ARM: Remove support for xscale i80219 and i80321 CPUs. We haven't single

supported config/board with these CPUs.

1 files changed, 0 insertions, 402 deletions

diff --git a/sys/arm/xscale/i80321/ep80219_machdep.c b/sys/arm/xscale/i80321/ep80219_machdep.c
deleted file mode 100644
index 6c0d1f5..0000000
--- a/sys/arm/xscale/i80321/ep80219_machdep.c
+++ /dev/null
@@ -1,402 +0,0 @@
-/*	$NetBSD: hpc_machdep.c,v 1.70 2003/09/16 08:18:22 agc Exp $	*/
-
-/*-
- * Copyright (c) 1994-1998 Mark Brinicombe.
- * Copyright (c) 1994 Brini.
- * All rights reserved.
- *
- * This code is derived from software written for Brini by Mark Brinicombe
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *      This product includes software developed by Brini.
- * 4. The name of the company nor the name of the author may be used to
- *    endorse or promote products derived from this software without specific
- *    prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * RiscBSD kernel project
- *
- * machdep.c
- *
- * Machine dependant functions for kernel setup
- *
- * This file needs a lot of work.
- *
- * Created      : 17/09/94
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include "opt_kstack_pages.h"
-
-#define _ARM32_BUS_DMA_PRIVATE
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/sysproto.h>
-#include <sys/signalvar.h>
-#include <sys/imgact.h>
-#include <sys/kernel.h>
-#include <sys/ktr.h>
-#include <sys/linker.h>
-#include <sys/lock.h>
-#include <sys/malloc.h>
-#include <sys/mutex.h>
-#include <sys/pcpu.h>
-#include <sys/proc.h>
-#include <sys/ptrace.h>
-#include <sys/cons.h>
-#include <sys/bio.h>
-#include <sys/bus.h>
-#include <sys/buf.h>
-#include <sys/exec.h>
-#include <sys/kdb.h>
-#include <sys/msgbuf.h>
-#include <machine/reg.h>
-#include <machine/cpu.h>
-
-#include <vm/vm.h>
-#include <vm/pmap.h>
-#include <vm/vm_object.h>
-#include <vm/vm_page.h>
-#include <vm/vm_map.h>
-#include <machine/devmap.h>
-#include <machine/vmparam.h>
-#include <machine/pcb.h>
-#include <machine/undefined.h>
-#include <machine/machdep.h>
-#include <machine/metadata.h>
-#include <machine/armreg.h>
-#include <machine/bus.h>
-#include <machine/physmem.h>
-#include <sys/reboot.h>
-
-#include <arm/xscale/i80321/i80321reg.h>
-#include <arm/xscale/i80321/i80321var.h>
-#include <arm/xscale/i80321/iq80321reg.h>
-#include <arm/xscale/i80321/obiovar.h>
-
-#define	KERNEL_PT_SYS		0	/* Page table for mapping proc0 zero page */
-#define	KERNEL_PT_IOPXS		1
-#define	KERNEL_PT_BEFOREKERN	2
-#define	KERNEL_PT_AFKERNEL	3	/* L2 table for mapping after kernel */
-#define	KERNEL_PT_AFKERNEL_NUM	9
-
-/* this should be evenly divisable by PAGE_SIZE / L2_TABLE_SIZE_REAL (or 4) */
-#define NUM_KERNEL_PTS		(KERNEL_PT_AFKERNEL + KERNEL_PT_AFKERNEL_NUM)
-
-struct pv_addr kernel_pt_table[NUM_KERNEL_PTS];
-
-/* Physical and virtual addresses for some global pages */
-
-struct pv_addr systempage;
-struct pv_addr msgbufpv;
-struct pv_addr irqstack;
-struct pv_addr undstack;
-struct pv_addr abtstack;
-struct pv_addr kernelstack;
-struct pv_addr minidataclean;
-
-
-/* #define IQ80321_OBIO_BASE 0xfe800000UL */
-/* #define IQ80321_OBIO_SIZE 0x00100000UL */
-
-/* Static device mappings. */
-static const struct arm_devmap_entry ep80219_devmap[] = {
-	/*
-	 * Map the on-board devices VA == PA so that we can access them
-	 * with the MMU on or off.
-	 */
-	{
-		IQ80321_OBIO_BASE,
-		IQ80321_OBIO_BASE,
-		IQ80321_OBIO_SIZE,
-		VM_PROT_READ|VM_PROT_WRITE,
-		PTE_DEVICE,
-	},
-	{
-		IQ80321_IOW_VBASE,
-		VERDE_OUT_XLATE_IO_WIN0_BASE,
-		VERDE_OUT_XLATE_IO_WIN_SIZE,
-		VM_PROT_READ|VM_PROT_WRITE,
-		PTE_DEVICE,
-	},	
-	{
-		IQ80321_80321_VBASE,
-		VERDE_PMMR_BASE,
-		VERDE_PMMR_SIZE,
-		VM_PROT_READ|VM_PROT_WRITE,
-		PTE_DEVICE,
-	},
-	{
-		0,
-		0,
-		0,
-		0,
-		0,
-	}
-};
-
-extern vm_offset_t xscale_cache_clean_addr;
-
-void *
-initarm(struct arm_boot_params *abp)
-{
-	struct pv_addr  kernel_l1pt;
-	struct pv_addr  dpcpu;
-	int loop, i;
-	u_int l1pagetable;
-	vm_offset_t freemempos;
-	vm_offset_t freemem_pt;
-	vm_offset_t afterkern;
-	vm_offset_t freemem_after;
-	vm_offset_t lastaddr;
-	uint32_t memsize, memstart;
-
-	lastaddr = parse_boot_param(abp);
-	arm_physmem_kernaddr = abp->abp_physaddr;
-	set_cpufuncs();
-	pcpu_init(pcpup, 0, sizeof(struct pcpu));
-	PCPU_SET(curthread, &thread0);
-
-	/* Do basic tuning, hz etc */
-	init_param1();
-
-	freemempos = 0xa0200000;
-	/* Define a macro to simplify memory allocation */
-#define	valloc_pages(var, np)			\
-	alloc_pages((var).pv_pa, (np));		\
-	(var).pv_va = (var).pv_pa + 0x20000000;
-
-#define alloc_pages(var, np)			\
-	freemempos -= (np * PAGE_SIZE);		\
-	(var) = freemempos;		\
-	memset((char *)(var), 0, ((np) * PAGE_SIZE));
-
-	while (((freemempos - L1_TABLE_SIZE) & (L1_TABLE_SIZE - 1)) != 0)
-		freemempos -= PAGE_SIZE;
-	valloc_pages(kernel_l1pt, L1_TABLE_SIZE / PAGE_SIZE);
-	for (loop = 0; loop < NUM_KERNEL_PTS; ++loop) {
-		if (!(loop % (PAGE_SIZE / L2_TABLE_SIZE_REAL))) {
-			valloc_pages(kernel_pt_table[loop],
-			    L2_TABLE_SIZE / PAGE_SIZE);
-		} else {
-			kernel_pt_table[loop].pv_pa = freemempos +
-			    (loop % (PAGE_SIZE / L2_TABLE_SIZE_REAL)) *
-			    L2_TABLE_SIZE_REAL;
-			kernel_pt_table[loop].pv_va =
-			    kernel_pt_table[loop].pv_pa + 0x20000000;
-		}
-	}
-	freemem_pt = freemempos;
-	freemempos = 0xa0100000;
-	/*
-	 * Allocate a page for the system page mapped to V0x00000000
-	 * This page will just contain the system vectors and can be
-	 * shared by all processes.
-	 */
-	valloc_pages(systempage, 1);
-
-	/* Allocate dynamic per-cpu area. */
-	valloc_pages(dpcpu, DPCPU_SIZE / PAGE_SIZE);
-	dpcpu_init((void *)dpcpu.pv_va, 0);
-
-	/* Allocate stacks for all modes */
-	valloc_pages(irqstack, IRQ_STACK_SIZE);
-	valloc_pages(abtstack, ABT_STACK_SIZE);
-	valloc_pages(undstack, UND_STACK_SIZE);
-	valloc_pages(kernelstack, kstack_pages);
-	alloc_pages(minidataclean.pv_pa, 1);
-	valloc_pages(msgbufpv, round_page(msgbufsize) / PAGE_SIZE);
-	/*
-	 * Allocate memory for the l1 and l2 page tables. The scheme to avoid
-	 * wasting memory by allocating the l1pt on the first 16k memory was
-	 * taken from NetBSD rpc_machdep.c. NKPT should be greater than 12 for
-	 * this to work (which is supposed to be the case).
-	 */
-
-	/*
-	 * Now we start construction of the L1 page table
-	 * We start by mapping the L2 page tables into the L1.
-	 * This means that we can replace L1 mappings later on if necessary
-	 */
-	l1pagetable = kernel_l1pt.pv_va;
-
-	/* Map the L2 pages tables in the L1 page table */
-	pmap_link_l2pt(l1pagetable, ARM_VECTORS_HIGH & ~(0x00100000 - 1),
-	    &kernel_pt_table[KERNEL_PT_SYS]);
-	pmap_link_l2pt(l1pagetable, IQ80321_IOPXS_VBASE,
-	    &kernel_pt_table[KERNEL_PT_IOPXS]);
-	pmap_link_l2pt(l1pagetable, KERNBASE,
-	    &kernel_pt_table[KERNEL_PT_BEFOREKERN]);
-	pmap_map_chunk(l1pagetable, KERNBASE, IQ80321_SDRAM_START, 0x100000,
-	    VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
-	pmap_map_chunk(l1pagetable, KERNBASE + 0x100000, IQ80321_SDRAM_START + 0x100000,
-	    0x100000, VM_PROT_READ|VM_PROT_WRITE, PTE_PAGETABLE);
-	pmap_map_chunk(l1pagetable, KERNBASE + 0x200000, IQ80321_SDRAM_START + 0x200000,
-	    (((uint32_t)(lastaddr) - KERNBASE - 0x200000) + L1_S_SIZE) & ~(L1_S_SIZE - 1),
-	    VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
-	freemem_after = ((int)lastaddr + PAGE_SIZE) & ~(PAGE_SIZE - 1);
-	afterkern = round_page(((vm_offset_t)lastaddr + L1_S_SIZE) & ~(L1_S_SIZE
-	    - 1));
-	for (i = 0; i < KERNEL_PT_AFKERNEL_NUM; i++) {
-		pmap_link_l2pt(l1pagetable, afterkern + i * 0x00100000,
-		    &kernel_pt_table[KERNEL_PT_AFKERNEL + i]);
-	}
-	pmap_map_entry(l1pagetable, afterkern, minidataclean.pv_pa,
-	    VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
-	
-
-	/* Map the Mini-Data cache clean area. */
-	xscale_setup_minidata(l1pagetable, afterkern,
-	    minidataclean.pv_pa);
-
-	/* Map the vector page. */
-	pmap_map_entry(l1pagetable, ARM_VECTORS_HIGH, systempage.pv_pa,
-	    VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE);
-	arm_devmap_bootstrap(l1pagetable, ep80219_devmap);
-	/*
-	 * Give the XScale global cache clean code an appropriately
-	 * sized chunk of unmapped VA space starting at 0xff000000
-	 * (our device mappings end before this address).
-	 */
-	xscale_cache_clean_addr = 0xff000000U;
-
-	cpu_domains((DOMAIN_CLIENT << (PMAP_DOMAIN_KERNEL*2)) | DOMAIN_CLIENT);
-	setttb(kernel_l1pt.pv_pa);
-	cpu_tlb_flushID();
-	cpu_domains(DOMAIN_CLIENT << (PMAP_DOMAIN_KERNEL*2));
-	/*
-	 * Pages were allocated during the secondary bootstrap for the
-	 * stacks for different CPU modes.
-	 * We must now set the r13 registers in the different CPU modes to
-	 * point to these stacks.
-	 * Since the ARM stacks use STMFD etc. we must set r13 to the top end
-	 * of the stack memory.
-	 */
-	set_stackptrs(0);
-
-	/*
-	 * We must now clean the cache again....
-	 * Cleaning may be done by reading new data to displace any
-	 * dirty data in the cache. This will have happened in setttb()
-	 * but since we are boot strapping the addresses used for the read
-	 * may have just been remapped and thus the cache could be out
-	 * of sync. A re-clean after the switch will cure this.
-	 * After booting there are no gross relocations of the kernel thus
-	 * this problem will not occur after initarm().
-	 */
-	cpu_idcache_wbinv_all();
-	cpu_setup();
-
-	/*
-	 * Fetch the SDRAM start/size from the i80321 SDRAM configration
-	 * registers.
-	 */
-	i80321_calibrate_delay();
-	i80321_sdram_bounds(obio_bs_tag, IQ80321_80321_VBASE + VERDE_MCU_BASE,
-	    &memstart, &memsize);
-	physmem = memsize / PAGE_SIZE;
-	cninit();
-
-	undefined_init();
-				
-	init_proc0(kernelstack.pv_va);
-	
-	/* Enable MMU, I-cache, D-cache, write buffer. */
-
-	arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL);
-	vm_max_kernel_address = 0xe0000000;
-	pmap_bootstrap(pmap_curmaxkvaddr, &kernel_l1pt);
-	msgbufp = (void*)msgbufpv.pv_va;
-	msgbufinit(msgbufp, msgbufsize);
-	mutex_init();
-	
-	/*
-	 * Add the physical ram we have available.
-	 *
-	 * Exclude the kernel (and all the things we allocated which immediately
-	 * follow the kernel) from the VM allocation pool but not from crash
-	 * dumps.  virtual_avail is a global variable which tracks the kva we've
-	 * "allocated" while setting up pmaps.
-	 *
-	 * Prepare the list of physical memory available to the vm subsystem.
-	 */
-	arm_physmem_hardware_region(IQ80321_SDRAM_START, memsize);
-	arm_physmem_exclude_region(freemem_pt, abp->abp_physaddr -
-	    freemem_pt, EXFLAG_NOALLOC);
-	arm_physmem_exclude_region(freemempos, abp->abp_physaddr - 0x100000 -
-	    freemempos, EXFLAG_NOALLOC);
-	arm_physmem_exclude_region(abp->abp_physaddr, 
-	    virtual_avail - KERNVIRTADDR, EXFLAG_NOALLOC);
-	arm_physmem_init_kernel_globals();
-
-	init_param2(physmem);
-	kdb_init();
-	return ((void *)(kernelstack.pv_va + USPACE_SVC_STACK_TOP -
-	    sizeof(struct pcb)));
-}
-
-extern int
-machdep_pci_route_interrupt(device_t pcib, device_t dev, int pin)
-{
-	int bus;
-	int device;
-	int func;
-	uint32_t busno;
-	struct i80321_pci_softc *sc = device_get_softc(pcib);
-	bus = pci_get_bus(dev);
-	device = pci_get_slot(dev);
-	func = pci_get_function(dev);
-	busno = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_PCIXSR);
-	busno = PCIXSR_BUSNO(busno);
-	if (busno == 0xff)
-		busno = 0;
-	if (bus != busno)
-		goto no_mapping;
-	switch (device) {
-		/* EP80219 PCI */
-	case 1: /* Ethernet i82555 10/100 */
-		printf("Device %d routed to irq %d\n", device, ICU_INT_XINT(0));
-		return (ICU_INT_XINT(0));
-	case 2: /* UART */
-		printf("Device %d routed to irq %d\n", device, ICU_INT_XINT(1));
-		return (ICU_INT_XINT(1));
-	case 3:
-		/*
-		 * The S-ATA chips are behind the bridge, and all of
-		 * the S-ATA interrupts are wired together.
-		 */
-		printf("Device %d routed to irq %d\n", device, ICU_INT_XINT(2));
-		return (ICU_INT_XINT(2));
-	case 4: /* MINI-PIC_INT */
-		printf("Device %d routed to irq %d\n", device, ICU_INT_XINT(3));
-		return( ICU_INT_XINT(3));
-	default:
-no_mapping:
-		printf("No mapping for %d/%d/%d/%c\n", bus, device, func, pin);
-		
-	}
-	return (0);
-
-}