diff options
Diffstat (limited to 'kernel/framework/include/oss_pci.h')
| -rw-r--r-- | kernel/framework/include/oss_pci.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/kernel/framework/include/oss_pci.h b/kernel/framework/include/oss_pci.h new file mode 100644 index 0000000..17dc7b3 --- /dev/null +++ b/kernel/framework/include/oss_pci.h @@ -0,0 +1,67 @@ +/* + * Purpose: Definitions of various PCI specific constants and functions + * + * All drivers for PCI devices should included this file. + */ +/* + * + * This file is part of Open Sound System. + * + * Copyright (C) 4Front Technologies 1996-2008. + * + * This this source file is released under GPL v2 license (no other versions). + * See the COPYING file included in the main directory of this source + * distribution for the license terms and conditions. + * + */ +#ifndef OSS_PCI_H +#define OSS_PCI_H +#define OSS_HAVE_PCI +#define PCIBIOS_SUCCESSFUL 0x00 +#define PCIBIOS_FAILED -1 + +#define PCI_CLASS_MULTIMEDIA_AUDIO 0x0401 +#define PCI_CLASS_MULTIMEDIA_OTHER 0x0480 +#define PCI_VENDOR_ID 0x00 +#define PCI_REVISION_ID 0x08 +#define PCI_COMMAND 0x04 +#define PCI_DEVICE_ID 0x02 +#define PCI_LATENCY_TIMER 0x0d +#define PCI_INTERRUPT_LINE 0x3c +#define PCI_BASE_ADDRESS_0 0x10 + +#define PCI_MEM_BASE_ADDRESS_0 0x10 +#define PCI_MEM_BASE_ADDRESS_1 0x14 +#define PCI_MEM_BASE_ADDRESS_2 0x18 +#define PCI_MEM_BASE_ADDRESS_3 0x1c +#define PCI_BASE_ADDRESS_1 0x14 +#define PCI_BASE_ADDRESS_2 0x18 +#define PCI_BASE_ADDRESS_3 0x1c +#define PCI_BASE_ADDRESS_4 0x20 +#define PCI_BASE_ADDRESS_5 0x24 +#define PCI_COMMAND_IO 0x01 +#define PCI_COMMAND_MEMORY 0x02 +#define PCI_COMMAND_MASTER 0x04 +#define PCI_COMMAND_PARITY 0x40 +#define PCI_COMMAND_SERR 0x100 + +#define PCI_STATUS 0x06 +#define PCI_SUBSYSTEM_VENDOR_ID 0x2c +#define PCI_SUBSYSTEM_ID 0x2e + +extern int pci_read_config_byte (oss_device_t * osdev, offset_t where, + unsigned char *val); +extern int pci_read_config_irq (oss_device_t * osdev, offset_t where, + unsigned char *val); +extern int pci_read_config_word (oss_device_t * osdev, offset_t where, + unsigned short *val); +extern int pci_read_config_dword (oss_device_t * osdev, offset_t where, + unsigned int *val); +extern int pci_write_config_byte (oss_device_t * osdev, offset_t where, + unsigned char val); +extern int pci_write_config_word (oss_device_t * osdev, offset_t where, + unsigned short val); +extern int pci_write_config_dword (oss_device_t * osdev, offset_t where, + unsigned int val); +extern int pci_enable_msi (oss_device_t * osdev); +#endif |