diff options
| -rw-r--r-- | arch/sparc/include/asm/cpu_type.h | 4 | ||||
| -rw-r--r-- | arch/sparc/include/asm/elf_32.h | 5 | ||||
| -rw-r--r-- | arch/sparc/kernel/process_32.c | 32 | ||||
| -rw-r--r-- | arch/sparc/kernel/sys_sparc_32.c | 11 | ||||
| -rw-r--r-- | arch/sparc/mm/btfixup.c | 15 | ||||
| -rw-r--r-- | arch/sparc/mm/fault_32.c | 2 |
6 files changed, 8 insertions, 61 deletions
diff --git a/arch/sparc/include/asm/cpu_type.h b/arch/sparc/include/asm/cpu_type.h index 4ca184d95d82..73a44dda1b07 100644 --- a/arch/sparc/include/asm/cpu_type.h +++ b/arch/sparc/include/asm/cpu_type.h @@ -19,16 +19,12 @@ enum sparc_cpu { #ifdef CONFIG_SPARC32 extern enum sparc_cpu sparc_cpu_model; -#define ARCH_SUN4C (sparc_cpu_model==sun4c) - #define SUN4M_NCPUS 4 /* Architectural limit of sun4m. */ #else #define sparc_cpu_model sun4u -/* This cannot ever be a sun4c :) That's just history. */ -#define ARCH_SUN4C 0 #endif #endif /* __ASM_CPU_TYPE_H */ diff --git a/arch/sparc/include/asm/elf_32.h b/arch/sparc/include/asm/elf_32.h index 4269ca6ad18a..b5beb114d229 100644 --- a/arch/sparc/include/asm/elf_32.h +++ b/arch/sparc/include/asm/elf_32.h @@ -118,11 +118,10 @@ typedef struct { instruction set this cpu supports. This can NOT be done in userspace on Sparc. */ -/* Sun4c has none of the capabilities, most sun4m's have them all. +/* Most sun4m's have them all. * XXX This is gross, set some global variable at boot time. -DaveM */ -#define ELF_HWCAP ((ARCH_SUN4C) ? 0 : \ - (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \ +#define ELF_HWCAP ((HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \ HWCAP_SPARC_SWAP | \ ((srmmu_modtype != Cypress && \ srmmu_modtype != Cypress_vE && \ diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index de81e21cbf68..d8e973dab076 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -67,8 +67,6 @@ struct thread_info *current_set[NR_CPUS]; #ifndef CONFIG_SMP -#define SUN4C_FAULT_HIGH 100 - /* * the idle loop on a Sparc... ;) */ @@ -76,36 +74,6 @@ void cpu_idle(void) { /* endless idle loop with no priority at all */ for (;;) { - if (ARCH_SUN4C) { - static int count = HZ; - static unsigned long last_jiffies; - static unsigned long last_faults; - static unsigned long fps; - unsigned long now; - unsigned long faults; - - extern unsigned long sun4c_kernel_faults; - extern void sun4c_grow_kernel_ring(void); - - local_irq_disable(); - now = jiffies; - count -= (now - last_jiffies); - last_jiffies = now; - if (count < 0) { - count += HZ; - faults = sun4c_kernel_faults; - fps = (fps + (faults - last_faults)) >> 1; - last_faults = faults; -#if 0 - printk("kernel faults / second = %ld\n", fps); -#endif - if (fps >= SUN4C_FAULT_HIGH) { - /*sun4c_grow_kernel_ring();*/ - } - } - local_irq_enable(); - } - if (pm_idle) { while (!need_resched()) (*pm_idle)(); diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c index 42b282fa6112..627e89af1d71 100644 --- a/arch/sparc/kernel/sys_sparc_32.c +++ b/arch/sparc/kernel/sys_sparc_32.c @@ -53,8 +53,6 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi /* See asm-sparc/uaccess.h */ if (len > TASK_SIZE - PAGE_SIZE) return -ENOMEM; - if (ARCH_SUN4C && len > 0x20000000) - return -ENOMEM; if (!addr) addr = TASK_UNMAPPED_BASE; @@ -65,10 +63,6 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi for (vmm = find_vma(current->mm, addr); ; vmm = vmm->vm_next) { /* At this point: (!vmm || addr < vmm->vm_end). */ - if (ARCH_SUN4C && addr < 0xe0000000 && 0x20000000 - len < addr) { - addr = PAGE_OFFSET; - vmm = find_vma(current->mm, PAGE_OFFSET); - } if (TASK_SIZE - PAGE_SIZE - len < addr) return -ENOMEM; if (!vmm || addr + len <= vmm->vm_start) @@ -99,11 +93,6 @@ out: int sparc_mmap_check(unsigned long addr, unsigned long len) { - if (ARCH_SUN4C && - (len > 0x20000000 || - (addr < 0xe0000000 && addr + len > 0x20000000))) - return -EINVAL; - /* See asm-sparc/uaccess.h */ if (len > TASK_SIZE - PAGE_SIZE || addr + len > TASK_SIZE - PAGE_SIZE) return -EINVAL; diff --git a/arch/sparc/mm/btfixup.c b/arch/sparc/mm/btfixup.c index 09d6af22db2d..1b7aa565497e 100644 --- a/arch/sparc/mm/btfixup.c +++ b/arch/sparc/mm/btfixup.c @@ -19,7 +19,6 @@ extern char *srmmu_name; static char version[] __initdata = "Boot time fixup v1.6. 4/Mar/98 Jakub Jelinek (jj@ultra.linux.cz). Patching kernel for "; -static char str_sun4c[] __initdata = "sun4c\n"; static char str_srmmu[] __initdata = "srmmu[%s]/"; static char str_iommu[] __initdata = "iommu\n"; static char str_iounit[] __initdata = "io-unit\n"; @@ -81,15 +80,11 @@ void __init btfixup(void) if (!visited) { visited++; printk(version); - if (ARCH_SUN4C) - printk(str_sun4c); - else { - printk(str_srmmu, srmmu_name); - if (sparc_cpu_model == sun4d) - printk(str_iounit); - else - printk(str_iommu); - } + printk(str_srmmu, srmmu_name); + if (sparc_cpu_model == sun4d) + printk(str_iounit); + else + printk(str_iommu); } for (p = ___btfixup_start; p < ___btfixup_end; ) { count = p[2]; diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index 734812105266..a0f4db9d3a4f 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -235,7 +235,7 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write, * nothing more. */ code = SEGV_MAPERR; - if (!ARCH_SUN4C && address >= TASK_SIZE) + if (address >= TASK_SIZE) goto vmalloc_fault; /* |
