WebSVN – HelenOS – Diff – /trunk/kernel/generic/src/main/main.c



/*
 * These 'hardcoded' variables will be intialized by
 * the linker or the low level assembler code with
 * appropriate sizes and addresses.
 */
uintptr_t hardcoded_load_address = 0;   /**< Virtual address of where the kernel is loaded. */
size_t hardcoded_ktext_size = 0;    /**< Size of the kernel code in bytes. */
size_t hardcoded_kdata_size = 0;    /**< Size of the kernel data in bytes. */
 
void main_bsp(void);
void main_ap(void);

 * Assuming interrupts_disable().
 *
 */
void main_bsp(void)
{
    uintptr_t stackaddr;
 
    config.cpu_count = 1;
    config.cpu_active = 1;
   
    config.base = hardcoded_load_address;

    page_init();
    tlb_init();
    arch_post_mm_init();
 
    version_print();
    printf("%.*p: hardcoded_ktext_size=%zdK, hardcoded_kdata_size=%zdK\n", sizeof(uintptr_t) * 2, config.base, hardcoded_ktext_size >> 10, hardcoded_kdata_size >> 10);
 
    arch_pre_smp_init();
    smp_init();
   
    slab_enable_cpucache(); /* Slab must be initialized AFTER we know the number of processors */

    thread_init();
    futex_init();
    klog_init();
   
    for (i = 0; i < init.cnt; i++)
        printf("init[%zd].addr=%.*p, init[%zd].size=%zd\n", i, sizeof(uintptr_t) * 2, init.tasks[i].addr, i, init.tasks[i].size);
   
    ipc_init();
 
    /*
     * Create kernel task.

    /*
     * If we woke kmp up before we left the kernel stack, we could
     * collide with another CPU coming up. To prevent this, we
     * switch to this cpu's private stack prior to waking kmp up.
     */
    context_set(&CPU->saved_context, FADDR(main_ap_separated_stack), (uintptr_t) CPU->stack, CPU_STACK_SIZE);
    context_restore(&CPU->saved_context);
    /* not reached */
}
 
 

Rev 1757	Rev 1780
Line 99...	Line 99...
99	/*	99	/*
100	* These 'hardcoded' variables will be intialized by	100	* These 'hardcoded' variables will be intialized by
101	* the linker or the low level assembler code with	101	* the linker or the low level assembler code with
102	* appropriate sizes and addresses.	102	* appropriate sizes and addresses.
103	*/	103	*/
104	__address hardcoded_load_address = 0; /*< Virtual address of where the kernel is loaded. /	104	uintptr_t hardcoded_load_address = 0; /*< Virtual address of where the kernel is loaded. /
105	size_t hardcoded_ktext_size = 0; /*< Size of the kernel code in bytes. /	105	size_t hardcoded_ktext_size = 0; /*< Size of the kernel code in bytes. /
106	size_t hardcoded_kdata_size = 0; /*< Size of the kernel data in bytes. /	106	size_t hardcoded_kdata_size = 0; /*< Size of the kernel data in bytes. /
107		107
108	void main_bsp(void);	108	void main_bsp(void);
109	void main_ap(void);	109	void main_ap(void);
Line 130...	Line 130...
130	* Assuming interrupts_disable().	130	* Assuming interrupts_disable().
131	*	131	*
132	*/	132	*/
133	void main_bsp(void)	133	void main_bsp(void)
134	{	134	{
135	__address stackaddr;	135	uintptr_t stackaddr;
136		136
137	config.cpu_count = 1;	137	config.cpu_count = 1;
138	config.cpu_active = 1;	138	config.cpu_active = 1;
139		139
140	config.base = hardcoded_load_address;	140	config.base = hardcoded_load_address;
Line 200...	Line 200...
200	page_init();	200	page_init();
201	tlb_init();	201	tlb_init();
202	arch_post_mm_init();	202	arch_post_mm_init();
203		203
204	version_print();	204	version_print();
205	printf("%.p: hardcoded_ktext_size=%zdK, hardcoded_kdata_size=%zdK\n", sizeof(__address) 2, config.base, hardcoded_ktext_size >> 10, hardcoded_kdata_size >> 10);	205	printf("%.p: hardcoded_ktext_size=%zdK, hardcoded_kdata_size=%zdK\n", sizeof(uintptr_t) 2, config.base, hardcoded_ktext_size >> 10, hardcoded_kdata_size >> 10);
206		206
207	arch_pre_smp_init();	207	arch_pre_smp_init();
208	smp_init();	208	smp_init();
209		209
210	slab_enable_cpucache(); /* Slab must be initialized AFTER we know the number of processors */	210	slab_enable_cpucache(); /* Slab must be initialized AFTER we know the number of processors */
Line 221...	Line 221...
221	thread_init();	221	thread_init();
222	futex_init();	222	futex_init();
223	klog_init();	223	klog_init();
224		224
225	for (i = 0; i < init.cnt; i++)	225	for (i = 0; i < init.cnt; i++)
226	printf("init[%zd].addr=%.p, init[%zd].size=%zd\n", i, sizeof(__address) 2, init.tasks[i].addr, i, init.tasks[i].size);	226	printf("init[%zd].addr=%.p, init[%zd].size=%zd\n", i, sizeof(uintptr_t) 2, init.tasks[i].addr, i, init.tasks[i].size);
227		227
228	ipc_init();	228	ipc_init();
229		229
230	/*	230	/*
231	* Create kernel task.	231	* Create kernel task.
Line 295...	Line 295...
295	/*	295	/*
296	* If we woke kmp up before we left the kernel stack, we could	296	* If we woke kmp up before we left the kernel stack, we could
297	* collide with another CPU coming up. To prevent this, we	297	* collide with another CPU coming up. To prevent this, we
298	* switch to this cpu's private stack prior to waking kmp up.	298	* switch to this cpu's private stack prior to waking kmp up.
299	*/	299	*/
300	context_set(&CPU->saved_context, FADDR(main_ap_separated_stack), (__address) CPU->stack, CPU_STACK_SIZE);	300	context_set(&CPU->saved_context, FADDR(main_ap_separated_stack), (uintptr_t) CPU->stack, CPU_STACK_SIZE);
301	context_restore(&CPU->saved_context);	301	context_restore(&CPU->saved_context);
302	/* not reached */	302	/* not reached */
303	}	303	}
304		304
305		305

Subversion Repositories HelenOS

(root)/trunk/kernel/generic/src/main/main.c @ 2712 – Rev 1757 → 1780