patch-2.4.19 linux-2.4.19/arch/mips/mm/loadmmu.c

• Lines: 125
• Date: Fri Aug 2 17:39:43 2002
• Orig file: linux-2.4.18/arch/mips/mm/loadmmu.c
• Orig date: Sun Sep 9 10:43:02 2001

diff -urN linux-2.4.18/arch/mips/mm/loadmmu.c linux-2.4.19/arch/mips/mm/loadmmu.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
+#include <linux/module.h>
 
 #include <asm/bootinfo.h>
 #include <asm/cpu.h>
@@ -29,17 +30,30 @@
 			  unsigned long end);
 void (*_flush_cache_page)(struct vm_area_struct *vma, unsigned long page);
 void (*_flush_cache_sigtramp)(unsigned long addr);
-void (*_flush_page_to_ram)(struct page * page);
 void (*_flush_icache_range)(unsigned long start, unsigned long end);
 void (*_flush_icache_page)(struct vm_area_struct *vma, struct page *page);
 
+void (*_flush_page_to_ram)(struct page * page);
+void (*_flush_icache_all)(void);
+
+#ifdef CONFIG_NONCOHERENT_IO
+
 /* DMA cache operations. */
 void (*_dma_cache_wback_inv)(unsigned long start, unsigned long size);
 void (*_dma_cache_wback)(unsigned long start, unsigned long size);
 void (*_dma_cache_inv)(unsigned long start, unsigned long size);
 
+EXPORT_SYMBOL(_dma_cache_wback_inv);
+EXPORT_SYMBOL(_dma_cache_wback);
+EXPORT_SYMBOL(_dma_cache_inv);
+
+#endif /* CONFIG_NONCOHERENT_IO */
+
+
 extern void ld_mmu_r23000(void);
 extern void ld_mmu_r4xx0(void);
+extern void ld_mmu_tx39(void);
+extern void ld_mmu_tx49(void);
 extern void ld_mmu_r5432(void);
 extern void ld_mmu_r6000(void);
 extern void ld_mmu_rm7k(void);
@@ -47,53 +61,72 @@
 extern void ld_mmu_andes(void);
 extern void ld_mmu_sb1(void);
 extern void ld_mmu_mips32(void);
+extern void r3k_tlb_init(void);
+extern void r4k_tlb_init(void);
+extern void sb1_tlb_init(void);
 
 void __init loadmmu(void)
 {
-
 	if (mips_cpu.options & MIPS_CPU_4KTLB) {
 #if defined(CONFIG_CPU_R4X00) || defined(CONFIG_CPU_VR41XX) || \
     defined(CONFIG_CPU_R4300) || defined(CONFIG_CPU_R5000) || \
     defined(CONFIG_CPU_NEVADA)
-		printk("Loading R4000 MMU routines.\n");
 		ld_mmu_r4xx0();
+		r4k_tlb_init();
 #endif
 #if defined(CONFIG_CPU_RM7000)
-               printk("Loading RM7000 MMU routines.\n");
-               ld_mmu_rm7k();
+		ld_mmu_rm7k();
+		r4k_tlb_init();
 #endif
-#if defined(CONFIG_CPU_R5432)
-		printk("Loading R5432 MMU routines.\n");
+#if defined(CONFIG_CPU_R5432) || defined(CONFIG_CPU_R5500)
 		ld_mmu_r5432();
+		r4k_tlb_init();
+#endif
+#if defined(CONFIG_CPU_TX49XX)
+		ld_mmu_tx49();
+		r4k_tlb_init();
 #endif
 
 #if defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64)
-		printk("Loading MIPS32 MMU routines.\n");
 		ld_mmu_mips32();
+		r4k_tlb_init();
 #endif
 	} else switch(mips_cpu.cputype) {
 #ifdef CONFIG_CPU_R3000
 	case CPU_R2000:
 	case CPU_R3000:
 	case CPU_R3000A:
+	case CPU_R3081E:
+		ld_mmu_r23000();
+		r3k_tlb_init();
+		break;
 	case CPU_TX3912:
 	case CPU_TX3922:
 	case CPU_TX3927:
-	case CPU_R3081E:
-		printk("Loading R[23]000 MMU routines.\n");
-		ld_mmu_r23000();
+	case CPU_TX39XX:
+		ld_mmu_tx39();
+		r3k_tlb_init();
+		break;
+#endif
+#ifdef CONFIG_CPU_TX39XX
+	case CPU_TX3912:
+	case CPU_TX3922:
+	case CPU_TX3927:
+	case CPU_TX39XX:
+		ld_mmu_tx39();
+		r3k_tlb_init();
 		break;
 #endif
 #ifdef CONFIG_CPU_R10000
 	case CPU_R10000:
-		printk("Loading R10000 MMU routines.\n");
 		ld_mmu_andes();
+		r4k_tlb_init();
 		break;
 #endif
 #ifdef CONFIG_CPU_SB1
 	case CPU_SB1:
-		printk("Loading SB1 MMU routines.\n");
 		ld_mmu_sb1();
+		sb1_tlb_init();
 		break;
 #endif
 	default: