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Added a get_pci_info() to pci_device_module_info. It was a bit too

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complicated to get a pci_info for a given pci_device before. The
function is not very efficiently implemented, but I didn't see how to
do that without more intrusive changes.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16267 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2006-02-07 02:15:53 +00:00
parent 0636c5df8b
commit 41f7459c23
3 changed files with 28 additions and 0 deletions
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3
headers/os/drivers/bus/PCI.h
View File

@ -110,6 +110,9 @@ typedef struct pci_device_module_info {
status_t (*allocate_ioports)( uint16 ioport_base, size_t len, const char *name );
status_t (*release_ioports)( uint16 ioport_base, size_t len );*/
status_t (*get_pci_info)(pci_device device, struct pci_info *info);
} pci_device_module_info;

2
src/add-ons/kernel/bus_managers/pci/pci.h
View File

@ -8,6 +8,8 @@
#ifndef __PCI_H__
#define __PCI_H__
#include <PCI.h>
#include "pci_controller.h"

23
src/add-ons/kernel/bus_managers/pci/pci_device.c
View File

@ -17,6 +17,7 @@
#include <string.h>
#include <stdio.h>
#include "pci.h"
#include "pci_priv.h"
@ -96,6 +97,26 @@ pci_device_ram_address(pci_device_info *device,
}
static status_t
pci_device_get_pci_info(pci_device device, struct pci_info *info)
{
int i;
if (device == NULL || info == NULL)
return B_BAD_VALUE;
// TODO: Implement more efficiently!
for (i = 0; pci_get_nth_pci_info(i, info) == B_OK; i++) {
if (device->bus == info->bus && device->device == info->device
&& device->function == info->function) {
return B_OK;
}
}
return B_ENTRY_NOT_FOUND;
}
static status_t
pci_device_init_driver(device_node_handle node, void *user_cookie, void **cookie)
{
@ -203,4 +224,6 @@ pci_device_module_info gPCIDeviceModule = {
pci_device_write_pci_config,
pci_device_ram_address,
pci_device_get_pci_info,
};