Date: Wed, 24 Jun 2015 22:03:06 GMT From: mihai@FreeBSD.org To: svn-soc-all@FreeBSD.org Subject: socsvn commit: r287554 - soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm Message-ID: <201506242203.t5OM36Rs062043@socsvn.freebsd.org>
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Author: mihai Date: Wed Jun 24 22:03:05 2015 New Revision: 287554 URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=287554 Log: soc2015: mihai: bhyve-on-arm-head: sys: arm: vmm: remove alloc for the code area because it breaks the global pointers Modified: soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/arm.c soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/hyp.S Modified: soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/arm.c ============================================================================== --- soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/arm.c Wed Jun 24 21:30:35 2015 (r287553) +++ soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/arm.c Wed Jun 24 22:03:05 2015 (r287554) @@ -30,7 +30,6 @@ arm_init(int ipinum) { char *stack_top; - size_t hyp_code_size; uint64_t *phys_hyp_l1pd; stack = malloc(PAGE_SIZE, M_HYP); @@ -39,25 +38,15 @@ lpae_vmmmap_set(NULL, stack, ptophys(stack), PAGE_SIZE, VM_PROT_READ | VM_PROT_WRITE); - /* - * Allocate a PAGE for the HYP code to be sure it's PAGE_SIZE - * aligned and doesn't cross a page boundary. - */ - hyp_code_size = _hyp_code_stop - _hyp_code_start; - hyp_code_size = (hyp_code_size + PAGE_SIZE) & PAGE_SIZE; - hyp_code = contigmalloc(hyp_code_size, M_HYP, 0, 0x0, - 0xffffffff, PAGE_SIZE, 0); - memcpy(hyp_code, _hyp_code_start, hyp_code_size); - - printf("%s hyp_code_size: %p, _hyp_code_start: %p, hyp_code: %p\n", __func__, (void*) _hyp_code_start, (void*) hyp_code); + printf("%s _hyp_code_start: %p\n", __func__, (void*) _hyp_code_start); /* Create two mappings: * - one identity - VA == PA * - one normal mappings to HYP pagetable */ - lpae_vmmmap_set(NULL, hyp_code, ptophys(hyp_code), hyp_code_size, + lpae_vmmmap_set(NULL, hyp_code, ptophys(_hyp_code_start), PAGE_SIZE, VM_PROT_READ | VM_PROT_WRITE); - lpae_vmmmap_set(NULL, ptophys(hyp_code), ptophys(hyp_code), hyp_code_size, + lpae_vmmmap_set(NULL, ptophys(_hyp_code_start), ptophys(_hyp_code_start), PAGE_SIZE, VM_PROT_READ | VM_PROT_WRITE); /* Modified: soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/hyp.S ============================================================================== --- soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/hyp.S Wed Jun 24 21:30:35 2015 (r287553) +++ soc2015/mihai/bhyve-on-arm-head/sys/arm/vmm/hyp.S Wed Jun 24 22:03:05 2015 (r287554) @@ -14,6 +14,7 @@ .globl _hyp_vector .globl _init_hyp_vector + .p2align 12 _hyp_code_start: __semi_call:
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