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Merge pull request #4510 from jriwanek-forks/bocaram

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Add BocaRAM/XT plus more EMS improvements
This commit is contained in:
Miran Grča
2024-06-02 07:22:09 +02:00
committed by GitHub
parent e2f8d32ca4 d0e01cfa5e
commit 8a8d5f0870
1 changed files with 99 additions and 44 deletions
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143
src/device/isamem.c
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@@ -98,9 +98,10 @@
#define ISAMEM_EV159_CARD 10
#define ISAMEM_RAMPAGEXT_CARD 11
#define ISAMEM_ABOVEBOARD_CARD 12
#define ISAMEM_BRAT_CARD 13
#define ISAMEM_EV165A_CARD 14
#define ISAMEM_LOTECH_CARD 15
#define ISAMEM_BRXT_CARD 13
#define ISAMEM_BRAT_CARD 14
#define ISAMEM_EV165A_CARD 15
#define ISAMEM_LOTECH_CARD 16
#define ISAMEM_DEBUG 0
@@ -410,7 +411,7 @@ ems_write(uint16_t port, uint8_t val, void *priv)
if (val)
dev->flags |= FLAG_CONFIG;
break;
default:
break;
}
@@ -533,14 +534,17 @@ isamem_init(const device_t *info)
case ISAMEM_BRAT_CARD: /* BocaRAM/AT */
dev->base_addr = device_get_config_hex16("base");
dev->total_size = device_get_config_int("size");
dev->start_addr = device_get_config_int("start");
if (!!device_get_config_int("start"))
dev->start_addr = device_get_config_int("start");
dev->frame_addr = device_get_config_hex20("frame");
dev->flags |= (FLAG_EMS);
if (!!device_get_config_int("width"))
dev->flags |= FLAG_WIDE;
if (!!device_get_config_int("speed"))
dev->flags |= FLAG_FAST;
break;
case ISAMEM_BRXT_CARD: /* BocaRAM/XT */
case ISAMEM_LOTECH_CARD:
dev->base_addr = device_get_config_hex16("base");
dev->total_size = device_get_config_int("size");
@@ -1421,15 +1425,14 @@ static const device_t ev165a_device = {
.config = ev165a_config
};
#if defined(DEV_BRANCH) && defined(USE_ISAMEM_BRAT)
static const device_config_t brat_config[] = {
static const device_config_t brxt_config[] = {
// clang-format off
{
.name = "base",
.description = "Address",
.type = CONFIG_HEX16,
.default_string = "",
.default_int = 0x0258,
.default_int = 0x0268,
.file_filter = "",
.spinner = { 0 },
.selection = {
@@ -1445,11 +1448,75 @@ static const device_config_t brat_config[] = {
.description = "Frame Address",
.type = CONFIG_HEX20,
.default_string = "",
.default_int = 0,
.default_int = 0xD0000,
.file_filter = "",
.spinner = { 0 },
.selection = {
{ .description = "D000H", .value = 0xD0000 },
{ .description = "E000H", .value = 0xE0000 },
{ .description = "" }
},
},
{
.name = "size",
.description = "Memory Size",
.type = CONFIG_SPINNER,
.default_string = "",
.default_int = 512,
.file_filter = "",
.spinner = {
.min = 0,
.max = 2048,
.step = 512
},
.selection = { { 0 } }
},
{ .name = "", .description = "", .type = CONFIG_END }
// clang-format on
};
static const device_t brxt_device = {
.name = "BocaRAM/XT",
.internal_name = "brxt",
.flags = DEVICE_ISA,
.local = ISAMEM_BRXT_CARD,
.init = isamem_init,
.close = isamem_close,
.reset = NULL,
{ .available = NULL },
.speed_changed = NULL,
.force_redraw = NULL,
.config = brxt_config
};
#if defined(DEV_BRANCH) && defined(USE_ISAMEM_BRAT)
static const device_config_t brat_config[] = {
// clang-format off
{
.name = "base",
.description = "Address",
.type = CONFIG_HEX16,
.default_string = "",
.default_int = 0x0268,
.file_filter = "",
.spinner = { 0 },
.selection = {
{ .description = "208H", .value = 0x0208 },
{ .description = "218H", .value = 0x0218 },
{ .description = "258H", .value = 0x0258 },
{ .description = "268H", .value = 0x0268 },
{ .description = "" }
},
},
{
.name = "frame",
.description = "Frame Address",
.type = CONFIG_HEX20,
.default_string = "",
.default_int = 0xD0000,
.file_filter = "",
.spinner = { 0 },
.selection = {
{ .description = "Disabled", .value = 0x00000 },
{ .description = "D000H", .value = 0xD0000 },
{ .description = "E000H", .value = 0xE0000 },
{ .description = "" }
@@ -1488,15 +1555,28 @@ static const device_config_t brat_config[] = {
.description = "Memory Size",
.type = CONFIG_SPINNER,
.default_string = "",
.default_int = 128,
.default_int = 512,
.file_filter = "",
.spinner = {
.min = 0,
.max = 8192,
.max = 4096,
.step = 512
},
.selection = { { 0 } }
},
{
.name = "start",
.description = "Start Address",
.type = CONFIG_SPINNER,
.default_string = "",
.default_int = 0,
.file_filter = "",
.spinner = {
.min = 0,
.max = 14336,
.step = 512
},
},
{ .name = "", .description = "", .type = CONFIG_END }
// clang-format on
};
@@ -1582,6 +1662,8 @@ static const device_t lotech_device = {
};
#if defined(DEV_BRANCH) && defined(USE_ISAMEM_RAMPAGE)
// TODO: Dual Paging support
// TODO: Conventional memory suppport
static const device_config_t rampage_config[] = {
// clang-format off
{
@@ -1619,45 +1701,17 @@ static const device_config_t rampage_config[] = {
{ .description = "" }
},
},
{
.name = "width",
.description = "I/O Width",
.type = CONFIG_SELECTION,
.default_string = "",
.default_int = 8,
.file_filter = "",
.spinner = { 0 },
.selection = {
{ .description = "8-bit", .value = 8 },
{ .description = "16-bit", .value = 16 },
{ .description = "" }
},
},
{
.name = "speed",
.description = "Transfer Speed",
.type = CONFIG_SELECTION,
.default_string = "",
.default_int = 0,
.file_filter = "",
.spinner = { 0 },
.selection = {
{ .description = "Standard", .value = 0 },
{ .description = "High-Speed", .value = 1 },
{ .description = "" }
}
},
{
.name = "size",
.description = "Memory Size",
.type = CONFIG_SPINNER,
.default_string = "",
.default_int = 128,
.default_int = 256, /* Technically 128k, but banks 2-7 must be 256, headaches elsewise */
.file_filter = "",
.spinner = {
.min = 0,
.max = 8192,
.step = 128
.min = 256,
.max = 2048,
.step = 256
},
.selection = { { 0 } }
},
@@ -1809,6 +1863,7 @@ static const struct {
{ &ems5150_device },
{ &ev159_device },
{ &ev165a_device },
{ &brxt_device },
#if defined(DEV_BRANCH) && defined(USE_ISAMEM_BRAT)
{ &brat_device },
#endif