From patchwork Mon Apr 11 06:52:56 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: PATCH: superiotool probe for ServerEngines chip Date: Mon, 11 Apr 2011 06:52:56 -0000 From: Ruud Schramp (DT) X-Patchwork-Id: 2866 Message-Id: To: Updated Signed-off-by: Ruud Schramp -----Original Message----- From: coreboot-bounces+schramp=holmes.nl@coreboot.org [mailto:coreboot-bounces+schramp=holmes.nl@coreboot.org] On Behalf Of Stefan Reinauer Sent: Saturday, April 09, 2011 1:08 AM To: Ruud Schramp (DT) Cc: coreboot@coreboot.org Subject: Re: [coreboot] PATCH: superiotool probe for ServerEngines chip * Ruud Schramp (DT) [110408 10:21]: > Hi guys, > > Do not know how to handle the unknown devices (LDN's) yet. For now I > dump all IO base registers etc for information purposed. > > I have identified two LDN's as Serial port; (LDN 0x01 and LDN 0x02) > > Best regards, > > Ruud > > > Signed-off-by: Ruud Schramp > diff -uNr superiotool_org/serverengine.c superiotool/serverengine.c > --- superiotool_org/serverengine.c 1970-01-01 01:00:00.000000000 +0100 > +++ superiotool/serverengine.c 2011-04-08 10:13:33.000000000 +0200 please rename to serverengines.c > @@ -0,0 +1,106 @@ > +/* > + * This file is part of the superiotool project. > + * > + * Copyright (C) 2007 Uwe Hermann Please add your copyright here > + > +static const struct superio_registers reg_table[] = { > + /* TODO: M5113 doesn't seem to have ID registers? */ Astray line from original code? Please delete > + {0x02c0, "Server Engine SE-SM 4210-P01", { Drop Server Engine here. > + /* TODO: Not documented/available on M512x (?) */ Left over comment? Stefan --- coreboot mailing list: coreboot@coreboot.org http://www.coreboot.org/mailman/listinfo/coreboot diff -uNr superiotool_org/Makefile superiotool/Makefile --- superiotool_org/Makefile 2011-03-18 23:08:39.000000000 +0100 +++ superiotool/Makefile 2011-04-11 08:49:35.000000000 +0200 @@ -33,7 +33,7 @@ -Werror-implicit-function-declaration -ansi -pedantic $(SVNDEF) LDFLAGS += -lz -OBJS = superiotool.o ali.o fintek.o ite.o nsc.o nuvoton.o smsc.o winbond.o +OBJS = superiotool.o serverengines.o ali.o fintek.o ite.o nsc.o nuvoton.o smsc.o winbond.o OS_ARCH = $(shell uname) ifeq ($(OS_ARCH), Darwin) diff -uNr superiotool_org/serverengines.c superiotool/serverengines.c --- superiotool_org/serverengines.c 1970-01-01 01:00:00.000000000 +0100 +++ superiotool/serverengines.c 2011-04-11 08:49:13.000000000 +0200 @@ -0,0 +1,108 @@ +/* + * This file is part of the superiotool project. + * + * Copyright (C) 2011 Ruud Schramp + * + * 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_BYTE1_REG 0x20 +#define DEVICE_ID_BYTE2_REG 0x21 + +#define DEVICE_REV_REG 0x1f + +static const struct superio_registers reg_table[] = { + /* TODO: Don't know the ID registers yet: 0x21 probably is not an ID + * register as it is being set in the BIOS. For now still use as there + * is no known alternative*/ + {0x02c0, "SE-SM 4210-P01", { + {NOLDN, NULL, + {0x1f,0x20,0x21,0x22,0x23,0x2c,0x2d,0x2e,EOT}, + {NANA,0x02,0xc0,0x00,0x00,RSVD,RSVD,RSVD,EOT}}, + {0x0, "UNK", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x1, "COM2", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {0x00,0x02,0xf8,0x03,0x00,0x00,0x0c,EOT}}, + {0x2, "COM1", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {0x00,0x03,0xf8,0x04,0x00,0x00,0x0c,EOT}}, + {0x3, "UNK", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x4, "UNK", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x5, "UNK", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x6, "UNK", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {0x7, "UNK", + {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT}, + {NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, + {EOT}}}, + {EOT} +}; + +static void enter_conf_mode_serverengines(uint16_t port) +{ + OUTB(0x5A, port); +} + +static void exit_conf_mode_serverengines(uint16_t port) +{ + OUTB(0xA5, port); +} + +void probe_idregs_serverengines(uint16_t port) +{ + uint16_t id; + uint8_t rev; + + probing_for("Server Engines", "", port); + + enter_conf_mode_serverengines(port); + + id = regval(port, DEVICE_ID_BYTE1_REG) << 8; + id |= regval(port, DEVICE_ID_BYTE2_REG); + + /* TODO: Not documented/available on ServerEngines */ + rev = regval(port, DEVICE_REV_REG); + + if (superio_unknown(reg_table, id)) { + if (verbose) + printf(NOTFOUND "id=0x%04x, rev=0x%02x\n", id, rev); + exit_conf_mode_serverengines(port); + return; + } + + printf("Found Server Engines %s (id=0x%04x, rev=0x%02x) at 0x%x\n", + get_superio_name(reg_table, id), id, rev, port); + chip_found = 1; + + dump_superio("Server Engines", reg_table, port, id, LDN_SEL); + + exit_conf_mode_serverengines(port); +} + +void print_serverengines_chips(void) +{ + print_vendor_chips("Server Engines", reg_table); +} diff -uNr superiotool_org/superiotool.h superiotool/superiotool.h --- superiotool_org/superiotool.h 2011-03-18 23:08:39.000000000 +0100 +++ superiotool/superiotool.h 2011-04-08 10:13:59.000000000 +0200 @@ -182,6 +182,10 @@ void probe_idregs_ali(uint16_t port); void print_ali_chips(void); +/* serverengines.c */ +void probe_idregs_serverengines(uint16_t port); +void print_serverengines_chips(void); + /* fintek.c */ void probe_idregs_fintek(uint16_t port); void probe_idregs_fintek_alternative(uint16_t port); @@ -232,6 +236,7 @@ #ifdef PCI_SUPPORT {probe_idregs_via, {0x3f0, EOT}}, #endif + {probe_idregs_serverengines, {0x2e, EOT}}, }; /** Table of functions to print out supported Super I/O chips. */ @@ -248,6 +253,7 @@ #ifdef PCI_SUPPORT {print_via_chips}, #endif + {print_serverengines_chips}, }; #endif