Date: Thu, 6 Feb 2014 20:35:34 +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: r261565 - in head/sys/arm: arm at91 econa include s3c2xx0 xscale/ixp425 Message-ID: <201402062035.s16KZYqn016332@svn.freebsd.org>
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Author: andrew Date: Thu Feb 6 20:35:33 2014 New Revision: 261565 URL: http://svnweb.freebsd.org/changeset/base/261565 Log: Use abp_physaddr for the physical address over KERNPHYSADDR. This helps us remove the need to load the kernel at a fixed address. Modified: head/sys/arm/arm/machdep.c head/sys/arm/at91/at91_machdep.c head/sys/arm/econa/econa_machdep.c head/sys/arm/include/machdep.h head/sys/arm/s3c2xx0/s3c24x0_machdep.c head/sys/arm/xscale/ixp425/avila_machdep.c Modified: head/sys/arm/arm/machdep.c ============================================================================== --- head/sys/arm/arm/machdep.c Thu Feb 6 20:26:36 2014 (r261564) +++ head/sys/arm/arm/machdep.c Thu Feb 6 20:35:33 2014 (r261565) @@ -788,7 +788,7 @@ makectx(struct trapframe *tf, struct pcb * calling pmap_bootstrap. */ void -arm_dump_avail_init(vm_offset_t ramsize, size_t max) +arm_dump_avail_init(vm_paddr_t physaddr, vm_offset_t ramsize, size_t max) { #ifdef LINUX_BOOT_ABI /* @@ -814,8 +814,8 @@ arm_dump_avail_init(vm_offset_t ramsize, if (max < 4) panic("dump_avail too small\n"); - dump_avail[0] = round_page(PHYSADDR); - dump_avail[1] = trunc_page(PHYSADDR + ramsize); + dump_avail[0] = round_page(physaddr); + dump_avail[1] = trunc_page(physaddr + ramsize); dump_avail[2] = 0; dump_avail[3] = 0; } @@ -901,7 +901,7 @@ linux_parse_boot_param(struct arm_boot_p board_id = abp->abp_r1; walker = (struct arm_lbabi_tag *) - (abp->abp_r2 + KERNVIRTADDR - KERNPHYSADDR); + (abp->abp_r2 + KERNVIRTADDR - abp->abp_physaddr); /* xxx - Need to also look for binary device tree */ if (ATAG_TAG(walker) != ATAG_CORE) @@ -979,7 +979,7 @@ freebsd_parse_boot_param(struct arm_boot ksym_start = MD_FETCH(kmdp, MODINFOMD_SSYM, uintptr_t); ksym_end = MD_FETCH(kmdp, MODINFOMD_ESYM, uintptr_t); #endif - preload_addr_relocate = KERNVIRTADDR - KERNPHYSADDR; + preload_addr_relocate = KERNVIRTADDR - abp->abp_physaddr; return lastaddr; } #endif @@ -1081,15 +1081,15 @@ print_kenv(void) } static void -physmap_init(struct mem_region *availmem_regions, int availmem_regions_sz) +physmap_init(struct mem_region *availmem_regions, int availmem_regions_sz, + vm_offset_t kernload) { int i, j, cnt; - vm_offset_t phys_kernelend, kernload; + vm_offset_t phys_kernelend; uint32_t s, e, sz; struct mem_region *mp, *mp1; - phys_kernelend = KERNPHYSADDR + (virtual_avail - KERNVIRTADDR); - kernload = KERNPHYSADDR; + phys_kernelend = kernload + (virtual_avail - KERNVIRTADDR); /* * Remove kernel physical address range from avail @@ -1331,7 +1331,7 @@ initarm(struct arm_boot_params *abp) /* Define a macro to simplify memory allocation */ #define valloc_pages(var, np) \ alloc_pages((var).pv_va, (np)); \ - (var).pv_pa = (var).pv_va + (KERNPHYSADDR - KERNVIRTADDR); + (var).pv_pa = (var).pv_va + (abp->abp_physaddr - KERNVIRTADDR); #define alloc_pages(var, np) \ (var) = freemempos; \ @@ -1352,7 +1352,7 @@ initarm(struct arm_boot_params *abp) L2_TABLE_SIZE_REAL * (i - j); kernel_pt_table[i].pv_pa = kernel_pt_table[i].pv_va - KERNVIRTADDR + - KERNPHYSADDR; + abp->abp_physaddr; } } @@ -1397,7 +1397,7 @@ initarm(struct arm_boot_params *abp) pmap_curmaxkvaddr = l2_start + (l2size - 1) * L1_S_SIZE; /* Map kernel code and data */ - pmap_map_chunk(l1pagetable, KERNVIRTADDR, KERNPHYSADDR, + pmap_map_chunk(l1pagetable, KERNVIRTADDR, abp->abp_physaddr, (((uint32_t)(lastaddr) - KERNVIRTADDR) + PAGE_MASK) & ~PAGE_MASK, VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE); @@ -1501,7 +1501,8 @@ initarm(struct arm_boot_params *abp) arm_intrnames_init(); arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL); - arm_dump_avail_init(memsize, sizeof(dump_avail) / sizeof(dump_avail[0])); + arm_dump_avail_init(abp->abp_physaddr, memsize, + sizeof(dump_avail) / sizeof(dump_avail[0])); pmap_bootstrap(freemempos, &kernel_l1pt); msgbufp = (void *)msgbufpv.pv_va; msgbufinit(msgbufp, msgbufsize); @@ -1510,7 +1511,7 @@ initarm(struct arm_boot_params *abp) /* * Prepare map of physical memory regions available to vm subsystem. */ - physmap_init(availmem_regions, availmem_regions_sz); + physmap_init(availmem_regions, availmem_regions_sz, abp->abp_physaddr); init_param2(physmem); kdb_init(); Modified: head/sys/arm/at91/at91_machdep.c ============================================================================== --- head/sys/arm/at91/at91_machdep.c Thu Feb 6 20:26:36 2014 (r261564) +++ head/sys/arm/at91/at91_machdep.c Thu Feb 6 20:35:33 2014 (r261565) @@ -630,7 +630,8 @@ initarm(struct arm_boot_params *abp) arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL); pmap_curmaxkvaddr = afterkern + L1_S_SIZE * (KERNEL_PT_KERN_NUM - 1); - arm_dump_avail_init(memsize, sizeof(dump_avail)/sizeof(dump_avail[0])); + arm_dump_avail_init(abp->abp_physaddr, memsize, + sizeof(dump_avail)/sizeof(dump_avail[0])); /* Always use the 256MB of KVA we have available between the kernel and devices */ vm_max_kernel_address = KERNVIRTADDR + (256 << 20); pmap_bootstrap(freemempos, &kernel_l1pt); Modified: head/sys/arm/econa/econa_machdep.c ============================================================================== --- head/sys/arm/econa/econa_machdep.c Thu Feb 6 20:26:36 2014 (r261564) +++ head/sys/arm/econa/econa_machdep.c Thu Feb 6 20:35:33 2014 (r261565) @@ -322,7 +322,8 @@ initarm(struct arm_boot_params *abp) arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL); pmap_curmaxkvaddr = afterkern + L1_S_SIZE * (KERNEL_PT_KERN_NUM - 1); - arm_dump_avail_init(memsize, sizeof(dump_avail) / sizeof(dump_avail[0])); + arm_dump_avail_init(abp->abp_physaddr, memsize, + sizeof(dump_avail) / sizeof(dump_avail[0])); vm_max_kernel_address = KERNVIRTADDR + 3 * memsize; pmap_bootstrap(freemempos, &kernel_l1pt); Modified: head/sys/arm/include/machdep.h ============================================================================== --- head/sys/arm/include/machdep.h Thu Feb 6 20:26:36 2014 (r261564) +++ head/sys/arm/include/machdep.h Thu Feb 6 20:35:33 2014 (r261565) @@ -72,6 +72,6 @@ void board_set_serial(uint64_t); void board_set_revision(uint32_t); /* Setup standard arrays */ -void arm_dump_avail_init( vm_offset_t memsize, size_t max); +void arm_dump_avail_init(vm_paddr_t, vm_offset_t, size_t); #endif /* !_MACHINE_MACHDEP_H_ */ Modified: head/sys/arm/s3c2xx0/s3c24x0_machdep.c ============================================================================== --- head/sys/arm/s3c2xx0/s3c24x0_machdep.c Thu Feb 6 20:26:36 2014 (r261564) +++ head/sys/arm/s3c2xx0/s3c24x0_machdep.c Thu Feb 6 20:35:33 2014 (r261565) @@ -384,7 +384,8 @@ initarm(struct arm_boot_params *abp) arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL); pmap_curmaxkvaddr = afterkern + 0x100000 * (KERNEL_PT_KERN_NUM - 1); - arm_dump_avail_init(memsize, sizeof(dump_avail) / sizeof(dump_avail[0])); + arm_dump_avail_init(abp->abp_physaddr, memsize, + sizeof(dump_avail) / sizeof(dump_avail[0])); vm_max_kernel_address = KERNVIRTADDR + 3 * memsize; pmap_bootstrap(freemempos, &kernel_l1pt); msgbufp = (void*)msgbufpv.pv_va; Modified: head/sys/arm/xscale/ixp425/avila_machdep.c ============================================================================== --- head/sys/arm/xscale/ixp425/avila_machdep.c Thu Feb 6 20:26:36 2014 (r261564) +++ head/sys/arm/xscale/ixp425/avila_machdep.c Thu Feb 6 20:35:33 2014 (r261565) @@ -431,7 +431,8 @@ initarm(struct arm_boot_params *abp) arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL); pmap_curmaxkvaddr = afterkern + PAGE_SIZE; - arm_dump_avail_init(memsize, sizeof(dump_avail) / sizeof(dump_avail[0])); + arm_dump_avail_init(abp->abp_physaddr, memsize, + sizeof(dump_avail) / sizeof(dump_avail[0])); vm_max_kernel_address = 0xe0000000; pmap_bootstrap(pmap_curmaxkvaddr, &kernel_l1pt); msgbufp = (void*)msgbufpv.pv_va;
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