patch-1.3.4 linux/arch/sparc/mm/srmmuinv.c

• Lines: 169
• Date: Sat Jun 24 14:18:39 1995
• Orig file: v1.3.3/linux/arch/sparc/mm/srmmuinv.c
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.3/linux/arch/sparc/mm/srmmuinv.c linux/arch/sparc/mm/srmmuinv.c
@@ -0,0 +1,168 @@
+/* srmmuinv.c:  Invalidate routines for the various different
+ *              SRMMU implementations.
+ *
+ * Copyright (C) 1995 David S. Miller
+ */
+
+/* HyperSparc */
+hyper_invalidate(void)
+{
+	volatile unsigned int sfsr_clear;
+
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	/* Flush ICACHE */
+	flush_whole_icache();
+	sfsr_clear = srmmu_get_fstatus();
+	return;
+}
+
+hyper_invalidate_mp(void)
+{
+	volatile unsigned int sfsr_clear;
+
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	/* Flush ICACHE */
+	flush_whole_icache();
+
+	sfsr_clear = srmmu_get_fstatus();
+
+	/* Tell other CPUS to each call the Uniprocessor
+	 * invalidate routine.
+	 */
+
+	return;
+}
+
+/* Cypress */
+void
+cypress_invalidate(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	return;
+}
+
+void
+cypress_invalidate_mp(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	/* Tell other CPUS to call the UP version */
+
+	return;
+}
+
+void
+cypress_invalidate_asibad(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache w/o using ASIs */
+
+	return;
+}
+
+void
+cypress_invalidate_asibad_mp(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache w/o using ASIs */
+
+	/* Tell other CPUS to call the UP version */
+
+	return;
+}
+
+/* Swift */
+void
+swift_invalidate(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	return;
+}
+
+void
+swift_invalidate_poke_kernel_pageperms(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	return;
+}
+
+void
+swift_invalidate_poke_kernel_pte_cbits(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	return;
+}
+
+void
+swift_invalidate_poke_everything(void)
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	return;
+}
+
+/* Tsunami */
+tsunami_invalidate()
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Flush Virtual Address Cache */
+
+	return;
+}
+
+/* Viking */
+viking_invalidate()
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	return;
+}
+
+viking_invalidate_mp()
+{
+	/* Flush TLB */
+	srmmu_flush_whole_tlb();
+
+	/* Make other CPUS call UP routine. */
+
+	return;
+}
+
+/* That should be it */