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NEX-16819 loader UEFI support
Includes work by Toomas Soome <tsoome@me.com>
Upstream commits:
    loader: pxe receive cleanup
    9475 libefi: Do not return only if ReceiveFilter
    installboot: should support efi system partition
    8931 boot1.efi: scan all display modes rather than
    loader: spinconsole updates
    loader: gfx experiment to try GOP Blt() function.
    sha1 build test
    loader: add sha1 hash calculation
    common/sha1: update for loader build
    loader: biosdisk rework
    uts: 32-bit kernel FB needs mapping in low memory
    uts: add diag-device
    uts: boot console mirror with diag-device
    uts: enable very early console on ttya
    kmdb: add diag-device as input/output device
    uts: test VGA memory exclusion from mapping
    uts: clear boot mapping and protect boot pages test
    uts: add dboot map debug printf
    uts: need to release FB pages in release_bootstrap()
    uts: add screenmap ioctl
    uts: update sys/queue.h
    loader: add illumos uts/common to include path
    loader: tem/gfx font cleanup
    loader: vbe checks
    uts: gfx_private set KD_TEXT when KD_RESETTEXT is
    uts: gfx 8-bit update
    loader: gfx 8-bit fix
    loader: always set media size from partition.
    uts: MB2 support for 32-bit kernel
    loader: x86 should have tem 80x25
    uts: x86 should have tem 80x25
    uts: font update
    loader: font update
    uts: tem attributes
    loader: tem.c comment added
    uts: use font module
    loader: add font module
    loader: build rules for new font setup
    uts: gfx_private update for new font structure
    uts: early boot update for new font structure
    uts: font update
    uts: font build rules update for new fonts
    uts: tem update to new font structure
    loader: module.c needs to include tem_impl.h
    uts: gfx_private 8x16 font rework
    uts: make font_lookup public
    loader: font rework
    uts: font rework
    9259 libefi: efi_alloc_and_read should check for PMBR
    uts: tem utf-8 support
    loader: implement tem utf-8 support
    loader: tem should be able to display UTF-8
    7784 uts: console input should support utf-8
    7796 uts: ldterm default to utf-8
    uts: do not reset serial console
    uts: set up colors even if tem is not console
    uts: add type for early boot properties
    uts: gfx_private experiment with drm and vga
    uts: gfx_private should use setmode drm callback.
    uts: identify FB types and set up gfx_private based
    loader: replace gop and vesa with framebuffer
    uts: boot needs simple tem to support mdb
    uts: boot_keyboard should emit esc sequences for
    uts: gfx_private FB showuld be written by line
    kmdb: set terminal window size
    uts: gfx_private needs to keep track of early boot FB
    pnglite: move pnglite to usr/src/common
    loader: gfx_fb
    ficl-sys: add gfx primitives
    loader: add illumos.png logo
    ficl: add fb-putimage
    loader: add png support
    loader: add alpha blending for gfx_fb
    loader: use term-drawrect for menu frame
    ficl: add simple gfx words
    uts: provide fb_info via fbgattr dev_specific array.
    uts: gfx_private add alpha blending
    uts: update sys/ascii.h
    uts: tem OSC support (incomplete)
    uts: implement env module support and use data from
    uts: tem get colors from early boot data
    loader: use crc32 from libstand (libz)
    loader: optimize for size
    loader: pass tem info to the environment
    loader: import tem for loader console
    loader: UEFI loader needs to set ISADIR based on
    loader: need UEFI32 support
    8918 loader.efi: add vesa edid support
    uts: tem_safe_pix_clear_prom_output() should only
    uts: tem_safe_pix_clear_entire_screen() should use
    uts: tem_safe_check_first_time() should query cursor
    uts: tem implement cls callback & visual_io v4
    uts: gfx_vgatext use block cursor for vgatext
    uts: gfx_private implement cls callback & visual_io
    uts: gfx_private bitmap framebuffer implementation
    uts: early start frame buffer console support
    uts: font functions should check the input char
    uts: font rendering should support 16/24/32bit depths
    uts: use smallest font as fallback default.
    uts: update terminal dimensions based on selected
    7834 uts: vgatext should use gfx_private
    uts: add spacing property to 8859-1.bdf
    terminfo: add underline for sun-color
    terminfo: sun-color has 16 colors
    uts: add font load callback type
    loader: do not repeat int13 calls with error 0x20 and
    8905 loader: add skein/edonr support
    8904 common/crypto: make skein and edonr loader
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>
Revert "NEX-16819 loader UEFI support"
This reverts commit ec06b9fc617b99234e538bf2e7e4d02a24993e0c.
Reverting due to failures in the zfs-tests and the sharefs-tests
NEX-16819 loader UEFI support
Includes work by Toomas Soome <tsoome@me.com>
Upstream commits:
    loader: pxe receive cleanup
    9475 libefi: Do not return only if ReceiveFilter
    installboot: should support efi system partition
    8931 boot1.efi: scan all display modes rather than
    loader: spinconsole updates
    loader: gfx experiment to try GOP Blt() function.
    sha1 build test
    loader: add sha1 hash calculation
    common/sha1: update for loader build
    loader: biosdisk rework
    uts: 32-bit kernel FB needs mapping in low memory
    uts: add diag-device
    uts: boot console mirror with diag-device
    uts: enable very early console on ttya
    kmdb: add diag-device as input/output device
    uts: test VGA memory exclusion from mapping
    uts: clear boot mapping and protect boot pages test
    uts: add dboot map debug printf
    uts: need to release FB pages in release_bootstrap()
    uts: add screenmap ioctl
    uts: update sys/queue.h
    loader: add illumos uts/common to include path
    loader: tem/gfx font cleanup
    loader: vbe checks
    uts: gfx_private set KD_TEXT when KD_RESETTEXT is
    uts: gfx 8-bit update
    loader: gfx 8-bit fix
    loader: always set media size from partition.
    uts: MB2 support for 32-bit kernel
    loader: x86 should have tem 80x25
    uts: x86 should have tem 80x25
    uts: font update
    loader: font update
    uts: tem attributes
    loader: tem.c comment added
    uts: use font module
    loader: add font module
    loader: build rules for new font setup
    uts: gfx_private update for new font structure
    uts: early boot update for new font structure
    uts: font update
    uts: font build rules update for new fonts
    uts: tem update to new font structure
    loader: module.c needs to include tem_impl.h
    uts: gfx_private 8x16 font rework
    uts: make font_lookup public
    loader: font rework
    uts: font rework
    libefi: efi_alloc_and_read should check for PMBR
    uts: tem utf-8 support
    loader: implement tem utf-8 support
    loader: tem should be able to display UTF-8
    7784 uts: console input should support utf-8
    7796 uts: ldterm default to utf-8
    uts: do not reset serial console
    uts: set up colors even if tem is not console
    uts: add type for early boot properties
    uts: gfx_private experiment with drm and vga
    uts: gfx_private should use setmode drm callback.
    uts: identify FB types and set up gfx_private based
    loader: replace gop and vesa with framebuffer
    uts: boot needs simple tem to support mdb
    uts: boot_keyboard should emit esc sequences for
    uts: gfx_private FB showuld be written by line
    kmdb: set terminal window size
    uts: gfx_private needs to keep track of early boot FB
    pnglite: move pnglite to usr/src/common
    loader: gfx_fb
    ficl-sys: add gfx primitives
    loader: add illumos.png logo
    ficl: add fb-putimage
    loader: add png support
    loader: add alpha blending for gfx_fb
    loader: use term-drawrect for menu frame
    ficl: add simple gfx words
    uts: provide fb_info via fbgattr dev_specific array.
    uts: gfx_private add alpha blending
    uts: update sys/ascii.h
    uts: tem OSC support (incomplete)
    uts: implement env module support and use data from
    uts: tem get colors from early boot data
    loader: use crc32 from libstand (libz)
    loader: optimize for size
    loader: pass tem info to the environment
    loader: import tem for loader console
    loader: UEFI loader needs to set ISADIR based on
    loader: need UEFI32 support
    8918 loader.efi: add vesa edid support
    uts: tem_safe_pix_clear_prom_output() should only
    uts: tem_safe_pix_clear_entire_screen() should use
    uts: tem_safe_check_first_time() should query cursor
    uts: tem implement cls callback & visual_io v4
    uts: gfx_vgatext use block cursor for vgatext
    uts: gfx_private implement cls callback & visual_io
    uts: gfx_private bitmap framebuffer implementation
    uts: early start frame buffer console support
    uts: font functions should check the input char
    uts: font rendering should support 16/24/32bit depths
    uts: use smallest font as fallback default.
    uts: update terminal dimensions based on selected
    7834 uts: vgatext should use gfx_private
    uts: add spacing property to 8859-1.bdf
    terminfo: add underline for sun-color
    terminfo: sun-color has 16 colors
    uts: add font load callback type
    loader: do not repeat int13 calls with error 0x20 and
    8905 loader: add skein/edonr support
    8904 common/crypto: make skein and edonr loader
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>


 190          */
 191         vptr->efi_first_u_lba = nblocks + 1;
 192         vptr->efi_last_lba = capacity - 1;
 193         vptr->efi_altern_lba = capacity -1;
 194         vptr->efi_last_u_lba = vptr->efi_last_lba - nblocks;
 195 
 196         (void) uuid_generate((uchar_t *)&uuid);
 197         UUID_LE_CONVERT(vptr->efi_disk_uguid, uuid);
 198         return (0);
 199 }
 200 
 201 /*
 202  * Read EFI - return partition number upon success.
 203  */
 204 int
 205 efi_alloc_and_read(int fd, struct dk_gpt **vtoc)
 206 {
 207         int                     rval;
 208         uint32_t                nparts;
 209         int                     length;





 210 


























 211         /* figure out the number of entries that would fit into 16K */
 212         nparts = EFI_MIN_ARRAY_SIZE / sizeof (efi_gpe_t);
 213         length = (int) sizeof (struct dk_gpt) +
 214             (int) sizeof (struct dk_part) * (nparts - 1);
 215         if ((*vtoc = calloc(length, 1)) == NULL)
 216                 return (VT_ERROR);
 217 
 218         (*vtoc)->efi_nparts = nparts;
 219         rval = efi_read(fd, *vtoc);
 220 
 221         if ((rval == VT_EINVAL) && (*vtoc)->efi_nparts > nparts) {
 222                 void *tmp;
 223                 length = (int) sizeof (struct dk_gpt) +
 224                     (int) sizeof (struct dk_part) *
 225                     ((*vtoc)->efi_nparts - 1);
 226                 nparts = (*vtoc)->efi_nparts;
 227                 if ((tmp = realloc(*vtoc, length)) == NULL) {
 228                         free (*vtoc);
 229                         *vtoc = NULL;
 230                         return (VT_ERROR);




 190          */
 191         vptr->efi_first_u_lba = nblocks + 1;
 192         vptr->efi_last_lba = capacity - 1;
 193         vptr->efi_altern_lba = capacity -1;
 194         vptr->efi_last_u_lba = vptr->efi_last_lba - nblocks;
 195 
 196         (void) uuid_generate((uchar_t *)&uuid);
 197         UUID_LE_CONVERT(vptr->efi_disk_uguid, uuid);
 198         return (0);
 199 }
 200 
 201 /*
 202  * Read EFI - return partition number upon success.
 203  */
 204 int
 205 efi_alloc_and_read(int fd, struct dk_gpt **vtoc)
 206 {
 207         int                     rval;
 208         uint32_t                nparts;
 209         int                     length;
 210         struct mboot            *mbr;
 211         struct ipart            *ipart;
 212         diskaddr_t              capacity;
 213         uint_t                  lbsize;
 214         int                     i;
 215 
 216         if (read_disk_info(fd, &capacity, &lbsize) != 0)
 217                 return (VT_ERROR);
 218 
 219         if ((mbr = calloc(lbsize, 1)) == NULL)
 220                 return (VT_ERROR);
 221 
 222         if ((ioctl(fd, DKIOCGMBOOT, (caddr_t)mbr)) == -1) {
 223                 free(mbr);
 224                 return (VT_ERROR);
 225         }
 226 
 227         if (mbr->signature != MBB_MAGIC) {
 228                 free(mbr);
 229                 return (VT_EINVAL);
 230         }
 231         ipart = (struct ipart *)(uintptr_t)mbr->parts;
 232 
 233         /* Check if we have partition with ID EFI_PMBR */
 234         for (i = 0; i < FD_NUMPART; i++) {
 235                 if (ipart[i].systid == EFI_PMBR)
 236                         break;
 237         }
 238         free(mbr);
 239         if (i == FD_NUMPART)
 240                 return (VT_EINVAL);
 241 
 242         /* figure out the number of entries that would fit into 16K */
 243         nparts = EFI_MIN_ARRAY_SIZE / sizeof (efi_gpe_t);
 244         length = (int) sizeof (struct dk_gpt) +
 245             (int) sizeof (struct dk_part) * (nparts - 1);
 246         if ((*vtoc = calloc(length, 1)) == NULL)
 247                 return (VT_ERROR);
 248 
 249         (*vtoc)->efi_nparts = nparts;
 250         rval = efi_read(fd, *vtoc);
 251 
 252         if ((rval == VT_EINVAL) && (*vtoc)->efi_nparts > nparts) {
 253                 void *tmp;
 254                 length = (int) sizeof (struct dk_gpt) +
 255                     (int) sizeof (struct dk_part) *
 256                     ((*vtoc)->efi_nparts - 1);
 257                 nparts = (*vtoc)->efi_nparts;
 258                 if ((tmp = realloc(*vtoc, length)) == NULL) {
 259                         free (*vtoc);
 260                         *vtoc = NULL;
 261                         return (VT_ERROR);