/* TOS 4.04 Xbios PCI for the CT60 board * Didier Mequignon 2005, e-mail: aniplay@wanadoo.fr * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _CT60_XBIOS_PCI_H #define _CT60_XBIOS_PCI_H #define PCIIDR 0x00 /* PCI Configuration ID Register */ #define PCICSR 0x04 /* PCI Command/Status Register */ #define PCICR 0x04 /* PCI Command Register */ #define PCISR 0x06 /* PCI Status Register */ #define PCIREV 0x08 /* PCI Revision ID Register */ #define PCICCR 0x09 /* PCI Class Code Register */ #define PCICLSR 0x0C /* PCI Cache Line Size Register */ #define PCILTR 0x0D /* PCI Latency Timer Register */ #define PCIHTR 0x0E /* PCI Header Type Register */ #define PCIBISTR 0x0F /* PCI Build-In Self Test Register */ #define PCIBAR0 0x10 /* PCI Base Address Register for Memory Accesses to Local, Runtime, and DMA */ #define PCIBAR1 0x14 /* PCI Base Address Register for I/O Accesses to Local, Runtime, and DMA */ #define PCIBAR2 0x18 /* PCI Base Address Register for Memory Accesses to Local Address Space 0 */ #define PCIBAR3 0x1C /* PCI Base Address Register for Memory Accesses to Local Address Space 1 */ #define PCIBAR4 0x20 /* PCI Base Address Register, reserved */ #define PCIBAR5 0x24 /* PCI Base Address Register, reserved */ #define PCICIS 0x28 /* PCI Cardbus CIS Pointer, not support*/ #define PCISVID 0x2C /* PCI Subsystem Vendor ID */ #define PCISID 0x2E /* PCI Subsystem ID */ #define PCIERBAR 0x30 /* PCI Expansion ROM Base Register */ #define CAP_PTR 0x34 /* New Capability Pointer */ #define PCIILR 0x3C /* PCI Interrupt Line Register */ #define PCIIPR 0x3D /* PCI Interrupt Pin Register */ #define PCIMGR 0x3E /* PCI Min_Gnt Register */ #define PCIMLR 0x3F /* PCI Max_Lat Register */ #define PMCAPID 0x40 /* Power Management Capability ID */ #define PMNEXT 0x41 /* Power Management Next Capability Pointer */ #define PMC 0x42 /* Power Management Capabilities */ #define PMCSR 0x44 /* Power Management Control/Status */ #define PMCSR_BSE 0x46 /* PMCSR Bridge Support Extensions */ #define PMDATA 0x47 /* Power Management Data */ #define HS_CNTL 0x48 /* Hot Swap Control */ #define HS_NEXT 0x49 /* Hot Swap Next Capability Pointer */ #define HS_CSR 0x4A /* Hot Swap Control/Status */ #define PVPDCNTL 0x4C /* PCI Vital Product Data Control */ #define PVPD_NEXT 0x4D /* PCI Vital Product Data Next Capability Pointer */ #define PVPDAD 0x4E /* PCI Vital Product Data Address */ #define PVPDATA 0x50 /* PCI VPD Data */ typedef struct { unsigned long *subcookie; unsigned long version; long routine[45]; } PCI_COOKIE; typedef struct /* structure of resource descriptor */ { unsigned short next; /* length of the following structure */ unsigned short flags; /* type of resource and misc. flags */ unsigned long start; /* start-address of resource */ unsigned long length; /* length of resource */ unsigned long offset; /* offset PCI to phys. CPU Address */ unsigned long dmaoffset; /* offset for DMA-transfers */ } PCI_RSC_DESC; typedef struct /* structure of address conversion */ { unsigned long adr; /* calculated address (CPU<->PCI) */ unsigned long len; /* length of memory range */ } PCI_CONV_ADR; /******************************************************************************/ /* PCI-BIOS Error Codes */ /******************************************************************************/ #define PCI_SUCCESSFUL 0 /* everything's fine */ #define PCI_FUNC_NOT_SUPPORTED -2 /* function not supported */ #define PCI_BAD_VENDOR_ID -3 /* wrong Vendor ID */ #define PCI_DEVICE_NOT_FOUND -4 /* PCI-Device not found */ #define PCI_BAD_REGISTER_NUMBER -5 /* wrong register number */ #define PCI_SET_FAILED -6 /* reserved for later use */ #define PCI_BUFFER_TOO_SMALL -7 /* reserved for later use */ #define PCI_GENERAL_ERROR -8 /* general BIOS error code */ #define PCI_BAD_HANDLE -9 /* wrong/unknown PCI-handle */ /******************************************************************************/ /* Flags used in Resource-Descriptor */ /******************************************************************************/ #define FLG_IO 0x4000 /* Ressource in IO range */ #define FLG_ROM 0x2000 /* Expansion ROM */ #define FLG_LAST 0x8000 /* last ressource */ #define FLG_8BIT 0x0100 /* 8 bit accesses allowed */ #define FLG_16BIT 0x0200 /* 16 bit accesses allowed */ #define FLG_32BIT 0x0400 /* 32 bit accesses allowed */ #define FLG_ENDMASK 0x000F /* mask for byte ordering */ /******************************************************************************/ /* Values used in FLG_ENDMASK for Byte Ordering */ /******************************************************************************/ #define ORD_MOTOROLA 0 /* Motorola (big endian) */ #define ORD_INTEL_AS 1 /* Intel (little endian), addr.swapped */ #define ORD_INTEL_LS 2 /* Intel (little endian), lane swapped */ #define ORD_UNKNOWN 15 /* unknown (BIOS-calls allowed only) */ /******************************************************************************/ /* Status Info used in Device-Descriptor */ /******************************************************************************/ #define DEVICE_FREE 0 /* Device is not used */ #define DEVICE_USED 1 /* Device is used by another driver */ #define DEVICE_CALLBACK 2 /* used, but driver can be cancelled */ #define DEVICE_AVAILABLE 3 /* used, not available */ #define NO_DEVICE -1 /* no device detected */ /******************************************************************************/ /* Callback-Routine */ /******************************************************************************/ #define GET_DRIVER_ID 0 /* CB-Routine 0: Get Driver ID */ #define REMOVE_DRIVER 1 /* CB-Routine 1: Remove Driver */ /******************************************************************************/ /* Functions */ /******************************************************************************/ #ifndef OSBIND_CLOBBER_LIST #define OSBIND_CLOBBER_LIST "d0", "d1", "d2", "a0", "a1", "a2", "memory" #endif #ifndef trap_14_wlw #define trap_14_wlw(n, a, b) \ __extension__ \ ({ \ register long retvalue __asm__("d0"); \ long _a = (long) (a); \ short _b = (short) (b); \ \ __asm__ volatile ( \ "movw %3,sp@-\n\t" \ "movl %2,sp@-\n\t" \ "movw %1,sp@-\n\t" \ "trap #14\n\t" \ "lea sp@(8),sp" \ : "=r"(retvalue) \ : "g"(n), "r"(_a), "r"(_b) \ : OSBIND_CLOBBER_LIST \ ); \ retvalue; \ }) #endif #ifndef trap_14_wll #define trap_14_wll(n, a, b) \ __extension__ \ ({ \ register long retvalue __asm__("d0"); \ long _a = (long) (a); \ long _b = (long) (b); \ \ __asm__ volatile ( \ "movl %3,sp@-\n\t" \ "movl %2,sp@-\n\t" \ "movw %1,sp@-\n\t" \ "trap #14\n\t" \ "lea sp@(10),sp" \ : "=r"(retvalue) \ : "g"(n), "r"(_a), "r"(_b) \ : OSBIND_CLOBBER_LIST \ ); \ retvalue; \ }) #endif #ifndef trap_14_wlww #define trap_14_wlww(n, a, b, c) \ __extension__ \ ({ \ register long retvalue __asm__("d0"); \ long _a = (long) (a); \ short _b = (short) (b); \ short _c = (short) (c); \ \ __asm__ volatile ( \ "movl %4,sp@-\n\t" \ "movw %3,sp@-\n\t" \ "movw %2,sp@-\n\t" \ "movw %1,sp@-\n\t" \ "trap #14\n\t" \ "lea sp@(10),sp" \ : "=r"(retvalue) \ : "g"(n), "r"(_a), "r"(_b), "r"(_c) \ : OSBIND_CLOBBER_LIST \ ); \ retvalue; \ }) #endif #ifndef trap_14_wlwl #define trap_14_wlwl(n, a, b, c) \ __extension__ \ ({ \ register long retvalue __asm__("d0"); \ long _a = (long) (a); \ short _b = (short) (b); \ long _c = (long) (c); \ \ __asm__ volatile ( \ "movl %4,sp@-\n\t" \ "movw %3,sp@-\n\t" \ "movl %2,sp@-\n\t" \ "movw %1,sp@-\n\t" \ "trap #14\n\t" \ "lea sp@(12),sp" \ : "=r"(retvalue) \ : "g"(n), "r"(_a), "r"(_b), "r"(_c) \ : OSBIND_CLOBBER_LIST \ ); \ retvalue; \ }) #endif #ifndef trap_14_wlll #define trap_14_wlll(n, a, b, c) \ __extension__ \ ({ \ register long retvalue __asm__("d0"); \ long _a = (long) (a); \ long _b = (long) (b); \ long _c = (long) (c); \ \ __asm__ volatile ( \ "movl %4,sp@-\n\t" \ "movl %3,sp@-\n\t" \ "movl %2,sp@-\n\t" \ "movw %1,sp@-\n\t" \ "trap #14\n\t" \ "lea sp@(14),sp" \ : "=r"(retvalue) \ : "g"(n), "r"(_a), "r"(_b), "r"(_c) \ : OSBIND_CLOBBER_LIST \ ); \ retvalue; \ }) #endif #define find_pci_device(id,index) (long)trap_14_wlw((short)(300),(unsigned long)(id),(unsigned short)(index)) #define find_pci_classcode(classcode,index) (long)trap_14_wlw((short)(301),(unsigned long)(classcode),(unsigned short)(index)) #define read_config_byte(handle,reg,address) (long)trap_14_wlwl((short)(302),(long)(handle),(unsigned short)(reg),(unsigned char *)(address)) #define read_config_word(handle,reg,address) (long)trap_14_wlwl((short)(303),(long)(handle),(unsigned short)(reg),(unsigned short *)(address)) #define read_config_longword(handle,reg,address) (long)trap_14_wlwl((short)(304),(long)(handle),(unsigned short)(reg),(unsigned long *)(address)) #define fast_read_config_byte(handle,reg) (unsigned char)trap_14_wlw((short)(305),(long)(handle),(unsigned short)(reg)) #define fast_read_config_word(handle,reg) (unsigned short)trap_14_wlw((short)(306),(long)(handle),(unsigned short)(reg)) #define fast_read_config_longword(handle,reg) (unsigned long)trap_14_wlw((short)(307),(long)(handle),(unsigned short)(reg)) #define write_config_byte(handle,reg,data) (long)trap_14_wlww((short)(308),(long)(handle),(unsigned short)(reg),(unsigned short)(data)) #define write_config_word(handle,reg,data) (long)trap_14_wlww((short)(309),(long)(handle),(unsigned short)(reg),(unsigned short)(data)) #define write_config_longword(handle,reg,data) (long)trap_14_wlwl((short)(310),(long)(handle),(unsigned short)(reg),(unsigned long)(data)) #define hook_interrupt(handle,routine,parameter) (long)trap_14_wlll((short)(311),(long)(handle),(unsigned long *)(routine),(unsigned long *)(parameter)) #define unhook_interrupt(handle) (long)trap_14_wl((short)(312),(long)(handle)) #define special_cycle(bus_number,special_cycle) (long)trap_14_wwl((short)(313),(unsigned short)(bus_number),(unsigned long)(special_cycle)) #define get_routing(handle) (long)trap_14_wl((short)(314),(long)(handle)) #define set_interrupt(handle,mode) (long)trap_14_wlw((short)(315),(long)(handle),(short)(mode)) #define get_resource(handle) (long)trap_14_wl((short)(316),(long)(handle)) #define get_card_used(handle,callback) (long)trap_14_wll((short)(317),(long)(handle),(long *)(address)) #define set_card_used(handle,callback) (long)trap_14_wll((short)(318),(long)(handle),(long *)(callback)) #define read_mem_byte(handle,offset,address) (long)trap_14_wlll((short)(319),(long)(handle),(unsigned long)(offset),(unsigned char *)(address)) #define read_mem_word(handle,offset,address) (long)trap_14_wlll((short)(320),(unsigned long)(offset),(unsigned short *)(address)) #define read_mem_longword(handle,offset,address) (long)trap_14_wlll((short)(321),(unsigned long)(offset),(unsigned long *)(address)) #define fast_read_mem_byte(handle,offset) (unsigned char)trap_14_wll((short)(322),(long)(handle),(unsigned long)(offset)) #define fast_read_mem_word(handle,offset) (unsigned short)trap_14_wll((short)(323),(long)(handle),(unsigned long)(offset)) #define fast_read_mem_longword(handle,offset) (unsigned long)trap_14_wll((short)(324),(long)(handle),(unsigned long)(offset)) #define write_mem_byte(handle,offset,data) (long)trap_14_wllw((short)(325),(long)(handle),(unsigned long)(offset),(unsigned short)(data)) #define write_mem_word(handle,offset,data) (long)trap_14_wllw((short)(326),(long)(handle),(unsigned long)(offset),(unsigned short)(data)) #define write_mem_longword(handle,offset,data) (long)trap_14_wlll((short)(327),(long)(handle),(unsigned long)(offset),(unsigned long)(data)) #define read_io_byte(handle,offset,address) (long)trap_14_wlll((short)(328),(long)(handle),(unsigned long)(offset),(unsigned char *)(address)) #define read_io_word(handle,offset,address) (long)trap_14_wlll((short)(329),(long)(handle),(unsigned long)(offset),(unsigned short *)(address)) #define read_io_longword(handle,offset,address) (long)trap_14_wlll((short)(330),(long)(handle),(unsigned long)(offset),(unsigned long *)(address)) #define fast_read_io_byte(handle,offset) (unsigned char)trap_14_wll((short)(331),(long)(handle),(unsigned long)(offset)) #define fast_read_io_word(handle,offset) (unsigned short)trap_14_wll((short)(332),(long)(handle),(unsigned long)(offset)) #define fast_read_io_longword(handle,offset) (unsigned long)trap_14_wll((short)(333),(long)(handle),(unsigned long)(offset)) #define write_io_byte(handle,offset,data) (long)trap_14_wllw((short)(334),(long)(handle),(unsigned long)(offset),(unsigned short)(data)) #define write_io_word(handle,offset,data) (long)trap_14_wllw((short)(335),(long)(handle),(unsigned long)(offset),(unsigned short)(data)) #define write_io_longword(handle,offset,data) (long)trap_14_wlll((short)(336),(long)(handle),(unsigned long)(offset),(unsigned long)(data)) #define get_machine_id() (long)trap_14_w((short)(337)) #define get_pagesize() (long)trap_14_w((short)(338)) #define virt_to_bus(handle,address,pointer) (long)trap_14_wlll((short)(339),(long)(handle),(unsigned long)(address),(unsigned long *)(pointer)) #define bus_to_virt(handle,address,pointer) (long)trap_14_wlll((short)(340),(long)(handle),(unsigned long)(address),(unsigned long *)(pointer)) #define virt_to_phys(address,pointer) (long)trap_14_wll((short)(341),(unsigned long)(address),(unsigned long *)(pointer)) #define phys_to_virt(address,pointer) (long)trap_14_wll((short)(342),(unsigned long)(address),(unsigned long *)(pointer)) #define dma_setbuffer(pci_address,local_address,size) (long)trap_14_wlll((short)(350),(unsigned long)(pci_address),(unsigned long)(local_address),(unsigned long)(size)) #define dma_buffoper(mode) (long)trap_14_ww((short)(351),(short)(mode)) #define read_mailbox(mailbox,pointer) (long)trap_14_wwl((short)(352),(short)(mailbox),(unsigned long *)(pointer)) #define write_mailbox(mailbox,data) (long)trap_14_wwl((short)(353),(short)(mailbox),(unsigned long)(data)) extern long Find_pci_device(unsigned long id, unsigned short index); extern long Find_pci_classcode(unsigned long class, unsigned short index); extern long Read_config_byte(long handle, unsigned short reg, unsigned char *address); extern long Read_config_word(long handle, unsigned short reg, unsigned short *address); extern long Read_config_longword(long handle, unsigned short reg, unsigned long *address); extern unsigned char Fast_read_config_byte(long handle, unsigned short reg); extern unsigned short Fast_read_config_word(long handle, unsigned short reg); extern unsigned long Fast_read_config_longword(long handle, unsigned short reg); extern long Write_config_byte(long handle, unsigned short reg, unsigned short val); extern long Write_config_word(long handle, unsigned short reg, unsigned short val); extern long Write_config_longword(long handle, unsigned short reg, unsigned long val); extern long Hook_interrupt(long handle, unsigned long *routine, unsigned long *parameter); extern long Unhook_interrupt(long handle); extern long Special_cycle(unsigned short bus, unsigned long data); extern long Get_routing(long handle); extern long Set_interrupt(long handle); extern long Get_resource(long handle); extern long Get_card_used(long handle, unsigned long *address); extern long Set_card_used(long handle, unsigned long *callback); extern long Read_mem_byte(long handle, unsigned long offset, unsigned char *address); extern long Read_mem_word(long handle, unsigned long offset, unsigned short *address); extern long Read_mem_longword(long handle, unsigned long offset, unsigned long *address); extern unsigned char Fast_read_mem_byte(long handle, unsigned long offset); extern unsigned short Fast_read_mem_word(long handle, unsigned long offset); extern unsigned long Fast_read_mem_longword(long handle, unsigned long offset); extern long Write_mem_byte(long handle, unsigned long offset, unsigned short val); extern long Write_mem_word(long handle, unsigned long offset, unsigned short val); extern long Write_mem_longword(long handle, unsigned long offset, unsigned long val); extern long Read_io_byte(long handle, unsigned long offset, unsigned char *address); extern long Read_io_word(long handle, unsigned long offset, unsigned short *address); extern long Read_io_longword(long handle, unsigned long offset, unsigned long *address); extern unsigned char Fast_read_io_byte(long handle, unsigned long offset); extern unsigned short Fast_read_io_word(long handle, unsigned long offset); extern unsigned long Fast_read_io_longword(long handle, unsigned long offset); extern long Write_io_byte(long handle, unsigned long offset, unsigned short val); extern long Write_io_word(long handle, unsigned long offset, unsigned short val); extern long Write_io_longword(long handle, unsigned long offset, unsigned long val); extern long Get_machine_id(void); extern long Get_pagesize(void); extern long Virt_to_bus(long handle, unsigned long address, PCI_CONV_ADR *pointer); extern long Bus_to_virt(long handle, unsigned long address, PCI_CONV_ADR *pointer); extern long Virt_to_phys(unsigned long address, PCI_CONV_ADR *pointer); extern long Phys_to_virt(unsigned long address, PCI_CONV_ADR *pointer); #endif