70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#include "superiotool.h"
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#define DEVICE_ID_REG 0x20
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#define DEVICE_REV_REG 0x21
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static const struct superio_registers reg_table[] = {
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{0x0b, "SLB9635TT12", {
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{NOLDN, NULL,
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{0x20,0x21,0x26,0x27,EOT},
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{0x0b,0x00,NANA,NANA,EOT}},
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{0, NULL,
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{0x30,0x38,0x60,0x61,0x70,0x71,0xf1,0xf2,0xf3,0xf4,0xf5,EOT},
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{0x00,0x00,NANA,NANA,0x00,0x02,0xd1,0x15,0x0b,0x00,NANA,EOT}},
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{EOT}}},
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{EOT}
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};
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/* same as some SMSC */
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static void enter_conf_mode_infineon(uint16_t port)
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{
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OUTB(0x55, port);
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}
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static void exit_conf_mode_infineon(uint16_t port)
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{
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OUTB(0xaa, port);
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}
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void probe_idregs_infineon(uint16_t port)
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{
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uint8_t rev, devid;
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probing_for("Infineon", "", port);
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enter_conf_mode_infineon(port);
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devid = regval(port, DEVICE_ID_REG);
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rev = regval(port, DEVICE_REV_REG);
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if (superio_unknown(reg_table, devid)) {
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if (verbose)
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printf(NOTFOUND "id=0x%02x, rev=0x%02x\n", devid, rev);
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exit_conf_mode_infineon(port);
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return;
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}
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/* Attempt to prevent false matches on SMSC FDC37N972, see smsc.c */
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if (((regval(port, 0x27)<<8)|regval(port, 0x26)) != port) {
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if (verbose)
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printf(NOTFOUND "id=0x%02x, rev=0x%02x\n", devid, rev);
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exit_conf_mode_infineon(port);
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return;
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}
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printf("Found Infineon %s (id=0x%02x, rev=0x%02x) at 0x%x\n",
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get_superio_name(reg_table, devid), devid, rev, port);
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chip_found = 1;
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dump_superio("Infineon", reg_table, port, devid, LDN_SEL);
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exit_conf_mode_infineon(port);
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}
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void print_infineon_chips(void)
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{
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print_vendor_chips("Infineon", reg_table);
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}
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