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Implemented load_kernel(), load_modules() now traverses the

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/boot/beos/system/add-ons/boot directory for boot modules (it
currently only prints out all the modules found).
Not yet tested!


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5049 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2003-10-16 18:02:36 +00:00
parent 21a3fff594
commit 384be72972
1 changed files with 39 additions and 6 deletions
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45
src/kernel/boot/loader/loader.cpp
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@ -5,6 +5,7 @@
#include "loader.h"
#include "elf.h"
#include <OS.h>
#include <boot/stage2.h>
@ -19,6 +20,11 @@
#endif
#define KERNEL_IMAGE "kernel_" BOOT_ARCH
#define KERNEL_PATH "beos/system/" KERNEL_IMAGE
// temp. VFS API
extern Node *get_node_from(int fd);
bool
@ -28,7 +34,7 @@ is_bootable(Directory *volume)
return false;
// check for the existance of a kernel (for our platform)
int fd = open_from(volume, "beos/system/" KERNEL_IMAGE, O_RDONLY);
int fd = open_from(volume, KERNEL_PATH, O_RDONLY);
if (fd < B_OK)
return false;
@ -41,21 +47,29 @@ is_bootable(Directory *volume)
status_t
load_kernel(stage2_args *args, Directory *volume)
{
if (!is_bootable(volume))
return B_ENTRY_NOT_FOUND;
int fd = open_from(volume, KERNEL_PATH, O_RDONLY);
if (fd < B_OK)
return fd;
puts("load kernel...");
// ToDo: really load that thing :)
preloaded_image image;
status_t status = elf_load_image(fd, &image);
void *cookie;
close(fd);
if (status < B_OK)
return status;
puts("kernel loaded successfully");
/* void *cookie;
if (volume->Open(&cookie, O_RDONLY) == B_OK) {
char name[B_FILE_NAME_LENGTH];
while (volume->GetNextEntry(cookie, name, sizeof(name)) == B_OK)
printf("\t%s\n", name);
volume->Close(cookie);
}
}*/
return B_OK;
}
@ -63,6 +77,25 @@ load_kernel(stage2_args *args, Directory *volume)
status_t
load_modules(stage2_args *args, Directory *volume)
{
// we don't have readdir() & co. yet...
int fd = open_from(volume, "beos/system/add-ons/boot", O_RDONLY);
if (fd < B_OK)
return fd;
Directory *modules = (Directory *)get_node_from(fd);
if (modules == NULL)
return B_ENTRY_NOT_FOUND;
void *cookie;
if (modules->Open(&cookie, O_RDONLY) == B_OK) {
char name[B_FILE_NAME_LENGTH];
while (modules->GetNextEntry(cookie, name, sizeof(name)) == B_OK)
printf("\t%s\n", name);
modules->Close(cookie);
}
return B_OK;
}