Date: Wed, 26 Sep 2012 09:25:31 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r240952 - head/sys/arm/lpc Message-ID: <201209260925.q8Q9PV8P099124@svn.freebsd.org>
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Author: andrew Date: Wed Sep 26 09:25:31 2012 New Revision: 240952 URL: http://svn.freebsd.org/changeset/base/240952 Log: Start to clean up the lpc initarm as it also uses FDT. Modified: head/sys/arm/lpc/lpc_machdep.c Modified: head/sys/arm/lpc/lpc_machdep.c ============================================================================== --- head/sys/arm/lpc/lpc_machdep.c Wed Sep 26 09:25:11 2012 (r240951) +++ head/sys/arm/lpc/lpc_machdep.c Wed Sep 26 09:25:31 2012 (r240952) @@ -129,11 +129,11 @@ extern int *end; struct pv_addr kernel_pt_table[KERNEL_PT_MAX]; /* Physical and virtual addresses for some global pages */ - vm_paddr_t phys_avail[10]; vm_paddr_t dump_avail[4]; vm_offset_t physical_pages; vm_offset_t pmap_bootstrap_lastaddr; +vm_paddr_t pmap_pa; const struct pmap_devmap *pmap_devmap_bootstrap_table; struct pv_addr systempage; @@ -309,12 +309,15 @@ initarm(struct arm_boot_params *abp) uint32_t memsize, l2size; void *kmdp; u_int l1pagetable; - int i = 0, j = 0; + int i = 0, j = 0, err_devmap = 0; lastaddr = parse_boot_param(abp); memsize = 0; set_cpufuncs(); + /* + * Find the dtb passed in by the boot loader. + */ kmdp = preload_search_by_type("elf kernel"); if (kmdp != NULL) dtbp = MD_FETCH(kmdp, MODINFOMD_DTBP, vm_offset_t); @@ -347,8 +350,7 @@ initarm(struct arm_boot_params *abp) /* Platform-specific initialisation */ pmap_bootstrap_lastaddr = fdt_immr_va - ARM_NOCACHE_KVA_SIZE; - pcpu_init(pcpup, 0, sizeof(struct pcpu)); - PCPU_SET(curthread, &thread0); + pcpu0_init(); /* Calculate number of L2 tables needed for mapping vm_page_array */ l2size = (memsize / PAGE_SIZE) * sizeof(struct vm_page); @@ -406,10 +408,10 @@ initarm(struct arm_boot_params *abp) 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); + valloc_pages(irqstack, (IRQ_STACK_SIZE * MAXCPU)); + valloc_pages(abtstack, (ABT_STACK_SIZE * MAXCPU)); + valloc_pages(undstack, (UND_STACK_SIZE * MAXCPU)); + valloc_pages(kernelstack, (KSTACK_PAGES * MAXCPU)); init_param1(); @@ -464,12 +466,12 @@ initarm(struct arm_boot_params *abp) VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE); /* Map pmap_devmap[] entries */ - if (platform_devmap_init() != 0) - while (1); + err_devmap = platform_devmap_init(); pmap_devmap_bootstrap(l1pagetable, pmap_devmap_bootstrap_table); cpu_domains((DOMAIN_CLIENT << (PMAP_DOMAIN_KERNEL * 2)) | DOMAIN_CLIENT); + pmap_pa = kernel_l1pt.pv_pa; setttb(kernel_l1pt.pv_pa); cpu_tlb_flushID(); cpu_domains(DOMAIN_CLIENT << (PMAP_DOMAIN_KERNEL * 2)); @@ -493,12 +495,16 @@ initarm(struct arm_boot_params *abp) physmem = memsize / PAGE_SIZE; debugf("initarm: console initialized\n"); - debugf(" arg1 mdp = 0x%08x\n", (uint32_t)mdp); + debugf(" arg1 kmdp = 0x%08x\n", (uint32_t)kmdp); debugf(" boothowto = 0x%08x\n", boothowto); - printf(" dtbp = 0x%08x\n", (uint32_t)dtbp); + debugf(" dtbp = 0x%08x\n", (uint32_t)dtbp); print_kernel_section_addr(); print_kenv(); + if (err_devmap != 0) + printf("WARNING: could not fully configure devmap, error=%d\n", + err_devmap); + /* * Pages were allocated during the secondary bootstrap for the * stacks for different CPU modes.
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