diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/superiotool/Makefile | 2 | ||||
| -rw-r--r-- | util/superiotool/amd.c | 135 | ||||
| -rw-r--r-- | util/superiotool/superiotool.h | 7 |
3 files changed, 143 insertions, 1 deletions
diff --git a/util/superiotool/Makefile b/util/superiotool/Makefile index 6f3cfa31b5..5cc7650ad8 100644 --- a/util/superiotool/Makefile +++ b/util/superiotool/Makefile @@ -57,7 +57,7 @@ CONFIG_PCI = yes ifeq ($(CONFIG_PCI), yes) CFLAGS += -DPCI_SUPPORT LIBS += -lpci -OBJS += pci.o via.o +OBJS += pci.o via.o amd.o endif all: $(PROGRAM) diff --git a/util/superiotool/amd.c b/util/superiotool/amd.c new file mode 100644 index 0000000000..1c035234b2 --- /dev/null +++ b/util/superiotool/amd.c @@ -0,0 +1,135 @@ +/* + * This file is part of the superiotool project. + * + * Copyright (C) 2011 Rudolf Marek <r.marek@assembler.cz> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "superiotool.h" + +#define DEVICE_ID_REG 0x20 +#define DEVICE_REV_REG 0x21 + +static const struct superio_registers reg_table[] = { + {0xb7, "SB7xx", { + {NOLDN, NULL, + {0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x28,0x29,0x2a, + 0x2b,0x2c,0x2e, 0x2f, EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x3, "EC channel 0", + {0x30,0x60,0x61, EOT}, + {NANA,NANA,NANA,EOT}}, + {0x5, "Irda", + {0x30,0x60,0x61,0x70, EOT}, + {NANA,NANA,NANA,NANA,EOT}}, + {0x7, "Keyboard Controller", + {0x30, EOT}, + {NANA,EOT}}, + {0x9, "Mailbox", + {0x30,0x60,0x61, EOT}, + {NANA,NANA,NANA,EOT}}, + {EOT}}}, + {0xb8, "SB8xx", { + {NOLDN, NULL, + {0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x28,0x29,0x2a, + 0x2b,0x2c,0x2e, 0x2f, EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x3, "EC channel 0", + {0x30,0x60,0x61, EOT}, + {NANA,NANA,NANA,EOT}}, + {0x5, "Irda", + {0x30,0x60,0x61,0x70, EOT}, + {NANA,NANA,NANA,NANA,EOT}}, + {0x7, "Keyboard Controller", + {0x30, EOT}, + {NANA,EOT}}, + {0x9, "Mailbox", + {0x30,0x60,0x61, EOT}, + {NANA,NANA,NANA,EOT}}, + {EOT}}}, + {EOT} +}; + +/* same as serverengines */ +static void enter_conf_mode_ec(uint16_t port) +{ + OUTB(0x5a, port); +} + +static void exit_conf_mode_ec(uint16_t port) +{ + OUTB(0xa5, port); +} + +uint16_t detect_ec(void) +{ + uint16_t ec_port; + struct pci_dev *dev; + + dev = pci_dev_find(0x1002, 0x439d); + + if (!dev) { + return 0; + } + + /* is EC disabled ? */ + if (!(pci_read_byte(dev, 0x40) & (1 << 7))) + return 0; + + ec_port = pci_read_word(dev, 0xa4); + + if (!(ec_port & 0x1)) + return 0; + + ec_port &= ~0x1; + + return ec_port; +} + +void probe_idregs_amd(uint16_t port) +{ + uint8_t rev, devid; + + probing_for("AMD EC", "", port); + + if (!(port = detect_ec())) + return; + + enter_conf_mode_ec(port); + + devid = regval(port, DEVICE_ID_REG); + rev = regval(port, DEVICE_REV_REG); + + if (superio_unknown(reg_table, devid)) { + if (verbose) + printf(NOTFOUND "id=0x%02x, rev=0x%02x\n", devid, rev); + exit_conf_mode_ec(port); + return; + } + + printf("Found AMD EC %s (id=0x%02x, rev=0x%02x) at 0x%x\n", + get_superio_name(reg_table, devid), devid, rev, port); + chip_found = 1; + + dump_superio("AMD EC", reg_table, port, devid, LDN_SEL); + + exit_conf_mode_ec(port); +} + +void print_amd_chips(void) +{ + print_vendor_chips("AMD EC", reg_table); +} diff --git a/util/superiotool/superiotool.h b/util/superiotool/superiotool.h index c5affec8bc..f705a58d82 100644 --- a/util/superiotool/superiotool.h +++ b/util/superiotool/superiotool.h @@ -182,6 +182,10 @@ void print_vendor_chips(const char *vendor, void probe_idregs_ali(uint16_t port); void print_ali_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); @@ -235,6 +239,8 @@ static const struct { {probe_idregs_winbond, {0x2e, 0x4e, 0x3f0, 0x370, 0x250, EOT}}, #ifdef PCI_SUPPORT {probe_idregs_via, {0x3f0, EOT}}, + /* in fact read the BASE from HW */ + {probe_idregs_amd, {0xaa, EOT}}, #endif {probe_idregs_serverengines, {0x2e, EOT}}, }; @@ -252,6 +258,7 @@ static const struct { {print_winbond_chips}, #ifdef PCI_SUPPORT {print_via_chips}, + {print_amd_chips}, #endif {print_serverengines_chips}, }; |