From 571886b2a52395f030d439c6259663a033e11e6a Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Mon, 10 Jun 2013 06:41:02 +0000 Subject: [PATCH] MIPS: Netlogic: Initialization when !CONFIG_SMP 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 Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5428/ Signed-off-by: Ralf Baechle --- arch/mips/netlogic/common/Makefile | 3 ++- arch/mips/netlogic/common/smp.c | 6 ------ arch/mips/netlogic/xlp/setup.c | 8 ++++++++ arch/mips/netlogic/xlp/wakeup.c | 1 - arch/mips/netlogic/xlr/setup.c | 6 ++++++ 5 files changed, 16 insertions(+), 8 deletions(-) diff --git a/arch/mips/netlogic/common/Makefile b/arch/mips/netlogic/common/Makefile index a396a39ec491..362739d62b1d 100644 --- a/arch/mips/netlogic/common/Makefile +++ b/arch/mips/netlogic/common/Makefile @@ -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 diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c index ffba52489bef..da3d3bc02c20 100644 --- a/arch/mips/netlogic/common/smp.c +++ b/arch/mips/netlogic/common/smp.c @@ -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); diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index 7b6694998cdc..5bdd354fef48 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -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(); diff --git a/arch/mips/netlogic/xlp/wakeup.c b/arch/mips/netlogic/xlp/wakeup.c index 1a7d529fcec0..abb3e08cc052 100644 --- a/arch/mips/netlogic/xlp/wakeup.c +++ b/arch/mips/netlogic/xlp/wakeup.c @@ -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 */ diff --git a/arch/mips/netlogic/xlr/setup.c b/arch/mips/netlogic/xlr/setup.c index 89c8c1066632..7e27f8591867 100644 --- a/arch/mips/netlogic/xlr/setup.c +++ b/arch/mips/netlogic/xlr/setup.c @@ -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();