/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef SUPERIOTOOL_H #define SUPERIOTOOL_H #include #include #include #include #include #include #if defined(__linux__) #include #endif #if (defined(__MACH__) && defined(__APPLE__)) /* DirectHW is available here: https://www.coreboot.org/DirectHW */ #include #endif #ifdef PCI_SUPPORT # ifdef __NetBSD__ #include # else #include # endif #endif #include #include #if defined(__FreeBSD__) #include #include #define OUTB(x, y) do { u_int tmp = (y); outb(tmp, (x)); } while (0) #define OUTW(x, y) do { u_int tmp = (y); outw(tmp, (x)); } while (0) #define OUTL(x, y) do { u_int tmp = (y); outl(tmp, (x)); } while (0) #define INB(x) __extension__ ({ u_int tmp = (x); inb(tmp); }) #define INW(x) __extension__ ({ u_int tmp = (x); inw(tmp); }) #define INL(x) __extension__ ({ u_int tmp = (x); inl(tmp); }) #else #define OUTB outb #define OUTW outw #define OUTL outl #define INB inb #define INW inw #define INL inl #endif #if defined(__NetBSD__) && (defined(__i386__) || defined(__x86_64__)) #include #include #if defined(__i386__) #define iopl i386_iopl #elif defined(__x86_64__) #define iopl x86_64_iopl #endif static __inline__ void outb(uint8_t value, uint16_t port) { __asm__ __volatile__ ("outb %b0,%w1": :"a" (value), "Nd" (port)); } static __inline__ void outw(uint16_t value, uint16_t port) { __asm__ __volatile__ ("outw %w0,%w1": :"a" (value), "Nd" (port)); } static __inline__ void outl(uint32_t value, uint16_t port) { __asm__ __volatile__ ("outl %0,%w1": :"a" (value), "Nd" (port)); } static __inline__ uint8_t inb(uint16_t port) { uint8_t value; __asm__ __volatile__ ("inb %w1,%0":"=a" (value):"Nd" (port)); return value; } static __inline__ uint16_t inw(uint16_t port) { uint16_t value; __asm__ __volatile__ ("inw %w1,%0":"=a" (value):"Nd" (port)); return value; } static __inline__ uint32_t inl(uint16_t port) { uint32_t value; __asm__ __volatile__ ("inl %1,%0":"=a" (value):"Nd" (port)); return value; } #endif #define USAGE "Usage: superiotool [-d] [-e] [-a] [-l] [-V] [-v] [-h]\n\n\ -d | --dump Dump Super I/O register contents\n\ -e | --extra-dump Dump secondary registers too (e.g. EC registers)\n\ -a | --alternate-dump Use alternative dump format, more suitable for diff\n\ -l | --list-supported Show the list of supported Super I/O chips\n\ -V | --verbose Verbose mode\n\ -v | --version Show the superiotool version\n\ -h | --help Show a short help text\n\n" #define USAGE_INFO "\ Per default (no options) superiotool will just probe for a Super I/O\n\ and print its vendor, name, ID, revision, and config port.\n" #define NOTFOUND " Failed. Returned data: " #define EOT -1 /* End Of Table */ #define NOLDN -2 /* NO LDN needed */ #define NANA -3 /* Not Available: Used for registers having externally controlled values that can change during runtime like GPIO input value registers. */ #define RSVD -4 /* Reserved */ #define MISC -5 /* Needs special comment in output: Used for registers depending on external pin straps configuring static, but board-specific settings like SIO base address or AMD/Intel power seqencing type. */ #define MAXLDN 0x14 /* Biggest LDN */ #define LDNSIZE (MAXLDN + 3) /* Biggest LDN + 0 + NOLDN + EOT */ #define MAXNUMIDX 170 /* Maximum number of indices */ #define IDXSIZE (MAXNUMIDX + 1) #define MAXNUMPORTS (6 + 1) /* Maximum number of Super I/O ports */ /* Select registers for various components. */ #define LDN_SEL 0x07 /* LDN select register */ #define WINBOND_HWM_SEL 0x4e /* Hardware monitor bank select */ /* Command line parameters. */ extern int dump, verbose, extra_dump; extern int chip_found; struct superio_registers { int32_t superio_id; /* Signed, as we need EOT. */ const char *name; /* Super I/O name */ struct { int8_t ldn; const char *name; /* LDN name */ int16_t idx[IDXSIZE]; int16_t def[IDXSIZE]; } ldn[LDNSIZE]; }; /* pci.c */ #ifdef PCI_SUPPORT extern struct pci_access *pacc; struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device); #endif /* superiotool.c */ uint8_t regval(uint16_t port, uint8_t reg); void regwrite(uint16_t port, uint8_t reg, uint8_t val); void enter_conf_mode_winbond_fintek_ite_8787(uint16_t port); void exit_conf_mode_winbond_fintek_ite_8787(uint16_t port); void enter_conf_mode_fintek_7777(uint16_t port); void exit_conf_mode_fintek_7777(uint16_t port); int superio_unknown(const struct superio_registers reg_table[], uint16_t id); const char *get_superio_name(const struct superio_registers reg_table[], uint16_t id); void dump_superio(const char *name, const struct superio_registers reg_table[], uint16_t port, uint16_t id, uint8_t ldn_sel); void dump_io(uint16_t iobase, uint16_t length); void dump_data(uint16_t iobase, int bank); void probing_for(const char *vendor, const char *info, uint16_t port); void print_vendor_chips(const char *vendor, const struct superio_registers reg_table[]); /* ali.c */ void probe_idregs_ali(uint16_t port); void print_ali_chips(void); /* aspeed.c */ void probe_idregs_aspeed(uint16_t port); void print_aspeed_chips(void); /* amd.c */ void probe_idregs_amd(uint16_t port); void print_amd_chips(void); /* serverengines.c */ void probe_idregs_serverengines(uint16_t port); void print_serverengines_chips(void); /* exar.c */ void probe_idregs_exar(uint16_t port); void print_exar_chips(void); /* fintek.c */ void probe_idregs_fintek(uint16_t port); void probe_idregs_fintek_alternative(uint16_t port); void print_fintek_chips(void); /* infineon.c */ void probe_idregs_infineon(uint16_t port); void print_infineon_chips(void); /* ite.c */ void probe_idregs_ite(uint16_t port); void print_ite_chips(void); /* nsc.c */ void probe_idregs_nsc(uint16_t port); void print_nsc_chips(void); /* nuvoton.c */ void probe_idregs_nuvoton(uint16_t port); void print_nuvoton_chips(void); /* smsc.c */ void probe_idregs_smsc(uint16_t port); void print_smsc_chips(void); /* winbond.c */ void probe_idregs_winbond(uint16_t port); void print_winbond_chips(void); /* via.c */ #ifdef PCI_SUPPORT void probe_idregs_via(uint16_t port); void print_via_chips(void); #endif /** Table of which config ports to probe for each Super I/O family. */ static const struct { void (*probe_idregs) (uint16_t port); int ports[MAXNUMPORTS]; /* Signed, as we need EOT. */ } superio_ports_table[] = { {probe_idregs_ali, {0x3f0, 0x370, EOT}}, {probe_idregs_aspeed, {0x2e, 0x4e, EOT}}, {probe_idregs_exar, {0x2e, 0x4e, EOT}}, {probe_idregs_fintek, {0x2e, 0x4e, EOT}}, {probe_idregs_fintek_alternative, {0x2e, 0x4e, EOT}}, /* Only use 0x370 for ITE, but 0x3f0 or 0x3bd would also be valid. */ {probe_idregs_ite, {0x20e, 0x25e, 0x2e, 0x4e, 0x370, 0x6e, EOT}}, {probe_idregs_nsc, {0x2e, 0x4e, 0x15c, 0x164e, EOT}}, /* I/O pairs on Nuvoton EC chips can be configured by firmware in * addition to the following hardware strapping options. */ {probe_idregs_nuvoton, {0x164e, 0x2e, 0x4e, EOT}}, {probe_idregs_smsc, {0x2e, 0x4e, 0x162e, 0x164e, 0x3f0, 0x370, EOT}}, {probe_idregs_winbond, {0x2e, 0x4e, 0x3f0, 0x370, 0x250, EOT}}, #ifdef PCI_SUPPORT {probe_idregs_via, {0x2e, 0x4e, 0x3f0, EOT}}, /* in fact read the BASE from HW */ {probe_idregs_amd, {0xaa, EOT}}, #endif {probe_idregs_serverengines, {0x2e, EOT}}, {probe_idregs_infineon, {0x2e, 0x4e, EOT}}, }; /** Table of functions to print out supported Super I/O chips. */ static const struct { void (*print_list) (void); } vendor_print_functions[] = { {print_ali_chips}, {print_exar_chips}, {print_fintek_chips}, {print_ite_chips}, {print_nsc_chips}, {print_nuvoton_chips}, {print_smsc_chips}, {print_winbond_chips}, #ifdef PCI_SUPPORT {print_via_chips}, {print_amd_chips}, {print_aspeed_chips}, #endif {print_serverengines_chips}, {print_infineon_chips}, }; #endif