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Diffstat (limited to 'internal.h')
| -rw-r--r-- | internal.h | 424 |
1 files changed, 424 insertions, 0 deletions
diff --git a/internal.h b/internal.h new file mode 100644 index 0000000..b80f77a --- /dev/null +++ b/internal.h @@ -0,0 +1,424 @@ +/* Portions Copyright 2001 Sun Microsystems (thockin@sun.com) */ +/* Portions Copyright 2002 Intel (scott.feldman@intel.com) */ +#ifndef ETHTOOL_INTERNAL_H__ +#define ETHTOOL_INTERNAL_H__ + +/* Some platforms (eg. ppc64) need __SANE_USERSPACE_TYPES__ before + * <linux/types.h> to select 'int-ll64.h' and avoid compile warnings + * when printing __u64 with %llu. + */ +#define __SANE_USERSPACE_TYPES__ + +#ifdef HAVE_CONFIG_H +#include "ethtool-config.h" +#endif +#include <stdbool.h> +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <unistd.h> +#include <endian.h> +#include <sys/ioctl.h> +#include <linux/if.h> + +#include "json_writer.h" +#include "json_print.h" + +#define __maybe_unused __attribute__((__unused__)) + +/* internal for netlink interface */ +#ifdef ETHTOOL_ENABLE_NETLINK +struct nl_context; +#endif + +/* ethtool.h expects these to be defined by <linux/types.h> */ +#ifndef HAVE_BE_TYPES +typedef uint16_t __be16; +typedef uint32_t __be32; +typedef unsigned long long __be64; +#endif + +typedef unsigned long long u64; +typedef uint32_t u32; +typedef uint16_t u16; +typedef uint8_t u8; +typedef int32_t s32; + +/* ethtool.h epxects __KERNEL_DIV_ROUND_UP to be defined by <linux/kernel.h> */ +#include <linux/kernel.h> +#ifndef __KERNEL_DIV_ROUND_UP +#define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) +#endif + +#ifndef ALTIFNAMSIZ +#define ALTIFNAMSIZ 128 +#endif + +#include <linux/ethtool.h> +#include <linux/net_tstamp.h> + +#if __BYTE_ORDER == __BIG_ENDIAN +static inline u16 cpu_to_be16(u16 value) +{ + return value; +} +static inline u32 cpu_to_be32(u32 value) +{ + return value; +} +static inline u64 cpu_to_be64(u64 value) +{ + return value; +} +#else +static inline u16 cpu_to_be16(u16 value) +{ + return (value >> 8) | (value << 8); +} +static inline u32 cpu_to_be32(u32 value) +{ + return cpu_to_be16(value >> 16) | (cpu_to_be16(value) << 16); +} +static inline u64 cpu_to_be64(u64 value) +{ + return cpu_to_be32(value >> 32) | ((u64)cpu_to_be32(value) << 32); +} +#endif + +#define ntohll cpu_to_be64 +#define htonll cpu_to_be64 + +#define BITS_PER_BYTE 8 +#define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long)) +#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) +#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG) + +static inline void set_bit(unsigned int nr, unsigned long *addr) +{ + addr[nr / BITS_PER_LONG] |= 1UL << (nr % BITS_PER_LONG); +} + +static inline void clear_bit(unsigned int nr, unsigned long *addr) +{ + addr[nr / BITS_PER_LONG] &= ~(1UL << (nr % BITS_PER_LONG)); +} + +static inline int test_bit(unsigned int nr, const unsigned long *addr) +{ + return !!((1UL << (nr % BITS_PER_LONG)) & + (((unsigned long *)addr)[nr / BITS_PER_LONG])); +} + +#ifndef ARRAY_SIZE +#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) +#endif + +#ifndef SIOCETHTOOL +#define SIOCETHTOOL 0x8946 +#endif + +/* debugging flags */ +enum { + DEBUG_PARSE, + DEBUG_NL_MSGS, /* incoming/outgoing netlink messages */ + DEBUG_NL_DUMP_SND, /* dump outgoing netlink messages */ + DEBUG_NL_DUMP_RCV, /* dump incoming netlink messages */ + DEBUG_NL_PRETTY_MSG, /* pretty print of messages and errors */ +}; + +static inline bool debug_on(unsigned long debug, unsigned int bit) +{ + return (debug & (1 << bit)); +} + +/* Internal values for old-style offload flags. Values and names + * must not clash with the flags defined for ETHTOOL_{G,S}FLAGS. + */ +#define ETH_FLAG_RXCSUM (1 << 0) +#define ETH_FLAG_TXCSUM (1 << 1) +#define ETH_FLAG_SG (1 << 2) +#define ETH_FLAG_TSO (1 << 3) +#define ETH_FLAG_UFO (1 << 4) +#define ETH_FLAG_GSO (1 << 5) +#define ETH_FLAG_GRO (1 << 6) +#define ETH_FLAG_INT_MASK (ETH_FLAG_RXCSUM | ETH_FLAG_TXCSUM | \ + ETH_FLAG_SG | ETH_FLAG_TSO | ETH_FLAG_UFO | \ + ETH_FLAG_GSO | ETH_FLAG_GRO), +/* Mask of all flags defined for ETHTOOL_{G,S}FLAGS. */ +#define ETH_FLAG_EXT_MASK (ETH_FLAG_LRO | ETH_FLAG_RXVLAN | \ + ETH_FLAG_TXVLAN | ETH_FLAG_NTUPLE | \ + ETH_FLAG_RXHASH) + +/* internal API for link mode bitmap interaction with kernel. */ + +#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32 \ + (SCHAR_MAX) +#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBITS \ + (32 * ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32) +#define ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBYTES \ + (4 * ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32) +#define ETHTOOL_DECLARE_LINK_MODE_MASK(name) \ + u32 name[ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32] + +struct ethtool_link_usettings { + struct { + __u8 transceiver; + } deprecated; + struct ethtool_link_settings base; + struct { + ETHTOOL_DECLARE_LINK_MODE_MASK(supported); + ETHTOOL_DECLARE_LINK_MODE_MASK(advertising); + ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertising); + } link_modes; +}; + +#define ethtool_link_mode_for_each_u32(index) \ + for ((index) = 0; \ + (index) < ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NU32; \ + ++(index)) + +static inline void ethtool_link_mode_zero(u32 *dst) +{ + memset(dst, 0, ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBYTES); +} + +static inline bool ethtool_link_mode_is_empty(const u32 *mask) +{ + unsigned int i; + + ethtool_link_mode_for_each_u32(i) { + if (mask[i] != 0) + return false; + } + + return true; +} + +static inline void ethtool_link_mode_copy(u32 *dst, const u32 *src) +{ + memcpy(dst, src, ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBYTES); +} + +static inline int ethtool_link_mode_test_bit(unsigned int nr, const u32 *mask) +{ + if (nr >= ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBITS) + return !!0; + return !!(mask[nr / 32] & (1 << (nr % 32))); +} + +static inline int ethtool_link_mode_set_bit(unsigned int nr, u32 *mask) +{ + if (nr >= ETHTOOL_LINK_MODE_MASK_MAX_KERNEL_NBITS) + return -1; + mask[nr / 32] |= (1 << (nr % 32)); + return 0; +} + +/* Struct for managing module EEPROM pages */ +struct ethtool_module_eeprom { + u32 offset; + u32 length; + u8 page; + u8 bank; + u8 i2c_address; + u8 *data; +}; + +/* Context for sub-commands */ +struct cmd_context { + const char *devname; /* net device name */ + int fd; /* socket suitable for ethtool ioctl */ + struct ifreq ifr; /* ifreq suitable for ethtool ioctl */ + unsigned int argc; /* number of arguments to the sub-command */ + char **argp; /* arguments to the sub-command */ + unsigned long debug; /* debugging mask */ + bool json; /* Output JSON, if supported */ + bool show_stats; /* include command-specific stats */ +#ifdef ETHTOOL_ENABLE_NETLINK + struct nl_context *nlctx; /* netlink context (opaque) */ +#endif +}; + +#ifdef TEST_ETHTOOL +int test_cmdline(const char *args); + +struct cmd_expect { + const void *cmd; /* expected command; NULL at end of list */ + size_t cmd_len; /* length to match (might be < sizeof struct) */ + int rc; /* kernel return code */ + const void *resp; /* response to write back; may be NULL */ + size_t resp_len; /* length to write back */ +}; +int test_ioctl(const struct cmd_expect *expect, void *cmd); +#define TEST_IOCTL_MISMATCH (-2) + +int test_main(int argc, char **argp); +void test_exit(int rc) __attribute__((noreturn)); + +#ifndef TEST_NO_WRAPPERS +#define main(...) test_main(__VA_ARGS__) +#undef exit +#define exit(rc) test_exit(rc) +void *test_malloc(size_t size); +#undef malloc +#define malloc(size) test_malloc(size) +void *test_calloc(size_t nmemb, size_t size); +#undef calloc +#define calloc(nmemb, size) test_calloc(nmemb, size) +char *test_strdup(const char *s); +#undef strdup +#define strdup(s) test_strdup(s) +void test_free(void *ptr); +#undef free +#define free(ptr) test_free(ptr) +void *test_realloc(void *ptr, size_t size); +#undef realloc +#define realloc(ptr, size) test_realloc(ptr, size) +int test_open(const char *pathname, int flag, ...); +#undef open +#define open(...) test_open(__VA_ARGS__) +int test_socket(int domain, int type, int protocol); +#undef socket +#define socket(...) test_socket(__VA_ARGS__) +int test_close(int fd); +#undef close +#define close(fd) test_close(fd) +FILE *test_fopen(const char *path, const char *mode); +#undef fopen +#define fopen(path, mode) test_fopen(path, mode) +int test_fclose(FILE *fh); +#undef fclose +#define fclose(fh) test_fclose(fh) +#endif +#endif + +int send_ioctl(struct cmd_context *ctx, void *cmd); + +void dump_hex(FILE *f, const u8 *data, int len, int offset); + +/* National Semiconductor DP83815, DP83816 */ +int natsemi_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); +int natsemi_dump_eeprom(struct ethtool_drvinfo *info, + struct ethtool_eeprom *ee); + +/* Digital/Intel 21040 and 21041 */ +int de2104x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Intel(R) PRO/1000 Gigabit Adapter Family */ +int e1000_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +int igb_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* RealTek PCI */ +int realtek_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Intel(R) PRO/100 Fast Ethernet Adapter Family */ +int e100_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Tigon3 */ +int tg3_dump_eeprom(struct ethtool_drvinfo *info, struct ethtool_eeprom *ee); + +/* Advanced Micro Devices AMD8111 based Adapter */ +int amd8111e_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Advanced Micro Devices PCnet32 Adapter */ +int pcnet32_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Motorola 8xx FEC Ethernet controller */ +int fec_8xx_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* PowerPC 4xx on-chip Ethernet controller */ +int ibm_emac_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Intel(R) PRO/10GBe Gigabit Adapter Family */ +int ixgb_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +int ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +int ixgbevf_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Broadcom Tigon3 Ethernet controller */ +int tg3_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* SysKonnect Gigabit (Genesis and Yukon) */ +int skge_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* SysKonnect Gigabit (Yukon2) */ +int sky2_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Fabric7 VIOC */ +int vioc_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* SMSC LAN911x/LAN921x embedded ethernet controller */ +int smsc911x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +int at76c50x_usb_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Solarflare Solarstorm controllers */ +int sfc_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* STMMAC embedded ethernet controller */ +int st_mac100_dump_regs(struct ethtool_drvinfo *info, + struct ethtool_regs *regs); +int st_gmac_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Et131x ethernet controller */ +int et131x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Altera TSE 10/100/1000 ethernet controller */ +int altera_tse_dump_regs(struct ethtool_drvinfo *info, + struct ethtool_regs *regs); + +/* VMware vmxnet3 ethernet controller */ +int vmxnet3_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Rx flow classification */ +int rxclass_parse_ruleopts(struct cmd_context *ctx, + struct ethtool_rx_flow_spec *fsp, __u32 *rss_context); +int rxclass_rule_getall(struct cmd_context *ctx); +int rxclass_rule_get(struct cmd_context *ctx, __u32 loc); +int rxclass_rule_ins(struct cmd_context *ctx, + struct ethtool_rx_flow_spec *fsp, __u32 rss_context); +int rxclass_rule_del(struct cmd_context *ctx, __u32 loc); + +/* Module EEPROM parsing code */ +void sff8079_show_all_ioctl(const __u8 *id); +int sff8079_show_all_nl(struct cmd_context *ctx); + +/* Optics diagnostics */ +void sff8472_show_all(const __u8 *id); + +/* QSFP Optics diagnostics */ +void sff8636_show_all_ioctl(const __u8 *id, __u32 eeprom_len); +int sff8636_show_all_nl(struct cmd_context *ctx); + +/* FUJITSU Extended Socket network device */ +int fjes_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* MICROCHIP LAN78XX USB ETHERNET Controller */ +int lan78xx_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Distributed Switch Architecture */ +int dsa_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* i.MX Fast Ethernet Controller */ +int fec_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Freescale/NXP ENETC Ethernet Controller */ +int fsl_enetc_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Intel(R) Ethernet Controller I225-LM/I225-V adapter family */ +int igc_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Broadcom Ethernet Controller */ +int bnxt_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* TI CPSW Ethernet Switch */ +int cpsw_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* Microchip Ethernet Controller */ +int lan743x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +#endif /* ETHTOOL_INTERNAL_H__ */ |