diff --git a/stand/common/metadata.c b/stand/common/metadata.c index 99b67cfd1060..11a5276d0705 100644 --- a/stand/common/metadata.c +++ b/stand/common/metadata.c @@ -1,304 +1,260 @@ /*- * Copyright (c) 1998 Michael Smith * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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. * * from: FreeBSD: src/sys/boot/sparc64/loader/metadata.c,v 1.6 */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #if defined(LOADER_FDT_SUPPORT) #include #endif #ifdef __arm__ #include #endif #include #include "bootstrap.h" #include "modinfo.h" #ifdef LOADER_GELI_SUPPORT #include "geliboot.h" #endif static int md_getboothowto(char *kargs) { int howto; /* Parse kargs */ howto = boot_parse_cmdline(kargs); howto |= boot_env_to_howto(); if (!strcmp(getenv("console"), "comconsole")) howto |= RB_SERIAL; if (!strcmp(getenv("console"), "nullconsole")) howto |= RB_MUTE; return(howto); } /* * Copy the environment into the load area starting at (addr). * Each variable is formatted as =, with a single nul * separating each variable, and a double nul terminating the environment. */ static vm_offset_t md_copyenv(vm_offset_t addr) { struct env_var *ep; /* traverse the environment */ for (ep = environ; ep != NULL; ep = ep->ev_next) { archsw.arch_copyin(ep->ev_name, addr, strlen(ep->ev_name)); addr += strlen(ep->ev_name); archsw.arch_copyin("=", addr, 1); addr++; if (ep->ev_value != NULL) { archsw.arch_copyin(ep->ev_value, addr, strlen(ep->ev_value)); addr += strlen(ep->ev_value); } archsw.arch_copyin("", addr, 1); addr++; } archsw.arch_copyin("", addr, 1); addr++; return(addr); } -static int align; -#define MOD_ALIGN(l) roundup(l, align) - -static vm_offset_t -md_copymodules(vm_offset_t addr, int kern64) -{ - struct preloaded_file *fp; - struct file_metadata *md; - uint64_t scratch64; - uint32_t scratch32; - int c; - - c = addr != 0; - /* start with the first module on the list, should be the kernel */ - for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { - - MOD_NAME(addr, fp->f_name, c); /* this field must come first */ - MOD_TYPE(addr, fp->f_type, c); - if (fp->f_args) - MOD_ARGS(addr, fp->f_args, c); - if (kern64) { - scratch64 = fp->f_addr; - MOD_ADDR(addr, scratch64, c); - scratch64 = fp->f_size; - MOD_SIZE(addr, scratch64, c); - } else { - scratch32 = fp->f_addr; -#ifdef __arm__ - scratch32 -= __elfN(relocation_offset); -#endif - MOD_ADDR(addr, scratch32, c); - MOD_SIZE(addr, fp->f_size, c); - } - for (md = fp->f_metadata; md != NULL; md = md->md_next) { - if (!(md->md_type & MODINFOMD_NOCOPY)) { - MOD_METADATA(addr, md, c); - } - } - } - MOD_END(addr, c); - return(addr); -} - /* * Load the information expected by a kernel. * * - The 'boothowto' argument is constructed * - The 'bootdev' argument is constructed * - The kernel environment is copied into kernel space. * - Module metadata are formatted and placed in kernel space. */ static int md_load_dual(char *args, vm_offset_t *modulep, vm_offset_t *dtb, int kern64) { struct preloaded_file *kfp; struct preloaded_file *xp; struct file_metadata *md; vm_offset_t kernend; vm_offset_t addr; vm_offset_t envp; #if defined(LOADER_FDT_SUPPORT) vm_offset_t fdtp; #endif vm_offset_t size; uint64_t scratch64; char *rootdevname; int howto; #ifdef __arm__ vm_offset_t vaddr; int i; /* * These metadata addreses must be converted for kernel after * relocation. */ uint32_t mdt[] = { MODINFOMD_SSYM, MODINFOMD_ESYM, MODINFOMD_KERNEND, MODINFOMD_ENVP, #if defined(LOADER_FDT_SUPPORT) MODINFOMD_DTBP #endif }; #endif - align = kern64 ? 8 : 4; howto = md_getboothowto(args); /* * Allow the environment variable 'rootdev' to override the supplied * device. This should perhaps go to MI code and/or have $rootdev * tested/set by MI code before launching the kernel. */ rootdevname = getenv("rootdev"); if (rootdevname == NULL) rootdevname = getenv("currdev"); /* Try reading the /etc/fstab file to select the root device */ getrootmount(rootdevname); /* Find the last module in the chain */ addr = 0; for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { if (addr < (xp->f_addr + xp->f_size)) addr = xp->f_addr + xp->f_size; } /* Pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); /* Copy our environment */ envp = addr; addr = md_copyenv(addr); /* Pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); #if defined(LOADER_FDT_SUPPORT) /* Copy out FDT */ fdtp = 0; #if defined(__powerpc__) if (getenv("usefdt") != NULL) #endif { size = fdt_copy(addr); fdtp = addr; addr = roundup(addr + size, PAGE_SIZE); } #endif kernend = 0; kfp = file_findfile(NULL, kern64 ? "elf64 kernel" : "elf32 kernel"); if (kfp == NULL) kfp = file_findfile(NULL, "elf kernel"); if (kfp == NULL) panic("can't find kernel file"); file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof howto, &howto); if (kern64) { scratch64 = envp; file_addmetadata(kfp, MODINFOMD_ENVP, sizeof scratch64, &scratch64); #if defined(LOADER_FDT_SUPPORT) if (fdtp != 0) { scratch64 = fdtp; file_addmetadata(kfp, MODINFOMD_DTBP, sizeof scratch64, &scratch64); } #endif scratch64 = kernend; file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof scratch64, &scratch64); } else { file_addmetadata(kfp, MODINFOMD_ENVP, sizeof envp, &envp); #if defined(LOADER_FDT_SUPPORT) if (fdtp != 0) file_addmetadata(kfp, MODINFOMD_DTBP, sizeof fdtp, &fdtp); #endif file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend); } #ifdef LOADER_GELI_SUPPORT geli_export_key_metadata(kfp); #endif *modulep = addr; size = md_copymodules(0, kern64); kernend = roundup(addr + size, PAGE_SIZE); md = file_findmetadata(kfp, MODINFOMD_KERNEND); if (kern64) { scratch64 = kernend; bcopy(&scratch64, md->md_data, sizeof scratch64); } else { bcopy(&kernend, md->md_data, sizeof kernend); } #ifdef __arm__ /* Convert addresses to the final VA */ *modulep -= __elfN(relocation_offset); /* Do relocation fixup on metadata of each module. */ for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { for (i = 0; i < nitems(mdt); i++) { md = file_findmetadata(xp, mdt[i]); if (md) { bcopy(md->md_data, &vaddr, sizeof vaddr); vaddr -= __elfN(relocation_offset); bcopy(&vaddr, md->md_data, sizeof vaddr); } } } #endif (void)md_copymodules(addr, kern64); #if defined(LOADER_FDT_SUPPORT) if (dtb != NULL) *dtb = fdtp; #endif return(0); } int md_load(char *args, vm_offset_t *modulep, vm_offset_t *dtb) { return (md_load_dual(args, modulep, dtb, 0)); } #if defined(__powerpc__) int md_load64(char *args, vm_offset_t *modulep, vm_offset_t *dtb) { return (md_load_dual(args, modulep, dtb, 1)); } #endif diff --git a/stand/common/modinfo.c b/stand/common/modinfo.c new file mode 100644 index 000000000000..a274890ace64 --- /dev/null +++ b/stand/common/modinfo.c @@ -0,0 +1,86 @@ +/*- + * Copyright (c) 1998 Michael Smith + * All rights reserved. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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. + * + * from: FreeBSD: src/sys/boot/sparc64/loader/metadata.c,v 1.6 + */ +#include +#include +#include +#include +#include +#if defined(LOADER_FDT_SUPPORT) +#include +#endif + +#ifdef __arm__ +#include +#endif +#include + +#include "bootstrap.h" +#include "modinfo.h" + +static int align; +#define MOD_ALIGN(l) roundup(l, align) + +vm_offset_t +md_copymodules(vm_offset_t addr, bool kern64) +{ + struct preloaded_file *fp; + struct file_metadata *md; + uint64_t scratch64; + uint32_t scratch32; + int c; + + c = addr != 0; + /* start with the first module on the list, should be the kernel */ + for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { + + MOD_NAME(addr, fp->f_name, c); /* this field must come first */ + MOD_TYPE(addr, fp->f_type, c); + if (fp->f_args) + MOD_ARGS(addr, fp->f_args, c); + if (kern64) { + scratch64 = fp->f_addr; + MOD_ADDR(addr, scratch64, c); + scratch64 = fp->f_size; + MOD_SIZE(addr, scratch64, c); + } else { + scratch32 = fp->f_addr; +#ifdef __arm__ + scratch32 -= __elfN(relocation_offset); +#endif + MOD_ADDR(addr, scratch32, c); + MOD_SIZE(addr, fp->f_size, c); + } + for (md = fp->f_metadata; md != NULL; md = md->md_next) { + if (!(md->md_type & MODINFOMD_NOCOPY)) { + MOD_METADATA(addr, md, c); + } + } + } + MOD_END(addr, c); + return(addr); +} diff --git a/stand/common/modinfo.h b/stand/common/modinfo.h index 245784ccb2ed..3d7f26a3c963 100644 --- a/stand/common/modinfo.h +++ b/stand/common/modinfo.h @@ -1,72 +1,74 @@ /*- * Copyright (c) 2022, Netflix, Inc. * * SPDX-License-Identifier: BSD-2-Clause */ #ifndef COMMON_MODINFO_H #define COMMON_MODINFO_H /* * Copy module-related data into the load area, where it can be * used as a directory for loaded modules. * * Module data is presented in a self-describing format. Each datum * is preceded by a 32-bit identifier and a 32-bit size field. * * Currently, the following data are saved: * * MOD_NAME (variable) module name (string) * MOD_TYPE (variable) module type (string) * MOD_ARGS (variable) module parameters (string) * MOD_ADDR sizeof(vm_offset_t) module load address * MOD_SIZE sizeof(size_t) module size * MOD_METADATA (variable) type-specific metadata * * Clients are required to define a MOD_ALIGN(l) macro which rounds the passed * in length to the required alignment for the kernel being booted. */ #define COPY32(v, a, c) { \ uint32_t x = (v); \ if (c) \ archsw.arch_copyin(&x, a, sizeof(x)); \ a += sizeof(x); \ } #define MOD_STR(t, a, s, c) { \ COPY32(t, a, c); \ COPY32(strlen(s) + 1, a, c) \ if (c) \ archsw.arch_copyin(s, a, strlen(s) + 1);\ a += MOD_ALIGN(strlen(s) + 1); \ } #define MOD_NAME(a, s, c) MOD_STR(MODINFO_NAME, a, s, c) #define MOD_TYPE(a, s, c) MOD_STR(MODINFO_TYPE, a, s, c) #define MOD_ARGS(a, s, c) MOD_STR(MODINFO_ARGS, a, s, c) #define MOD_VAR(t, a, s, c) { \ COPY32(t, a, c); \ COPY32(sizeof(s), a, c); \ if (c) \ archsw.arch_copyin(&s, a, sizeof(s)); \ a += MOD_ALIGN(sizeof(s)); \ } #define MOD_ADDR(a, s, c) MOD_VAR(MODINFO_ADDR, a, s, c) #define MOD_SIZE(a, s, c) MOD_VAR(MODINFO_SIZE, a, s, c) #define MOD_METADATA(a, mm, c) { \ COPY32(MODINFO_METADATA | mm->md_type, a, c);\ COPY32(mm->md_size, a, c); \ if (c) \ archsw.arch_copyin(mm->md_data, a, mm->md_size);\ a += MOD_ALIGN(mm->md_size); \ } #define MOD_END(a, c) { \ COPY32(MODINFO_END, a, c); \ COPY32(0, a, c); \ } +vm_offset_t md_copymodules(vm_offset_t addr, bool kern64); + #endif /* COMMON_MODINFO_H */ diff --git a/stand/efi/loader/bootinfo.c b/stand/efi/loader/bootinfo.c index 05dfc9f59c1f..bcd2dad0bae1 100644 --- a/stand/efi/loader/bootinfo.c +++ b/stand/efi/loader/bootinfo.c @@ -1,520 +1,491 @@ /*- * Copyright (c) 1998 Michael Smith * Copyright (c) 2004, 2006 Marcel Moolenaar * Copyright (c) 2014 The FreeBSD Foundation * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include "bootstrap.h" #include "modinfo.h" #include "loader_efi.h" #if defined(__amd64__) #include #endif #include "gfx_fb.h" #if defined(LOADER_FDT_SUPPORT) #include #endif #ifdef LOADER_GELI_SUPPORT #include "geliboot.h" #endif -/* - * Align to a pointer / long - */ -#define MOD_ALIGN(l) roundup(l, sizeof(u_long)) - int bi_load(char *args, vm_offset_t *modulep, vm_offset_t *kernendp, bool exit_bs); int boot_services_gone; static int bi_getboothowto(char *kargs) { const char *sw, *tmp; char *opts; char *console; int howto, speed, port; char buf[50]; howto = boot_parse_cmdline(kargs); howto |= boot_env_to_howto(); console = getenv("console"); if (console != NULL) { if (strcmp(console, "comconsole") == 0) howto |= RB_SERIAL; if (strcmp(console, "nullconsole") == 0) howto |= RB_MUTE; #if defined(__i386__) || defined(__amd64__) if (strcmp(console, "efi") == 0 && getenv("efi_8250_uid") != NULL && getenv("hw.uart.console") == NULL) { /* * If we found a 8250 com port and com speed, we need to * tell the kernel where the serial port is, and how * fast. Ideally, we'd get the port from ACPI, but that * isn't running in the loader. Do the next best thing * by allowing it to be set by a loader.conf variable, * either a EFI specific one, or the compatible * comconsole_port if not. PCI support is needed, but * for that we'd ideally refactor the * libi386/comconsole.c code to have identical behavior. * We only try to set the port for cases where we saw * the Serial(x) node when parsing, otherwise * specialized hardware that has Uart nodes will have a * bogus address set. * But if someone specifically setup hw.uart.console, * don't override that. */ speed = -1; port = -1; tmp = getenv("efi_com_speed"); if (tmp != NULL) speed = strtol(tmp, NULL, 0); tmp = getenv("efi_com_port"); if (tmp == NULL) tmp = getenv("comconsole_port"); if (tmp != NULL) port = strtol(tmp, NULL, 0); if (speed != -1 && port != -1) { snprintf(buf, sizeof(buf), "io:%d,br:%d", port, speed); env_setenv("hw.uart.console", EV_VOLATILE, buf, NULL, NULL); } } #endif } return (howto); } /* * Copy the environment into the load area starting at (addr). * Each variable is formatted as =, with a single nul * separating each variable, and a double nul terminating the environment. */ static vm_offset_t bi_copyenv(vm_offset_t start) { struct env_var *ep; vm_offset_t addr, last; size_t len; addr = last = start; /* Traverse the environment. */ for (ep = environ; ep != NULL; ep = ep->ev_next) { len = strlen(ep->ev_name); if ((size_t)archsw.arch_copyin(ep->ev_name, addr, len) != len) break; addr += len; if (archsw.arch_copyin("=", addr, 1) != 1) break; addr++; if (ep->ev_value != NULL) { len = strlen(ep->ev_value); if ((size_t)archsw.arch_copyin(ep->ev_value, addr, len) != len) break; addr += len; } if (archsw.arch_copyin("", addr, 1) != 1) break; last = ++addr; } if (archsw.arch_copyin("", last++, 1) != 1) last = start; return(last); } -static vm_offset_t -bi_copymodules(vm_offset_t addr) -{ - struct preloaded_file *fp; - struct file_metadata *md; - int c; - uint64_t v; - - c = addr != 0; - /* Start with the first module on the list, should be the kernel. */ - for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { - MOD_NAME(addr, fp->f_name, c); /* This must come first. */ - MOD_TYPE(addr, fp->f_type, c); - if (fp->f_args) - MOD_ARGS(addr, fp->f_args, c); - v = fp->f_addr; -#if defined(__arm__) - v -= __elfN(relocation_offset); -#endif - MOD_ADDR(addr, v, c); - v = fp->f_size; - MOD_SIZE(addr, v, c); - for (md = fp->f_metadata; md != NULL; md = md->md_next) - if (!(md->md_type & MODINFOMD_NOCOPY)) - MOD_METADATA(addr, md, c); - } - MOD_END(addr, c); - return(addr); -} - static EFI_STATUS efi_do_vmap(EFI_MEMORY_DESCRIPTOR *mm, UINTN sz, UINTN mmsz, UINT32 mmver) { EFI_MEMORY_DESCRIPTOR *desc, *viter, *vmap; EFI_STATUS ret; int curr, ndesc, nset; nset = 0; desc = mm; ndesc = sz / mmsz; vmap = malloc(sz); if (vmap == NULL) /* This isn't really an EFI error case, but pretend it is */ return (EFI_OUT_OF_RESOURCES); viter = vmap; for (curr = 0; curr < ndesc; curr++, desc = NextMemoryDescriptor(desc, mmsz)) { if ((desc->Attribute & EFI_MEMORY_RUNTIME) != 0) { ++nset; desc->VirtualStart = desc->PhysicalStart; *viter = *desc; viter = NextMemoryDescriptor(viter, mmsz); } } ret = RS->SetVirtualAddressMap(nset * mmsz, mmsz, mmver, vmap); free(vmap); return (ret); } static int bi_load_efi_data(struct preloaded_file *kfp, bool exit_bs) { EFI_MEMORY_DESCRIPTOR *mm; EFI_PHYSICAL_ADDRESS addr = 0; EFI_STATUS status; const char *efi_novmap; size_t efisz; UINTN efi_mapkey; UINTN dsz, pages, retry, sz; UINT32 mmver; struct efi_map_header *efihdr; bool do_vmap; #if defined(__amd64__) || defined(__aarch64__) struct efi_fb efifb; efifb.fb_addr = gfx_state.tg_fb.fb_addr; efifb.fb_size = gfx_state.tg_fb.fb_size; efifb.fb_height = gfx_state.tg_fb.fb_height; efifb.fb_width = gfx_state.tg_fb.fb_width; efifb.fb_stride = gfx_state.tg_fb.fb_stride; efifb.fb_mask_red = gfx_state.tg_fb.fb_mask_red; efifb.fb_mask_green = gfx_state.tg_fb.fb_mask_green; efifb.fb_mask_blue = gfx_state.tg_fb.fb_mask_blue; efifb.fb_mask_reserved = gfx_state.tg_fb.fb_mask_reserved; printf("EFI framebuffer information:\n"); printf("addr, size 0x%jx, 0x%jx\n", efifb.fb_addr, efifb.fb_size); printf("dimensions %d x %d\n", efifb.fb_width, efifb.fb_height); printf("stride %d\n", efifb.fb_stride); printf("masks 0x%08x, 0x%08x, 0x%08x, 0x%08x\n", efifb.fb_mask_red, efifb.fb_mask_green, efifb.fb_mask_blue, efifb.fb_mask_reserved); if (efifb.fb_addr != 0) file_addmetadata(kfp, MODINFOMD_EFI_FB, sizeof(efifb), &efifb); #endif do_vmap = true; efi_novmap = getenv("efi_disable_vmap"); if (efi_novmap != NULL) do_vmap = strcasecmp(efi_novmap, "YES") != 0; efisz = (sizeof(struct efi_map_header) + 0xf) & ~0xf; /* * Assign size of EFI_MEMORY_DESCRIPTOR to keep compatible with * u-boot which doesn't fill this value when buffer for memory * descriptors is too small (eg. 0 to obtain memory map size) */ dsz = sizeof(EFI_MEMORY_DESCRIPTOR); /* * Allocate enough pages to hold the bootinfo block and the * memory map EFI will return to us. The memory map has an * unknown size, so we have to determine that first. Note that * the AllocatePages call can itself modify the memory map, so * we have to take that into account as well. The changes to * the memory map are caused by splitting a range of free * memory into two, so that one is marked as being loader * data. */ sz = 0; mm = NULL; /* * Matthew Garrett has observed at least one system changing the * memory map when calling ExitBootServices, causing it to return an * error, probably because callbacks are allocating memory. * So we need to retry calling it at least once. */ for (retry = 2; retry > 0; retry--) { for (;;) { status = BS->GetMemoryMap(&sz, mm, &efi_mapkey, &dsz, &mmver); if (!EFI_ERROR(status)) break; if (status != EFI_BUFFER_TOO_SMALL) { printf("%s: GetMemoryMap error %lu\n", __func__, EFI_ERROR_CODE(status)); return (EINVAL); } if (addr != 0) BS->FreePages(addr, pages); /* Add 10 descriptors to the size to allow for * fragmentation caused by calling AllocatePages */ sz += (10 * dsz); pages = EFI_SIZE_TO_PAGES(sz + efisz); status = BS->AllocatePages(AllocateAnyPages, EfiLoaderData, pages, &addr); if (EFI_ERROR(status)) { printf("%s: AllocatePages error %lu\n", __func__, EFI_ERROR_CODE(status)); return (ENOMEM); } /* * Read the memory map and stash it after bootinfo. Align the * memory map on a 16-byte boundary (the bootinfo block is page * aligned). */ efihdr = (struct efi_map_header *)(uintptr_t)addr; mm = (void *)((uint8_t *)efihdr + efisz); sz = (EFI_PAGE_SIZE * pages) - efisz; } if (!exit_bs) break; status = BS->ExitBootServices(IH, efi_mapkey); if (!EFI_ERROR(status)) break; } if (retry == 0) { BS->FreePages(addr, pages); printf("ExitBootServices error %lu\n", EFI_ERROR_CODE(status)); return (EINVAL); } /* * This may be disabled by setting efi_disable_vmap in * loader.conf(5). By default we will setup the virtual * map entries. */ if (do_vmap) efi_do_vmap(mm, sz, dsz, mmver); efihdr->memory_size = sz; efihdr->descriptor_size = dsz; efihdr->descriptor_version = mmver; file_addmetadata(kfp, MODINFOMD_EFI_MAP, efisz + sz, efihdr); return (0); } /* * Load the information expected by an amd64 kernel. * * - The 'boothowto' argument is constructed. * - The 'bootdev' argument is constructed. * - The 'bootinfo' struct is constructed, and copied into the kernel space. * - The kernel environment is copied into kernel space. * - Module metadata are formatted and placed in kernel space. */ int bi_load(char *args, vm_offset_t *modulep, vm_offset_t *kernendp, bool exit_bs) { struct preloaded_file *xp, *kfp; struct devdesc *rootdev; struct file_metadata *md; vm_offset_t addr; uint64_t kernend, module; uint64_t envp; vm_offset_t size; char *rootdevname; int howto; + bool is64; #if defined(LOADER_FDT_SUPPORT) vm_offset_t dtbp; int dtb_size; #endif #if defined(__arm__) vm_offset_t vaddr; size_t i; /* * These metadata addreses must be converted for kernel after * relocation. */ uint32_t mdt[] = { MODINFOMD_SSYM, MODINFOMD_ESYM, MODINFOMD_KERNEND, MODINFOMD_ENVP, MODINFOMD_FONT, #if defined(LOADER_FDT_SUPPORT) MODINFOMD_DTBP #endif }; #endif +#ifdef __LP64__ + is64 = true; +#else + is64 = false; +#endif howto = bi_getboothowto(args); /* * Allow the environment variable 'rootdev' to override the supplied * device. This should perhaps go to MI code and/or have $rootdev * tested/set by MI code before launching the kernel. */ rootdevname = getenv("rootdev"); archsw.arch_getdev((void**)(&rootdev), rootdevname, NULL); if (rootdev == NULL) { printf("Can't determine root device.\n"); return(EINVAL); } /* Try reading the /etc/fstab file to select the root device */ getrootmount(devformat(rootdev)); addr = 0; for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { if (addr < (xp->f_addr + xp->f_size)) addr = xp->f_addr + xp->f_size; } /* Pad to a page boundary. */ addr = roundup(addr, PAGE_SIZE); addr = build_font_module(addr); /* Pad to a page boundary. */ addr = roundup(addr, PAGE_SIZE); /* Copy our environment. */ envp = addr; addr = bi_copyenv(addr); /* Pad to a page boundary. */ addr = roundup(addr, PAGE_SIZE); #if defined(LOADER_FDT_SUPPORT) /* Handle device tree blob */ dtbp = addr; dtb_size = fdt_copy(addr); /* Pad to a page boundary */ if (dtb_size) addr += roundup(dtb_size, PAGE_SIZE); #endif kfp = file_findfile(NULL, "elf kernel"); if (kfp == NULL) kfp = file_findfile(NULL, "elf64 kernel"); if (kfp == NULL) panic("can't find kernel file"); kernend = 0; /* fill it in later */ /* Figure out the size and location of the metadata. */ module = *modulep = addr; file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof(howto), &howto); file_addmetadata(kfp, MODINFOMD_ENVP, sizeof(envp), &envp); #if defined(LOADER_FDT_SUPPORT) if (dtb_size) file_addmetadata(kfp, MODINFOMD_DTBP, sizeof(dtbp), &dtbp); else printf("WARNING! Trying to fire up the kernel, but no " "device tree blob found!\n"); #endif file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof(kernend), &kernend); #ifdef MODINFOMD_MODULEP file_addmetadata(kfp, MODINFOMD_MODULEP, sizeof(module), &module); #endif file_addmetadata(kfp, MODINFOMD_FW_HANDLE, sizeof(ST), &ST); #ifdef LOADER_GELI_SUPPORT geli_export_key_metadata(kfp); #endif bi_load_efi_data(kfp, exit_bs); - size = bi_copymodules(0); + size = md_copymodules(0, is64); kernend = roundup(addr + size, PAGE_SIZE); *kernendp = kernend; /* patch MODINFOMD_KERNEND */ md = file_findmetadata(kfp, MODINFOMD_KERNEND); bcopy(&kernend, md->md_data, sizeof kernend); #if defined(__arm__) *modulep -= __elfN(relocation_offset); /* Do relocation fixup on metadata of each module. */ for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { for (i = 0; i < nitems(mdt); i++) { md = file_findmetadata(xp, mdt[i]); if (md) { bcopy(md->md_data, &vaddr, sizeof vaddr); vaddr -= __elfN(relocation_offset); bcopy(&vaddr, md->md_data, sizeof vaddr); } } } #endif /* Copy module list and metadata. */ - (void)bi_copymodules(addr); + (void)md_copymodules(addr, is64); return (0); } diff --git a/stand/i386/libi386/bootinfo32.c b/stand/i386/libi386/bootinfo32.c index f00c692a3993..965b62bbad81 100644 --- a/stand/i386/libi386/bootinfo32.c +++ b/stand/i386/libi386/bootinfo32.c @@ -1,229 +1,198 @@ /*- * Copyright (c) 1998 Michael Smith * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include "bootstrap.h" #include "modinfo.h" #include "libi386.h" #include "btxv86.h" #ifdef LOADER_GELI_SUPPORT #include "geliboot.h" #endif static struct bootinfo bi; -/* - * We have 4 byte alignment for 32-bit targets. This code is compiled as 32-bit - * code... - */ -#define MOD_ALIGN(l) roundup(l, sizeof(u_long)) - -static vm_offset_t -bi_copymodules32(vm_offset_t addr) -{ - struct preloaded_file *fp; - struct file_metadata *md; - int c; - - c = addr != 0; - /* start with the first module on the list, should be the kernel */ - for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { - - MOD_NAME(addr, fp->f_name, c); /* this field must come first */ - MOD_TYPE(addr, fp->f_type, c); - if (fp->f_args) - MOD_ARGS(addr, fp->f_args, c); - MOD_ADDR(addr, fp->f_addr, c); - MOD_SIZE(addr, fp->f_size, c); - for (md = fp->f_metadata; md != NULL; md = md->md_next) - if (!(md->md_type & MODINFOMD_NOCOPY)) - MOD_METADATA(addr, md, c); - } - MOD_END(addr, c); - return(addr); -} - /* * Load the information expected by an i386 kernel. * * - The 'boothowto' argument is constructed * - The 'bootdev' argument is constructed * - The 'bootinfo' struct is constructed, and copied into the kernel space. * - The kernel environment is copied into kernel space. * - Module metadata are formatted and placed in kernel space. */ int bi_load32(char *args, int *howtop, int *bootdevp, vm_offset_t *bip, vm_offset_t *modulep, vm_offset_t *kernendp) { struct preloaded_file *xp, *kfp; struct i386_devdesc *rootdev; struct file_metadata *md; vm_offset_t addr; vm_offset_t kernend; vm_offset_t envp; vm_offset_t size; vm_offset_t ssym, esym; char *rootdevname; int bootdevnr, i, howto; char *kernelname; const char *kernelpath; howto = bi_getboothowto(args); /* * Allow the environment variable 'rootdev' to override the supplied device * This should perhaps go to MI code and/or have $rootdev tested/set by * MI code before launching the kernel. */ rootdevname = getenv("rootdev"); i386_getdev((void **)(&rootdev), rootdevname, NULL); if (rootdev == NULL) { /* bad $rootdev/$currdev */ printf("can't determine root device\n"); return(EINVAL); } /* Try reading the /etc/fstab file to select the root device */ getrootmount(devformat(&rootdev->dd)); /* Do legacy rootdev guessing */ /* XXX - use a default bootdev of 0. Is this ok??? */ bootdevnr = 0; switch(rootdev->dd.d_dev->dv_type) { case DEVT_CD: case DEVT_DISK: /* pass in the BIOS device number of the current disk */ bi.bi_bios_dev = bd_unit2bios(rootdev); bootdevnr = bd_getdev(rootdev); break; case DEVT_NET: case DEVT_ZFS: break; default: printf("WARNING - don't know how to boot from device type %d\n", rootdev->dd.d_dev->dv_type); } if (bootdevnr == -1) { printf("root device %s invalid\n", devformat(&rootdev->dd)); return (EINVAL); } free(rootdev); /* find the last module in the chain */ addr = 0; for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { if (addr < (xp->f_addr + xp->f_size)) addr = xp->f_addr + xp->f_size; } /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); addr = build_font_module(addr); /* copy our environment */ envp = addr; addr = bi_copyenv(addr); /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); kfp = file_findfile(NULL, "elf kernel"); if (kfp == NULL) kfp = file_findfile(NULL, "elf32 kernel"); if (kfp == NULL) panic("can't find kernel file"); kernend = 0; /* fill it in later */ file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof howto, &howto); file_addmetadata(kfp, MODINFOMD_ENVP, sizeof envp, &envp); file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend); bios_addsmapdata(kfp); #ifdef LOADER_GELI_SUPPORT geli_export_key_metadata(kfp); #endif bi_load_vbe_data(kfp); /* Figure out the size and location of the metadata */ *modulep = addr; - size = bi_copymodules32(0); + size = md_copymodules(0, false); kernend = roundup(addr + size, PAGE_SIZE); *kernendp = kernend; /* patch MODINFOMD_KERNEND */ md = file_findmetadata(kfp, MODINFOMD_KERNEND); bcopy(&kernend, md->md_data, sizeof kernend); /* copy module list and metadata */ - (void)bi_copymodules32(addr); + (void)md_copymodules(addr, false); ssym = esym = 0; md = file_findmetadata(kfp, MODINFOMD_SSYM); if (md != NULL) ssym = *((vm_offset_t *)&(md->md_data)); md = file_findmetadata(kfp, MODINFOMD_ESYM); if (md != NULL) esym = *((vm_offset_t *)&(md->md_data)); if (ssym == 0 || esym == 0) ssym = esym = 0; /* sanity */ /* legacy bootinfo structure */ kernelname = getenv("kernelname"); i386_getdev(NULL, kernelname, &kernelpath); bi.bi_version = BOOTINFO_VERSION; bi.bi_kernelname = 0; /* XXX char * -> kernel name */ bi.bi_nfs_diskless = 0; /* struct nfs_diskless * */ bi.bi_n_bios_used = 0; /* XXX would have to hook biosdisk driver for these */ for (i = 0; i < N_BIOS_GEOM; i++) bi.bi_bios_geom[i] = bd_getbigeom(i); bi.bi_size = sizeof(bi); bi.bi_memsizes_valid = 1; bi.bi_basemem = bios_basemem / 1024; bi.bi_extmem = bios_extmem / 1024; bi.bi_envp = envp; bi.bi_modulep = *modulep; bi.bi_kernend = kernend; bi.bi_kernelname = VTOP(kernelpath); bi.bi_symtab = ssym; /* XXX this is only the primary kernel symtab */ bi.bi_esymtab = esym; /* legacy boot arguments */ *howtop = howto | RB_BOOTINFO; *bootdevp = bootdevnr; *bip = VTOP(&bi); return(0); } diff --git a/stand/i386/libi386/bootinfo64.c b/stand/i386/libi386/bootinfo64.c index 18ed4af3e27f..8b5eb8c1db93 100644 --- a/stand/i386/libi386/bootinfo64.c +++ b/stand/i386/libi386/bootinfo64.c @@ -1,222 +1,188 @@ /*- * Copyright (c) 1998 Michael Smith * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include "bootstrap.h" #include "modinfo.h" #include "libi386.h" #include "btxv86.h" #ifdef LOADER_GELI_SUPPORT #include "geliboot.h" #endif -/* - * We have 8 byte alignment for 64-bit targets. This code is compiled as 64-bit - * code... - */ -#define MOD_ALIGN(l) roundup(l, sizeof(uint64_t)) - -static vm_offset_t -bi_copymodules64(vm_offset_t addr) -{ - struct preloaded_file *fp; - struct file_metadata *md; - int c; - uint64_t v; - - c = addr != 0; - /* start with the first module on the list, should be the kernel */ - for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { - - MOD_NAME(addr, fp->f_name, c); /* this field must come first */ - MOD_TYPE(addr, fp->f_type, c); - if (fp->f_args) - MOD_ARGS(addr, fp->f_args, c); - v = fp->f_addr; - MOD_ADDR(addr, v, c); - v = fp->f_size; - MOD_SIZE(addr, v, c); - for (md = fp->f_metadata; md != NULL; md = md->md_next) - if (!(md->md_type & MODINFOMD_NOCOPY)) - MOD_METADATA(addr, md, c); - } - MOD_END(addr, c); - return(addr); -} - /* * Check to see if this CPU supports long mode. */ static int bi_checkcpu(void) { char *cpu_vendor; int vendor[3]; int eflags; unsigned int regs[4]; /* Check for presence of "cpuid". */ eflags = read_eflags(); write_eflags(eflags ^ PSL_ID); if (!((eflags ^ read_eflags()) & PSL_ID)) return (0); /* Fetch the vendor string. */ do_cpuid(0, regs); vendor[0] = regs[1]; vendor[1] = regs[3]; vendor[2] = regs[2]; cpu_vendor = (char *)vendor; /* Check for vendors that support AMD features. */ if (strncmp(cpu_vendor, INTEL_VENDOR_ID, 12) != 0 && strncmp(cpu_vendor, AMD_VENDOR_ID, 12) != 0 && strncmp(cpu_vendor, HYGON_VENDOR_ID, 12) != 0 && strncmp(cpu_vendor, CENTAUR_VENDOR_ID, 12) != 0) return (0); /* Has to support AMD features. */ do_cpuid(0x80000000, regs); if (!(regs[0] >= 0x80000001)) return (0); /* Check for long mode. */ do_cpuid(0x80000001, regs); return (regs[3] & AMDID_LM); } /* * Load the information expected by an amd64 kernel. * * - The 'boothowto' argument is constructed * - The 'bootdev' argument is constructed * - The 'bootinfo' struct is constructed, and copied into the kernel space. * - The kernel environment is copied into kernel space. * - Module metadata are formatted and placed in kernel space. */ int bi_load64(char *args, vm_offset_t *modulep, vm_offset_t *kernendp, int add_smap) { struct preloaded_file *xp, *kfp; struct i386_devdesc *rootdev; struct file_metadata *md; uint64_t kernend; uint64_t envp; uint64_t module; uint64_t addr; vm_offset_t size; char *rootdevname; int howto; if (!bi_checkcpu()) { printf("CPU doesn't support long mode\n"); return (EINVAL); } howto = bi_getboothowto(args); /* * Allow the environment variable 'rootdev' to override the supplied device * This should perhaps go to MI code and/or have $rootdev tested/set by * MI code before launching the kernel. */ rootdevname = getenv("rootdev"); i386_getdev((void **)(&rootdev), rootdevname, NULL); if (rootdev == NULL) { /* bad $rootdev/$currdev */ printf("can't determine root device\n"); return(EINVAL); } /* Try reading the /etc/fstab file to select the root device */ getrootmount(devformat(&rootdev->dd)); addr = 0; /* find the last module in the chain */ for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { if (addr < (xp->f_addr + xp->f_size)) addr = xp->f_addr + xp->f_size; } /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); addr = build_font_module(addr); /* place the metadata before anything */ module = *modulep = addr; kfp = file_findfile(NULL, "elf kernel"); if (kfp == NULL) kfp = file_findfile(NULL, "elf64 kernel"); if (kfp == NULL) panic("can't find kernel file"); kernend = 0; /* fill it in later */ file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof howto, &howto); file_addmetadata(kfp, MODINFOMD_ENVP, sizeof envp, &envp); file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend); file_addmetadata(kfp, MODINFOMD_MODULEP, sizeof module, &module); if (add_smap != 0) bios_addsmapdata(kfp); #ifdef LOADER_GELI_SUPPORT geli_export_key_metadata(kfp); #endif bi_load_vbe_data(kfp); - size = bi_copymodules64(0); + size = md_copymodules(0, true); /* copy our environment */ envp = roundup(addr + size, PAGE_SIZE); addr = bi_copyenv(envp); /* set kernend */ kernend = roundup(addr, PAGE_SIZE); *kernendp = kernend; /* patch MODINFOMD_KERNEND */ md = file_findmetadata(kfp, MODINFOMD_KERNEND); bcopy(&kernend, md->md_data, sizeof kernend); /* patch MODINFOMD_ENVP */ md = file_findmetadata(kfp, MODINFOMD_ENVP); bcopy(&envp, md->md_data, sizeof envp); /* copy module list and metadata */ - (void)bi_copymodules64(*modulep); + (void)md_copymodules(*modulep, true); return(0); } diff --git a/stand/loader.mk b/stand/loader.mk index aa88122cb7a1..9fa4c74e2501 100644 --- a/stand/loader.mk +++ b/stand/loader.mk @@ -1,172 +1,173 @@ # $FreeBSD$ .PATH: ${LDRSRC} ${BOOTSRC}/libsa CFLAGS+=-I${LDRSRC} SRCS+= boot.c commands.c console.c devopen.c interp.c SRCS+= interp_backslash.c interp_parse.c ls.c misc.c +SRCS+= modinfo.c SRCS+= module.c nvstore.c pnglite.c tslog.c CFLAGS.module.c += -I$(SRCTOP)/sys/teken -I${SRCTOP}/contrib/pnglite .PATH: ${SRCTOP}/contrib/pnglite CFLAGS.pnglite.c+= -I${SRCTOP}/contrib/pnglite CFLAGS.pnglite.c+= -DHAVE_MEMCPY -I${SRCTOP}/sys/contrib/zlib .if ${MACHINE} == "i386" || ${MACHINE_CPUARCH} == "amd64" SRCS+= load_elf32.c load_elf32_obj.c reloc_elf32.c SRCS+= load_elf64.c load_elf64_obj.c reloc_elf64.c .elif ${MACHINE_CPUARCH} == "aarch64" SRCS+= load_elf64.c reloc_elf64.c .elif ${MACHINE_CPUARCH} == "arm" SRCS+= load_elf32.c reloc_elf32.c .elif ${MACHINE_CPUARCH} == "powerpc" SRCS+= load_elf32.c reloc_elf32.c SRCS+= load_elf64.c reloc_elf64.c SRCS+= metadata.c .elif ${MACHINE_CPUARCH} == "riscv" SRCS+= load_elf64.c reloc_elf64.c SRCS+= metadata.c .endif .if ${LOADER_DISK_SUPPORT:Uyes} == "yes" CFLAGS.part.c+= -DHAVE_MEMCPY -I${SRCTOP}/sys/contrib/zlib SRCS+= disk.c part.c vdisk.c .endif .if ${LOADER_NET_SUPPORT:Uno} == "yes" SRCS+= dev_net.c .endif .if defined(HAVE_BCACHE) SRCS+= bcache.c .endif .if defined(MD_IMAGE_SIZE) CFLAGS+= -DMD_IMAGE_SIZE=${MD_IMAGE_SIZE} SRCS+= md.c .else CLEANFILES+= md.o .endif # Machine-independent ISA PnP .if defined(HAVE_ISABUS) SRCS+= isapnp.c .endif .if defined(HAVE_PNP) SRCS+= pnp.c .endif .if ${LOADER_INTERP} == "lua" SRCS+= interp_lua.c .include "${BOOTSRC}/lua.mk" LDR_INTERP= ${LIBLUA} LDR_INTERP32= ${LIBLUA32} CFLAGS.interp_lua.c= -DLUA_PATH=\"${LUAPATH}\" -I${FLUASRC}/modules .elif ${LOADER_INTERP} == "4th" SRCS+= interp_forth.c .include "${BOOTSRC}/ficl.mk" LDR_INTERP= ${LIBFICL} LDR_INTERP32= ${LIBFICL32} .elif ${LOADER_INTERP} == "simp" SRCS+= interp_simple.c .else .error Unknown interpreter ${LOADER_INTERP} .endif .include "${BOOTSRC}/veriexec.mk" .if defined(BOOT_PROMPT_123) CFLAGS+= -DBOOT_PROMPT_123 .endif .if defined(LOADER_INSTALL_SUPPORT) SRCS+= install.c .endif # Filesystem support .if ${LOADER_CD9660_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_CD9660_SUPPORT .endif .if ${LOADER_EXT2FS_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_EXT2FS_SUPPORT .endif .if ${LOADER_MSDOS_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_MSDOS_SUPPORT .endif .if ${LOADER_UFS_SUPPORT:Uyes} == "yes" CFLAGS+= -DLOADER_UFS_SUPPORT .endif # Compression .if ${LOADER_GZIP_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_GZIP_SUPPORT .endif .if ${LOADER_BZIP2_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_BZIP2_SUPPORT .endif # Network related things .if ${LOADER_NET_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_NET_SUPPORT .endif .if ${LOADER_NFS_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_NFS_SUPPORT .endif .if ${LOADER_TFTP_SUPPORT:Uno} == "yes" CFLAGS+= -DLOADER_TFTP_SUPPORT .endif # Partition support .if ${LOADER_GPT_SUPPORT:Uyes} == "yes" CFLAGS+= -DLOADER_GPT_SUPPORT .endif .if ${LOADER_MBR_SUPPORT:Uyes} == "yes" CFLAGS+= -DLOADER_MBR_SUPPORT .endif .if ${HAVE_ZFS:Uno} == "yes" CFLAGS+= -DLOADER_ZFS_SUPPORT CFLAGS+= -I${ZFSSRC} CFLAGS+= -I${SYSDIR}/cddl/boot/zfs CFLAGS+= -I${SYSDIR}/cddl/contrib/opensolaris/uts/common SRCS+= zfs_cmd.c .endif LIBFICL= ${BOOTOBJ}/ficl/libficl.a .if ${MACHINE} == "i386" LIBFICL32= ${LIBFICL} .else LIBFICL32= ${BOOTOBJ}/ficl32/libficl.a .endif LIBLUA= ${BOOTOBJ}/liblua/liblua.a .if ${MACHINE} == "i386" LIBLUA32= ${LIBLUA} .else LIBLUA32= ${BOOTOBJ}/liblua32/liblua.a .endif CLEANFILES+= vers.c VERSION_FILE?= ${.CURDIR}/version .if ${MK_REPRODUCIBLE_BUILD} != no REPRO_FLAG= -r .endif vers.c: ${LDRSRC}/newvers.sh ${VERSION_FILE} sh ${LDRSRC}/newvers.sh ${REPRO_FLAG} ${VERSION_FILE} \ ${NEWVERSWHAT} .if ${MK_LOADER_VERBOSE} != "no" CFLAGS+= -DELF_VERBOSE .endif .if !empty(HELP_FILES) HELP_FILES+= ${LDRSRC}/help.common CLEANFILES+= loader.help FILES+= loader.help loader.help: ${HELP_FILES} cat ${HELP_FILES} | awk -f ${LDRSRC}/merge_help.awk > ${.TARGET} .endif diff --git a/stand/userboot/userboot/bootinfo32.c b/stand/userboot/userboot/bootinfo32.c index a717f4ad1f5a..8203f90c98fe 100644 --- a/stand/userboot/userboot/bootinfo32.c +++ b/stand/userboot/userboot/bootinfo32.c @@ -1,216 +1,186 @@ /*- * Copyright (c) 1998 Michael Smith * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include "bootstrap.h" #include "modinfo.h" #include "libuserboot.h" #ifdef LOADER_GELI_SUPPORT #include "geliboot.h" #endif static struct bootinfo bi; -/* - * We have 4 byte alignment for 32-bit targets. - */ -#define MOD_ALIGN(l) roundup(l, sizeof(uint32_t)) - -static vm_offset_t -bi_copymodules32(vm_offset_t addr) -{ - struct preloaded_file *fp; - struct file_metadata *md; - int c; - - c = addr != 0; - /* start with the first module on the list, should be the kernel */ - for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { - - MOD_NAME(addr, fp->f_name, c); /* this field must come first */ - MOD_TYPE(addr, fp->f_type, c); - if (fp->f_args) - MOD_ARGS(addr, fp->f_args, c); - MOD_ADDR(addr, fp->f_addr, c); - MOD_SIZE(addr, fp->f_size, c); - for (md = fp->f_metadata; md != NULL; md = md->md_next) - if (!(md->md_type & MODINFOMD_NOCOPY)) - MOD_METADATA(addr, md, c); - } - MOD_END(addr, c); - return(addr); -} - /* * Load the information expected by an i386 kernel. * * - The 'boothowto' argument is constructed * - The 'bootdev' argument is constructed * - The 'bootinfo' struct is constructed, and copied into the kernel space. * - The kernel environment is copied into kernel space. * - Module metadata are formatted and placed in kernel space. */ int bi_load32(char *args, int *howtop, int *bootdevp, vm_offset_t *bip, vm_offset_t *modulep, vm_offset_t *kernendp) { struct preloaded_file *xp, *kfp; struct devdesc *rootdev; struct file_metadata *md; vm_offset_t addr; vm_offset_t kernend; vm_offset_t envp; vm_offset_t size; vm_offset_t ssym, esym; char *rootdevname; int bootdevnr, howto; char *kernelname; const char *kernelpath; uint64_t lowmem, highmem; howto = bi_getboothowto(args); /* * Allow the environment variable 'rootdev' to override the supplied device * This should perhaps go to MI code and/or have $rootdev tested/set by * MI code before launching the kernel. */ rootdevname = getenv("rootdev"); userboot_getdev((void **)(&rootdev), rootdevname, NULL); if (rootdev == NULL) { /* bad $rootdev/$currdev */ printf("can't determine root device\n"); return(EINVAL); } /* Try reading the /etc/fstab file to select the root device */ getrootmount(devformat(rootdev)); bootdevnr = 0; #if 0 if (bootdevnr == -1) { printf("root device %s invalid\n", devformat(rootdev)); return (EINVAL); } #endif free(rootdev); /* find the last module in the chain */ addr = 0; for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { if (addr < (xp->f_addr + xp->f_size)) addr = xp->f_addr + xp->f_size; } /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); /* copy our environment */ envp = addr; addr = bi_copyenv(addr); /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); kfp = file_findfile(NULL, "elf kernel"); if (kfp == NULL) kfp = file_findfile(NULL, "elf32 kernel"); if (kfp == NULL) panic("can't find kernel file"); kernend = 0; /* fill it in later */ file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof howto, &howto); file_addmetadata(kfp, MODINFOMD_ENVP, sizeof envp, &envp); file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend); bios_addsmapdata(kfp); #ifdef LOADER_GELI_SUPPORT geli_export_key_metadata(kfp); #endif /* Figure out the size and location of the metadata */ *modulep = addr; - size = bi_copymodules32(0); + size = md_copymodules(0, false); kernend = roundup(addr + size, PAGE_SIZE); *kernendp = kernend; /* patch MODINFOMD_KERNEND */ md = file_findmetadata(kfp, MODINFOMD_KERNEND); bcopy(&kernend, md->md_data, sizeof kernend); /* copy module list and metadata */ - (void)bi_copymodules32(addr); + (void)md_copymodules(addr, false); ssym = esym = 0; md = file_findmetadata(kfp, MODINFOMD_SSYM); if (md != NULL) ssym = *((vm_offset_t *)&(md->md_data)); md = file_findmetadata(kfp, MODINFOMD_ESYM); if (md != NULL) esym = *((vm_offset_t *)&(md->md_data)); if (ssym == 0 || esym == 0) ssym = esym = 0; /* sanity */ /* legacy bootinfo structure */ kernelname = getenv("kernelname"); userboot_getdev(NULL, kernelname, &kernelpath); bi.bi_version = BOOTINFO_VERSION; bi.bi_kernelname = 0; /* XXX char * -> kernel name */ bi.bi_nfs_diskless = 0; /* struct nfs_diskless * */ bi.bi_n_bios_used = 0; /* XXX would have to hook biosdisk driver for these */ #if 0 for (i = 0; i < N_BIOS_GEOM; i++) bi.bi_bios_geom[i] = bd_getbigeom(i); #endif bi.bi_size = sizeof(bi); CALLBACK(getmem, &lowmem, &highmem); bi.bi_memsizes_valid = 1; bi.bi_basemem = 640; bi.bi_extmem = (lowmem - 0x100000) / 1024; bi.bi_envp = envp; bi.bi_modulep = *modulep; bi.bi_kernend = kernend; bi.bi_symtab = ssym; /* XXX this is only the primary kernel symtab */ bi.bi_esymtab = esym; /* * Copy the legacy bootinfo and kernel name to the guest at 0x2000 */ bi.bi_kernelname = 0x2000 + sizeof(bi); CALLBACK(copyin, &bi, 0x2000, sizeof(bi)); CALLBACK(copyin, kernelname, 0x2000 + sizeof(bi), strlen(kernelname) + 1); /* legacy boot arguments */ *howtop = howto | RB_BOOTINFO; *bootdevp = bootdevnr; *bip = 0x2000; return(0); } diff --git a/stand/userboot/userboot/bootinfo64.c b/stand/userboot/userboot/bootinfo64.c index 773f59474bf4..6d711cf51759 100644 --- a/stand/userboot/userboot/bootinfo64.c +++ b/stand/userboot/userboot/bootinfo64.c @@ -1,205 +1,171 @@ /*- * Copyright (c) 1998 Michael Smith * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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. */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include "bootstrap.h" #include "modinfo.h" #include "libuserboot.h" -/* - * We have 8 byte alignment for 64-bit targets. This code is compiled as 32-bit - * code... - */ -#define MOD_ALIGN(l) roundup(l, sizeof(uint64_t)) - -static vm_offset_t -bi_copymodules64(vm_offset_t addr) -{ - struct preloaded_file *fp; - struct file_metadata *md; - int c; - uint64_t v; - - c = addr != 0; - /* start with the first module on the list, should be the kernel */ - for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) { - - MOD_NAME(addr, fp->f_name, c); /* this field must come first */ - MOD_TYPE(addr, fp->f_type, c); - if (fp->f_args) - MOD_ARGS(addr, fp->f_args, c); - v = fp->f_addr; - MOD_ADDR(addr, v, c); - v = fp->f_size; - MOD_SIZE(addr, v, c); - for (md = fp->f_metadata; md != NULL; md = md->md_next) - if (!(md->md_type & MODINFOMD_NOCOPY)) - MOD_METADATA(addr, md, c); - } - MOD_END(addr, c); - return(addr); -} - /* * Check to see if this CPU supports long mode. */ static int bi_checkcpu(void) { #if 0 char *cpu_vendor; int vendor[3]; int eflags, regs[4]; /* Check for presence of "cpuid". */ eflags = read_eflags(); write_eflags(eflags ^ PSL_ID); if (!((eflags ^ read_eflags()) & PSL_ID)) return (0); /* Fetch the vendor string. */ do_cpuid(0, regs); vendor[0] = regs[1]; vendor[1] = regs[3]; vendor[2] = regs[2]; cpu_vendor = (char *)vendor; /* Check for vendors that support AMD features. */ if (strncmp(cpu_vendor, INTEL_VENDOR_ID, 12) != 0 && strncmp(cpu_vendor, AMD_VENDOR_ID, 12) != 0 && strncmp(cpu_vendor, CENTAUR_VENDOR_ID, 12) != 0) return (0); /* Has to support AMD features. */ do_cpuid(0x80000000, regs); if (!(regs[0] >= 0x80000001)) return (0); /* Check for long mode. */ do_cpuid(0x80000001, regs); return (regs[3] & AMDID_LM); #else return (1); #endif } /* * Load the information expected by an amd64 kernel. * * - The 'boothowto' argument is constructed * - The 'bootdev' argument is constructed * - The 'bootinfo' struct is constructed, and copied into the kernel space. * - The kernel environment is copied into kernel space. * - Module metadata are formatted and placed in kernel space. */ int bi_load64(char *args, vm_offset_t *modulep, vm_offset_t *kernendp) { struct preloaded_file *xp, *kfp; struct devdesc *rootdev; struct file_metadata *md; vm_offset_t addr; uint64_t kernend; uint64_t envp; vm_offset_t size; char *rootdevname; int howto; if (!bi_checkcpu()) { printf("CPU doesn't support long mode\n"); return (EINVAL); } howto = bi_getboothowto(args); /* * Allow the environment variable 'rootdev' to override the supplied device * This should perhaps go to MI code and/or have $rootdev tested/set by * MI code before launching the kernel. */ rootdevname = getenv("rootdev"); userboot_getdev((void **)(&rootdev), rootdevname, NULL); if (rootdev == NULL) { /* bad $rootdev/$currdev */ printf("can't determine root device\n"); return(EINVAL); } /* Try reading the /etc/fstab file to select the root device */ getrootmount(devformat(rootdev)); /* find the last module in the chain */ addr = 0; for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) { if (addr < (xp->f_addr + xp->f_size)) addr = xp->f_addr + xp->f_size; } /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); /* copy our environment */ envp = addr; addr = bi_copyenv(addr); /* pad to a page boundary */ addr = roundup(addr, PAGE_SIZE); kfp = file_findfile(NULL, "elf kernel"); if (kfp == NULL) kfp = file_findfile(NULL, "elf64 kernel"); if (kfp == NULL) panic("can't find kernel file"); kernend = 0; /* fill it in later */ file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof howto, &howto); file_addmetadata(kfp, MODINFOMD_ENVP, sizeof envp, &envp); file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend); bios_addsmapdata(kfp); /* Figure out the size and location of the metadata */ *modulep = addr; - size = bi_copymodules64(0); + size = md_copymodules(0, true); kernend = roundup(addr + size, PAGE_SIZE); *kernendp = kernend; /* patch MODINFOMD_KERNEND */ md = file_findmetadata(kfp, MODINFOMD_KERNEND); bcopy(&kernend, md->md_data, sizeof kernend); /* copy module list and metadata */ - (void)bi_copymodules64(addr); + (void)md_copymodules(addr, true); return(0); }