diff options
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/cpu_setup_fsl_booke.S | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/cputable.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/epapr_paravirt.c | 28 | ||||
| -rw-r--r-- | arch/powerpc/kernel/setup_32.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/kernel/setup_64.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/kernel/swsusp_booke.S | 8 | ||||
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 3 |
7 files changed, 35 insertions, 15 deletions
diff --git a/arch/powerpc/kernel/cpu_setup_fsl_booke.S b/arch/powerpc/kernel/cpu_setup_fsl_booke.S index 0b9af015bedc..bfb18c7290b7 100644 --- a/arch/powerpc/kernel/cpu_setup_fsl_booke.S +++ b/arch/powerpc/kernel/cpu_setup_fsl_booke.S @@ -75,7 +75,7 @@ _GLOBAL(__setup_cpu_e500v2) bl __e500_icache_setup bl __e500_dcache_setup bl __setup_e500_ivors -#ifdef CONFIG_FSL_RIO +#if defined(CONFIG_FSL_RIO) || defined(CONFIG_FSL_PCI) /* Ensure that RFXE is set */ mfspr r3,SPRN_HID1 oris r3,r3,HID1_RFXE@h diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 22973a74df73..597d954e5860 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -2105,7 +2105,7 @@ static struct cpu_spec __initdata cpu_specs[] = { MMU_FTR_USE_TLBILX, .icache_bsize = 64, .dcache_bsize = 64, - .num_pmcs = 4, + .num_pmcs = 6, .oprofile_cpu_type = "ppc/e6500", .oprofile_type = PPC_OPROFILE_FSL_EMB, .cpu_setup = __setup_cpu_e6500, diff --git a/arch/powerpc/kernel/epapr_paravirt.c b/arch/powerpc/kernel/epapr_paravirt.c index d44a571e45a7..6300c13bbde4 100644 --- a/arch/powerpc/kernel/epapr_paravirt.c +++ b/arch/powerpc/kernel/epapr_paravirt.c @@ -30,22 +30,20 @@ extern u32 epapr_ev_idle_start[]; bool epapr_paravirt_enabled; -static int __init epapr_paravirt_init(void) +static int __init early_init_dt_scan_epapr(unsigned long node, + const char *uname, + int depth, void *data) { - struct device_node *hyper_node; const u32 *insts; - int len, i; + unsigned long len; + int i; - hyper_node = of_find_node_by_path("/hypervisor"); - if (!hyper_node) - return -ENODEV; - - insts = of_get_property(hyper_node, "hcall-instructions", &len); + insts = of_get_flat_dt_prop(node, "hcall-instructions", &len); if (!insts) - return -ENODEV; + return 0; if (len % 4 || len > (4 * 4)) - return -ENODEV; + return -1; for (i = 0; i < (len / 4); i++) { patch_instruction(epapr_hypercall_start + i, insts[i]); @@ -55,13 +53,19 @@ static int __init epapr_paravirt_init(void) } #if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) - if (of_get_property(hyper_node, "has-idle", NULL)) + if (of_get_flat_dt_prop(node, "has-idle", NULL)) ppc_md.power_save = epapr_ev_idle; #endif epapr_paravirt_enabled = true; + return 1; +} + +int __init epapr_paravirt_early_init(void) +{ + of_scan_flat_dt(early_init_dt_scan_epapr, NULL); + return 0; } -early_initcall(epapr_paravirt_init); diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index a8f54ecb091f..a4bbcae72578 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -38,6 +38,7 @@ #include <asm/serial.h> #include <asm/udbg.h> #include <asm/mmu_context.h> +#include <asm/epapr_hcalls.h> #include "setup.h" @@ -128,6 +129,8 @@ notrace void __init machine_init(u64 dt_ptr) /* Do some early initialization based on the flat device tree */ early_init_devtree(__va(dt_ptr)); + epapr_paravirt_early_init(); + early_init_mmu(); probe_machine(); @@ -326,5 +329,4 @@ void __init setup_arch(char **cmdline_p) /* Initialize the MMU context management stuff */ mmu_context_init(); - } diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 389fb8077cc9..f03770e0fc8d 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -66,6 +66,7 @@ #include <asm/code-patching.h> #include <asm/kvm_ppc.h> #include <asm/hugetlb.h> +#include <asm/epapr_hcalls.h> #include "setup.h" @@ -215,6 +216,8 @@ void __init early_setup(unsigned long dt_ptr) */ early_init_devtree(__va(dt_ptr)); + epapr_paravirt_early_init(); + /* Now we know the logical id of our boot cpu, setup the paca. */ setup_paca(&paca[boot_cpuid]); fixup_boot_paca(); diff --git a/arch/powerpc/kernel/swsusp_booke.S b/arch/powerpc/kernel/swsusp_booke.S index 11a39307dd71..0f204053e5b5 100644 --- a/arch/powerpc/kernel/swsusp_booke.S +++ b/arch/powerpc/kernel/swsusp_booke.S @@ -141,6 +141,14 @@ _GLOBAL(swsusp_arch_resume) lis r11,swsusp_save_area@h ori r11,r11,swsusp_save_area@l + /* + * Mappings from virtual addresses to physical addresses may be + * different than they were prior to restoring hibernation state. + * Invalidate the TLB so that the boot CPU is using the new + * mappings. + */ + bl _tlbil_all + lwz r4,SL_SPRG0(r11) mtsprg 0,r4 lwz r4,SL_SPRG1(r11) diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index bf33c22e38a4..f58eaf23e8f1 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -62,6 +62,7 @@ #include <asm/switch_to.h> #include <asm/tm.h> #include <asm/debug.h> +#include <sysdev/fsl_pci.h> #if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC) int (*__debugger)(struct pt_regs *regs) __read_mostly; @@ -567,6 +568,8 @@ int machine_check_e500(struct pt_regs *regs) if (reason & MCSR_BUS_RBERR) { if (fsl_rio_mcheck_exception(regs)) return 1; + if (fsl_pci_mcheck_exception(regs)) + return 1; } printk("Machine check in kernel mode.\n"); |