korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-17 17:24:17 +08:00
Code Issues Packages Projects Releases Wiki Activity

MIPS: Netlogic: Initialization when !CONFIG_SMP

Browse Source 
The core initialization and reset vector setup needs to be done
even when booting uniprocessor. Move this code from smp.c to setup.c

Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5428/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Jayachandran C 2013-06-10 06:41:02 +00:00 committed by Ralf Baechle
parent 9584c55a5c
commit 571886b2a5
5 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/mips/netlogic/common/Makefile
View File

@ -1,4 +1,5 @@
obj-y += irq.o time.o
obj-y += nlm-dma.o
obj-$(CONFIG_SMP) += smp.o smpboot.o reset.o
obj-y += reset.o
obj-$(CONFIG_SMP) += smp.o smpboot.o
obj-$(CONFIG_EARLY_PRINTK) += earlycons.o

6
arch/mips/netlogic/common/smp.c
View File

@ -254,15 +254,9 @@ unsupp:
int __cpuinit nlm_wakeup_secondary_cpus(void)
{
unsigned long reset_vec;
char *reset_data;
int threadmode;
/* Update reset entry point with CPU init code */
reset_vec = CKSEG1ADDR(RESET_VEC_PHYS);
memcpy((void *)reset_vec, (void *)nlm_reset_entry,
(nlm_reset_entry_end - nlm_reset_entry));
/* verify the mask and setup core config variables */
threadmode = nlm_parse_cpumask(&nlm_cpumask);

8
arch/mips/netlogic/xlp/setup.c
View File

@ -98,11 +98,19 @@ void nlm_percpu_init(int hwcpuid)
void __init prom_init(void)
{
void *reset_vec;
nlm_io_base = CKSEG1ADDR(XLP_DEFAULT_IO_BASE);
nlm_init_boot_cpu();
xlp_mmu_init();
nlm_node_init(0);
xlp_dt_init((void *)(long)fw_arg0);
/* Update reset entry point with CPU init code */
reset_vec = (void *)CKSEG1ADDR(RESET_VEC_PHYS);
memcpy(reset_vec, (void *)nlm_reset_entry,
(nlm_reset_entry_end - nlm_reset_entry));
#ifdef CONFIG_SMP
cpumask_setall(&nlm_cpumask);
nlm_wakeup_secondary_cpus();

1
arch/mips/netlogic/xlp/wakeup.c
View File

@ -137,7 +137,6 @@ void xlp_wakeup_secondary_cpus()
* In case of u-boot, the secondaries are in reset
* first wakeup core 0 threads
*/
nlm_init_boot_cpu();
xlp_boot_core0_siblings();
/* now get other cores out of reset */

6
arch/mips/netlogic/xlr/setup.c
View File

@ -196,6 +196,7 @@ void __init prom_init(void)
{
int *argv, *envp; /* passed as 32 bit ptrs */
struct psb_info *prom_infop;
void *reset_vec;
#ifdef CONFIG_SMP
int i;
#endif
@ -208,6 +209,11 @@ void __init prom_init(void)
nlm_prom_info = *prom_infop;
nlm_init_node();
/* Update reset entry point with CPU init code */
reset_vec = (void *)CKSEG1ADDR(RESET_VEC_PHYS);
memcpy(reset_vec, (void *)nlm_reset_entry,
(nlm_reset_entry_end - nlm_reset_entry));
nlm_early_serial_setup();
build_arcs_cmdline(argv);
prom_add_memory();