mirror of
https://github.com/freebsd/freebsd-src
synced 2024-09-06 17:18:32 +00:00
Use consistent whitespace.
Reviewed by: strip --strip-debug -o - gptboot.o | md5 Sponsored by: iXsystems, Inc.
This commit is contained in:
Benno Rice
parent
e4e7a46ba9
commit
8e48426cae
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=332082
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@ -132,87 +132,93 @@ xfsread(ufs_ino_t inode, void *buf, size_t nbyte)
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static void
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bios_getmem(void)
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{
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uint64_t size;
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uint64_t size;
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/* Parse system memory map */
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v86.ebx = 0;
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do {
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v86.ctl = V86_FLAGS;
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v86.addr = MEM_EXT; /* int 0x15 function 0xe820*/
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v86.eax = 0xe820;
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v86.ecx = sizeof(struct bios_smap);
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v86.edx = SMAP_SIG;
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v86.es = VTOPSEG(&smap);
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v86.edi = VTOPOFF(&smap);
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v86int();
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if ((v86.efl & 1) || (v86.eax != SMAP_SIG))
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break;
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/* look for a low-memory segment that's large enough */
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if ((smap.type == SMAP_TYPE_MEMORY) && (smap.base == 0) &&
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(smap.length >= (512 * 1024)))
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bios_basemem = smap.length;
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/* look for the first segment in 'extended' memory */
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if ((smap.type == SMAP_TYPE_MEMORY) && (smap.base == 0x100000)) {
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bios_extmem = smap.length;
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/* Parse system memory map */
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v86.ebx = 0;
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do {
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v86.ctl = V86_FLAGS;
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v86.addr = MEM_EXT; /* int 0x15 function 0xe820*/
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v86.eax = 0xe820;
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v86.ecx = sizeof(struct bios_smap);
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v86.edx = SMAP_SIG;
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v86.es = VTOPSEG(&smap);
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v86.edi = VTOPOFF(&smap);
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v86int();
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if ((v86.efl & 1) || (v86.eax != SMAP_SIG))
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break;
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/* look for a low-memory segment that's large enough */
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if ((smap.type == SMAP_TYPE_MEMORY) && (smap.base == 0) &&
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(smap.length >= (512 * 1024)))
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bios_basemem = smap.length;
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/* look for the first segment in 'extended' memory */
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if ((smap.type == SMAP_TYPE_MEMORY) &&
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(smap.base == 0x100000)) {
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bios_extmem = smap.length;
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}
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/*
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* Look for the largest segment in 'extended' memory beyond
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* 1MB but below 4GB.
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*/
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if ((smap.type == SMAP_TYPE_MEMORY) &&
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(smap.base > 0x100000) && (smap.base < 0x100000000ull)) {
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size = smap.length;
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/*
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* If this segment crosses the 4GB boundary,
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* truncate it.
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*/
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if (smap.base + size > 0x100000000ull)
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size = 0x100000000ull - smap.base;
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if (size > high_heap_size) {
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high_heap_size = size;
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high_heap_base = smap.base;
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}
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}
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} while (v86.ebx != 0);
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/* Fall back to the old compatibility function for base memory */
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if (bios_basemem == 0) {
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v86.ctl = 0;
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v86.addr = 0x12; /* int 0x12 */
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v86int();
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bios_basemem = (v86.eax & 0xffff) * 1024;
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}
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/*
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* Look for the largest segment in 'extended' memory beyond
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* 1MB but below 4GB.
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* Fall back through several compatibility functions for extended
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* memory
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*/
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if ((smap.type == SMAP_TYPE_MEMORY) && (smap.base > 0x100000) &&
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(smap.base < 0x100000000ull)) {
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size = smap.length;
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/*
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* If this segment crosses the 4GB boundary, truncate it.
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*/
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if (smap.base + size > 0x100000000ull)
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size = 0x100000000ull - smap.base;
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if (size > high_heap_size) {
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high_heap_size = size;
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high_heap_base = smap.base;
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}
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if (bios_extmem == 0) {
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v86.ctl = V86_FLAGS;
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v86.addr = 0x15; /* int 0x15 function 0xe801*/
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v86.eax = 0xe801;
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v86int();
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if (!(v86.efl & 1)) {
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bios_extmem = ((v86.ecx & 0xffff) +
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((v86.edx & 0xffff) * 64)) * 1024;
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}
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}
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} while (v86.ebx != 0);
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/* Fall back to the old compatibility function for base memory */
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if (bios_basemem == 0) {
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v86.ctl = 0;
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v86.addr = 0x12; /* int 0x12 */
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v86int();
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bios_basemem = (v86.eax & 0xffff) * 1024;
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}
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/* Fall back through several compatibility functions for extended memory */
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if (bios_extmem == 0) {
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v86.ctl = V86_FLAGS;
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v86.addr = 0x15; /* int 0x15 function 0xe801*/
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v86.eax = 0xe801;
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v86int();
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if (!(v86.efl & 1)) {
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bios_extmem = ((v86.ecx & 0xffff) + ((v86.edx & 0xffff) * 64)) * 1024;
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if (bios_extmem == 0) {
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v86.ctl = 0;
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v86.addr = 0x15; /* int 0x15 function 0x88*/
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v86.eax = 0x8800;
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v86int();
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bios_extmem = (v86.eax & 0xffff) * 1024;
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}
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}
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if (bios_extmem == 0) {
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v86.ctl = 0;
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v86.addr = 0x15; /* int 0x15 function 0x88*/
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v86.eax = 0x8800;
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v86int();
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bios_extmem = (v86.eax & 0xffff) * 1024;
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}
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/*
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* If we have extended memory and did not find a suitable heap
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* region in the SMAP, use the last 3MB of 'extended' memory as a
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* high heap candidate.
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*/
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if (bios_extmem >= HEAP_MIN && high_heap_size < HEAP_MIN) {
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high_heap_size = HEAP_MIN;
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high_heap_base = bios_extmem + 0x100000 - HEAP_MIN;
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}
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/*
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* If we have extended memory and did not find a suitable heap
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* region in the SMAP, use the last 3MB of 'extended' memory as a
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* high heap candidate.
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*/
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if (bios_extmem >= HEAP_MIN && high_heap_size < HEAP_MIN) {
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high_heap_size = HEAP_MIN;
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high_heap_base = bios_extmem + 0x100000 - HEAP_MIN;
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}
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}
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static int
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@ -371,207 +377,215 @@ exit(int x)
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static void
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load(void)
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{
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union {
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struct exec ex;
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Elf32_Ehdr eh;
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} hdr;
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static Elf32_Phdr ep[2];
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static Elf32_Shdr es[2];
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caddr_t p;
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ufs_ino_t ino;
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uint32_t addr, x;
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int fmt, i, j;
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union {
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struct exec ex;
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Elf32_Ehdr eh;
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} hdr;
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static Elf32_Phdr ep[2];
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static Elf32_Shdr es[2];
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caddr_t p;
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ufs_ino_t ino;
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uint32_t addr, x;
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int fmt, i, j;
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if (!(ino = lookup(kname))) {
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if (!ls) {
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printf("%s: No %s on %u:%s(%up%u)\n", BOOTPROG,
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kname, dsk.drive & DRV_MASK, dev_nm[dsk.type], dsk.unit,
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dsk.part);
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}
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return;
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}
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if (xfsread(ino, &hdr, sizeof(hdr)))
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return;
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if (N_GETMAGIC(hdr.ex) == ZMAGIC)
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fmt = 0;
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else if (IS_ELF(hdr.eh))
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fmt = 1;
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else {
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printf("Invalid %s\n", "format");
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return;
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}
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if (fmt == 0) {
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addr = hdr.ex.a_entry & 0xffffff;
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p = PTOV(addr);
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fs_off = PAGE_SIZE;
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if (xfsread(ino, p, hdr.ex.a_text))
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return;
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p += roundup2(hdr.ex.a_text, PAGE_SIZE);
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if (xfsread(ino, p, hdr.ex.a_data))
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return;
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p += hdr.ex.a_data + roundup2(hdr.ex.a_bss, PAGE_SIZE);
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bootinfo.bi_symtab = VTOP(p);
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memcpy(p, &hdr.ex.a_syms, sizeof(hdr.ex.a_syms));
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p += sizeof(hdr.ex.a_syms);
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if (hdr.ex.a_syms) {
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if (xfsread(ino, p, hdr.ex.a_syms))
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return;
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p += hdr.ex.a_syms;
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if (xfsread(ino, p, sizeof(int)))
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return;
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x = *(uint32_t *)p;
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p += sizeof(int);
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x -= sizeof(int);
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if (xfsread(ino, p, x))
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return;
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p += x;
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}
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} else {
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fs_off = hdr.eh.e_phoff;
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for (j = i = 0; i < hdr.eh.e_phnum && j < 2; i++) {
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if (xfsread(ino, ep + j, sizeof(ep[0])))
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return;
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if (ep[j].p_type == PT_LOAD)
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j++;
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}
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for (i = 0; i < 2; i++) {
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p = PTOV(ep[i].p_paddr & 0xffffff);
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fs_off = ep[i].p_offset;
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if (xfsread(ino, p, ep[i].p_filesz))
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if (!(ino = lookup(kname))) {
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if (!ls) {
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printf("%s: No %s on %u:%s(%up%u)\n", BOOTPROG,
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kname, dsk.drive & DRV_MASK, dev_nm[dsk.type],
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dsk.unit,
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dsk.part);
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}
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return;
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}
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p += roundup2(ep[1].p_memsz, PAGE_SIZE);
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bootinfo.bi_symtab = VTOP(p);
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if (hdr.eh.e_shnum == hdr.eh.e_shstrndx + 3) {
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fs_off = hdr.eh.e_shoff + sizeof(es[0]) *
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(hdr.eh.e_shstrndx + 1);
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if (xfsread(ino, &es, sizeof(es)))
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if (xfsread(ino, &hdr, sizeof(hdr)))
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return;
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if (N_GETMAGIC(hdr.ex) == ZMAGIC)
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fmt = 0;
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else if (IS_ELF(hdr.eh))
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fmt = 1;
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else {
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printf("Invalid %s\n", "format");
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return;
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for (i = 0; i < 2; i++) {
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memcpy(p, &es[i].sh_size, sizeof(es[i].sh_size));
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p += sizeof(es[i].sh_size);
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fs_off = es[i].sh_offset;
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if (xfsread(ino, p, es[i].sh_size))
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return;
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p += es[i].sh_size;
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}
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}
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addr = hdr.eh.e_entry & 0xffffff;
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}
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bootinfo.bi_esymtab = VTOP(p);
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bootinfo.bi_kernelname = VTOP(kname);
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bootinfo.bi_bios_dev = dsk.drive;
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if (fmt == 0) {
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addr = hdr.ex.a_entry & 0xffffff;
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p = PTOV(addr);
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fs_off = PAGE_SIZE;
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if (xfsread(ino, p, hdr.ex.a_text))
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return;
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p += roundup2(hdr.ex.a_text, PAGE_SIZE);
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if (xfsread(ino, p, hdr.ex.a_data))
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return;
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p += hdr.ex.a_data + roundup2(hdr.ex.a_bss, PAGE_SIZE);
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bootinfo.bi_symtab = VTOP(p);
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memcpy(p, &hdr.ex.a_syms, sizeof(hdr.ex.a_syms));
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p += sizeof(hdr.ex.a_syms);
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if (hdr.ex.a_syms) {
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if (xfsread(ino, p, hdr.ex.a_syms))
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return;
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p += hdr.ex.a_syms;
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if (xfsread(ino, p, sizeof(int)))
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return;
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x = *(uint32_t *)p;
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p += sizeof(int);
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x -= sizeof(int);
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if (xfsread(ino, p, x))
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return;
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p += x;
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}
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} else {
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fs_off = hdr.eh.e_phoff;
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for (j = i = 0; i < hdr.eh.e_phnum && j < 2; i++) {
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if (xfsread(ino, ep + j, sizeof(ep[0])))
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return;
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if (ep[j].p_type == PT_LOAD)
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j++;
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}
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for (i = 0; i < 2; i++) {
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p = PTOV(ep[i].p_paddr & 0xffffff);
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fs_off = ep[i].p_offset;
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if (xfsread(ino, p, ep[i].p_filesz))
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return;
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}
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p += roundup2(ep[1].p_memsz, PAGE_SIZE);
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bootinfo.bi_symtab = VTOP(p);
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if (hdr.eh.e_shnum == hdr.eh.e_shstrndx + 3) {
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fs_off = hdr.eh.e_shoff + sizeof(es[0]) *
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(hdr.eh.e_shstrndx + 1);
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if (xfsread(ino, &es, sizeof(es)))
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return;
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for (i = 0; i < 2; i++) {
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memcpy(p, &es[i].sh_size,
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sizeof(es[i].sh_size));
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p += sizeof(es[i].sh_size);
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fs_off = es[i].sh_offset;
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if (xfsread(ino, p, es[i].sh_size))
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return;
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p += es[i].sh_size;
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}
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}
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addr = hdr.eh.e_entry & 0xffffff;
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}
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bootinfo.bi_esymtab = VTOP(p);
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bootinfo.bi_kernelname = VTOP(kname);
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bootinfo.bi_bios_dev = dsk.drive;
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#ifdef LOADER_GELI_SUPPORT
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geliargs.size = sizeof(geliargs);
|
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explicit_bzero(gelipw, sizeof(gelipw));
|
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gelibuf = malloc(sizeof(struct keybuf) + (GELI_MAX_KEYS * sizeof(struct keybuf_ent)));
|
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geli_fill_keybuf(gelibuf);
|
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geliargs.notapw = '\0';
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geliargs.keybuf_sentinel = KEYBUF_SENTINEL;
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geliargs.keybuf = gelibuf;
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geliargs.size = sizeof(geliargs);
|
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explicit_bzero(gelipw, sizeof(gelipw));
|
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gelibuf = malloc(sizeof(struct keybuf) +
|
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(GELI_MAX_KEYS * sizeof(struct keybuf_ent)));
|
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geli_fill_keybuf(gelibuf);
|
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geliargs.notapw = '\0';
|
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geliargs.keybuf_sentinel = KEYBUF_SENTINEL;
|
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geliargs.keybuf = gelibuf;
|
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#endif
|
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__exec((caddr_t)addr, RB_BOOTINFO | (opts & RBX_MASK),
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MAKEBOOTDEV(dev_maj[dsk.type], dsk.part + 1, dsk.unit, 0xff),
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KARGS_FLAGS_EXTARG, 0, 0, VTOP(&bootinfo)
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__exec((caddr_t)addr, RB_BOOTINFO | (opts & RBX_MASK),
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MAKEBOOTDEV(dev_maj[dsk.type], dsk.part + 1, dsk.unit, 0xff),
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KARGS_FLAGS_EXTARG, 0, 0, VTOP(&bootinfo)
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#ifdef LOADER_GELI_SUPPORT
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, geliargs
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, geliargs
|
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#endif
|
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);
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);
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}
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|
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static int
|
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parse_cmds(char *cmdstr, int *dskupdated)
|
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{
|
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char *arg = cmdstr;
|
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char *ep, *p, *q;
|
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const char *cp;
|
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unsigned int drv;
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int c, i, j;
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char *arg = cmdstr;
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char *ep, *p, *q;
|
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const char *cp;
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unsigned int drv;
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int c, i, j;
|
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*dskupdated = 0;
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while ((c = *arg++)) {
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if (c == ' ' || c == '\t' || c == '\n')
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continue;
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for (p = arg; *p && *p != '\n' && *p != ' ' && *p != '\t'; p++);
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ep = p;
|
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if (*p)
|
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*p++ = 0;
|
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if (c == '-') {
|
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while ((c = *arg++)) {
|
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if (c == 'P') {
|
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if (*(uint8_t *)PTOV(0x496) & 0x10) {
|
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cp = "yes";
|
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} else {
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opts |= OPT_SET(RBX_DUAL) | OPT_SET(RBX_SERIAL);
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cp = "no";
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}
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printf("Keyboard: %s\n", cp);
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continue;
|
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} else if (c == 'S') {
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j = 0;
|
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while ((unsigned int)(i = *arg++ - '0') <= 9)
|
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j = j * 10 + i;
|
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if (j > 0 && i == -'0') {
|
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comspeed = j;
|
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break;
|
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}
|
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/* Fall through to error below ('S' not in optstr[]). */
|
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*dskupdated = 0;
|
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while ((c = *arg++)) {
|
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if (c == ' ' || c == '\t' || c == '\n')
|
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continue;
|
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for (p = arg; *p && *p != '\n' && *p != ' ' && *p != '\t'; p++);
|
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ep = p;
|
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if (*p)
|
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*p++ = 0;
|
||||
if (c == '-') {
|
||||
while ((c = *arg++)) {
|
||||
if (c == 'P') {
|
||||
if (*(uint8_t *)PTOV(0x496) & 0x10) {
|
||||
cp = "yes";
|
||||
} else {
|
||||
opts |= OPT_SET(RBX_DUAL) |
|
||||
OPT_SET(RBX_SERIAL);
|
||||
cp = "no";
|
||||
}
|
||||
printf("Keyboard: %s\n", cp);
|
||||
continue;
|
||||
} else if (c == 'S') {
|
||||
j = 0;
|
||||
while ((unsigned int)(i = *arg++ - '0')
|
||||
<= 9)
|
||||
j = j * 10 + i;
|
||||
if (j > 0 && i == -'0') {
|
||||
comspeed = j;
|
||||
break;
|
||||
}
|
||||
/*
|
||||
* Fall through to error below
|
||||
* ('S' not in optstr[]).
|
||||
*/
|
||||
}
|
||||
for (i = 0; c != optstr[i]; i++)
|
||||
if (i == NOPT - 1)
|
||||
return -1;
|
||||
opts ^= OPT_SET(flags[i]);
|
||||
}
|
||||
ioctrl = OPT_CHECK(RBX_DUAL) ? (IO_SERIAL|IO_KEYBOARD) :
|
||||
OPT_CHECK(RBX_SERIAL) ? IO_SERIAL : IO_KEYBOARD;
|
||||
if (ioctrl & IO_SERIAL) {
|
||||
if (sio_init(115200 / comspeed) != 0)
|
||||
ioctrl &= ~IO_SERIAL;
|
||||
}
|
||||
} else {
|
||||
for (q = arg--; *q && *q != '('; q++);
|
||||
if (*q) {
|
||||
drv = -1;
|
||||
if (arg[1] == ':') {
|
||||
drv = *arg - '0';
|
||||
if (drv > 9)
|
||||
return (-1);
|
||||
arg += 2;
|
||||
}
|
||||
if (q - arg != 2)
|
||||
return -1;
|
||||
for (i = 0; arg[0] != dev_nm[i][0] ||
|
||||
arg[1] != dev_nm[i][1]; i++)
|
||||
if (i == NDEV - 1)
|
||||
return -1;
|
||||
dsk.type = i;
|
||||
arg += 3;
|
||||
dsk.unit = *arg - '0';
|
||||
if (arg[1] != 'p' || dsk.unit > 9)
|
||||
return -1;
|
||||
arg += 2;
|
||||
dsk.part = *arg - '0';
|
||||
if (dsk.part < 1 || dsk.part > 9)
|
||||
return -1;
|
||||
arg++;
|
||||
if (arg[0] != ')')
|
||||
return -1;
|
||||
arg++;
|
||||
if (drv == -1)
|
||||
drv = dsk.unit;
|
||||
dsk.drive = (dsk.type <= TYPE_MAXHARD
|
||||
? DRV_HARD : 0) + drv;
|
||||
*dskupdated = 1;
|
||||
}
|
||||
if ((i = ep - arg)) {
|
||||
if ((size_t)i >= sizeof(kname))
|
||||
return -1;
|
||||
memcpy(kname, arg, i + 1);
|
||||
}
|
||||
}
|
||||
for (i = 0; c != optstr[i]; i++)
|
||||
if (i == NOPT - 1)
|
||||
return -1;
|
||||
opts ^= OPT_SET(flags[i]);
|
||||
}
|
||||
ioctrl = OPT_CHECK(RBX_DUAL) ? (IO_SERIAL|IO_KEYBOARD) :
|
||||
OPT_CHECK(RBX_SERIAL) ? IO_SERIAL : IO_KEYBOARD;
|
||||
if (ioctrl & IO_SERIAL) {
|
||||
if (sio_init(115200 / comspeed) != 0)
|
||||
ioctrl &= ~IO_SERIAL;
|
||||
}
|
||||
} else {
|
||||
for (q = arg--; *q && *q != '('; q++);
|
||||
if (*q) {
|
||||
drv = -1;
|
||||
if (arg[1] == ':') {
|
||||
drv = *arg - '0';
|
||||
if (drv > 9)
|
||||
return (-1);
|
||||
arg += 2;
|
||||
}
|
||||
if (q - arg != 2)
|
||||
return -1;
|
||||
for (i = 0; arg[0] != dev_nm[i][0] ||
|
||||
arg[1] != dev_nm[i][1]; i++)
|
||||
if (i == NDEV - 1)
|
||||
return -1;
|
||||
dsk.type = i;
|
||||
arg += 3;
|
||||
dsk.unit = *arg - '0';
|
||||
if (arg[1] != 'p' || dsk.unit > 9)
|
||||
return -1;
|
||||
arg += 2;
|
||||
dsk.part = *arg - '0';
|
||||
if (dsk.part < 1 || dsk.part > 9)
|
||||
return -1;
|
||||
arg++;
|
||||
if (arg[0] != ')')
|
||||
return -1;
|
||||
arg++;
|
||||
if (drv == -1)
|
||||
drv = dsk.unit;
|
||||
dsk.drive = (dsk.type <= TYPE_MAXHARD
|
||||
? DRV_HARD : 0) + drv;
|
||||
*dskupdated = 1;
|
||||
}
|
||||
if ((i = ep - arg)) {
|
||||
if ((size_t)i >= sizeof(kname))
|
||||
return -1;
|
||||
memcpy(kname, arg, i + 1);
|
||||
}
|
||||
arg = p;
|
||||
}
|
||||
arg = p;
|
||||
}
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
|
|
|
|||
Loading…
Reference in a new issue