Date: Thu, 28 Jan 2016 16:52:02 +0000 (UTC) From: Steven Hartland <smh@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r294997 - in stable/10/sys/boot: common efi/boot1 efi/include efi/loader Message-ID: <201601281652.u0SGq2L9039493@repo.freebsd.org>
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Author: smh Date: Thu Jan 28 16:52:02 2016 New Revision: 294997 URL: https://svnweb.freebsd.org/changeset/base/294997 Log: MFC r281060, r294060, r294291, r294493, r294284: MFC r281060: Remove an unnecessary space in a printf call MFC r294060: Modularise EFI boot loader MFC r294291 (by andrew): Reset the filesystem cache MFC r294493: Fix EFI UFS caching MFC r294284 (by emaste): boot1: correct typo in error message Sponsored by: Multiplay Added: stable/10/sys/boot/efi/boot1/boot_module.h - copied unchanged from r294060, head/sys/boot/efi/boot1/boot_module.h stable/10/sys/boot/efi/boot1/ufs_module.c - copied, changed from r294060, head/sys/boot/efi/boot1/ufs_module.c Modified: stable/10/sys/boot/common/ufsread.c stable/10/sys/boot/efi/boot1/Makefile stable/10/sys/boot/efi/boot1/boot1.c stable/10/sys/boot/efi/include/efilib.h stable/10/sys/boot/efi/loader/devicename.c stable/10/sys/boot/efi/loader/main.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/boot/common/ufsread.c ============================================================================== --- stable/10/sys/boot/common/ufsread.c Thu Jan 28 16:51:56 2016 (r294996) +++ stable/10/sys/boot/common/ufsread.c Thu Jan 28 16:52:02 2016 (r294997) @@ -165,7 +165,7 @@ static int sblock_try[] = SBLOCKSEARCH; #endif static ssize_t -fsread(ufs_ino_t inode, void *buf, size_t nbyte) +fsread_size(ufs_ino_t inode, void *buf, size_t nbyte, size_t *fsizep) { #ifndef UFS2_ONLY static struct ufs1_dinode dp1; @@ -185,6 +185,10 @@ fsread(ufs_ino_t inode, void *buf, size_ static ufs2_daddr_t blkmap, indmap; u_int u; + /* Basic parameter validation. */ + if ((buf == NULL && nbyte != 0) || dmadat == NULL) + return (-1); + blkbuf = dmadat->blkbuf; indbuf = dmadat->indbuf; @@ -231,18 +235,18 @@ fsread(ufs_ino_t inode, void *buf, size_ return -1; n = INO_TO_VBO(n, inode); #if defined(UFS1_ONLY) - memcpy(&dp1, (struct ufs1_dinode *)blkbuf + n, - sizeof(struct ufs1_dinode)); + memcpy(&dp1, (struct ufs1_dinode *)(void *)blkbuf + n, + sizeof(dp1)); #elif defined(UFS2_ONLY) - memcpy(&dp2, (struct ufs2_dinode *)blkbuf + n, - sizeof(struct ufs2_dinode)); + memcpy(&dp2, (struct ufs2_dinode *)(void *)blkbuf + n, + sizeof(dp2)); #else if (fs.fs_magic == FS_UFS1_MAGIC) memcpy(&dp1, (struct ufs1_dinode *)(void *)blkbuf + n, - sizeof(struct ufs1_dinode)); + sizeof(dp1)); else memcpy(&dp2, (struct ufs2_dinode *)(void *)blkbuf + n, - sizeof(struct ufs2_dinode)); + sizeof(dp2)); #endif inomap = inode; fs_off = 0; @@ -306,5 +310,17 @@ fsread(ufs_ino_t inode, void *buf, size_ fs_off += n; nb -= n; } + + if (fsizep != NULL) + *fsizep = size; + return nbyte; } + +static ssize_t +fsread(ufs_ino_t inode, void *buf, size_t nbyte) +{ + + return fsread_size(inode, buf, nbyte, NULL); +} + Modified: stable/10/sys/boot/efi/boot1/Makefile ============================================================================== --- stable/10/sys/boot/efi/boot1/Makefile Thu Jan 28 16:51:56 2016 (r294996) +++ stable/10/sys/boot/efi/boot1/Makefile Thu Jan 28 16:52:02 2016 (r294997) @@ -11,7 +11,7 @@ INTERNALPROG= WARNS?= 6 # architecture-specific loader code -SRCS= boot1.c reloc.c start.S +SRCS= boot1.c reloc.c start.S ufs_module.c CFLAGS+= -fPIC CFLAGS+= -I. @@ -19,6 +19,7 @@ CFLAGS+= -I${.CURDIR}/../include CFLAGS+= -I${.CURDIR}/../include/${MACHINE} CFLAGS+= -I${.CURDIR}/../../../contrib/dev/acpica/include CFLAGS+= -I${.CURDIR}/../../.. +CFLAGS+= -DEFI_UFS_BOOT # Always add MI sources and REGULAR efi loader bits .PATH: ${.CURDIR}/../loader/arch/${MACHINE} Modified: stable/10/sys/boot/efi/boot1/boot1.c ============================================================================== --- stable/10/sys/boot/efi/boot1/boot1.c Thu Jan 28 16:51:56 2016 (r294996) +++ stable/10/sys/boot/efi/boot1/boot1.c Thu Jan 28 16:52:02 2016 (r294997) @@ -5,6 +5,8 @@ * All rights reserved. * Copyright (c) 2014 Nathan Whitehorn * All rights reserved. + * Copyright (c) 2015 Eric McCorkle + * All rights reserved. * * Redistribution and use in source and binary forms are freely * permitted provided that the above copyright notice and this @@ -21,7 +23,6 @@ __FBSDID("$FreeBSD$"); #include <sys/param.h> -#include <sys/dirent.h> #include <machine/elf.h> #include <machine/stdarg.h> #include <stand.h> @@ -29,19 +30,29 @@ __FBSDID("$FreeBSD$"); #include <efi.h> #include <eficonsctl.h> +#include "boot_module.h" + #define _PATH_LOADER "/boot/loader.efi" -#define _PATH_KERNEL "/boot/kernel/kernel" -#define BSIZEMAX 16384 +static const boot_module_t *boot_modules[] = +{ +#ifdef EFI_UFS_BOOT + &ufs_module +#endif +}; + +#define NUM_BOOT_MODULES (sizeof(boot_modules) / sizeof(boot_module_t*)) +/* The initial number of handles used to query EFI for partitions. */ +#define NUM_HANDLES_INIT 24 -void panic(const char *fmt, ...) __dead2; void putchar(int c); EFI_STATUS efi_main(EFI_HANDLE Ximage, EFI_SYSTEM_TABLE* Xsystab); -static int domount(EFI_DEVICE_PATH *device, EFI_BLOCK_IO *blkio, int quiet); -static void load(const char *fname); +static void try_load(const boot_module_t* mod); +static EFI_STATUS probe_handle(EFI_HANDLE h); -static EFI_SYSTEM_TABLE *systab; +EFI_SYSTEM_TABLE *systab; +EFI_BOOT_SERVICES *bs; static EFI_HANDLE *image; static EFI_GUID BlockIoProtocolGUID = BLOCK_IO_PROTOCOL; @@ -49,27 +60,92 @@ static EFI_GUID DevicePathGUID = DEVICE_ static EFI_GUID LoadedImageGUID = LOADED_IMAGE_PROTOCOL; static EFI_GUID ConsoleControlGUID = EFI_CONSOLE_CONTROL_PROTOCOL_GUID; -static EFI_BLOCK_IO *bootdev; -static EFI_DEVICE_PATH *bootdevpath; -static EFI_HANDLE *bootdevhandle; +/* + * Provide Malloc / Free backed by EFIs AllocatePool / FreePool which ensures + * memory is correctly aligned avoiding EFI_INVALID_PARAMETER returns from + * EFI methods. + */ +void * +Malloc(size_t len, const char *file __unused, int line __unused) +{ + void *out; + + if (bs->AllocatePool(EfiLoaderData, len, &out) == EFI_SUCCESS) + return (out); + + return (NULL); +} + +void +Free(void *buf, const char *file __unused, int line __unused) +{ + (void)bs->FreePool(buf); +} -EFI_STATUS efi_main(EFI_HANDLE Ximage, EFI_SYSTEM_TABLE* Xsystab) +/* + * This function only returns if it fails to load the kernel. If it + * succeeds, it simply boots the kernel. + */ +void +try_load(const boot_module_t *mod) { - EFI_HANDLE handles[128]; - EFI_BLOCK_IO *blkio; - UINTN i, nparts = sizeof(handles), cols, rows, max_dim, best_mode; + size_t bufsize; + void *buf; + dev_info_t *dev; + EFI_HANDLE loaderhandle; + EFI_LOADED_IMAGE *loaded_image; + EFI_STATUS status; + + status = mod->load(_PATH_LOADER, &dev, &buf, &bufsize); + if (status == EFI_NOT_FOUND) + return; + + if (status != EFI_SUCCESS) { + printf("%s failed to load %s (%lu)\n", mod->name, _PATH_LOADER, + EFI_ERROR_CODE(status)); + return; + } + + if ((status = bs->LoadImage(TRUE, image, dev->devpath, buf, bufsize, + &loaderhandle)) != EFI_SUCCESS) { + printf("Failed to load image provided by %s, size: %zu, (%lu)\n", + mod->name, bufsize, EFI_ERROR_CODE(status)); + return; + } + + if ((status = bs->HandleProtocol(loaderhandle, &LoadedImageGUID, + (VOID**)&loaded_image)) != EFI_SUCCESS) { + printf("Failed to query LoadedImage provided by %s (%lu)\n", + mod->name, EFI_ERROR_CODE(status)); + return; + } + + loaded_image->DeviceHandle = dev->devhandle; + + if ((status = bs->StartImage(loaderhandle, NULL, NULL)) != + EFI_SUCCESS) { + printf("Failed to start image provided by %s (%lu)\n", + mod->name, EFI_ERROR_CODE(status)); + return; + } +} + +EFI_STATUS +efi_main(EFI_HANDLE Ximage, EFI_SYSTEM_TABLE *Xsystab) +{ + EFI_HANDLE *handles; EFI_STATUS status; - EFI_DEVICE_PATH *devpath; - EFI_BOOT_SERVICES *BS; EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl = NULL; SIMPLE_TEXT_OUTPUT_INTERFACE *conout = NULL; - const char *path = _PATH_LOADER; + UINTN i, max_dim, best_mode, cols, rows, hsize, nhandles; + /* Basic initialization*/ systab = Xsystab; image = Ximage; + bs = Xsystab->BootServices; - BS = systab->BootServices; - status = BS->LocateProtocol(&ConsoleControlGUID, NULL, + /* Set up the console, so printf works. */ + status = bs->LocateProtocol(&ConsoleControlGUID, NULL, (VOID **)&ConsoleControl); if (status == EFI_SUCCESS) (void)ConsoleControl->SetMode(ConsoleControl, @@ -94,199 +170,162 @@ EFI_STATUS efi_main(EFI_HANDLE Ximage, E conout->EnableCursor(conout, TRUE); conout->ClearScreen(conout); - printf(" \n>> FreeBSD EFI boot block\n"); - printf(" Loader path: %s\n", path); - - status = systab->BootServices->LocateHandle(ByProtocol, - &BlockIoProtocolGUID, NULL, &nparts, handles); - nparts /= sizeof(handles[0]); - - for (i = 0; i < nparts; i++) { - status = systab->BootServices->HandleProtocol(handles[i], - &DevicePathGUID, (void **)&devpath); - if (EFI_ERROR(status)) + printf("\n>> FreeBSD EFI boot block\n"); + printf(" Loader path: %s\n\n", _PATH_LOADER); + printf(" Initializing modules:"); + for (i = 0; i < NUM_BOOT_MODULES; i++) { + if (boot_modules[i] == NULL) continue; - while (!IsDevicePathEnd(NextDevicePathNode(devpath))) - devpath = NextDevicePathNode(devpath); + printf(" %s", boot_modules[i]->name); + if (boot_modules[i]->init != NULL) + boot_modules[i]->init(); + } + putchar('\n'); - status = systab->BootServices->HandleProtocol(handles[i], - &BlockIoProtocolGUID, (void **)&blkio); - if (EFI_ERROR(status)) - continue; + /* Get all the device handles */ + hsize = (UINTN)NUM_HANDLES_INIT * sizeof(EFI_HANDLE); + if ((status = bs->AllocatePool(EfiLoaderData, hsize, (void **)&handles)) + != EFI_SUCCESS) + panic("Failed to allocate %d handles (%lu)", NUM_HANDLES_INIT, + EFI_ERROR_CODE(status)); - if (!blkio->Media->LogicalPartition) - continue; + status = bs->LocateHandle(ByProtocol, &BlockIoProtocolGUID, NULL, + &hsize, handles); + switch (status) { + case EFI_SUCCESS: + break; + case EFI_BUFFER_TOO_SMALL: + (void)bs->FreePool(handles); + if ((status = bs->AllocatePool(EfiLoaderData, hsize, + (void **)&handles) != EFI_SUCCESS)) { + panic("Failed to allocate %zu handles (%lu)", hsize / + sizeof(*handles), EFI_ERROR_CODE(status)); + } + status = bs->LocateHandle(ByProtocol, &BlockIoProtocolGUID, + NULL, &hsize, handles); + if (status != EFI_SUCCESS) + panic("Failed to get device handles (%lu)\n", + EFI_ERROR_CODE(status)); + break; + default: + panic("Failed to get device handles (%lu)", + EFI_ERROR_CODE(status)); + } - if (domount(devpath, blkio, 1) >= 0) + /* Scan all partitions, probing with all modules. */ + nhandles = hsize / sizeof(*handles); + printf(" Probing %zu block devices...", nhandles); + for (i = 0; i < nhandles; i++) { + status = probe_handle(handles[i]); + switch (status) { + case EFI_UNSUPPORTED: + printf("."); + break; + case EFI_SUCCESS: + printf("+"); + break; + default: + printf("x"); break; + } } + printf(" done\n"); - if (i == nparts) - panic("No bootable partition found"); - - bootdevhandle = handles[i]; - load(path); + /* Status summary. */ + for (i = 0; i < NUM_BOOT_MODULES; i++) { + if (boot_modules[i] != NULL) { + printf(" "); + boot_modules[i]->status(); + } + } - panic("Load failed"); + /* Select a partition to boot by trying each module in order. */ + for (i = 0; i < NUM_BOOT_MODULES; i++) + if (boot_modules[i] != NULL) + try_load(boot_modules[i]); - return EFI_SUCCESS; + /* If we get here, we're out of luck... */ + panic("No bootable partitions found!"); } -static int -dskread(void *buf, u_int64_t lba, int nblk) +static EFI_STATUS +probe_handle(EFI_HANDLE h) { + dev_info_t *devinfo; + EFI_BLOCK_IO *blkio; + EFI_DEVICE_PATH *devpath; EFI_STATUS status; - int size; + UINTN i; - lba = lba / (bootdev->Media->BlockSize / DEV_BSIZE); - size = nblk * DEV_BSIZE; - status = bootdev->ReadBlocks(bootdev, bootdev->Media->MediaId, lba, - size, buf); + /* Figure out if we're dealing with an actual partition. */ + status = bs->HandleProtocol(h, &DevicePathGUID, (void **)&devpath); + if (status == EFI_UNSUPPORTED) + return (status); - if (EFI_ERROR(status)) - return (-1); + if (status != EFI_SUCCESS) { + DPRINTF("\nFailed to query DevicePath (%lu)\n", + EFI_ERROR_CODE(status)); + return (status); + } - return (0); -} + while (!IsDevicePathEnd(NextDevicePathNode(devpath))) + devpath = NextDevicePathNode(devpath); -#include "ufsread.c" + status = bs->HandleProtocol(h, &BlockIoProtocolGUID, (void **)&blkio); + if (status == EFI_UNSUPPORTED) + return (status); -static ssize_t -fsstat(ufs_ino_t inode) -{ -#ifndef UFS2_ONLY - static struct ufs1_dinode dp1; -#endif -#ifndef UFS1_ONLY - static struct ufs2_dinode dp2; -#endif - static struct fs fs; - static ufs_ino_t inomap; - char *blkbuf; - void *indbuf; - size_t n, size; - static ufs2_daddr_t blkmap, indmap; - - blkbuf = dmadat->blkbuf; - indbuf = dmadat->indbuf; - if (!dsk_meta) { - inomap = 0; - for (n = 0; sblock_try[n] != -1; n++) { - if (dskread(dmadat->sbbuf, sblock_try[n] / DEV_BSIZE, - SBLOCKSIZE / DEV_BSIZE)) - return -1; - memcpy(&fs, dmadat->sbbuf, sizeof(struct fs)); - if (( -#if defined(UFS1_ONLY) - fs.fs_magic == FS_UFS1_MAGIC -#elif defined(UFS2_ONLY) - (fs.fs_magic == FS_UFS2_MAGIC && - fs.fs_sblockloc == sblock_try[n]) -#else - fs.fs_magic == FS_UFS1_MAGIC || - (fs.fs_magic == FS_UFS2_MAGIC && - fs.fs_sblockloc == sblock_try[n]) -#endif - ) && - fs.fs_bsize <= MAXBSIZE && - fs.fs_bsize >= (int32_t)sizeof(struct fs)) - break; - } - if (sblock_try[n] == -1) { - return -1; - } - dsk_meta++; - } else - memcpy(&fs, dmadat->sbbuf, sizeof(struct fs)); - if (!inode) - return 0; - if (inomap != inode) { - n = IPERVBLK(&fs); - if (dskread(blkbuf, INO_TO_VBA(&fs, n, inode), DBPERVBLK)) - return -1; - n = INO_TO_VBO(n, inode); -#if defined(UFS1_ONLY) - memcpy(&dp1, (struct ufs1_dinode *)blkbuf + n, - sizeof(struct ufs1_dinode)); -#elif defined(UFS2_ONLY) - memcpy(&dp2, (struct ufs2_dinode *)blkbuf + n, - sizeof(struct ufs2_dinode)); -#else - if (fs.fs_magic == FS_UFS1_MAGIC) - memcpy(&dp1, (struct ufs1_dinode *)(void *)blkbuf + n, - sizeof(struct ufs1_dinode)); - else - memcpy(&dp2, (struct ufs2_dinode *)(void *)blkbuf + n, - sizeof(struct ufs2_dinode)); -#endif - inomap = inode; - fs_off = 0; - blkmap = indmap = 0; - } - size = DIP(di_size); - n = size - fs_off; - return (n); -} + if (status != EFI_SUCCESS) { + DPRINTF("\nFailed to query BlockIoProtocol (%lu)\n", + EFI_ERROR_CODE(status)); + return (status); + } -static struct dmadat __dmadat; + if (!blkio->Media->LogicalPartition) + return (EFI_UNSUPPORTED); -static int -domount(EFI_DEVICE_PATH *device, EFI_BLOCK_IO *blkio, int quiet) -{ + /* Run through each module, see if it can load this partition */ + for (i = 0; i < NUM_BOOT_MODULES; i++) { + if (boot_modules[i] == NULL) + continue; + + if ((status = bs->AllocatePool(EfiLoaderData, + sizeof(*devinfo), (void **)&devinfo)) != + EFI_SUCCESS) { + DPRINTF("\nFailed to allocate devinfo (%lu)\n", + EFI_ERROR_CODE(status)); + continue; + } + devinfo->dev = blkio; + devinfo->devpath = devpath; + devinfo->devhandle = h; + devinfo->devdata = NULL; + devinfo->next = NULL; + + status = boot_modules[i]->probe(devinfo); + if (status == EFI_SUCCESS) + return (EFI_SUCCESS); + (void)bs->FreePool(devinfo); + } - dmadat = &__dmadat; - bootdev = blkio; - bootdevpath = device; - if (fsread(0, NULL, 0)) { - if (!quiet) - printf("domount: can't read superblock\n"); - return (-1); - } - if (!quiet) - printf("Succesfully mounted UFS filesystem\n"); - return (0); + return (EFI_UNSUPPORTED); } -static void -load(const char *fname) +void +add_device(dev_info_t **devinfop, dev_info_t *devinfo) { - ufs_ino_t ino; - EFI_STATUS status; - EFI_HANDLE loaderhandle; - EFI_LOADED_IMAGE *loaded_image; - void *buffer; - size_t bufsize; + dev_info_t *dev; - if ((ino = lookup(fname)) == 0) { - printf("File %s not found\n", fname); + if (*devinfop == NULL) { + *devinfop = devinfo; return; } - bufsize = fsstat(ino); - status = systab->BootServices->AllocatePool(EfiLoaderData, - bufsize, &buffer); - fsread(ino, buffer, bufsize); - - /* XXX: For secure boot, we need our own loader here */ - status = systab->BootServices->LoadImage(TRUE, image, bootdevpath, - buffer, bufsize, &loaderhandle); - if (EFI_ERROR(status)) - printf("LoadImage failed with error %lu\n", - EFI_ERROR_CODE(status)); - - status = systab->BootServices->HandleProtocol(loaderhandle, - &LoadedImageGUID, (VOID**)&loaded_image); - if (EFI_ERROR(status)) - printf("HandleProtocol failed with error %lu\n", - EFI_ERROR_CODE(status)); + for (dev = *devinfop; dev->next != NULL; dev = dev->next) + ; - loaded_image->DeviceHandle = bootdevhandle; - - status = systab->BootServices->StartImage(loaderhandle, NULL, NULL); - if (EFI_ERROR(status)) - printf("StartImage failed with error %lu\n", - EFI_ERROR_CODE(status)); + dev->next = devinfo; } void Copied: stable/10/sys/boot/efi/boot1/boot_module.h (from r294060, head/sys/boot/efi/boot1/boot_module.h) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ stable/10/sys/boot/efi/boot1/boot_module.h Thu Jan 28 16:52:02 2016 (r294997, copy of r294060, head/sys/boot/efi/boot1/boot_module.h) @@ -0,0 +1,110 @@ +/*- + * Copyright (c) 2015 Eric McCorkle + * 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. + * + * $FreeBSD$ + */ + +#ifndef _BOOT_MODULE_H_ +#define _BOOT_MODULE_H_ + +#include <stdbool.h> + +#include <efi.h> +#include <efilib.h> +#include <eficonsctl.h> + +#ifdef EFI_DEBUG +#define DPRINTF(fmt, args...) \ + do { \ + printf(fmt, ##args) \ + } while (0) +#else +#define DPRINTF(fmt, args...) {} +#endif + +/* EFI device info */ +typedef struct dev_info +{ + EFI_BLOCK_IO *dev; + EFI_DEVICE_PATH *devpath; + EFI_HANDLE *devhandle; + void *devdata; + struct dev_info *next; +} dev_info_t; + +/* + * A boot loader module. + * + * This is a standard interface for filesystem modules in the EFI system. + */ +typedef struct boot_module_t +{ + const char *name; + + /* init is the optional initialiser for the module. */ + void (*init)(); + + /* + * probe checks to see if the module can handle dev. + * + * Return codes: + * EFI_SUCCESS = The module can handle the device. + * EFI_NOT_FOUND = The module can not handle the device. + * Other = The module encountered an error. + */ + EFI_STATUS (*probe)(dev_info_t* dev); + + /* + * load should select the best out of a set of devices that probe + * indicated were loadable and load it. + * + * Return codes: + * EFI_SUCCESS = The module can handle the device. + * EFI_NOT_FOUND = The module can not handle the device. + * Other = The module encountered an error. + */ + EFI_STATUS (*load)(const char *loader_path, dev_info_t **devinfo, + void **buf, size_t *bufsize); + + /* status outputs information about the probed devices. */ + void (*status)(); + +} boot_module_t; + +/* Standard boot modules. */ +#ifdef EFI_UFS_BOOT +extern const boot_module_t ufs_module; +#endif + +/* Functions available to modules. */ +extern void add_device(dev_info_t **devinfop, dev_info_t *devinfo); +extern void panic(const char *fmt, ...) __dead2; +extern int printf(const char *fmt, ...); +extern int vsnprintf(char *str, size_t sz, const char *fmt, va_list ap); + +extern EFI_SYSTEM_TABLE *systab; +extern EFI_BOOT_SERVICES *bs; + +#endif Copied and modified: stable/10/sys/boot/efi/boot1/ufs_module.c (from r294060, head/sys/boot/efi/boot1/ufs_module.c) ============================================================================== --- head/sys/boot/efi/boot1/ufs_module.c Fri Jan 15 01:22:36 2016 (r294060, copy source) +++ stable/10/sys/boot/efi/boot1/ufs_module.c Thu Jan 28 16:52:02 2016 (r294997) @@ -68,93 +68,23 @@ dskread(void *buf, u_int64_t lba, int nb #include "ufsread.c" -static ssize_t -fsstat(ufs_ino_t inode) +static struct dmadat __dmadat; + +static int +init_dev(dev_info_t* dev) { -#ifndef UFS2_ONLY - static struct ufs1_dinode dp1; -#endif -#ifndef UFS1_ONLY - static struct ufs2_dinode dp2; -#endif - static struct fs fs; - static ufs_ino_t inomap; - char *blkbuf; - void *indbuf; - size_t n, size; - static ufs2_daddr_t blkmap, indmap; - - blkbuf = dmadat->blkbuf; - indbuf = dmadat->indbuf; - if (!dsk_meta) { - inomap = 0; - for (n = 0; sblock_try[n] != -1; n++) { - if (dskread(dmadat->sbbuf, sblock_try[n] / DEV_BSIZE, - SBLOCKSIZE / DEV_BSIZE)) - return (-1); - memcpy(&fs, dmadat->sbbuf, sizeof(struct fs)); - if (( -#if defined(UFS1_ONLY) - fs.fs_magic == FS_UFS1_MAGIC -#elif defined(UFS2_ONLY) - (fs.fs_magic == FS_UFS2_MAGIC && - fs.fs_sblockloc == sblock_try[n]) -#else - fs.fs_magic == FS_UFS1_MAGIC || - (fs.fs_magic == FS_UFS2_MAGIC && - fs.fs_sblockloc == sblock_try[n]) -#endif - ) && - fs.fs_bsize <= MAXBSIZE && - fs.fs_bsize >= (int32_t)sizeof(struct fs)) - break; - } - if (sblock_try[n] == -1) { - return (-1); - } - dsk_meta++; - } else - memcpy(&fs, dmadat->sbbuf, sizeof(struct fs)); - if (!inode) - return (0); - if (inomap != inode) { - n = IPERVBLK(&fs); - if (dskread(blkbuf, INO_TO_VBA(&fs, n, inode), DBPERVBLK)) - return (-1); - n = INO_TO_VBO(n, inode); -#if defined(UFS1_ONLY) - memcpy(&dp1, (struct ufs1_dinode *)blkbuf + n, - sizeof(struct ufs1_dinode)); -#elif defined(UFS2_ONLY) - memcpy(&dp2, (struct ufs2_dinode *)blkbuf + n, - sizeof(struct ufs2_dinode)); -#else - if (fs.fs_magic == FS_UFS1_MAGIC) - memcpy(&dp1, (struct ufs1_dinode *)(void *)blkbuf + n, - sizeof(struct ufs1_dinode)); - else - memcpy(&dp2, (struct ufs2_dinode *)(void *)blkbuf + n, - sizeof(struct ufs2_dinode)); -#endif - inomap = inode; - fs_off = 0; - blkmap = indmap = 0; - } - size = DIP(di_size); - n = size - fs_off; - return (n); -} + devinfo = dev; + dmadat = &__dmadat; -static struct dmadat __dmadat; + return fsread(0, NULL, 0); +} static EFI_STATUS probe(dev_info_t* dev) { - devinfo = dev; - dmadat = &__dmadat; - if (fsread(0, NULL, 0) < 0) + if (init_dev(dev) < 0) return (EFI_UNSUPPORTED); add_device(&devices, dev); @@ -171,13 +101,15 @@ try_load(dev_info_t *dev, const char *lo ssize_t read; void *buf; - devinfo = dev; + if (init_dev(dev) < 0) + return (EFI_UNSUPPORTED); + if ((ino = lookup(loader_path)) == 0) return (EFI_NOT_FOUND); - size = fsstat(ino); - if (size <= 0) { - printf("Failed to fsstat %s ino: %d\n", loader_path, ino); + if (fsread_size(ino, NULL, 0, &size) < 0 || size <= 0) { + printf("Failed to read size of '%s' ino: %d\n", loader_path, + ino); return (EFI_INVALID_PARAMETER); } @@ -190,7 +122,7 @@ try_load(dev_info_t *dev, const char *lo read = fsread(ino, buf, size); if ((size_t)read != size) { - printf("Failed to read %s (%zd != %zu)\n", loader_path, read, + printf("Failed to read '%s' (%zd != %zu)\n", loader_path, read, size); (void)bs->FreePool(buf); return (EFI_INVALID_PARAMETER); Modified: stable/10/sys/boot/efi/include/efilib.h ============================================================================== --- stable/10/sys/boot/efi/include/efilib.h Thu Jan 28 16:51:56 2016 (r294996) +++ stable/10/sys/boot/efi/include/efilib.h Thu Jan 28 16:52:02 2016 (r294997) @@ -39,7 +39,6 @@ extern struct devsw efinet_dev; extern struct netif_driver efinetif; void *efi_get_table(EFI_GUID *tbl); -void efi_main(EFI_HANDLE image_handle, EFI_SYSTEM_TABLE *system_table); int efi_register_handles(struct devsw *, EFI_HANDLE *, EFI_HANDLE *, int); EFI_HANDLE efi_find_handle(struct devsw *, int); Modified: stable/10/sys/boot/efi/loader/devicename.c ============================================================================== --- stable/10/sys/boot/efi/loader/devicename.c Thu Jan 28 16:51:56 2016 (r294996) +++ stable/10/sys/boot/efi/loader/devicename.c Thu Jan 28 16:52:02 2016 (r294997) @@ -31,6 +31,7 @@ __FBSDID("$FreeBSD$"); #include <stand.h> #include <string.h> #include <sys/disklabel.h> +#include <sys/param.h> #include <bootstrap.h> #include <efi.h> @@ -86,7 +87,7 @@ efi_parsedev(struct devdesc **dev, const struct devsw *dv; char *cp; const char *np; - int i, err; + int i; /* minimum length check */ if (strlen(devspec) < 2) @@ -101,24 +102,26 @@ efi_parsedev(struct devdesc **dev, const if (devsw[i] == NULL) return (ENOENT); - idev = malloc(sizeof(struct devdesc)); - if (idev == NULL) - return (ENOMEM); - - idev->d_dev = dv; - idev->d_type = dv->dv_type; - idev->d_unit = -1; - - err = 0; np = devspec + strlen(dv->dv_name); - if (*np != '\0' && *np != ':') { - idev->d_unit = strtol(np, &cp, 0); - if (cp == np) { - idev->d_unit = -1; - free(idev); - return (EUNIT); + + { + idev = malloc(sizeof(struct devdesc)); + if (idev == NULL) + return (ENOMEM); + + idev->d_dev = dv; + idev->d_type = dv->dv_type; + idev->d_unit = -1; + if (*np != '\0' && *np != ':') { + idev->d_unit = strtol(np, &cp, 0); + if (cp == np) { + idev->d_unit = -1; + free(idev); + return (EUNIT); + } } } + if (*cp != '\0' && *cp != ':') { free(idev); return (EINVAL); @@ -137,7 +140,7 @@ char * efi_fmtdev(void *vdev) { struct devdesc *dev = (struct devdesc *)vdev; - static char buf[32]; /* XXX device length constant? */ + static char buf[SPECNAMELEN + 1]; switch(dev->d_type) { case DEVT_NONE: Modified: stable/10/sys/boot/efi/loader/main.c ============================================================================== --- stable/10/sys/boot/efi/loader/main.c Thu Jan 28 16:51:56 2016 (r294996) +++ stable/10/sys/boot/efi/loader/main.c Thu Jan 28 16:52:02 2016 (r294997) @@ -28,6 +28,7 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); +#include <sys/param.h> #include <stand.h> #include <string.h> #include <setjmp.h> @@ -45,7 +46,6 @@ extern char bootprog_rev[]; extern char bootprog_date[]; extern char bootprog_maker[]; -struct devdesc currdev; /* our current device */ struct arch_switch archsw; /* MI/MD interface boundary */ EFI_GUID acpi = ACPI_TABLE_GUID; @@ -60,15 +60,36 @@ EFI_GUID hoblist = HOB_LIST_TABLE_GUID; EFI_GUID memtype = MEMORY_TYPE_INFORMATION_TABLE_GUID; EFI_GUID debugimg = DEBUG_IMAGE_INFO_TABLE_GUID; +/* + * Need this because EFI uses UTF-16 unicode string constants, but we + * use UTF-8. We can't use printf due to the possiblity of \0 and we + * don't support support wide characters either. + */ +static void +print_str16(const CHAR16 *str) +{ + int i; + + for (i = 0; str[i]; i++) + printf("%c", (char)str[i]); +} + EFI_STATUS main(int argc, CHAR16 *argv[]) { char var[128]; EFI_LOADED_IMAGE *img; EFI_GUID *guid; - int i, j, vargood; + int i, j, vargood, unit; + struct devsw *dev; UINTN k; + archsw.arch_autoload = efi_autoload; + archsw.arch_getdev = efi_getdev; + archsw.arch_copyin = efi_copyin; + archsw.arch_copyout = efi_copyout; + archsw.arch_readin = efi_readin; + /* * XXX Chicken-and-egg problem; we want to have console output * early, but some console attributes may depend on reading from @@ -115,6 +136,13 @@ main(int argc, CHAR16 *argv[]) /* Get our loaded image protocol interface structure. */ BS->HandleProtocol(IH, &imgid, (VOID**)&img); + printf("Command line arguments:"); + for (i = 0; i < argc; i++) { + printf(" "); + print_str16(argv[i]); + } + printf("\n"); + printf("Image base: 0x%lx\n", (u_long)img->ImageBase); printf("EFI version: %d.%02d\n", ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff); @@ -128,9 +156,6 @@ main(int argc, CHAR16 *argv[]) printf("%s, Revision %s\n", bootprog_name, bootprog_rev); printf("(%s, %s)\n", bootprog_maker, bootprog_date); - efi_handle_lookup(img->DeviceHandle, &currdev.d_dev, &currdev.d_unit); - currdev.d_type = currdev.d_dev->dv_type; - /* * Disable the watchdog timer. By default the boot manager sets * the timer to 5 minutes before invoking a boot option. If we @@ -142,18 +167,26 @@ main(int argc, CHAR16 *argv[]) */ BS->SetWatchdogTimer(0, 0, 0, NULL); - env_setenv("currdev", EV_VOLATILE, efi_fmtdev(&currdev), - efi_setcurrdev, env_nounset); - env_setenv("loaddev", EV_VOLATILE, efi_fmtdev(&currdev), env_noset, - env_nounset); + if (efi_handle_lookup(img->DeviceHandle, &dev, &unit) != 0) + return (EFI_NOT_FOUND); - setenv("LINES", "24", 1); /* optional */ + switch (dev->dv_type) { + default: { + struct devdesc currdev; + + currdev.d_dev = dev; + currdev.d_unit = unit; + currdev.d_opendata = NULL; + currdev.d_type = currdev.d_dev->dv_type; + env_setenv("currdev", EV_VOLATILE, efi_fmtdev(&currdev), + efi_setcurrdev, env_nounset); + env_setenv("loaddev", EV_VOLATILE, efi_fmtdev(&currdev), env_noset, *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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