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Some modifications for Multitech machines (#6258)

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* add alternative OEM model names for Multitech machines

* add Multitech PC-700 BIOS 3.30

* add Multitech PC-900 / Commodore PC-40 BIOS v2.07a.xc

* add Multitech PC-500+ BIOS 4.03 and 4.06

* correcting display name of Multitech BIOS 3.10 to 3.1

* merge with origin/master

* fix github-advanced-security check error 'uninitialized local variable'

* implement the Multitech onboard ISA RTC device
This commit is contained in:
bozoscum
2025-10-06 09:28:00 +08:00
committed by GitHub
parent 774a1a7f08
commit 39b249fedf
5 changed files with 457 additions and 61 deletions
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62
src/machine/m_at_286.c
View File

@@ -339,13 +339,69 @@ machine_at_grid1520_init(const machine_t *model)
return ret;
}
static const device_config_t pc900_config[] = {
// clang-format off
{
.name = "bios",
.description = "BIOS Version",
.type = CONFIG_BIOS,
.default_string = "pc900_v207a",
.default_int = 0,
.file_filter = "",
.spinner = { 0 },
.bios = {
{
.name = "BIOS V2.07A",
.internal_name = "pc900_v207a",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 32768,
.files = { "roms/machines/pc900/mpf_pc900_v207a.bin", "" }
},
{
.name = "BIOS V2.07A.XC",
.internal_name = "pc900_v207a_xc",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 32768,
.files = { "roms/machines/pc900/cbm_pc40_v207a_xc.bin", "" }
}
},
},
{ .name = "", .description = "", .type = CONFIG_END }
// clang-format on
};
const device_t pc900_device = {
.name = "Multitech PC-900",
.internal_name = "pc900",
.flags = 0,
.local = 0,
.init = NULL,
.close = NULL,
.reset = NULL,
.available = NULL,
.speed_changed = NULL,
.force_redraw = NULL,
.config = pc900_config
};
int
machine_at_pc900_init(const machine_t *model)
{
int ret = 0;
int ret = 0;
const char *fn;
ret = bios_load_linear("roms/machines/pc900/mpf_pc900_v207a.bin",
0x000f8000, 32768, 0);
/* No ROMs available. */
if (!device_available(model->device))
return ret;
device_context(model->device);
fn = device_get_bios_file(model->device, device_get_config_bios("bios"), 0);
ret = bios_load_linear(fn, 0x000f8000, 32768, 0);
device_context_restore();
if (bios_only || !ret)
return ret;

273
src/machine/m_xt.c
View File

@@ -46,6 +46,7 @@
#include <86box/video.h>
extern const device_t vendex_xt_rtc_onboard_device;
extern const device_t rtc58167_device;
/* 8088 */
static void
@@ -1171,7 +1172,7 @@ static const device_config_t pc500_config[] = {
.files = { "roms/machines/pc500/rom330.bin", "" }
},
{
.name = "3.10",
.name = "3.1",
.internal_name = "pc500_310",
.bios_type = BIOS_NORMAL,
.files_no = 1,
@@ -1182,6 +1183,37 @@ static const device_config_t pc500_config[] = {
{ .files_no = 0 }
}
},
{
.name = "rtc_irq",
.description = "RTC IRQ",
.type = CONFIG_SELECTION,
.default_string = NULL,
.default_int = -1,
.file_filter = NULL,
.spinner = { 0 },
.selection = {
{ .description = "Disabled", .value = -1 },
{ .description = "Enabled", .value = 2 },
{ .description = "" }
},
.bios = { { 0 } }
},
{
.name = "rtc_port",
.description = "RTC Port Address",
.type = CONFIG_HEX16,
.default_string = NULL,
.default_int = 0,
.file_filter = NULL,
.spinner = { 0 },
.selection = {
{ .description = "Disabled", .value = 0 },
{ .description = "2C0H", .value = 0x2c0 },
{ .description = "300H", .value = 0x300 },
{ .description = "" }
},
.bios = { { 0 } }
},
{ .name = "", .description = "", .type = CONFIG_END }
// clang-format on
};
@@ -1202,6 +1234,209 @@ const device_t pc500_device = {
int
machine_xt_pc500_init(const machine_t *model)
{
int ret = 0;
int rtc_irq = -1;
int rtc_port = 0;
const char *fn;
/* No ROMs available. */
if (!device_available(model->device))
return ret;
device_context(model->device);
rtc_irq = machine_get_config_int("rtc_irq");
rtc_port = machine_get_config_int("rtc_port");
fn = device_get_bios_file(model->device, device_get_config_bios("bios"), 0);
ret = bios_load_linear(fn, 0x000fe000, 8192, 0);
device_context_restore();
if (bios_only || !ret)
return ret;
device_add(&kbc_pc_device);
machine_xt_common_init(model, 0);
if (rtc_port != 0)
device_add(&rtc58167_device);
return ret;
}
static const device_config_t pc500plus_config[] = {
// clang-format off
{
.name = "bios",
.description = "BIOS Version",
.type = CONFIG_BIOS,
.default_string = "pc500plus_404",
.default_int = 0,
.file_filter = NULL,
.spinner = { 0 },
.bios = {
{
.name = "4.06",
.internal_name = "pc500plus_406",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 16384,
.files = { "roms/machines/pc500/rom406.bin", "" }
},
{
.name = "4.04",
.internal_name = "pc500plus_404",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 16384,
.files = { "roms/machines/pc500/rom404.bin", "" }
},
{
.name = "4.03",
.internal_name = "pc500plus_403",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 16384,
.files = { "roms/machines/pc500/rom403.bin", "" }
},
{ .files_no = 0 }
},
},
{
.name = "rtc_irq",
.description = "RTC IRQ",
.type = CONFIG_SELECTION,
.default_string = NULL,
.default_int = -1,
.file_filter = NULL,
.spinner = { 0 },
.selection = {
{ .description = "Disabled", .value = -1 },
{ .description = "Enabled", .value = 2 },
{ .description = "" }
},
.bios = { { 0 } }
},
{
.name = "rtc_port",
.description = "Onboard RTC",
.type = CONFIG_HEX16,
.default_string = NULL,
.default_int = 0,
.file_filter = NULL,
.spinner = { 0 },
.selection = {
{ .description = "Disabled", .value = 0 },
{ .description = "Enabled", .value = 0x2c0 },
{ .description = "" }
},
.bios = { { 0 } }
},
{ .name = "", .description = "", .type = CONFIG_END }
// clang-format on
};
const device_t pc500plus_device = {
.name = "Multitech PC-500 plus",
.internal_name = "pc500plus_device",
.flags = 0,
.local = 0,
.init = NULL,
.close = NULL,
.reset = NULL,
.available = NULL,
.speed_changed = NULL,
.force_redraw = NULL,
.config = pc500plus_config
};
int
machine_xt_pc500plus_init(const machine_t *model)
{
int ret = 0;
int rtc_irq = -1;
int rtc_port = 0;
const char *fn;
/* No ROMs available. */
if (!device_available(model->device))
return ret;
device_context(model->device);
rtc_irq = machine_get_config_int("rtc_irq");
rtc_port = machine_get_config_int("rtc_port");
fn = device_get_bios_file(model->device, device_get_config_bios("bios"), 0);
ret = bios_load_linear(fn, 0x000fc000, 16384, 0);
device_context_restore();
if (bios_only || !ret)
return ret;
device_add(&kbc_pc_device);
machine_xt_common_init(model, 0);
if (rtc_port != 0)
device_add(&rtc58167_device);
return ret;
}
static const device_config_t pc700_config[] = {
// clang-format off
{
.name = "bios",
.description = "BIOS Version",
.type = CONFIG_BIOS,
.default_string = "pc700_330",
.default_int = 0,
.file_filter = NULL,
.spinner = { 0 },
.bios = {
{
.name = "3.30",
.internal_name = "pc700_330",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 8192,
.files = { "roms/machines/pc700/multitech pc-700 3.30.bin", "" }
},
{
.name = "3.1",
.internal_name = "pc700_31",
.bios_type = BIOS_NORMAL,
.files_no = 1,
.local = 0,
.size = 8192,
.files = { "roms/machines/pc700/multitech pc-700 3.1.bin", "" }
},
{ .files_no = 0 }
},
},
{ .name = "", .description = "", .type = CONFIG_END }
// clang-format on
};
const device_t pc700_device = {
.name = "Multitech PC-700",
.internal_name = "pc700_device",
.flags = 0,
.local = 0,
.init = NULL,
.close = NULL,
.reset = NULL,
.available = NULL,
.speed_changed = NULL,
.force_redraw = NULL,
.config = pc700_config
};
int
machine_xt_pc700_init(const machine_t *model)
{
int ret = 0;
const char *fn;
@@ -1225,42 +1460,6 @@ machine_xt_pc500_init(const machine_t *model)
return ret;
}
int
machine_xt_pc500plus_init(const machine_t *model)
{
int ret;
ret = bios_load_linear("roms/machines/pc500/rom404.bin",
0x000fc000, 16384, 0);
if (bios_only || !ret)
return ret;
device_add(&kbc_pc_device);
machine_xt_common_init(model, 0);
return ret;
}
int
machine_xt_pc700_init(const machine_t *model)
{
int ret;
ret = bios_load_linear("roms/machines/pc700/multitech pc-700 3.1.bin",
0x000fe000, 8192, 0);
if (bios_only || !ret)
return ret;
device_add(&kbc_pc_device);
machine_xt_common_init(model, 0);
return ret;
}
int
machine_xt_pc4i_init(const machine_t *model)
{

12
src/machine/machine_table.c
View File

@@ -1097,7 +1097,7 @@ const machine_t machines[] = {
.net_device = NULL
},
{
.name = "[8088] Multitech PC-500",
.name = "[8088] Multitech PC-500 / Franklin PC 8000",
.internal_name = "pc500",
.type = MACHINE_TYPE_8088,
.chipset = MACHINE_CHIPSET_DISCRETE,
@@ -1174,7 +1174,7 @@ const machine_t machines[] = {
.kbc_p1 = 0xff,
.gpio = 0xffffffff,
.gpio_acpi = 0xffffffff,
.device = NULL,
.device = &pc500plus_device,
.kbd_device = &keyboard_pc_xt_device,
.fdc_device = NULL,
.sio_device = NULL,
@@ -1183,7 +1183,7 @@ const machine_t machines[] = {
.net_device = NULL
},
{
.name = "[8088] Multitech PC-700",
.name = "[8088] Multitech PC-700 / Siemens SICOMP PC 16 05",
.internal_name = "pc700",
.type = MACHINE_TYPE_8088,
.chipset = MACHINE_CHIPSET_DISCRETE,
@@ -1217,7 +1217,7 @@ const machine_t machines[] = {
.kbc_p1 = 0xff,
.gpio = 0xffffffff,
.gpio_acpi = 0xffffffff,
.device = NULL,
.device = &pc700_device,
.kbd_device = &keyboard_pc_xt_device,
.fdc_device = NULL,
.sio_device = NULL,
@@ -3346,7 +3346,7 @@ const machine_t machines[] = {
},
/* Has IBM AT KBC firmware. */
{
.name = "[ISA] Multitech PC-900",
.name = "[ISA] Multitech PC-900 / Commodore PC 40 / NBI 4200",
.internal_name = "pc900",
.type = MACHINE_TYPE_286,
.chipset = MACHINE_CHIPSET_DISCRETE,
@@ -3380,7 +3380,7 @@ const machine_t machines[] = {
.kbc_p1 = 0x000004f0,
.gpio = 0xffffffff,
.gpio_acpi = 0xffffffff,
.device = NULL,
.device = &pc900_device,
.kbd_device = NULL,
.fdc_device = NULL,
.sio_device = NULL,