void plat_boot(void){
int i;
for(i=0;init[i];i++){
init[i]();
}
init_sys_mmu();
start_mmu();
test_mmu();
test_printk();
// timer_init();
init_page_map();
kmalloc_init();
char *p1,*p2,*p3,*p4;
p1=kmalloc(127);
printk("the first alloced address is %x\n",p1);
p2=kmalloc(124);
printk("the second alloced address is %x\n",p2);
kfree(p1);
kfree(p2);
p3=kmalloc(119);
printk("the third alloced address is %x\n",p3);
p4=kmalloc(512);
printk("the forth alloced address is %x\n",p4);
while(1);
}
void plat_boot(void) {
int i;
for(i=0; init[i]; i++) {
init[i]();
}
init_sys_mmu();
start_mmu();
// timer_init();
init_page_map();
kmalloc_init();
ramdisk_driver_init();
romfs_init();
struct inode *node;
char buf[128];
node=fs_type[ROMFS]->namei(fs_type[ROMFS],"number.txt");
fs_type[ROMFS]->device->dout(fs_type[ROMFS]->device,buf,fs_type[ROMFS]->get_daddr(node),node->dsize);
for(i=0; i<sizeof(buf); i++) {
printk("%c ",buf[i]);
}
while(1);
}
void plat_boot(void){
int i;
for(i=0;init[i];i++){
init[i]();
}
init_sys_mmu();
start_mmu();
// timer_init();
init_page_map();
kmalloc_init();
ramdisk_driver_init();
romfs_init();
struct inode *node;
char *buf=(char *)0x30100000;
if((node=fs_type[ROMFS]->namei(fs_type[ROMFS],"main.bin"))==(void *)0){
printk("inode read eror\n");
goto HALT;
}
if(fs_type[ROMFS]->device->dout(fs_type[ROMFS]->device,buf,fs_type[ROMFS]->get_daddr(node),node->dsize)){
printk("dout error\n");
goto HALT;
}
exec(buf);
HALT:
while(1);
}
void plat_boot(void) {
int i;
for (i=0; init[i]; i++) {
init[i]();
}
init_sys_mmu();
start_mmu();
// timer_init();
init_page_map();
kmalloc_init();
ramdisk_driver_init();
romfs_init();
struct inode *node;
struct elf32_phdr *phdr;
struct elf32_ehdr *ehdr;
int phnum, pos, dpos;
char *buf;
if ((buf = (char *)kmalloc(1024)) == (void *)0) {
printk("get free pages error\n");
goto HALT;
}
if ((node = fs_type[ROMFS]->namei(fs_type[ROMFS], "main")) == (void *)0) {
printk("inode read error\n");
goto HALT;
}
if (fs_type[ROMFS]->device->dout(fs_type[ROMFS]->device, buf, \
fs_type[ROMFS]->get_daddr(node), node->dsize)) {
printk("dount error\n");
goto HALT;
}
ehdr = (struct elf32_ehdr *)buf;
phdr = (struct elf32_phdr *)((char *)buf+ehdr->e_phoff);
for (i = 0; i< ehdr->e_phnum; i++) {
if (CHECK_PT_TYPE_LOAD(phdr)) {
if (fs_type[ROMFS]->device->dout(fs_type[ROMFS]->device,\
(char *)phdr->p_vaddr, \
fs_type[ROMFS]->get_daddr(node) + \
phdr->p_offset, phdr->p_filesz) < 0) {
printk("dout error\n");
goto HALT;
}
}
phdr++;
}
exec(ehdr->e_entry);
HALT:
while (1);
}
void plat_boot(void) {
int i;
for (i=0; init[i]; i++) {
init[i]();
}
init_sys_mmu();
start_mmu();
task_init();
timer_init();
init_page_map();
kmalloc_init();
ramdisk_driver_init();
romfs_init();
i = do_fork(test_process, (void *)0x1);
i = do_fork(test_process, (void *)0x2);
while (1) {
delay ();
printk("this is the original process\n");
}
}
void plat_boot(void){
int i;
for(i=0;init[i];i++){
init[i]();
}
init_sys_mmu();
start_mmu();
test_mmu();
test_printk();
// timer_init();
init_page_map();
char *p1,*p2,*p3,*p4;
p1=(char *)get_free_pages(0,6);
printk("the return address of get_free_pages %x\n",p1);
p2=(char *)get_free_pages(0,6);
printk("the return address of get_free_pages %x\n",p2);
put_free_pages(p2,6);
put_free_pages(p1,6);
p3=(char *)get_free_pages(0,7);
printk("the return address of get_free_pages %x\n",p3);
p4=(char *)get_free_pages(0,7);
printk("the return address of get_free_pages %x\n",p4);
while(1);
}
