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Diffstat (limited to 'arch/ppc/syslib/ibm44x_common.c')
-rw-r--r--arch/ppc/syslib/ibm44x_common.c235
1 files changed, 0 insertions, 235 deletions
diff --git a/arch/ppc/syslib/ibm44x_common.c b/arch/ppc/syslib/ibm44x_common.c
deleted file mode 100644
index 01f99b4a6649..000000000000
--- a/arch/ppc/syslib/ibm44x_common.c
+++ /dev/null
@@ -1,235 +0,0 @@
-/*
- * PPC44x system library
- *
- * Matt Porter <mporter@kernel.crashing.org>
- * Copyright 2002-2005 MontaVista Software Inc.
- *
- * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
- * Copyright (c) 2003, 2004 Zultys Technologies
- *
- * This program is free software; you can redistribute  it and/or modify it
- * under  the terms of  the GNU General  Public License as published by the
- * Free Software Foundation;  either version 2 of the  License, or (at your
- * option) any later version.
- *
- */
-#include <linux/time.h>
-#include <linux/types.h>
-#include <linux/serial.h>
-#include <linux/module.h>
-#include <linux/initrd.h>
-
-#include <asm/ibm44x.h>
-#include <asm/mmu.h>
-#include <asm/machdep.h>
-#include <asm/time.h>
-#include <asm/ppc4xx_pic.h>
-#include <asm/param.h>
-#include <asm/bootinfo.h>
-#include <asm/ppcboot.h>
-
-#include <syslib/gen550.h>
-
-/* Global Variables */
-bd_t __res;
-
-phys_addr_t fixup_bigphys_addr(phys_addr_t addr, phys_addr_t size)
-{
-	phys_addr_t page_4gb = 0;
-
-        /*
-	 * Trap the least significant 32-bit portions of an
-	 * address in the 440's 36-bit address space.  Fix
-	 * them up with the appropriate ERPN
-	 */
-	if ((addr >= PPC44x_IO_LO) && (addr <= PPC44x_IO_HI))
-		page_4gb = PPC44x_IO_PAGE;
-	else if ((addr >= PPC44x_PCI0CFG_LO) && (addr <= PPC44x_PCI0CFG_HI))
-		page_4gb = PPC44x_PCICFG_PAGE;
-#ifdef CONFIG_440SP
-	else if ((addr >= PPC44x_PCI1CFG_LO) && (addr <= PPC44x_PCI1CFG_HI))
-		page_4gb = PPC44x_PCICFG_PAGE;
-	else if ((addr >= PPC44x_PCI2CFG_LO) && (addr <= PPC44x_PCI2CFG_HI))
-		page_4gb = PPC44x_PCICFG_PAGE;
-#endif
-	else if ((addr >= PPC44x_PCIMEM_LO) && (addr <= PPC44x_PCIMEM_HI))
-		page_4gb = PPC44x_PCIMEM_PAGE;
-
-	return (page_4gb | addr);
-};
-EXPORT_SYMBOL(fixup_bigphys_addr);
-
-void __init ibm44x_calibrate_decr(unsigned int freq)
-{
-	tb_ticks_per_jiffy = freq / HZ;
-	tb_to_us = mulhwu_scale_factor(freq, 1000000);
-
-	/* Set the time base to zero */
-	mtspr(SPRN_TBWL, 0);
-	mtspr(SPRN_TBWU, 0);
-
-	/* Clear any pending timer interrupts */
-	mtspr(SPRN_TSR, TSR_ENW | TSR_WIS | TSR_DIS | TSR_FIS);
-
-	/* Enable decrementer interrupt */
-	mtspr(SPRN_TCR, TCR_DIE);
-}
-
-extern void abort(void);
-
-static void ibm44x_restart(char *cmd)
-{
-	local_irq_disable();
-	abort();
-}
-
-static void ibm44x_power_off(void)
-{
-	local_irq_disable();
-	for(;;);
-}
-
-static void ibm44x_halt(void)
-{
-	local_irq_disable();
-	for(;;);
-}
-
-/*
- * Read the 44x memory controller to get size of system memory.
- */
-static unsigned long __init ibm44x_find_end_of_memory(void)
-{
-	u32 i, bank_config;
-	u32 mem_size = 0;
-
-	for (i=0; i<4; i++)
-	{
-		switch (i)
-		{
-			case 0:
-				mtdcr(DCRN_SDRAM0_CFGADDR, SDRAM0_B0CR);
-				break;
-			case 1:
-				mtdcr(DCRN_SDRAM0_CFGADDR, SDRAM0_B1CR);
-				break;
-			case 2:
-				mtdcr(DCRN_SDRAM0_CFGADDR, SDRAM0_B2CR);
-				break;
-			case 3:
-				mtdcr(DCRN_SDRAM0_CFGADDR, SDRAM0_B3CR);
-				break;
-		}
-
-		bank_config = mfdcr(DCRN_SDRAM0_CFGDATA);
-
-		if (!(bank_config & SDRAM_CONFIG_BANK_ENABLE))
-			continue;
-		switch (SDRAM_CONFIG_BANK_SIZE(bank_config))
-		{
-			case SDRAM_CONFIG_SIZE_8M:
-				mem_size += PPC44x_MEM_SIZE_8M;
-				break;
-			case SDRAM_CONFIG_SIZE_16M:
-				mem_size += PPC44x_MEM_SIZE_16M;
-				break;
-			case SDRAM_CONFIG_SIZE_32M:
-				mem_size += PPC44x_MEM_SIZE_32M;
-				break;
-			case SDRAM_CONFIG_SIZE_64M:
-				mem_size += PPC44x_MEM_SIZE_64M;
-				break;
-			case SDRAM_CONFIG_SIZE_128M:
-				mem_size += PPC44x_MEM_SIZE_128M;
-				break;
-			case SDRAM_CONFIG_SIZE_256M:
-				mem_size += PPC44x_MEM_SIZE_256M;
-				break;
-			case SDRAM_CONFIG_SIZE_512M:
-				mem_size += PPC44x_MEM_SIZE_512M;
-				break;
-		}
-	}
-	return mem_size;
-}
-
-void __init ibm44x_platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
-				 unsigned long r6, unsigned long r7)
-{
-	parse_bootinfo(find_bootinfo());
-
-	/*
-	 * If we were passed in a board information, copy it into the
-	 * residual data area.
-	 */
-	if (r3)
-		__res = *(bd_t *)(r3 + KERNELBASE);
-
-#if defined(CONFIG_BLK_DEV_INITRD)
-	/*
-	 * If the init RAM disk has been configured in, and there's a valid
-	 * starting address for it, set it up.
-	 */
-	if (r4) {
-		initrd_start = r4 + KERNELBASE;
-		initrd_end = r5 + KERNELBASE;
-	}
-#endif  /* CONFIG_BLK_DEV_INITRD */
-
-	/* Copy the kernel command line arguments to a safe place. */
-
-	if (r6) {
-		*(char *) (r7 + KERNELBASE) = 0;
-		strcpy(cmd_line, (char *) (r6 + KERNELBASE));
-	}
-
-	ppc_md.init_IRQ = ppc4xx_pic_init;
-	ppc_md.find_end_of_memory = ibm44x_find_end_of_memory;
-	ppc_md.restart = ibm44x_restart;
-	ppc_md.power_off = ibm44x_power_off;
-	ppc_md.halt = ibm44x_halt;
-
-#ifdef CONFIG_SERIAL_TEXT_DEBUG
-	ppc_md.progress = gen550_progress;
-#endif /* CONFIG_SERIAL_TEXT_DEBUG */
-#ifdef CONFIG_KGDB
-	ppc_md.kgdb_map_scc = gen550_kgdb_map_scc;
-#endif
-
-	/*
-	 * The Abatron BDI JTAG debugger does not tolerate others
-	 * mucking with the debug registers.
-	 */
-#if !defined(CONFIG_BDI_SWITCH)
-	/* Enable internal debug mode */
-        mtspr(SPRN_DBCR0, (DBCR0_IDM));
-
-	/* Clear any residual debug events */
-	mtspr(SPRN_DBSR, 0xffffffff);
-#endif
-}
-
-/* Called from machine_check_exception */
-void platform_machine_check(struct pt_regs *regs)
-{
-#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
-	printk("PLB0: BEAR=0x%08x%08x ACR=  0x%08x BESR= 0x%08x%08x\n",
-	       mfdcr(DCRN_PLB0_BEARH), mfdcr(DCRN_PLB0_BEARL),
-	       mfdcr(DCRN_PLB0_ACR), mfdcr(DCRN_PLB0_BESRH),
-	       mfdcr(DCRN_PLB0_BESRL));
-	printk("PLB1: BEAR=0x%08x%08x ACR=  0x%08x BESR= 0x%08x%08x\n",
-	       mfdcr(DCRN_PLB1_BEARH), mfdcr(DCRN_PLB1_BEARL),
-	       mfdcr(DCRN_PLB1_ACR), mfdcr(DCRN_PLB1_BESRH),
-	       mfdcr(DCRN_PLB1_BESRL));
-#else
-    	printk("PLB0: BEAR=0x%08x%08x ACR=  0x%08x BESR= 0x%08x\n",
-		mfdcr(DCRN_PLB0_BEARH), mfdcr(DCRN_PLB0_BEARL),
-		mfdcr(DCRN_PLB0_ACR),  mfdcr(DCRN_PLB0_BESR));
-#endif
-	printk("POB0: BEAR=0x%08x%08x BESR0=0x%08x BESR1=0x%08x\n",
-		mfdcr(DCRN_POB0_BEARH), mfdcr(DCRN_POB0_BEARL),
-		mfdcr(DCRN_POB0_BESR0), mfdcr(DCRN_POB0_BESR1));
-	printk("OPB0: BEAR=0x%08x%08x BSTAT=0x%08x\n",
-		mfdcr(DCRN_OPB0_BEARH), mfdcr(DCRN_OPB0_BEARL),
-		mfdcr(DCRN_OPB0_BSTAT));
-}
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-24 14:24:21 +0000