diff options
Diffstat (limited to 'arch/powerpc/platforms/cell')
| -rw-r--r-- | arch/powerpc/platforms/cell/Kconfig | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/setup.c | 16 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spu_base.c | 8 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/file.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/switch.c | 6 |
5 files changed, 24 insertions, 18 deletions
diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig index 352bbbacde9a..0c8c7b6ab897 100644 --- a/arch/powerpc/platforms/cell/Kconfig +++ b/arch/powerpc/platforms/cell/Kconfig @@ -6,6 +6,7 @@ config SPU_FS default m depends on PPC_CELL select SPU_BASE + select MEMORY_HOTPLUG help The SPU file system is used to access Synergistic Processing Units on machines implementing the Broadband Processor @@ -18,7 +19,6 @@ config SPU_BASE config SPUFS_MMAP bool depends on SPU_FS && SPARSEMEM - select MEMORY_HOTPLUG default y config CBE_RAS diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c index 3d1831d331e5..00d112f92272 100644 --- a/arch/powerpc/platforms/cell/setup.c +++ b/arch/powerpc/platforms/cell/setup.c @@ -125,8 +125,6 @@ static void __init cell_init_early(void) { DBG(" -> cell_init_early()\n"); - hpte_init_native(); - cell_init_iommu(); ppc64_interrupt_controller = IC_CELL_PIC; @@ -139,11 +137,17 @@ static int __init cell_probe(void) { unsigned long root = of_get_flat_dt_root(); - if (of_flat_dt_is_compatible(root, "IBM,CBEA") || - of_flat_dt_is_compatible(root, "IBM,CPBW-1.0")) - return 1; + if (!of_flat_dt_is_compatible(root, "IBM,CBEA") && + !of_flat_dt_is_compatible(root, "IBM,CPBW-1.0")) + return 0; + +#ifdef CONFIG_UDBG_RTAS_CONSOLE + udbg_init_rtas_console(); +#endif + + hpte_init_native(); - return 0; + return 1; } /* diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c index db82f503ba2c..b306723abb87 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -168,12 +168,12 @@ spu_irq_class_0_bottom(struct spu *spu) stat &= mask; - if (stat & 1) /* invalid MFC DMA */ - __spu_trap_invalid_dma(spu); - - if (stat & 2) /* invalid DMA alignment */ + if (stat & 1) /* invalid DMA alignment */ __spu_trap_dma_align(spu); + if (stat & 2) /* invalid MFC DMA */ + __spu_trap_invalid_dma(spu); + if (stat & 4) /* error on SPU */ __spu_trap_error(spu); diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 7854a380dce2..58e794f9da1b 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -204,7 +204,7 @@ static int spufs_cntl_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_cntl_mmap_vmops; return 0; @@ -675,7 +675,7 @@ static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_signal1_mmap_vmops; return 0; @@ -762,7 +762,7 @@ static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma) /* FIXME: */ vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_signal2_mmap_vmops; return 0; @@ -850,7 +850,7 @@ static int spufs_mss_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_mss_mmap_vmops; return 0; @@ -899,7 +899,7 @@ static int spufs_mfc_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_mfc_mmap_vmops; return 0; diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c index a656d810a44a..c7fea2cca534 100644 --- a/arch/powerpc/platforms/cell/spufs/switch.c +++ b/arch/powerpc/platforms/cell/spufs/switch.c @@ -464,7 +464,8 @@ static inline void wait_purge_complete(struct spu_state *csa, struct spu *spu) * Poll MFC_CNTL[Ps] until value '11' is read * (purge complete). */ - POLL_WHILE_FALSE(in_be64(&priv2->mfc_control_RW) & + POLL_WHILE_FALSE((in_be64(&priv2->mfc_control_RW) & + MFC_CNTL_PURGE_DMA_STATUS_MASK) == MFC_CNTL_PURGE_DMA_COMPLETE); } @@ -1028,7 +1029,8 @@ static inline void wait_suspend_mfc_complete(struct spu_state *csa, * Restore, Step 47. * Poll MFC_CNTL[Ss] until 11 is returned. */ - POLL_WHILE_FALSE(in_be64(&priv2->mfc_control_RW) & + POLL_WHILE_FALSE((in_be64(&priv2->mfc_control_RW) & + MFC_CNTL_SUSPEND_DMA_STATUS_MASK) == MFC_CNTL_SUSPEND_COMPLETE); } |