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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 17:08:10 +00:00
06b19b1b17
The commone register macors (e.g. RSR) is too commont to drivers, it may
be conflict with the architectures (e.g. xtensa, sh).
The related warnings (with allmodconfig under xtensa):
CC [M] drivers/net/usb/sr9700.o
In file included from drivers/net/usb/sr9700.c:24:0:
drivers/net/usb/sr9700.h:65:0: warning: "RSR" redefined
#define RSR 0x06
^
In file included from ./arch/xtensa/include/asm/bitops.h:22:0,
from include/linux/bitops.h:36,
from include/linux/kernel.h:10,
from include/linux/list.h:8,
from include/linux/module.h:9,
from drivers/net/usb/sr9700.c:13:
./arch/xtensa/include/asm/processor.h:190:0: note: this is the location of the previous definition
#define RSR(v,sr) __asm__ __volatile__ ("rsr %0,"__stringify(sr) : "=a"(v));
^
Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
173 lines
5 KiB
C
173 lines
5 KiB
C
/*
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* CoreChip-sz SR9700 one chip USB 1.1 Ethernet Devices
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*
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* Author : Liu Junliang <liujunliang_ljl@163.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*/
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#ifndef _SR9700_H
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#define _SR9700_H
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/* sr9700 spec. register table on Linux platform */
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/* Network Control Reg */
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#define SR_NCR 0x00
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#define NCR_RST (1 << 0)
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#define NCR_LBK (3 << 1)
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#define NCR_FDX (1 << 3)
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#define NCR_WAKEEN (1 << 6)
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/* Network Status Reg */
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#define SR_NSR 0x01
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#define NSR_RXRDY (1 << 0)
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#define NSR_RXOV (1 << 1)
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#define NSR_TX1END (1 << 2)
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#define NSR_TX2END (1 << 3)
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#define NSR_TXFULL (1 << 4)
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#define NSR_WAKEST (1 << 5)
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#define NSR_LINKST (1 << 6)
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#define NSR_SPEED (1 << 7)
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/* Tx Control Reg */
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#define SR_TCR 0x02
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#define TCR_CRC_DIS (1 << 1)
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#define TCR_PAD_DIS (1 << 2)
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#define TCR_LC_CARE (1 << 3)
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#define TCR_CRS_CARE (1 << 4)
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#define TCR_EXCECM (1 << 5)
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#define TCR_LF_EN (1 << 6)
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/* Tx Status Reg for Packet Index 1 */
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#define SR_TSR1 0x03
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#define TSR1_EC (1 << 2)
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#define TSR1_COL (1 << 3)
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#define TSR1_LC (1 << 4)
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#define TSR1_NC (1 << 5)
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#define TSR1_LOC (1 << 6)
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#define TSR1_TLF (1 << 7)
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/* Tx Status Reg for Packet Index 2 */
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#define SR_TSR2 0x04
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#define TSR2_EC (1 << 2)
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#define TSR2_COL (1 << 3)
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#define TSR2_LC (1 << 4)
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#define TSR2_NC (1 << 5)
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#define TSR2_LOC (1 << 6)
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#define TSR2_TLF (1 << 7)
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/* Rx Control Reg*/
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#define SR_RCR 0x05
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#define RCR_RXEN (1 << 0)
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#define RCR_PRMSC (1 << 1)
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#define RCR_RUNT (1 << 2)
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#define RCR_ALL (1 << 3)
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#define RCR_DIS_CRC (1 << 4)
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#define RCR_DIS_LONG (1 << 5)
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/* Rx Status Reg */
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#define SR_RSR 0x06
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#define RSR_AE (1 << 2)
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#define RSR_MF (1 << 6)
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#define RSR_RF (1 << 7)
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/* Rx Overflow Counter Reg */
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#define SR_ROCR 0x07
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#define ROCR_ROC (0x7F << 0)
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#define ROCR_RXFU (1 << 7)
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/* Back Pressure Threshold Reg */
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#define SR_BPTR 0x08
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#define BPTR_JPT (0x0F << 0)
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#define BPTR_BPHW (0x0F << 4)
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/* Flow Control Threshold Reg */
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#define SR_FCTR 0x09
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#define FCTR_LWOT (0x0F << 0)
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#define FCTR_HWOT (0x0F << 4)
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/* rx/tx Flow Control Reg */
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#define SR_FCR 0x0A
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#define FCR_FLCE (1 << 0)
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#define FCR_BKPA (1 << 4)
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#define FCR_TXPEN (1 << 5)
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#define FCR_TXPF (1 << 6)
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#define FCR_TXP0 (1 << 7)
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/* Eeprom & Phy Control Reg */
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#define SR_EPCR 0x0B
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#define EPCR_ERRE (1 << 0)
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#define EPCR_ERPRW (1 << 1)
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#define EPCR_ERPRR (1 << 2)
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#define EPCR_EPOS (1 << 3)
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#define EPCR_WEP (1 << 4)
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/* Eeprom & Phy Address Reg */
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#define SR_EPAR 0x0C
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#define EPAR_EROA (0x3F << 0)
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#define EPAR_PHY_ADR_MASK (0x03 << 6)
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#define EPAR_PHY_ADR (0x01 << 6)
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/* Eeprom & Phy Data Reg */
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#define SR_EPDR 0x0D /* 0x0D ~ 0x0E for Data Reg Low & High */
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/* Wakeup Control Reg */
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#define SR_WCR 0x0F
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#define WCR_MAGICST (1 << 0)
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#define WCR_LINKST (1 << 2)
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#define WCR_MAGICEN (1 << 3)
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#define WCR_LINKEN (1 << 5)
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/* Physical Address Reg */
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#define SR_PAR 0x10 /* 0x10 ~ 0x15 6 bytes for PAR */
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/* Multicast Address Reg */
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#define SR_MAR 0x16 /* 0x16 ~ 0x1D 8 bytes for MAR */
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/* 0x1e unused */
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/* Phy Reset Reg */
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#define SR_PRR 0x1F
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#define PRR_PHY_RST (1 << 0)
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/* Tx sdram Write Pointer Address Low */
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#define SR_TWPAL 0x20
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/* Tx sdram Write Pointer Address High */
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#define SR_TWPAH 0x21
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/* Tx sdram Read Pointer Address Low */
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#define SR_TRPAL 0x22
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/* Tx sdram Read Pointer Address High */
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#define SR_TRPAH 0x23
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/* Rx sdram Write Pointer Address Low */
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#define SR_RWPAL 0x24
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/* Rx sdram Write Pointer Address High */
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#define SR_RWPAH 0x25
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/* Rx sdram Read Pointer Address Low */
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#define SR_RRPAL 0x26
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/* Rx sdram Read Pointer Address High */
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#define SR_RRPAH 0x27
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/* Vendor ID register */
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#define SR_VID 0x28 /* 0x28 ~ 0x29 2 bytes for VID */
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/* Product ID register */
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#define SR_PID 0x2A /* 0x2A ~ 0x2B 2 bytes for PID */
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/* CHIP Revision register */
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#define SR_CHIPR 0x2C
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/* 0x2D --> 0xEF unused */
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/* USB Device Address */
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#define SR_USBDA 0xF0
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#define USBDA_USBFA (0x7F << 0)
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/* RX packet Counter Reg */
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#define SR_RXC 0xF1
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/* Tx packet Counter & USB Status Reg */
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#define SR_TXC_USBS 0xF2
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#define TXC_USBS_TXC0 (1 << 0)
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#define TXC_USBS_TXC1 (1 << 1)
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#define TXC_USBS_TXC2 (1 << 2)
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#define TXC_USBS_EP1RDY (1 << 5)
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#define TXC_USBS_SUSFLAG (1 << 6)
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#define TXC_USBS_RXFAULT (1 << 7)
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/* USB Control register */
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#define SR_USBC 0xF4
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#define USBC_EP3NAK (1 << 4)
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#define USBC_EP3ACK (1 << 5)
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/* Register access commands and flags */
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#define SR_RD_REGS 0x00
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#define SR_WR_REGS 0x01
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#define SR_WR_REG 0x03
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#define SR_REQ_RD_REG (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
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#define SR_REQ_WR_REG (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
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/* parameters */
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#define SR_SHARE_TIMEOUT 1000
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#define SR_EEPROM_LEN 256
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#define SR_MCAST_SIZE 8
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#define SR_MCAST_ADDR_FLAG 0x80
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#define SR_MCAST_MAX 64
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#define SR_TX_OVERHEAD 2 /* 2bytes header */
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#define SR_RX_OVERHEAD 7 /* 3bytes header + 4crc tail */
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#endif /* _SR9700_H */
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