Stubs for accessing the PCI driver
This commit is contained in:
Philip Homburg
parent
b3cd15b01b
commit
3dd0a97049
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@ -41,5 +41,16 @@ libsys_OBJECTS = \
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taskcall.o \
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sys_vm_setbuf.o \
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sys_vm_map.o \
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pci_attr_r8.o \
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pci_attr_r32.o \
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pci_attr_w32.o \
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pci_dev_name.o \
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pci_find_dev.o \
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pci_first_dev.o \
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pci_ids.o \
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pci_init.o \
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pci_next_dev.o \
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pci_reserve.o \
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pci_slot_name.o \
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include ../Makefile.inc
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31
lib/syslib/pci_attr_r32.c
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31
lib/syslib/pci_attr_r32.c
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@ -0,0 +1,31 @@
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/*
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pci_attr_r32.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_attr_r32 *
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*===========================================================================*/
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PUBLIC u32_t pci_attr_r32(devind, port)
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int devind;
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int port;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_ATTR_R32;
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m.m2_i1= devind;
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m.m2_i2= port;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_attr_r32: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_attr_r32: got bad reply from PCI", m.m_type);
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return m.m2_l1;
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}
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31
lib/syslib/pci_attr_r8.c
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31
lib/syslib/pci_attr_r8.c
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@ -0,0 +1,31 @@
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/*
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pci_attr_r8.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_attr_r8 *
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*===========================================================================*/
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PUBLIC u8_t pci_attr_r8(devind, port)
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int devind;
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int port;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_ATTR_R8;
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m.m2_i1= devind;
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m.m2_i2= port;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_attr_r8: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_attr_r8: got bad reply from PCI", m.m_type);
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return m.m2_l1;
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}
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31
lib/syslib/pci_attr_w32.c
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31
lib/syslib/pci_attr_w32.c
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@ -0,0 +1,31 @@
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/*
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pci_attr_w32.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_attr_w32 *
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*===========================================================================*/
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PUBLIC void pci_attr_w32(devind, port, value)
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int devind;
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int port;
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u32_t value;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_ATTR_W32;
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m.m2_i1= devind;
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m.m2_i2= port;
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m.m2_l1= value;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_attr_w32: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_attr_w32: got bad reply from PCI", m.m_type);
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}
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45
lib/syslib/pci_dev_name.c
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45
lib/syslib/pci_dev_name.c
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@ -0,0 +1,45 @@
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/*
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pci_dev_name.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_dev_name *
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*===========================================================================*/
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PUBLIC char *pci_dev_name(vid, did)
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u16_t vid;
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u16_t did;
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{
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static char name[80]; /* We need a better interface for this */
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int r;
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message m;
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m.m_type= BUSC_PCI_DEV_NAME;
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m.m1_i1= vid;
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m.m1_i2= did;
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m.m1_i3= sizeof(name);
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m.m1_p1= name;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_dev_name: can't talk to PCI", r);
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if (m.m_type == ENOENT)
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{
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printf("pci_dev_name: got no name\n");
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return NULL; /* No name for this device */
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}
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if (m.m_type != 0)
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panic("pci", "pci_dev_name: got bad reply from PCI", m.m_type);
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name[sizeof(name)-1]= '\0'; /* Make sure that the string is NUL
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* terminated.
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*/
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printf("pci_dev_name: got name %s\n", name);
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return name;
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}
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42
lib/syslib/pci_find_dev.c
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42
lib/syslib/pci_find_dev.c
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@ -0,0 +1,42 @@
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/*
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pci_find_dev.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_find_dev *
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*===========================================================================*/
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PUBLIC int pci_find_dev(bus, dev, func, devindp)
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u8_t bus;
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u8_t dev;
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u8_t func;
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int *devindp;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_FIND_DEV;
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m.m1_i1= bus;
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m.m1_i2= dev;
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m.m1_i3= func;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_find_dev: can't talk to PCI", r);
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if (m.m_type == 1)
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{
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*devindp= m.m1_i1;
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printf("pci_find_dev: got device %d for %d.%d.%d\n",
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*devindp, bus, dev, func);
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return 1;
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}
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if (m.m_type != 0)
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panic("pci", "pci_find_dev: got bad reply from PCI", m.m_type);
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printf("pci_find_dev: got nothing\n");
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return 0;
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}
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37
lib/syslib/pci_first_dev.c
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37
lib/syslib/pci_first_dev.c
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@ -0,0 +1,37 @@
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/*
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pci_first_dev.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_first_dev *
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*===========================================================================*/
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PUBLIC int pci_first_dev(devindp, vidp, didp)
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int *devindp;
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u16_t *vidp;
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u16_t *didp;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_FIRST_DEV;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_first_dev: can't talk to PCI", r);
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if (m.m_type == 1)
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{
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*devindp= m.m1_i1;
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*vidp= m.m1_i2;
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*didp= m.m1_i3;
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printf("pci_first_dev: got device %d, %04x/%04x\n",
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*devindp, *vidp, *didp);
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return 1;
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}
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if (m.m_type != 0)
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panic("pci", "pci_first_dev: got bad reply from PCI", m.m_type);
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printf("pci_first_dev: got nothing\n");
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return 0;
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}
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32
lib/syslib/pci_ids.c
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32
lib/syslib/pci_ids.c
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/*
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pci_ids.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_ids *
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*===========================================================================*/
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PUBLIC void pci_ids(devind, vidp, didp)
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int devind;
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u16_t *vidp;
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u16_t *didp;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_IDS;
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m.m1_i1= devind;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_ids: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_ids: got bad reply from PCI", m.m_type);
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*vidp= m.m1_i1;
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*didp= m.m1_i2;
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printf("pci_ids: %04x/%04x\n", *vidp, *didp);
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}
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23
lib/syslib/pci_init.c
Normal file
23
lib/syslib/pci_init.c
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@ -0,0 +1,23 @@
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/*
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pci_init.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_init *
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*===========================================================================*/
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PUBLIC void pci_init()
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_INIT;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_init: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_init: got bad reply from PCI", m.m_type);
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}
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43
lib/syslib/pci_next_dev.c
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43
lib/syslib/pci_next_dev.c
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@ -0,0 +1,43 @@
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/*
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pci_next_dev.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_next_dev *
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*===========================================================================*/
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PUBLIC int pci_next_dev(devindp, vidp, didp)
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int *devindp;
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u16_t *vidp;
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u16_t *didp;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_NEXT_DEV;
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m.m1_i1= *devindp;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_next_dev: can't talk to PCI", r);
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if (m.m_type == 1)
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{
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*devindp= m.m1_i1;
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*vidp= m.m1_i2;
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*didp= m.m1_i3;
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#if 0
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printf("pci_next_dev: got device %d, %04x/%04x\n",
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*devindp, *vidp, *didp);
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#endif
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return 1;
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}
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if (m.m_type != 0)
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panic("pci", "pci_next_dev: got bad reply from PCI", m.m_type);
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printf("pci_next_dev: got nothing\n");
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return 0;
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}
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27
lib/syslib/pci_reserve.c
Normal file
27
lib/syslib/pci_reserve.c
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@ -0,0 +1,27 @@
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/*
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pci_reserve.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_reserve *
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*===========================================================================*/
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PUBLIC void pci_reserve(devind)
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int devind;
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{
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int r;
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message m;
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m.m_type= BUSC_PCI_RESERVE;
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m.m1_i1= devind;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_reserve: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_reserve: got bad reply from PCI", m.m_type);
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}
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38
lib/syslib/pci_slot_name.c
Normal file
38
lib/syslib/pci_slot_name.c
Normal file
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/*
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pci_slot_name.c
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*/
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#include "syslib.h"
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_slot_name *
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*===========================================================================*/
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PUBLIC char *pci_slot_name(devind)
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int devind;
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{
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static char name[80]; /* We need a better interface for this */
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int r;
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message m;
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m.m_type= BUSC_PCI_SLOT_NAME;
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m.m1_i1= devind;
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m.m1_i2= sizeof(name);
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m.m1_p1= name;
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r= sendrec(PCI_PROC_NR, &m);
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if (r != 0)
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panic("pci", "pci_slot_name: can't talk to PCI", r);
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if (m.m_type != 0)
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panic("pci", "pci_slot_name: got bad reply from PCI", m.m_type);
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name[sizeof(name)-1]= '\0'; /* Make sure that the string is NUL
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* terminated.
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*/
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printf("pci_slot_name: got name %s\n", name);
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return name;
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}
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