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* mfd: mfd_cell is now implicitly available to mc13xxx driversAndres Salomon2011-03-23
* mfd: mfd_cell is now implicitly available to ab3550 driverAndres Salomon2011-03-23
* mfd-core: Unconditionally add mfd_cell to every platform_deviceAndres Salomon2011-03-23
* mfd-core: Fix up typos/vagueness in commentAndres Salomon2011-03-23
* regulator: twl: add clk32kg to twl-regulatorBalaji T K2011-03-23
* mfd: Add new ab8500 GPADC driverArun Murthy2011-03-23
* mfd: AB8500 system control driverMattias Nilsson2011-03-23
* mfd: Support configuration of WM831x /IRQ output in CMOS modeMark Brown2011-03-23
* Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/asy...Linus Torvalds2011-03-22
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| * dw_dmac: Allow src/dst msize & flow controller to be configured at runtimeViresh KUMAR2011-03-06
| * dw_dmac: Changing type of src_master and dest_master to u8.Viresh Kumar2011-03-06
| * dw_dmac: Pass Channel Priority from platform_dataViresh Kumar2011-03-06
| * dw_dmac: Pass Channel Allocation Order from platform_dataViresh Kumar2011-03-06
| * Merge branch 'dw_dmac' into dmaengineDan Williams2011-02-14
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| | * dmaengine/dw_dmac: provide a mechanism to indicate private devicesJamie Iles2011-01-30
| | * dmaengine/dw_dmac: allow src/dst masters to be configured at runtimeJamie Iles2011-01-30
* | | zlib: slim down zlib_deflate() workspace when possibleJim Keniston2011-03-22
* | | crc32: add missed brackets in macroKonstantin Khlebnikov2011-03-22
* | | sigma-firmware: loader for Analog Devices' SigmaStudioMike Frysinger2011-03-22
* | | kstrto*: converting strings to integers done (hopefully) rightAlexey Dobriyan2011-03-22
* | | smp: move smp setup functions to kernel/smp.cAmerigo Wang2011-03-22
* | | include/linux/err.h: add a function to cast error-pointers to a return valueUwe Kleine-König2011-03-22
* | | fs.h: remove 8 bytes of padding from block_device on 64bit buildsRichard Kennedy2011-03-22
* | | include/linux/compiler-gcc*.h: unify macro definitionsBorislav Petkov2011-03-22
* | | add the common dma_addr_t typedef to include/linux/types.hFUJITA Tomonori2011-03-22
* | | mm: add __GFP_OTHER_NODE flagAndi Kleen2011-03-22
* | | mm: vmscan: kswapd should not free an excessive number of pages when balancin...Mel Gorman2011-03-22
* | | pagewalk: only split huge pages when necessaryDave Hansen2011-03-22
* | | memcg: move memcg reclaimable page into tail of inactive listMinchan Kim2011-03-22
* | | mm: deactivate invalidated pagesMinchan Kim2011-03-22
* | | mm: mm_struct: remove 16 bytes of alignment padding on 64 bit buildsRichard Kennedy2011-03-22
* | | mm: remove unused TestSetPageLocked() interfaceMichel Lespinasse2011-03-22
* | | mm: simplify anon_vma refcountsPeter Zijlstra2011-03-22
* | | mm: move anon_vma ref out from under CONFIG_fooPeter Zijlstra2011-03-22
* | | mm: rename drop_anon_vma() to put_anon_vma()Peter Zijlstra2011-03-22
* | | mm: change __remove_from_page_cache()Minchan Kim2011-03-22
* | | mm: goodbye remove_from_page_cache()Minchan Kim2011-03-22
* | | mm: introduce delete_from_page_cache()Minchan Kim2011-03-22
* | | mm: add replace_page_cache_page() functionMiklos Szeredi2011-03-22
* | | mm: allow GUP to fail instead of waiting on a pageGleb Natapov2011-03-22
* | | oom: suppress nodes that are not allowed from meminfo on oom killDavid Rientjes2011-03-22
* | | kthread: NUMA aware kthread_create_on_node()Eric Dumazet2011-03-22
* | | mm: compaction: prevent kswapd compacting memory to reduce CPU usageAndrea Arcangeli2011-03-22
* | | pwm_backlight: add check_fb() hookRobert Morell2011-03-22
* | | backlight: add backlight typeMatthew Garrett2011-03-22
* | | leds: make *struct gpio_led_platform_data.leds constUwe Kleine-König2011-03-22
* | | leds: add driver for LM3530 ALSShreshtha Kumar Sahu2011-03-22
* | | include/asm-generic/unistd.h: fix syncfs syscall numberAndrew Morton2011-03-22
* | | Merge branch 'slab/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/p...Linus Torvalds2011-03-22
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| * | | slub: Add statistics for this_cmpxchg_double failuresChristoph Lameter2011-03-22
generated by cgit v1.2.2 (git 2.25.0) at 2025-09-08 11:35:50 -0400
l ppc">#define SONIC_MDT 0x2f #define SONIC_TRBA0 0x19 #define SONIC_TRBA1 0x1a #define SONIC_TBWC0 0x1b #define SONIC_TBWC1 0x1c #define SONIC_LLFA 0x1f #define SONIC_ADDR0 0x1d #define SONIC_ADDR1 0x1e /* * Error counters */ #define SONIC_CRCT 0x2c #define SONIC_FAET 0x2d #define SONIC_MPT 0x2e #define SONIC_DCR2 0x3f /* * SONIC command bits */ #define SONIC_CR_LCAM 0x0200 #define SONIC_CR_RRRA 0x0100 #define SONIC_CR_RST 0x0080 #define SONIC_CR_ST 0x0020 #define SONIC_CR_STP 0x0010 #define SONIC_CR_RXEN 0x0008 #define SONIC_CR_RXDIS 0x0004 #define SONIC_CR_TXP 0x0002 #define SONIC_CR_HTX 0x0001 /* * SONIC data configuration bits */ #define SONIC_DCR_EXBUS 0x8000 #define SONIC_DCR_LBR 0x2000 #define SONIC_DCR_PO1 0x1000 #define SONIC_DCR_PO0 0x0800 #define SONIC_DCR_SBUS 0x0400 #define SONIC_DCR_USR1 0x0200 #define SONIC_DCR_USR0 0x0100 #define SONIC_DCR_WC1 0x0080 #define SONIC_DCR_WC0 0x0040 #define SONIC_DCR_DW 0x0020 #define SONIC_DCR_BMS 0x0010 #define SONIC_DCR_RFT1 0x0008 #define SONIC_DCR_RFT0 0x0004 #define SONIC_DCR_TFT1 0x0002 #define SONIC_DCR_TFT0 0x0001 /* * Constants for the SONIC receive control register. */ #define SONIC_RCR_ERR 0x8000 #define SONIC_RCR_RNT 0x4000 #define SONIC_RCR_BRD 0x2000 #define SONIC_RCR_PRO 0x1000 #define SONIC_RCR_AMC 0x0800 #define SONIC_RCR_LB1 0x0400 #define SONIC_RCR_LB0 0x0200 #define SONIC_RCR_MC 0x0100 #define SONIC_RCR_BC 0x0080 #define SONIC_RCR_LPKT 0x0040 #define SONIC_RCR_CRS 0x0020 #define SONIC_RCR_COL 0x0010 #define SONIC_RCR_CRCR 0x0008 #define SONIC_RCR_FAER 0x0004 #define SONIC_RCR_LBK 0x0002 #define SONIC_RCR_PRX 0x0001 #define SONIC_RCR_LB_OFF 0 #define SONIC_RCR_LB_MAC SONIC_RCR_LB0 #define SONIC_RCR_LB_ENDEC SONIC_RCR_LB1 #define SONIC_RCR_LB_TRANS (SONIC_RCR_LB0 | SONIC_RCR_LB1) /* default RCR setup */ #define SONIC_RCR_DEFAULT (SONIC_RCR_BRD) /* * SONIC Transmit Control register bits */ #define SONIC_TCR_PINTR 0x8000 #define SONIC_TCR_POWC 0x4000 #define SONIC_TCR_CRCI 0x2000 #define SONIC_TCR_EXDIS 0x1000 #define SONIC_TCR_EXD 0x0400 #define SONIC_TCR_DEF 0x0200 #define SONIC_TCR_NCRS 0x0100 #define SONIC_TCR_CRLS 0x0080 #define SONIC_TCR_EXC 0x0040 #define SONIC_TCR_PMB 0x0008 #define SONIC_TCR_FU 0x0004 #define SONIC_TCR_BCM 0x0002 #define SONIC_TCR_PTX 0x0001 #define SONIC_TCR_DEFAULT 0x0000 /* * Constants for the SONIC_INTERRUPT_MASK and * SONIC_INTERRUPT_STATUS registers. */ #define SONIC_INT_BR 0x4000 #define SONIC_INT_HBL 0x2000 #define SONIC_INT_LCD 0x1000 #define SONIC_INT_PINT 0x0800 #define SONIC_INT_PKTRX 0x0400 #define SONIC_INT_TXDN 0x0200 #define SONIC_INT_TXER 0x0100 #define SONIC_INT_TC 0x0080 #define SONIC_INT_RDE 0x0040 #define SONIC_INT_RBE 0x0020 #define SONIC_INT_RBAE 0x0010 #define SONIC_INT_CRC 0x0008 #define SONIC_INT_FAE 0x0004 #define SONIC_INT_MP 0x0002 #define SONIC_INT_RFO 0x0001 /* * The interrupts we allow. */ #define SONIC_IMR_DEFAULT ( SONIC_INT_BR | \ SONIC_INT_LCD | \ SONIC_INT_RFO | \ SONIC_INT_PKTRX | \ SONIC_INT_TXDN | \ SONIC_INT_TXER | \ SONIC_INT_RDE | \ SONIC_INT_RBAE | \ SONIC_INT_CRC | \ SONIC_INT_FAE | \ SONIC_INT_MP) #define SONIC_EOL 0x0001 #define CAM_DESCRIPTORS 16 /* Offsets in the various DMA buffers accessed by the SONIC */ #define SONIC_BITMODE16 0 #define SONIC_BITMODE32 1 #define SONIC_BUS_SCALE(bitmode) ((bitmode) ? 4 : 2) /* Note! These are all measured in bus-size units, so use SONIC_BUS_SCALE */ #define SIZEOF_SONIC_RR 4 #define SONIC_RR_BUFADR_L 0 #define SONIC_RR_BUFADR_H 1 #define SONIC_RR_BUFSIZE_L 2 #define SONIC_RR_BUFSIZE_H 3 #define SIZEOF_SONIC_RD 7 #define SONIC_RD_STATUS 0 #define SONIC_RD_PKTLEN 1 #define SONIC_RD_PKTPTR_L 2 #define SONIC_RD_PKTPTR_H 3 #define SONIC_RD_SEQNO 4 #define SONIC_RD_LINK 5 #define SONIC_RD_IN_USE 6 #define SIZEOF_SONIC_TD 8 #define SONIC_TD_STATUS 0 #define SONIC_TD_CONFIG 1 #define SONIC_TD_PKTSIZE 2 #define SONIC_TD_FRAG_COUNT 3 #define SONIC_TD_FRAG_PTR_L 4 #define SONIC_TD_FRAG_PTR_H 5 #define SONIC_TD_FRAG_SIZE 6 #define SONIC_TD_LINK 7 #define SIZEOF_SONIC_CD 4 #define SONIC_CD_ENTRY_POINTER 0 #define SONIC_CD_CAP0 1 #define SONIC_CD_CAP1 2 #define SONIC_CD_CAP2 3 #define SIZEOF_SONIC_CDA ((CAM_DESCRIPTORS * SIZEOF_SONIC_CD) + 1) #define SONIC_CDA_CAM_ENABLE (CAM_DESCRIPTORS * SIZEOF_SONIC_CD) /* * Some tunables for the buffer areas. Power of 2 is required * the current driver uses one receive buffer for each descriptor. * * MSch: use more buffer space for the slow m68k Macs! */ #define SONIC_NUM_RRS 16 /* number of receive resources */ #define SONIC_NUM_RDS SONIC_NUM_RRS /* number of receive descriptors */ #define SONIC_NUM_TDS 16 /* number of transmit descriptors */ #define SONIC_RDS_MASK (SONIC_NUM_RDS-1) #define SONIC_TDS_MASK (SONIC_NUM_TDS-1) #define SONIC_RBSIZE 1520 /* size of one resource buffer */ /* Again, measured in bus size units! */ #define SIZEOF_SONIC_DESC (SIZEOF_SONIC_CDA \ + (SIZEOF_SONIC_TD * SONIC_NUM_TDS) \ + (SIZEOF_SONIC_RD * SONIC_NUM_RDS) \ + (SIZEOF_SONIC_RR * SONIC_NUM_RRS)) /* Information that need to be kept for each board. */ struct sonic_local { /* Bus size. 0 == 16 bits, 1 == 32 bits. */ int dma_bitmode; /* Register offset within the longword (independent of endianness, and varies from one type of Macintosh SONIC to another (Aarrgh)) */ int reg_offset; void *descriptors; /* Crud. These areas have to be within the same 64K. Therefore we allocate a desriptors page, and point these to places within it. */ void *cda; /* CAM descriptor area */ void *tda; /* Transmit descriptor area */ void *rra; /* Receive resource area */ void *rda; /* Receive descriptor area */ struct sk_buff* volatile rx_skb[SONIC_NUM_RRS]; /* packets to be received */ struct sk_buff* volatile tx_skb[SONIC_NUM_TDS]; /* packets to be transmitted */ unsigned int tx_len[SONIC_NUM_TDS]; /* lengths of tx DMA mappings */ /* Logical DMA addresses on MIPS, bus addresses on m68k * (so "laddr" is a bit misleading) */ dma_addr_t descriptors_laddr; u32 cda_laddr; /* logical DMA address of CDA */ u32 tda_laddr; /* logical DMA address of TDA */ u32 rra_laddr; /* logical DMA address of RRA */ u32 rda_laddr; /* logical DMA address of RDA */ dma_addr_t rx_laddr[SONIC_NUM_RRS]; /* logical DMA addresses of rx skbuffs */ dma_addr_t tx_laddr[SONIC_NUM_TDS]; /* logical DMA addresses of tx skbuffs */ unsigned int rra_end; unsigned int cur_rwp; unsigned int cur_rx; unsigned int cur_tx; /* first unacked transmit packet */ unsigned int eol_rx; unsigned int eol_tx; /* last unacked transmit packet */ unsigned int next_tx; /* next free TD */ struct device *device; /* generic device */ struct net_device_stats stats; }; #define TX_TIMEOUT (3 * HZ) /* Index to functions, as function prototypes. */ static int sonic_open(struct net_device *dev); static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev); static irqreturn_t sonic_interrupt(int irq, void *dev_id); static void sonic_rx(struct net_device *dev); static int sonic_close(struct net_device *dev); static struct net_device_stats *sonic_get_stats(struct net_device *dev); static void sonic_multicast_list(struct net_device *dev); static int sonic_init(struct net_device *dev); static void sonic_tx_timeout(struct net_device *dev); /* Internal inlines for reading/writing DMA buffers. Note that bus size and endianness matter here, whereas they don't for registers, as far as we can tell. */ /* OpenBSD calls this "SWO". I'd like to think that sonic_buf_put() is a much better name. */ static inline void sonic_buf_put(void* base, int bitmode, int offset, __u16 val) { if (bitmode) #ifdef __BIG_ENDIAN ((__u16 *) base + (offset*2))[1] = val; #else ((__u16 *) base + (offset*2))[0] = val; #endif else ((__u16 *) base)[offset] = val; } static inline __u16 sonic_buf_get(void* base, int bitmode, int offset) { if (bitmode) #ifdef __BIG_ENDIAN return ((volatile __u16 *) base + (offset*2))[1]; #else return ((volatile __u16 *) base + (offset*2))[0]; #endif else return ((volatile __u16 *) base)[offset]; } /* Inlines that you should actually use for reading/writing DMA buffers */ static inline void sonic_cda_put(struct net_device* dev, int entry, int offset, __u16 val) { struct sonic_local *lp = netdev_priv(dev); sonic_buf_put(lp->cda, lp->dma_bitmode, (entry * SIZEOF_SONIC_CD) + offset, val); } static inline __u16 sonic_cda_get(struct net_device* dev, int entry, int offset) { struct sonic_local *lp = netdev_priv(dev); return sonic_buf_get(lp->cda, lp->dma_bitmode, (entry * SIZEOF_SONIC_CD) + offset); } static inline void sonic_set_cam_enable(struct net_device* dev, __u16 val) { struct sonic_local *lp = netdev_priv(dev); sonic_buf_put(lp->cda, lp->dma_bitmode, SONIC_CDA_CAM_ENABLE, val); } static inline __u16 sonic_get_cam_enable(struct net_device* dev) { struct sonic_local *lp = netdev_priv(dev); return sonic_buf_get(lp->cda, lp->dma_bitmode, SONIC_CDA_CAM_ENABLE); } static inline void sonic_tda_put(struct net_device* dev, int entry, int offset, __u16 val) { struct sonic_local *lp = netdev_priv(dev); sonic_buf_put(lp->tda, lp->dma_bitmode, (entry * SIZEOF_SONIC_TD) + offset, val); } static inline __u16 sonic_tda_get(struct net_device* dev, int entry, int offset) { struct sonic_local *lp = netdev_priv(dev); return sonic_buf_get(lp->tda, lp->dma_bitmode, (entry * SIZEOF_SONIC_TD) + offset); } static inline void sonic_rda_put(struct net_device* dev, int entry, int offset, __u16 val) { struct sonic_local *lp = netdev_priv(dev); sonic_buf_put(lp->rda, lp->dma_bitmode, (entry * SIZEOF_SONIC_RD) + offset, val); } static inline __u16 sonic_rda_get(struct net_device* dev, int entry, int offset) { struct sonic_local *lp = netdev_priv(dev); return sonic_buf_get(lp->rda, lp->dma_bitmode, (entry * SIZEOF_SONIC_RD) + offset); } static inline void sonic_rra_put(struct net_device* dev, int entry, int offset, __u16 val) { struct sonic_local *lp = netdev_priv(dev); sonic_buf_put(lp->rra, lp->dma_bitmode, (entry * SIZEOF_SONIC_RR) + offset, val); } static inline __u16 sonic_rra_get(struct net_device* dev, int entry, int offset) { struct sonic_local *lp = netdev_priv(dev); return sonic_buf_get(lp->rra, lp->dma_bitmode, (entry * SIZEOF_SONIC_RR) + offset); } static const char *version = "sonic.c:v0.92 20.9.98 tsbogend@alpha.franken.de\n"; #endif /* SONIC_H */
generated by cgit v1.2.2 (git 2.25.0) at 2025-09-08 11:35:42 -0400