80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

Reverted Cacodemon345's broken USB OHCI implementation, fixes #3597.

Browse Source
This commit is contained in:
OBattler
2023-08-18 23:16:54 +02:00
parent 1cff8341c2
commit 29c153d287
6 changed files with 174 additions and 1110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
src/chipset/ali1543.c
View File

@@ -70,7 +70,6 @@ typedef struct ali1543_t {
sff8038i_t *ide_controller[2];
smbus_ali7101_t *smbus;
usb_t *usb;
usb_params_t usb_params;
} ali1543_t;
@@ -1472,17 +1471,6 @@ ali7101_read(int func, int addr, void *priv)
return ret;
}
static void
ali5237_usb_update_interrupt(usb_t* usb, void *priv)
{
ali1543_t *dev = (ali1543_t *) priv;
if (usb->irq_level)
pci_set_mirq(4, !!(dev->pci_conf[0x74] & 0x10), &dev->mirq_states[4]);
else
pci_clear_mirq(4, !!(dev->pci_conf[0x74] & 0x10), &dev->mirq_states[4]);
}
static void
ali1543_reset(void *priv)
{
@@ -1633,10 +1621,7 @@ ali1543_init(const device_t *info)
dev->smbus = device_add(&ali7101_smbus_device);
/* USB */
dev->usb_params.parent_priv = dev;
dev->usb_params.smi_handle = NULL;
dev->usb_params.update_interrupt = ali5237_usb_update_interrupt;
dev->usb = device_add_parameters(&usb_device, &dev->usb_params);
dev->usb = device_add(&usb_device);
dev->type = info->local & 0xff;
dev->offset = (info->local >> 8) & 0x7f;

21
src/chipset/intel_piix.c
View File

@@ -66,7 +66,6 @@ typedef struct _piix_ {
uint8_t max_func;
uint8_t pci_slot;
uint8_t no_mirq0;
uint8_t usb_irq_state;
uint8_t regs[4][256];
uint8_t readout_regs[256];
uint8_t board_config[2];
@@ -84,7 +83,6 @@ typedef struct _piix_ {
piix_io_trap_t io_traps[26];
port_92_t *port_92;
pc_timer_t fast_off_timer;
usb_params_t usb_params;
} piix_t;
#ifdef ENABLE_PIIX_LOG
@@ -1443,17 +1441,6 @@ piix_fast_off_count(void *priv)
dev->regs[0][0xaa] |= 0x20;
}
static void
piix_usb_update_interrupt(usb_t* usb, void *priv)
{
piix_t *dev = (piix_t *) priv;
if (usb->irq_level)
pci_set_irq(dev->pci_slot, PCI_INTD, &dev->usb_irq_state);
else
pci_clear_irq(dev->pci_slot, PCI_INTD, &dev->usb_irq_state);
}
static void
piix_reset(void *priv)
{
@@ -1598,12 +1585,8 @@ piix_init(const device_t *info)
sff_set_irq_mode(dev->bm[1], 1, 2);
}
if (dev->type >= 3) {
dev->usb_params.parent_priv = dev;
dev->usb_params.smi_handle = NULL;
dev->usb_params.update_interrupt = piix_usb_update_interrupt;
dev->usb = device_add_parameters(&usb_device, &dev->usb_params);
}
if (dev->type >= 3)
dev->usb = device_add(&usb_device);
if (dev->type > 3) {
dev->nvr = device_add(&piix4_nvr_device);

45
src/chipset/sis_5571.c
View File

@@ -87,9 +87,6 @@ typedef struct sis_5571_t {
sff8038i_t *ide_drive[2];
smram_t *smram;
usb_t *usb;
usb_params_t usb_params;
} sis_5571_t;
static void
@@ -669,43 +666,6 @@ pci_isa_bridge_read(int func, int addr, void *priv)
}
}
static void
sis_5571_usb_update_interrupt(usb_t* usb, void* priv)
{
sis_5571_t *dev = (sis_5571_t *) priv;
if (dev->pci_conf_sb[0][0x68] & 0x80) {
/* TODO: Is the normal PCI interrupt inhibited when USB IRQ remapping is enabled? */
switch (dev->pci_conf_sb[0][0x68] & 0x0F) {
case 0x00:
case 0x01:
case 0x02:
case 0x08:
case 0x0d:
break;
default:
if (usb->irq_level)
picint(1 << dev->pci_conf_sb[0][0x68] & 0x0f);
else
picintc(1 << dev->pci_conf_sb[0][0x68] & 0x0f);
break;
}
} else {
if (usb->irq_level)
pci_set_irq(dev->sb_slot, PCI_INTA, &dev->usb_irq_state);
else
pci_clear_irq(dev->sb_slot, PCI_INTA, &dev->usb_irq_state);
}
}
static uint8_t
sis_5571_usb_handle_smi(UNUSED(usb_t* usb), UNUSED(void* priv))
{
/* Left unimplemented for now. */
return 1;
}
static void
sis_5571_reset(void *priv)
{
@@ -790,10 +750,7 @@ sis_5571_init(UNUSED(const device_t *info))
dev->ide_drive[1] = device_add_inst(&sff8038i_device, 2);
/* USB */
dev->usb_params.parent_priv = dev;
dev->usb_params.update_interrupt = sis_5571_usb_update_interrupt;
dev->usb_params.smi_handle = sis_5571_usb_handle_smi;
dev->usb = device_add_parameters(&usb_device, &dev->usb_params);
dev->usb = device_add(&usb_device);
sis_5571_reset(dev);

21
src/chipset/stpc.c
View File

@@ -73,9 +73,6 @@ typedef struct stpc_t {
smram_t *smram;
usb_t *usb;
sff8038i_t *bm[2];
/* Miscellaneous */
usb_params_t usb_params;
} stpc_t;
typedef struct stpc_serial_t {
@@ -898,17 +895,6 @@ stpc_setup(stpc_t *dev)
pci_set_irq_routing(PCI_INTD, PCI_IRQ_DISABLED);
}
static void
stpc_usb_update_interrupt(usb_t* usb, void* priv)
{
stpc_t *dev = (stpc_t *) priv;
if (usb->irq_level)
pci_set_irq(dev->usb_slot, PCI_INTA, &dev->usb_irq_state);
else
pci_clear_irq(dev->usb_slot, PCI_INTA, &dev->usb_irq_state);
}
static void
stpc_close(void *priv)
{
@@ -934,12 +920,9 @@ stpc_init(const device_t *info)
pci_add_card(PCI_ADD_NORTHBRIDGE, stpc_nb_read, stpc_nb_write, dev, &dev->nb_slot);
pci_add_card(PCI_ADD_SOUTHBRIDGE, stpc_isab_read, stpc_isab_write, dev, &dev->sb_slot);
if (dev->local == STPC_ATLAS) {
dev->usb_params.smi_handle = NULL;
dev->usb_params.update_interrupt = stpc_usb_update_interrupt;
dev->usb_params.parent_priv = dev;
pci_add_card(PCI_ADD_SOUTHBRIDGE_IDE, stpc_ide_read, stpc_ide_write, dev, &dev->ide_slot);
dev->usb = device_add_parameters(&usb_device, &dev->usb_params);
dev->usb = device_add(&usb_device);
pci_add_card(PCI_ADD_SOUTHBRIDGE_USB, stpc_usb_read, stpc_usb_write, dev, &dev->usb_slot);
}

189
src/include/86box/usb.h
View File

@@ -1,18 +1,18 @@
/*
* 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.
* 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.
* This file is part of the 86Box distribution.
*
* Definitions for the Distributed DMA emulation.
* Definitions for the Distributed DMA emulation.
*
*
*
* Authors: Miran Grca, <mgrca8@gmail.com>
* Authors: Miran Grca, <mgrca8@gmail.com>
*
* Copyright 2020 Miran Grca.
* Copyright 2020 Miran Grca.
*/
#ifndef USB_H
@@ -22,188 +22,21 @@
extern "C" {
#endif
typedef struct usb_t usb_t;
typedef struct usb_device_t usb_device_t;
enum usb_pid
typedef struct
{
USB_PID_OUT = 0xE1,
USB_PID_IN = 0x69,
USB_PID_SETUP = 0x2D
};
enum usb_errors
{
USB_ERROR_NO_ERROR = 0,
USB_ERROR_NAK = 1,
USB_ERROR_OVERRUN = 2,
USB_ERROR_UNDERRUN = 3
};
enum usb_bus_types
{
USB_BUS_OHCI = 0,
USB_BUS_UHCI = 1,
USB_BUS_MAX = 2
};
/* USB device creation parameters struct */
typedef struct usb_params_t
{
void (*update_interrupt)(usb_t*, void*);
/* Handle (but do not raise) SMI. Returns 1 if SMI can be raised, 0 otherwise. */
uint8_t (*smi_handle)(usb_t*, void*);
void* parent_priv;
} usb_params_t;
typedef union {
uint32_t l;
uint16_t w[2];
uint8_t b[4];
} ohci_mmio_t;
/* USB Host Controller device struct */
typedef struct usb_t {
uint8_t uhci_io[32];
ohci_mmio_t ohci_mmio[1024];
uint8_t uhci_io[32], ohci_mmio[4096];
uint16_t uhci_io_base;
int uhci_enable;
int ohci_enable;
int uhci_enable, ohci_enable;
uint32_t ohci_mem_base;
uint32_t irq_level;
mem_mapping_t ohci_mmio_mapping;
pc_timer_t ohci_frame_timer;
pc_timer_t ohci_port_reset_timer[2];
uint8_t ohci_interrupt_counter : 3;
usb_device_t *ohci_devices[2];
usb_device_t *uhci_devices[2];
uint8_t ohci_usb_buf[4096];
uint8_t ohci_initial_start;
usb_params_t *usb_params;
} usb_t;
#pragma pack(push, 1)
/* Base USB descriptor struct. */
typedef struct usb_desc_base_t {
uint8_t bLength;
uint8_t bDescriptorType;
} usb_desc_base_t;
enum usb_desc_setup_req_types {
USB_SETUP_TYPE_DEVICE = 0x0,
USB_SETUP_TYPE_INTERFACE = 0x1,
USB_SETUP_TYPE_ENDPOING = 0x2,
USB_SETUP_TYPE_OTHER = 0x3,
};
#define USB_SETUP_TYPE_MAX 0x1F
#define USB_SETUP_DEV_TO_HOST 0x80
typedef struct usb_desc_setup_t {
uint8_t bmRequestType;
uint8_t bRequest;
uint16_t wValue;
uint16_t wIndex;
uint16_t wLength;
} usb_desc_setup_t;
typedef struct usb_desc_endpoint_t {
usb_desc_base_t base;
uint8_t bEndpointAddress;
uint8_t bmAttributes;
uint16_t wMaxPacketSize;
uint8_t bInterval;
} usb_desc_endpoint_t;
typedef struct usb_desc_hid_t {
usb_desc_base_t base;
uint16_t bcdHID;
uint8_t bCountryCode;
uint8_t bNumDescriptors;
uint8_t bDescriptorType;
uint16_t wDescriptorLength;
} usb_desc_hid_t;
typedef struct usb_desc_interface_t {
usb_desc_base_t base;
uint8_t bInterfaceNumber;
uint8_t bAlternateSetting;
uint8_t bNumEndpoints;
uint8_t bInterfaceClass;
uint8_t bInterfaceSubClass;
uint8_t bInterfaceProtocol;
uint8_t iInterface;
} usb_desc_interface_t;
typedef struct usb_desc_string_t {
usb_desc_base_t base;
uint16_t bString[];
} usb_desc_string_t;
typedef struct usb_desc_conf_t {
usb_desc_base_t base;
uint16_t wTotalLength;
uint8_t bNumInterfaces;
uint8_t bConfigurationValue;
uint8_t iConfiguration;
uint8_t bmAttributes;
uint8_t bMaxPower;
} usb_desc_conf_t;
typedef struct usb_desc_device_t {
usb_desc_base_t base;
uint16_t bcdUSB;
uint8_t bDeviceClass;
uint8_t bDeviceSubClass;
uint8_t bDeviceProtocol;
uint8_t bMaxPacketSize;
uint16_t idVendor;
uint16_t idProduct;
uint16_t bcdDevice;
uint8_t iManufacturer;
uint8_t iProduct;
uint8_t iSerialNumber;
uint8_t bNumConfigurations;
} usb_desc_device_t;
#pragma pack(pop)
/* USB endpoint device struct. Incomplete and unused. */
typedef struct usb_device_t {
usb_desc_device_t device_desc;
struct {
usb_desc_conf_t conf_desc;
usb_desc_base_t* other_descs[16];
} conf_desc_items;
/* General-purpose function for I/O. Non-zero value indicates error. */
uint8_t (*device_process)(void* priv, uint8_t* data, uint32_t *len, uint8_t pid_token, uint8_t endpoint, uint8_t underrun_not_allowed);
/* Device reset. */
void (*device_reset)(void* priv);
/* Get address. */
uint8_t (*device_get_address)(void* priv);
void* priv;
} usb_device_t;
/* Global variables. */
extern const device_t usb_device;
extern usb_t* usb_device_inst;
/* Functions. */
extern void uhci_update_io_mapping(usb_t *dev, uint8_t base_l, uint8_t base_h, int enable);
extern void ohci_update_mem_mapping(usb_t *dev, uint8_t base1, uint8_t base2, uint8_t base3, int enable);
/* Attach USB device to a port of a USB bus. Returns the port to which it got attached to. */
extern uint8_t usb_attach_device(usb_t *dev, usb_device_t* device, uint8_t bus_type);
/* Detach USB device from a port. */
extern void usb_detach_device(usb_t *dev, uint8_t port, uint8_t bus_type);
#ifdef __cplusplus
}

991
src/usb.c
View File

File diff suppressed because it is too large Load Diff