bit 5: Clear statistics registers */ -#define EMAC_NCR_INCSTAT (1 << 6) /* Bit 6: Increment statistics registers */ -#define EMAC_NCR_WESTAT (1 << 7) /* Bit 7: Write enable for statistics registers */ -#define EMAC_NCR_BP (1 << 8) /* Bit 8: Back pressure */ -#define EMAC_NCR_TSTART (1 << 9) /* Bit 9: Start transmission */ -#define EMAC_NCR_THALT (1 << 10) /* Bit 10: Transmit halt */ - -/* Network Configuration Register */ - -#define EMAC_NCFGR_SPD (1 << 0) /* Bit 0: Speed */ -#define EMAC_NCFGR_FD (1 << 1) /* Bit 1: Full Duplex */ -#define EMAC_NCFGR_JFRAME (1 << 3) /* Bit 3: Jumbo Frames */ -#define EMAC_NCFGR_CAF (1 << 4) /* Bit 4: Copy All Frames */ -#define EMAC_NCFGR_NBC (1 << 5) /* Bit 5: No Broadcast */ -#define EMAC_NCFGR_MTI (1 << 6) /* Bit 6: Multicast Hash Enable */ -#define EMAC_NCFGR_UNI (1 << 7) /* Bit 7: Unicast Hash Enable */ -#define EMAC_NCFGR_BIG (1 << 8) /* Bit 8: Receive 1536 bytes frames */ -#define EMAC_NCFGR_CLK_SHIFT (10) /* Bits 10-11: MDC clock divider */ -#define EMAC_NCFGR_CLK_MASK (3 << EMAC_NCFGR_CLK_SHIFT) -# define EMAC_NCFGR_CLK_DIV8 (0 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 8 (MCK up to 20 MHz) */ -# define EMAC_NCFGR_CLK_DIV16 (1 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 16 (MCK up to 40 MHz) */ -# define EMAC_NCFGR_CLK_DIV32 (2 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 32 (MCK up to 80 MHz) */ -# define EMAC_NCFGR_CLK_DIV64 (3 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 64 (MCK up to 160 MHz) */ -#define EMAC_NCFGR_RTY (1 << 12) /* Bit 12: Retry test */ -#define EMAC_NCFGR_PAE (1 << 13) /* Bit 13: Pause Enable */ -#define EMAC_NCFGR_RBOF_SHIFT (14) /* Bits 14-15: Receive Buffer Offset */ -#define EMAC_NCFGR_RBOF_MASK (3 << EMAC_NCFGR_RBOF_SHIFT) -# define EMAC_NCFGR_RBOF_NONE (0 << EMAC_NCFGR_RBOF_SHIFT) /* No offset from RX buffer start */ -# define EMAC_NCFGR_RBOF_1 (1 << EMAC_NCFGR_RBOF_SHIFT) /* One-byte offset from RX buffer start */ -# define EMAC_NCFGR_RBOF_2 (2 << EMAC_NCFGR_RBOF_SHIFT) /* Two-byte offset from RX buffer start */ -# define EMAC_NCFGR_RBOF_3 (3 << EMAC_NCFGR_RBOF_SHIFT) /* Three-byte offset fromRX buffer start */ -#define EMAC_NCFGR_RLCE (1 << 16) /* Bit 16: Receive Length field Checking Enable */ -#define EMAC_NCFGR_DRFCS (1 << 17) /* Bit 17: Discard Receive FCS */ -#define EMAC_NCFGR_EFRHD (1 << 18) /* Bit 18: Enable RX frames in HD mode while transmitting */ -#define EMAC_NCFGR_IRXFCS (1 << 19) /* Bit 19: Ignore RX FCS */ - -/* Network Status Register */ - -#define EMAC_NSR_MDIO (1 << 1) /* Bit 1: Status of the mdio_in pin */ -#define EMAC_NSR_IDLE (1 << 2) /* Bit 2: PHY management logic is idle */ - -/* Transmit Status Register */ - -#define EMAC_TSR_UBR (1 << 0) /* Bit 0: Used Bit Read */ -#define EMAC_TSR_COL (1 << 1) /* Bit 1: Collision Occurred */ -#define EMAC_TSR_RLES (1 << 2) /* Bit 2: Retry Limit exceeded */ -#define EMAC_TSR_TGO (1 << 3) /* Bit 3: Transmit Go */ -#define EMAC_TSR_BEX (1 << 4) /* Bit 4: Buffers exhausted mid frame */ -#define EMAC_TSR_COMP (1 << 5) /* Bit 5: Transmit Complete */ -#define EMAC_TSR_UND (1 << 6) /* Bit 6: Transmit Underrun */ - -/* Receive Buffer Queue Pointer Register */ - -#define EMAC_RBQP_MASK (0xfffffffc) /* Bits 2-31: Receive buffer queue pointer address */ - -/* Transmit Buffer Queue Pointer Register */ - -#define EMAC_TBQP_MASK (0xfffffffc) /* Bits 2-31: Transmit buffer queue pointer address */ - -/* Receive Status Register */ - -#define EMAC_RSR_BNA (1 << 0) /* Bit 0: Buffer Not Available */ -#define EMAC_RSR_REC (1 << 1) /* Bit 1: Frame Received */ -#define EMAC_RSR_OVR (1 << 2) /* Bit 2: Receive Overrun */ - -/* Interrupt Status Register (ISR), Interrupt Enable Register (IER), Interrupt Disable Register (IDR) and Interrupt Mask Register (IMR) */ - -#define EMAC_INT_MFD (1 << 0) /* Bit 0: Management Frame Done */ -#define EMAC_INT_RCOMP (1 << 1) /* Bit 1: Receive Complete */ -#define EMAC_INT_RXUBR (1 << 2) /* Bit 2: Receive Used Bit Read */ -#define EMAC_INT_TXUBR (1 << 3) /* Bit 3: Transmit Used Bit Read */ -#define EMAC_INT_TUND (1 << 4) /* Bit 4: Ethernet Transmit Buffer Underrun */ -#define EMAC_INT_RLE (1 << 5) /* Bit 5: Retry Limit Exceeded */ -#define EMAC_INT_TXERR (1 << 6) /* Bit 6: Transmit Error */ -#define EMAC_INT_TCOMP (1 << 7) /* Bit 7: Transmit Complete */ -#define EMAC_INT_ROVR (1 << 10) /* Bit 10: Receive Overrun */ -#define EMAC_INT_HRESP (1 << 11) /* Bit 11: Hresp not OK */ -#define EMAC_INT_PFR (1 << 12) /* Bit 12: Pause Frame Received */ -#define EMAC_INT_PTZ (1 << 13) /* Bit 13: Pause Time Zero */ -#define EMAC_INT_WOL (1 << 14) /* Bit 14: Wake On LAN */ - -#define EMAC_INT_ALL (0x00007cff) -#define EMAC_INT_UNUSED (0xffff8300) - -/* Phy Maintenance Register */ - -#define EMAC_MAN_DATA_SHIFT (0) /* Bits 0-15: Read/write data */ -#define EMAC_MAN_DATA_MASK (0x0000ffff << EMAC_MAN_DATA_SHIFT) -# define EMAC_MAN_DATA(n) ((uint32_t)(n) << EMAC_MAN_DATA_SHIFT) -#define EMAC_MAN_CODE_SHIFT (16) /* Bits 16-17: Must be written to b10 */ -#define EMAC_MAN_CODE_MASK (3 << EMAC_MAN_CODE_SHIFT) -# define EMAC_MAN_CODE (2 << EMAC_MAN_CODE_SHIFT) -#define EMAC_MAN_REGA_SHIFT (18) /* Bits 18-22: Register Address */ -#define EMAC_MAN_REGA_MASK (31 << EMAC_MAN_REGA_SHIFT) -# define EMAC_MAN_REGA(n) ((uint32_t)(n) << EMAC_MAN_REGA_SHIFT) -#define EMAC_MAN_PHYA_SHIFT (23) /* Bits 23-27: PHY Address */ -#define EMAC_MAN_PHYA_MASK (31 << EMAC_MAN_PHYA_SHIFT) -# define EMAC_MAN_PHYA(n) ((uint32_t)(n) << EMAC_MAN_PHYA_SHIFT) -#define EMAC_MAN_RW_SHIFT (28) /* Bits 28-29: Read-write */ -#define EMAC_MAN_RW_MASK (3 << EMAC_MAN_RW_SHIFT) -# define EMAC_MAN_READ (2 << EMAC_MAN_RW_SHIFT) -# define EMAC_MAN_WRITE (1 << EMAC_MAN_RW_SHIFT) -#define EMAC_MAN_SOF_SHIFT (30) /* Bits 30-31: Start of frame */ -#define EMAC_MAN_SOF_MASK (3 << EMAC_MAN_SOF_SHIFT) -# define EMAC_MAN_SOF (1 << EMAC_MAN_SOF_SHIFT) /* Must be written b01 */ - -/* Pause Time Register */ - -#define EMAC_PTR_MASK (0x0000ffff) /* Bits 0-15: Pause Time */ - -/* Pause Frames Received Register */ - -#define EMAC_PFR_MASK (0x0000ffff) /* Bits 0-15: Pause Frames received OK */ - -/* Frames Transmitted Ok Register */ - -#define EMAC_FTO_MASK (0x00ffffff) /* Bits 0-23: Frames Transmitted OK */ - -/* Single Collision Frames Register */ - -#define EMAC_SCF_MASK (0x0000ffff) /* Bits 0-15: Single Collision Frames */ - -/* Multiple Collision Frames Register */ - -#define EMAC_MCF_MASK (0x0000ffff) /* Bits 0-15: Multicollision Frames */ - -/* Frames Received Ok Register */ - -#define EMAC_FRO_MASK (0x00ffffff) /* Bits 0-23: Frames received OK */ - -/* Frame Check Sequence Errors Register */ - -#define EMAC_FCSE_MASK (0x000000ff) /* Bits 0-7:Frame Check Sequence Errors */ - -/* Alignment Errors Register */ - -#define EMAC_ALE_MASK (0x000000ff) /* Bits 0-7:Alignment Errors */ - -/* Deferred Transmission Frames Register */ - -#define EMAC_DTF_MASK (0x0000ffff) /* Bits 0-15: Deferred Transmission Frames */ - -/* Late Collisions Register */ - -#define EMAC_LCOL_MASK (0x000000ff) /* Bits 0-7: Late Collisions */ - -/* Excessive Collisions Register */ - -#define EMAC_ECOL_MASK (0x000000ff) /* Bits 0-7: Excessive Collisions Register */ - -/* Transmit Underrun Errors Register */ - -#define EMAC_TUND_MASK (0x000000ff) /* Bits 0-7: Transmit Underruns */ - -/* Carrier Sense Errors Register */ - -#define EMAC_CSE_MASK (0x000000ff) /* Bits 0-7: Carrier Sense Errors */ - -/* Receive Resource Errors Register */ - -#define EMAC_RRE_MASK (0x0000ffff) /* Bits 0-15: Receive Resource Errors */ - -/* Receive Overrun Errors Register */ - -#define EMAC_ROV_MASK (0x000000ff) /* Bits 0-7: Receive Overrun */ - -/* Receive Symbol Errors Register */ - -#define EMAC_RSE_MASK (0x000000ff) /* Bits 0-7: Receive Symbol Errors */ - -/* Excessive Length Errors Register */ - -#define EMAC_ELE_MASK (0x000000ff) /* Bits 0-7: Excessive Length Errors */ - -/* Receive Jabbers Register */ - -#define EMAC_RJA_MASK (0x000000ff) /* Bits 0-7: Receive Jabbers */ - -/* Undersize Frames Register */ - -#define EMAC_USF_MASK (0x000000ff) /* Bits 0-7: Undersize frames */ - -/* SQE Test Errors Register */ - -#define EMAC_STE_MASK (0x000000ff) /* Bits 0-7: SQE test errors */ - -/* Received Length Field Mismatch Register */ - -#define EMAC_RLE_MASK (0x000000ff) /* Bits 0-7: Receive Length Field Mismatch */ - -/* Hash Register Bottom [31:0] Register (LS 32-bit hash address) */ -/* Hash Register Top [63:32] Register (MS 32-bit hash address) */ - -/* Specific Address 1 Bottom [31:0] Register (LS 32-bit address) */ -/* Specific Address 1 Top [47:32] Register */ - -#define EMAC_SA1T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ - -/* Specific Address 2 Bottom [31:0] Register (LS 32-bit address) */ -/* Specific Address 2 Top [47:32] Register */ - -#define EMAC_SA2T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ - -/* Specific Address 3 Bottom [31:0] Register (LS 32-bit address) */ -/* Specific Address 3 Top [47:32] Register */ - -#define EMAC_SA3T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ - -/* Specific Address 4 Bottom [31:0] Register (LS 32-bit address) */ -/* Specific Address 4 Top [47:32] Register */ - -#define EMAC_SA4T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ - -/* Type ID Checking Register */ - -#define EMAC_TID_MASK (0x0000ffff) /* Bits 0-15: For comparisons with received frames TypeID/Length field. */ - -/* User Input/Output Register */ - -#define EMAC_USRIO_RMII (1 << 0) /* Bit 0: Reduce MII */ -#define EMAC_USRIO_CLKEN (1 << 1) /* Bit 1: Clock Enable */ - -/* Wake on LAN Register */ - -#define EMAC_WOL_IP_SHIFT (0) /* Bits 0-15: ARP request IP address */ -#define EMAC_WOL_IP_MASK (0x0000ffff << EMAC_WOL_IP_SHIFT) -#define EMAC_WOL_MAG (1 << 16) /* Bit 16: Magic packet event enable */ -#define EMAC_WOL_ARP (1 << 17) /* Bit 17: ARP request event enable */ -#define EMAC_WOL_SA1 (1 << 18) /* Bit 18: Specific address register 1 event enable */ -#define EMAC_WOL_MTI (1 << 19) /* Bit 19: Multicast hash event enable */ - -/* Descriptors **********************************************************************/ - -/* Receive buffer descriptor: Address word */ - -#define EMACRXD_ADDR_OWNER (1 << 0) /* Bit 0: 1=Software owns; 0=EMAC owns */ -#define EMACRXD_ADDR_WRAP (1 << 1) /* Bit 1: Last descriptor in list */ -#define EMACRXD_ADDR_MASK (0xfffffffc) /* Bits 2-31: Aligned buffer address */ - -/* Receive buffer descriptor: Control word */ - -#define EMACRXD_STA_FRLEN_SHIFT (0) /* Bits 0-11: Length of frame */ -#define EMACRXD_STA_FRLEN_MASK (0x000007ff << EMACRXD_STA_FRLEN_SHIFT) -#define EMACRXD_STA_BOFFS_SHIFT (12) /* Bits 12-13: Receive buffer offset */ -#define EMACRXD_STA_BOFFS_MASK (3 << EMACRXD_STA_BOFFS_SHIFT) -#define EMACRXD_STA_SOF (1 << 14) /* Bit 14: Start of frame */ -#define EMACRXD_STA_EOF (1 << 15) /* Bit 15: End of frame */ -#define EMACRXD_STA_CFI (1 << 16) /* Bit 16: Concatenation format indicator (CFI) bit */ -#define EMACRXD_STA_VLPRIO_SHIFT (17) /* Bits 17-19: VLAN priority */ -#define EMACRXD_STA_VLPRIO_MASK (7 << EMACRXD_STA_VLANPRIO_SHIFT) -#define EMACRXD_STA_PRIODET (1 << 20) /* Bit 20: Priority tag detected */ -#define EMACRXD_STA_VLANTAG (1 << 21) /* Bit 21: VLAN tag detected */ -#define EMACRXD_STA_TYPEID (1 << 22) /* Bit 22: Type ID match */ -#define EMACRXD_STA_ADDR4 (1 << 23) /* Bit 23: Specific address register 4 match */ -#define EMACRXD_STA_ADDR3 (1 << 24) /* Bit 24: Specific address register 3 match */ -#define EMACRXD_STA_ADDR2 (1 << 25) /* Bit 25: Specific address register 2 match */ -#define EMACRXD_STA_ADDR1 (1 << 26) /* Bit 26: Specific address register 1 match */ - /* Bit 27: Reserved */ -#define EMACRXD_STA_EXTADDR (1 << 28) /* Bit 28: External address match */ -#define EMACRXD_STA_UCAST (1 << 29) /* Bit 29: Unicast hash match */ -#define EMACRXD_STA_MCAST (1 << 30) /* Bit 30: Multicast hash match */ -#define EMACRXD_STA_BCAST (1 << 31) /* Bit 31: Global all ones broadcast address detected */ - -/* Transmit buffer descriptor: Address word (un-aligned, 32-bit address */ - -/* Transmit buffer descriptor: Control word */ - -#define EMACTXD_STA_BUFLEN_SHIFT (0) /* Bits 0-10: Length of buffer */ -#define EMACTXD_STA_BUFLEN_MASK (0x000003ff << EMACTXD_STA_BUFLEN_SHIFT) - /* Bits 11-14: Reserved */ -#define EMACTXD_STA_LAST (1 << 15) /* Bit 15: Last buffer in the current frame */ -#define EMACTXD_STA_NOCRC (1 << 16) /* Bit 16: No CRC */ - /* Bits 17-26: Reserved */ -#define EMACTXD_STA_NOBUFFER (1 << 27) /* Bit 27: Buffers exhausted in mid frame */ -#define EMACTXD_STA_TXUR (1 << 28) /* Bit 28: Transmit underrun */ -#define EMACTXD_STA_TXERR (1 << 29) /* Bit 29: Retry limit exceeded, transmit error detected */ -#define EMACTXD_STA_WRAP (1 << 30) /* Bit 30: Last descriptor in descriptor list */ -#define EMACTXD_STA_USED (1 << 31) /* Bit 31: Zero for the EMAC to read from buffer */ - -/************************************************************************************ - * Public Types - ************************************************************************************/ -/* Receive buffer descriptor */ - -struct emac_rxdesc_s -{ - uint32_t addr; /* Buffer address */ - uint32_t status; /* RX status and controls */ -}; - -/* Transmit buffer descriptor */ - -struct emac_txdesc_s -{ - uint32_t addr; /* Buffer address */ - uint32_t status; /* TX status and controls */ -}; +#include <arch/sama5/chip.h> + +#if defined(ATSAMA5D3) +# include "chip/sama5d3x_emac.h" +#elif defined(ATSAMA5D4) +# include "chip/sama5d4x_emac.h" +#else +# error Unrecognized SAMA5 architecture +#endif #endif /* __ARCH_ARM_SRC_SAMA5_CHIP_SAM_EMAC_H */ diff --git a/nuttx/arch/arm/src/sama5/chip/sama5d3x_emac.h b/nuttx/arch/arm/src/sama5/chip/sama5d3x_emac.h new file mode 100644 index 000000000..ff9a273ca --- /dev/null +++ b/nuttx/arch/arm/src/sama5/chip/sama5d3x_emac.h @@ -0,0 +1,456 @@ +/************************************************************************************ + * arch/arm/src/sama5/chip/sama5d3x_emac.h + * + * Copyright (C) 2013-2014 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __ARCH_ARM_SRC_SAMA5_CHIP_SAMA5D3X_EMAC_H +#define __ARCH_ARM_SRC_SAMA5_CHIP_SAMA5D3X_EMAC_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> +#include "chip/sam_memorymap.h" + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ +/* EMAC Register Offsets ************************************************************/ + +#define SAM_EMAC_NCR_OFFSET 0x0000 /* Network Control Register */ +#define SAM_EMAC_NCFGR_OFFSET 0x0004 /* Network Configuration Register */ +#define SAM_EMAC_NSR_OFFSET 0x0008 /* Network Status Register */ + /* 0x000c-0x0010 Reserved */ +#define SAM_EMAC_TSR_OFFSET 0x0014 /* Transmit Status Register */ +#define SAM_EMAC_RBQP_OFFSET 0x0018 /* Receive Buffer Queue Pointer Register */ +#define SAM_EMAC_TBQP_OFFSET 0x001c /* Transmit Buffer Queue Pointer Register */ +#define SAM_EMAC_RSR_OFFSET 0x0020 /* Receive Status Register */ +#define SAM_EMAC_ISR_OFFSET 0x0024 /* Interrupt Status Register */ +#define SAM_EMAC_IER_OFFSET 0x0028 /* Interrupt Enable Register */ +#define SAM_EMAC_IDR_OFFSET 0x002c /* Interrupt Disable Register */ +#define SAM_EMAC_IMR_OFFSET 0x0030 /* Interrupt Mask Register */ +#define SAM_EMAC_MAN_OFFSET 0x0034 /* Phy Maintenance Register */ +#define SAM_EMAC_PTR_OFFSET 0x0038 /* Pause Time Register */ +#define SAM_EMAC_PFR_OFFSET 0x003c /* Pause Frames Received Register */ +#define SAM_EMAC_FTO_OFFSET 0x0040 /* Frames Transmitted Ok Register */ +#define SAM_EMAC_SCF_OFFSET 0x0044 /* Single Collision Frames Register */ +#define SAM_EMAC_MCF_OFFSET 0x0048 /* Multiple Collision Frames Register */ +#define SAM_EMAC_FRO_OFFSET 0x004c /* Frames Received Ok Register */ +#define SAM_EMAC_FCSE_OFFSET 0x0050 /* Frame Check Sequence Errors Register */ +#define SAM_EMAC_ALE_OFFSET 0x0054 /* Alignment Errors Register */ +#define SAM_EMAC_DTF_OFFSET 0x0058 /* Deferred Transmission Frames Register */ +#define SAM_EMAC_LCOL_OFFSET 0x005c /* Late Collisions Register */ +#define SAM_EMAC_ECOL_OFFSET 0x0060 /* Excessive Collisions Register */ +#define SAM_EMAC_TUND_OFFSET 0x0064 /* Transmit Underrun Errors Register */ +#define SAM_EMAC_CSE_OFFSET 0x0068 /* Carrier Sense Errors Register */ +#define SAM_EMAC_RRE_OFFSET 0x006c /* Receive Resource Errors Register */ +#define SAM_EMAC_ROV_OFFSET 0x0070 /* Receive Overrun Errors Register */ +#define SAM_EMAC_RSE_OFFSET 0x0074 /* Receive Symbol Errors Register */ +#define SAM_EMAC_ELE_OFFSET 0x0078 /* Excessive Length Errors Register */ +#define SAM_EMAC_RJA_OFFSET 0x007c /* Receive Jabbers Register */ +#define SAM_EMAC_USF_OFFSET 0x0080 /* Undersize Frames Register */ +#define SAM_EMAC_STE_OFFSET 0x0084 /* SQE Test Errors Register */ +#define SAM_EMAC_RLE_OFFSET 0x0088 /* Received Length Field Mismatch Register */ +#define SAM_EMAC_HRB_OFFSET 0x0090 /* Hash Register Bottom [31:0] Register */ +#define SAM_EMAC_HRT_OFFSET 0x0094 /* Hash Register Top [63:32] Register */ +#define SAM_EMAC_SA1B_OFFSET 0x0098 /* Specific Address 1 Bottom Register */ +#define SAM_EMAC_SA1T_OFFSET 0x009c /* Specific Address 1 Top Register */ +#define SAM_EMAC_SA2B_OFFSET 0x00a0 /* Specific Address 2 Bottom Register */ +#define SAM_EMAC_SA2T_OFFSET 0x00a4 /* Specific Address 2 Top Register */ +#define SAM_EMAC_SA3B_OFFSET 0x00a8 /* Specific Address 3 Bottom Register */ +#define SAM_EMAC_SA3T_OFFSET 0x00ac /* Specific Address 3 Top Register */ +#define SAM_EMAC_SA4B_OFFSET 0x00b0 /* Specific Address 4 Bottom Register */ +#define SAM_EMAC_SA4T_OFFSET 0x00b4 /* Specific Address 4 Top Register */ +#define SAM_EMAC_TID_OFFSET 0x00b8 /* Type ID Checking Register */ +#define SAM_EMAC_USRIO_OFFSET 0x00c0 /* User Input/Output Register */ +#define SAM_EMAC_WOL_OFFSET 0x00c4 /* Wake on LAN Register */ + /* 0x00c8-0x00fc Reserved */ + +/* EMAC Register Addresses **********************************************************/ + +#define SAM_EMAC_NCR (SAM_EMAC_VBASE+SAM_EMAC_NCR_OFFSET) +#define SAM_EMAC_NCFGR (SAM_EMAC_VBASE+SAM_EMAC_NCFGR_OFFSET) +#define SAM_EMAC_NSR (SAM_EMAC_VBASE+SAM_EMAC_NSR_OFFSET) +#define SAM_EMAC_TSR (SAM_EMAC_VBASE+SAM_EMAC_TSR_OFFSET) +#define SAM_EMAC_RBQP (SAM_EMAC_VBASE+SAM_EMAC_RBQP_OFFSET) +#define SAM_EMAC_TBQP (SAM_EMAC_VBASE+SAM_EMAC_TBQP_OFFSET) +#define SAM_EMAC_RSR (SAM_EMAC_VBASE+SAM_EMAC_RSR_OFFSET) +#define SAM_EMAC_ISR (SAM_EMAC_VBASE+SAM_EMAC_ISR_OFFSET) +#define SAM_EMAC_IER (SAM_EMAC_VBASE+SAM_EMAC_IER_OFFSET) +#define SAM_EMAC_IDR (SAM_EMAC_VBASE+SAM_EMAC_IDR_OFFSET) +#define SAM_EMAC_IMR (SAM_EMAC_VBASE+SAM_EMAC_IMR_OFFSET) +#define SAM_EMAC_MAN (SAM_EMAC_VBASE+SAM_EMAC_MAN_OFFSET) +#define SAM_EMAC_PTR (SAM_EMAC_VBASE+SAM_EMAC_PTR_OFFSET) +#define SAM_EMAC_PFR (SAM_EMAC_VBASE+SAM_EMAC_PFR_OFFSET) +#define SAM_EMAC_FTO (SAM_EMAC_VBASE+SAM_EMAC_FTO_OFFSET) +#define SAM_EMAC_SCF (SAM_EMAC_VBASE+SAM_EMAC_SCF_OFFSET) +#define SAM_EMAC_MCF (SAM_EMAC_VBASE+SAM_EMAC_MCF_OFFSET) +#define SAM_EMAC_FRO (SAM_EMAC_VBASE+SAM_EMAC_FRO_OFFSET) +#define SAM_EMAC_FCSE (SAM_EMAC_VBASE+SAM_EMAC_FCSE_OFFSET) +#define SAM_EMAC_ALE (SAM_EMAC_VBASE+SAM_EMAC_ALE_OFFSET) +#define SAM_EMAC_DTF (SAM_EMAC_VBASE+SAM_EMAC_DTF_OFFSET) +#define SAM_EMAC_LCOL (SAM_EMAC_VBASE+SAM_EMAC_LCOL_OFFSET) +#define SAM_EMAC_ECOL (SAM_EMAC_VBASE+SAM_EMAC_ECOL_OFFSET) +#define SAM_EMAC_TUND (SAM_EMAC_VBASE+SAM_EMAC_TUND_OFFSET) +#define SAM_EMAC_CSE (SAM_EMAC_VBASE+SAM_EMAC_CSE_OFFSET) +#define SAM_EMAC_RRE (SAM_EMAC_VBASE+SAM_EMAC_RRE_OFFSET) +#define SAM_EMAC_ROV (SAM_EMAC_VBASE+SAM_EMAC_ROV_OFFSET) +#define SAM_EMAC_RSE (SAM_EMAC_VBASE+SAM_EMAC_RSE_OFFSET) +#define SAM_EMAC_ELE (SAM_EMAC_VBASE+SAM_EMAC_ELE_OFFSET) +#define SAM_EMAC_RJA (SAM_EMAC_VBASE+SAM_EMAC_RJA_OFFSET) +#define SAM_EMAC_USF (SAM_EMAC_VBASE+SAM_EMAC_USF_OFFSET) +#define SAM_EMAC_STE (SAM_EMAC_VBASE+SAM_EMAC_STE_OFFSET) +#define SAM_EMAC_RLE (SAM_EMAC_VBASE+SAM_EMAC_RLE_OFFSET) +#define SAM_EMAC_HRB (SAM_EMAC_VBASE+SAM_EMAC_HRB_OFFSET) +#define SAM_EMAC_HRT (SAM_EMAC_VBASE+SAM_EMAC_HRT_OFFSET) +#define SAM_EMAC_SA1B (SAM_EMAC_VBASE+SAM_EMAC_SA1B_OFFSET) +#define SAM_EMAC_SA1T (SAM_EMAC_VBASE+SAM_EMAC_SA1T_OFFSET) +#define SAM_EMAC_SA2B (SAM_EMAC_VBASE+SAM_EMAC_SA2B_OFFSET) +#define SAM_EMAC_SA2T (SAM_EMAC_VBASE+SAM_EMAC_SA2T_OFFSET) +#define SAM_EMAC_SA3B (SAM_EMAC_VBASE+SAM_EMAC_SA3B_OFFSET) +#define SAM_EMAC_SA3T (SAM_EMAC_VBASE+SAM_EMAC_SA3T_OFFSET) +#define SAM_EMAC_SA4B (SAM_EMAC_VBASE+SAM_EMAC_SA4B_OFFSET) +#define SAM_EMAC_SA4T (SAM_EMAC_VBASE+SAM_EMAC_SA4T_OFFSET) +#define SAM_EMAC_TID (SAM_EMAC_VBASE+SAM_EMAC_TID_OFFSET) +#define SAM_EMAC_USRIO (SAM_EMAC_VBASE+SAM_EMAC_USRIO_OFFSET) +#define SAM_EMAC_WOL (SAM_EMAC_VBASE+SAM_EMAC_WOL_OFFSET) + +/* EMAC Register Bit Definitions ****************************************************/ + +/* Network Control Register */ + +#define EMAC_NCR_LB (1 << 0) /* Bit 0: LoopBack */ +#define EMAC_NCR_LLB (1 << 1) /* Bit 1: Loopback local */ +#define EMAC_NCR_RE (1 << 2) /* Bit 2: Receive enable */ +#define EMAC_NCR_TE (1 << 3) /* Bit 3: Transmit enable */ +#define EMAC_NCR_MPE (1 << 4) /* Bit 4: Management port enable */ +#define EMAC_NCR_CLRSTAT (1 << 5) /* Bit 5: Clear statistics registers */ +#define EMAC_NCR_INCSTAT (1 << 6) /* Bit 6: Increment statistics registers */ +#define EMAC_NCR_WESTAT (1 << 7) /* Bit 7: Write enable for statistics registers */ +#define EMAC_NCR_BP (1 << 8) /* Bit 8: Back pressure */ +#define EMAC_NCR_TSTART (1 << 9) /* Bit 9: Start transmission */ +#define EMAC_NCR_THALT (1 << 10) /* Bit 10: Transmit halt */ + +/* Network Configuration Register */ + +#define EMAC_NCFGR_SPD (1 << 0) /* Bit 0: Speed */ +#define EMAC_NCFGR_FD (1 << 1) /* Bit 1: Full Duplex */ +#define EMAC_NCFGR_JFRAME (1 << 3) /* Bit 3: Jumbo Frames */ +#define EMAC_NCFGR_CAF (1 << 4) /* Bit 4: Copy All Frames */ +#define EMAC_NCFGR_NBC (1 << 5) /* Bit 5: No Broadcast */ +#define EMAC_NCFGR_MTI (1 << 6) /* Bit 6: Multicast Hash Enable */ +#define EMAC_NCFGR_UNI (1 << 7) /* Bit 7: Unicast Hash Enable */ +#define EMAC_NCFGR_BIG (1 << 8) /* Bit 8: Receive 1536 bytes frames */ +#define EMAC_NCFGR_CLK_SHIFT (10) /* Bits 10-11: MDC clock divider */ +#define EMAC_NCFGR_CLK_MASK (3 << EMAC_NCFGR_CLK_SHIFT) +# define EMAC_NCFGR_CLK_DIV8 (0 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 8 (MCK up to 20 MHz) */ +# define EMAC_NCFGR_CLK_DIV16 (1 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 16 (MCK up to 40 MHz) */ +# define EMAC_NCFGR_CLK_DIV32 (2 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 32 (MCK up to 80 MHz) */ +# define EMAC_NCFGR_CLK_DIV64 (3 << EMAC_NCFGR_CLK_SHIFT) /* MCK divided by 64 (MCK up to 160 MHz) */ +#define EMAC_NCFGR_RTY (1 << 12) /* Bit 12: Retry test */ +#define EMAC_NCFGR_PAE (1 << 13) /* Bit 13: Pause Enable */ +#define EMAC_NCFGR_RBOF_SHIFT (14) /* Bits 14-15: Receive Buffer Offset */ +#define EMAC_NCFGR_RBOF_MASK (3 << EMAC_NCFGR_RBOF_SHIFT) +# define EMAC_NCFGR_RBOF_NONE (0 << EMAC_NCFGR_RBOF_SHIFT) /* No offset from RX buffer start */ +# define EMAC_NCFGR_RBOF_1 (1 << EMAC_NCFGR_RBOF_SHIFT) /* One-byte offset from RX buffer start */ +# define EMAC_NCFGR_RBOF_2 (2 << EMAC_NCFGR_RBOF_SHIFT) /* Two-byte offset from RX buffer start */ +# define EMAC_NCFGR_RBOF_3 (3 << EMAC_NCFGR_RBOF_SHIFT) /* Three-byte offset fromRX buffer start */ +#define EMAC_NCFGR_RLCE (1 << 16) /* Bit 16: Receive Length field Checking Enable */ +#define EMAC_NCFGR_DRFCS (1 << 17) /* Bit 17: Discard Receive FCS */ +#define EMAC_NCFGR_EFRHD (1 << 18) /* Bit 18: Enable RX frames in HD mode while transmitting */ +#define EMAC_NCFGR_IRXFCS (1 << 19) /* Bit 19: Ignore RX FCS */ + +/* Network Status Register */ + +#define EMAC_NSR_MDIO (1 << 1) /* Bit 1: Status of the mdio_in pin */ +#define EMAC_NSR_IDLE (1 << 2) /* Bit 2: PHY management logic is idle */ + +/* Transmit Status Register */ + +#define EMAC_TSR_UBR (1 << 0) /* Bit 0: Used Bit Read */ +#define EMAC_TSR_COL (1 << 1) /* Bit 1: Collision Occurred */ +#define EMAC_TSR_RLES (1 << 2) /* Bit 2: Retry Limit exceeded */ +#define EMAC_TSR_TGO (1 << 3) /* Bit 3: Transmit Go */ +#define EMAC_TSR_BEX (1 << 4) /* Bit 4: Buffers exhausted mid frame */ +#define EMAC_TSR_COMP (1 << 5) /* Bit 5: Transmit Complete */ +#define EMAC_TSR_UND (1 << 6) /* Bit 6: Transmit Underrun */ + +/* Receive Buffer Queue Pointer Register */ + +#define EMAC_RBQP_MASK (0xfffffffc) /* Bits 2-31: Receive buffer queue pointer address */ + +/* Transmit Buffer Queue Pointer Register */ + +#define EMAC_TBQP_MASK (0xfffffffc) /* Bits 2-31: Transmit buffer queue pointer address */ + +/* Receive Status Register */ + +#define EMAC_RSR_BNA (1 << 0) /* Bit 0: Buffer Not Available */ +#define EMAC_RSR_REC (1 << 1) /* Bit 1: Frame Received */ +#define EMAC_RSR_OVR (1 << 2) /* Bit 2: Receive Overrun */ + +/* Interrupt Status Register (ISR), Interrupt Enable Register (IER), Interrupt Disable Register (IDR) and Interrupt Mask Register (IMR) */ + +#define EMAC_INT_MFD (1 << 0) /* Bit 0: Management Frame Done */ +#define EMAC_INT_RCOMP (1 << 1) /* Bit 1: Receive Complete */ +#define EMAC_INT_RXUBR (1 << 2) /* Bit 2: Receive Used Bit Read */ +#define EMAC_INT_TXUBR (1 << 3) /* Bit 3: Transmit Used Bit Read */ +#define EMAC_INT_TUND (1 << 4) /* Bit 4: Ethernet Transmit Buffer Underrun */ +#define EMAC_INT_RLE (1 << 5) /* Bit 5: Retry Limit Exceeded */ +#define EMAC_INT_TXERR (1 << 6) /* Bit 6: Transmit Error */ +#define EMAC_INT_TCOMP (1 << 7) /* Bit 7: Transmit Complete */ +#define EMAC_INT_ROVR (1 << 10) /* Bit 10: Receive Overrun */ +#define EMAC_INT_HRESP (1 << 11) /* Bit 11: Hresp not OK */ +#define EMAC_INT_PFR (1 << 12) /* Bit 12: Pause Frame Received */ +#define EMAC_INT_PTZ (1 << 13) /* Bit 13: Pause Time Zero */ +#define EMAC_INT_WOL (1 << 14) /* Bit 14: Wake On LAN */ + +#define EMAC_INT_ALL (0x00007cff) +#define EMAC_INT_UNUSED (0xffff8300) + +/* Phy Maintenance Register */ + +#define EMAC_MAN_DATA_SHIFT (0) /* Bits 0-15: Read/write data */ +#define EMAC_MAN_DATA_MASK (0x0000ffff << EMAC_MAN_DATA_SHIFT) +# define EMAC_MAN_DATA(n) ((uint32_t)(n) << EMAC_MAN_DATA_SHIFT) +#define EMAC_MAN_CODE_SHIFT (16) /* Bits 16-17: Must be written to b10 */ +#define EMAC_MAN_CODE_MASK (3 << EMAC_MAN_CODE_SHIFT) +# define EMAC_MAN_CODE (2 << EMAC_MAN_CODE_SHIFT) +#define EMAC_MAN_REGA_SHIFT (18) /* Bits 18-22: Register Address */ +#define EMAC_MAN_REGA_MASK (31 << EMAC_MAN_REGA_SHIFT) +# define EMAC_MAN_REGA(n) ((uint32_t)(n) << EMAC_MAN_REGA_SHIFT) +#define EMAC_MAN_PHYA_SHIFT (23) /* Bits 23-27: PHY Address */ +#define EMAC_MAN_PHYA_MASK (31 << EMAC_MAN_PHYA_SHIFT) +# define EMAC_MAN_PHYA(n) ((uint32_t)(n) << EMAC_MAN_PHYA_SHIFT) +#define EMAC_MAN_RW_SHIFT (28) /* Bits 28-29: Read-write */ +#define EMAC_MAN_RW_MASK (3 << EMAC_MAN_RW_SHIFT) +# define EMAC_MAN_READ (2 << EMAC_MAN_RW_SHIFT) +# define EMAC_MAN_WRITE (1 << EMAC_MAN_RW_SHIFT) +#define EMAC_MAN_SOF_SHIFT (30) /* Bits 30-31: Start of frame */ +#define EMAC_MAN_SOF_MASK (3 << EMAC_MAN_SOF_SHIFT) +# define EMAC_MAN_SOF (1 << EMAC_MAN_SOF_SHIFT) /* Must be written b01 */ + +/* Pause Time Register */ + +#define EMAC_PTR_MASK (0x0000ffff) /* Bits 0-15: Pause Time */ + +/* Pause Frames Received Register */ + +#define EMAC_PFR_MASK (0x0000ffff) /* Bits 0-15: Pause Frames received OK */ + +/* Frames Transmitted Ok Register */ + +#define EMAC_FTO_MASK (0x00ffffff) /* Bits 0-23: Frames Transmitted OK */ + +/* Single Collision Frames Register */ + +#define EMAC_SCF_MASK (0x0000ffff) /* Bits 0-15: Single Collision Frames */ + +/* Multiple Collision Frames Register */ + +#define EMAC_MCF_MASK (0x0000ffff) /* Bits 0-15: Multicollision Frames */ + +/* Frames Received Ok Register */ + +#define EMAC_FRO_MASK (0x00ffffff) /* Bits 0-23: Frames received OK */ + +/* Frame Check Sequence Errors Register */ + +#define EMAC_FCSE_MASK (0x000000ff) /* Bits 0-7:Frame Check Sequence Errors */ + +/* Alignment Errors Register */ + +#define EMAC_ALE_MASK (0x000000ff) /* Bits 0-7:Alignment Errors */ + +/* Deferred Transmission Frames Register */ + +#define EMAC_DTF_MASK (0x0000ffff) /* Bits 0-15: Deferred Transmission Frames */ + +/* Late Collisions Register */ + +#define EMAC_LCOL_MASK (0x000000ff) /* Bits 0-7: Late Collisions */ + +/* Excessive Collisions Register */ + +#define EMAC_ECOL_MASK (0x000000ff) /* Bits 0-7: Excessive Collisions Register */ + +/* Transmit Underrun Errors Register */ + +#define EMAC_TUND_MASK (0x000000ff) /* Bits 0-7: Transmit Underruns */ + +/* Carrier Sense Errors Register */ + +#define EMAC_CSE_MASK (0x000000ff) /* Bits 0-7: Carrier Sense Errors */ + +/* Receive Resource Errors Register */ + +#define EMAC_RRE_MASK (0x0000ffff) /* Bits 0-15: Receive Resource Errors */ + +/* Receive Overrun Errors Register */ + +#define EMAC_ROV_MASK (0x000000ff) /* Bits 0-7: Receive Overrun */ + +/* Receive Symbol Errors Register */ + +#define EMAC_RSE_MASK (0x000000ff) /* Bits 0-7: Receive Symbol Errors */ + +/* Excessive Length Errors Register */ + +#define EMAC_ELE_MASK (0x000000ff) /* Bits 0-7: Excessive Length Errors */ + +/* Receive Jabbers Register */ + +#define EMAC_RJA_MASK (0x000000ff) /* Bits 0-7: Receive Jabbers */ + +/* Undersize Frames Register */ + +#define EMAC_USF_MASK (0x000000ff) /* Bits 0-7: Undersize frames */ + +/* SQE Test Errors Register */ + +#define EMAC_STE_MASK (0x000000ff) /* Bits 0-7: SQE test errors */ + +/* Received Length Field Mismatch Register */ + +#define EMAC_RLE_MASK (0x000000ff) /* Bits 0-7: Receive Length Field Mismatch */ + +/* Hash Register Bottom [31:0] Register (LS 32-bit hash address) */ +/* Hash Register Top [63:32] Register (MS 32-bit hash address) */ + +/* Specific Address 1 Bottom [31:0] Register (LS 32-bit address) */ +/* Specific Address 1 Top [47:32] Register */ + +#define EMAC_SA1T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ + +/* Specific Address 2 Bottom [31:0] Register (LS 32-bit address) */ +/* Specific Address 2 Top [47:32] Register */ + +#define EMAC_SA2T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ + +/* Specific Address 3 Bottom [31:0] Register (LS 32-bit address) */ +/* Specific Address 3 Top [47:32] Register */ + +#define EMAC_SA3T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ + +/* Specific Address 4 Bottom [31:0] Register (LS 32-bit address) */ +/* Specific Address 4 Top [47:32] Register */ + +#define EMAC_SA4T_MASK (0x0000ffff) /* Bits 0-15: Bits 32-47 of the destination address */ + +/* Type ID Checking Register */ + +#define EMAC_TID_MASK (0x0000ffff) /* Bits 0-15: For comparisons with received frames TypeID/Length field. */ + +/* User Input/Output Register */ + +#define EMAC_USRIO_RMII (1 << 0) /* Bit 0: Reduce MII */ +#define EMAC_USRIO_CLKEN (1 << 1) /* Bit 1: Clock Enable */ + +/* Wake on LAN Register */ + +#define EMAC_WOL_IP_SHIFT (0) /* Bits 0-15: ARP request IP address */ +#define EMAC_WOL_IP_MASK (0x0000ffff << EMAC_WOL_IP_SHIFT) +#define EMAC_WOL_MAG (1 << 16) /* Bit 16: Magic packet event enable */ +#define EMAC_WOL_ARP (1 << 17) /* Bit 17: ARP request event enable */ +#define EMAC_WOL_SA1 (1 << 18) /* Bit 18: Specific address register 1 event enable */ +#define EMAC_WOL_MTI (1 << 19) /* Bit 19: Multicast hash event enable */ + +/* Descriptors **********************************************************************/ + +/* Receive buffer descriptor: Address word */ + +#define EMACRXD_ADDR_OWNER (1 << 0) /* Bit 0: 1=Software owns; 0=EMAC owns */ +#define EMACRXD_ADDR_WRAP (1 << 1) /* Bit 1: Last descriptor in list */ +#define EMACRXD_ADDR_MASK (0xfffffffc) /* Bits 2-31: Aligned buffer address */ + +/* Receive buffer descriptor: Control word */ + +#define EMACRXD_STA_FRLEN_SHIFT (0) /* Bits 0-11: Length of frame */ +#define EMACRXD_STA_FRLEN_MASK (0x000007ff << EMACRXD_STA_FRLEN_SHIFT) +#define EMACRXD_STA_BOFFS_SHIFT (12) /* Bits 12-13: Receive buffer offset */ +#define EMACRXD_STA_BOFFS_MASK (3 << EMACRXD_STA_BOFFS_SHIFT) +#define EMACRXD_STA_SOF (1 << 14) /* Bit 14: Start of frame */ +#define EMACRXD_STA_EOF (1 << 15) /* Bit 15: End of frame */ +#define EMACRXD_STA_CFI (1 << 16) /* Bit 16: Concatenation format indicator (CFI) bit */ +#define EMACRXD_STA_VLPRIO_SHIFT (17) /* Bits 17-19: VLAN priority */ +#define EMACRXD_STA_VLPRIO_MASK (7 << EMACRXD_STA_VLANPRIO_SHIFT) +#define EMACRXD_STA_PRIODET (1 << 20) /* Bit 20: Priority tag detected */ +#define EMACRXD_STA_VLANTAG (1 << 21) /* Bit 21: VLAN tag detected */ +#define EMACRXD_STA_TYPEID (1 << 22) /* Bit 22: Type ID match */ +#define EMACRXD_STA_ADDR4 (1 << 23) /* Bit 23: Specific address register 4 match */ +#define EMACRXD_STA_ADDR3 (1 << 24) /* Bit 24: Specific address register 3 match */ +#define EMACRXD_STA_ADDR2 (1 << 25) /* Bit 25: Specific address register 2 match */ +#define EMACRXD_STA_ADDR1 (1 << 26) /* Bit 26: Specific address register 1 match */ + /* Bit 27: Reserved */ +#define EMACRXD_STA_EXTADDR (1 << 28) /* Bit 28: External address match */ +#define EMACRXD_STA_UCAST (1 << 29) /* Bit 29: Unicast hash match */ +#define EMACRXD_STA_MCAST (1 << 30) /* Bit 30: Multicast hash match */ +#define EMACRXD_STA_BCAST (1 << 31) /* Bit 31: Global all ones broadcast address detected */ + +/* Transmit buffer descriptor: Address word (un-aligned, 32-bit address */ + +/* Transmit buffer descriptor: Control word */ + +#define EMACTXD_STA_BUFLEN_SHIFT (0) /* Bits 0-10: Length of buffer */ +#define EMACTXD_STA_BUFLEN_MASK (0x000003ff << EMACTXD_STA_BUFLEN_SHIFT) + /* Bits 11-14: Reserved */ +#define EMACTXD_STA_LAST (1 << 15) /* Bit 15: Last buffer in the current frame */ +#define EMACTXD_STA_NOCRC (1 << 16) /* Bit 16: No CRC */ + /* Bits 17-26: Reserved */ +#define EMACTXD_STA_NOBUFFER (1 << 27) /* Bit 27: Buffers exhausted in mid frame */ +#define EMACTXD_STA_TXUR (1 << 28) /* Bit 28: Transmit underrun */ +#define EMACTXD_STA_TXERR (1 << 29) /* Bit 29: Retry limit exceeded, transmit error detected */ +#define EMACTXD_STA_WRAP (1 << 30) /* Bit 30: Last descriptor in descriptor list */ +#define EMACTXD_STA_USED (1 << 31) /* Bit 31: Zero for the EMAC to read from buffer */ + +/************************************************************************************ + * Public Types + ************************************************************************************/ +/* Receive buffer descriptor */ + +struct emac_rxdesc_s +{ + uint32_t addr; /* Buffer address */ + uint32_t status; /* RX status and controls */ +}; + +/* Transmit buffer descriptor */ + +struct emac_txdesc_s +{ + uint32_t addr; /* Buffer address */ + uint32_t status; /* TX status and controls */ +}; + +#endif /* __ARCH_ARM_SRC_SAMA5_CHIP_SAMA5D3X_EMAC_H */ |