Files
86Box-fork/src/device/clock_ics9xxx.c
2021-10-19 12:29:06 -03:00

1293 lines
45 KiB
C

/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
* PC systems and compatibles from 1981 through fairly recent
* system designs based on the PCI bus.
*
* This file is part of the 86Box distribution.
*
* Emulation of the ICS9xxx series of clock generators.
*
*
*
* Authors: RichardG, <richardg867@gmail.com>
*
* Copyright 2020 RichardG.
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#define HAVE_STDARG_H
#include <wchar.h>
#include <86box/86box.h>
#include <86box/device.h>
#include <86box/i2c.h>
#include "cpu.h"
#include <86box/clock.h>
#ifdef ENABLE_ICS9xxx_LOG
int ics9xxx_do_log = ENABLE_ICS9xxx_LOG;
static void
ics9xxx_log(const char *fmt, ...)
{
va_list ap;
if (ics9xxx_do_log) {
va_start(ap, fmt);
pclog_ex(fmt, ap);
va_end(ap);
}
}
#define ICS9xxx_MODEL(model) [model] = {.name = #model,
#else
#define ics9xxx_log(fmt, ...)
#define ICS9xxx_MODEL(model) [model] = {
#endif
#define ICS9xxx_MODEL_END() },
#define agp_div ram_mult /* temporarily saves space while neither field matters */
typedef struct {
uint16_t bus: 15;
uint8_t ram_mult: 2; /* change to full float when this becomes useful */
uint8_t pci_div: 3;
} ics9xxx_frequency_t;
typedef struct {
#if defined(ENABLE_ICS9xxx_LOG) || defined(ENABLE_ICS9xxx_DETECT)
const char *name; /* populated by macro */
#endif
uint8_t max_reg: 3; /* largest register index */
uint8_t regs[7]; /* default registers */
struct { /* for each hardware frequency select bit [FS0:FS4]: */
uint8_t normal_reg: 3; /* which register (or -1) for non-inverted input (FSn) */
uint8_t normal_bit: 3; /* which bit (0-7) for non-inverted input (FSn) */
uint8_t inv_reg: 3; /* which register (or -1) for inverted input (FSn#) */
uint8_t inv_bit: 3; /* which bit (0-7) for inverted input (FSn#) */
} fs_regs[5];
uint8_t normal_bits_fixed: 1; /* set to 1 if the non-inverted bits are straps (hardware select only) */
struct { /* hardware select bit, which should be cleared for hardware select (latched inputs), or set for programming */
uint8_t normal_reg: 3; /* which register (or -1) */
uint8_t normal_bit: 3; /* which bit (0-7) */
} hw_select;
uint8_t frequencies_ref; /* which other model to use the frequency table from (or 0) */
const ics9xxx_frequency_t *frequencies; /* frequency table, if not using another model's table */
} ics9xxx_model_t;
typedef struct {
uint8_t model_idx;
ics9xxx_model_t *model;
device_t *dyn_device;
ics9xxx_frequency_t *frequencies_ptr;
uint8_t regs[7];
int8_t addr_register: 4;
uint8_t relevant_regs: 7;
uint8_t bus_match: 5;
} ics9xxx_t;
static const ics9xxx_model_t ics9xxx_models[] = {
#ifdef ENABLE_ICS9xxx_DETECT
ICS9xxx_MODEL(ICS9xxx_xx)
.max_reg = 6
ICS9xxx_MODEL_END()
#endif
ICS9xxx_MODEL(ICS9150_08)
.max_reg = 5,
.regs = {0x00, 0xff, 0xff, 0xff, 0x6f, 0xbf},
.fs_regs = {{0, 4, 4, 7}, {0, 5, 4, 4}, {0, 6, 5, 6}, {0, 7, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 5000, .pci_div = 2},
{.bus = 7500, .pci_div = 2},
{.bus = 8333, .pci_div = 2},
{.bus = 6680, .pci_div = 2},
{.bus = 10300, .pci_div = 3},
{.bus = 11200, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{.bus = 10020, .pci_div = 3},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_39)
.max_reg = 5,
.regs = {0x00, 0x7f, 0xff, 0xbf, 0xf5, 0xff},
.fs_regs = {{0, 4, 3, 6}, {0, 5, 4, 3}, {0, 6, 1, 7}, {0, 7, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies_ref = ICS9250_08
ICS9xxx_MODEL_END()
#ifdef ENABLE_ICS9xxx_DETECT
ICS9xxx_MODEL(ICS9248_81)
.max_reg = 5,
.regs = {0x82, 0xfe, 0x7f, 0xff, 0xff, 0xb7},
.fs_regs = {{0, 4, 1, 0}, {0, 5, 2, 7}, {0, 6, 5, 6}, {0, 2, 5, 3}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 9000, .ram_mult = 1, .pci_div = 3},
{.bus = 6670, .ram_mult = 1.5, .pci_div = 2},
{.bus = 9500, .ram_mult = 2.0/3.0, .pci_div = 3},
{.bus = 10000, .ram_mult = 2.0/3.0, .pci_div = 3},
{.bus = 10000, .ram_mult = 0.75, .pci_div = 3},
{.bus = 11200, .ram_mult = 2.0/3.0, .pci_div = 3},
{.bus = 12400, .ram_mult = 2.0/3.0, .pci_div = 4},
{.bus = 13330, .ram_mult = 2.0/3.0, .pci_div = 4},
{.bus = 6670, .ram_mult = 1, .pci_div = 2},
{.bus = 7500, .ram_mult = 1, .pci_div = 3},
{.bus = 8330, .ram_mult = 1, .pci_div = 3},
{.bus = 9500, .ram_mult = 1, .pci_div = 3},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 11200, .ram_mult = 1, .pci_div = 3},
{.bus = 12400, .ram_mult = 1, .pci_div = 4},
{.bus = 13330, .ram_mult = 1, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_95)
.max_reg = 5,
.regs = {0x82, 0xff, 0xff, 0xff, 0xd5, 0xff},
.fs_regs = {{0, 4, -1, -1}, {0, 5, 4, 3}, {0, 6, -1, -1}, {0, 2, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6667, .pci_div = 2},
{.bus = 10000, .pci_div = 3},
{.bus = 10030, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{.bus = 10500, .pci_div = 3},
{.bus = 13337, .pci_div = 4},
{.bus = 13700, .pci_div = 4},
{.bus = 7500, .pci_div = 2},
{.bus = 10000, .pci_div = 3},
{.bus = 9500, .pci_div = 2},
{.bus = 9700, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{.bus = 9000, .pci_div = 3},
{.bus = 9622, .pci_div = 3},
{.bus = 6681, .pci_div = 2},
{.bus = 9150, .pci_div = 3},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_98)
.max_reg = 6,
.regs = {0x00, 0x7f, 0xff, 0xbf, 0xf5, 0xff, 0x06},
.fs_regs = {{0, 4, 3, 6}, {0, 5, 4, 3}, {0, 6, 1, 7}, {0, 7, 4, 1}, {0, 2, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 8000, .pci_div = 2},
{.bus = 7500, .pci_div = 2},
{.bus = 8331, .pci_div = 2},
{.bus = 6682, .pci_div = 2},
{.bus = 10300, .pci_div = 3},
{.bus = 11201, .pci_div = 3},
{.bus = 6801, .pci_div = 2},
{.bus = 10023, .pci_div = 3},
{.bus = 12000, .pci_div = 3},
{.bus = 11499, .pci_div = 3},
{.bus = 10999, .pci_div = 3},
{.bus = 10500, .pci_div = 3},
{.bus = 14000, .pci_div = 4},
{.bus = 15000, .pci_div = 4},
{.bus = 12400, .pci_div = 4},
{.bus = 13299, .pci_div = 4},
{.bus = 13500, .pci_div = 4},
{.bus = 12999, .pci_div = 4},
{.bus = 12600, .pci_div = 4},
{.bus = 11800, .pci_div = 3},
{.bus = 11598, .pci_div = 3},
{.bus = 9500, .pci_div = 3},
{.bus = 9000, .pci_div = 3},
{.bus = 8501, .pci_div = 3},
{.bus = 16600, .pci_div = 4},
{.bus = 16001, .pci_div = 4},
{.bus = 15499, .pci_div = 4},
{.bus = 14795, .pci_div = 4},
{.bus = 14598, .pci_div = 4},
{.bus = 14398, .pci_div = 4},
{.bus = 14199, .pci_div = 4},
{.bus = 13801, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_101)
.max_reg = 5,
.regs = {0x82, 0xff, 0xff, 0xff, 0xf5, 0xff},
.fs_regs = {{0, 4, -1, -1}, {0, 5, 4, 3}, {0, 6, -1, -1}, {0, 2, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 12400, .pci_div = 3},
{.bus = 12000, .pci_div = 3},
{.bus = 11499, .pci_div = 3},
{.bus = 10999, .pci_div = 3},
{.bus = 10500, .pci_div = 3},
{.bus = 8331, .pci_div = 2},
{.bus = 13700, .pci_div = 4},
{.bus = 7500, .pci_div = 2},
{.bus = 10000, .pci_div = 3},
{.bus = 9500, .pci_div = 3},
{.bus = 8331, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{.bus = 9000, .pci_div = 3},
{.bus = 9622, .pci_div = 3},
{.bus = 6682, .pci_div = 2},
{.bus = 9150, .pci_div = 3},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_103)
.max_reg = 5,
.regs = {0x82, 0xff, 0xff, 0xff, 0xf5, 0xff},
.fs_regs = {{0, 4, -1, -1}, {0, 5, 4, 3}, {0, 6, -1, -1}, {0, 2, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies_ref = ICS9248_101
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_107)
.max_reg = 6,
.regs = {0x02, 0xff, 0xff, 0xec, 0xde, 0xff, 0x06},
.fs_regs = {{0, 4, 4, 5}, {0, 5, 3, 4}, {0, 6, 3, 0}, {0, 7, 3, 1}, {0, 2, 4, 0}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 10300, .pci_div = 3},
{.bus = 10000, .pci_div = 3},
{.bus = 10045, .pci_div = 3},
{.bus = 10090, .pci_div = 3},
{.bus = 10710, .pci_div = 2},
{.bus = 10900, .pci_div = 3},
{.bus = 11200, .pci_div = 3},
{.bus = 11400, .pci_div = 4},
{.bus = 11600, .pci_div = 4},
{.bus = 11800, .pci_div = 4},
{.bus = 13330, .pci_div = 3},
{.bus = 12000, .pci_div = 4},
{.bus = 12200, .pci_div = 4},
{.bus = 12500, .pci_div = 4},
{.bus = 5000, .pci_div = 2},
{.bus = 6670, .pci_div = 4},
{.bus = 13330, .pci_div = 3},
{.bus = 13390, .pci_div = 3},
{.bus = 13800, .pci_div = 4},
{.bus = 14200, .pci_div = 4},
{.bus = 14600, .pci_div = 4},
{.bus = 15000, .pci_div = 4},
{.bus = 15300, .pci_div = 4},
{.bus = 15600, .pci_div = 4},
{.bus = 15910, .pci_div = 3},
{.bus = 16200, .pci_div = 4},
{.bus = 16670, .pci_div = 4},
{.bus = 16800, .pci_div = 4},
{.bus = 17100, .pci_div = 4},
{.bus = 17400, .pci_div = 4},
{.bus = 17700, .pci_div = 4},
{.bus = 18000, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_112)
.max_reg = 6,
.regs = {0x02, 0x1f, 0xff, 0xff, 0xfb, 0xff, 0x06},
.fs_regs = {{0, 4, 1, 6}, {0, 5, 4, 2}, {0, 6, 1, 5}, {0, 7, 1, 7}, {0, 2, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6680, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6800, .ram_mult = 1.5, .pci_div = 2},
{.bus = 10030, .ram_mult = 1, .pci_div = 3},
{.bus = 10300, .ram_mult = 1, .pci_div = 3},
{.bus = 13372, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14500, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13372, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13733, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14000, .ram_mult = 1, .pci_div = 2},
{.bus = 11800, .ram_mult = 1, .pci_div = 3},
{.bus = 12400, .ram_mult = 1, .pci_div = 3},
{.bus = 13369, .ram_mult = 1, .pci_div = 2},
{.bus = 13700, .ram_mult = 1, .pci_div = 2},
{.bus = 15000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 7250, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8300, .ram_mult = 1, .pci_div = 6},
{.bus = 11000, .ram_mult = 1, .pci_div = 2},
{.bus = 12000, .ram_mult = 1, .pci_div = 3},
{.bus = 12500, .ram_mult = 1, .pci_div = 2},
{.bus = 6925, .ram_mult = 1.5, .pci_div = 1},
{.bus = 7000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7667, .ram_mult = 1.5, .pci_div = 2},
{.bus = 14500, .ram_mult = 1, .pci_div = 3},
{.bus = 6650, .ram_mult = 1.5, .pci_div = 2},
{.bus = 15000, .ram_mult = 1, .pci_div = 3},
{.bus = 9975, .ram_mult = 1, .pci_div = 3},
{.bus = 15500, .ram_mult = 1, .pci_div = 2},
{.bus = 16650, .ram_mult = 1, .pci_div = 3},
{.bus = 15333, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13300, .ram_mult = 0.75, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_138)
.max_reg = 6,
.regs = {0x02, 0x3f, 0x7f, 0x6f, 0xff, 0xff, 0x06},
.fs_regs = {{0, 4, 2, 7}, {0, 5, 1, 6}, {0, 6, 1, 7}, {0, 7, 3, 4}, {0, 2, 3, 7}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6667, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6687, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6867, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7134, .ram_mult = 1.5, .pci_div = 2},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 10030, .ram_mult = 1, .pci_div = 3},
{.bus = 10300, .ram_mult = 1, .pci_div = 3},
{.bus = 10700, .ram_mult = 1, .pci_div = 2},
{.bus = 13333, .ram_mult = 1, .pci_div = 4},
{.bus = 13372, .ram_mult = 1, .pci_div = 4},
{.bus = 13733, .ram_mult = 1, .pci_div = 4},
{.bus = 12000, .ram_mult = 1, .pci_div = 4},
{.bus = 13333, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13372, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13733, .ram_mult = 0.75, .pci_div = 4},
{.bus = 12000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13600, .ram_mult = 1, .pci_div = 4},
{.bus = 14000, .ram_mult = 1, .pci_div = 4},
{.bus = 14266, .ram_mult = 1, .pci_div = 3},
{.bus = 14533, .ram_mult = 1, .pci_div = 4},
{.bus = 13600, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14266, .ram_mult = 0.75, .pci_div = 3},
{.bus = 14533, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14666, .ram_mult = 1, .pci_div = 3},
{.bus = 15333, .ram_mult = 1, .pci_div = 4},
{.bus = 16000, .ram_mult = 1, .pci_div = 4},
{.bus = 16667, .ram_mult = 1, .pci_div = 3},
{.bus = 14666, .ram_mult = 0.75, .pci_div = 3},
{.bus = 16000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 16667, .ram_mult = 0.75, .pci_div = 3},
{.bus = 20000, .ram_mult = 1, .pci_div = 6},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_141)
.max_reg = 6,
.regs = {0x02, 0x6b, 0x7f, 0xff, 0xff, 0xe7, 0x06},
.fs_regs = {{0, 4, 2, 7}, {0, 5, 5, 3}, {0, 6, 1, 7}, {0, 7, 1, 4}, {0, 2, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 9000, .pci_div = 3},
{.bus = 9500, .pci_div = 2},
{.bus = 10100, .pci_div = 2},
{.bus = 10200, .pci_div = 3},
{.bus = 10090, .pci_div = 3},
{.bus = 10300, .pci_div = 3},
{.bus = 10500, .pci_div = 3},
{.bus = 10000, .pci_div = 3},
{.bus = 10700, .pci_div = 2},
{.bus = 10900, .pci_div = 3},
{.bus = 11000, .pci_div = 2},
{.bus = 11100, .pci_div = 3},
{.bus = 11300, .pci_div = 2},
{.bus = 11500, .pci_div = 3},
{.bus = 11700, .pci_div = 3},
{.bus = 13330, .pci_div = 3},
{.bus = 12000, .pci_div = 3},
{.bus = 12500, .pci_div = 4},
{.bus = 13000, .pci_div = 4},
{.bus = 13372, .pci_div = 4},
{.bus = 13500, .pci_div = 4},
{.bus = 13700, .pci_div = 4},
{.bus = 13900, .pci_div = 4},
{.bus = 10000, .pci_div = 3},
{.bus = 14000, .pci_div = 4},
{.bus = 14300, .pci_div = 4},
{.bus = 14500, .pci_div = 4},
{.bus = 14800, .pci_div = 4},
{.bus = 15000, .pci_div = 4},
{.bus = 15500, .pci_div = 4},
{.bus = 16666, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_143)
.max_reg = 5,
.regs = {0x82, 0xff, 0xff, 0xff, 0xd5, 0xff},
.fs_regs = {{0, 4, -1, -1}, {0, 5, 4, 3}, {0, 6, -1, -1}, {0, 2, 4, 1}, {-1, -1, -1, -1}},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6667, .pci_div = 2},
{.bus = 10000, .pci_div = 3},
{.bus = 10030, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{.bus = 10500, .pci_div = 3},
{.bus = 13337, .pci_div = 4},
{.bus = 13700, .pci_div = 4},
{.bus = 7500, .pci_div = 2},
{.bus = 10000, .pci_div = 3},
{.bus = 9500, .pci_div = 2},
{.bus = 9700, .pci_div = 3},
{.bus = 13333, .pci_div = 4},
{.bus = 9000, .pci_div = 3},
{.bus = 9622, .pci_div = 3},
{.bus = 6681, .pci_div = 2},
{.bus = 9150, .pci_div = 3},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_151)
.max_reg = 6,
.regs = {0x80, 0x4f, 0xff, 0x3f, 0xff, 0xff, 0x06},
.fs_regs = {{0, 4, -1, -1}, {0, 5, -1, -1}, {0, 6, 3, 7}, {0, 1, 1, 4}, {0, 2, 1, 5}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 20000, .pci_div = 5, .agp_div = 2.5},
{.bus = 19000, .pci_div = 5, .agp_div = 2.5},
{.bus = 18000, .pci_div = 5, .agp_div = 2.5},
{.bus = 17000, .pci_div = 5, .agp_div = 2.5},
{.bus = 16600, .pci_div = 5, .agp_div = 2.5},
{.bus = 16000, .pci_div = 5, .agp_div = 2.5},
{.bus = 15000, .pci_div = 4, .agp_div = 2},
{.bus = 14500, .pci_div = 4, .agp_div = 2},
{.bus = 14000, .pci_div = 4, .agp_div = 2},
{.bus = 13600, .pci_div = 4, .agp_div = 2},
{.bus = 13000, .pci_div = 4, .agp_div = 2},
{.bus = 12400, .pci_div = 4, .agp_div = 2},
{.bus = 6667, .pci_div = 1, .agp_div = 1},
{.bus = 10000, .pci_div = 3, .agp_div = 1.5},
{.bus = 11800, .pci_div = 3, .agp_div = 1.5},
{.bus = 13333, .pci_div = 3, .agp_div = 2},
{.bus = 6680, .pci_div = 2, .agp_div = 1},
{.bus = 10020, .pci_div = 3, .agp_div = 1.5},
{.bus = 11500, .pci_div = 3, .agp_div = 1.5},
{.bus = 13340, .pci_div = 4, .agp_div = 2},
{.bus = 6680, .pci_div = 2, .agp_div = 1},
{.bus = 10020, .pci_div = 3, .agp_div = 1.5},
{.bus = 11000, .pci_div = 2, .agp_div = 1.5},
{.bus = 13340, .pci_div = 4, .agp_div = 2},
{.bus = 10500, .pci_div = 3, .agp_div = 1.5},
{.bus = 9000, .pci_div = 3, .agp_div = 1.5},
{.bus = 8500, .pci_div = 3, .agp_div = 1.5},
{.bus = 7800, .pci_div = 2, .agp_div = 1},
{.bus = 6667, .pci_div = 1, .agp_div = 1},
{.bus = 10000, .pci_div = 3, .agp_div = 1.5},
{.bus = 7500, .pci_div = 2, .agp_div = 1},
{.bus = 13333, .pci_div = 3, .agp_div = 2},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9248_192)
.max_reg = 6,
.regs = {0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
.fs_regs = {{0, 4, -1, -1}, {0, 5, 4, 3}, {0, 6, -1, -1}, {0, 7, -1, -1}, {0, 2, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6000, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6731, .pci_div = 2},
{.bus = 6864, .pci_div = 2},
{.bus = 6995, .pci_div = 2},
{.bus = 7259, .pci_div = 2},
{.bus = 6150, .pci_div = 2},
{.bus = 6300, .pci_div = 2},
{.bus = 6400, .pci_div = 2},
{.bus = 6500, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 5000, .pci_div = 2},
{.bus = 4800, .pci_div = 2},
{.bus = 5880, .pci_div = 2},
{.bus = 5760, .pci_div = 2},
{.bus = 5640, .pci_div = 2},
{.bus = 5400, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6000, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{.bus = 6659, .pci_div = 2},
{0}
}
ICS9xxx_MODEL_END()
#endif
ICS9xxx_MODEL(ICS9250_08)
.max_reg = 5,
.regs = {0x00, 0xff, 0xff, 0xff, 0x6d, 0xbf},
.fs_regs = {{0, 4, 4, 7}, {0, 5, 4, 4}, {0, 6, 5, 6}, {0, 2, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 12400, .pci_div = 3},
{.bus = 7500, .pci_div = 2},
{.bus = 8333, .pci_div = 2},
{.bus = 6680, .pci_div = 2},
{.bus = 10300, .pci_div = 3},
{.bus = 11200, .pci_div = 3},
{.bus = 13300, .pci_div = 3},
{.bus = 10030, .pci_div = 3},
{.bus = 12000, .pci_div = 3},
{.bus = 11500, .pci_div = 3},
{.bus = 11000, .pci_div = 3},
{.bus = 10500, .pci_div = 3},
{.bus = 14000, .pci_div = 4},
{.bus = 15000, .pci_div = 4},
{.bus = 12400, .pci_div = 4},
{.bus = 13300, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
#ifdef ENABLE_ICS9xxx_DETECT
ICS9xxx_MODEL(ICS9250_10)
.max_reg = 5,
.regs = {0x1f, 0xff, 0xfe, 0x00, 0x00, 0x06},
.fs_regs = {{5, 0, -1, -1}, {5, 3, -1, -1}, {5, 4, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.hw_select = {-1, -1},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6667, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7067, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7466, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8266, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6350, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6867, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7267, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8866, .ram_mult = 1.5, .pci_div = 2},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 10600, .ram_mult = 1, .pci_div = 3},
{.bus = 11200, .ram_mult = 1, .pci_div = 3},
{.bus = 12400, .ram_mult = 1, .pci_div = 3},
{.bus = 9525, .ram_mult = 1, .pci_div = 3},
{.bus = 10300, .ram_mult = 1, .pci_div = 3},
{.bus = 10900, .ram_mult = 1, .pci_div = 3},
{.bus = 13300, .ram_mult = 1, .pci_div = 3},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_13)
.max_reg = 5,
.regs = {0x82, 0xcf, 0x7f, 0xff, 0xff, 0xf7},
.fs_regs = {{0, 4, 1, 4}, {0, 5, 5, 7}, {0, 6, 1, 5}, {0, 2, 2, 7}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 9000, .ram_mult = 1, .pci_div = 2},
{.bus = 8901, .ram_mult = 1, .pci_div = 2},
{.bus = 8800, .ram_mult = 1, .pci_div = 2},
{.bus = 8699, .ram_mult = 1, .pci_div = 2},
{.bus = 8591, .ram_mult = 1, .pci_div = 2},
{.bus = 8501, .ram_mult = 1, .pci_div = 2},
{.bus = 8400, .ram_mult = 1, .pci_div = 2},
{.bus = 8200, .ram_mult = 1, .pci_div = 2},
{.bus = 8101, .ram_mult = 1, .pci_div = 2},
{.bus = 8000, .ram_mult = 1, .pci_div = 2},
{.bus = 8331, .ram_mult = 1, .pci_div = 2},
{.bus = 6849, .ram_mult = 1, .pci_div = 2},
{.bus = 7800, .ram_mult = 1, .pci_div = 2},
{.bus = 7500, .ram_mult = 1, .pci_div = 2},
{.bus = 7199, .ram_mult = 1, .pci_div = 2},
{.bus = 6682, .ram_mult = 1, .pci_div = 2},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_14)
.max_reg = 5,
.regs = {0x02, 0x1f, 0xff, 0xff, 0xeb, 0xff},
.fs_regs = {{0, 4, 1, 6}, {0, 5, 4, 2}, {0, 6, 1, 5}, {0, 7, 1, 7}, {0, 2, 4, 4}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6781, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7201, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6667, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7301, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7700, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7801, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8300, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8449, .ram_mult = 1.5, .pci_div = 2},
{.bus = 10000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8608, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8800, .ram_mult = 1.5, .pci_div = 2},
{.bus = 9000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 9500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 4990, .ram_mult = 1, .pci_div = 3},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 7485, .ram_mult = 1, .pci_div = 3},
{.bus = 6658, .ram_mult = 1, .pci_div = 3},
{.bus = 8284, .ram_mult = 1, .pci_div = 3},
{.bus = 8981, .ram_mult = 1, .pci_div = 3},
{.bus = 9480, .ram_mult = 1, .pci_div = 3},
{.bus = 10050, .ram_mult = 1, .pci_div = 3},
{.bus = 10478, .ram_mult = 1, .pci_div = 3},
{.bus = 11177, .ram_mult = 1, .pci_div = 3},
{.bus = 11477, .ram_mult = 1, .pci_div = 3},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 12375, .ram_mult = 1, .pci_div = 3},
{.bus = 13274, .ram_mult = 1, .pci_div = 3},
{.bus = 13975, .ram_mult = 1, .pci_div = 3},
{.bus = 14969, .ram_mult = 1, .pci_div = 3},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_16)
.max_reg = 5,
.regs = {0x1f, 0xff, 0xff, 0x00, 0x00, 0x06},
.fs_regs = {{5, 0, -1, -1}, {5, 3, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.hw_select = {-1, -1},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6667, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7267, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7467, .ram_mult = 1.5, .pci_div = 2},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 10500, .ram_mult = 1, .pci_div = 3},
{.bus = 10900, .ram_mult = 1, .pci_div = 3},
{.bus = 11201, .ram_mult = 1, .pci_div = 3},
{.bus = 13334, .ram_mult = 1, .pci_div = 3},
{.bus = 14000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 12000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 12400, .ram_mult = 1, .pci_div = 3},
{.bus = 13334, .ram_mult = 0.75, .pci_div = 4},
{.bus = 15000, .ram_mult = 1, .pci_div = 4},
{.bus = 14000, .ram_mult = 1, .pci_div = 4},
{.bus = 13299, .ram_mult = 1, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
#endif
ICS9xxx_MODEL(ICS9250_18)
.max_reg = 5,
.regs = {0x02, 0xff, 0xff, 0xff, 0x6d, 0xbf},
.fs_regs = {{0, 4, 4, 7}, {0, 5, 4, 4}, {0, 6, 5, 6}, {0, 7, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 8000, .pci_div = 2},
{.bus = 7500, .pci_div = 2},
{.bus = 8331, .pci_div = 2},
{.bus = 6690, .pci_div = 2},
{.bus = 10300, .pci_div = 3},
{.bus = 11201, .pci_div = 3},
{.bus = 6801, .pci_div = 2},
{.bus = 10070, .pci_div = 3},
{.bus = 12000, .pci_div = 3},
{.bus = 11499, .pci_div = 3},
{.bus = 10999, .pci_div = 3},
{.bus = 10500, .pci_div = 3},
{.bus = 14000, .pci_div = 4},
{.bus = 15000, .pci_div = 4},
{.bus = 12400, .pci_div = 4},
{.bus = 13390, .pci_div = 4},
{.bus = 13500, .pci_div = 4},
{.bus = 12999, .pci_div = 4},
{.bus = 12600, .pci_div = 4},
{.bus = 11800, .pci_div = 4},
{.bus = 11598, .pci_div = 4},
{.bus = 9500, .pci_div = 3},
{.bus = 9000, .pci_div = 3},
{.bus = 8501, .pci_div = 3},
{.bus = 16600, .pci_div = 4},
{.bus = 16001, .pci_div = 4},
{.bus = 15499, .pci_div = 4},
{.bus = 14795, .pci_div = 4},
{.bus = 14598, .pci_div = 4},
{.bus = 14398, .pci_div = 4},
{.bus = 14199, .pci_div = 4},
{.bus = 13801, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
#ifdef ENABLE_ICS9xxx_DETECT
ICS9xxx_MODEL(ICS9250_19)
.max_reg = 5,
.regs = {0x02, 0xff, 0xff, 0xff, 0x6d, 0xbf},
.fs_regs = {{0, 4, 4, 7}, {0, 5, 4, 4}, {0, 6, 5, 6}, {0, 7, 4, 1}, {-1, -1, -1, -1}},
.hw_select = {0, 3},
.frequencies_ref = ICS9250_08
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_23)
.max_reg = 5,
.regs = {0x02, 0x1f, 0xff, 0xff, 0xeb, 0xff},
.fs_regs = {{0, 4, 1, 6}, {0, 5, 4, 2}, {0, 6, 1, 5}, {0, 7, 1, 7}, {0, 2, 4, 4}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6900, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7100, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6690, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7200, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7660, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6800, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7400, .ram_mult = 1.5, .pci_div = 2},
{.bus = 14000, .ram_mult = 1, .pci_div = 4},
{.bus = 13333, .ram_mult = 1, .pci_div = 4},
{.bus = 15000, .ram_mult = 1, .pci_div = 4},
{.bus = 15500, .ram_mult = 1, .pci_div = 4},
{.bus = 16600, .ram_mult = 1, .pci_div = 4},
{.bus = 16600, .ram_mult = 1, .pci_div = 3},
{.bus = 11177, .ram_mult = 1, .pci_div = 3},
{.bus = 10478, .ram_mult = 1, .pci_div = 3},
{.bus = 10951, .ram_mult = 1, .pci_div = 3},
{.bus = 10090, .ram_mult = 1, .pci_div = 3},
{.bus = 11700, .ram_mult = 1, .pci_div = 3},
{.bus = 12375, .ram_mult = 1, .pci_div = 3},
{.bus = 13333, .ram_mult = 1, .pci_div = 3},
{.bus = 14250, .ram_mult = 1, .pci_div = 3},
{.bus = 13600, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14300, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13390, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14667, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14933, .ram_mult = 0.75, .pci_div = 4},
{.bus = 15330, .ram_mult = 0.75, .pci_div = 4},
{.bus = 16667, .ram_mult = 0.75, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_25)
.max_reg = 6,
.regs = {0x02, 0x1f, 0xff, 0xff, 0xeb, 0xff, 0x06},
.fs_regs = {{0, 4, 1, 6}, {0, 5, 4, 2}, {0, 6, 1, 5}, {0, 7, 1, 7}, {0, 2, 4, 4}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 5500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6680, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6833, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7200, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7700, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8330, .ram_mult = 1, .pci_div = 3},
{.bus = 9000, .ram_mult = 1, .pci_div = 3},
{.bus = 10030, .ram_mult = 1, .pci_div = 3},
{.bus = 10300, .ram_mult = 1, .pci_div = 3},
{.bus = 11250, .ram_mult = 1, .pci_div = 3},
{.bus = 11500, .ram_mult = 1, .pci_div = 3},
{.bus = 12000, .ram_mult = 1, .pci_div = 3},
{.bus = 12500, .ram_mult = 1, .pci_div = 3},
{.bus = 12800, .ram_mult = 1, .pci_div = 4},
{.bus = 13000, .ram_mult = 1, .pci_div = 4},
{.bus = 13370, .ram_mult = 1, .pci_div = 4},
{.bus = 13700, .ram_mult = 1, .pci_div = 4},
{.bus = 14000, .ram_mult = 1, .pci_div = 4},
{.bus = 14500, .ram_mult = 1, .pci_div = 4},
{.bus = 15000, .ram_mult = 1, .pci_div = 4},
{.bus = 15333, .ram_mult = 1, .pci_div = 4},
{.bus = 12500, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13370, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13700, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14500, .ram_mult = 0.75, .pci_div = 4},
{.bus = 15000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 15333, .ram_mult = 0.75, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_26)
.max_reg = 5,
.regs = {0x1e, 0xff, 0xff, 0x00, 0x00, 0x06},
.fs_regs = {{5, 0, -1, -1}, {5, 3, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.hw_select = {-1, -1},
.frequencies_ref = ICS9250_16
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_27)
.max_reg = 5,
.regs = {0x0f, 0xff, 0xfe, 0x00, 0x00, 0x00},
.fs_regs = {{-1, -1, -1, -1}, {-1, -1, -1, -1}, {3, 0, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.hw_select = {-1, -1},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6666, .ram_mult = 1.5, .pci_div = 2},
{.bus = 13332, .ram_mult = 1, .pci_div = 4},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 13332, .ram_mult = 0.75, .pci_div = 4},
{.bus = 6666, .ram_mult = 1.5, .pci_div = 2},
{.bus = 13332, .ram_mult = 1, .pci_div = 4},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 13332, .ram_mult = 1, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_28)
.max_reg = 4,
.regs = {0x1e, 0xff, 0xfe, 0x00, 0x00},
.fs_regs = {{-1, -1, -1, -1}, {-1, -1, -1, -1}, {3, 0, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.hw_select = {-1, -1},
.frequencies_ref = ICS9250_27
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_29)
.max_reg = 5,
.regs = {0x16, 0xff, 0xfe, 0x00, 0x00, 0x00},
.fs_regs = {{-1, -1, -1, -1}, {-1, -1, -1, -1}, {3, 0, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.hw_select = {-1, -1},
.frequencies_ref = ICS9250_27
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_30)
.max_reg = 6,
.regs = {0x02, 0x0f, 0xff, 0xff, 0xeb, 0xff, 0x06},
.fs_regs = {{0, 4, 1, 6}, {0, 5, 4, 2}, {0, 6, 1, 5}, {0, 7, 1, 7}, {0, 2, 4, 4}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6667, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6680, .ram_mult = 1.5, .pci_div = 2},
{.bus = 6833, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 7500, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8000, .ram_mult = 1.5, .pci_div = 2},
{.bus = 8300, .ram_mult = 1.5, .pci_div = 2},
{.bus = 10000, .ram_mult = 1, .pci_div = 3},
{.bus = 9000, .ram_mult = 1, .pci_div = 3},
{.bus = 10030, .ram_mult = 1, .pci_div = 3},
{.bus = 10300, .ram_mult = 1, .pci_div = 3},
{.bus = 10500, .ram_mult = 1, .pci_div = 3},
{.bus = 11000, .ram_mult = 1, .pci_div = 3},
{.bus = 11500, .ram_mult = 1, .pci_div = 3},
{.bus = 20000, .ram_mult = 1, .pci_div = 6},
{.bus = 13333, .ram_mult = 1, .pci_div = 4},
{.bus = 16667, .ram_mult = 1, .pci_div = 4},
{.bus = 13370, .ram_mult = 1, .pci_div = 4},
{.bus = 13700, .ram_mult = 1, .pci_div = 4},
{.bus = 14000, .ram_mult = 1, .pci_div = 4},
{.bus = 14500, .ram_mult = 1, .pci_div = 4},
{.bus = 15000, .ram_mult = 1, .pci_div = 4},
{.bus = 16000, .ram_mult = 1, .pci_div = 4},
{.bus = 13333, .ram_mult = 0.75, .pci_div = 4},
{.bus = 16667, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13370, .ram_mult = 0.75, .pci_div = 4},
{.bus = 13700, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 14500, .ram_mult = 0.75, .pci_div = 4},
{.bus = 15000, .ram_mult = 0.75, .pci_div = 4},
{.bus = 16000, .ram_mult = 0.75, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_32)
.max_reg = 4,
.regs = {0x07, 0xff, 0xff, 0x00, 0x00},
.fs_regs = {{-1, -1, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_38)
.max_reg = 6,
.regs = {0x18, 0x07, 0xfe, 0xc7, 0xfc, 0x00, 0x80},
.fs_regs = {{0, 0, -1, -1}, {0, 1, -1, -1}, {0, 2, -1, -1}, {-1, -1, -1, -1}, {-1, -1, -1, -1}},
.normal_bits_fixed = 1,
.frequencies = (const ics9xxx_frequency_t[]) {
{.bus = 6666, .ram_mult = 1, .pci_div = 1},
{.bus = 10000, .ram_mult = 2.0/3.0, .pci_div = 3},
{.bus = 20000, .ram_mult = 1.0/3.0, .pci_div = 6},
{.bus = 13333, .ram_mult = 0.5, .pci_div = 2},
{.bus = 6666, .ram_mult = 1, .pci_div = 1},
{.bus = 10000, .ram_mult = 2.0/3.0, .pci_div = 3},
{.bus = 20000, .ram_mult = 1.0/3.0, .pci_div = 6},
{.bus = 13333, .ram_mult = 0.5, .pci_div = 2},
{0}
}
ICS9xxx_MODEL_END()
ICS9xxx_MODEL(ICS9250_50)
.max_reg = 6,
.regs = {0x02, 0x6f, 0xff, 0xff, 0xef, 0xff, 0x06},
.fs_regs = {{-1, -1, 1, 6}, {-1, -1, 4, 2}, {-1, -1, 1, 5}, {0, 7, 1, 7}, {0, 2, 4, 4}},
.hw_select = {0, 3},
.frequencies = (const ics9xxx_frequency_t[]) {
[0 ... 7] = {.bus = 6667, .ram_mult = 1.5, .pci_div = 2},
[8 ... 15] = {.bus = 10000, .ram_mult = 1, .pci_div = 3},
[16 ... 23] = {.bus = 13333, .ram_mult = 1, .pci_div = 4},
[24 ... 31] = {.bus = 13333, .ram_mult = 0.75, .pci_div = 4},
{0}
}
ICS9xxx_MODEL_END()
#endif
};
/* Don't enable the detection device here. Enable it further up near logging. */
#ifdef ENABLE_ICS9xxx_DETECT
static uint16_t detect_bus = 0;
static uint8_t detect_reg = 0;
static uint8_t discarded[ICS9xxx_MAX] = {0};
static void
ics9xxx_detect_reset(void *priv)
{
pclog("Please enter the frequency set in the BIOS (7500 for 75.00 MHz)\nAnswer 0 if unsure or set to auto, I'll ask again next reset.\n");
scanf("%hu", &detect_bus);
if ((detect_bus > 0) && (detect_bus < 1000))
detect_bus *= 100;
pclog("Frequency interpreted as %d\n", detect_bus);
}
static void
ics9xxx_detect(ics9xxx_t *dev)
{
if (!detect_bus) {
pclog("Frequency not entered on this reset, ignoring change.\n");
return;
}
if ((detect_reg == 0) && (dev->regs[detect_reg] >= 0xfe)) {
pclog("Register %d set to %02X, probably not it, trying %d instead\n", detect_reg, dev->regs[detect_reg], 3);
detect_reg = 3;
dev->relevant_regs = 1 << detect_reg;
return;
}
if (!(dev->regs[detect_reg] & 0x40))
pclog("Bit 3 of register %d is clear, probably in hardware select mode!\n", detect_reg);
uint8_t i = 0, matches = 0, val, bitmask;
ics9xxx_frequency_t *frequencies_ptr;
uint32_t delta;
for (uint8_t j = 0; j < ICS9xxx_MAX; j++) {
if (discarded[j])
continue;
discarded[j] = 1;
frequencies_ptr = (ics9xxx_frequency_t *) ics9xxx_models[ics9xxx_models[j].frequencies_ref ? ics9xxx_models[j].frequencies_ref : j].frequencies;
if (!frequencies_ptr)
continue;
while (frequencies_ptr[i].bus) {
delta = ABS((int32_t) (detect_bus - frequencies_ptr[i].bus));
if (delta <= 100) {
val = bitmask = 0;
for (uint8_t k = 0; k < sizeof(ics9xxx_models[j].fs_regs) / sizeof(ics9xxx_models[j].fs_regs[0]); k++) {
if (ics9xxx_models[j].fs_regs[k].normal_reg == detect_reg) {
bitmask |= 1 << k;
val |= (1 << k) * !!(dev->regs[detect_reg] & (1 << ics9xxx_models[j].fs_regs[k].normal_bit));
}
}
if (bitmask && (val == (i & bitmask))) {
matches++;
discarded[j] = 0;
pclog("> Potential match for %s (frequency %d index %d)\n", ics9xxx_models[j].name, frequencies_ptr[i].bus, val);
}
}
i++;
}
}
pclog("Found a total of %d matches for register %d value %02X and bus frequency %d\n", matches, detect_reg, dev->regs[detect_reg], detect_bus);
if (matches == 0) {
pclog("Resetting list of discarded models since there were no matches.\n");
memset(discarded, 0, sizeof(discarded));
}
}
#endif
static uint8_t
ics9xxx_start(void *bus, uint8_t addr, uint8_t read, void *priv)
{
ics9xxx_t *dev = (ics9xxx_t *) priv;
ics9xxx_log("ICS9xxx: start()\n");
dev->addr_register = -2; /* -2 = command; -1 = SMBus block length; 0+ = registers */
return 1;
}
static uint8_t
ics9xxx_read(void *bus, uint8_t addr, void *priv)
{
ics9xxx_t *dev = (ics9xxx_t *) priv;
uint8_t ret = 0xff;
if (dev->addr_register < 0) {
dev->addr_register = -1;
ret = dev->model->max_reg + 1;
}
#if 0
else if ((dev->model_idx == ICS9250_50) && (dev->addr_register == 0))
ret = dev->regs[dev->addr_register] & 0x0b; /* -50 reads back revision ID instead */
#endif
else
ret = dev->regs[dev->addr_register];
#ifdef ENABLE_ICS9xxx_LOG
if (dev->addr_register < 0)
ics9xxx_log("ICS9xxx: read(%s) = %02X\n", (dev->addr_register == -1) ? "blocklen" : "command", ret);
else
ics9xxx_log("ICS9xxx: read(%x) = %02X\n", dev->addr_register, ret);
#endif
if (dev->addr_register >= dev->model->max_reg)
dev->addr_register = 0; /* roll-over */
else
dev->addr_register++;
return ret;
}
static void
ics9xxx_set(ics9xxx_t *dev, uint8_t val)
{
/* Get the active mode, which determines what to add to the static frequency bits we were passed. */
uint8_t hw_select = (dev->model->hw_select.normal_reg < 7) && !(dev->regs[dev->model->hw_select.normal_reg] & (1 << dev->model->hw_select.normal_bit));
if (hw_select) {
/* Hardware select mode: add strapped frequency bits. */
val |= dev->bus_match;
} else {
/* Programmable mode: add register-defined frequency bits. */
for (uint8_t i = 0; i < sizeof(dev->model->fs_regs) / sizeof(dev->model->fs_regs[0]); i++) {
if ((dev->model->fs_regs[i].normal_reg < 7) && (dev->regs[dev->model->fs_regs[i].normal_reg] & (1 << dev->model->fs_regs[i].normal_bit)))
val |= 1 << i;
}
}
uint16_t bus = dev->frequencies_ptr[val].bus;
uint32_t pci = bus / dev->frequencies_ptr[val].pci_div;
cpu_set_pci_speed(pci * 10000);
ics9xxx_log("ICS9xxx: set(%d) = hw=%d bus=%d ram=%d pci=%d\n", val, hw_select, bus, bus * dev->frequencies_ptr[val].ram_mult, pci);
}
static uint8_t
ics9xxx_write(void *bus, uint8_t addr, uint8_t data, void *priv)
{
ics9xxx_t *dev = (ics9xxx_t *) priv;
#ifdef ENABLE_ICS9xxx_LOG
if (dev->addr_register < 0)
ics9xxx_log("ICS9xxx: write(%s, %02X)\n", (dev->addr_register == -1) ? "blocklen" : "command", data);
else
ics9xxx_log("ICS9xxx: write(%x, %02X)\n", dev->addr_register, data);
#endif
if (dev->addr_register >= 0) {
/* Preserve fixed bits. */
#ifdef ENABLE_ICS9xxx_DETECT
if (dev->model != ICS9xxx_xx)
#endif
{
for (uint8_t i = 0; i < sizeof(dev->model->fs_regs) / sizeof(dev->model->fs_regs[0]); i++) {
if (dev->model->normal_bits_fixed && (dev->model->fs_regs[i].normal_reg == dev->addr_register))
data = (dev->regs[dev->addr_register] & (1 << dev->model->fs_regs[i].normal_bit)) | (data & ~(1 << dev->model->fs_regs[i].normal_bit));
if (dev->model->fs_regs[i].inv_reg == dev->addr_register)
data = (dev->regs[dev->addr_register] & (1 << dev->model->fs_regs[i].inv_bit)) | (data & ~(1 << dev->model->fs_regs[i].inv_bit));
}
}
#if 0
switch (dev->addr_register) {
case 0:
if (dev->model_idx == ICS9250_38)
data = (dev->regs[dev->addr_register] & ~0xe8) | (data & 0xe8);
break;
case 1:
if (dev->model_idx == ICS9250_38)
data = (dev->regs[dev->addr_register] & ~0xfe) | (data & 0xfe);
break;
case 3:
if (dev->model_idx == ICS9250_32)
data ^= 0x70;
break;
case 4:
if (dev->model_idx == ICS9250_38)
data = (dev->regs[dev->addr_register] & ~0xfc) | (data & 0xfc);
break;
case 6:
if (dev->model_idx == ICS9250_38) /* read-only */
data = dev->regs[dev->addr_register];
break;
}
#endif
dev->regs[dev->addr_register] = data;
/* Update frequency if a relevant register was written to. */
if (dev->relevant_regs & (1 << dev->addr_register)) {
switch (dev->model_idx) {
#ifdef ENABLE_ICS9xxx_DETECT
case ICS9xxx_xx:
ics9xxx_detect(dev);
break;
#endif
#if 0
case ICS9250_10:
ics9xxx_set(dev, (cpu_busspeed >= 100000000) * 0x08);
break;
case ICS9250_16:
case ICS9250_26:
ics9xxx_set(dev, ((cpu_busspeed >= 120000000) * 0x08) | ((((cpu_busspeed >= 100000000) && (cpu_busspeed < 120000000)) || (cpu_busspeed == 150000000) || (cpu_busspeed == 132999999)) * 0x04));
break;
case ICS9250_27:
case ICS9250_28:
case ICS9250_29:
ics9xxx_set(dev, ((cpu_busspeed == 100000000) * 0x02) | ((cpu_busspeed > 100000000) * 0x01));
break;
#endif
default:
ics9xxx_set(dev, 0x00);
break;
}
}
}
if (dev->addr_register >= dev->model->max_reg)
dev->addr_register = 0; /* roll-over */
else
dev->addr_register++;
return 1;
}
static uint8_t
ics9xxx_find_bus_match(ics9xxx_t *dev, uint32_t bus, uint8_t preset_mask, uint8_t preset) {
uint8_t best_match = 0;
uint32_t delta, best_delta = -1;
#ifdef ENABLE_ICS9xxx_DETECT
if (dev->model_idx == ICS9xxx_xx)
return 0;
#endif
bus /= 10000;
uint8_t i = 0;
while (dev->frequencies_ptr[i].bus) {
if ((i & preset_mask) == preset) {
delta = ABS((int32_t) (bus - dev->frequencies_ptr[i].bus));
if (delta < best_delta) {
best_match = i;
best_delta = delta;
}
}
i++;
}
ics9xxx_log("ICS9xxx: find_match(%s, %d) = match=%d bus=%d\n", dev->model->name, bus, best_match, dev->frequencies_ptr[best_match].bus);
return best_match;
}
static void *
ics9xxx_init(const device_t *info)
{
ics9xxx_t *dev = (ics9xxx_t *) malloc(sizeof(ics9xxx_t));
memset(dev, 0, sizeof(ics9xxx_t));
dev->model_idx = info->local;
dev->model = (ics9xxx_model_t *) &ics9xxx_models[dev->model_idx];
dev->dyn_device = (device_t *) info;
memcpy(&dev->regs, &dev->model->regs, dev->model->max_reg + 1);
ics9xxx_log("ICS9xxx: init(%s)\n", dev->model->name);
uint8_t i;
#ifdef ENABLE_ICS9xxx_DETECT
for (i = ICS9xxx_xx + 1; i < ICS9xxx_MAX; i++) {
if (ics9xxx_models[i].frequencies_ref || !ics9xxx_models[i].name)
continue;
for (uint8_t j = 0; j < i; j++) {
if (ics9xxx_models[j].frequencies_ref || !ics9xxx_models[j].name)
continue;
if (!memcmp(&ics9xxx_models[i].frequencies, &ics9xxx_models[j].frequencies, sizeof(ics9xxx_models[i].frequencies)))
pclog("Optimization warning: %s and %s have duplicate tables\n", ics9xxx_models[j].name, ics9xxx_models[i].name);
}
}
if (dev->model_idx == ICS9xxx_xx) { /* detection device */
dev->relevant_regs = 1 << 0; /* register 0 matters the most on the detection device */
ics9xxx_detect_reset(dev);
} else
#endif
{ /* regular device */
dev->frequencies_ptr = (ics9xxx_frequency_t *) (dev->model->frequencies_ref ? ics9xxx_models[dev->model->frequencies_ref].frequencies : dev->model->frequencies);
if (!dev->frequencies_ptr)
fatal("ICS9xxx: NULL frequency table\n");
/* Determine which frequency bits cannot be strapped (register only). */
uint8_t register_only_bits = 0x00;
for (i = 0; i < sizeof(dev->model->fs_regs) / sizeof(dev->model->fs_regs[0]); i++) {
if (!dev->model->normal_bits_fixed && (dev->model->fs_regs[i].normal_reg < 7)) /* mark a normal, programmable bit as relevant */
dev->relevant_regs |= 1 << dev->model->fs_regs[i].normal_reg;
if ((dev->model->fs_regs[i].normal_reg == 7) && (dev->model->fs_regs[i].inv_reg == 7)) /* mark as register only */
register_only_bits |= 1 << i;
}
/* Mark the hardware select bit's register as relevant, if there's one. */
if (dev->model->hw_select.normal_reg < 7)
dev->relevant_regs |= 1 << dev->model->hw_select.normal_reg;
/* Find bus speed match and set default register bits accordingly. */
dev->bus_match = ics9xxx_find_bus_match(dev, cpu_busspeed, register_only_bits, 0x00);
for (i = 0; i < sizeof(dev->model->fs_regs) / sizeof(dev->model->fs_regs[0]); i++) {
if (dev->model->fs_regs[i].normal_reg < 7) {
if (dev->bus_match & (1 << i))
dev->regs[dev->model->fs_regs[i].normal_reg] |= 1 << dev->model->fs_regs[i].normal_bit;
else
dev->regs[dev->model->fs_regs[i].normal_reg] &= ~(1 << dev->model->fs_regs[i].normal_bit);
}
if (dev->model->fs_regs[i].inv_reg < 7) {
if (dev->bus_match & (1 << i))
dev->regs[dev->model->fs_regs[i].inv_reg] &= ~(1 << dev->model->fs_regs[i].inv_bit);
else
dev->regs[dev->model->fs_regs[i].inv_reg] |= 1 << dev->model->fs_regs[i].inv_bit;
}
}
}
i2c_sethandler(i2c_smbus, 0x69, 1, ics9xxx_start, ics9xxx_read, ics9xxx_write, NULL, dev);
return dev;
}
static void
ics9xxx_close(void *priv)
{
ics9xxx_t *dev = (ics9xxx_t *) priv;
ics9xxx_log("ICS9xxx: close()\n");
i2c_removehandler(i2c_smbus, 0x69, 1, ics9xxx_start, ics9xxx_read, ics9xxx_write, NULL, dev);
free(dev->dyn_device);
free(dev);
}
device_t *
ics9xxx_get(uint8_t model)
{
device_t *dev = (device_t *) malloc(sizeof(device_t));
memset(dev, 0, sizeof(device_t));
dev->name = "ICS9xxx-xx Clock Generator";
dev->local = model;
dev->flags = DEVICE_ISA;
#ifdef ENABLE_ICS9xxx_DETECT
if (model == ICS9xxx_xx)
dev->reset = ics9xxx_detect_reset;
#endif
dev->init = ics9xxx_init;
dev->close = ics9xxx_close;
return dev;
}